1 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3 * config/arm/arm.c (output_return_instruction): Handle for
6 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
13 (*arm_movdf_vfp): Likewise.
15 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
18 (vashr<mode>3): Rename from ashr<mode>3.
19 (vlshr<mode>3): Rename from lshr<mode>3.
21 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
24 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
25 (check_format_info_main): Use scalar_identify_flag.
26 (check_format_types): Check for scalar size identity if
27 scalar_identify_flag is set.
28 (printf_length_specs): Extend by new field.
29 (asm_fprintf_length_specs): Likewise.
30 (gcc_diag_length_specs): Likewise.
31 (scanf_length_specs): Likewise.
32 (strfmon_length_specs): Likewise.
33 (gcc_gfc_length_specs): Likewise.
34 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
35 (ms_printf_flag_specs): Likewise.
36 * c-format.h (format_length_info): Add new member scalar_identity_flag.
38 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
41 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
42 (*call_value_pop_1): Ditto.
43 (*sibcall_pop_1): New insn pattern.
44 (*sibcall_value_pop_1): Ditto.
46 2009-08-23 Alan Modra <amodra@bigpond.net.au>
49 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
52 2009-08-23 Alan Modra <amodra@bigpond.net.au>
55 * fwprop.c (try_fwprop_subst): Allow multiple sets.
56 (get_reg_use_in): New function.
57 (forward_propagate_subreg): Propagate through subreg of zero_extend
60 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
62 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
63 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
65 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
67 * configure.ac: Remove --with-datarootdir, --with-docdir,
68 --with-htmldir switches. No need to call AC_SUBST for
69 datarootdir, docdir, htmldir any more.
70 * configure: Regenerate.
71 * doc/install.texi (Configuration): Document --datarootdir,
72 --docdir, --htmldir, --pdfdir; update documentation for
74 (Prerequisites): Bump Autoconf version to 2.64, Automake to
77 * aclocal.m4: Regenerate.
78 * config.in: Regenerate.
79 * configure: Regenerate.
81 2009-08-21 Douglas B Rupp <rupp@gnat.com>
82 Olivier Hainque <hainque@adacore.com>
84 * config/ia64/ia64.c: Include libfuncs.h.
85 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
86 (ia64_expand_call): Use reg 25 on VMS.
87 (ia64_initialize_trampoline): Fix for VMS ABI.
88 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
89 (ia64_function_arg): Initialize reg 25 on VMS.
90 Fix OpenVMS ABI issues for varargs.
91 For OpenVMS, emit the Argument Information register set in the
92 incoming/sibcall case as well.
93 (ia64_arg_type): New function.
94 (ia64_function_arg_advance): Keep track of cum->words.
95 Fix OpenVMS ABI issues for varargs.
96 (ia64_function_value): On VMS, promote mode of non-aggregate types.
97 (ia64_override_options): Set flag_no_common on VMS.
98 (ia64_init_builtins): Disable FWRITE builtin.
99 (ia64_asm_output_external): Call DO_CRTL_NAMES.
100 (ia64_vms_init_libfuncs): Add decc$ routines.
101 (ia64_vms_valid_pointer_mode): New function.
102 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
103 (ia64_promote_function_mode): New function
104 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
105 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
106 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
107 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
108 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
109 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
110 Suppress trailing '#' if VALUE is numeric.
111 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
112 ia64_promote_function_mode.
113 (TARGET_VALID_POINTER_MODE): Define.
115 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
118 * config/rs6000/rs6000.c (rs6000_override_options): Use
119 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
122 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
123 reporting of vector + decimal/boolean/complex error.
125 2009-08-21 Jakub Jelinek <jakub@redhat.com>
127 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
128 __vector double TYPE_DECL.
130 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
132 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
133 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
134 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
135 to pointer to enum machine_mode. Update all callers as needed.
137 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
139 * config/alpha/alpha.md (exception_receiver): Emit alternative
140 GP load sequence if flag_reorder_blocks_and_partition is set.
141 (*exception_receiver_2): Also enable when
142 flag_reorder_blocks_and_partition is set.
144 2009-08-20 Matt Rice <ratmice@gmail.com>
145 Diego Novillo <dnovillo@google.com>
147 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
150 2009-08-20 Richard Guenther <rguenther@suse.de>
152 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
153 * c-tree.h (c_dup_lang_specific_decl): Remove.
154 (struct lang_decl, struct lang_type): Move definitions ...
155 * c-lang.h: ... here. New file.
156 * c-decl.c: Include c-lang.h.
157 (c_dup_lang_specific_decl): Remove.
158 * c-typeck.c: Include c-lang.h.
159 * Makefile.in (c-decl.o): Add c-lang.h dependency.
160 (c-typeck.o): Likewise.
161 * c-config-lang.in (gtfiles): Add c-lang.h.
162 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
165 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
167 * config/alpha/alpha.c (alpha_end_function): Do not clear
168 crtl->emit structure and free insn locators if cfun->is_thunk is true,
169 this is now handled in generic code.
171 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
173 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
174 (s390_z10_fix_long_loop_prediction): New function.
175 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
176 (s390_reorg): Walk over the INSNs and invoke
177 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
179 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
181 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
182 "*brx_64bit", "*brx_31bit"): New patterns.
183 * config/s390/s390.c ('E'): New output modifier.
185 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
186 Richard Earnshaw <richard.earnshaw@arm.com>
188 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
189 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
191 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
193 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
195 * pa.c (emit_move_sequence): Check if address of operand1 is valid
196 for mode mode of operand0 when doing secondary reload for SAR.
198 2009-08-19 Jakub Jelinek <jakub@redhat.com>
201 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
202 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
204 2009-08-19 Jason Merrill <jason@redhat.com>
206 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
207 supported template depth in C++0x.
209 2009-08-19 Jakub Jelinek <jakub@redhat.com>
211 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
212 free_after_compilation.
213 * config/score/score7.c (score7_output_mi_thunk): Likewise.
214 * config/score/score3.c (score3_output_mi_thunk): Likewise.
215 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
216 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
217 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
218 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
219 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
221 2009-08-19 Ian Lance Taylor <iant@google.com>
223 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
224 of (plus (mult (neg B) C) A).
226 2009-08-18 Michael Matz <matz@suse.de>
228 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
229 instead of comparing TYPE_MAIN_VARIANT for equality.
230 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
231 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
232 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
233 * gimplify.c (goa_lhs_expr_p): Ditto and use
234 STRIP_USELESS_TYPE_CONVERSION.
236 2009-08-18 Michael Matz <matz@suse.de>
238 * tree-ssa-structalias.c (create_variable_info_for): Also mark
239 first field in a struct.
240 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
242 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
244 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
245 locators before emit_insn is called. Remove assert that
247 (alpha_end_function): Clear crtl->emit structure and free insn
248 locators if cfun->is_thunk is true.
250 2009-08-18 Jason Merrill <jason@redhat.com>
252 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
254 * configure.ac: Test for it.
255 * configure, config.in: Regenerate.
256 * doc/install.texi: Document --enable-gnu-unique-object.
258 2009-08-18 Richard Guenther <rguenther@suse.de>
261 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
262 pow(x,y*z) only if x is nonnegative.
264 2009-08-18 Jakub Jelinek <jakub@redhat.com>
266 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
270 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
271 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
273 2009-08-17 DJ Delorie <dj@redhat.com>
275 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
276 * config/m32c/prologue.md (epilogue_freit): New.
278 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
279 (bank_switch_p): Likewise.
280 (fast_interrupt_p): Likewise.
281 (interrupt_p): Likewise.
282 (m32c_conditional_register_usage): Round memregs size up.
283 (need_to_save): We only need to save $a0 when we use ENTER.
284 (interrupt_p): Check for fast_interrupt too.
285 (bank_switch_p): New.
286 (fast_interrupt_p): New.
287 (m32c_attribute_table): Add bank_switch and fast_interrupt.
288 (m32c_emit_prolog): Support bank switching and fast interrupts.
289 * doc/extend.texi (Function Attributes): Add bank_switch and
292 2009-08-17 Douglas B Rupp <rupp@gnat.com>
294 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
295 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
297 2009-08-16 Douglas B Rupp <rupp@gnat.com>
299 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
300 (menu): Add IA-64/VMS Options.
301 (IA-64/VMS Options): Likewise.
303 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
306 * config/mips/mips.md (*lwxs): Use :P for pointer values.
308 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
310 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
311 (mips_pop_asm_switch): Likewise.
312 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
314 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
315 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
316 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
317 (mips_print_operand_punctuation): Use them. Check mips_noreorder
318 instead of set_noreorder.
319 (mips_output_function_prologue): Use the new functions.
320 (mips_output_function_epilogue): Likewise.
321 (mips_need_noat_wrapper_p): New function, split out from...
322 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
323 Use mips_push_asm_switch and mips_pop_asm_switch.
324 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
325 and mips_pop_asm_switch.
326 (ASM_OUTPUT_REG_POP): Likewise.
327 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
328 Use mips_pop_asm_switch.
329 (mips_asm_switch): New structure.
330 (set_noreorder, set_nomacro): Replace with...
331 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
332 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
333 instead of set_nomacro.
334 (fix_truncsfsi2_macro): Likewise.
335 (cprestore): Likewise.
336 (hazard): Use mips_noreorder instead of set_noreorder.
337 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
339 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
341 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
342 from prev_active_insn.
344 2009-08-16 Anatoly Sokolov <aesok@post.ru>
346 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
347 * config/avr/avr.c (avr_override_options): Initialize
348 avr_current_arch variable.
349 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
350 __AVR_HAVE_16BIT_SP__ according to the device type.
351 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
353 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
354 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
356 2009-08-16 Dodji Seketeli <dodji@redhat.com>
359 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
360 generating inlined subroutine die only. We shouldn't be
361 called for anything else.
362 (gen_block_die): Don't generate inline subroutine debug info for
365 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
367 * graphite-poly.c (print_pbb): Print PBB index.
369 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
372 * graphite-interchange.c (ppl_max_for_le): Moved...
373 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
374 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
375 ppl_Pointset_Powerset_C_Polyhedron_maximize.
376 * graphite-ppl.h (ppl_max_for_le): Declared.
378 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
380 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
381 supported on all platforms.
382 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
383 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
384 * c-pragma.c: Likewise.
385 * target-def.h (TARGET_INITIALIZER): Remove
386 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
387 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
389 2009-08-14 Douglas B Rupp <rupp@gnat.com>
391 * config/ia64/fde-vms.c: New file.
392 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
393 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
394 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
395 (uw_frame_state_for): Only register a personality routine if it is
396 known to be compatible with our expectations.
397 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
398 Declare unw_table_entry stack variable and
399 mod all calls to _Unwind_FindTableEntry to add arg.
400 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
401 (_Unwind_FindTableEntry): Add arg to prototype.
403 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
405 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
406 field 'signal_pfs_loc'.
407 (uw_frame_state_for): Remove duplicate code dealing with leaf
408 procedures without unwind info.
409 If in the frame after unwinding through a signal handler, restore
410 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
411 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
412 'pfs_loc' to the AR.PFS location in the signal context; instead
413 set 'signal_pfs_loc'.
414 Manually generate the unwind info for the AR.PFS register.
415 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
416 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
417 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
418 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
419 instead set 'signal_pfs_loc'.
420 Remove code preventing the AR.PFS register from being restored
421 from the signal context.
423 2009-08-14 Douglas B Rupp <rupp@gnat.com>
424 Tristan Gingold <gingold@adacore.com>
426 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
427 * config/ia64/t-vms: New file.
428 * config/ia64/vms64.h: New file.
429 * config/ia64/vms.h: New file.
430 * config/ia64/vms-crtinit.asm: New file.
431 * config/ia64/vms_symvec_libgcc_s.opt: New file.
432 * config/ia64/vms-unwind.h: New file.
434 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
436 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
439 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
442 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
444 * real.h (do_mpc_arg2): ... here.
445 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
448 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
450 * final.c (add_debug_prefix_map): Don't use GC memory for
451 old_prefix and new_prefix.
453 2009-08-14 Richard Guenther <rguenther@suse.de>
455 * ipa-prop.c (compute_complex_pass_through): If we cannot
456 compute a non-varying offset for IPA_JF_ANCESTOR punt.
458 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
460 * c-lex.c (c_lex_with_flags): Increase size of local variable
461 to avoid memory clobber.
463 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
466 * config/i386/i386.c (ix86_fp_comparison_strategy):
467 Only enable/disable sahf at function granularity.
469 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
471 PR rtl-optimization/41064
472 * reload1.c (reload_as_needed): Don't call extract_insn
473 for known invalid replacements after calling
474 validate_replace_rtx_group and verify_changes.
476 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
479 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
480 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
481 ix86_expand_fp_vcond.
482 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
483 Assert that operation is supported by ix86_expand_int_vcond.
484 (vcondu<SSEMODE124C8:mode>): Ditto.
486 2009-08-13 DJ Delorie <dj@redhat.com>
488 * config/i386/djgpp-stdint.h: New.
489 * config.gcc (djgpp): Use it.
491 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
493 * config/sh/sh.c (sh_override_options): When flag_exceptions or
494 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
496 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
498 * tree-ssa-loop-prefetch.c
499 (prune_ref_by_group_reuse): Enhance probabilistic analysis
500 for long-stride pruning.
501 (compute_miss_rate): New function to compute the probability
502 that two memory references access different cache lines.
504 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
506 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
508 2009-08-13 Richard Guenther <rguenther@suse.de>
511 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
512 use the constant pointer type.
513 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
514 of CV qualifiers on the target pointer type.
515 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
516 conversion check before restrict check.
518 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
521 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
523 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
525 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
527 2009-08-12 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/41011
530 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
531 and reference constructing.
533 2009-08-12 Xinliang David Li <davidxl@google.com>
535 PR tree-optimization/41012
536 * tree-flow.h : New external interface.
537 * gimple-low.c (check_call_arg): Change to public function.
538 Remove argument mismatch check in lowering.
539 * tree-inline.h (tree_can_inline_p): Interface change.
540 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
542 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
543 Call change to tree_can_inline_p function.
544 (cgraph_decide_inlining_incrementally): Ditto.
546 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
548 PR tree-optimization/41031
549 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
550 on the partition variable rather than promote_mode on the source
551 type. Assert that the partition variable's type has the same
552 mode as the source value's.
554 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
556 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
558 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
560 * calls.c (expand_call): Fix typo.
561 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
563 * stmt.c (expand_value_return): Use promote_function_mode to copy out
565 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
566 * config/cris/cris.c (cris_promote_function_mode): Likewise.
567 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
568 * config/pa/pa.c (pa_promote_function_mode): Likewise.
570 2009-08-12 Andrew Haley <aph@redhat.com>
572 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
574 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
577 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
579 2009-08-12 Richard Guenther <rguenther@suse.de>
581 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
582 * gimplify.c (gimplify_modify_expr): Do not use
583 lang_hooks.types_compatible_p.
584 * tree-ssa.c (useless_type_conversion_p): For aggregates
585 just return false if the canonical types differ.
587 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
590 * sese.c (convert_for_phi_arg): New.
591 (add_guard_exit_phis): Use convert_for_phi_arg.
593 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
595 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
596 unknown subscript upper bounds.
598 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
599 Pranav Garg <pranav.garg2107@gmail.com>
601 * graphite-interchange.c (gather_access_strides): Removed.
602 (ppl_max_for_le): New.
603 (build_linearized_memory_access): New.
604 (memory_stride_in_loop): New.
605 (pbb_interchange_profitable_p): Reimplemented.
606 * graphite-ppl.h (ppl_new_id_map): New.
607 (ppl_interchange): New.
609 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
611 * graphite-interchange.c (compute_subscript): Removed.
612 (compute_array_size_cstr): Removed.
613 (compute_array_size_poly): Removed.
614 (compute_array_size): Removed.
615 (gather_access_strides_poly): Removed.
616 (gather_access_strides): Empty.
618 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
620 * graphite-dependences.c (dependence_polyhedron_1): Replace
621 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
622 (graphite_legal_transform_dr): Same.
623 (graphite_carried_dependence_level_k): Same.
624 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
625 Initialize PDR_NB_SUBSCRIPTS.
626 (print_pdr_access_layout): Replace pdr_nb_subscripts with
628 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
629 (PDR_NB_SUBSCRIPTS): New.
630 (pdr_nb_subscripts): Removed.
631 (pdr_dim): Simplified.
632 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
633 with PDR_NB_SUBSCRIPTS.
635 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
637 * graphite-interchange.c (compute_array_size): Remove use of
639 * graphite-poly.c (new_poly_dr): Remove argument data_container.
640 Do not initialize PDR_DATA_CONTAINER.
641 (print_pdr): Do not print PDR_DATA_CONTAINER.
642 * graphite-poly.h (struct poly_dr): Remove data_container field.
643 (PDR_DATA_CONTAINER): Removed.
644 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
646 (build_poly_dr): Same.
648 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
649 Sebastian Pop <sebastian.pop@amd.com>
651 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
652 copy of the dependence polyhedron. Free the temporary objects.
653 (graphite_carried_dependence_level_k): Free unused objects before
656 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
657 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
658 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
659 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
660 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
662 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
664 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
665 Early return without analyzing the data dependences if no
666 transform has been done. Call restore_scattering if the transform
668 (graphite-interchange.c): Same.
669 * graphite-poly.c (print_scattering_function): Test for
671 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
672 (apply_poly_transforms): Do not gcc_assert that
673 the transform is legal.
674 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
675 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
676 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
677 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
678 * graphite-poly.h (struct poly_scattering): New.
679 (struct poly_bb): Add original, transformed, and saved fields.
680 Remove transformed_scattering, original_scattering,
681 nb_local_variables and nb_scattering_transform fields.
682 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
683 (poly_scattering_new): New.
684 (poly_scattering_free): New.
685 (poly_scattering_copy): New.
686 (store_scattering_pbb): New.
687 (store_scattering): New.
688 (restore_scattering_pbb): New.
689 (restore_scattering): New.
690 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
691 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
693 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
695 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
698 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
700 * Makefile.in (graphite.o): Depends on PREDICT_H.
701 * graphite.c: Include predict.h.
702 (graphite_finalize): Call tree_estimate_probability.
703 * predict.c (predict_loops): Do not call scev_initialize and
705 (tree_estimate_probability_bb): New.
706 (tree_estimate_probability): Do not initialize loops: move that
707 code to the driver. Call tree_estimate_probability_bb.
708 (tree_estimate_probability_driver): New.
709 (pass_profile): Use tree_estimate_probability_driver.
710 * predict.h (tree_estimate_probability): Declared.
712 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
714 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
715 * graphite-dependences.c (graphite_legal_transform): Add time to
716 TV_GRAPHITE_DATA_DEPS.
717 (dependency_between_pbbs_p): Same.
718 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
720 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
722 PR rtl-optimization/41033
723 * alias.c (nonoverlapping_component_refs_p): Punt when strict
724 aliasing is disabled.
726 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
728 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
729 si_mask_operand, and_load_operand, low_bitmask_operand,
730 and_reg_operand, and_operand): New predicates.
731 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
732 * config/mips/mips.c (and_operands_ok): New function.
733 * config/mips/mips-protos.h (and_operands_ok): Declare it.
734 * config/mips/mips.md (move_type): Add ext_ins and logical.
736 (and<mode>3): Use and_reg_operand as the second operand's predicate.
737 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
738 shift_shift. Remove commutative constraint modifier.
739 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
741 (*clear_upper32_dext): Remove define_insn_and_split.
742 (*clear_upper32): Turn this define_insn_and_split ...
743 (splitter for ANDing register with 0xffff_ffff): .. into this.
745 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
747 * combine.c (try_widen_shift_mode): Factor out code to check if an
748 integer constant is a low-order bitmask from here ...
749 * rtlanal.c (low_bitmask_len): ... to here.
750 * rtl.h (low_bitmask_len): Declare.
752 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
755 * config/alpha/alpha.md (addsi3): Remove expander.
756 (addsi3): Rename from *addsi3_internal insn pattern.
757 (subsi3): Remove expander.
758 (subsi3): Rename from *subsi3_internal insn pattern.
760 2009-08-11 Douglas B Rupp <rupp@gnat.com>
762 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
765 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
766 Eric Botcazou <botcazou@adacore.com>
767 Douglas B Rupp <rupp@gnat.com>
769 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
770 that records that fit in 64 bits are returned by immediate value,
771 as required by OpenVMS Calling Standard.
772 (function_value): Adjust for above modification.
773 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
774 virtual_incoming_args_rtx as base object, not next_arg.
775 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
777 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
779 * reload.c (find_reloads_subreg_address): Check the original
780 req_equiv_mem address to detect the case where an address is
781 not valid in the outer mode.
783 2009-08-11 Richard Guenther <rguenther@suse.de>
786 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
788 2009-08-10 Douglas B Rupp <rupp@gnat.com>
790 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
791 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
793 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
794 Douglas B Rupp <rupp@gnat.com>
796 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
797 PT_STACK when frame_pointer_needed on OpenVMS.
798 (alpha_pv_save_size, alpha_using_fp): Remove.
799 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
800 with proper processing for PT_NULL.
801 (alpha_vms_initial_elimination_offset): New function. Support for
802 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
803 (alpha_sa_size): Force procedure type to PT_STACK when
804 frame_pointer_needed on OpenVMS.
805 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
806 (alpha_using_fp): Likewise.
807 (alpha_vms_can_eliminate): Add prototype.
808 (alpha_vms_initial_elimination_offset): Likewise.
809 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
810 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
812 2009-08-10 Eric Botcazou <botcazou@adacore.com>
813 Douglas B Rupp <rupp@gnat.com>
815 * config/alpha/alpha.c (common_object_handler): New function.
816 (vms_attribute_table): Declare a single attribute "common_object".
817 (vms_output_aligned_decl_common): New global function.
818 (SECTION_VMS_OVERLAY): Delete.
819 (SECTION_VMS_GLOBAL): Likewise.
820 (SECTION_VMS_INITIALIZE): Likewise.
821 (vms_asm_named_section): Remove support for above flags.
822 (vms_section_type_flags): Delete.
823 (TARGET_SECTION_TYPE_FLAGS): Likewise.
824 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
825 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
826 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
828 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
831 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
832 (sub_ddmmss): Likewise.
834 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
837 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
840 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
843 * reload1.c (reload_as_needed): Use cancel_changes to completely
844 undo a failed replacement attempt.
846 2009-08-10 Richard Guenther <rguenther@suse.de>
849 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
850 (useless_type_conversion_p): ... here. Require pointer targets
853 2009-08-10 Dodji Seketeli <dodji@redhat.com>
856 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
857 loose the original type of the statement list.
859 2009-08-09 Douglas B Rupp <rupp@gnat.com>
861 * config/alpha/alpha.c: Include libfuncs.h
862 (avms_asm_output_extern): New function.
863 (alpha_init_libfuncs): Init some decc libfuncs.
864 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
865 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
866 (DO_CRTL_NAMES): Define.
868 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
869 (LONG_TYPE_SIZE): Define.
870 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
871 (SUBTARGET_SWITCHES): Define malloc64 switch.
872 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
873 (MASK_RETURN_ADDR): Define.
874 doc/invoke.texi (mmalloc64): Document switch.
876 2009-08-09 Olivier Hainque <hainque@adacore.com>
877 Douglas B Rupp <rupp@gnat.com>
879 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
880 uses_condition_handler.
881 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
882 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
883 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
884 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
885 (code_for_builtin): New insn codes for the new alpha_builtins.
886 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
887 (alpha_sa_size): Account for uses_condition_handler.
888 (alpha_expand_prologue): Likewise.
889 (alpha_start_function): Likewise.
890 (alpha_expand_epilogue): Likewise.
891 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
892 establish/revert expanders.
893 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
894 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
895 New expander, resorting to the alpha.c associated function.
896 (builtin_revert_vms_condition_handler): Likewise.
897 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
898 __gcc_shell_handler, the static VMS condition handler used as
899 an indirection wrapper to the current dynamically established
901 * config/alpha/vms-unwind.h: Complete rewrite.
902 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
903 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
905 2009-08-09 Eric Botcazou <botcazou@adacore.com>
906 Douglas B Rupp <rupp@gnat.com>
908 * config/alpha/alpha.c (alpha_links): Add 'target' field.
909 (alpha_need_linkage): Handle aliases. Return function symbol.
910 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
911 Use ultimate alias target for the linkage name.
912 * config/alpha/alpha.md (movmemdi): Use the symbol returned
913 by alpha_need_linkage for the function symbol.
914 (setmemdi): Likewise.
916 2009-08-09 Douglas B Rupp <rupp@gnat.com>
918 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
919 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
920 (ASM_WEAKEN_LABEL): Define.
921 (CRT_CALL_STATIC_FUNCTION): Define.
922 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
923 (ENDFILE_SPEC): Define.
924 (INIT_SECTION_ASM_OP): Define.
925 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
926 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
928 (MULTILIB_OSDIRNAMES): Define.
929 (shlib_version): Define.
931 (SHLIB_OBJS): Define.
932 (SHLIB_NAME): Define.
933 (SHLIB_MULTILIB): Define.
934 (SHLIB_INSTALL): Define.
935 (SHLIB_SYMVEC): Define.
936 (SHLIB_SYMVECX2): Define.
937 (SHLIB_LINK): Define.
939 2009-08-09 Douglas B Rupp <rupp@gnat.com>
941 * config/alpha/alpha.c (alpha_initialize_trampoline):
942 Initialize VMS trampoline IAW ABI for bounded procedure calls.
943 (alpha_start_function): Emit transfer address on nested functions
944 for VMS trampoline call.
945 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
946 since no longer used.
947 * config/alpha/vms-tramp.asm: Remove.
948 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
949 since now only data initialized at runtime.
951 2009-08-09 Douglas B Rupp <rupp@gnat.com>
953 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
954 (LINK_GCC_C_SEQUENCE_SPEC): Define.
955 (MD_EXEC_PREFIX): Remove, no longer used.
956 (MD_STARTFILE_PREFIX): Likewise.
957 (INCLUDE_DEFAULTS): Likewise.
958 * config/alpha/t-vms:
959 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
961 2009-08-09 Richard Guenther <rguenther@suse.de>
963 PR tree-optimization/41016
964 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
965 (operand_precision): Remove.
966 (integral_operand_p): Likewise.
967 (recognize_single_bit_test): Adjust.
969 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
971 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
972 operation overflows. Likewise non-cast unary arithmetic.
973 If one arm of a conditional expression is always taken,
974 inhibit evaluation warnings for the other arm. Likewise inhibit
975 evaluation warnings for the second && or || operand if the first
976 operand is enough to determine the result.
977 * c-typeck.c (build_conditional_expr): Apply the same inhibition
979 (build_binary_op): Prevent duplicate evaluation warnings.
981 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
983 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
984 and destination have different modes, Use promote_mode to
985 determine the signedness of the conversion. Assert that the
986 promoted source mode matches the destination mode. Don't pass
987 the destination and destination mode to expand_expr if the source
988 mode is different. Simplify conversion logic.
990 2009-08-09 Ira Rosen <irar@il.ibm.com>
992 PR tree-optimization/41008
993 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
994 from condition only in case it's a comparison. Adjust checks.
996 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
998 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
999 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1000 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1001 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1002 (dump_cand): Handle them.
1003 (struct iv_cand): New members COST_STEP and AINC_USE.
1004 (stmt_after_increment): Likewise.
1005 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1006 callers changed. Use gimple_uid comparison instead of scanning.
1007 (add_candidate_1): When looking for identical candidates, take
1008 AINC_USE into account. Set it for new candidates.
1009 (force_expr_to_var_cost): Cast target_spill_cost to int.
1010 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1011 All callers changed. Check for availability of autoinc addressing
1012 modes, both in general for a given mode, and in the specific use case.
1013 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1015 (get_computation_cost): Likewise.
1016 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1017 add_autoinc_candidates): New static functions.
1018 (add_candidate): Call add_autoinc_candidates for candidates based on
1020 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1021 (determine_use_iv_cost_address): If we have an autoinc candidate at
1022 the matching use, verify autoinc is possible and subtract the cost
1023 of the candidate's step from the cost.
1024 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1025 member of the candidate.
1026 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1027 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1029 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1031 * config.build (ia64-hp-*vms*): New target.
1032 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1034 * config.gcc (ia64-hp-*vms*): New target.
1035 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1037 * config.host (ia64-hp-*vms*): New target.
1038 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1041 2009-08-08 Richard Guenther <rguenther@suse.de>
1043 PR tree-optimization/40991
1044 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1046 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1048 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1049 mode check. Do truncations in an integer mode.
1050 (force_to_mode): Handle subregs for all mode types. Only do
1051 arithmetic simplifications on integer modes.
1053 2009-08-07 Richard Guenther <rguenther@suse.de>
1055 PR tree-optimization/40999
1056 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1057 (maybe_fold_reference): Lookup constant initializers.
1058 (fold_gimple_assign): Likewise.
1060 2009-08-07 Richard Guenther <rguenther@suse.de>
1062 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1063 that require structural equality defer to the langhook.
1065 2009-08-07 Martin Jambor <mjambor@suse.cz>
1067 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1069 (struct ipa_pass_through_data): New type.
1070 (struct ipa_ancestor_jf_data): New type.
1071 (union jump_func_value): Removed field formal_id, added fields
1072 pass_through and ancestor.
1073 (struct ipa_param_call_note): Changed type of formal_id to int from
1075 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1076 operations jump functions and ancestor jump functions.
1077 (compute_complex_pass_through): New function.
1078 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1079 reflect changes in the jump function strucutre.
1080 (update_jump_functions_after_inlining): Ignore complex pass-through
1081 and ancestor jump functions.
1082 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1083 polynomial pass-through with operation jump functions.
1085 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1087 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1088 fde->dw_fde_begin as begin label instead of hot/cold label.
1089 Use LLSDAC label instead of LLSDA for second section lsda.
1090 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1091 label instead of LLSDA if it is true.
1092 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1094 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1095 SECTION argument. Use it as index into crtl->eh.call_site_record
1097 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1098 use it to determine how to print table entries instead of using
1099 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1100 label instead of normal begin label as base.
1101 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1102 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1103 ensure no EH range spans between sections and that landing pads
1104 are always in the corresponding section.
1105 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1106 for crtl->eh.call_site_record being an array rather than scalar.
1107 (output_one_function_exception_table): New function, copied
1108 from output_function_exception_table. Adjust
1109 dw2_size_of_call_site_table, dw2_output_call_site_table
1110 callers. For SECOND section use *C suffixed labels.
1111 (output_function_exception_table): Call
1112 output_one_function_exception_table and, when doing hot/cold
1113 partitioning, also another time for the second section.
1114 * opts.c: Include except.h.
1115 (decode_options): Allow -freorder-blocks-and-partition with
1116 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1117 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1118 * function.h (struct rtl_eh): Change call_site_record from
1119 scalar into array of 2 elements.
1121 2009-08-07 Martin Jambor <mjambor@suse.cz>
1123 * ipa-prop.c (count_formal_params_1): New function.
1124 (ipa_get_vector_of_formal_parms): New function.
1125 (get_vector_of_formal_parm_types): New function.
1126 (ipa_modify_formal_parameters): New function.
1127 (ipa_modify_call_arguments): New function.
1128 (index_in_adjustments_multiple_times_p): New function.
1129 (ipa_combine_adjustments): New function.
1130 (ipa_dump_param_adjustments): New function.
1131 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1132 (ipa_get_vector_of_formal_parms): Declare.
1133 (ipa_modify_formal_parameters): Declare.
1134 (ipa_modify_call_arguments): Declare.
1135 (ipa_combine_adjustments): Declare.
1136 (ipa_dump_param_adjustments): Declare.
1137 (build_ref_for_offset): Declare.
1138 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1139 * tree-sra.c: Include ipa-prop.c.
1140 (build_ref_for_offset): Make public.
1142 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1144 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1146 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1148 * gcc/doc/extend.texi (__builtin_extract_return_address)
1149 (__builtin_frob_return_address): Document.
1151 2009-08-06 Paul Brook <paul@codesourcery.com>
1153 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1154 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1155 implementation on ARMv6-M.
1157 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1159 * doc/extend.texi (pcs): Document new attribute for ARM.
1161 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1163 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1166 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1168 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1171 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1173 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1175 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1177 Merge ARM/hard_vfp_branch to trunk.
1179 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1181 * arm.c (libcall_eq): New function.
1182 (libcall_hash): New function.
1183 (add_libcall): New function.
1184 (arm_libcall_uses_aapcs_base): New function.
1185 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1186 libcalls using the base PCS.
1187 (arm_init_cumulative_args): Likewise.
1189 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1191 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1192 Use base ABI for conversion libfuncs between HFmode and SFmode.
1194 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1196 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1197 V4SImode as representatives of all 64-bit and 128-bit vector
1198 types. Allow vector types without vector modes.
1199 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1200 without vector modes like BLKmode.
1201 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1202 BLKmode. Avoid unsupported vector modes or TImode moves for
1204 (aapcs_vfp_allocate_return_reg): Likewise.
1205 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1206 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1208 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1210 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1211 (arm_get_pcs_model): Pass attribute arguments to
1212 arm_pcs_from_attribute.
1213 (arm_init_cumulative_args): Use base AAPCS for conversions from
1214 floating-point types to DImode.
1215 (arm_attribute_table): Add pcs attribute.
1216 (arm_handle_pcs_attribute): New.
1217 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1218 conversions from floating-point types to DImode, also declare them
1219 to use base AAPCS and declare functions they call to use base
1220 AAPCS and their RTABI names.
1222 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1224 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1225 -mfloat-abi=hard not being supported for VFP.
1227 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1229 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1230 SYMBOL_REF to hard_libcall_value.
1232 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1233 Richard Earnshaw <rearnsha@arm.com>
1235 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1236 has been put on the stack, all remaining co-processory arguments for
1237 that co-processor also go on the stack.
1239 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1241 * config/arm/arm.c (arm_return_in_memory): Handle returning
1242 vectors of suitable size in registers also for AAPCS case.
1244 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1246 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1248 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1250 ARM Hard-VFP calling convention
1251 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1252 * target.h (gcc_target): Add libcall_value to table of call hooks.
1253 * targhooks.h (default_libcall_value): Default implementation.
1254 * targhooks.c (default_libcall_value): Likewise.
1255 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1256 * optabs.c (expand_unop): Use it.
1257 * expr.h (hard_libcall_value): Pass the function RTX through.
1258 * calls.c (emit_library_call_value_1): Update call to
1260 * explow.c (hard_libcall_value): Use new target hook.
1261 * testsuite/lib/target-supports.exp
1262 (check_effective_target_arm_hard_vfp_ok): New hook.
1263 (check_effective_target_arm_neon_ok): Improve test for neon
1265 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1266 * config/arm/arm.c: Include cgraph.h
1267 (TARGET_FUNCTION_VALUE): Override default hook.
1268 (arm_pcs_default): New variable.
1269 (arm_override_options): Don't fault hard calling convention with VFP.
1270 Add support for AAPCS variants.
1271 (arm_function_value): Make static. Handle AAPCS variants.
1272 (arm_libcall_value): New function.
1273 (arm_apply_result_size): Handle VFP registers in results.
1274 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1276 (pcs_attribute_args): New variable.
1277 (arm_pcs_from_attribute): New function.
1278 (arm_get_pcs_model): New function.
1279 (aapcs_vfp_cum_init): New function.
1280 (aapcs_vfp_sub_candidate): New function.
1281 (aapcs_vfp_is_return_candidate): New function.
1282 (aapcs_vfp_is_call_candidate): New function.
1283 (aapcs_vfp_allocate): New function.
1284 (aapcs_vfp_allocate_return_reg): New function.
1285 (aapcs_vfp_advance): New function.
1286 (aapcs_cp_arg_layout): New variable.
1287 (aapcs_select_call_coproc): New function.
1288 (aapcs_select_return_coproc): New function.
1289 (aapcs_allocate_return_reg): New function.
1290 (aapcs_libcall_value): New function.
1291 (aapcs_layout_arg): New function.
1292 (arm_init_cumulative_args): Initialize AAPCS args data.
1293 (arm_function_arg): Handle AAPCS variants using new interface.
1294 (arm_arg_parital_bytes): Likewise.
1295 (arm_function_arg_advance): New function.
1296 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1297 calling conventions.
1298 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1299 * arm.h (NUM_VFP_ARG_REGS): Define.
1300 (LIBCALL_VALUE): Update.
1301 (FUNCTION_VALUE): Delete.
1302 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1303 (arm_pcs): New enum.
1304 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1305 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1306 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1307 * arm-protos.h (arm_function_arg_advance): Add.
1308 (aapcs_libcall_value): Add.
1309 (arm_function_value): Delete.
1311 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1312 H.J. Lu <hongjiu.lu@intel.com>
1315 * config/i386/i386.c (standard_sse_mode_p): Remove.
1316 (standard_sse_constant_p): Return 2 for integer mode
1317 vector_all_ones_operand when SSE2 is enabled.
1318 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1319 (ix86_expand_vector_move): Do not check for negative values from
1320 standard_sse_constant_p.
1322 2009-08-06 Richard Guenther <rguenther@suse.de>
1324 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1325 array type comparisons frontend independent.
1326 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1327 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1328 out array reference lower bound and element size operands.
1329 (ao_ref_init_from_vn_reference): Properly compute the offset
1330 for ARRAY_RANGE_REF.
1331 (vn_reference_fold_indirect): Fill out array reference lower
1332 bound and element size operands.
1333 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1334 a non gimple valued reference operand which can happen for
1335 array reference lower bound or element size.
1336 (create_component_ref_by_pieces_1): Properly generate the
1337 element size operand for array references.
1339 2009-08-06 Richard Guenther <rguenther@suse.de>
1341 PR tree-optimization/40964
1342 * tree.c (iterative_hash_host_wide_int): Export.
1343 * tree.h (iterative_hash_host_wide_int): Declare.
1344 * tree-ssa-structalias.c (heapvar_map): New struct.
1345 (heapvar_map_eq): New function.
1346 (heapvar_map_hash): Likewise.
1347 (heapvar_lookup): Adjust.
1348 (heapvar_insert): Likewise.
1349 (make_constraint_from_heapvar): Allow multiple heap variables
1350 per decl at different offsets.
1351 (init_alias_heapvars): Adjust.
1353 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1355 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1356 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1357 trailing sync if TARGET_SYNC_AFTER_SC.
1359 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1361 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1362 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1363 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1364 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1365 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1366 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1367 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1368 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1369 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1370 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1371 the prototype declaration match the definition.
1372 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1373 instructions explicitly. Add barrier_before and operands
1375 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1376 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1377 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1378 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1379 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1380 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1382 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1384 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1386 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1387 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1390 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1393 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1395 PR rtl-optimization/40924
1396 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1397 make sure canon_rtx (mem_address) isn't simpler than
1398 canon_rtx (expanded_mem_address).
1400 2009-08-05 Li Feng <nemokingdom@gmail.com>
1402 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1404 (build_scop_drs): Build alias set for each SCoP.
1406 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1408 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1409 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1410 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1411 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1412 (BASE_DRIVER_SELF_SPECS): Likewise.
1414 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1416 * tree-ssa-alias.c: Fix some comment typos.
1418 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1420 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1421 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1423 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1426 * simplify-rtx.c (simplify_binary_operation_1): Disable
1427 simplifications for decimal float operations.
1429 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1432 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1433 operand of INDIRECT_REF.
1435 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1437 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1438 constants referencing TLS symbols.
1440 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1442 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1443 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1445 2009-08-03 Richard Guenther <rguenther@suse.de>
1447 * tree.c (make_vector_type): Build a main variant first,
1448 get the canonical one and then build the variant.
1449 * tree-ssa.c (useless_type_conversion_p_1): Handle
1451 (useless_type_conversion_p): Conversions to pointers to
1452 incomplete record types are useless.
1454 2009-08-03 Richard Guenther <rguenther@suse.de>
1456 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1457 file will be created.
1458 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1459 * toplev.c (compile_file): Adjust comment.
1461 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1463 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1464 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1465 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1466 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1467 (sh_promote_function_mode): Fix typo.
1469 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1471 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1473 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1475 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1476 declaration arguments.
1478 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1480 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1481 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1482 (ix86_split_ashl): Ditto.
1483 (ix86_expand_vector_init_one_nonzero): Ditto.
1484 (ix86_expand_vector_set): Ditto.
1485 (ix86_expand_reduc_v4sf): Ditto.
1487 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1489 * explow.c (promote_function_mode): Remove assert.
1490 * config/sh/sh.c (sh_promote_function_mode): Declare.
1492 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1494 * config/pa/pa.c (pa_promote_function_mode): Declare.
1495 Change to static. Fix promote_mode call.
1497 * gthr-dce.h (CONST_CAST2): Define if not defined.
1498 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1500 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1502 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1504 * expr.c (store_constructor): Use promote_decl_mode. Remove
1505 now write-only variable unsignedp.
1506 (expand_expr_real_1): Use promote_decl_mode.
1507 * expr.h (promote_function_mode, promote_decl_mode): New.
1508 (promote_mode): Remove last argument.
1509 * function.c (assign_temp): Drop last argument of promote_mode.
1510 (assign_parm_find_data_types): Use promote_function_mode.
1511 (assign_parm_setup_reg): Likewise.
1512 (expand_function_end): Use promote_function_mode.
1513 * calls.c (initialize_argument_information): Use promote_function_mode.
1514 (precompute_arguments): Use promote_mode instead of checking if
1515 only PROMOTE_FUNCTION_MODE is defined.
1516 (expand_call): When making sibcall decisions, use promote_function_mode.
1517 Below, remove an if for targetm.calls.promote_function_return and
1518 and use promote_function_mode.
1519 (emit_library_call_value_1): Use promote_function_mode, fix bug
1520 where promote_mode was passed FOR_CALL == 0 for a return value in an
1522 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1523 * explow.c (promote_function_mode, promote_decl_mode): New.
1524 (promote_mode): Keep only the FOR_CALL == 0 case.
1525 * combine.c (setup_incoming_promotion): Remove test of
1526 promote_function_args. Use promote_function_mode.
1527 * stmt.c (expand_value_return): Use promote_decl_mode.
1528 (expand_decl): Use promote_decl_mode.
1530 * expr.c (store_constructor): Use promote_decl_mode. Remove
1531 now write-only variable unsignedp.
1532 (expand_expr_real_1): Use promote_decl_mode.
1533 * expr.h (promote_function_mode, promote_decl_mode): New.
1534 (promote_mode): Remove last argument.
1535 * function.c (assign_temp): Drop last argument of promote_mode.
1536 (assign_parm_find_data_types): Use promote_function_mode.
1537 (assign_parm_setup_reg): Likewise.
1538 (expand_function_end): Use promote_function_mode.
1539 * calls.c (initialize_argument_information): Use promote_function_mode.
1540 (precompute_arguments): Use promote_mode instead of checking if
1541 only PROMOTE_FUNCTION_MODE is defined.
1542 (expand_call): When making sibcall decisions, use promote_function_mode.
1543 Below, remove an if for targetm.calls.promote_function_return and
1544 and use promote_function_mode.
1545 (emit_library_call_value_1): Use promote_function_mode, fix bug
1546 where promote_mode was passed FOR_CALL == 0 for a return value in an
1548 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1549 * explow.c (promote_function_mode, promote_decl_mode): New.
1550 (promote_mode): Keep only the FOR_CALL == 0 case.
1551 * combine.c (setup_incoming_promotion): Remove test of
1552 promote_function_args. Use promote_function_mode.
1553 * stmt.c (expand_value_return): Use promote_decl_mode.
1554 (expand_decl): Use promote_decl_mode.
1556 * explow.c (promote_function_mode): Just call the target hook.
1557 * targhooks.c (default_promote_function_mode,
1558 default_promote_function_mode_always_promote): New.
1559 * targhooks.h (default_promote_function_mode,
1560 default_promote_function_mode_always_promote): Declare.
1561 * target.h (promote_function_args, promote_function_return): Remove.
1562 (promote_function_mode): New.
1563 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1564 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1565 (TARGET_PROMOTE_FUNCTION_MODE): New.
1566 (TARGET_CALLS): Adjust.
1567 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1568 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1570 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1571 * config/s390/s390.c (s390_promote_function_mode): ... here,
1572 with pointer handling.
1573 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1574 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1576 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1577 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1578 with pointer handling.
1579 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1580 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1582 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1583 * config/sh/sh.c (sh_promote_function_mode): New.
1584 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1585 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1587 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1588 * config/cris/cris.c (cris_promote_function_mode): ... here.
1589 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1590 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1592 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1593 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1594 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1595 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1597 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1598 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1599 complex type handling.
1600 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1601 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1603 * config/pa/pa.c (pa_promote_function_mode): New.
1604 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1605 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1607 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1608 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1609 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1610 * config/xtensa/xtensa.c: Likewise.
1611 * config/stormy16/stormy16.c: Likewise.
1612 * config/iq2000/iq2000.c: Likewise.
1613 * config/rs6000/rs6000.c: Likewise.
1614 * config/picochip/picochip.c: Likewise.
1615 * config/arc/arc.c: Likewise.
1616 * config/mcore/mcore.c: Likewise.
1617 * config/score/score.c: Likewise.
1618 * config/mips/mips.c: Likewise.
1619 * config/bfin/bfin.c: Likewise.
1620 * config/ia64/ia64.c: Likewise (disabled though).
1622 * config/frv/frv.h: Remove pointless remark.
1624 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1625 TARGET_PROMOTE_FUNCTION_ARGS,
1626 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1627 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1629 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1631 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1632 -floop-parallelize-all.
1633 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1634 flag_loop_parallelize_all.
1635 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1636 * graphite.c (graphite_transform_loops): Same.
1638 * graphite-poly.c (apply_poly_transforms): Same.
1640 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1642 PR tree-optimization/40914
1643 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1644 if set, then check the delta field of the PMF record.
1645 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1646 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1647 call is stored in the delta.
1649 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1651 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1653 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1655 * config/i386/bsd.h (ASM_BYTE): New define.
1656 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1657 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1658 .byte. Use fputs or putc instead of fprintf where appropriate.
1659 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1660 fputs or putc instead of fprintf where appropriate.
1661 * config/i386/i386elf.h: Ditto.
1662 * config/i386/sysv4.h: Ditto.
1664 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1665 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1666 (*tls_global_dynamic_64): Ditto.
1668 2009-07-31 Christian Bruel <christian.bruel@st.com>
1670 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1672 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1674 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1675 Remove dead code for MINUS.
1677 2009-07-31 Anthony Green <green@moxielogic.com>
1679 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1681 (moxie_expand_epilogue): Ditto for epilogue.
1682 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1684 (moxie_function_arg): Ditto.
1685 (moxie_pass_by_reference): Ditto.
1686 (moxie_arg_partial_bytes): Ditto.
1687 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1688 (FUNCTION_ARG_ADVANCE) Ditto.
1689 (REG_PARM_STACK_SPACE) Ditto.
1690 (FUNCTION_ARG_REGNO_P) Dito.
1692 * config.gcc: Add moxie linux config support.
1693 * gcc/config/moxie/uclinux.h: New file.
1695 2009-07-31 DJ Delorie <dj@redhat.com>
1697 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1698 (UNSPECV_SP_SWITCH_E): New.
1699 (sp_switch_1): Change to an unspec.
1700 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1702 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1703 reference the new stack's address
1705 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1707 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1708 graphite-clast-to-gimple.o, graphite-dependences.o,
1709 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1710 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1711 (graphite-blocking.o,
1712 graphite-clast-to-gimple.o, graphite-dependences.o,
1713 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1714 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1715 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1716 * cfgloop.h (struct loop): Add can_be_parallel field.
1717 * common.opt (fgraphite-identity): Moved up.
1718 (fgraphite-force-parallel): New flag.
1719 * graphite.c: Rewrite.
1720 * graphite.h: Rewrite.
1721 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1723 * toplev.c (graphite_out_file): New file descriptor.
1724 (graphite_in_file): New.
1725 (process_options): flag_graphite_force_parallel cannot be used without
1727 * tree-ssa-loop.c: Include toplev.h.
1728 (gate_graphite_transforms): Enable flag_graphite for
1729 flag_graphite_force_parallel.
1731 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1733 * ChangeLog.graphite: New.
1734 * graphite-blocking.c: New.
1735 * graphite-clast-to-gimple.c: New.
1736 * graphite-clast-to-gimple.h: New.
1737 * graphite-dependences.c: New.
1738 * graphite-dependences.h: New.
1739 * graphite-interchange.c: New.
1740 * graphite-poly.c: New.
1741 * graphite-poly.h: New.
1742 * graphite-ppl.c: New.
1743 * graphite-ppl.h: New.
1744 * graphite-scop-detection.c: New.
1745 * graphite-scop-detection.h: New.
1746 * graphite-sese-to-poly.c: New.
1747 * graphite-sese-to-poly.h: New.
1751 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1753 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1754 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1756 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1758 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1759 (scev_is_linear_expression): Return false if the evolution is not
1760 affine multivariate.
1762 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1764 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1765 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1767 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1769 * tree-data-ref.c (debug_data_references): New.
1770 (debug_data_reference): New.
1771 * tree-data-ref.h (debug_data_references): Declared.
1772 (debug_data_reference): Declared.
1774 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1776 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1777 * tree-data-ref.h (scop_p): Removed.
1778 (struct data_reference): Remove field scop.
1780 (stmt_simple_memref_p): Removed.
1782 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1784 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1785 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1788 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1790 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1792 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1794 * doc/invoke.texi (-fgraphite-identity): Documented.
1796 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1798 * tree-scalar-evolution.c: Fix comment.
1799 (instantiate_scev_1): Return unknow from scev instantiation if the
1800 result is not above instantiate_below.
1802 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1804 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1805 static anymore. Instantiate the symbols that may have been introduced
1807 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1810 2009-07-30 DJ Delorie <dj@redhat.com>
1812 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1813 .vliw directive to VLIW sections.
1815 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1817 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1819 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1820 (AUTOHEADER): New variable.
1821 ($(srcdir)/cstamp-h.in): Use it.
1823 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1824 Pat Haugen <pthaugen@us.ibm.com>
1825 Revital Eres <ERES@il.ibm.com>
1827 * config/rs6000/vector.md (VEC_F): Add VSX support.
1831 (vector_load_<mode>): Ditto.
1832 (vector_store_<mode>): Ditto.
1833 (vector GPR move split): Ditto.
1834 (vec_reload_and_plus_<mptrsize>): Ditto.
1835 (vec_reload_and_reg_<mptrsize>): Ditto.
1836 (add<mode>3): Ditto.
1837 (sub<mode>3): Ditto.
1838 (mul<mode>3): Ditto.
1839 (neg<mode>2): Ditto.
1840 (abs<mode>2): Ditto.
1841 (smin<mode>3): Ditto.
1842 (smax<mode>3): Ditto.
1843 (vector_eq<mode>): Ditto.
1844 (vector_gt<mode>): Ditto.
1845 (vector_ge<mode>): Ditto.
1846 (vector_gtu<mode>): Ditto.
1847 (vector_select_<mode>_uns): Ditto.
1848 (vector_eq_<mode>_p): Ditto.
1849 (vector_gt_<mode>_p): Ditto.
1850 (vector_ge_<mode>_p): Ditto.
1851 (vector_gtu_<mode>_p): Ditto.
1852 (cr6_test_for_zero): Ditto.
1853 (cr6_test_for_zero_reverse): Ditto.
1854 (cr6_test_for_lt): Ditto.
1855 (cr6_test_for_lt_reverse): Ditto.
1856 (xor<mode>3): Ditto.
1857 (ior<mode>3): Ditto.
1858 (and<mode>3): Ditto.
1859 (one_cmpl<mode>2): Ditto.
1860 (nor<mode>2): Ditto.
1861 (andc<mode>2): Ditto.
1862 (float<VEC_int<mode>2): Ditto.
1863 (unsigned_float<VEC_int><mode>2): Ditto.
1864 (fix_trunc<mode><VEC_int>2): Ditto.
1865 (fixuns_trunc<mode><VEC_int>2): Ditto.
1867 (vec_set<mode>): Ditto.
1868 (vec_extract<mode>): Ditto.
1869 (vec_interleave_highv4sf): Ditto.
1870 (vec_interleave_lowv4sf): Ditto.
1871 (vec_realign_load_<mode>): Ditto.
1872 (vec_shl_<mode>): Ditto.
1873 (vec_shr_<mode>): Ditto.
1874 (div<mode>3): New patterns for VSX.
1875 (vec_interleave_highv2df): Ditto.
1876 (vec_interleave_lowv2df): Ditto.
1877 (vec_pack_trunc_v2df): Ditto.
1878 (vec_pack_sfix_trunc_v2df): Ditto.
1879 (vec_pack_ufix_trunc_v2df): Ditto.
1880 (vec_unpacks_hi_v4sf): Ditto.
1881 (vec_unpacks_lo_v4sf): Ditto.
1882 (vec_unpacks_float_hi_v4si): Ditto.
1883 (vec_unpacks_float_lo_v4si): Ditto.
1884 (vec_unpacku_float_hi_v4si): Ditto.
1885 (vec_unpacku_float_lo_v4si): Ditto.
1886 (movmisalign<mode>): Ditto.
1887 (vector_ceil<mode>2): New patterns for vectorizing math library.
1888 (vector_floor<mode>2): Ditto.
1889 (vector_btrunc<mode>2): Ditto.
1890 (vector_copysign<mode>3): Ditto.
1892 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1893 predicate for setting the high bit in each word, used for copysign.
1895 * config/rs6000/ppc-asm.h (f19): Whitespace.
1896 (f32-f63): Define if VSX.
1897 (v0-v31): Define if Altivec.
1898 (vs0-vs63): Define if VSX.
1900 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1902 * config/rs6000/power7.md: New file, provide tuning parameters for
1905 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1906 (rs6000_cpu_cpp_builtins): Ditto.
1907 (altivec_overloaded_builtins): Ditto.
1908 (altivec_resolve_overloaded_builtin): Ditto.
1910 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1911 debug switch to disable vectorizing simple math builtin
1914 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1915 Vectorize simple math builtin functions.
1916 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1917 hook to vectorize math builtins.
1918 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1919 (rs6000_builtin_conversion): Add VSX/power7 support.
1920 (rs6000_builtin_vec_perm): Ditto.
1921 (vsplits_constant): Add support for loading up a vector constant
1922 with just the high bit set in each part.
1923 (rs6000_expand_vector_init): Add VSX/power7 support.
1924 (rs6000_expand_vector_set): Ditto.
1925 (rs6000_expand_vector_extract): Ditto.
1926 (rs6000_emit_move): Ditto.
1927 (bdesc_3arg): Ditto.
1928 (bdesc_2arg): Ditto.
1929 (bdesc_1arg): Ditto.
1930 (rs6000_expand_ternop_builtin): Ditto.
1931 (altivec_expand_builtin): Ditto.
1932 (rs6000_expand_unop_builtin): Ditto.
1933 (rs6000_init_builtins): Ditto.
1934 (altivec_init_builtins): Ditto.
1935 (builtin_function_type): Ditto.
1936 (rs6000_common_init_builtins): Ditto.
1937 (rs6000_handle_altivec_attribute); Ditto.
1938 (rs6000_mangle_type): Ditto.
1939 (rs6000_vector_mode_supported_p): Ditto.
1940 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1943 * config/rs6000/vsx.md: New file for VSX support.
1945 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1946 identifing values with just the most significant bit set.
1947 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1948 vectorized builtins.
1950 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1951 (UNSPEC_VRFIM): Delete.
1952 (splitter for loading up vector with most significant bit): New
1953 splitter for vectorizing copysign.
1954 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1955 vectorizing simple math functions.
1956 (altivec_vrfip): Add support for vectorizing simple math functions.
1957 (altivec_vrfim): Ditto.
1958 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1960 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1961 (power7.md, vsx.md): Include for power7 support.
1962 (copysigndf3): Use VSX instructions if -mvsx.
1963 (negdf2_fpr): Ditto.
1964 (absdf2_fpr): Ditto.
1965 (nabsdf2_fpr): Ditto.
1966 (adddf3_fpr): Ditto.
1967 (subdf3_fpr): Ditto.
1968 (muldf3_fpr): Ditto.
1969 (divdf3_fpr): Ditto.
1970 (fix_truncdfdi2_fpr): Ditto.
1971 (cmpdf_internal1): Ditto.
1972 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1973 (btruncdf2, btruncdf2_fpr): Ditto.
1974 (ceildf2, ceildf2_fpr): Ditto.
1975 (floordf2, floordf2_fpr): Ditto.
1976 (floatdidf2, floatdidf2_fpr): Ditto.
1977 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1978 (fmsubdf4_fpr): Ditto.
1979 (fnmadddf4_fpr_1): Ditto.
1980 (fnmadddf4_fpr_2): Ditto.
1981 (fnmsubdf4_fpr_1): Ditto.
1982 (fnmsubdf4_fpr_2): Ditto.
1983 (fixuns_truncdfdi2): Add expander for VSX support.
1984 (fix_truncdfdi2): Ditto.
1985 (fix_truncdfsi2): Ditto.
1987 (btruncsf2): Whitespace.
1988 (movdf_hardfloat32): Add support for VSX registers.
1989 (movdf_softfloat32): Ditto.
1990 (movdf_hardfloat64): Ditto.
1991 (movdf_hardfloat64_mfpgpr): Ditto.
1992 (movdf_softfloat64): Ditto.
1993 (movti splitters): Add check for vector registers supporting
1994 TImode in the future.
1995 (bpermd): Add power7 bpermd instruction.
1997 * config/rs6000/altivec.h (vec_div): Define if VSX.
2001 (vec_nearbyint): Ditto.
2004 (all predicates): Use the generic builtin function, and not the V4SF
2005 specific function so that the predicates will work with VSX's V2DF.
2009 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2010 Document new VSX functions and types.
2012 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2015 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2016 "wa", and "j" constraints. Modify "v" to talk about Altivec
2017 instead of just vector.
2019 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2022 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2023 location for phi arguments.
2024 (rewrite_update_phi_arguments): Find locations for reaching defs.
2025 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2026 Add location to add_phi_arg calls.
2027 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2028 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2029 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2030 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2031 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2032 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2033 * tree-phinodes.c (make_phi_node): Initialize location.
2034 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2035 (add_phi_arg): Add location parameter.
2036 (remove_phi_arg_num): Move location when moving phi argument.
2037 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2039 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2040 slpeel_update_phi_nodes_for_guard1,
2041 slpeel_update_phi_nodes_for_guard2,
2042 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2043 vect_loop_versioning): Set locations.
2044 * tree-parloops.c (create_phi_for_local_result,
2045 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2046 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2047 * tree-vect-loop.c (get_initial_def_for_induction,
2048 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2050 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2051 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2052 (gimple_phi_arg_set_location): New. Set locus.
2053 (gimple_phi_arg_has_location): New. Check for locus.
2054 (redirect_edge_var_map_location): New. Return locus from var_map.
2055 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2056 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2057 combining PHI arguments.
2058 (cond_store_replacement): Set location.
2059 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2060 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2061 scop_add_exit_phis_edge): Add locations.
2062 * tree-cfgcleanup.c (remove_forwarder_block,
2063 remove_forwarder_block_with_phi): Add locations.
2064 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2065 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2067 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2068 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2069 flush_pending_stmts): Add source location.
2070 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2071 stack to preserve locations.
2072 * tree-vect-stmts.c (vectorizable_load): Add location.
2073 * tree-inline.c (copy_phis_for_bb): Copy locus.
2074 (setup_one_parameter): Add call locus to inlined parameter stmts.
2075 (initialize_inlined_parameters): Pass in call location as parameter
2077 (tree_function_versioning): Pass location to setup_one_parameter.
2078 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2079 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2080 copy and edge lists.
2081 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2082 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2083 locus parameter and override the stmt default if provided.
2084 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2085 elim_graph_add_edge, elim_graph_remove_succ_edge,
2086 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2087 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2088 eliminate_phi): Add locus info in elimination graph for each edge and
2090 (insert_backedge_copies): Copy locus if present.
2091 * tree-flow.h (struct _edge_var_map): Add locus field.
2092 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2093 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2094 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2096 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2098 2009-07-30 Martin Jambor <mjambor@suse.cz>
2100 PR tree-optimization/40570
2101 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2104 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2106 * ssa-loop-manip.c: Include langhooks.h.
2107 (rewrite_phi_with_iv): New.
2108 (rewrite_all_phi_nodes_with_iv): New.
2109 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2110 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2111 * tree-parloops.c (loop_parallel_p): Move out all conditions
2112 except dependency check.
2113 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2114 (gen_parallel_loop): Call canonicalize_loop_ivs without
2115 reduction_list argument.
2116 (build_new_reduction): New.
2117 (gather_scalar_reductions): New.
2118 (try_get_loop_niter): New.
2119 (try_create_reduction_list): New.
2120 (parallleize_loops): Change the parallel conditions check.
2121 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2122 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2124 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2126 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2128 * doc/options.texi (Option properties): Mention new quoting syntax.
2130 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2132 * config/alpha/alpha.c (alpha_start_function):
2133 Handle VMS_DEBUG_MAIN_POINTER
2134 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2135 * doc/invoke.texi: Document -mdebug-main switch.
2137 2009-07-29 Richard Henderson <rth@redhat.com>
2139 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2140 (cgraph_create_edge_including_clones): Likewise.
2141 * tree-inline.c (copy_bb): Operate on the correct edges
2142 when updating the callgraph.
2144 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2146 * config/alpha/vms-cc.c: Deleted.
2147 * config/alpha/vms-ld.c: Deleted.
2148 * config/alpha/t-vms64: Moved to config/vms
2149 * config/alpha/vms-crt0-64.c: Moved to config/vms
2150 * config/alpha/vms-crt0.c: Moved to config/vms
2151 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2152 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2153 * config/alpha/xm-vms.h: Moved to config/vms
2154 * config/alpha/x-vms: Moved to config/vms
2155 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2157 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2158 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2160 * config/vms/t-vms64: Moved here from config/alpha
2161 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2162 (argc,argv,envp): Enforce 32bit malloc'ing.
2163 * config/vms/vms-psxcrt0-64.c: Likewise.
2164 * config/vms/vms-crt0.c: Moved here from config/alpha.
2165 * config/vms/vms-psxcrt0.c: Likewise.
2166 * config/vms/vms-crtl-64.h: New file.
2167 * config/vms/vms-crtl.h: New file.
2168 * config/vms/vms.opt: New file.
2169 * config/vms/xm-vms64.h: New file.
2170 * config/vms/xm-vms.h: Moved here from config/alpha.
2171 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2173 * config/vms/x-vms: Moved here from config/alpha.
2174 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2175 (vms-ld.o, vms-cc.o): Removed.
2176 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2178 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2180 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2181 correct stack (obvious VMS fix).
2183 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2185 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2186 date, version info if VMS_DEBUGGING_INFO defined.
2187 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2188 size, date calculating code moved here.
2190 2009-07-29 Paul Brook <paul@codesourcery.com>
2192 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2195 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2198 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2199 to DImode when generating insq_le insn.
2201 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2203 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2204 New macro set for VMS_DEBUGGGING_INFO.
2205 (AT_string_form): Use it.
2207 2009-07-28 DJ Delorie <dj@redhat.com>
2209 * config/mep/mep.c (vtext_section): New.
2210 (vftext_section): New.
2211 (ftext_section): New.
2212 (mep_select_section): Add support for functions.
2213 (mep_unique_section): Likewise.
2214 (mep_asm_init_sections): Likewise.
2215 (mep_encode_section_info): Remove it from here.
2217 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2219 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2221 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2222 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2224 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2226 * dwarf2out.c (output_file_names): Test new macro
2227 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2228 (add_comp_dir_attribute): Likewise.
2230 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2232 * config/i386/mingw-w64.h (LINK_SPEC): Add
2233 separating space between commands.
2235 2009-07-28 Jan Hubicka <jh@suse.cz>
2237 PR tree-optimization/40759
2238 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2241 2009-07-27 DJ Delorie <dj@redhat.com>
2243 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2244 types are dword-aligned.
2245 (mep_expand_va_start): Likewise.
2247 2009-07-27 Olivier Hainque <hainque@adacore.com>
2248 Douglas B Rupp <rupp@gnat.com>
2250 * convert.c (convert_to_pointer): Don't assume the target
2251 pointer type is POINTER_SIZE long. Fetch its precision instead.
2253 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2255 * system.h (fopen): Undefine if macro.
2257 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2259 * dwarf2out.c (output_cfi_p): Removed.
2260 (output_cfis): New function.
2261 (output_fde): New function, split from output_call_frame_info.
2262 (output_call_frame_info): Use it.
2263 (dwarf2out_switch_text_section): Use output_cfis.
2265 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2267 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2268 TARGET_BI_ARCH is specified without enabling SJLJ.
2269 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2270 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2272 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2274 * arm.md (negdi2): Use DImode if forcing a value into a register.
2276 2009-07-26 Ira Rosen <irar@il.ibm.com>
2278 PR tree-optimization/40801
2279 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2280 of vector operand from the previous copy of vector statement.
2281 Pass the correct definition type value to
2282 vect_get_vec_def_for_stmt_copy().
2284 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2286 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2287 const char ** conversion.
2289 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2291 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2292 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2293 (gcc_unreachable): Invoke __builtin_unreachable() if
2294 !ENABLE_ASSERT_CHECKING.
2296 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2298 PR rtl-optimization/40445
2299 * emit-rtl.c (next_nonnote_insn_bb): New function.
2300 * rtl.h (next_nonnote_insn_bb): Declare new function.
2301 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2302 with no successors that is the successor of the ENTRY_BLOCK.
2303 Continue from the top after removing an empty fallthrough block.
2304 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2305 of next_nonnote_insn.
2307 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2309 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2311 2009-07-25 Martin Jambor <mjambor@suse.cz>
2313 * c-common.c (c_common_attribute_table): New element for noclone.
2314 (handle_noclone_attribute): New function. Forward-declare.
2315 * tree-inline.c (tree_versionable_function_p): Check for noclone
2317 * doc/extend.texi (Labels as Values): Document need for noclone.
2318 (Function Attributes): Document noclone attribute.
2320 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2322 PR rtl-optimization/34999
2323 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2324 and dw_fde_switched_cold_to_hot fields.
2325 (output_cfi_p): New function.
2326 (output_call_frame_info): If fde->dw_fde_switched_sections,
2327 output 2 FDEs instead of one with corrupted header.
2328 (dwarf2out_do_cfi_startproc): New function.
2329 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2330 and fde->dw_fde_switched_cold_to_hot.
2331 (dwarf2out_switch_text_section): Compute
2332 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2333 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2334 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2335 Otherwise, compute fde->dw_fde_switch_cfi.
2337 2009-07-24 Cary Coutant <ccoutant@google.com>
2339 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2341 2009-07-24 Cary Coutant <ccoutant@google.com>
2343 * cfghooks.c (split_block): Copy discriminator to new block.
2344 * tree-cfg.c (assign_discriminator): Check location of last
2345 instruction in block as well as first.
2347 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/linux.c: Use fputs or putc instead of fprintf
2351 * config/i386/gas.h: Ditto.
2352 * config/i386/x86-64.h: Ditto.
2353 * config/i386/att.h: Ditto.
2355 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2357 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2360 2009-07-24 Martin Jambor <mjambor@suse.cz>
2362 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2363 (ipa_push_func_to_list_1): Declare.
2364 (ipa_push_func_to_list): New function.
2366 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2367 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2368 (ipa_push_func_to_list): Removed.
2369 (ipa_pop_func_from_list): Clear node_enqueued flag.
2371 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2373 * config/s390/s390.c (override_options): Default
2374 max-unrolled-insns to 100 for z10 tuning.
2376 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2378 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2379 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2380 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2381 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2382 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2383 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2384 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2386 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2388 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2389 use default set in mingw32.h header.
2390 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2391 64-bit /mingw/include path.
2392 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2395 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2397 PR rtl-optimization/40209
2398 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2400 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2402 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2403 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2404 with the rest of string where appropriate. Use fputs or putc
2405 instead of fprintf where appropriate.
2407 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2408 Pat Haugen <pthaugen@us.ibm.com>
2409 Revital Eres <ERES@il.ibm.com>
2411 * config/rs6000/vector.md: New file. Move most of the vector
2412 expander support here from altivec.md to allow for the VSX vector
2413 unit in the future. Add support for secondary_reload patterns.
2414 Rewrite the patterns for vector comparison, and vector comparison
2415 predicate instructions so that the RTL expresses the desired
2416 behavior, instead of using unspec.
2418 * config/rs6000/constraints.md ("f" constraint): Use
2419 rs6000_constraints to hold the precalculated register class.
2420 ("d" constraint): Ditto.
2421 ("wd" constraint): New constraint for VSX.
2422 ("wf" constraint): Ditto.
2423 ("ws" constraint): Ditto.
2424 ("wa" constraint): Ditto.
2425 ("wZ" constraint): Ditto.
2426 ("j" constraint): Ditto.
2428 * config/rs6000/predicates.md (vsx_register_operand): New
2430 (vfloat_operand): New predicate for vector.md.
2431 (vint_operand): Ditto.
2432 (vlogical_operand): Ditto.
2433 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2434 (easy_vector_constant): Add VSX support.
2435 (altivec_indexed_or_indirect_operand): New predicate for
2436 recognizing Altivec style memory references with AND -16.
2438 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2439 for vector secondary reload support.
2440 (rs6000_vector_reg_class): Delete, replacing it with
2442 (rs6000_vsx_reg_class): Ditto.
2443 (rs6000_constraints): New array to hold the register classes of
2444 each of the register constraints that can vary at runtime.
2445 (builtin_mode_to_type): New static array for builtin function type
2447 (builtin_hash_table): New static hash table for builtin function
2449 (TARGET_SECONDARY_RELOAD): Define target hook.
2450 (TARGET_IRA_COVER_CLASSES): Ditto.
2451 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2452 registers are 128 bits if VSX memory reference instructions are used.
2453 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2455 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2456 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2457 Print several of the scheduling related parameters.
2458 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2459 rs6000_constraints instead of rs6000_vector_reg_class. Move
2460 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2461 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2462 Altivec. Add VSX support. Setup for secondary reload support on
2463 Altivec/VSX registers.
2464 (rs6000_override_options): Make power7 set the scheduling groups
2465 like the power5. Add support for new debug switches to override
2466 the scheduling defaults. Temporarily disable -mcpu=power7 from
2467 setting -mvsx. Add support for debug switches -malways-hint,
2468 -msched-groups, and -malign-branch-targets.
2469 (rs6000_buitlin_conversion): Add support for returning unsigned
2470 vector conversion functions to fix regressions due to stricter
2472 (rs6000_builtin_mul_widen_even): Ditto.
2473 (rs6000_builtin_mul_widen_odd): Ditto.
2474 (rs6000_builtin_vec_perm): Ditto.
2475 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2476 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2478 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2480 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2481 VSX types for bit operations. Changes to accomidate vector.md.
2482 (bdesc_2arg): Ditto.
2483 (bdesc_1arg): Ditto.
2484 (struct builtin_description_predicates): Rewrite predicate
2485 handling so that RTL describes the operation, instead of passing
2486 the instruction to be used as a string argument.
2487 (bdesc_altivec_preds): Ditto.
2488 (altivec_expand_predicate_builtin): Ditto.
2489 (altivec_expand_builtin): Ditto.
2490 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2491 statement for vsldoi support.
2492 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2493 (altivec_expand_st_builtin): Ditto.
2494 (paired_expand_builtin): Whitespace changes.
2495 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2496 builtin_mode_to_type table for secondary reload. Call
2497 builtin_function_type to build random builtin functions.
2498 (altivec_init_builtins): Change to use builtin_function_type to
2499 create builtin function types dynamically as we need them.
2500 (builtin_hash_function): New support for hashing the tree types
2501 for builtin function as we need it, rather than trying to build
2502 all of the trees that we need. Add initial preliminary VSX support.
2503 (builtin_function_type): Ditto.
2504 (builtin_function_eq): Ditto.
2505 (builtin_hash_struct): Ditto.
2506 (rs6000_init_builtins): Ditto.
2507 (rs6000_common_init_builtins): Ditto.
2508 (altivec_init_builtins): Ditto.
2509 (rs6000_common_init_builtins): Ditto.
2510 (enum reload_reg_type): New enum for simplifing reg classes.
2511 (rs6000_reload_register_type): Simplify register classes into GPR,
2512 Vector, and other registers. Altivec and VSX addresses in reload.
2513 (rs6000_secondary_reload_inner): Ditto.
2514 (rs6000_ira_cover_classes): New target hook, that returns the
2515 appropriate cover classes, based on -mvsx being used or not.
2516 (rs6000_secondary_reload_class): Add VSX support.
2517 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2518 (get_vsel_insn): Ditto.
2519 (rs6000_emit_vector_compare): Rewrite vector conditional support
2520 so that where we can, we use RTL operators, instead of blindly use
2522 (rs6000_emit_vector_select): Ditto.
2523 (rs6000_emit_vector_cond_expr): Ditto.
2524 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2525 (create_TOC_reference): Add -mdebug=addr support.
2526 (emit_frame_save): VSX loads/stores need register indexed addressing.
2528 * config/rs6000/rs6000.md: Include vector.md.
2530 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2532 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2533 support for V2DI, V2DF in logical, permute, select operations.
2535 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2536 switch for vsx/power7.
2537 (-mvsx-scalar-memory): Ditto.
2538 (-mvsx-align-128): Ditto.
2539 (-mallow-movmisalign): Ditto.
2540 (-mallow-df-permute): Ditto.
2541 (-msched-groups): Ditto.
2542 (-malways-hint): Ditto.
2543 (-malign-branch-targets): Ditto.
2545 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2547 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2548 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2549 (rs6000_vector_reg_class): Delete.
2550 (rs6000_vsx_reg_class): Ditto.
2551 (enum rs6000_reg_class_enum): New enum for the constraints that
2552 vary based on target switches.
2553 (rs6000_constraints): New array to hold the register class for all
2554 of the register constraints that vary based on the switches used.
2555 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2556 (enum rs6000_builtins): Add unsigned varients for the builtin
2557 declarations returned by target hooks for expanding multiplies,
2558 select, and permute operations. Add VSX builtins.
2559 (enum rs6000_builtin_type_index): Add entries for VSX.
2560 (V2DI_type_node): Ditto.
2561 (V2DF_type_node): Ditto.
2562 (unsigned_V2DI_type_node): Ditto.
2563 (bool_long_type_node): Ditto.
2564 (intDI_type_internal_node): Ditto.
2565 (uintDI_type_internal_node): Ditto.
2566 (double_type_internal_node): Ditto.
2568 * config/rs6000/altivec.md (whole file): Move all expanders to
2569 vector.md from altivec.md. Rename insn matching functions to be
2571 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2572 (altivec_vcmp*): Ditto.
2573 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2574 (VM): New iterator for moves that includes the VSX types.
2575 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2576 (altivec_vperm_<mode>_uns): New, for unsigned types.
2577 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2578 (altivec_eq<mode>): Ditto.
2579 (altivec_gt<mode>): Ditto.
2580 (altivec_gtu<mode>): Ditto.
2581 (altivec_eqv4sf): Ditto.
2582 (altivec_gev4sf): Ditto.
2583 (altivec_gtv4sf): Ditto.
2584 (altivec_vcmpbfp_p): Ditto.
2586 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2588 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2591 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2594 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2595 ASM_SHORT instead of .word.
2596 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2597 instead of .word in asm template.
2599 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2602 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2603 (process_bb_node_lives): Use it.
2605 * ira.c (setup_cover_and_important_classes): Don't setup
2606 ira_important_class_nums. Add cover classes to the end of
2608 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2610 (find_reg_class_closure): Use reorder_important_classes.
2612 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2614 * config/i386/i386.c (i386_ira_cover_classes): New function.
2615 (TARGET_IRA_COVER_CLASSES): Redefine.
2617 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2618 importance of order of cover classes in the array.
2620 2009-07-22 Diego Novillo <dnovillo@google.com>
2622 * tree-pass.h (TDF_EH): Define.
2623 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2624 contains TDF_EH, print the EH region number holding GS.
2625 * tree-dump.c (dump_options): Add "eh".
2626 * doc/invoke.texi: Document it.
2628 2009-07-22 Doug Kwan <dougkwan@google.com>
2630 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2632 2009-07-22 Michael Matz <matz@suse.de>
2634 PR tree-optimization/35229
2635 PR tree-optimization/39300
2637 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2638 (inhibit_phi_insertion): New function.
2639 (insert_into_preds_of_block): Call it for REFERENCEs.
2640 (init_pre): Initialize and finalize scalar evolutions.
2641 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2643 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2645 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2646 Use CONST_VECTOR_NUNITS to determine number of elements.
2648 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2650 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2651 (U, W): Constraints are now deprecated and will be removed if we
2653 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2655 ("prefetch"): Add the stcmh instruction for prefetching.
2656 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2658 (s390_short_displacement): Return always true if compiling for
2659 machines not providing the long displacement facility.
2660 (s390_mem_constraint): Support the new constraint letter Z.
2661 (s390_check_qrst_address): New function.
2663 2009-07-21 DJ Delorie <dj@redhat.com>
2665 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2668 2009-07-21 Jason Merrill <jason@redhat.com>
2670 * c-common.c (max_tinst_depth): Increase default to 1024.
2672 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2674 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2675 (vec_unpacku_float_lo_v4si): Ditto.
2677 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2680 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2681 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2682 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2683 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2685 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2687 PR tree-optimization/40813
2688 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2691 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2693 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2694 with a NOP_EXPR if needed.
2696 2009-07-21 Paul Brook <paul@codesourcery.com>
2698 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2699 Terminate debug dump with newline.
2701 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2703 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2704 Cast "1" to unsigned HOST_WIDE_INT.
2705 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2706 deposit length to the maximum length - lsb. Extend length if
2707 HOST_BITS_PER_WIDE_INT is 32.
2709 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2711 * cgraph.h (constant_pool_htab): New function.
2712 (constant_descriptor_tree): Move from varasm.c.
2713 * varasm.c (constant_pool_htab): New function.
2714 (constant_descriptor_tree): Move to cgraph.h.
2716 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2718 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2720 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2722 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2725 2009-07-20 Xinliang David Li <davidxl@google.com>
2727 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2729 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2731 * config/mips/mips.md (move_type): Add arith.
2732 (type): Handle arith.
2733 (zero_extendsidi2): Rename this into ...
2734 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2735 (zero_extendsidi2): New expander.
2736 (*zero_extendsidi2_dext): New pattern.
2738 2009-07-20 Nick Clifton <nickc@redhat.com>
2740 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2741 to set MIPS_ABI_DEFAULT.
2742 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2744 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2746 * tree-object-size.c (addr_object_size): Handle unions with
2747 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2749 PR tree-optimization/40792
2750 * tree.c (build_function_type_skip_args): Remove bogus assert.
2752 2009-07-20 Jan Hubicka <jh@suse.cz>
2753 Martin Jambor <mjambor@suse.cz>
2755 * cgraph.h (combined_args_to_skip): New field.
2756 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2757 combined_args_to_skip and args_to_skip.
2758 * tree-inline.c (update_clone_info): New function.
2759 (tree_function_versioning): Call update_clone_info.
2760 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2762 (cgraph_materialize_all_clones): More extensive dumping, working
2763 with combined_args_to_skip rather than args_to_skip.
2765 2009-07-20 Ira Rosen <irar@il.ibm.com>
2767 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2768 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2769 (get_initial_def_for_reduction): Likewise.
2770 (vectorizable_reduction): Skip the check of first operand in case
2771 of COND_EXPR. Add check that it is outer loop vectorization if
2772 nested cycle was detected. Call vectorizable_condition() for
2773 COND_EXPR. If reduction epilogue cannot be created do not fail for
2774 nested cycles (if it is not double reduction). Assert that there
2775 is only one type in the loop in case of COND_EXPR. Call
2776 vectorizable_condition() to vectorize COND_EXPR.
2777 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2778 Add parameters. Allow nested cycles if called from
2779 vectorizable_reduction(). Use reduction vector variable if provided.
2780 (vect_analyze_stmt): Call vectorizable_reduction() before
2781 vectorizable_condition().
2782 (vect_transform_stmt): Update call to vectorizable_condition().
2784 2009-07-20 Christian Bruel <christian.bruel@st.com>
2786 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2787 * doc/invoke.texi (-mfmovd): Likewise.
2788 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2790 2009-07-20 Jan Hubicka <jh@suse.cz>
2792 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2793 when handling SSA name.
2795 2009-07-19 Jan Hubicka <jh@suse.cz>
2797 PR tree-optimization/40676
2798 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2799 virtual PHIs in empty BBs.
2801 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2803 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2804 re-expanded the compound use gen_lowpart instead to convert to the
2807 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2809 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2810 OUTER_CONST arguments.
2811 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2812 the new wider mode will be masked off.
2813 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2815 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2817 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2818 high-order bits are zero.
2820 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2822 * combine.c (simplify_shift_const_1): Split code to determine
2824 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2825 new bits shifted in are identical to the old sign bit.
2827 2009-07-18 Richard Guenther <rguenther@suse.de>
2830 * gimplify.c (gimplify_call_expr): Reject code using results from
2831 functions returning void.
2833 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2835 * doc/md.texi: Document the new PowerPC "es" constraint.
2836 Document that "m" can include automodified addresses on this target,
2837 and explain how %U must be used. Extend the "Q" and "Z" documentation
2838 to suggest "es" as well as "m".
2839 * config/rs6000/constraints.md (es): New memory constraint.
2840 (Q, Z): Update strings to match new documentation.
2842 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2844 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2845 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2846 * config/rs6000/predicates.md (volatile_mem_operand): Use
2847 offsettable_nonstrict_memref_p.
2848 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2849 (*floatunssidf2_internal): Likewise.
2850 (*fix_truncdfsi2_internal): Likewise.
2851 (*fix_trunctfsi2_internal): Likewise.
2853 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2855 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2857 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2859 2009-07-17 Richard Guenther <rguenther@suse.de>
2862 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2863 (pass_warn_unused_result): Likewise.
2864 (TODO_set_props): Remove.
2865 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2867 (pass_diagnose_omp_blocks): Define.
2868 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2869 (c_gimple_diagnostics_recursively): Remove.
2870 (finish_function): Do not call it.
2871 (c_write_global_declarations): Continue after errors.
2872 Finalize the CU here.
2873 * c-gimplify.c (c_genericize): Do not gimplify here.
2874 * c-common.c (c_warn_unused_result): Move ...
2875 * tree-cfg.c (do_warn_unused_result): ... here.
2876 (run_warn_unused_result): New function.
2877 (gate_warn_unused_result): New function.
2878 (pass_warn_unused_result): New pass.
2879 * c-common.h (c_warn_unused_result): Remove.
2880 * flags.h (flag_warn_unused_result): Declare.
2881 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2882 * opts.c (flag_warn_unused_result): Initialize to false.
2883 * toplev.c (compile_file): Add comment.
2884 * omp-low.c (create_omp_child_function): Do not register
2885 the function with the frontend.
2886 (diagnose_omp_structured_block_errors): Prepare to be
2887 called as optimization pass.
2888 (gate_diagnose_omp_blocks): New function.
2889 (pass_diagnose_omp_blocks): New pass.
2890 * cgraph.h (cgraph_optimize): Remove.
2891 (cgraph_analyze_function): Likewise.
2892 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2893 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2894 before their parents here.
2895 (cgraph_finalize_function): Not here.
2896 (cgraph_analyze_function): Gimplify functions here.
2897 (cgraph_finalize_compilation_unit): Continue after errors.
2898 Optimize the callgraph from here.
2899 (cgraph_optimize): Make static.
2900 * langhooks.c (write_global_declarations): Finalize the CU.
2901 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2902 (gimplify_function_tree): Assert we gimplify only once.
2903 Set PROP_gimple_any property.
2904 * tree-nested.c (gimplify_all_functions): New function.
2905 (lower_nested_functions): Gimplify all nested functions.
2906 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2907 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2908 and pass_diagnose_omp_blocks after gimplification. Do not
2909 set TODO_set_props on all_lowering_passes.
2910 (execute_one_pass): Do not handle TODO_set_props.
2911 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2912 (gimplify.o): Add tree-pass.h dependency.
2913 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2914 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2915 (unsave_r): Likewise.
2916 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2919 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2921 * doc/service.texi (Service): Restore previously removed link,
2922 which isn't broken after all.
2924 2009-07-17 Richard Guenther <rguenther@suse.de>
2926 PR tree-optimization/40321
2927 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2928 PHI nodes to the maximal set.
2929 (make_values_for_phi): Add PHI arguments to the maximal set.
2930 (execute_pre): Dump PHI_GEN and the maximal set.
2932 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2935 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2938 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2940 * doc/extend.texi (Nested Functions): Replace broken link with
2942 * doc/service.texi (Service): Remove broken link.
2944 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2947 * builtins.c (expand_builtin_memcmp): Use loc instead of
2948 EXPR_LOCATION (exp).
2949 (expand_builtin_strncmp): Likewise.
2951 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2952 Manuel López-Ibáñez <manu@gcc.gnu.org>
2955 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2956 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2957 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2958 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2959 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2960 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2961 tree-inline.c, c-common.c, c-common.h, gimple.c,
2962 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2963 convert.c: Add location argument to fold_{unary,binary,ternary},
2964 fold_build[123], build_call_expr, build_size_arg,
2965 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2966 fold_build1_initializer, fold_build2_initializer,
2967 fold_build3_initializer, fold_build_call_array,
2968 fold_build_call_array_initializer, fold_single_bit_test,
2969 omit_one_operand, omit_two_operands, invert_truthvalue,
2970 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2971 combine_comparisons, fold_builtin_*, fold_call_expr,
2972 build_range_check, maybe_fold_offset_to_address, round_up,
2975 2009-07-16 Jason Merrill <jason@redhat.com>
2978 * c-common.c (c_common_reswords): Add __is_standard_layout
2980 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2981 * doc/implement-cxx.texi: New.
2982 * doc/gcc.texi: Include it.
2984 2009-07-16 DJ Delorie <dj@redhat.com>
2986 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2987 compares that may be indirectly affected by previous instructions.
2989 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2991 * builtins.c (do_mpc_arg2): New.
2992 (fold_builtin_2): Fold builtin cpow.
2993 * real.h (HAVE_mpc_pow): New.
2995 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2997 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2998 comparison to skip unprofitable schedule
3000 2009-07-16 Simon Baldwin <simonb@google.com>
3002 * gcc.c (option_map): New flag -no-canonical-prefixes.
3003 * (display_help): Print help text for new flag.
3004 * (process_command): Move options translation and language specifics
3005 and handle new flag early. Use it to set a function pointer to a
3006 prefix builder. Replace make_relative_prefix calls with calls to
3007 the function pointed to. Ignore new flag in regular options handling.
3008 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3010 2009-07-15 DJ Delorie <dj@redhat.com>
3012 * config/mep/mep.md (sibcall_internal): Change register to avoid
3014 (sibcall_value_internal): Likewise.
3016 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3018 PR rtl-optimization/40710
3019 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3021 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3023 * config/mips/mips.md (*extenddi_truncate<mode>,
3024 *extendsi_truncate<mode>): Change type attribute to move_type
3025 with shift_shift. Split out code handling exts from here ...
3026 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3028 (*extendhi_truncateqi): Change type attribute to move_type with
3029 shift_shift. Split out code handling exts from here ...
3030 (*extendhi_truncateqi_exts): ... to this new pattern.
3032 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3034 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3035 instead of "and" with inverted sign bit mask value. Use
3036 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3037 Allocate registers only for operand 4 and operand 5.
3039 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3042 * fold-const.c (fold_cond_expr_with_comparison): When folding
3043 < and <= to MIN, make sure the MIN uses the same type as the
3044 comparison's operands.
3046 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3048 * arm.md (ior_xor): New code iterator.
3049 (split for ior/xor with shift and zero-extend): New split pattern.
3050 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3052 2009-07-15 Richard Guenther <rguenther@suse.de>
3054 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3057 2009-07-15 Richard Guenther <rguenther@suse.de>
3060 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3062 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3064 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3065 handle 2.6.30 kernel.
3067 2009-07-15 DJ Delorie <dj@redhat.com>
3069 * config/mep/mep.md (sibcall_internal): Change register to allow
3070 for 24-bit addresses.
3071 (sibcall_value_internal): Likewise.
3073 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3075 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3076 that are enabled/disabled by the flags introduced by a previous patch.
3078 2009-07-14 DJ Delorie <dj@redhat.com>
3080 * config/mep/mep.md (sibcall_internal): Include non-toggling
3082 (sibcall_value_internal): Likewise.
3084 2009-07-14 Taras Glek <tglek@mozilla.com>
3085 Rafael Espindola <espindola@google.com>
3087 * doc/sourcebuild.texi: Document install-plugin target.
3088 * configure.ac: Added install-plugin target to language makefiles.
3089 * configure: Regenerate.
3090 * Makefile.in: (install-plugin): Install more headers,
3091 depend on lang.install-plugin.
3093 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3095 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3098 2009-07-14 DJ Delorie <dj@redhat.com>
3100 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3101 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3102 * config/mep/mep.md (sibcall_internal): Change test from
3103 mep_vliw_mode_match to mep_vliw_jmp_match.
3104 (sibcall_value_internal): Likewise.
3106 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3108 * config/i386/sse.md (copysign<mode>3): New expander.
3109 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3110 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3111 Use ix86_build_const_vector.
3112 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3113 IX86_BUILTIN_CPYSGNPD.
3114 (builtin_description): Add __builtin_ia32_copysignps and
3115 __builtin_ia32_copysignpd.
3116 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3117 and BUILT_IN_COPYSIGNF.
3119 2009-07-13 Jason Merrill <jason@redhat.com>
3121 * builtins.c (can_trust_pointer_alignment): New fn.
3122 (get_pointer_alignment): Factor it out from here.
3123 * tree.h: Declare it.
3125 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3127 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3130 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3134 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3136 2009-07-14 Richard Guenther <rguenther@suse.de>
3137 Andrey Belevantsev <abel@ispras.ru>
3140 * cfgexpand.c (partition_stack_vars): Do not bother to update
3141 alias information when not optimizing.
3143 2009-07-14 Richard Guenther <rguenther@suse.de>
3144 Andrey Belevantsev <abel@ispras.ru>
3146 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3147 (pt_solution_set): Likewise.
3148 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3149 * tree-ssa-structalias.c (pt_solution_set): New function.
3150 * final.c (rest_of_clean_state): Free SSA data structures.
3151 * print-rtl.c (print_decl_name): Remove.
3152 (print_mem_expr): Implement in terms of print_generic_expr.
3153 * alias.c (ao_ref_from_mem): New function.
3154 (rtx_refs_may_alias_p): Likewise.
3155 (true_dependence): Query alias-export info.
3156 (canon_true_dependence): Likewise.
3157 (write_dependence_p): Likewise.
3158 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3160 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3161 (mem_expr_equal_p): Use operand_equal_p.
3162 (set_mem_attributes_minus_bitpos): Do not use
3163 component_ref_for_mem_expr.
3164 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3165 (update_alias_info_with_stack_vars): Likewise.
3166 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3167 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3168 explicitly nor clear stmt operands.
3169 Free the decl-to-pointer map.
3170 * tree-optimize.c (execute_free_datastructures): Do not free
3171 SSA data structures here.
3172 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3173 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3174 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3176 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3178 2009-07-13 DJ Delorie <dj@redhat.com>
3180 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3181 unrolling at the right iteration count.
3183 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3186 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3188 * haifa-sched.c (rank_for_schedule): Introduced flags to
3189 enable/disable individual scheduling heuristics.
3190 * common.opt: Introduced flags to enable/disable individual
3191 heuristics in the scheduler.
3192 * doc/invoke.texi: Introduced flags to enable/disable individual
3193 heuristics in the scheduler.
3195 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3197 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3198 config/i386/mingw-tls.c.
3199 * config/i386/mingw-tls.c: Removed.
3201 2009-07-13 Ira Rosen <irar@il.ibm.com>
3203 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3204 checks access only relevant statements.
3205 (vectorizable_reduction): Likewise.
3207 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3209 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3210 just for 32-bit case.
3212 2009-07-12 Jan Hubicka <jh@suse.cz>
3214 PR tree-optimization/40585
3215 * except.c (expand_resx_expr): When there already is resume
3216 instruction, produce linked list.
3217 (build_post_landing_pads): Assert that resume is empty.
3218 (connect_post_landing_pads): Handle resume lists.
3219 (dump_eh_tree): Dump resume list.
3221 2009-07-12 Ira Rosen <irar@il.ibm.com>
3223 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3224 with additional argument.
3225 * tree-vectorizer.h (enum vect_def_type): Add
3226 vect_double_reduction_def.
3227 (vect_is_simple_reduction): Add argument.
3228 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3230 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3231 vect_is_simple_reduction with additional argument.
3232 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3234 (reduction_code_for_scalar_code): Handle additional codes by
3235 returning ERROR_MARK for them. Fix comment and indentation.
3236 (vect_is_simple_reduction): Fix comment, add argument to specify
3237 double reduction. Detect double reduction.
3238 (get_initial_def_for_induction): Fix indentation.
3239 (get_initial_def_for_reduction): Fix comment and indentation.
3240 Handle double reduction. Create initial definitions that do not
3241 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3242 (vect_create_epilog_for_reduction): Fix comment, add argument to
3243 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3244 epilogue result extraction. Create double reduction phi node and
3245 replace relevant uses.
3246 (vectorizable_reduction): Call vect_is_simple_reduction with
3247 additional argument. Fix indentation. Update epilogue code treatment
3248 according to the changes in reduction_code_for_scalar_code. Check
3249 for double reduction. Call vect_create_epilog_for_reduction with
3250 additional argument.
3251 * tree-vect-stmts.c (process_use): Handle double reduction, update
3253 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3254 (vect_get_vec_def_for_operand): Likewise.
3256 2009-07-12 Danny Smith <dansmister@gmail.com>
3258 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3259 dllexport if !TREE_PUBLIC.
3260 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3262 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3264 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3265 (avr_extra_arch_macro) Remove declatation.
3266 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3267 (avr_extra_arch_macro) Declare as static.
3268 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3270 2009-07-11 Jan Hubicka <jh@suse.cz>
3273 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3275 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3278 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3279 cold_in_std_section bits.
3280 (dwarf2out_begin_prologue): Initialize them.
3281 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3282 if already covered by text_section or cold_text_section range.
3284 PR rtl-optimization/40667
3285 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3286 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3287 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3288 * config/i386/i386.c (ix86_minimum_alignment): New function.
3289 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3290 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3291 * emit-rtl.c (gen_reg_rtx): Likewise.
3292 * function.c (assign_parms): Likewise. If nominal_type needs
3293 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3294 rather than passed_type's alignment.
3297 * function.c (assign_parm_setup_stack): Adjust
3298 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3299 from nominal_mode on big endian.
3301 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3303 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3305 2009-07-10 DJ Delorie <dj@redhat.com>
3307 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3309 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3311 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3313 (thumb2_cbnz): Likewise.
3315 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3318 * config.gcc (supported_defaults): Add synci.
3319 (with_synci): Add validation.
3320 (all_defaults): Add synci.
3321 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3324 * config/mips/mips.opt (msynci): New option.
3325 * config/mips/mips.c (mips_override_options): Warn on use of
3326 -msynci for targets that do now support it.
3327 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3329 * gcc/doc/invoke.texi (-msynci): Document the new option.
3330 * doc/install.texi (--with-synci): Document the new option.
3332 2009-07-10 Richard Guenther <rguenther@suse.de>
3334 PR tree-optimization/40496
3335 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3336 the PHI result with a compatible type.
3338 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3342 * c.opt (Wunused-result): New.
3343 * doc/invoke.texi: Document it.
3344 * c-common.c (c_warn_unused_result): Use it.
3346 2009-07-09 DJ Delorie <dj@redhat.com>
3348 * targhooks.c (default_target_can_inline_p): Rename from
3349 default_target_option_can_inline_p.
3350 * targhooks.h (default_target_can_inline_p): Likewise.
3351 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3352 TARGET_OPTION_CAN_INLINE_P.
3353 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3354 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3355 (mep_target_can_inline_p): Rename from
3356 mep_target_option_can_inline_p.
3359 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3360 registers used to pass vectors.
3362 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3364 2009-07-09 Tom Tromey <tromey@redhat.com>
3366 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3367 * config/mmix/mmix.c: Include dwarf2.h.
3368 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3369 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3370 * config/sh/sh.c: Include dwarf2.h.
3371 * config/i386/i386.c: Include dwarf2.h.
3372 * Makefile.in (DWARF2_H): Remove 'elf'.
3373 * except.c: Include dwarf2.h.
3374 * unwind-dw2.c: Include dwarf2.h.
3375 * dwarf2out.c: Include dwarf2.h.
3376 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3377 * unwind-dw2-fde.c: Include dwarf2.h.
3378 * dwarf2asm.c: Include dwarf2.h.
3380 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3382 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3383 (max_issue): Use it.
3384 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3386 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3387 (region_sched_info): Update.
3388 * sched-ebb.c (ebb_sched_info): Update.
3389 * modulo-sched.c (sms_sched_info): Update.
3390 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3392 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3394 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3396 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3398 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3400 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3403 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3404 arg1 with arg01 if arg1 is already INTEGER_CST.
3406 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3408 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3409 Transform (and (truncate)) into (truncate (and)).
3411 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3413 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3414 creating LHS paradoxical subregs. Fix surrounding returns to
3415 use NULL_RTX rather than 0.
3417 2009-07-08 DJ Delorie <dj@redhat.com>
3419 * config/mep/mep.c: (mep_option_can_inline_p): New.
3420 (TARGET_OPTION_CAN_INLINE_P): Define.
3422 2009-07-08 Mark Wielaard <mjw@redhat.com>
3425 * dwarf2out.c (add_data_member_location_attribute): When we have
3426 only a constant offset don't emit a new location description using
3427 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3430 2009-07-08 Richard Henderson <rth@redhat.com>
3433 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3434 (enum reg_class): Add CLOBBERED_REGS.
3435 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3436 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3437 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3438 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3439 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3440 force 64-bit sibcalls into R11.
3441 * config/i386/constraints.md (U): New constraint.
3442 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3443 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3444 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3446 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3448 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3450 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3451 * ebitmap.h (dump_ebitmap): Ditto.
3452 * optabs.h (optab_libfunc): Ditto.
3453 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3454 * tree-flow.h (vect_can_force_dr_alignment_p,
3455 get_vectype_for_scalar_type): Ditto.
3456 (vectorize_loops): Move prototype to ...
3457 * tree-vectorizer.h: ... here. Also, adjust comment.
3458 (vect_set_verbosity_level): Remove duplicate prototype.
3459 * tree-ssa-loop.c: Include tree-vectorizer.h.
3460 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3462 2009-07-08 Nick Clifton <nickc@redhat.com>
3464 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3467 2009-07-08 DJ Delorie <dj@redhat.com>
3469 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3470 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3471 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3473 * config/mep/intrinsics.md: Regenerated.
3474 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3475 registers when asm() or calls are detected.
3477 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3480 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3482 * gimple (gimple_build_call_from_tree): Likewise.
3483 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3484 no_warning flag before warning.
3486 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3488 * tree.c (set_expr_locus): Remove.
3489 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3490 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3492 * gimplify.c (internal_get_tmp_var): Likewise.
3493 (gimplify_call_expr): Likewise.
3494 (gimplify_one_sizepos): Likewise.
3496 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3499 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3500 to variables for debugging purposes.
3502 2009-06-23 Mark Loeser <mark@halcy0n.com>
3505 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3507 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3509 * pretty-print.c (pp_base_format): Remove %J.
3510 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3511 gcc_cxxdiag_char_table): Likewise.
3512 (init_dynamic_diag_info): Likewise.
3514 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3516 * pretty-print.c (pp_base_format): Remove %H.
3517 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3518 gcc_cxxdiag_char_table): Likewise.
3519 (init_dynamic_diag_info): Likewise.
3520 * config/mep/mep.c (mep_select_section): Likewise.
3522 2009-07-07 Duncan Sands <baldrick@free.fr>
3524 * final.c (pass_clean_state): Give the pass a name.
3525 * passes.c (pass_rest_of_compilation): Likewise.
3526 * tree-optimize.c (pass_all_optimizations): Likewise.
3528 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3530 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3531 an extra 'decl' for error_at.
3533 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3536 * tree-tailcall.c (adjust_return_value_with_ops,
3537 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3538 if it has complex or vector type.
3540 2009-07-07 Olivier Hainque <hainque@adacore.com>
3542 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3545 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3547 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3549 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3551 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3552 * c-decl.c: Likewise.
3553 * function.c: Likewise.
3554 * varasm.c: Likewise.
3555 * tree-ssa.c: Likewise.
3556 * c-common.c: Likewise.
3557 * tree-cfg.c: Likewise.
3558 * config/spu/spu.c: Likewise.
3559 * config/ia64/ia64.c: Likewise.
3560 * config/v850/v850.c: Likewise.
3562 2009-07-06 DJ Delorie <dj@redhat.com>
3564 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3565 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3566 unspecified accesses to control registers.
3567 * config/mep/intrinsics.md: Regenerate.
3568 * config/mep/intrinsics.h: Regenerate.
3569 * config/mep/mep-intrin.h: Regenerate.
3571 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3573 * c-lex.c: Replace %H by an explicit location. Update all calls.
3574 * c-common.c: Likewise.
3575 * c-decl.c: Likewise.
3576 * c-typeck.c: Likewise.
3577 * fold-const.c: Likewise.
3578 * gimplify.c: Likewise.
3580 * tree-cfg.c: Likewise.
3581 * tree-ssa-loop-niter.c: Likewise.
3582 * tree-vrp.c: Likewise.
3583 * value-prof.c: Likewise.
3585 2009-07-06 Diego Novillo <dnovillo@google.com>
3587 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3588 if it has one. Handle cases where VAR does not have an
3589 annotation or cfun is NULL.
3591 2009-07-06 Diego Novillo <dnovillo@google.com>
3593 * tree.c: Include debug.h.
3594 (initialize_tree_contains_struct): New.
3595 (init_ttree): Call it.
3596 (tree_node_structure_for_code): Factor out of ...
3597 (tree_node_structure): ... here.
3598 * treestruct.def (TS_PHI_NODE): Remove.
3599 (TS_GIMPLE_STATEMENT): Remove.
3601 2009-07-06 Diego Novillo <dnovillo@google.com>
3603 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3604 (debug_tree_chain): Handle cycles.
3606 2009-07-06 Nick Clifton <nickc@redhat.com>
3607 DJ Delorie <dj@redhat.com>
3609 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3610 __FMOVD_ENABLED__ is defined.
3612 (TARGET_FMOVD): Provide a default definition.
3613 (MASK_FMOVD): Likewise.
3614 (TARGET_CPU_CPP_BUILTINS): Define
3615 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3616 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3617 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3618 (split for DF load from memory into register): Also handle
3619 MEMs which consist of REG+DISP addressing.
3620 (split for DF store from register to memory): Likewise.
3621 (movsf_ie): Always use single fp_mode.
3622 * config/sh/sh.c (sh_override_options): Do not automatically
3623 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3624 that to the -mfmovd command line switch.
3625 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3626 (fldi_ok): Always allow.
3627 * config/sh/sh.opt (mfmovd): Remove this switch.
3628 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3630 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3631 Kaz Kojima <kkojima@gcc.gnu.org>
3633 PR rtl-optimization/30807
3634 * postreload.c (reload_combine): For every new use of REG_SUM,
3635 record the use of BASE.
3637 2009-07-06 Jan Hubicka <jh@suse.cz>
3639 * params.def: Revert my accidental commit at 2009-06-30.
3641 2009-07-04 Ian Lance Taylor <iant@google.com>
3644 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3646 (mingw_format_attribute_overrides): Likewise.
3648 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3651 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3652 don't check cfa.reg. Instead of cfa.indirect use
3653 fde && fde->drap_reg != INVALID_REGNUM test.
3655 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3657 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3659 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3662 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3664 2009-07-03 Richard Guenther <rguenther@suse.de>
3666 PR tree-optimization/40640
3667 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3670 2009-07-03 Jan Hubicka <jh@suse.cz>
3672 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3673 for size, reduce amount of inlining.
3675 2009-07-03 Richard Guenther <rguenther@suse.de>
3678 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3679 if t +- x is known to not overflow and the conversion widens the
3681 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3683 2009-07-03 Jan Hubicka <jh@suse.cz>
3685 * ipa-pure-const.c (analyze): Update loop optimizer init.
3686 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3687 try_remove_empty_loop, remove_empty_loops): Remove.
3688 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3689 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3690 to mark regular loops as neccesary.
3691 (degenerate_phi_p): New function.
3692 (propagate_necessity, remove_dead_phis): Use it.
3693 (forward_edge_to_pdom): Likewise.
3694 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3695 virtual PHI nodes that became unreachable.
3696 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3697 * tree-flow.h (remove_empty_loops): Remove.
3698 * passes.c (init_optimization_passes): Remove.
3700 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3702 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3703 can_create_pseudo_p.
3704 (*fix_trunc<mode>_i387_1): Ditto.
3705 (*floathi<mode>2_1): Ditto.
3706 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3707 (*fistdi2_1): Ditto.
3708 (*fist<mode>2_1): Ditto.
3709 (frndintxf2_floor): Ditto.
3710 (*fist<mode>2_floor_1): Ditto.
3711 (frndintxf2_ceil): Ditto.
3712 (*fist<mode>2_ceil_1): Ditto.
3713 (frndintxf2_trunc): Ditto.
3714 (frndintxf2_mask_pm): Ditto.
3715 (fxam<mode>2_i387_with_temp): Ditto.
3716 * config/i386/sse.md (mulv16qi3): Ditto.
3717 (*sse2_mulv4si3): Ditto.
3719 (sse4_2_pcmpestr): Ditto.
3720 (sse4_2_pcmpistr): Ditto.
3722 2009-07-03 Jan Hubicka <jh@suse.cz>
3724 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3725 (mark_stmt_necessary): Set it.
3726 (mark_operand_necessary): Set it.
3727 (mark_control_dependent_edges_necessary): Set it.
3728 (mark_virtual_phi_result_for_renaming): New function.
3729 (get_live_post_dom): New function.
3730 (forward_edge_to_pdom): New function.
3731 (remove_dead_stmt): Fix handling of control dependences.
3732 (tree_dce_init): Init new bitmap.
3733 (tree_dce_done): Free it.
3735 2009-07-02 Richard Guenther <rguenther@suse.de>
3738 * tree-ssa-structalias.c (new_var_info): Initialize
3741 2009-07-02 Jan Hubicka <jh@suse.cz>
3743 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3746 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3748 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3749 instead of recomputing it. Adjust calls.
3750 (emit_store_flag): Adjust recursive calls.
3752 2009-07-02 Richard Guenther <rguenther@suse.de>
3754 * tree-ssa-live.c (remove_unused_locals): Do not remove
3756 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3757 of DECL_EXTERNAL for HEAP variables.
3758 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3759 HEAP variables. Do not adjust RESTRICT vars.
3760 (find_what_var_points_to): Nobody cares if something
3763 2009-07-02 Ben Elliston <bje@au.ibm.com>
3765 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3766 pc_low and pc_high declarations to the top of the function.
3768 2009-07-01 DJ Delorie <dj@redhat.com>
3770 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3772 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3773 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3774 unspecified accesses to control registers.
3775 * config/mep/intrinsics.md: Regenerate.
3776 * config/mep/intrinsics.h: Regenerate.
3777 * config/mep/mep-intrin.h: Regenerate.
3779 2009-07-01 Anthony Green <green@moxielogic.com>
3781 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3782 instruction when possible.
3783 (moxie_expand_prologue): Ditto. Also, save an instruction and
3784 some complexity by popping off of $r12 instead of $sp.
3785 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3788 2009-07-01 Richard Henderson <rth@redhat.com>
3791 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3792 contained no insns, reposition note before last insn.
3794 2009-07-01 Richard Henderson <rth@redhat.com>
3797 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3798 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3800 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3803 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3804 darwin9 for printing reg addresses with %y.
3806 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3808 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3809 truncation from operands in binary operations.
3811 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3814 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3815 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3816 subreg of op0 to the original op0.
3818 * expmed.c (store_bit_field_1): Use a temporary as the destination
3819 instead of a paradoxical subreg when we need to truncate the result.
3821 2009-07-01 DJ Delorie <dj@redhat.com>
3823 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3824 names to VLIW variants.
3825 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3826 * config/mep/intrinsics.md: Regenerate.
3827 * config/mep/intrinsics.h: Regenerate.
3828 * config/mep/mep-intrin.h: Regenerate.
3830 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3833 * jump.c (returnjump_p): Revert last patch.
3834 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3836 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3839 * pa.md (casesi32p): Use jump table label to determine the offset
3841 (casesi64p): Likewise.
3843 * pa.c (forward_branch_p): Return bool type. Use instruction
3844 addresses when available. Assert that INSN has a jump label.
3845 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3848 2009-07-01 Richard Guenther <rguenther@suse.de>
3850 PR tree-optimization/19831
3851 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3852 that only act as barriers do not make any previous stores necessary.
3853 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3854 HEAP variables global, do not add a constraint from nonlocal.
3855 (find_func_aliases): Handle escapes through return statements.
3856 (compute_points_to_sets): Make escaped HEAP variables global.
3858 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3861 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3862 after reducing a DImode cstore to SImode.
3864 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3866 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3867 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3869 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3871 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3872 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3874 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3875 and umod_optab if TARGET_BSD_DIVMOD.
3876 * config/vax/lib1funcs.asm: New file.
3877 * config/vax/t-linux: New file.
3878 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3880 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3883 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3884 to type arguments that have void type.
3887 * dwarf2out.c (gen_formal_parameter_die): Call
3888 equate_decl_number_to_die if node is different from origin.
3890 2009-06-30 Anthony Green <green@moxielogic.com>
3892 Clean up moxie port for --enable-build-with-cxx.
3893 * config/moxie/moxie.c (moxie_function_value): First two
3894 parameters are const_tree, not tree.
3895 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3896 (REG_CLASS_NAMES): Ditto.
3897 (REGNO_REG_CLASS): Ditto.
3898 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3899 (moxie_function_value): Fix constyness of arguments.
3901 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3903 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3904 finalize_size_functions before further processing.
3905 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3906 (variable_size): Call self_referential_size on size expressions
3907 that contain a PLACEHOLDER_EXPR.
3908 (size_functions): New static variable.
3909 (copy_self_referential_tree_r): New static function.
3910 (self_referential_size): Likewise.
3911 (finalize_size_functions): New global function.
3912 * tree.c: Include tree-inline.h.
3913 (push_without_duplicates): New static function.
3914 (find_placeholder_in_expr): New global function.
3915 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3917 <tcc_expression>: Likewise.
3918 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3919 the call in the expression.
3920 * tree.h (finalize_size_functions): Declare.
3921 (find_placeholder_in_expr): Likewise.
3922 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3923 (substitute_placeholder_in_expr): Update comment.
3924 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3926 (copy_tree_body_r): Likewise.
3927 (copy_tree_body): New static function.
3928 (maybe_inline_call_in_expr): New global function.
3929 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3930 (maybe_inline_call_in_expr): Declare.
3931 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3932 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3935 2009-06-30 Richard Guenther <rguenther@suse.de>
3937 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3939 (propagate_necessity): Do not mark reaching defs of stores
3942 2009-06-30 Jan Hubicka <jh@suse.cz>
3944 * cfgloopanal.c (check_irred): Move into ...
3945 (mark_irreducible_loops): ... here; return true if ireducible
3947 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3948 (analyze_function): Try to prove loop finiteness.
3949 * cfgloop.h (mark_irreducible_loops): Update prototype.
3950 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3952 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3954 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3956 2009-06-30 Ira Rosen <irar@il.ibm.com>
3958 PR tree-optimization/40542
3959 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3962 2009-06-30 Martin Jambor <mjambor@suse.cz>
3964 PR tree-optimization/40582
3965 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3966 than useless_type_conversion_p.
3967 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3970 2009-06-30 Martin Jambor <mjambor@suse.cz>
3973 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3975 2009-06-30 Richard Guenther <rguenther@suse.de>
3977 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3978 use ao_ref references.
3979 (walk_aliased_vdefs): Likewise.
3980 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3981 * tree-ssa-dce.c (struct ref_data): Remove.
3982 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3983 (mark_aliased_reaching_defs_necessary): Adjust.
3984 (mark_all_reaching_defs_necessary_1): Likewise.
3986 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3989 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3990 (emit_store_flag_1): Extract from emit_store_flag, adjust
3991 calls to (what now is) emit_cstore.
3992 (emit_store_flag): Call emit_store_flag_1 and also use it
3993 for what used to be recursive calls.
3995 2009-06-30 Wei Guozhi <carrot@google.com>
3998 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3999 if the target bb post dominates from bb.
4000 * config/i386/i386.c (memory_address_length): Check existence of base
4001 register before using it.
4003 2009-06-30 Nick Clifton <nickc@redhat.com>
4004 DJ Delorie <dj@redhat.com>
4006 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4007 __FMOVD_ENABLED__ is defined.
4009 (TARGET_FMOVD): Provide a default definition.
4010 (MASK_FMOVD): Likewise.
4011 (TARGET_CPU_CPP_BUILTINS): Define
4012 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4013 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4014 two fmov instructions depending upon whether TARGET_FMOVD is
4016 (split for DF load from memory into register): Also handle
4017 MEMs which consist of REG+DISP addressing.
4018 (split for DF store from register to memory): Likewise.
4019 * config/sh/sh.opt (mfmovd): Remove this switch.
4020 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4021 * config/sh/sh.c (sh_override_options): Do not automatically
4022 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4023 that to the -mfmovd command line switch.
4025 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4027 (fldi_ok): Always allow.
4028 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4030 2009-06-29 DJ Delorie <dj@redhat.com>
4032 * doc/install.texi (mep-x-elf): Correct chip's full name.
4034 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4036 * doc/extend.texi: Fix typo.
4038 2009-06-29 Tom Tromey <tromey@redhat.com>
4041 * Makefile.in (DWARF2_H): New variable.
4043 (dwarf2out.o): Likewise.
4044 (dwarf2asm.o): Likewise.
4045 * config/i386/t-i386: Use DWARF2_H.
4046 * except.c: Include elf/dwarf2.h.
4047 * unwind-dw2.c: Include elf/dwarf2.h.
4048 * dwarf2out.c: Include elf/dwarf2.h.
4049 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4050 <dtprel>: New field.
4051 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4052 (size_of_loc_descr): Likewise.
4053 (output_loc_operands_raw): Likewise.
4054 (output_loc_operands): Handle new dtprel field.
4055 (loc_checksum): Update.
4056 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4057 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4058 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4059 * dwarf2asm.c: Include elf/dwarf2.h.
4060 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4061 * config/mmix/mmix.c: Include elf/dwarf2.h.
4062 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4063 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4064 * config/sh/sh.c: Include elf/dwarf2.h.
4065 * config/i386/i386.c: Include elf/dwarf2.h.
4067 2009-06-29 DJ Delorie <dj@redhat.com>
4069 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4071 * doc/extend.texi: Add MeP attributes and pragmas.
4072 * doc/invoke.text: Add MeP Options.
4073 * doc/contrib.texi: Add MeP contribution.
4074 * doc/md.texi: Add MeP constraints.
4075 * doc/install.texi: Add MeP target.
4077 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4079 * target.h (struct gcc_target): Add frame_pointer_required field.
4080 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4081 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4082 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4084 * reload1.c (update_eliminables): (Ditto.).
4085 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4086 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4087 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4089 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4091 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4092 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4093 (arm_frame_pointer_required): New function.
4095 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4096 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4097 (avr_frame_pointer_required_p): Declare as static.
4098 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4100 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4101 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4102 (bfin_frame_pointer_required): Make as static, change return type
4104 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4106 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4107 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4108 (cris_frame_pointer_required): New function.
4110 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4112 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4113 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4114 (fr30_frame_pointer_required): New function.
4116 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4117 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4118 (frv_frame_pointer_required): Make as static, change return type
4120 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4122 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4123 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4124 (ix86_frame_pointer_required): Make as static, change return type to
4126 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4128 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4129 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4131 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4133 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4135 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4137 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4138 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4139 (mips_frame_pointer_required): Make as static.
4140 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4142 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4143 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4144 (mmix_frame_pointer_required): Mew function.
4146 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4147 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4149 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4151 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4153 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4155 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4156 (CAN_ELIMINATE): Redefine.
4157 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4158 (sparc_frame_pointer_required): New function.
4159 (sparc_can_eliminate): New function.
4160 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4162 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4163 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4165 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4166 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4167 (xtensa_frame_pointer_required): Make as static, change return type
4169 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4172 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4174 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4175 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4176 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4177 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4178 (register_callback): Handle PLUGIN_START_UNIT.
4179 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4181 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4183 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4185 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4186 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4188 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4190 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4193 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4195 * doc/extend.texi (Additional Floating Types): __float128 is also
4196 supported on i386 targets.
4198 2009-06-29 Richard Guenther <rguenther@suse.de>
4201 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4203 (pt_solutions_same_restrict_base): Declare.
4204 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4206 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4207 (make_constraint_from, make_copy_constraint): Move earlier.
4208 (make_constraint_from_heapvar): New function.
4209 (make_constraint_from_restrict): Likewise.
4210 (handle_lhs_call): Use it.
4211 (find_func_aliases): Use it to track conversions to restrict
4213 (struct fieldoff): Add only_restrict_pointers flag.
4214 (push_fields_onto_fieldstack): Initialize it.
4215 (create_variable_info_for): Track global restrict qualified pointers.
4216 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4217 Track restrict qualified pointer arguments.
4218 (set_uids_in_ptset): Use varinfo is_global_var flag.
4219 (find_what_var_points_to): Set the vars_contains_restrict flag.
4220 Always create the points-to solution for sets including restrict tags.
4221 (pt_solutions_same_restrict_base): New function.
4222 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4223 qualified pointers use pt_solutions_same_restrict_base as
4224 additional source for disambiguation.
4226 2009-06-29 Richard Guenther <rguenther@suse.de>
4229 * alias.c (find_base_decl): Remove.
4230 (get_deref_alias_set_1): Remove restrict handling.
4231 * c-common.c (c_apply_type_quals_to_decl): Do not set
4232 DECL_POINTER_ALIAS_SET.
4233 * gimplify.c (find_single_pointer_decl_1): Remove.
4234 (find_single_pointer_decl): Likewise.
4235 (internal_get_tmp_var): Remove restrict handling.
4236 (gimple_regimplify_operands): Likewise.
4237 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4238 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4239 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4240 * tree.c (restrict_base_for_decl): Remove.
4241 (init_ttree): Do not allocate it.
4242 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4243 LABEL_DECL_UID for label decls.
4244 (copy_node_stat): Do not copy restrict information.
4245 (decl_restrict_base_lookup): Remove.
4246 (decl_restrict_base_insert): Likewise.
4247 (print_restrict_base_statistics): Likewise.
4248 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4249 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4250 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4251 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4252 (LABEL_DECL_UID): Adjust.
4253 (DECL_BASED_ON_RESTRICT_P): Remove.
4254 (DECL_GET_RESTRICT_BASE): Likewise.
4255 (SET_DECL_RESTRICT_BASE): Likewise.
4256 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4258 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4259 instead of DECL_POINTER_ALIAS_SET.
4260 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4261 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4262 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4264 2009-06-29 Richard Guenther <rguenther@suse.de>
4266 PR tree-optimization/40579
4267 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4268 the IL to simplify has constants that overflowed.
4270 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4272 PR tree-optimization/40550
4273 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4274 vector_compute_type only when the size of vector_compute_type is
4275 less than the size of type.
4277 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4279 * fold-const.c (contains_label_1): Fix comments.
4280 (contains_label_p): Do not walk trees multiple time.
4282 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4284 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4285 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4286 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4287 ix86_fp_comparison_operator.
4288 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4289 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4290 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4291 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4292 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4293 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4294 (related splits): Change predicate to ix86_fp_comparison_operator.
4295 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4296 instead of ix86_fp_comparison_codes.
4297 (ix86_trivial_fp_comparison_operator,
4298 ix86_fp_comparison_operator): New.
4299 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4300 (ix86_expand_compare): Eliminate last two parameters.
4301 (ix86_fp_jump_nontrivial_p): Kill.
4302 * config/i386/i386.c (put_condition_code): Eliminate call to
4303 ix86_fp_comparison_codes and subsequent assertion.
4304 (ix86_fp_comparison_codes): Eliminate.
4305 (ix86_fp_swap_condition): New.
4306 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4307 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4308 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4309 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4310 and ix86_fp_swap_condition.
4311 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4312 Use ix86_fp_comparison_strategy.
4313 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4314 (ix86_fp_jump_nontrivial_p): Eliminate.
4315 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4316 call to ix86_expand_compare.
4317 (ix86_split_fp_branch, ix86_expand_setcc,
4318 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4319 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4321 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4323 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4324 related to jump_clobbers.
4325 * config/arm/arm.md (conds): Remove jump_clob case.
4326 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4327 splits): Change comparison_operator to arm_comparison_operator.
4328 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4331 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4333 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4334 condition for floating point modes.
4335 * expmed.c (emit_store_flag_1): Move here a bigger part
4337 (emit_store_flag): Try swapping the condition for floating point
4339 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4341 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4343 * expr.c (expand_expr_real_1): Just use do_store_flag.
4344 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4345 emit_store_flag_force.
4346 * expmed.c (emit_store_flag_force): Copy here trick
4347 previously in expand_expr_real_1. Try reversing the comparison.
4348 (emit_store_flag_1): Work if target is NULL.
4349 (emit_store_flag): Work if target is NULL, using the result mode
4350 from the comparison. Use split_comparison, restructure final part
4351 to simplify conditionals.
4353 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4355 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4356 * dojump.c (do_jump): Change handling of floating-point
4357 ops to use just do_compare_and_jump.
4358 (split_comparison): New.
4359 (do_compare_rtx_and_jump): Add here logic coming previously
4360 in do_jump, using split_comparison.
4362 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4365 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4367 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4369 * tree-ssa-alias.c: Fix unintentional commit.
4371 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4373 * passes.c (execute_one_pass): Fix unintentional commit.
4375 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4377 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4378 (df_rd_local_compute, df_md_local_compute): Inline them.
4380 (df_md_scratch): New.
4381 (df_md_alloc, df_md_free): Allocate/free it.
4382 (df_md_local_compute): Only include live registers in init.
4383 (df_md_transfer_function): Prune the in-set computed by
4384 the confluence function, and the gen-set too.
4386 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4388 PR rtl-optimization/26854
4389 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4390 * df-problems.c (df_rd_add_problem): Fix comment.
4391 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4392 df_md_simulate_artificial_defs_at_top,
4393 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4394 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4395 df_md_transfer_function, df_md_init, df_md_confluence_0,
4396 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4397 problem_MD, df_md_add_problem): New.
4398 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4399 df_md_get_bb_info): New.
4400 (DF_LAST_PROBLEM_PLUS1): Adjust.
4402 * Makefile.in (fwprop.o): Include domwalk.h.
4403 * fwprop.c: Include domwalk.h.
4404 (reg_defs, reg_defs_stack): New.
4405 (bitmap_only_bit_between): Remove.
4406 (process_defs): New.
4407 (process_uses): Use reg_defs and local_md instead of
4408 bitmap_only_bit_between and local_rd.
4409 (single_def_use_enter_block): New, from build_single_def_use_links.
4410 (single_def_use_leave_block): New.
4411 (build_single_def_use_links): Remove code moved to
4412 single_def_use_enter_block, invoke domwalk.
4413 (use_killed_between): Adjust comment.
4415 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4417 * bitmap.h (bitmap_ior_and_into): New.
4418 * bitmap.c (bitmap_ior_and_into): New.
4420 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4422 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4423 before_dom_children_before_stmts and after_dom_children_after_stmts.
4424 Rename the two remaining callbacks to just before_dom_children and
4425 after_dom_children. Remove other GIMPLE statement walking bits.
4426 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4427 * graphite.c: Do not include domwalk.h.
4428 * tree-into-ssa.c (interesting_blocks): New global.
4429 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4430 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4431 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4432 now that they're not domwalk callbacks.
4433 (rewrite_initialize_block): Rename to...
4434 (rewrite_enter_block): ... this, place after called functions. Test
4435 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4436 (rewrite_finalize_block): Rename to...
4437 (rewrite_leave_block): ... this, place after called functions.
4438 (rewrite_update_init_block): Rename to...
4439 (rewrite_update_enter_block): ... this, place after called functions.
4440 Test interesting_blocks, call rewrite_update_stmt and
4441 rewrite_update_phi_arguments.
4442 (rewrite_update_fini_block): Rename to...
4443 (rewrite_leave_block): ... this, place after called functions.
4444 (rewrite_blocks): Remove last argument, simplify initialization of
4446 (mark_def_sites_initialize_block): Rename to...
4447 (mark_def_sites_block): ... this, call mark_def_sites.
4448 (mark_def_sites_blocks): Remove argument, simplify initialization of
4450 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4451 (update_ssa): Likewise.
4452 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4454 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4455 (dom_opt_initialize_block): Rename to...
4456 (dom_opt_enter_block): ... this, place after called functions. Walk
4457 statements here, inline propagate_to_outgoing_edges.
4458 (dom_opt_finalize_block): Rename to...
4459 (dom_opt_leave_block): ... this, place after called functions.
4460 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4462 (dse_enter_block, dse_record_phi): New.
4463 (dse_record_phis): Delete.
4464 (dse_finalize_block): Rename to...
4465 (dse_leave_block): ... this.
4466 (tree_ssa_dse): Simplify initialization of walk_data.
4467 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4468 Adjust initialization of walk_data.
4469 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4470 * tree-ssa-loop-phiopt.c (get_non_trapping):
4471 Adjust initialization of walk_data.
4472 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4473 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4474 it's not a domwalk callback.
4475 (uncprop_initialize_block): Rename to...
4476 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4477 (dse_finalize_block): Rename to...
4478 (dse_leave_block): ... this.
4479 (tree_ssa_uncprop): Simplify initialization of walk_data.
4480 * Makefile.in: Adjust dependencies.
4482 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4484 * arm.md (casesi): Fix test for Thumb1.
4485 (thumb1_casesi_internal_pic): Likewise.
4486 (thumb1_casesi_dispatch): Likewise.
4488 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4490 * config/arm/arm-cores.def: Added core cortex-m0.
4491 * config/arm/arm-tune.md: Regenerated.
4492 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4494 2009-06-26 DJ Delorie <dj@redhat.com>
4496 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4498 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4499 the scheduler doesn't tag jump insns.
4501 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4503 * c-decl.c (merge_decls): Re-indent.
4505 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4508 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4509 Special-case decimal float constants.
4511 2009-06-26 Richard Henderson <rth@redhat.com>
4513 * function.h (struct function): Add cannot_be_copied_reason,
4514 and cannot_be_copied_set.
4515 * tree-inline.c (has_label_address_in_static_1): Rename from
4516 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4517 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4518 don't set inline_forbidden_reason.
4519 (copy_forbidden): New function, split out of inline_forbidden_p.
4520 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4521 (inline_forbidden_p): Use copy_forbidden.
4522 (tree_versionable_function_p): Likewise.
4523 (inlinable_function_p): Merge into tree_inlinable_function_p.
4524 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4525 * ipa-cp.c (ipcp_versionable_function_p): New function.
4526 (ipcp_cloning_candidate_p): Use it.
4527 (ipcp_node_modifiable_p): Likewise.
4529 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4531 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4532 that is marked not to be inlined. Remove flag_mudflap use.
4533 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4534 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4536 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4539 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4540 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4542 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4544 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4546 (__mingwthr_remove_key_dtor): Likewise.
4548 2009-06-26 Richard Guenther <rguenther@suse.de>
4550 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4552 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4555 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4556 try the non-cond_exec path also.
4558 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4561 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4562 (output_cbranch): Use new functions.
4563 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4566 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4567 Pat Haugen <pthaugen@us.ibm.com>
4568 Revital Eres <ERES@il.ibm.com>
4570 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4571 for %c error. Add %x support to print VSX registers as a unified
4572 register set, instead of separate float and altivec registers.
4573 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4574 %y case, and add support for VSX pre-modify addresses.
4575 (output_toc): Add assert for CONST containing an integer constant
4577 (rs6000_adjust_cost): Add POWER7 support.
4578 (insn_must_be_first_in_group): Ditto.
4579 (insn_must_be_last_in_group): Ditto.
4580 (rs6000_emit_popcount): Ditto.
4581 (rs6000_vector_mode_supported_p): Ditto.
4583 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4584 Change some of the functions called by macros to being called
4585 through a pointer, so debug functions can be inserted if
4586 -mdebug=addr or -mdebug=cost.
4587 (rs6000_preferred_reload_class_ptr): Ditto.
4588 (rs6000_secondary_reload_class_ptr): Ditto.
4589 (rs6000_secondary_memory_needed_ptr): Ditto.
4590 (rs6000_cannot_change_mode_class_ptr): Ditto.
4591 (rs6000_secondary_reload_inner): Ditto.
4592 (rs6000_legitimize_reload_address): Ditto.
4593 (rs6000_legitimize_reload_address_ptr): Ditto.
4594 (rs6000_mode_dependent_address): Ditto.
4595 (rs6000_mode_dependent_address_ptr): Ditto.
4597 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4598 function to return true if the mode allows reg + integer
4600 (virtual_stack_registers_memory_p): New function to return true if
4601 the address refers to a virtual stack register.
4602 (rs6000_legitimate_offset_address_p): Move code to say whether a
4603 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4605 (rs6000_legitimate_address_p): Add checks for modes that only can
4606 do reg+reg addressing. Start adding VSX support.
4607 (rs6000_legitimize_reload_address): Ditto.
4608 (rs6000_legitimize_address): Ditto.
4609 (rs6000_debug_legitimate_address_p): New debug functions for
4610 -mdebug=addr and -mdebug=cost.
4611 (rs6000_debug_rtx_costs): Ditto.
4612 (rs6000_debug_address_costs): Ditto.
4613 (rs6000_debug_adjust_cost): Ditto.
4614 (rs6000_debug_legitimize_address): Ditto.
4615 (rs6000_legitimize_reload_address_ptr): Point to call normal
4616 function or debug function. Make functions called via pointer
4618 (rs6000_mode_dependent_address_ptr): Ditto.
4619 (rs6000_secondary_reload_class_ptr): Ditto.
4620 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4621 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4622 into a friendlier error.
4623 (rs6000_init_builtins): Add initial VSX support.
4624 (rs6000_adjust_cost): Fix some spacing issues.
4626 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4627 (REG_CLASS_NAMES): Ditto.
4628 (REG_CLASS_CONTENTS): Ditto.
4629 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4630 pointer, to add -mdebug=addr support.
4631 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4632 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4633 -mdebug=addr support.
4634 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4635 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4636 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4638 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4640 (bswapsi*): Set attribute types for load/store. Add combiner
4641 patterns to eliminate zero extend on 64-bit.
4642 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4643 stdbrx if the hardware supports those instructions.
4645 2009-06-25 Ian Lance Taylor <iant@google.com>
4647 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4648 (Link Options): Document -static-libstdc++.
4650 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4653 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4654 DATA_ALIGNMENT instead.
4656 2009-06-25 Richard Guenther <rguenther@suse.de>
4658 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4659 indirect references against the callused/escaped solutions.
4660 (call_may_clobber_ref_p_1): Likewise.
4662 2009-06-25 Martin Jambor <mjambor@suse.cz>
4664 PR tree-optimization/40493
4665 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4666 (enum unscalarized_data_handling): New type.
4667 (handle_unscalarized_data_in_subtree): Return what has been done.
4668 (load_assign_lhs_subreplacements): Handle left flushes differently.
4669 (sra_modify_assign): Use unscalarized_data_handling, simplified
4670 condition determining whether to remove the statement.
4672 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4674 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4675 excerpt - @ should be doubled for texinfo.
4677 2009-06-24 Ian Lance Taylor <iant@google.com>
4679 * config/arc/arc.c: Include "df.h".
4680 (arc_attribute_table): Make static. Move higher in file.
4681 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4682 (output_shift): Initialize n later to avoid warning.
4683 * config/arm/arm.c (arm_attribute_table): Make static. Move
4685 * config/avr/avr.c (avr_attribute_table): Make static. Move
4687 (reg_class_tab): Change array type from int to enum reg_class.
4688 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4690 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4691 (lshrhi3_out): Likewise.
4692 (class_likely_spilled_p): Change return type to bool.
4693 (avr_rtx_costs): Use local code variable with enum type.
4694 * config/avr/avr.md (movmemhi): Use add_reg_note.
4695 (andhi3, andsi3): Don't use AS2 with "and".
4696 (iorhi3, iorsi3): Don't use AS2 with "or".
4697 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4698 * config/crx/crx.c: Include "df.h".
4699 (crx_attribute_table): Make static.
4700 * config/m32r/m32r.c: Include "df.h".
4701 (m32r_attribute_table): Make static. Move higher in file.
4702 (pop): Use add_reg_note.
4703 (block_move_call): Change 0 to LCT_NORMAL in function call.
4704 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4705 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4706 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4707 declare, not just when TREE_CODE is defined.
4708 * config/m68hc11/m68hc11.c: Include "expr.h".
4709 (m68hc11_attribute_table): Make static. Move higher in file.
4710 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4712 (m68hc11_register_indirect_p): Likewise.
4713 (m68hc11_function_arg_padding): Change return type to enum
4715 (emit_move_after_reload): Use add_reg_note.
4716 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4717 (m68hc11_split_logical): Likewise.
4718 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4720 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4721 to VOIDmode in function call.
4722 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4724 (m68hc11_split_logical): Update declaration.
4725 (m68hc11_function_arg_padding): Update declaration.
4726 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4727 to array of enum reg_class.
4728 (mcore_attribute_table): Make static. Move higher in file.
4729 (mcore_rtx_costs): Add cast to enum type.
4730 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4731 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4732 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4734 * config/sh/predicates.md (trapping_target_operand): Rename and to
4736 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4738 * config/spu/spu.c (spu_attribute_table): Make static. Move
4740 * config/v850/v850.c (v850_attribute_table): Make static. Move
4742 (v850_rtx_costs): Use local code with enum type.
4743 (expand_epilogue): Add cast.
4744 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4746 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4749 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4750 -m2a-single-only and -m2a-nofpu.
4751 * config/sh/sh.opt: Document m2a generates FPU code.
4753 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4755 * defaults.h (CAN_ELIMINATE): Provide default.
4756 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4757 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4758 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4759 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4760 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4761 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4762 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4763 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4764 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4765 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4767 2009-06-24 DJ Delorie <dj@redhat.com>
4769 * mep-ext-cop.cpu: Fix copyright notice.
4770 * mep-default: Fix copyright notice.
4771 * mep-core: Fix copyright notice.
4772 * mep: Fix copyright notice.
4773 * mep-ivc2: Fix copyright notice.
4774 * mep-c5: Fix copyright notice.
4776 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4778 * doc/contrib.texi (Contributors):
4780 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4783 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4784 src and dst operands if necessary.
4786 2009-06-23 DJ Delorie <dj@redhat.com>
4789 * config.gcc: Add mep support.
4790 * recog.c: Resurrect validate_replace_rtx_subexp().
4791 * recog.h: Likewise.
4792 * config/mep/: Add new port:
4793 * config/mep/constraints.md: New file.
4794 * config/mep/default.h: New file.
4795 * config/mep/intrinsics.h: New file.
4796 * config/mep/intrinsics.md: New file.
4797 * config/mep/ivc2-template.h: New file.
4798 * config/mep/mep-c5.cpu: New file.
4799 * config/mep/mep-core.cpu: New file.
4800 * config/mep/mep-default.cpu: New file.
4801 * config/mep/mep-ext-cop.cpu: New file.
4802 * config/mep/mep-intrin.h: New file.
4803 * config/mep/mep-ivc2.cpu: New file.
4804 * config/mep/mep-lib1.asm: New file.
4805 * config/mep/mep-lib2.c: New file.
4806 * config/mep/mep-pragma.c: New file.
4807 * config/mep/mep-protos.h: New file.
4808 * config/mep/mep-tramp.c: New file.
4809 * config/mep/mep.c: New file.
4810 * config/mep/mep.cpu: New file.
4811 * config/mep/mep.h: New file.
4812 * config/mep/mep.md: New file.
4813 * config/mep/mep.opt: New file.
4814 * config/mep/predicates.md: New file.
4815 * config/mep/t-mep: New file.
4817 2009-06-23 Ian Lance Taylor <iant@google.com>
4819 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4820 from loose_warn into c_loose_warn and from strict_warn into
4821 c_strict_warn. Set and substitute warn_cxxflags. Check for
4822 --enable-build-with-cxx. Set and substitute
4823 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4824 * Makefile.in (CXXFLAGS): New variable.
4825 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4826 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4827 the default is the same as $(STRICT_WARN).
4828 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4829 (CXX): New variable.
4830 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4831 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4832 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4833 (HOST_LIBS): New variable.
4834 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4835 (ALL_CXXFLAGS): New variable.
4836 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4837 * doc/install.texi (Configuration): Document
4838 --enable-build-with-cxx, --with-stage1-ldflags,
4839 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4840 * configure: Rebuild.
4842 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4844 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4845 from previous commit.
4847 2009-06-23 Ian Lance Taylor <iant@google.com>
4849 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4851 2009-06-23 Ian Lance Taylor <iant@google.com>
4853 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4854 with ATTRIBUTE_UNUSED.
4856 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4857 Pat Haugen <pthaugen@us.ibm.com>
4858 Revital Eres <eres@il.ibm.com>
4860 * config.in (HAVE_AS_POPCNTD): Add default definition.
4861 (HAVE_AS_LWSYNC): Ditto.
4863 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4865 (gcc_cv_as_powerpc_cmpb): Ditto.
4866 (gcc_cv_as_powerpc_dfp): Ditto.
4867 (gcc_cv_as_powerpc_vsx): Ditto.
4868 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4869 supporting the popcntd/lwsync instructions.
4870 (gcc_cv_as_powerpc_lwsync): Ditto.
4871 * configure: Regenerate.
4873 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4874 -mcpu=native and -mcpu=power7.
4875 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4877 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4878 a variable instead of a mask to reduce the number of mask bits.
4879 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4880 (-mbit-word): Ditto.
4881 (-mregnames): Ditto.
4882 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4883 (-mfused-madd): Ditto.
4885 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4887 (-mvsx): New switch for VSX instructions.
4888 (-misel): Move from a variable to a mask to allow it to be set by
4891 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4892 function declaration to an array declaration.
4893 (rs6000_hard_regno_nregs): New external array declaration.
4895 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4896 files included by rs6000.md.
4898 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4899 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4901 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4903 (rs6000_debug_reg): New -mdebug= variables.
4904 (rs6000_debug_addr): Ditto.
4905 (rs6000_debug_cost): Ditto.
4906 (rs6000_pmode): New variable to hold Pmode.
4907 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4908 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4909 calculated at compiler start.
4910 (rs6000_hard_regno_nregs): Change function to an array which holds
4911 HARD_REGNO_NREGS calculated at compiler start.
4912 (rs6000_explicit_options): Delete isel field.
4913 (rs6000_vector_unit): New array to hold which vector unit
4914 supports arithmetic options for a given type.
4915 (rs6000_vector_mem): New array to hold which vector unit supports
4916 memory reference operations for a given type.
4917 (rs6000_vector_align): New array to given the alignment of each
4919 (power7_cost): New basic costs for power7.
4920 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4921 (rs6000_hard_regno_nregs_internal): New function, moved from
4922 HARD_REGNO_NREGS, to calculate the number of registers each hard
4923 register takes for each type.
4924 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4925 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4926 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4927 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4928 unit information here so it is calculated once at compiler startup
4930 (rs6000_override_options): Make -misel a target mask. Add more
4931 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4932 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4934 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4935 (rs6000_handle_option): Move -misel from variable to target mask.
4936 (rs6000_builtin_mask_for_load): Add VSX support.
4937 (rs6000_conditional_register_usage): Ditto.
4938 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4939 (function_arg_boundary): Ditto.
4940 (rs6000_expand_builtin): Ditto.
4941 (def_builtin): Make abort message a little friendlier.
4942 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4944 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4945 assembler support the popcntd instruction instead of a vsx
4946 instruction to enable power7 support.
4947 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4948 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4949 option to the assembler if -mcpu=native.
4950 (ASM_CPU_NATIVE_SPEC): Ditto.
4951 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4953 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4954 the lwsync instruction.
4955 (enum processor_type): Add PROCESSOR_POWER7.
4956 (rs6000_debug_reg): New -mdebug= options.
4957 (rs6000_debug_addr): Ditto.
4958 (rs6000_debug_cost): Ditto.
4959 (rs6000_isel): Delete.
4960 (enum rs6000_vector): New enum to say what vector unit we have.
4961 (VECTOR_UNIT_*): New macros to say which vector unit has
4962 arithmetic operations for a given type.
4963 (VECTOR_MEM_*): New macros to say which vector unit has memory
4964 operations for a given type.
4965 (TARGET_LDBRX): Whether the machine supports the ldbrx
4967 (TARGET_ISEL): Delete, -misel moved to be a mask.
4968 (TARGET_ISEL64): New macro for 64-bit isel support.
4969 (UNITS_PER_VSX_WORD): New macro.
4970 (POINTER_SIZE): Move to be an external variable, rather than
4971 calculating whether we are generating 32 ot 64-bit code.
4973 (STACK_BOUNDARY): Add VSX support.
4974 (LOCAL_ALIGNMENT): Ditto.
4975 (SLOW_UNALIGNED_ACCESS): Ditto.
4976 (VSX_REGNO_P): New macro for VSX support.
4977 (VFLOAT_REGNO_P): Ditto.
4978 (VINT_REGNO_P): Ditto.
4979 (VLOGICAL_REGNO_P): Ditto.
4980 (VSX_VECTOR_MODE): Ditto.
4981 (VSX_SCALAR_MODE): Ditto.
4983 (VSX_MOVE_MODE): Ditto.
4984 (VSX_REG_CLASS_P): Ditto.
4985 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4987 (UNITS_PER_SIMD_WORD): Add VSX support.
4988 (MODES_TIEABLE_P): Ditto.
4989 (STARTING_FRAME_OFFSET): Ditto.
4990 (STACK_DYNAMIC_OFFSET): Ditto.
4991 (EPILOGUE_USES): Ditto.
4992 (REGNO_REG_CLASS): Move to array lookup.
4993 (CLASS_MAX_NREGS): Ditto.
4994 (rs6000_vector_reg_class): Add declaration.
4995 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4996 overlap with the floating point and Altivec registers.
4998 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5000 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5001 give the appropriate asm switches if -mcpu=native.
5002 (host_detect_local_cpu): Add support for "asm".
5003 (host_detect_local_cpu): Follow GNU code guidelines for name.
5005 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5006 -mbit-word to a variable instead of being a target mask.
5008 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5009 emit the lwsync instruction instead of emitting the instruction as
5010 an integer constant.
5012 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5013 fixuns_trundfsi2, move expander into rs6000.md.
5015 * config/rs6000/rs6000.md (cpu): Add power7.
5016 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5017 (logical predicate patterns): Change the single instruction
5018 primitives that set CR0 to be fast_compare instead of compare.
5020 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5021 (popcntddi2): Ditto.
5022 (popcount<mode>): Ditto.
5023 (floating multiply/add insns): Name the floating point
5025 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5026 (isel_unsigned_<mode>): Ditto.
5027 (fixuns_trundfsi2): Move expander here from spe.md.
5028 (smindi3): Define if we have -misel on 64-bit systems.
5033 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5035 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5037 * config/avr/avr.c (avr_current_device): New variable.
5038 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5039 (avr_arch, mcu_type_s): Move to avr.h.
5040 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5041 default_data_section_start fields.
5042 (avr_arch): Moved from avr.c.
5043 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5044 library_name fields.
5045 (avr_current_device, avr_mcu_types, avr_arch_types,
5046 avr_device_to_arch, avr_device_to_data_start,
5047 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5048 (EXTRA_SPEC_FUNCTIONS): Define.
5049 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5050 options mapping. Use device_to_arch and device_to_data_start insted.
5051 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5052 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5053 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5054 * config/avr/driver-avr.c: New file.
5055 * config/avr/avr-devices.c: New file.
5057 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5059 * var-tracking.c (unshare_variable): Force initialized to
5060 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5061 (set_variable_part): Likewise.
5062 (struct variable_union_info): Remove pos_src field.
5063 (vui_vec, vui_allocated): New variables.
5064 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5065 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5066 == 1 use a simpler sorting algorithm. Compute pos field right
5067 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5068 Avoid quadratic comparison if !flag_var_tracking_uninit.
5069 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5070 unshare_variable unconditionally.
5071 (dataflow_set_different_2): Removed.
5072 (dataflow_set_different): Don't traverse second hash table.
5073 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5074 unconditionally to var_reg_set or var_mem_set.
5075 (emit_notes_in_bb): Likewise.
5076 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5078 (emit_note_insn_var_location): Don't set initialized to
5079 VAR_INIT_STATUS_INITIALIZED early.
5080 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5082 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5084 * tree-object-size.c (addr_object_size): Instead of checking
5085 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5086 are no FIELD_DECLs following it.
5088 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5090 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5091 order to match bswaps with signed source operands.
5093 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5095 * sdbout.c (sdbout_one_type): Fix braces in switch.
5097 2009-06-23 Richard Guenther <rguenther@suse.de>
5099 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5101 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5102 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5103 var_callused, callused_tree, var_storedanything, storedanything_tree,
5104 var_integer, integer_tree): Remove global variables.
5105 (new_var_info): Do not pass new id, append the new var to the
5106 global variable vector.
5107 (do_ds_constraint): Use is_global_var member of the variable-info.
5108 (new_scalar_tmp_constraint_exp): Adjust.
5109 (create_function_info_for): Likewise.
5110 (create_variable_info_for): Likewise.
5111 (find_what_var_points_to): Remove dead code.
5112 (init_base_vars): Simplify.
5113 (compute_points_to_sets): Adjust.
5115 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5117 * combine.c (try_combine): Dump information about the insns we're
5120 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5122 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5123 check when calling force_to_mode on TRUNCATE's operand.
5125 2009-06-22 Ian Lance Taylor <iant@google.com>
5127 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5129 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5131 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5133 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5135 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5136 override library linkage flags such as -static-libgcc or
5139 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5141 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5143 2009-06-22 Ian Lance Taylor <iant@google.com>
5145 * config/linux.opt: Put mglibc ahead of muclibc.
5147 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5148 for duplicate decls.
5150 2009-06-22 Matthias Klose <doko@ubuntu.com>
5152 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5154 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5157 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5158 instead of NULL if a parser error occurs.
5160 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5162 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5163 non-DWARF2_DEBUGGING_INFO version.
5165 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5167 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5168 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5170 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5171 (LIBGCC2_TF_CEXT): Define.
5174 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5177 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5179 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5181 * config/arm/arm.c (arm_override_options): Disable
5182 -mcaller-super-interworking and -mcallee-super-interworking.
5183 * doc/invoke.texi (ARM Options): Document this.
5185 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5187 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5188 * config/arm/constraints.md (j): New constraint for movw operands.
5189 (N): Remove thumb2 meaning.
5190 * config/arm/arm.md (*arm_movw): Delete.
5191 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5192 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5193 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5195 2009-06-22 Martin Jambor <mjambor@suse.cz>
5197 PR tree-optimization/40492
5198 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5199 build_ref_for_offset.
5201 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5203 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5204 JUMP_TABLE_DATA_P predicates where applicable.
5205 * auto-inc-dec.c: Ditto.
5206 * builtins.c: Ditto.
5207 * caller-save.c: Ditto.
5209 * cfgcleanup.c: Ditto.
5210 * cfglayout.c: Ditto.
5213 * combine-stack-adj.c: Ditto.
5219 * dwarf2asm.c: Ditto.
5220 * dwarf2out.c: Ditto.
5221 * emit-rtl.c: Ditto.
5227 * function.c: Ditto.
5230 * genpreds.c: Ditto.
5231 * genrecog.c: Ditto.
5233 * ira-costs.c: Ditto.
5234 * ira-lives.c: Ditto.
5237 * lower-subreg.c: Ditto.
5238 * modulo-sched.c: Ditto.
5240 * postreload.c: Ditto.
5241 * print-rtl.c: Ditto.
5250 * sched-vis.c: Ditto.
5252 * sel-sched-ir.c: Ditto.
5253 * simplify-rtx.c: Ditto.
5254 * targhooks.c: Ditto.
5255 * var-tracking.c: Ditto.
5256 * vmsdbgout.c: Ditto.
5258 2009-06-22 Matthias Klose <doko@ubuntu.com>
5260 * Makefile.in (install-plugin): Always use DESTDIR.
5262 2009-06-22 Olivier Hainque <hainque@adacore.com>
5264 * config/pa/pa.c (output_call): Don't optimize post call jumps
5265 into return address adjustments if the call may throw.
5267 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5269 * arm.c (thumb1_output_casesi): New function.
5270 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5271 optimizing for size or PIC.
5272 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5273 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5274 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5275 (thumb1_casesi_internal_pic): New expand rule.
5276 (thumb1_casesi_dispatch): New pattern.
5277 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5279 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5280 in the text seciton when PIC or optimizing for size.
5281 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5282 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5283 preservation properties of code.
5284 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5285 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5286 (__gnu_thumb1_case_si): New function.
5287 * t-arm (LIB1ASMSRC): Define here.
5288 (LIB1ASMFUNCS): Add some common functions.
5289 * t-arm-elf (LIB1ASMSRC): Delete.
5290 (LIB1ASMFUNCS): Append to existing set.
5291 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5292 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5293 * t-symbian (LIB1ASMFUNCS): Likewise.
5294 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5295 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5297 2009-06-21 Richard Guenther <rguenther@suse.de>
5299 PR tree-optimization/38729
5300 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5301 to loops with a single exit if -fno-expensive-optimizations.
5303 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5305 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5306 (dataflow_set): Change vars type from htab_t to shared_hash.
5307 (shared_hash_pool, empty_shared_hash): New variables.
5308 (vars_clear): Removed.
5309 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5310 shared_hash_find_slot_unshare, shared_hash_find_slot,
5311 shared_hash_find_slot_noinsert, shared_hash_find): New
5313 (shared_hash_unshare, shared_hash_destroy): New functions.
5314 (unshare_variable): Unshare set->vars if shared, use
5316 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5317 (get_init_value, find_src_set_src, dump_dataflow_set,
5318 clobber_variable_part, emit_notes_for_differences): Use
5320 (dataflow_set_init): Remove second argument, set vars to
5321 empty_shared_hash instead of creating a new htab.
5322 (dataflow_set_clear): Call shared_hash_destroy and set vars
5323 to empty_shared_hash instead of calling vars_clear.
5324 (dataflow_set_copy): Don't call vars_copy, instead just share
5325 the src htab with dst.
5326 (variable_union): Use shared_hash_*, use initially NO_INSERT
5327 lookup if set->vars is shared. Don't keep slot cleared before
5328 calling unshare_variable. Unshare set->vars if needed.
5329 Even ->refcount == 1 vars must be unshared if set->vars is shared
5330 and var needs to be modified.
5331 (variable_canonicalize): New function.
5332 (dataflow_set_union): If dst->vars is empty, just share src->vars
5333 with dst->vars and traverse with variable_canonicalize to canonicalize
5334 and unshare what is needed.
5335 (dataflow_set_different): If old_set and new_set use the same shared
5336 htab, they aren't different. If number of htab elements is different,
5337 htabs are different. Use shared_hash_*.
5338 (dataflow_set_destroy): Call shared_hash_destroy instead of
5340 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5341 second argument to dataflow_set_init.
5342 (vt_initialize): Likewise. Initialize shared_hash_pool and
5343 empty_shared_hash, move bb in/out initialization afterwards.
5344 Use variable_htab_free instead of NULL as changed_variables del hook.
5345 (variable_was_changed): Change type of second argument to pointer to
5346 dataflow_set. When inserting var into changed_variables, bump
5347 refcount. Unshare set->vars if set is shared htab and slot needs to
5349 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5350 lookup if set->vars is shared. Unshare set->vars if needed.
5351 Even ->refcount == 1 vars must be unshared if set->vars is shared
5352 and var needs to be modified. Adjust variable_was_changed caller.
5353 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5354 vars must be unshared if set->vars is shared and var needs to be
5355 modified. Adjust variable_was_changed caller.
5356 (emit_note_insn_var_location): Don't pool_free var.
5357 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5359 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5360 free_alloc_pool on shared_hash_pool.
5362 2009-06-20 Anthony Green <green@moxielogic.com>
5364 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5365 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5367 2009-06-20 Richard Guenther <rguenther@suse.de>
5369 * tree-ssa-structalias.c (find_func_aliases): For memset use
5370 a constraint from NULL if we memset to zero.
5371 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5372 we explicitly handle that do not read from memory.
5373 (call_may_clobber_ref_p_1): Properly handle builtins that may
5376 2009-06-20 Richard Guenther <rguenther@suse.de>
5378 PR tree-optimization/40495
5379 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5380 (new_scalar_tmp_constraint_exp): New function.
5381 (process_constraint): Do not create temporary decls.
5382 (process_all_all_constraints): Likewise.
5383 (handle_const_call): Likewise.
5384 (create_function_info_for): Do not set decl.
5386 2009-06-19 Ian Lance Taylor <iant@google.com>
5388 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5389 (rs6000_attribute_table): Make static; move before use.
5391 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5393 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5394 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5395 Propagate the TREE_READONLY flag without overwriting it.
5396 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5397 Propagate the TREE_READONLY flag onto the result.
5398 (process_call_operands): Move around. Use correct constant value.
5400 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5403 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5404 * config/arm/arm.md: Likewise.
5406 2009-06-19 Ian Lance Taylor <iant@google.com>
5408 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5409 to GIMPLE_ERROR_MARK.
5411 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5412 op2_original_type parameters. Warn about using different enum types.
5413 * c-parser.c (c_parser_conditional_expression): Pass original
5414 types to build_conditional_expr.
5415 * c-tree.h (build_conditional_expr): Update declaration.
5417 2009-06-19 Ian Lance Taylor <iant@google.com>
5419 * config/i386/i386.c (ix86_function_specific_save): Test that
5420 fields match values, rather than testing the values are in a
5423 2009-06-19 Richard Guenther <rguenther@suse.de>
5425 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5427 (ptr_derefs_may_alias_p): Likewise.
5428 (ptr_deref_may_alias_ref_p_1): New function.
5429 (ptr_deref_may_alias_ref_p): Likewise.
5430 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5431 covered by looking at the ESCAPED solution.
5432 (call_may_clobber_ref_p_1): Likewise.
5433 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5434 Handle NULL_TREE offset. Do not produce redundant constraints.
5435 (process_all_all_constraints): New helper function.
5436 (do_structure_copy): Use it.
5437 (handle_lhs_call): Likewise.
5438 (find_func_aliases): Handle some builtins with pointer arguments
5439 and/or return values explicitly.
5441 2009-06-19 Ian Lance Taylor <iant@google.com>
5443 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5445 2009-06-19 Ian Lance Taylor <iant@google.com>
5447 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5449 2009-06-19 Ian Lance Taylor <iant@google.com>
5451 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5452 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5455 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5456 uninitialized const.
5458 2009-06-19 Ian Lance Taylor <iant@google.com>
5460 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5463 * c-decl.c (in_struct, struct_types): Remove.
5464 (struct c_binding): Add in_struct field.
5465 (c_binding_ptr): Define type, along with VEC.
5466 (struct c_struct_parse_info): Define.
5467 (struct_parse_info): New static variable.
5468 (bind): Initialize in_struct field.
5469 (start_struct): Remove enclosing_in_struct and
5470 enclosing_struct_types parameters. Add
5471 enclosing_struct_parse_info parameter. Change all callers. Set
5472 struct_parse_info rather than in_struct and struct_types.
5473 (grokfield): If -Wc++-compat and there is a symbol binding for the
5474 field name, set the in_struct flag and push it on the
5475 struct_parse_info->fields vector.
5476 (warn_cxx_compat_finish_struct): New static function.
5477 (finish_struct): Remove enclosing_in_struct and
5478 enclosing_struct_types parameters. Add
5479 enclosing_struct_parse_info parameter. Change all callers. Don't
5480 set C_TYPE_DEFINED_IN_STRUCT here. Call
5481 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5482 parameter. Only push on struct_types if warn_cxx_compat.
5483 (finish_enum): Only push on struct_types if warn_cxx_compat.
5484 (declspecs_add_type): Add loc parameter. Change all callers.
5485 Change all error calls to error_at. Pass loc, not input_location,
5486 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5487 defined in a struct. If -Wc++-compat and parsing a struct, record
5488 that a typedef name was used.
5489 * c-parser.c (c_parser_declspecs): Get location to pass to
5491 (c_parser_struct_or_union_specifier): Update calls to start_struct
5493 * c-tree.h (struct c_struct_parse_info): Declare.
5494 (finish_struct, start_struct): Update declarations.
5495 (declspecs_add_type): Update declaration.
5497 2009-06-19 Ian Lance Taylor <iant@google.com>
5499 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5500 variable with an anonymous type.
5502 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5504 * see.c: Remove for real.
5506 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5508 * optabs.h (enum optab_index): Add new OTI_significand.
5509 (significand_optab): Define corresponding macro.
5510 * optabs.c (init_optabs): Initialize significand_optab.
5511 * genopinit.c (optabs): Implement significand_optab using
5512 significand?f2 patterns.
5513 * builtins.c (expand_builtin_mathfn): Handle
5514 BUILT_IN_SIGNIFICAND{,F,L}.
5515 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5516 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5518 * config/i386/i386.md (significandxf2, significand<mode>2): New
5519 expanders to implement significandf, significand and significandl
5520 built-ins as inline x87 intrinsics.
5522 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5524 * config/avr/avr.c (avr_override_options): Remove setting value of
5525 PARAM_INLINE_CALL_COST.
5527 2009-06-18 Richard Henderson <rth@redhat.com>
5530 * tree-pass.h (TDF_ASMNAME): New.
5531 * tree-dump.c (dump_options): Add asmname.
5532 * doc/invoke.texi: Document it.
5534 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5535 (dump_decl_name): ...here.
5536 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5537 (dump_generic_node): Update dump_function_name calls.
5538 (print_call_name): New flags arg; update all dump calls.
5539 * diagnostic.h (print_call_name): Update.
5540 * gimple-pretty-print.c (dump_gimple_call): Update.
5542 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5545 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5547 2009-06-18 Diego Novillo <dnovillo@google.com>
5549 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5550 * plugin.c (str_license): Declare.
5551 (try_init_one_plugin): Assert that the symbol
5552 'plugin_is_GPL_compatible' exists.
5554 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5557 * Makefile.in (OBJS-common): Remove see.o.
5559 * common.opt (fsee): Mark as preserved for backward compatibility.
5560 * opts.c (common_handle_option): Add OPT_fsee to the backward
5561 compatibility section.
5562 * passes.c (init_optimization_passes, pass_see): Remove pass.
5563 * timevar.def (TV_SEE): Remove.
5564 * tree-pass.h (pass_see): Remove declaration.
5565 * doc/invoke.texi (-fsee): Remove documentation.
5567 2009-06-18 Martin Jambor <mjambor@suse.cz>
5569 * tree-sra.c: Include statistics.h
5570 (sra_stats): New variable.
5571 (sra_initialize): Clear sra_stats.
5572 (create_access_replacement): Increment sra_stats.replacements.
5573 (get_access_replacement): Do not return twice.
5574 (analyze_all_variable_accesses): Increment statistics counter by the
5575 number of scalarized aggregates.
5576 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5577 (sra_modify_expr): Increment sra_stats.exprs.
5578 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5579 (sra_modify_assign): Increment sra_stats.exprs,
5580 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5581 (perform_intra_sra): Update statistics counters.
5582 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5584 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5586 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5587 (arm_scalar_mode_supported_p): New function.
5589 2009-06-18 Paul Brook <paul@codesourcery.com>
5590 Sandra Loosemore <sandra@codesourcery.com>
5592 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5593 (__extendhfsf2, __truncsfhf2): Define.
5594 * config/arm/fp16.c: New file.
5595 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5596 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5598 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5600 * doc/extend.texi (Half-Precision): New section.
5601 * doc/invoke.texi (Option Summary): List -mfp16-format.
5602 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5603 * config/arm/arm.opt (mfp16-format=): New.
5604 * config/arm/arm.c: Include intl.h.
5605 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5606 (TARGET_INVALID_RETURN_TYPE): Redefine.
5607 (TARGET_PROMOTED_TYPE): Redefine.
5608 (TARGET_CONVERT_TO_TYPE): Redefine.
5609 (arm_fp16_format): Define.
5610 (all_fpus): Add entry for neon-fp16.
5611 (fp_model_for_fpu): Likewise.
5612 (struct fp16_format): Declare.
5613 (all_fp16_formats): Define.
5614 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5616 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5618 (arm_legitimate_index_p): Treat HFmode like HImode.
5619 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5620 (coproc_secondary_reload_class): Special-case HFmode.
5621 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5622 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5623 (arm_init_fp16_builtins): New.
5624 (arm_init_builtins): Call it.
5625 (arm_invalid_parameter_type): New.
5626 (arm_invalid_return_type): New.
5627 (arm_promoted_type): New.
5628 (arm_convert_to_type).
5629 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5631 (arm_emit_fp16_const): New function.
5632 (arm_mangle_type): Mangle __fp16 as "Dh".
5633 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5635 (TARGET_NEON_FP16): New.
5636 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5637 (enum fputype): Add FPUTYPE_NEON_FP16.
5638 (enum arm_fp16_format_type): Declare.
5639 (arm_fp16_format): Declare.
5640 (LARGEST_EXPONENT_IS_NORMAL): Define.
5641 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5642 * config/arm/arm-modes.def (HFmode): Define.
5643 * config/arm/vfp.md: (*movhf_vfp): New.
5646 * config/arm/arm.md: (fpu): Add neon_fp16.
5647 (floatsihf2, floatdihf2): New.
5648 (fix_trunchfsi2, fix_trunchfdi2): New.
5652 (*arm32_movhf): New.
5653 (*thumb1_movhf): New.
5654 (consttable_2): Add check for HFmode constants.
5655 (consttable_4): Handle HFmode constants.
5657 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5659 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5661 2009-06-17 Olivier Hainque <hainque@adacore.com>
5663 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5664 const char ** conversion in AIX specific section.
5666 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5668 * config/i386/i386.c (ix86_special_builtin_type): Remove
5669 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5670 (bdesc_special_args): Updated.
5671 (ix86_init_mmx_sse_builtins): Likewise.
5672 (ix86_expand_special_args_builtin): Likewise.
5674 2009-06-17 Richard Henderson <rth@redhat.com>
5676 * tree-pretty-print.c (maybe_dump_asm_name): New.
5677 (dump_decl_name): Use it.
5678 (PRINT_FUNCTION_NAME): Merge into...
5679 (dump_function_name): ... here. Use maybe_dump_asm_name.
5681 2009-06-17 Cary Coutant <ccoutant@google.com>
5683 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5685 * debug.c (struct gcc_debug_hooks): Change placeholder for
5687 (debug_nothing_int_charstar_int): Replaced by...
5688 (debug_nothing_int_charstar_int_bool): ...this.
5689 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5690 source_line prototype.
5691 (debug_nothing_int_charstar_int): Replaced by...
5692 (debug_nothing_int_charstar_int_bool): ...this.
5693 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5694 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5695 Output is_stmt operand when necessary.
5696 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5697 (notice_source_line): Add is_stmt parameter.
5698 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5699 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5701 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5702 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5704 2009-06-17 Ian Lance Taylor <iant@google.com>
5706 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5708 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5711 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5713 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5714 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5715 tree_strip_sign_nop_conversions and
5716 tree_ssa_strip_useless_type_conversions rather than stripping
5717 the operations here.
5718 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5720 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5721 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5722 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5723 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5726 2009-06-17 Michael Eager <eager@eagercon.com>
5728 * config/rs6000/constraints.md (register_constraint "d"): New.
5729 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5730 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5731 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5732 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5733 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5734 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5735 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5736 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5737 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5738 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5740 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5741 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5742 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5743 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5744 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5745 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5746 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5747 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5748 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5749 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5750 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5751 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5752 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5753 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5755 2009-06-16 Ian Lance Taylor <iant@google.com>
5757 * profile.c (total_num_never_executed): Don't define.
5758 (compute_branch_probabilities): Don't count or print
5760 (init_branch_prob): Don't set total_num_never_executed.
5761 (end_branch_prob): Don't print total_num_never_executed.
5763 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5765 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5767 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5769 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5770 (nabstd2_fpr): Same.
5772 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5774 * expr.c (expand_assignment): Change complex type check.
5776 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5778 * doc/plugins.texi (Building GCC plugins): Added new section.
5780 2009-06-17 Ian Lance Taylor <iant@google.com>
5782 * c-pch.c (get_ident): Don't set size of templ array.
5783 (pch_init): Don't set size of partial_pch array.
5785 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5786 string constant to intialize an array whose size is the length of
5789 2009-06-17 Richard Guenther <rguenther@suse.de>
5791 PR tree-optimization/40389
5792 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5793 to addressable types.
5794 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5796 2009-06-17 Richard Guenther <rguenther@suse.de>
5799 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5800 if there is no evolution of left in the loop bail out.
5801 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5802 chrec_fold_multiply.
5804 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5805 Janis Johnson <janis187@us.ibm.com>
5808 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5809 for the symbol ref of a constant that is the source of a move
5810 - nor for any other not-obvious-label-ref constants.
5812 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5814 * plugin.c (position_pass): Skip newly inserted pass during list
5815 traversal to avoid repeated insertion.
5817 2009-06-16 Ian Lance Taylor <iant@google.com>
5819 * vec.h (VEC_stack_alloc): Define different version if
5820 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5821 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5822 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5823 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5825 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5827 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5829 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5830 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5831 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5832 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5833 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5834 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5835 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5836 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5837 __builtin_ia32_rdtscp.
5838 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5839 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5840 and __builtin_ia32_rorhi.
5841 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5842 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5843 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5844 (ix86_expand_args_builtin): Likewise.
5845 (ix86_expand_special_args_builtin): Likewise.
5847 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5848 (UNSPECV_RDTSC): Likewise.
5849 (UNSPECV_RDPMC): Likewise.
5850 (*bsr): Renamed to ...
5852 (*bsr_rex64): Renamed to ...
5856 (*rdpmc_rex64): Likewise.
5859 (*rdtsc_rex64): Likewise.
5861 (*rdtscp): Likewise.
5862 (*rdtscp_rex64): Likewise.
5864 * config/i386/ia32intrin.h: New.
5866 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5868 2009-06-16 Ian Lance Taylor <iant@google.com>
5870 * ira-build.c (copy_info_to_removed_store_destinations):
5871 Initialize parent_a.
5873 2009-06-16 Ian Lance Taylor <iant@google.com>
5875 * c-decl.c (grokdeclarator): Change size_varies to bool.
5877 2009-06-16 Ian Lance Taylor <iant@google.com>
5879 * sel-sched.c: Make forward declarations of move_op_hooks and
5880 fur_hooks explicitly extern.
5882 2009-06-16 Ian Lance Taylor <iant@google.com>
5884 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5885 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5887 2009-06-16 Ian Lance Taylor <iant@google.com>
5889 * resource.c (mark_referenced_resources): Change
5890 include_delayed_effects parameter to bool. Change all callers.
5891 (mark_end_of_function_resources): Likewise.
5892 * reorg.c (insn_references_resource_p): Likewise.
5893 (insn_sets_resource_p): Likewise.
5894 * resource.h (mark_referenced_resources): Update declaration.
5895 (mark_end_of_function_resources): Update declaration.
5897 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5899 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5901 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5903 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5904 GCC can bootstrap on AIX with GNU Binutils 2.20.
5906 2009-06-16 Ian Lance Taylor <iant@google.com>
5908 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5910 2009-06-16 Ian Lance Taylor <iant@google.com>
5912 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5913 inline, not extern inline.
5914 (exact_log2): Likewise.
5915 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5917 (exact_log2): Likewise, but don't test CTZ_HWI.
5919 2009-06-16 Ian Lance Taylor <iant@google.com>
5921 * bitmap.c (bitmap_clear): Don't declare as inline.
5922 * gimple.c (gimplify_assign): Likewise.
5923 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5924 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5925 (sched_scan_info): Remove duplicate definition.
5927 2009-06-16 Ian Lance Taylor <iant@google.com>
5929 * c-common.c (skip_evaluation): Don't define.
5930 (c_inhibit_evaluation_warnings): Define global variable.
5931 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5932 than skip_evaluation.
5933 (convert_and_check, warn_for_div_by_zero): Likewise.
5934 * c-common.h (skip_evaluation): Don't declare.
5935 (c_inhibit_evaluation_warnings): Declare.
5936 * c-parser.c (c_parser_typeof_specifier): Set
5937 c_inhibit_evaluation_warnings rather than skip_evaluation.
5938 (c_parser_conditional_expression): Likewise.
5939 (c_parser_binary_expression): Likewise.
5940 (c_parser_sizeof_expression): Likewise.
5941 (c_parser_alignof_expression): Likewise.
5942 * c-typeck.c (build_indirect_ref): Check
5943 c_inhibit_evaluation_warnings rather than skip_evaluation.
5944 (build_conditional_expr, build_binary_op): Likewise.
5946 2009-06-16 Richard Guenther <rguenther@suse.de>
5948 * tree-ssa-alias.c (is_escape_site): Remove.
5949 * tree-ssa-alias.h (enum escape_type): Remove.
5950 (is_escape_site): Likewise.
5951 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5952 via casts and asms without deferring to is_escape_site.
5954 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5957 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5958 use gen_lowpart if op0 has complex mode.
5960 2009-06-16 Richard Guenther <rguenther@suse.de>
5962 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5963 variables add them to ESCAPED.
5964 (find_func_aliases): Do not make all indirectly stored values escaped.
5966 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5968 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5971 2009-06-16 Martin Jambor <mjambor@suse.cz>
5973 PR tree-optimization/40432
5974 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5975 check whether we need to force gimple register operand.
5977 2009-06-16 Martin Jambor <mjambor@suse.cz>
5979 PR tree-optimization/40413
5980 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5981 build_ref_for_offset.
5982 (propagate_subacesses_accross_link): Fix a typo in a comment.
5984 2009-06-16 Ira Rosen <irar@il.ibm.com>
5986 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5987 with additional parameter.
5988 * tree-vectorizer.h (enum vect_def_type): Add new value
5990 (enum vect_relevant): Add comments.
5991 (vect_is_simple_reduction): Add new argument.
5992 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5993 Detect nested cycles.
5994 (vect_is_simple_reduction): Update documentation, add an argument to
5995 distinguish inner-loop reduction from nested cycle, detect nested
5996 cycles, fix printings and indentation, don't swap operands in case
5998 (get_initial_def_for_reduction): Handle subtraction.
5999 (vect_create_epilog_for_reduction): Add new argument to specify
6001 (vect_finalize_reduction): Handle subtraction, fix comments.
6002 (vectorizable_reduction): Handle nested cycles. In case of nested
6003 cycle keep track of the reduction variable position. Call
6004 vect_is_simple_reduction with additional parameter. Use original
6005 statement code in reduction epilogue for nested cycle. Call
6006 vect_create_epilog_for_reduction with additional parameter.
6007 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6008 inner-loop vectorization.
6009 (vect_recog_widen_sum_pattern): Likewise.
6010 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6012 (vect_mark_stmts_to_be_vectorized): Likewise.
6013 (vect_get_vec_def_for_operand): Handle nested cycles.
6015 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6017 * doc/invoke.texi (Debugging Options): Fix option index entries
6018 for -fdump-statistics, -frandom-seed add entries for
6019 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6020 (FRV Options): Fix entries for -mTLS, -mtls.
6021 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6022 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6023 (M68hc1x Options): Fix @itemx for -mnominmax.
6024 (MCore Options): Fix entry for -mno-lsim.
6025 (MMIX Options): Fix entry for -mabi=mmixware.
6026 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6028 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6030 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6031 Mention the plugin mode of gengtype.
6032 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6033 * gengtype.c: Updated copyright.
6034 (plugin_files, nb_plugin_files) Added new static variables.
6035 (measure_input_list) Care about plugin_files.
6036 (write_rtx_next): Added early return in plugin mode.
6037 (create_file): Updated copyright year in generated file. Added
6039 (oprintf): Added early return if NULL outf.
6040 (get_output_file_with_visibility): Care of plugin_files.
6041 (get_output_file_name): May return null.
6042 (write_local): Added early return.
6043 (put_mangled_filename): Ditto.
6044 (finish_root_table): Added check for base_files.
6045 (write_roots): Care about null when plugins.
6046 (main): Added plugin mode.
6048 2009-06-15 Ian Lance Taylor <iant@google.com>
6050 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6051 * gcov.c (read_count_file): Add braces around variables declared
6054 * c.opt (Wjump-misses-init): New warning.
6055 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6056 -Wall and -Wc++-compat if not already set.
6057 (c_common_post_options): Clear warn_jump_misses_init if it was not
6059 * c-decl.c (struct c_binding): Change type field to a union with
6060 new label field. Make it the first field in the struct. Update
6061 references to type to use u.type instead.
6062 (struct c_spot_bindings): Define.
6063 (struct c_goto_bindings): Define.
6064 (c_goto_bindings_p): Define, along with VECs.
6065 (struct c_label_vars): Define.
6066 (struct c_scope): Add has_label_bindings field.
6067 (bind_label, set_spot_bindings): New static functions.
6068 (decl_jump_unsafe, update_spot_bindings): New static functions.
6069 (update_label_decls): New static function.
6070 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6071 Update binding u.label field to shadowed field.
6072 (c_binding_start_stmt_expr): New function.
6073 (c_binding_end_stmt_expr): New function.
6074 (pushdecl): Don't call c_begin_vm_scope.
6075 (make_label): Add defining and p_label_vars parameters. Change
6077 (lookup_label): Correct test for whether a label has not yet been
6078 defined. Call bind_label rather than bind.
6079 (warn_about_goto): New static function.
6080 (lookup_label_for_goto): New function.
6081 (declare_label): Call bind_label rather than bind.
6082 (check_earlier_gotos): New static function.
6083 (define_label): Don't give errors about jumping into statement
6084 expressions or scopes of variably modified types. Call
6085 set_spot_bindings and check_earlier_gotos. Call bind_label
6086 instead of bind. Don't set label_context_stack_se or
6087 label_context_stack_vm.
6088 (c_get_switch_bindings): New function.
6089 (c_release_switch_bindings): New function.
6090 (c_check_switch_jump_warnings): New function.
6091 (start_function): Don't set label_context_stack_se or
6092 label_context_stack_vm.
6093 (finish_function): Likewise.
6094 * c-typeck.c (label_context_stack_se): Don't define.
6095 (label_context_stack_vm): Don't define.
6096 (c_finish_goto_label): Call lookup_label_for_goto rather than
6097 lookup_label. Don't give errors about jumping into a statement
6098 expression or the scope of a variably modified type. Don't set
6099 label_context_stack_se or label_context_stack_vm.
6100 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6101 fields. Add bindings field.
6102 (c_start_case): Don't set deleted fields. Set bindings field.
6103 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6104 or blocked_vm. Call c_check_switch_jump_warnings.
6105 (c_finish_case): Don't test blocked_stmt_expr field. Call
6106 c_release_switch_bindings.
6107 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6108 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6109 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6110 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6111 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6112 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6113 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6114 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6115 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6116 (C_DECL_UNJUMPABLE_VM): Don't define.
6117 (C_DECL_UNDEFINABLE_VM): Don't define.
6118 (struct c_label_list): Don't define.
6119 (struct c_label_context_se): Don't define.
6120 (struct c_label_context_vm): Don't define.
6121 (struct c_spot_bindings): Declare.
6122 (c_bindings_start_stmt_expr): Declare.
6123 (c_bindings_end_stmt_expr): Declare.
6124 (lookup_label_for_goto): Declare.
6125 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6126 (c_check_switch_jump_warnings): Declare.
6127 (label_context_stack_se, label_context_stack_vm): Don't declare.
6128 (c_finish_goto_label): Update declaration.
6129 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6130 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6131 (Warning Options): Document -Wjump-misses-init.
6133 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6135 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6138 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6140 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6142 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6144 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6146 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6148 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6150 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6152 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6153 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6154 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6155 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6156 * dwarf2asm.c (dw2_force_const_mem): Update call to
6158 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6159 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6160 * langhooks.c (lhd_comdat_group): Remove.
6161 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6162 * tree.h (DECL_COMDAT_GROUP): New.
6163 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6164 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6165 (make_decl_one_only): Change signature.
6166 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6168 (make_decl_one_only): Change signature.
6169 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6171 2009-06-15 Richard Guenther <rguenther@suse.de>
6174 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6176 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6178 * tree-ssa-math-opts.c: Remove extra divide.
6180 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6182 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6184 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6186 * passes.c: Add bswap pass.
6187 * tree-pass.h: Add pass_optimize_bswap declaration.
6188 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6189 Include rtl.h, expr.h and optabs.h for optab_handler check.
6190 (struct symbolic_number, pass_optimize_bswap): New definition.
6191 (do_shift_rotate, verify_symbolic_number_p): New functions.
6192 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6193 (gate_optimize_bswap): New function.
6194 * tree.c (widest_int_cst_value): New function.
6195 * tree.h (widest_int_cst_value): Prototype added.
6197 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6199 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6200 REG_EQUAL/REG_EQUIV notes.
6202 2009-06-14 Richard Guenther <rguenther@suse.de>
6205 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6206 has its address taken if NRV was applied and it is addressable.
6207 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6208 function split out from ...
6209 (get_constraint_for_1): ... here.
6210 (handle_rhs_call): Use it to mark the return slot escaped if
6211 it is addressable and NRV was applied.
6213 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6215 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6216 Change first argument type to location_t.
6217 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6218 Do not set input_location.
6219 Use loc instead of input_location throughout.
6221 2009-06-13 Richard Guenther <rguenther@suse.de>
6223 PR tree-optimization/40421
6224 * tree-predcom.c (should_unroll_loop_p): Remove.
6225 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6227 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6229 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6230 Add location argument.
6232 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6234 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6236 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6237 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6238 * config/spu/spu-protos.h: Add location to
6239 spu_resolve_overloaded_builtin.
6240 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6241 spu_build_builtin_va_list.
6242 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6243 argument. Pass location to build_function_call_vec.
6244 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6246 (emit_fpu_switch): Same.
6247 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6248 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6249 to build_decl and create_artificial_label.
6250 (xtensa_gimplify_va_arg_expr): Same.
6251 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6252 (xstormy16_gimplify_va_arg_expr): Same.
6253 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6254 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6255 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6256 (mips16_build_function_stub): Same.
6257 (mips16_build_call_stub): Same.
6259 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6262 * arm/constraints.md (Pa, Pb): New constraints.
6263 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6264 split pattern to deal with them.
6266 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6268 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6269 fix index entry for -Xpreprocessor.
6271 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6273 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6274 Add location argument to build_decl call.
6275 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6276 (rs6000_init_builtins): Same.
6277 (spe_init_builtins): Same.
6278 (rs6000_gimplify_va_arg): Add location argument to
6279 create_artificial_label call.
6281 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6283 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6284 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6285 * Makefile.in: Fix GGC dependency for gcse.o.
6287 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6289 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6290 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6291 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6293 * c-parser.c (c_parser_binary_expression): Use current column while
6294 building binary operations.
6295 * common.opt (fshow-column): Enable by default.
6296 * tree-vrp.c (check_array_ref): Use warning_at.
6297 (check_array_bounds): Use location from call back if expr has no
6299 * tree.h: Add location argument to maybe_fold_*.
6300 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6301 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6302 (maybe_fold_offset_to_component_ref): Same.
6303 (maybe_fold_offset_to_reference): Same.
6304 (maybe_fold_offset_to_address): Same.
6305 (maybe_fold_stmt_indirect): Same.
6306 (maybe_fold_stmt_addition): Same.
6307 (fold_stmt_r): Pass location to maybe_fold_*.
6308 (fold_gimple_assign): Same.
6309 * c-tree.h: Add location argument to finish_decl,
6310 default_function_array_conversion, store_init_value.
6311 * c-decl.c (define_label): Use error_at.
6312 (c_make_fname_decl): Pass location to finish_decl.
6313 (finish_decl): New location argument.
6314 (build_compound_literal): Pass location to store_init_value.
6315 (grokdeclarator): Pass location to finish_decl.
6317 * c-typeck.c (array_to_pointer_conversion): New location argument.
6318 (function_to_pointer_conversion): Same.
6319 (default_function_array_conversion): Same.
6320 (parser_build_unary_op): Pass location to overflow_warning.
6321 (parser_build_binary_op): Same. Use warning_at.
6322 (build_unary_op): Pass location to array_to_pointer_conversion.
6323 (build_c_cast): Pass location to digest_init.
6324 (build_modify_expr): New location argument.
6325 (convert_for_assignment): Same.
6326 (store_init_value): Same.
6327 (digest_init): Same.
6328 (output_init_element): Pass location to digest_init and
6329 array_to_pointer_conversion.
6330 (c_finish_return): Pass location to convert_for_assignment.
6331 * gimplify.c (gimplify_conversion): Pass location to
6332 maybe_fold_offset_to_address.
6333 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6334 to maybe_fold_stmt_addition.
6335 * c-omp.c (c_finish_omp_atomic): Pass new location to
6337 (c_finish_omp_for): Same.
6338 * c-common.c (overflow_warning): New argument.
6339 * c-common.h: New argument to build_modify_expr, overflow_warning.
6340 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6342 (c_parser_initializer): Pass location to
6343 default_function_array_conversion.
6344 (c_parser_initelt): Same.
6345 (c_parser_initval): Same.
6346 (c_parser_asm_operands): Same.
6347 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6348 (c_parser_conditional_expression): Same.
6349 (c_parser_binary_expression): Add location info to stack. Use it.
6350 (c_parser_unary_expression): Pass location to
6351 default_function_array_conversion, parser_build_unary_op,
6352 build_indirect_ref, c_parser_postfix_expression_after_primary.
6353 (c_parser_postfix_expression_after_primary): New location argument.
6355 (c_parser_expression_conv): Pass location to
6356 default_function_array_conversion.
6357 (c_parser_expr_list): Same.
6358 (c_parser_omp_atomic): Same.
6359 (c_parser_omp_for_loop): Same.
6360 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6361 (build_array_declarator): New argument.
6362 * c-decl.c (build_array_declarator): Add location argument.
6363 (grokdeclarator): Set id_loc for cdk_array.
6364 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6365 build_array_declarator.
6366 * tree.c (build_omp_clause): Add location argument.
6367 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6368 (OMP_CLAUSE_LOCATION): New macro.
6369 (struct tree_omp_clause): Add location field.
6370 (build_omp_clause): Add argument.
6371 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6372 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6374 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6375 (cp_parser_omp_clause_collapse): Same.
6376 (cp_parser_omp_clause_default): Same.
6377 (cp_parser_omp_clause_if): Same.
6378 (cp_parser_omp_clause_nowait): Same.
6379 (cp_parser_omp_clause_num_threads): Same.
6380 (cp_parser_omp_clause_ordered): Same.
6381 (cp_parser_omp_clause_schedule): Same.
6382 (cp_parser_omp_clause_untied): Same.
6383 (cp_parser_omp_for_loop): Same.
6384 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6385 * c-tree.h (c_start_case): Add location argument.
6386 (c_process_expr_stmt): Same.
6387 (c_finish_goto_*): Same.
6388 * tree-parloops.c (initialize_reductions): Pass location to
6390 (create_parallel_loop): Same.
6391 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6392 (gfc_trans_omp_reduction_list): Same.
6393 (gfc_trans_omp_clauses): Same.
6394 (gfc_trans_omp_do): Same.
6395 * c-typeck.c (c_finish_goto_label): Same.
6396 (c_finish_goto_ptr): New location argument.
6397 (c_start_case): Same.
6398 (emit_side_effect_warnings): Same.
6399 (c_process_expr_stmt): Same.
6400 (c_finish_stmt_expr): Same.
6401 (c_finish_omp_clauses): Use error_at instead of error.
6402 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6404 * c-omp.c (c_split_parallel_clauses): New location argument.
6405 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6406 to build_omp_clause.
6407 (convert_local_reference_stmt): Same.
6408 (convert_gimple_call): Same.
6409 * c-common.h (c_split_parallel_clauses): New argument.
6410 * c-parser.c (c_parser_statement_after_labels): Pass location to
6411 c_finish_goto_label.
6412 (c_parser_switch_statement): Pass location to c_start_case.
6413 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6414 and c_process_expr_stmt.
6415 (c_parser_omp_variable_list): Add location argument.
6416 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6417 (c_parser_omp_clause_default): Same.
6418 (c_parser_omp_clause_if): Same.
6419 (c_parser_omp_clause_num_threads): Same.
6420 (-c_parser_omp_clause_ordered): Same.
6421 (c_parser_omp_clause_reduction): Pass location to
6422 c_parser_omp_variable_list.
6423 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6424 (c_parser_omp_clause_untied): Same.
6425 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6426 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6428 * c-tree.h (check_for_loop_decls, undeclared_variable,
6429 build_component_ref, build_array_ref, build_external_ref,
6430 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6431 build_conditional_expr, build_compound_expr, c_cast_expr,
6432 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6433 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6435 * c-semantics.c (build_stmt): Same.
6436 (build_case_label): Same.
6437 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6438 (undeclared_variable): New argument.
6440 (lookup_label): Pass location on down.
6441 (define_label): Same.
6442 (finish_decl): Same.
6443 (build_compound_literal): Same.
6444 (finish_struct): Same.
6445 (finish_function): Do not set location here.
6446 (check_for_loop_decls): New argument.
6447 * tree.c (save_expr): Set location.
6448 (build_empty_stmt): New argument.
6449 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6450 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6451 * builtins.c (gimplify_va_arg_expr): Use locations.
6452 (expand_builtin_sync_operation): Same.
6453 * c-typeck.c (build_component_ref): New argument.
6454 (build_array_ref): Same.
6455 (build_external_ref): Same.
6456 (c_expr_sizeof_expr): Same.
6457 (c_expr_sizeof_type): Same.
6458 (parser_build_unary_op): Same.
6459 (build_conditional_expr): Same.
6460 (build_compound_expr): Pass location on down.
6461 (build_compound_expr): New argument.
6462 (build_c_cast): Same.
6463 (c_cast_expr): Same.
6464 (build_asm_expr): Same.
6465 (c_finish_return): Same.
6466 (c_process_expr_stmt): Pass location on down.
6467 (c_finish_stmt_expr): New argument.
6468 (push_clenaup): Same.
6469 (c_finish_omp_parallel): Same.
6470 (c_finish_omp_task): Same.
6471 * gimplify.c (gimplify_call_expr): Pass location on down.
6472 * c-omp.c (c_finish_omp_master): New argument.
6473 (c_finish_omp_critical): Same.
6474 (c_finish_omp_ordered): Same.
6475 (c_finish_omp_barrier): Same.
6476 (-c_finish_omp_taskwait): Same.
6477 (c_finish_omp_atomic): Same.
6478 (c_finish_omp_flush): Same.
6479 * tree-inline.c (copy_tree_body_r): Pass location on down.
6480 (inline_forbidden_p): Remove use of input_location.
6481 * c-gimplify.c (c_build_bind_expr): New argument.
6482 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6483 (c_sizeof_or_alignof_type): New argument.
6484 (c_alignof_expr): Same.
6485 (build_va_arg): Same.
6486 (c_add_case_label): Same.
6487 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6488 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6489 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6490 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6491 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6492 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6494 * stub-objc.c (objc_build_selector_expr): Same.
6495 (objc_build_throw_stmt): Same.
6496 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6497 (c_parser_initelt): Same.
6498 (c_parser_compound_statement): Same.
6499 (c_parser_compound_statement_nostart): Same.
6500 (c_parser_label): Same.
6501 (c_parser_statement_after_labels): Same.
6502 (c_parser_if_body): Same.
6503 (c_parser_else_body): Same.
6504 (c_parser_if_statement): Same.
6505 (c_parser_switch_statement): Same.
6506 (c_parser_while_statement): Same.
6507 (c_parser_do_statement): Same.
6508 (c_parser_for_statement): Same.
6509 (c_parser_asm_statement): Same.
6510 (c_parser_conditional_expression): Same.
6511 (c_parser_binary_expression): Same.
6512 (c_parser_cast_expression): Same.
6513 (c_parser_unary_expression): Same.
6514 (c_parser_sizeof_expression): Same.
6515 (c_parser_alignof_expression): Same.
6516 (c_parser_postfix_expression): Same.
6517 (c_parser_expression): Same.
6518 (c_parser_objc_receiver): Same.
6519 (c_parser_omp_variable_list): Same.
6520 (c_parser_omp_structured_block): Same.
6521 (c_parser_omp_atomic): New argument.
6522 (c_parser_omp_barrier): Same.
6523 (c_parser_omp_critical): Same.
6524 (c_parser_omp_flush): Pass location on down.
6525 (c_parser_omp_for_loop): New argument.
6526 (c_parser_omp_for): Same.
6527 (c_parser_omp_master): Same.
6528 (c_parser_omp_ordered): Same.
6529 (c_parser_omp_sections_scope): Same.
6530 (c_parser_omp_sections): Same.
6531 (c_parser_omp_parallel): Same.
6532 (c_parser_omp_single): Same.
6533 (c_parser_omp_task): Same.
6534 (c_parser_omp_taskwait): Pass location on down.
6535 (c_parser_omp_construct): Same.
6536 (c_parser_omp_threadprivate): Same.
6537 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6538 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6539 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6540 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6541 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6542 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6543 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6544 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6545 config/i386/i386.c, stmt.c:
6546 Add location argument to the following function definitions and/or
6547 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6548 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6549 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6550 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6551 do_case, c_finish_bc_stmt, build_compound_literal,
6552 build_function_call.
6553 * c-decl.c (build_compound_literal): Add location argument.
6554 Make all diagnostic calls use location.
6555 (start_struct): Same.
6556 (finish_struct): Same.
6558 (build_enumerator): Same.
6559 (start_function): Same.
6560 (grokdeclarator): Make all diagnostic calls use location.
6561 (store_parm_decls_oldstyle): Same.
6562 * c-typeck.c (build_function_call): Add location argument.
6563 Make all diagnostic calls use location.
6565 (c_finish_bc_stmt): Same.
6566 * tree-nested.c (get_trampoline_type): Add argument.
6567 Pass location to build_decl.
6568 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6569 * rtl.h (RTL_LOCATION): New.
6570 * c-common.c (c_add_case_label): Add location argument.
6571 Make all diagnostic calls use location.
6572 * c-common.h: Add location argument to make_fname_decl, do_case,
6573 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6574 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6575 Set it appropriately for every case. Pass enum_loc to start_enum
6576 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6578 (c_parser_struct_or_union_specifier): Save location. Use it for
6579 start_struct, finish_struct, and parser_xref_tag.
6581 2009-06-12 Ian Lance Taylor <iant@google.com>
6583 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6585 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6586 cpp_opts->warn_cxx_operator_names.
6588 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6591 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6592 is returns NULL and OP is a VCE, look through the VCE.
6594 2009-06-12 Ian Lance Taylor <iant@google.com>
6597 * collect2.c (main): Use CONST_CAST2 in code inside #if
6598 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6600 2009-06-12 Joey Ye <joey.ye@intel.com>
6603 * cfgexpand.c (get_decl_align_unit): Update
6604 max_used_stack_slot_alignment with align instead of
6605 stack_alignment_needed.
6607 * function.c (assign_stack_local_1): Update
6608 max_used_stack_slot_alignment with alignment_in_bits instead
6609 of stack_alignment_needed.
6610 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6613 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6615 * dwarf2out.c (last_var_location_insn): New variable.
6616 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6617 (dwarf2out_var_location): Don't record anything after last real
6618 insn. Only change labels if there were any real instructions
6619 in between last note and this one, or if changed sections.
6621 2009-06-11 Richard Henderson <rth@redhat.com>
6623 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6624 note when storing the frame pointer in a register.
6625 (FRP): Don't redefine to nothing for epilogue.
6626 (alpha_expand_epilogue): Mark register and sp restores.
6627 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6629 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6630 when gen_lowpart is needed.
6632 2009-06-11 Richard Henderson <rth@redhat.com>
6634 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6636 * dwarf2out.c (need_data_align_sf_opcode): New.
6637 (div_data_align): Move earlier.
6638 (def_cfa_1, reg_save): Use it.
6640 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6642 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6643 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6644 (ix86_handle_option): Handle OPT_mcrc32.
6645 (ix86_target_string): Add -mcrc32.
6646 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6648 * config/i386/i386.h (TARGET_CRC32): New.
6650 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6651 (sse4_2_crc32di): Likewise.
6653 * config/i386/i386.opt (mcrc32): New.
6655 * doc/invoke.texi: Document -mcrc32.
6657 2009-06-11 Richard Henderson <rth@redhat.com>
6659 * common.opt (gdwarf-): Accept a version number.
6660 * doc/invoke.texi (gdwarf-): Update docs.
6661 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6662 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6663 version level, and record it.
6665 * dwarf2.h (DW_CIE_VERSION): Remove.
6666 * dwarf2out.c (DWARF_VERSION): Remove.
6667 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6668 (output_call_frame_info): Use CIE version 3 for dwarf3,
6669 or if the return register column is out of range for version 1.
6670 (dwarf_stack_op_name): Add all dwarf3 values.
6671 (DEBUG_PUBTYPES_SECTION): New.
6672 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6673 encoding change for dwarf3.
6674 (output_die) [dw_val_class_die_ref]: Likewise.
6675 (output_compilation_unit_header): Emit correct version for dwarf3.
6676 (output_line_info): Likewise.
6677 (output_pubnames): Update for DWARF_VERSION removal.
6678 (output_aranges): Likewise.
6679 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6680 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6681 (dwarf2out_finish): Likewise.
6683 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6685 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6688 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6691 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6692 * builtins.c (expand_builtin_unreachable): New function.
6693 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6694 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6695 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6697 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6698 searching for missing barriers.
6700 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6702 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6703 when -fprofile-generate* was passed.
6704 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6706 2009-06-11 Anthony Green <green@moxielogic.com>
6708 * config/moxie/moxie.md: Define length attribute for all instructions.
6710 (*b<cond:code>): Support limited branch ranges for new PC-relative
6711 branch instructions.
6712 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6714 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6716 * config/i386/i386.c (min_insn_size): Use get_attr_length
6717 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6720 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6721 instead of emit_insn_before.
6723 2009-06-10 Ian Lance Taylor <iant@google.com>
6726 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6729 2009-06-10 Revital Eres <eres@il.ibm.com>
6731 * passes.c (init_optimization_passes): Reschedule
6732 predictive-commoning pass before complete unroll pass.
6734 2009-06-10 Martin Jambor <mjambor@suse.cz>
6736 * cgraph.c (cgraph_node_can_be_local_p): New function.
6737 (cgraph_make_node_local): New function.
6738 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6739 (cgraph_make_node_local): Declare.
6741 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6743 * tree.h (tree_base): Add packed_flag and user_align fields.
6744 Decrease size of spare field.
6745 (TYPE_USER_ALIGN): Use user_align from tree_base.
6746 (DECL_USER_ALIGN): Likewise.
6747 (TYPE_PACKED): Use packed_flag from tree_base.
6748 (DECL_PACKED): Likewise.
6749 (tree_type): Delete packed_flag and user_align fields. Widen
6750 precision field. Widen mode field and shuffle fields to align
6751 mode on an 8-bit boundary.
6752 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6753 Renumber decl_flag_* fields. Fix comments. Widen
6754 decl_common_unused field.
6755 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6756 (DECL_EXTERNAL): Likewise.
6757 (DECL_BIT_FIELD): Likewise.
6758 (DECL_NONADDRESSABLE_P): Likewise.
6759 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6760 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6762 2009-06-10 Ian Lance Taylor <iant@google.com>
6764 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6765 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6766 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6767 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6768 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6769 DEF_VEC_ALLOC_FUNC_P.
6770 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6771 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6772 DEF_VEC_ALLOC_FUNC_O.
6773 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6774 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6775 DEF_VEC_ALLOC_FUNC_I.
6776 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6777 (vec_stack_p_reserve_exact_1): Declare.
6778 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6779 (vec_stack_free): Declare.
6780 (VEC_stack_alloc): Define.
6781 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6782 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6783 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6784 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6786 (stack_vecs): New static variable.
6787 (vec_stack_p_reserve_exact_1): New function.
6788 (vec_stack_o_reserve_1): New static function.
6789 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6790 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6791 (vec_stack_free): New function.
6792 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6793 (VEC_df_ref_stack_alloc): Define.
6794 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6795 DEF_VEC_ALLOC_P_STACK.
6796 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6797 (struct df_collection_rec): Change _vec fields to VEC. Remove
6799 (df_free_collection_rec): Adjust for new fields.
6800 (df_insn_rescan): Use new df_collection_rec fields.
6801 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6802 (df_ref_create_structure, df_ref_record): Likewise.
6803 (df_get_conditional_uses, df_get_call_refs): Likewise.
6804 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6805 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6806 (df_record_exit_block_uses, df_bb_verify): Likewise.
6807 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6808 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6809 Remove count parameter. Change return type to void. Change all
6811 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6812 Remove count parameter. Change return type to void. Change all
6814 (df_install_refs): Change old_vec parameter to VEC. Remove count
6815 parameter. Change all callers.
6816 (df_install_mws): Change old_vec parameter to VEC. Remove count
6817 parameter. Change all callers.
6818 (df_refs_verify): Change new_rec parameter to VEC. Change call
6820 (df_mws_verify): Likewise.
6822 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6824 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6826 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6828 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6830 2009-06-10 Anthony Green <green@moxielogic.com>
6832 * config/moxie/crti.asm: New file.
6833 * config/moxie/crtn.asm: New file.
6834 * config/moxie/moxie.c: New file.
6835 * config/moxie/moxie.h: New file.
6836 * config/moxie/sfp-machine.h: New file.
6837 * config/moxie/moxie-protos.h: New file.
6838 * config/moxie/t-moxie: Created.
6839 * config/moxie/t-moxie-softfp: Created.
6840 * config/moxie/moxie.md: Created.
6841 * config/moxie/constraints.md: Created.
6842 * config.gcc: Add moxie support.
6843 * doc/md.texi (Machine Constraints): Add moxie constraints.
6844 * doc/contrib.texi (Contributors): Mention moxie port.
6845 * doc/install.texi (Specific): Mention the moxie port.
6847 2009-06-09 Ian Lance Taylor <iant@google.com>
6849 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6851 * optabs.c (optab_table): Only use designated initializers if
6852 HAVE_DESIGNATED_INITIALIZERS is defined.
6853 (convert_optab_table): Likewise.
6854 (init_optabs): Always call init_insn_codes if
6855 HAVE_DESIGNATED_INITIALIZERS is not defined.
6857 2009-06-09 Ian Lance Taylor <iant@google.com>
6859 * targhooks.c (default_builtin_vectorized_function): Change fn
6860 parameter to unsigned int.
6861 (default_builtin_vectorized_conversion): Change code parameter to
6863 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6864 * targhooks.h: Update declarations.
6865 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6866 parameter to unsigned int.
6868 * c-typeck.c (comptypes_check_enum_int): New static function.
6869 (comptypes_internal): Add enum_and_int_p parameter. Change all
6871 (comp_target_types): Add location parameter. Change all callers.
6872 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6874 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6875 (build_conditional_expr): Add colon_loc parameter. Change all
6877 (convert_for_assignment): Add location parameter. Change all callers.
6878 * c-parser.c (c_parser_conditional_expression): Pass location of
6879 colon to build_conditional_expr.
6880 * c-tree.h (build_conditional_expr): Update declaration.
6882 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6884 * graphite.c: Revert previous patch.
6886 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6889 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6891 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6893 * tree-ssa-loop-prefetch.c
6894 (loop_prefetch_arrays): Fixed a portability problem in printf format
6897 2009-06-09 Martin Jambor <mjambor@suse.cz>
6899 PR tree-optimization/40351
6900 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6901 refrence to a potential artifical subaccess can be constructed.
6903 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6905 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6906 (sh_override_options): Likewise.
6907 * config/sh/sh.c: Include params.h.
6908 (sh_optimization_options): New.
6909 (sh_override_options): Likewise.
6910 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6911 (OVERRIDE_OPTIONS): Use sh_override_options.
6913 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6915 * dwarf2out.c (emit_cfa_remember): New variable.
6916 (add_fde_cfi): If emit_cfa_remember, recurse to add
6917 DW_CFA_remember_state first.
6918 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6919 instead just set emit_cfa_remember.
6921 2009-06-08 Jan Hubicka <jh@suse.cz>
6924 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6926 2009-06-08 Jan Hubicka <jh@suse.cz>
6929 * cgraphunit.c (save_inline_function_body): Do not copy transform
6930 hooks for saved inline bodies.
6931 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6934 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6936 * jump.c (returnjump_p): Handle delayed branches. Add missing
6939 2009-06-08 Jan Hubicka <jh@suse.cz>
6942 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6943 original node might've been modified.
6944 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6946 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6948 * tree-object-size.c (addr_object_size): Add OSI argument.
6949 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6950 (compute_builtin_object_size, expr_object_size): Adjust callers.
6951 (plus_stmt_object_size): Call addr_object_size instead of
6952 compute_builtin_object_size.
6954 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6955 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6957 * tree-ssa-loop-prefetch.c
6958 (gather_memory_references): Introduced a counter for the number of
6960 (anything_to_prefetch_p): Introduced a counter for the number of
6962 (is_loop_prefetching_profitable): New function with a cost model
6964 (loop_prefetch_arrays): Use the new cost model to determine if
6965 prefetching is profitable.
6966 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6967 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6968 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6969 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6970 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6971 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6973 2009-06-08 Michael Matz <matz@suse.de>
6976 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6977 partitions use the same.
6978 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6979 for basevars of SSA_NAMEs.
6980 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6981 to not expand them twice.
6982 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6985 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6987 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6988 (fdump-final-insns=, gtoggle): New.
6989 * doc/invoke.texi: Document them.
6990 * final.c (rest_of_clean_state): Dump final insn stream.
6991 * gcc.c (invoke_as): Hook in -fcompare-debug.
6992 (static_spec_functions): Add compare-debug-dump-opt,
6993 compare-debug-self-opt and compare-debug-auxbase-opt.
6994 (compare_debug, compare_debug_second, compare_debug_opt): New.
6995 (switches_debug_check, n_switches_debug_check): New.
6996 (debug_auxbase_opt, debug_check_temp_file): New.
6997 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6999 (do_self_spec): Handle arguments after switches.
7000 (do_spec_1): Add .gk extension to temp file basenames for compare.
7001 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7002 (cc1_options): Use it instead of normal auxbase computation for
7003 the second compare-debug compilation.
7004 (compare_files): New.
7005 (main): Set up and implement compare debug mode.
7006 (compare_debug_dump_opt_spec_function): New.
7007 (compare_debug_self_opt_spec_function): New.
7008 (compare_debug_auxbase_opt_spec_function): New.
7009 * toplev.c (process_options): Handle flag_gtoggle,
7010 flag_dump_final_insns.
7011 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7012 during -fcompare-debug-second compilation.
7014 2009-06-07 Ian Lance Taylor <iant@google.com>
7016 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7017 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7019 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7020 with no default node. Change warning with %H to warning_at.
7021 Don't clear warn_switch around case checking.
7022 * doc/invoke.texi (Warning Options): Clarify distinction between
7023 -Wswitch and -Wswitch-enum.
7025 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7027 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7029 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7031 * gbl-ctors.h: Add header guard.
7033 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7035 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7036 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7037 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7038 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7039 prototypes for removed functions.
7040 (expressions_equal_p): Move to ...
7041 * tree-ssa-sccvn.h: ... here and ...
7042 * matrix-reorg.c: ... adjust includes.
7044 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7046 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7048 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7050 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7051 (finish_function): Remove erroneous whitespace.
7053 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7055 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7056 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7058 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7060 * errors.c (internal_error): Commentary typo fix.
7061 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7062 * tree-ssa-pre.c: Ditto.
7064 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7066 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7067 them is supposed to hold actual statements.
7069 2009-06-06 Ian Lance Taylor <iant@google.com>
7071 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7072 empty statements can now have attributes.
7074 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7076 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7077 * config/mips/mips.md: Ditto.
7079 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7081 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7083 (__eabi_uconvert): Likewise.
7085 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7087 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7088 CFI_* definitions with IN_GCC.
7090 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7092 * xcoffout.h (xcoffout_source_line): Update prototype.
7094 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7096 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7097 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7099 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7102 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7103 inlined_function_outer_scope_p blocks for artificial inlines
7105 * tree.c (tree_nonartificial_location): Rewrite using
7106 block_nonartificial_location.
7108 2009-06-05 Revital Eres <eres@il.ibm.com>
7109 Leehod Baruch <leehod@il.ibm.com>
7111 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7112 (expand_expr_real_1): Remove comment.
7113 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7114 Vectorize misaligned access when the target supports it.
7115 (vect_supportable_dr_alignment): Check for unaligned access support.
7116 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7119 2009-06-05 Julian Brown <julian@codesourcery.com>
7121 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7122 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7124 2009-06-05 Richard Guenther <rguenther@suse.de>
7127 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7130 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7132 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7133 (save_gprs): Don't tell unwinder when a global register is saved.
7134 (s390_emit_epilogue): Emit needed epilogue unwind info.
7136 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7138 * dwarf2out.c (deferred_asm_name): New.
7139 (add_name_and_src_coords_attributes): Defer creation of
7140 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7142 (move_linkage_attr): New.
7143 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7146 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7148 * tree-nested.c (finalize_nesting_tree_1): Declare the
7149 frame_decl in the binding tree.
7151 2009-06-04 Cary Coutant <ccoutant@google.com>
7153 * basic-block.h (struct basic_block_def): Add discriminator field.
7154 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7156 * debug.c (do_nothing_debug_hooks): Add additional entry.
7157 (debug_nothing_int_charstar_int): New function.
7158 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7159 (debug_nothing_int_charstar_int): New declaration.
7160 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7161 discriminator value in .loc directive.
7162 * final.c (last_discriminator): New variable.
7163 (discriminator): New variable.
7164 (final_start_function): Initialize above variables, pass current
7165 discriminator to debug hook.
7166 (notice_source_line): Check for discriminator change.
7167 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7168 * sdbout.c (sdbout_source_line): New parameter.
7169 * tree-cfg.c (struct locus_discrim_map): New structure type.
7170 (discriminator_per_locus): New hash table.
7171 (build_gimple_cfg): Allocate and free discriminator hash table.
7172 (make_edges): Call assign_discriminator.
7173 (locus_map_hash): New function.
7174 (locus_map_eq): New function.
7175 (next_discriminator_for_locus): New function.
7176 (same_line_p): New function.
7177 (assign_discriminator): New function.
7178 (make_cond_expr_edges): Call assign_discriminator.
7179 (make_gimple_switch_edges): Likewise.
7180 (first_non_label_stmt): New function.
7181 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7183 * xcoffout.c (xcoffout_source_line): Add new parameter.
7185 * configure.ac (gcc_cv_as_discriminator): New configury check for
7186 gas support for discriminator.
7187 * configure: Regenerate.
7188 * config.in: Regenerate.
7190 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7192 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7193 val after checking for integers.
7195 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7197 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7199 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7200 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7201 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7202 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7203 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7204 X64_SSE_REGPARM_MAX.
7205 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7206 X64_SSE_REGPARM_MAX.
7208 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7210 * gcc.c (report_times_to_file): New.
7211 (execute): Implement it.
7212 (process_command): Support -time=.
7213 * doc/invoke.texi: Document it.
7215 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7217 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7218 that have value exprs.
7220 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7222 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7223 declarations for constants until...
7224 (dw2_output_indirect_constant_1): ... this point.
7226 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7229 * arm.md (arm_addsi3): Don't try to split an add with an
7230 eliminable register until after reload has completed.
7232 2009-06-03 Ian Lance Taylor <iant@google.com>
7234 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7235 * genattrtab.c (write_length_unit_log): Likewise.
7236 * genchecksum.c (dosum): Likewise.
7237 * gengtype.c (write_rtx_next): Likewise.
7238 (finish_root_table, write_roots): Likewise.
7239 * gimple.c (gimple_ops_offset_): Likewise.
7240 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7241 * config/arc/arc.c (arc_attribute_table): Likewise.
7242 * config/arm/arm.c (arm_attribute_table): Likewise.
7243 * config/avr/avr.c (avr_attribute_table): Likewise.
7244 * config/crx/crx.c (crx_attribute_table): Likewise.
7245 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7246 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7247 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7248 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7249 * config/sh/sh.c (sh_attribute_table): Likewise.
7250 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7251 * config/spu/spu.c (spu_attribute_table): Likewise.
7252 * config/v850/v850.c (v850_attribute_table): Likewise.
7254 * config/alpha/alpha.c (vms_attribute_table): Make static.
7255 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7256 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7257 * config/mips/mips.c (mips_attribute_table): Likewise.
7259 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7261 (cc1-checksum.o): Likewise.
7263 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7265 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7267 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7269 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7270 insn if it is changing sp. Use gen_add3_insn instead of
7271 conditionally gen_addsi3 and gen_adddi3.
7272 (offset_below_red_zone_p): New static inline function.
7273 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7274 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7275 * config/rs6000/ppc-asm.h: Include auto-host.h.
7276 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7277 CFI_RESTORE): Define.
7278 * config/rs6000/crtresxgpr.asm: Add unwind info.
7279 * config/rs6000/crtresxfpr.asm: Likewise.
7280 * config/rs6000/crtresgpr.asm: Likewise.
7281 * config/rs6000/crtresfpr.asm: Likewise.
7282 * config/rs6000/crtsavgpr.asm: Likewise.
7283 * config/rs6000/crtsavfpr.asm: Likewise.
7285 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7286 argument of DWARF2_FRAME_REG_OUT macros.
7288 2009-06-03 Julian Brown <julian@codesourcery.com>
7290 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7291 words or less (including TImode) in core registers.
7293 2009-06-03 Richard Guenther <rguenther@suse.de>
7296 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7298 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7300 * statistics.c (statistics_counter_event): Do not record event
7301 in pass dump if its number == -1.
7302 (curr_statistics_hash): Add assert that we never get passes
7303 with static number == -1.
7305 2009-06-03 Richard Guenther <rguenther@suse.de>
7306 Andrey Belevantsev <abel@ispras.ru>
7308 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7309 non-BLKmode arrays addressable.
7311 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7313 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7314 * config/m68k/m68k.h: ... here.
7315 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7318 2009-06-03 Martin Jambor <mjambor@suse.cz>
7320 PR tree-optimization/40323
7321 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7324 2009-06-03 Richard Guenther <rguenther@suse.de>
7326 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7329 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7331 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7332 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7333 JUMP_TABLE_DATA_P where applicable.
7334 * config/sh/sh.c: Ditto.
7335 * config/sh/sh.h: Ditto.
7336 * config/sh/sh.md: Ditto.
7337 * config/sh/symbian.c: Ditto.
7339 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7341 * config/i386/driver-i386.c (describe_cache): Optimize
7342 concatenation of strings. Use snprintf instead of sprintf.
7343 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7344 target when not compiling with GCC.
7346 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7348 * config/sh/sh.c: Revert last change.
7349 (sh_expand_epilogue): Emit a blockage insn before the frame
7350 pointer adjustment unconditionally.
7352 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7354 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7355 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7356 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7357 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7358 to COLLECT_GCC_OPTIONS.
7360 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7362 * collect2.c (target_system_root): New variable.
7363 (main): Handle --sysroot=.
7364 (ignore_library): Strip the sysroot from the library path.
7366 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7368 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7369 (collect2.o): Depend on collect2-aix.h.
7370 (collect2-aix.o): New rule.
7371 * collect2-aix.h: New file.
7372 * collect2-aix.c: Likewise.
7373 * collect2.c: Include collect2-aix.h. Don't undefine
7374 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7375 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7376 Use TARGET_AIX_VERSION instead of _AIX51.
7377 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7378 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7379 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7380 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7381 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7383 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7385 * collect2.c (ignore_library): Avoid premature post-increment
7388 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7390 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7391 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7392 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7393 CROSS_DIRECTORY_STRUCTURE too.
7394 (LINK_LIBG_SPEC): Likewise.
7395 (LIB_SPEC): Add %R to sysroot paths.
7396 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7397 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7398 * config/rs6000/aix51.h: As for aix43.h.
7399 * config/rs6000/aix52.h: Likewise.
7400 * config/rs6000/aix53.h: Likewise.
7401 * config/rs6000/aix61.h: Likewise.
7402 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7403 to the beginning of sysroot paths.
7405 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7407 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7408 INSN_LISTs that are out of the REG_NOTE range.
7410 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7412 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7413 (struct var_to_expand): Likewise.
7414 (struct opt_info): Add head and tail for linked lists of the above.
7415 (analyze_insn_to_expand_var): Initialize next.
7416 (analyze_iv_to_split_insn): Likewise.
7417 (analyze_insns_in_loop): Create linked lists.
7418 (allocate_basic_variable): Simplify for use without hash table.
7419 (insert_var_expansion_initialization): Likewise, make it type-safer.
7420 (combine_var_copies_in_loop_exit): Likewise.
7421 (apply_opt_in_copies): Walk lists rather than hash tables.
7422 (release_var_copies): Simplified and inlined by hand into...
7423 (free_opt_info): ... this function.
7425 2009-06-02 Richard Guenther <rguenther@suse.de>
7427 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7430 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7432 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7433 only for builtins that are not overridden.
7435 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7437 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7440 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7442 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7444 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7446 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7448 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7450 * common.opt (fdump-unnumbered-links): New.
7451 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7452 * print-rtl.c (flag_dump_unnumbered_links): New.
7453 (print_rtx): Test it.
7455 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7457 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7458 push/pop multiple to 8-byte alignment.
7460 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7462 * config/i386/i386.c (queued_cfa_restores): New static variable.
7463 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7465 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7466 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7467 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7468 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7469 note unconditionally.
7470 (ix86_emit_restore_regs_using_mov): Likewise.
7471 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7472 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7473 it through to ix86_emit_restore_reg_using_pop.
7474 (ix86_emit_leave): Add RED_OFFSET argument. Call
7475 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7476 instead of adding REG_CFA_OFFSET note unconditionally.
7477 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7478 the above functions. Call ix86_add_queued_cfa_restore_notes when
7481 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7482 force output of the label even for dwarf2out_do_cfi_asm.
7483 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7484 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7485 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7487 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7488 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7489 dwarf2out_cfi_label callers.
7490 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7491 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7492 Adjust dwarf2out_cfi_label callers.
7493 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7495 * config/i386/i386.h (struct machine_cfa_state,
7496 struct machine_function): Guard with ifndef USED_FOR_TARGET
7497 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7500 * emutls.c (__emutls_get_address): Change arr->size to mean number
7501 of allocated arr->data entries instead of # of slots + 1.
7504 * recog.c (peep2_reinit_state): New function.
7505 (peephole2_init_state): Use it at the end of a basic block and also
7506 when seeing a RTX_FRAME_RELATED_P insn.
7508 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7510 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7511 fixuns_truncrfdi2): New.
7512 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7513 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7514 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7515 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7516 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7517 *recip_approx): Remove.
7518 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7519 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7520 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7522 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7525 2009-06-01 Ian Lance Taylor <iant@google.com>
7527 * attribs.c (register_attribute): Use CONST_CAST.
7528 * collect2.c (main): Use CONST_CAST2.
7529 (scan_prog_file): Likewise.
7530 * gcc.c (process_command, main): Likewise.
7531 * toplev.c (toplev_main): Likewise.
7533 * c-typeck.c (handle_warn_cast_qual): New static function,
7534 partially broken out of build_c_cast.
7535 (build_c_cast): Call handle_warn_cast_qual.
7536 * doc/invoke.texi (Warning Options): Document new effect of
7539 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7541 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7542 (diagnostic_report_current_module): Print columns.
7543 * common.opt (flag_show_column): Enable by default.
7545 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7547 * alias.c (find_base_term): Check for NULL term before returning.
7549 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7551 Revert due to PR40320:
7552 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7553 * calls.c (emit_library_call_value_1): Don't force_operand for move
7556 2009-06-01 Olivier Hainque <hainque@adacore.com>
7557 Eric Botcazou <ebotcazou@adacore.com>
7559 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7560 to be processed as a bitfield for constructor output purposes.
7561 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7563 * varasm.c (oc_local_state): New type, output_constructor
7564 local state to support communication with helpers.
7565 (oc_outer_state): New type, output_constructor outer state of
7566 relevance in recursive calls.
7567 (output_constructor_array_range): New output_constructor helper,
7568 extracted code for an array range element.
7569 (output_constructor_regular_field): New output_constructor helper,
7570 extracted code for an element that is not a bitfield.
7571 (output_constructor_bitfield): New output_constructor helper,
7572 extracted code for a bitfield element. Accept an OUTER state
7573 argument for recursive processing. Recurse on record or array
7574 CONSTRUCTOR values, possibly past noop conversions.
7575 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7576 VALUE is a valid constant-valued expression for use in a static
7577 bit-field initializer.
7578 (output_constructor): Rework to use helpers. Accept and honor an
7579 OUTER state argument for recursive calls. Return total size. Be
7580 prepared for nested constructors initializing bitfields.
7581 (output_constant): Feed OUTER in calls to output_constructor.
7583 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7585 * calls.c (emit_library_call_value_1): Don't force_operand for move
7588 2009-06-01 Nick Clifton <nickc@redhat.com>
7590 * doc/invoke.texi (IA-64 Options): Fix typo.
7592 2009-06-01 Ira Rosen <irar@il.ibm.com>
7594 PR tree-optimization/39129
7595 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7597 (vect_do_peeling_for_loop_bound): Use
7598 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7599 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7600 (vect_loop_versioning): Likewise.
7601 (vect_create_cond_for_alias_checks): Fix indentation.
7602 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7604 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7605 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7606 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7607 "control flow in loop".
7608 (vect_estimate_min_profitable_iters): Use
7609 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7610 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7611 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7612 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7613 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7614 statement belongs to a group of strided accesses with the exact code
7616 (vectorizable_load): Likewise.
7617 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7618 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7620 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7622 * config/freebsd-stdint.h: New file.
7623 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7624 Add freebsd-stdint.h to tm_file.
7626 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7628 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7629 (thumb2_extendhidi2): Likewise.
7631 2009-05-31 Ian Lance Taylor <iant@google.com>
7633 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7635 2009-05-31 Ian Lance Taylor <iant@google.com>
7637 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7638 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7639 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7641 2009-05-31 Jason Merrill <jason@redhat.com>
7643 * tree-pretty-print.c (print_call_name): Take the callee, not the
7644 call itself. Make non-static. Use dump_function_name for functions.
7645 (dump_generic_node): Adjust.
7646 * diagnostic.h: Declare print_call_name.
7647 * gimple-pretty-print.c (dump_gimple_call): Use it.
7649 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7651 * config/sh/sh.md (ashldi3_std): New define_expand.
7654 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7657 * config/sh/sh.c: Include debug.h.
7658 (sh_expand_epilogue): Emit a blockage insn before the frame
7659 pointer adjustment also when dwarf2out_do_frame returns true.
7661 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7663 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7664 (thumb2_extendqidi2): New pattern.
7666 2009-05-31 Ira Rosen <irar@il.ibm.com>
7668 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7669 mark phis for renaming.
7670 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7671 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7672 Call mark_sym_for_renaming.
7673 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7674 * tree-vect-loop.c (vect_transform_loop): Remove
7675 vect_memsyms_to_rename initialization and a call to
7676 mark_set_for_renaming.
7678 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7681 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7682 frame related even if !set_cfa && style < 0.
7684 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7686 * config/i386/mingw-tls.c: New file.
7687 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7688 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7689 defining _WIN32 but not __CYGWIN__.
7691 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7693 * configure.ac: Add MPC support.
7695 * config.in, configure: Regenerate.
7697 2009-05-29 Richard Henderson <rth@redhat.com>
7699 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7700 NOTE_INSN_BASIC_BLOCK.
7701 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7702 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7703 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7705 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7707 (add_cfi): Disable check redefining cfa away from drap.
7708 (lookup_cfa_1): Add remember argument; handle remember/restore.
7709 (lookup_cfa): Pass remember argument.
7710 (cfa_remember): New.
7711 (compute_barrier_args_size_1): Remove sibcall check.
7712 (dwarf2out_frame_debug_def_cfa): New.
7713 (dwarf2out_frame_debug_adjust_cfa): New.
7714 (dwarf2out_frame_debug_cfa_offset): New.
7715 (dwarf2out_frame_debug_cfa_register): New.
7716 (dwarf2out_frame_debug_cfa_restore): New.
7717 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7718 (dwarf2out_begin_epilogue): New.
7719 (dwarf2out_frame_debug_restore_state): New.
7720 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7721 DW_CFA_restore_state.
7722 (output_cfi_directive): Likewise.
7723 (convert_cfa_to_fb_loc_list): Likewise.
7724 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7725 * dwarf2out.h: Update.
7726 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7727 (copy_insn_1): Early out for null.
7728 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7729 and dwarf2out_frame_debug_restore_state.
7730 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7731 (prologue_insn_hash, epilogue_insn_hash): New.
7732 (free_after_compilation): Adjust freeing accordingly.
7733 (record_insns): Create hash table if needed; push insns into
7734 hash instead of array.
7735 (maybe_copy_epilogue_insn): New.
7736 (contains): Search hash table instead of array.
7737 (sibcall_epilogue_contains): Remove.
7738 (thread_prologue_and_epilogue_insns): Split eh_return insns
7739 and mark them as epilogues.
7740 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7741 scanning in terms of basic blocks.
7742 * insn-notes.def (CFA_RESTORE_STATE): New.
7743 * jump.c (returnjump_p_1): Accept EH_RETURN.
7744 (eh_returnjump_p_1, eh_returnjump_p): New.
7745 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7746 CFA_REGISTER, CFA_RESTORE): New.
7747 * rtl.def (EH_RETURN): New.
7748 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7750 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7751 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7753 * config/i386/i386.c (gen_push): Update cfa state.
7754 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7755 add a CFA_ADJUST_CFA note.
7756 (ix86_dwarf_handle_frame_unspec): Remove.
7757 (ix86_expand_prologue): Update cfa state.
7758 (ix86_emit_restore_reg_using_pop): New.
7759 (ix86_emit_restore_regs_using_pop): New.
7760 (ix86_emit_leave): New.
7761 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7762 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7763 * config/i386/i386.h (struct machine_cfa_state): New.
7764 (ix86_cfa_state): New.
7765 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7766 (eh_return_internal): Merge from eh_return_<mode>,
7767 use eh_return rtx, split w/ epilogue.
7769 2009-05-29 Ian Lance Taylor <iant@google.com>
7771 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7773 * calls.c (emit_library_call_value_1): Likewise.
7775 * c-typeck.c (c_build_va_arg): New function.
7776 * c-tree.h (c_build_va_arg): Declare.
7777 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7778 instead of build_va_arg.
7780 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7782 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7783 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7784 (ptr_difference_cost): Use affine combinations to compute it.
7785 (difference_cost): Likewise.
7786 (get_computation_cost_at): Compute more accurate cost for addresses
7787 if the ratio is a multiplier allowed in addresses.
7788 For non-addresses, consider that an additional offset or symbol is
7791 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7793 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7794 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7796 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7797 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7798 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7800 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7801 to 1 for TYPE_SSE{IADD1,CVT1}.
7802 (prefix_vex_imm8): Removed.
7803 (length_vex): Only pass 1 as second argument to
7804 ix86_attr_length_vex_default if prefix_extra is 0.
7805 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7806 (length): For prefix vex computation use length_immediate
7807 attribute instead of prefix_vex_imm8.
7808 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7809 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7810 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7811 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7812 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7813 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7814 a space in between the operands.
7815 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7816 if one operand is 0xff and the other one si, di, bp or sp.
7817 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7818 other one si, di, bp or sp.
7819 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7820 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7821 type and mode attributes.
7822 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7823 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7824 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7825 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7826 prefix_data16 attribute iff MODE_DF.
7827 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7828 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7829 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7830 constm128_operand in length_immediate computation.
7831 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7832 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7833 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7834 length_immediate attribute to 1.
7835 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7836 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7837 for certain alternatives.
7838 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7839 prefix_data16 attribute if MODE_V1DF.
7840 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7841 length_immediate to 1.
7842 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7843 length_address to 4, set mode attribute to MODE_DI.
7844 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7845 (fxam<mode>2_i387): Set length attribute to 4.
7846 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7847 *prefetch_3dnow_rex): Override length_address attribute.
7848 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7850 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7851 (constm128_operand): Removed.
7852 * config/i386/i386.c (memory_address_length): For
7853 disp && !index && !base in 64-bit mode account for SIB byte if
7854 print_operand_address can't optimize disp32 into disp32(%rip)
7855 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7856 for fs: or gs: segment.
7857 (ix86_attr_length_immediate_default): When checking if shortform
7858 is possible, truncate immediate to the length of the non-shortened
7860 (ix86_attr_length_address_default): Ignore MEM_P operands
7862 (ix86_attr_length_vex_default): Only check for DImode on
7863 GENERAL_REG_P operands.
7864 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7865 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7866 (sse_cvttps2pi): Clear prefix_rep attribute.
7867 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7869 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7870 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7871 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7872 iff operand 2 is const_int_operand.
7873 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7874 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7875 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7877 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7879 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7880 prefix_data16 attribute for movlpd and movhpd instructions.
7881 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7882 length_immediate for shufpd instruction.
7883 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7884 (avx_cmpp<avxmodesuffixf2c><mode>3,
7885 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7886 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7887 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7888 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7889 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7890 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7891 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7892 prefix_data16 attribute for the first alternative to 1.
7893 (*avx_loadlps): Override length_immediate for the first alternative.
7894 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7895 attributes for second alternative.
7896 (*vec_concatv2sf_sse4_1): Override length_immediate and
7897 prefix_data16 attributes for second alternative.
7898 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7899 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7900 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7901 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7902 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7903 prefix_data16 and length_immediate to 1.
7904 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7906 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7907 prefix_extra attribute for variants that don't have 0f prefix alone.
7908 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7909 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7910 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7911 *sse4_1_pextrd): Set length_immediate to 1.
7912 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7913 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7915 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7916 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7917 length_immediate to 1 for second alternative.
7918 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7919 prefix_extra and length_immediate attributes for the first
7921 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7923 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7924 to 1 for the first and third alternative.
7925 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7927 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7929 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7931 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7932 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7933 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7934 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7935 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7936 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7937 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7938 ssse3_psign<mode>3): Override prefix_rex attribute.
7939 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7940 (ssse3_palignrti): Override length_immediate to 1.
7941 (ssse3_palignrdi): Override length_immediate to 1, override
7942 prefix_rex attribute.
7943 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7944 (sse4a_extrqi): Override length_immediate to 2.
7945 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7946 (sse4a_insertq): Override prefix_data16 to 0.
7947 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7948 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7949 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7950 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7951 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7952 and length_immediate to 1.
7953 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7954 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7955 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7956 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7957 and length_immediate to 1.
7958 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7959 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7960 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7961 avx_ptest256): Override prefix_extra to 1.
7962 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7963 Override prefix_data16 and length_immediate to 1.
7964 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7965 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7966 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7967 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7968 prefix_data16 to 0 and prefix_extra to 2.
7969 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7970 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7972 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7973 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7974 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7975 and prefix_extra to 2.
7976 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7977 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7978 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7979 avx_vpermilvar<mode>3,
7980 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7981 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7982 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7983 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7984 Override prefix_extra to 1.
7985 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7986 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7987 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7988 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7989 prefix_extra and length_immediate to 1.
7990 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7992 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7993 to 1 for the first alternative.
7994 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7995 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7997 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7998 *movv2sf_internal_avx, *movv2sf_internal): Override
7999 prefix_rep attribute for certain alternatives.
8000 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8001 attributes for certain alternatives.
8002 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8003 attributes for certain alternatives.
8004 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8005 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8006 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8007 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8008 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8009 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8010 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8011 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8012 length_immediate to 1 if operand 2 is const_int_operand.
8013 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8014 *vec_extractv2si_1): Set length_immediate attribute to 1.
8015 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8016 using old 3DNOW insn rather than SSE/3DNOW_A.
8017 (mmx_emms, mmx_femms): Clear modrm attribute.
8019 2009-05-29 Martin Jambor <mjambor@suse.cz>
8021 * tree-sra.c: New implementation of SRA.
8023 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8024 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8025 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8026 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8027 (SRA_MAX_STRUCTURE_COUNT): Removed.
8028 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8029 * doc/invoke.texi (sra-max-structure-size): Removed.
8030 (sra-field-structure-ratio): Removed.
8032 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8035 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8038 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8040 PR rtl-optimization/40101
8041 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8042 seqno. Adjust comment.
8043 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8044 inserting bookkeeping before a jump, the jump is not scheduled.
8045 When no positive seqno found, provide a value. Add comment.
8047 2009-05-29 Richard Guenther <rguenther@suse.de>
8049 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8050 short-cutting on the first component.
8052 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8055 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8056 for trees other than decls/types.
8058 2009-05-29 Richard Guenther <rguenther@suse.de>
8060 * tree-ssa-operands.c (get_expr_operands): Do not handle
8061 INDIRECT_REFs in the handled-component case. Remove
8062 unused get_ref_base_and_extent case.
8063 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8064 tree_low_cst and host_integerp where possible.
8065 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8066 codes for equivalence.
8067 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8069 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8071 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8072 to tmake_file for i[34567]86-*-cygwin*.
8074 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8077 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8078 (altivec_categorize_keyword, init_vector_keywords,
8079 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8082 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8084 * tree.c (handle_dll_attribute): Check if node is
8085 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8087 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8089 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8091 (thumb2_zero_extendqidi2): Likewise.
8093 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8095 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8096 instead of gen_movrt.
8097 * config/sh/sh.md (movrt): Remove.
8099 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8101 * doc/invoke.texi (IA-64 Options):
8102 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8103 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8104 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8105 -msched-prefer-non-control-spec-insns,
8106 -msched-stop-bits-after-every-cycle,
8107 -msched-count-spec-in-critical-path,
8108 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8109 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8110 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8111 and -msched-spec-verbose.
8113 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8115 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8116 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8118 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8120 2009-05-28 Richard Guenther <rguenther@suse.de>
8122 * tree-ssa-alias.c (ao_ref_init): New function.
8123 (ao_ref_base): Likewise.
8124 (ao_ref_base_alias_set): Likewise.
8125 (ao_ref_alias_set): Likewise.
8126 (refs_may_alias_p_1): Change signature.
8127 (refs_may_alias_p): Adjust.
8128 (refs_anti_dependent_p): Likewise.
8129 (refs_output_dependent_p): Likewise.
8130 (call_may_clobber_ref_p_1): Change signature.
8131 (call_may_clobber_ref_p): Adjust.
8132 (stmt_may_clobber_ref_p_1): New function split out from ...
8133 (stmt_may_clobber_ref_p): ... here.
8134 (maybe_skip_until): Adjust signature.
8135 (get_continuation_for_phi): Likewise.
8136 (walk_non_aliased_vuses): Likewise.
8137 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8138 (ao_ref_init): Declare.
8139 (ao_ref_base): Likewise.
8140 (ao_ref_alias_set): Likewise.
8141 (stmt_may_clobber_ref_p_1): Likewise.
8142 (walk_non_aliased_vuses): Adjust.
8143 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8144 (get_ref_from_reference_ops): remove.
8145 (vn_reference_lookup_2): Adjust signature.
8146 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8147 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8148 (vn_reference_lookup): Adjust.
8149 (vn_reference_insert): Likewise.
8150 (vn_reference_insert_pieces): Adjust signature.
8151 (visit_reference_op_call): Adjust.
8152 * tree-ssa-pre.c (get_expr_type): Simplify.
8153 (phi_translate_1): Adjust.
8154 (compute_avail): Likewise.
8155 (translate_vuse_through_block): Do not re-build trees.
8156 (value_dies_in_block_x): Likewise.
8157 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8159 (vn_reference_lookup_pieces): Adjust declaration.
8160 (vn_reference_insert_pieces): Likewise.
8162 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8164 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8165 with checking disabled.
8167 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8171 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8172 macro definition for support of three-operand format aligned
8173 .comm directive in assembler on cygwin/pe/mingw target OS.
8174 * configure: Regenerate.
8175 * config.h: Regenerate.
8177 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8178 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8179 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8181 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8182 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8184 2009-05-28 Ira Rosen <irar@il.ibm.com>
8186 PR tree-optimization/40254
8187 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8188 in analysis of basic blocks.
8190 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8193 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8194 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8195 (TARGET_INITIALIZER): Use it.
8196 * cse.c (CHEAPER): Move it up to the other macros.
8197 (insert): Rename this ...
8198 (insert_with_costs): ... to this. Add cost parameters. Update
8200 (insert): New function. Call insert_with_costs.
8201 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8202 find_reg_offset_for_const, try_const_anchors): New functions.
8203 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8204 when using a const-anchor. Call insert_const_anchors.
8205 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8206 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8208 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8210 * tree-inline.c (remap_decls): Enable nonlocalized variables
8211 when not optimizing.
8213 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8215 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8216 Simplify other tests involving optimize.
8218 2009-05-27 Tom Tromey <tromey@redhat.com>
8220 * unwind-dw2.c (_Unwind_DebugHook): New function.
8221 (uw_install_context): Call _Unwind_DebugHook.
8223 2009-05-27 Tom Tromey <tromey@redhat.com>
8225 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8227 2009-05-27 Ian Lance Taylor <iant@google.com>
8229 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8230 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8231 (ALL_LINKERFLAGS): Define.
8232 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8233 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8234 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8235 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8236 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8237 $(LINKER_FOR_BUILD).
8238 (build/gcov-iov$(build_exeext)): Likewise.
8240 2009-05-27 Julian Brown <julian@codesourcery.com>
8242 * gcse.c (target.h): Include.
8243 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8244 copy of argument to a pseudo register.
8246 2009-05-27 Diego Novillo <dnovillo@google.com>
8248 * tree-ssa-live.c (dump_scope_block): Document arguments.
8249 (dump_scope_blocks): Document.
8250 (debug_scope_blocks): New.
8251 * tree-flow.h (debug_scope_blocks): Declare.
8253 2009-05-21 Denis Chertykov <denisc@overta.ru>
8255 * doc/contrib.texi (Contributors): Add myself to the list.
8257 2009-05-27 Olivier Hainque <hainque@adacore.com>
8259 * expr.c (target_align): New function. Alignment the TARGET of an
8260 assignment may be assume to have.
8261 (highest_pow2_factor_for_target): Use it instead of relying on
8262 immediate tree attributes of TARGET, not necessarily honored when
8263 intermediate bitfields are involved.
8265 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8268 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8269 AVX, SSE4, AES, PCLMUL and POPCNT.
8271 2009-05-27 Diego Novillo <dnovillo@google.com>
8273 * tree-pretty-print.c (dump_location): New.
8274 (dump_generic_node): Call it.
8275 Factor code to handle BLOCK nodes ...
8276 (dump_block_node): ... here.
8278 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8280 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8282 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8284 * gcc-plugin.h: Include config.h and system.h.
8285 (IN_GCC): Define if not defined.
8287 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8290 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8293 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8295 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8297 * config/m32r/m32r.h: Ditto.
8298 * config/m32r/m32r.md: Ditto.
8299 * config/m32r/predicates.md: Ditto.
8301 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8303 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8305 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8308 (Loading plugins): typo.
8309 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8310 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8311 (Interacting with the GCC Garbage Collector): Added new section.
8312 (Giving information about a plugin): Added new section for
8314 * ggc.h (ggc_register_root_tab): Added declaration.
8315 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8316 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8317 (register_callback): Improved comment in declaration.
8318 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8319 (extra_root_vec) Added static variable for dynamic roots registration.
8320 (ggc_register_root_tab) Added new routine.
8321 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8322 PLUGIN_GGC_MARKING event.
8323 * ggc-zone.c: Include plugin.h.
8324 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8325 * ggc-page.c: Include plugin.h.
8326 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8327 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8328 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8329 (register_callback): check lack of callbacks for
8330 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8331 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8332 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8333 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8334 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8335 dependency on plugin.h.
8336 (plugin.o): Added dependency on ggc.h...
8338 2009-05-26 Richard Guenther <rguenther@suse.de>
8342 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8343 with mismatched comparison modes.
8345 * expr.c (expand_expr_real_1): Expand the operand of a
8346 VIEW_CONVERT_EXPR in its natural mode.
8348 2009-05-26 Ian Lance Taylor <iant@google.com>
8350 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8351 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8352 (ALL_COMPILERFLAGS): Define.
8353 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8354 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8355 (collect2$(exeext), collect2.o): Likewise.
8356 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8357 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8358 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8359 (libbackend.o, intl.o, cppdefault.o): Likewise.
8360 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8361 (build/%.o): Use $(COMPILER_FOR_BUILD).
8362 (build/gen%$(build_exeext)): Likewise.
8363 (build/gcov-iov$(build_exeext)): LIkewise.
8364 * config/t-darwin (darwin.o): Use $(COMPILER).
8365 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8366 * config/t-sol2 (sol2-c.o): Likewise.
8368 * config/t-vxworks (vxworks.o): Likewise.
8369 * config/x-darwin (host-darwin.o): Likewise.
8370 * config/x-hpux (host-hpux.o): Likewise.
8371 * config/x-linux (host-linux.o): Likewise.
8372 * config/x-solaris (host-solaris.o): Likewise.
8373 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8374 * config/arm/t-arm (arm-c.o): Likewise.
8375 * config/arm/t-pe (pe.o): Likewise.
8376 * config/arm/t-wince-pe (pe.o): Likewise.
8377 * config/i386/t-cygming (winnt.o): Likewise.
8378 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8379 * config/i386/t-cygwin (cygwin1.o): Likewise.
8380 (cygwin2.o): Likewise.
8381 * config/i386/t-i386 (i386-c.o): Likewise.
8382 * config/i386/t-interix (winnt.o): Likewise.
8383 * config/i386/t-netware (netware.o): Likewise.
8384 * config/i386/t-nwld (nwld.o): Likewise.
8385 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8386 * config/i386/x-i386 (driver-i386.o): Likewise.
8387 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8388 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8389 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8390 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8391 * config/mips/x-native (driver-native.o): Likewise.
8392 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8393 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8394 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8395 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8396 * config/score/t-score-elf (score7.o): Likewise.
8397 (score3.o): Likewise.
8398 * config/sh/t-sh (sh-c.o): Likewise.
8399 * config/sh/t-symbian (sh-c.o): Likewise.
8400 (symbian.o): Likewise.
8401 * config/spu/t-spu-elf (spu-c.o): Likewise.
8402 * config/v850/t-v850 (v850-c.o): Likewise.
8403 * config/v850/t-v850e (v850-c.o): Likewise.
8405 2009-05-26 Richard Guenther <rguenther@suse.de>
8407 PR tree-optimization/40122
8408 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8409 VECTOR_CSTs if possible.
8410 (fold_gimple_assign): Likewise.
8412 2009-05-26 Richard Guenther <rguenther@suse.de>
8415 * fold-const.c (fold_binary): Use the correct types for building
8418 2009-05-26 Richard Guenther <rguenther@suse.de>
8420 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8421 redundant calls to merge_alias_info.
8422 (bump_vector_ptr): Likewise.
8423 * tree-ssa-copy.c (merge_alias_info): Remove.
8424 (replace_exp_1): Remove call to merge_alias_info.
8425 (propagate_tree_value): Likewise.
8426 (fini_copy_prop): Propagate points-to info.
8427 * tree-flow.h (merge_alias_info): Remove.
8429 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8431 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8433 2009-05-25 Jan Hubicka <jh@suse.cz>
8435 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8436 * cgraph.h (struct inline_summary): New filed self_wize,
8437 size_inlining_benefit, self_time and time_inlining_benefit.
8438 (struct cgraph_global_info): Replace insns by time ans size fields.
8439 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8440 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8441 (ipcp_update_callgraph): Do not touch function bodies.
8442 * ipa-inline.c: Include except.h
8443 (MAX_TIME): New constant.
8444 (overall_insns): Remove.
8446 (overall_size, max_benefit): New static variables.
8447 (cgraph_estimate_time_after_inlining): New function.
8448 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8449 (cgraph_clone_inlined_nodes): Update size.
8450 (cgraph_mark_inline_edge): Update size.
8451 (cgraph_estimate_growth): Use size info.
8452 (cgraph_check_inline_limits): Check size.
8453 (cgraph_default_inline_p): Likewise.
8454 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8455 (cgraph_decide_recursive_inlining): Check size.
8456 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8458 (cgraph_decide_inlining): Likewise.
8459 (cgraph_decide_inlining_incrementally): Likewise; honor
8460 PARAM_EARLY_INLINING_INSNS.
8461 (likely_eliminated_by_inlining_p): New predicate.
8462 (estimate_function_body_sizes): New function.
8463 (compute_inline_parameters): Use it.
8464 * except.c (must_not_throw_labels): New function.
8465 * except.h (must_not_throw_labels): Declare.
8466 * tree-inline.c (init_inline_once): Kill inlining_weigths
8467 * tree-ssa-structalias.c: Avoid uninitialized warning.
8468 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8469 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8470 (PARAM_INLINE_CALL_COST): Remove.
8471 (PARAM_EARLY_INLINING_INSNS): New.
8473 2009-05-25 Richard Guenther <rguenther@suse.de>
8475 PR tree-optimization/36327
8476 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8477 callback for reference translation or lookup at the point of may-defs.
8478 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8479 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8480 for union COMPONENT_REFs.
8481 (vn_reference_lookup_3): New callback. Lookup from memset
8482 and CONSTRUCTOR assignment, translate through struct copies.
8483 (vn_reference_lookup_pieces): Make sure to not free the
8484 passed operands array. Adjust walk_non_aliased_vuses call.
8485 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8486 make sure we do not leak memory.
8488 2009-05-25 Richard Guenther <rguenther@suse.de>
8490 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8491 * tree-inline.c (expand_call_inline): Reset the escaped and
8493 * tree-ssa-structalias.c (pass_build_ealias): New.
8494 * tree-pass.h (pass_build_ealias): Declare.
8495 * passes.c (init_optimization_passes): Add PTA during
8496 early optimizations.
8497 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8498 and CALLUSED solutions.
8499 (dump_points_to_solution): New function, split out from ...
8500 (dump_points_to_info_for): ... here.
8501 * tree-parloops.c (parallelize_loops): Reset the escaped and
8504 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8507 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8508 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8510 2009-05-25 Ira Rosen <irar@il.ibm.com>
8512 PR tree-optimization/40238
8513 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8514 statements after basic block's labels.
8515 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8516 to free the allocated memory.
8518 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8520 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8521 return address with a USE.
8523 2009-05-24 Richard Guenther <rguenther@suse.de>
8526 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8527 array type from the main variant of the inner type.
8529 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8531 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8532 definition to bool (from int) to un-break build.
8533 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8535 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8537 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8538 discard_stmt_changes): Delete.
8539 * tree-ssa-operands.c (scb_stack): Delete.
8540 (init_ssa_operands): Do not initialize it.
8541 (fini_ssa_operands): Do not free it.
8542 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8544 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8545 update_stmt, remove the others. Fix comments.
8546 * tree-dfa.c (optimize_stack_restore): Likewise.
8547 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8548 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8549 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8550 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8552 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8553 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8554 (dom_opt_finalize_block): Likewise, adjusting access to
8556 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8557 (stmts_to_rescan): Change item type to gimple.
8558 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8560 2009-05-24 Ira Rosen <irar@il.ibm.com>
8562 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8563 * tree-pass.h (pass_slp_vectorize): New pass.
8564 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8565 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8566 * tree-vectorizer.c (timevar.h): Include.
8567 (user_vect_verbosity_level): Declare.
8568 (vect_location): Fix comment.
8569 (vect_set_verbosity_level): Update user_vect_verbosity_level
8570 instead of vect_verbosity_level.
8571 (vect_set_dump_settings): Add an argument. Ignore user defined
8572 verbosity if dump flags require higher level of verbosity. Print to
8573 stderr only for loop vectorization.
8574 (vectorize_loops): Update call to vect_set_dump_settings.
8575 (execute_vect_slp): New function.
8576 (gate_vect_slp): Likewise.
8577 (struct gimple_opt_pass pass_slp_vectorize): New.
8578 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8580 (vec_info_for_bb): New function.
8581 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8582 (VECTORIZATION_ENABLED): New macro.
8583 (SLP_ENABLED, SLP_DISABLED): Likewise.
8584 (vect_is_simple_use): Add bb_vec_info argument.
8585 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8586 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8587 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8588 vect_schedule_slp, vect_analyze_slp): Likewise.
8589 (vect_analyze_stmt): Add slp_tree argument.
8590 (find_bb_location): Declare.
8591 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8592 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8593 (vect_analyze_loop_operations, vect_analyze_loop,
8594 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8595 vect_finalize_reduction, vectorizable_reduction,
8596 vectorizable_live_operation, vect_transform_loop): Likewise.
8597 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8598 skip evolution analysis if analyzing a basic block.
8599 (dr_analyze_indices): Likewise.
8600 (initialize_data_dependence_relation): Skip the test whether the
8601 object is invariant for basic blocks.
8602 (compute_all_dependences): Skip dependence analysis for data
8603 references in basic blocks.
8604 (find_data_references_in_stmt): Don't fail in case of invariant
8605 access in basic block.
8606 (find_data_references_in_bb): New function.
8607 (find_data_references_in_loop): Move code to
8608 find_data_references_in_bb and add a call to it.
8609 (compute_data_dependences_for_bb): New function.
8610 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8611 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8613 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8614 unknown dependence in basic block and fail in case of dependence in
8616 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8617 dependence instances from either loop or basic block vectorization
8619 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8620 before calling nested_in_vect_loop_p.
8621 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8622 dependence instances from either loop or basic block vectorization
8624 (vect_verify_datarefs_alignment): Likewise.
8625 (vect_enhance_data_refs_alignment): Adjust function calls.
8626 (vect_analyze_data_refs_alignment): Likewise.
8627 (vect_analyze_group_access): Fix printing. Skip different checks if
8628 DR_STEP is 0. Keep strided stores either in loop or basic block
8629 vectorization data structure. Fix indentation.
8630 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8632 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8633 dependence instances from either loop or basic block vectorization
8635 (vect_analyze_data_refs): Update comment. Call
8636 compute_data_dependences_for_bb to analyze basic blocks.
8637 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8638 case of loop vectorization. In case of basic block vectorization use
8639 data-ref itself as a base.
8640 (vect_create_data_ref_ptr): In case of basic block vectorization:
8641 don't advance the pointer, add new statements before the current
8642 statement. Adjust function calls.
8643 (vect_supportable_dr_alignment): Support only aligned accesses in
8644 basic block vectorization.
8645 * common.opt (ftree-slp-vectorize): New flag.
8646 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8647 (vect_pattern_recog_1): Likewise.
8648 * tree-vect-stmts.c (process_use): Likewise.
8649 (vect_init_vector): Add new statements in the beginning of the basic
8650 block in case of basic block SLP.
8651 (vect_get_vec_def_for_operand): Adjust function calls.
8652 (vect_finish_stmt_generation): Likewise.
8653 (vectorizable_call): Add assert that it is loop vectorization, adjust
8655 (vectorizable_conversion, vectorizable_assignment): Likewise.
8656 (vectorizable_operation): In case of basic block SLP, take
8657 vectorization factor from statement's type and skip the relevance
8658 check. Adjust function calls.
8659 (vectorizable_type_demotion): Add assert that it is loop
8660 vectorization, adjust function calls.
8661 (vectorizable_type_promotion): Likewise.
8662 (vectorizable_store): Check for outer loop only in case of loop
8663 vectorization. Adjust function calls. For basic blocks, skip the
8664 relevance check and don't advance pointers.
8665 (vectorizable_load): Likewise.
8666 (vectorizable_condition): Add assert that it is loop vectorization,
8667 adjust function calls.
8668 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8669 that it is not reduction, get vector type, call only supported
8670 functions, skip loop specific parts.
8671 (vect_transform_stmt): Check for outer loop only in case of loop
8673 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8674 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8675 for external definition.
8676 * passes.c (pass_slp_vectorize): New pass.
8677 * tree-vect-slp.c (find_bb_location): New function.
8678 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8679 check for patterns only in loops.
8680 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8681 case of multiple types in basic block SLP.
8682 (vect_mark_slp_stmts_relevant): New function.
8683 (vect_supported_load_permutation_p): Fix comment.
8684 (vect_analyze_slp_instance): Add argument. In case of basic block
8685 SLP, take vectorization factor from statement's type, check that
8686 unrolling factor is 1. Adjust function call. Save SLP instance in
8687 either loop or basic block vectorization structure. Return FALSE,
8689 (vect_analyze_slp): Add argument. Get strided stores groups from
8690 either loop or basic block vectorization structure. Return FALSE
8691 if basic block SLP failed.
8692 (new_bb_vec_info): New function.
8693 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8694 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8695 (vect_schedule_slp): Add argument. Get SLP instances from either
8696 loop or basic block vectorization structure. Set vectorization factor
8697 to be 1 for basic block SLP.
8698 (vect_slp_transform_bb): New function.
8699 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8701 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8703 * final.c (shorten_branches): Do not align labels for jump tables.
8704 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8706 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8708 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8709 Remove outdated reference to flow.c and fix nits.
8710 * doc/gccint.texi: Tweak RTL description.
8711 * doc/rtl.texi: Likewise.
8713 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8715 * config/avr/avr.c: Change my email address.
8716 * config/avr/avr.h: Likewise.
8717 * config/avr/avr.md: Likewise.
8718 * config/avr/avr-protos.h: Likewise.
8719 * config/avr/libgcc.S: Likewise.
8721 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8723 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8724 (spu_split_load, spu_split_store): Change return type to int.
8725 (spu_split_convert): Declare.
8726 * config/spu/predicates.md (spu_mem_operand): Remove.
8727 (spu_mov_operand): Update.
8728 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8729 * config/spu/spu.c (regno_aligned_for_load): Remove.
8730 (reg_aligned_for_addr, spu_expand_load): Define.
8731 (spu_expand_extv): Reimplement and handle MEM.
8732 (spu_expand_insv): Handle MEM.
8733 (spu_sched_reorder): Handle insn's with length 0.
8734 (spu_legitimate_address_p): Reimplement.
8735 (store_with_one_insn_p): Return TRUE for any mode with size
8736 larger than 16 bytes.
8737 (address_needs_split): Define.
8738 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8740 (spu_convert_move): Define.
8741 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8742 (spu_split_store): Change all MEM's to TImode.
8743 (spu_init_expanders): Preallocate registers that correspond to
8744 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8746 (spu_split_convert): Define.
8747 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8748 (_move<mode>, _movdi, _movti): Update predicate and condition.
8749 (load, store): Change to define_split.
8750 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8752 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8753 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8754 define_insn_and_split of lshr<mode>3.
8755 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8756 (<v>ashr<mode>3_imm): Define.
8757 (extv, extzv, insv): Allow MEM operands.
8758 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8759 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8760 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8761 (_spu_convert2): Change to define_insn_and_split and remove the
8762 corresponding define_peephole2.
8763 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8764 Change predicates to memory_operand.
8766 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8768 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8770 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8772 PR tree-optimization/40219
8773 * tree.c (iterative_hash_expr): Make sure the builtin function is
8774 a normal builtin function and not a front end or back end builtin
8775 before indexing into the built_in_decls array.
8777 2009-05-22 Richard Guenther <rguenther@suse.de>
8780 * alias.c (write_dependence_p): Do not use TBAA for answering
8781 anti-dependence or output-dependence.
8782 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8783 (emit_pointer_definition): Remove.
8784 (emit_alias_warning): Likewise.
8785 (find_what_var_points_to): Remove TBAA pruning code.
8786 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8788 (compute_points_to_sets): Remove code computing the set of
8789 dereferenced pointers.
8790 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8791 oracle for querying anti and output dependencies.
8792 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8793 if TBAA may be applied.
8794 (refs_anti_dependent_p): New function.
8795 (refs_output_dependent_p): Likewise.
8796 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8797 (refs_output_dependent_p): Likewise.
8798 * doc/tree-ssa.texi (Memory model): New section.
8799 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8800 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8801 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8802 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8803 * expr.c (expand_expr_real_1): Likewise.
8804 * gimple-low.c (lower_stmt): Likewise.
8805 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8806 (dump_gimple_cdt): Remove.
8807 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8808 (gimple_size): Likewise.
8809 (walk_gimple_op): Likewise.
8810 (is_gimple_stmt): Likewise.
8811 (walk_stmt_load_store_addr_ops): Likewise.
8812 (gimple_build_cdt): Remove.
8813 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8814 * gimple.h (gimple_cdt_new_type): Remove.
8815 (gimple_cdt_new_type_ptr): Likewise.
8816 (gimple_cdt_set_new_type): Likewise.
8817 (gimple_cdt_location): Likewise.
8818 (gimple_cdt_location_ptr): Likewise.
8819 (gimple_cdt_set_location): Likewise.
8820 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8821 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8822 GIMPLE_CHANGE_DYNAMIC_TYPE.
8823 (verify_types_in_gimple_stmt): Likewise.
8824 * tree-inline.c (estimate_num_insns): Likewise.
8825 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8826 (copy_decl_to_var): Likewise.
8827 (copy_result_decl_to_var): Likewise.
8828 * tree-pretty-print.c (dump_generic_node): Do not handle
8829 CHANGE_DYNAMIC_TYPE_EXPR.
8830 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8831 * tree-ssa-operands.c (get_expr_operands): Likewise.
8832 * tree-ssa-structalias.c (struct variable_info): Remove
8833 no_tbaa_pruning member.
8834 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8835 (unify_nodes): Do not copy it.
8836 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8837 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8838 (set_uids_in_ptset): Do not check it.
8839 (find_what_var_points_to): Likewise.
8840 (compute_tbaa_pruning): Remove.
8841 (compute_points_to_sets): Do not call it.
8842 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8843 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8844 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8845 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8846 (DECL_NO_TBAA_P): Likewise.
8847 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8848 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8849 (expand_omp_atomic_pipeline): Do not set it.
8850 * print-tree.c (print_node): Do not dump it.
8851 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8854 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8857 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8860 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8862 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8865 2009-05-22 Ben Elliston <bje@au.ibm.com>
8867 * Makefile.in (bversion.h, s-bversion): New targets.
8868 (TOPLEV_H): Add bversion.h.
8869 * toplev.h: Include "bversion.h".
8870 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8871 the __format__ attribute only if compiling with the same version
8872 of GCC as the sources (the "build version").
8874 2009-05-22 Ben Elliston <bje@au.ibm.com>
8876 * c-format.c (handle_format_attribute): Fix comment typo.
8878 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8881 * config/ia64/ia64.opt (mfused-madd): New.
8882 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8883 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8884 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8885 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8886 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8887 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8888 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8889 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8890 instruction if !TARGET_FUSED_MADD.
8891 (fpma, fpms): Remove colon from name.
8893 2009-05-22 Richard Guenther <rguenther@suse.de>
8895 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8896 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8897 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8899 (create_expression_by_pieces): Only convert if necessary.
8900 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8901 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8903 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8905 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8906 regular pattern from a template and rename it ...
8907 (*extzv_truncsi_exts): ... to this.
8909 2009-05-21 Richard Guenther <rguenther@suse.de>
8911 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8912 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8913 (cgraph_default_inline_p): Likewise.
8914 (cgraph_decide_inlining_incrementally): Likewise.
8916 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8917 Uros Bizjak <ubizjak@gmail.com>
8919 * config/i386/cpuid.h (bit_MOVBE): New.
8921 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8923 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8924 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8925 (ix86_handle_option): Handle OPT_mmovbe.
8926 (ix86_target_string): Add -mmovbe.
8927 (pta_flags): Add PTA_MOVBE.
8928 (processor_alias_table): Add PTA_MOVBE to "atom".
8929 (override_options): Handle PTA_MOVBE.
8931 * config/i386/i386.h (TARGET_MOVBE): New.
8933 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8934 (*bswapsi_movbe): New.
8935 (*bswapdi_movbe): Likewise.
8936 (bswapdi2): Renamed to ...
8938 (bswapdi2): New expander.
8940 * config/i386/i386.opt (mmovbe): New.
8942 * doc/invoke.texi: Document -mmovbe.
8944 2009-05-21 Taras Glek <tglek@mozilla.com>
8946 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8947 * gcc-plugin.h (plugin_init): Updated signature.
8948 * gcc-plugin.h (plugin_name_args): Moved to this header.
8949 * doc/plugins.texi (plugin_init): Updated documention to reflect
8951 * doc/plugins.texi (plugin_name_args): Added to documention.
8953 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8955 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8956 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8958 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8960 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8961 JUMP_TABLE_DATA_P predicates where applicable.
8962 * config/i386/predicates.md: Ditto.
8963 * config/i386/sse.md: Ditto.
8965 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8967 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8968 operand2 -128 override length_immediate attribute to 1.
8969 * config/i386/predicates.md (constm128_operand): New predicate.
8971 * config/i386/i386.c (memory_address_length): Handle %r12
8972 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8974 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8975 mode look through optional ZERO_EXTEND and SUBREG.
8976 * config/i386/i386.md (R12_REG): New define_constant.
8977 (prefix_data16): For sse unit set also for MODE_TI insns.
8978 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8979 insns set if operand 1 is ext_QIreg_operand.
8980 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8981 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8983 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8984 mode from MODE_DI to MODE_SI.
8985 (movdi_1_rex64): Override modrm and length_immediate attributes
8986 only for movabs (TYPE_IMOV, alternative 2).
8987 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8988 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8989 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8990 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8991 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8992 prefix_rex attribute if DImode.
8993 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8994 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8995 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8996 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8997 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8998 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8999 Likewise. For TYPE_IMOV clear length_immediate attribute.
9000 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9001 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9002 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9003 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9004 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9005 or one operand TYPE_ISHIFT.
9006 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9007 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9008 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9009 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9010 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9011 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9012 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9013 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9014 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9015 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9016 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9017 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9018 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9019 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9020 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9021 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9022 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9023 set mode attribute, don't override length attribute.
9024 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9026 (return_internal_long): Set length attribute to 2 instead of 1.
9027 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9028 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9029 prefix_rex attribute.
9030 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9032 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9034 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9036 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9038 2009-05-20 Ian Lance Taylor <iant@google.com>
9040 * tree.c (build_tree_list_vec_stat): New function.
9041 (ctor_to_vec): New function.
9042 (build_nt_call_vec): New function.
9043 (build_call_array): Change args to be a const pointer.
9044 (build_call_vec): New function.
9045 * tree.h (build_nt_call_vec): Declare.
9046 (build_tree_list_vec_stat): Declare.
9047 (build_tree_list_vec): Define.
9048 (build_call_array): Update declaration.
9049 (build_call_vec): Declare.
9050 (ctor_to_vec): Declare.
9051 * c-common.c (tree_vector_cache): New static variable.
9052 (make_tree_vector): New function.
9053 (release_tree_vector): New function.
9054 (make_tree_vector_single): New function.
9055 (make_tree_vector_copy): New function.
9056 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9057 (make_tree_vector_single, make_tree_vector_copy): Declare.
9058 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9059 (c_parser_expr_list): Don't manage cache here, instead call
9061 (c_parser_release_expr_list): Remove static function.
9062 (c_parser_vec_to_tree_list): Remove static function.
9063 (c_parser_attributes): Call build_tree_list_vec instead of
9064 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9065 c_parser_release_expr_list.
9066 (c_parser_postfix_expression_after_primary): Likewise.
9067 (c_parser_objc_keywordexpr): Likewise.
9069 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9071 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9072 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9073 TARGET_CONVERT_TO_TYPE.
9074 * hooks.c (hook_tree_const_tree_null): Define.
9075 * hooks.h (hook_tree_const_tree_null): Declare.
9076 * target.h (struct gcc_target): Add invalid_parameter_type,
9077 invalid_return_type, promoted_type, and convert_to_type fields.
9078 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9079 (TARGET_INVALID_RETURN_TYPE): Define.
9080 (TARGET_PROMOTED_TYPE): Define.
9081 (TARGET_CONVERT_TO_TYPE): Define.
9082 (TARGET_INITIALIZER): Update for new fields.
9083 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9084 (grokparms): Check targetm.invalid_parameter_type.
9085 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9086 * c-convert.c (convert): Check targetm.convert_to_type.
9088 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9090 * config/mips/mips.md (*extenddi_truncate<mode>,
9091 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9093 (*extendhi_truncateqi): New define_insn_and_sptit.
9095 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9098 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9099 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9101 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9103 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9104 the operand of VIEW_CONVERT_EXPR.
9106 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9108 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9109 extended family and model for Intel processors. Support Intel Atom.
9111 2009-05-20 Olivier Hainque <hainque@adacore.com>
9113 * gstab.h (stab_code_type): Define, to be used instead of the
9114 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9116 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9117 occurrences by stab_code_type.
9118 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9120 2009-05-20 Martin Jambor <mjambor@suse.cz>
9122 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9123 (sra_insert_before): Likewise.
9124 (sra_insert_after): Likewise.
9125 (sra_init_cache): Likewise.
9126 (sra_type_can_be_decomposed_p): Likewise.
9127 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9128 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9129 (sra_insert_before): Likewise.
9130 (sra_insert_after): Likewise.
9131 (sra_init_cache): Likewise.
9132 (insert_edge_copies_seq): Made static and moved upwards.
9134 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9137 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9139 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9140 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9143 2009-05-20 Richard Guenther <rguenther@suse.de>
9145 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9146 with mismatched comparison modes.
9148 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9150 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9151 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9152 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9153 with shifts for Thumb2.
9154 (orsi_notsi): New for orn.
9155 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9156 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9157 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9158 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9159 Don't invert remainder for IOR.
9161 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9163 PR tree-optimization/40087
9164 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9165 number_of_iterations_ne): Rename never_infinite argument.
9166 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9167 number_of_iterations_le): Handle pointer-type ivs when
9168 exit_must_be_taken is false.
9169 (number_of_iterations_cond): Do not always assume that
9170 exit_must_be_taken if the control variable is a pointer.
9172 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9174 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9175 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9177 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9179 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9180 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9182 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9185 * c.opt (Wlogical-op): Disabled by default.
9186 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9188 * doc/invoke.texi (Wlogical-op): Likewise.
9190 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9192 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9194 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9195 Propagate the type of the first operand.
9196 <ASSERT_EXPR>: Simplify.
9197 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9198 Rewrite using the RHS code as discriminant.
9199 <NOP_EXPR>: Turn into CASE_CONVERT.
9200 <PLUS_EXPR>: Propagate the type of the first operand.
9202 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9204 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9205 (ia64_dconst_0_375): New.
9206 * config/ia64/ia64.c (ia64_override_options): Remove
9207 -minline-sqrt-min-latency warning.
9208 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9209 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9210 * config/ia64/ia64.md (*sqrt_approx): Remove.
9211 (sqrtsf2): Remove #if 0.
9212 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9213 (sqrtdf): Remove assert.
9214 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9215 (sqrtxf2): Remove #if 0.
9216 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9217 * div.md (sqrt_approx_rf): New.
9218 (sqrtsf2_internal_thr): New implementation.
9219 (sqrtsf2_internal_lat): New.
9220 (sqrtdf2_internal_thr: New implementation.
9221 (sqrtxf2_internal): New implementation.
9223 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9224 Hans-Peter Nilsson <hp@axis.com>
9226 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9227 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9228 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9229 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9230 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9231 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9232 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9233 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9234 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9235 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9236 * c-common.c: ...from here.
9238 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9240 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9242 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9244 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9246 2009-05-19 Ben Elliston <bje@au.ibm.com>
9248 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9249 assignments with memcpy calls.
9250 (add_fdes): Likewise.
9251 (binary_search_unencoded_fdes): Likewise.
9252 (linear_search_fdes): Eliminate type puns.
9254 2009-05-19 Richard Guenther <rguenther@suse.de>
9256 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9257 not falsely claim to have propagated into all uses.
9259 2009-05-19 Ben Elliston <bje@au.ibm.com>
9261 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9264 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9266 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9267 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9268 (TARGET_LEGITIMATE_ADDRESS_P): New.
9269 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9270 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9272 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9275 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9276 child of the containing namespace's DIE.
9278 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9280 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9281 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9282 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9285 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9288 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9289 gen_align with gen_pad.
9290 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9291 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9293 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9294 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9296 * config/i386/i386.md (align): Renamed to ...
9297 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9298 ASM_OUTPUT_MAX_SKIP_PAD.
9300 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9302 * config.gcc: Fix variable syntax.
9305 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9306 before calling exact_log2.
9307 (output_iorsi3): Likewise.
9308 (output_xorsi3): Likewise.
9310 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9312 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9313 for the none zero constant operand except for EQ and NE
9314 comprisons even when the first operand is R0.
9316 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9318 * config/s390/2064.md: Remove trailing whitespaces.
9319 * config/s390/2084.md: Likewise.
9320 * config/s390/constraints.md: Likewise.
9321 * config/s390/fixdfdi.h: Likewise.
9322 * config/s390/libgcc-glibc.ver: Likewise.
9323 * config/s390/s390-modes.def: Likewise.
9324 * config/s390/s390-protos.h: Likewise.
9325 * config/s390/s390.c: Likewise.
9326 * config/s390/s390.h: Likewise.
9327 * config/s390/s390.md: Likewise.
9328 * config/s390/tpf-unwind.h: Likewise.
9330 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9332 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9334 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9337 * configure.ac (m68k-*-*): Check if binutils support TLS.
9338 * configure: Regenerate.
9339 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9340 * config/m68k/constraints.md (Cu): New constraint.
9341 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9342 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9343 (movsi): Handle TLS symbols.
9344 (addsi3_5200): Handle XTLS symbols, indent.
9345 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9346 (m68k_tls_reference_p): Declare.
9347 (m68k_legitimize_address): Declare.
9348 (m68k_unwrap_symbol): Declare.
9349 * config/m68k/m68k.opt (mxtls): New option.
9350 * config/m68k/m68k.c (ggc.h): Include.
9351 (m68k_output_dwarf_dtprel): Implement hook.
9352 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9353 (m68k_expand_prologue): Load GOT pointer when function needs it.
9354 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9355 (m68k_legitimate_constant_address_p): Same.
9356 (m68k_decompose_address): Handle TLS references.
9357 (m68k_get_gp): New static function.
9358 (enum m68k_reloc): New contants.
9359 (TLS_RELOC_P): New macro.
9360 (m68k_wrap_symbol): New static function.
9361 (m68k_unwrap_symbol): New function.
9362 (m68k_final_prescan_insn_1): New static function.
9363 (m68k_final_prescan_insn): New function.
9364 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9366 (legitimize_pic_address): Handle TLS references..
9367 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9368 (m68k_libcall_value_in_a0_p)
9369 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9370 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9371 (m68k_legitimize_tls_address): Handle TLS references.
9372 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9374 (m68k_legitimize_address): Handle TLS symbols.
9375 (m68k_get_reloc_decoration): New static function.
9376 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9378 (m68k_output_dwarf_dtprel): Implement hook.
9379 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9380 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9381 m68k_call_* routines.
9382 (sched_attr_op_type): Handle TLS symbols.
9383 (gt-m68k.h): Include.
9384 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9385 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9387 2009-05-18 Martin Jambor <mjambor@suse.cz>
9389 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9390 (visit_store_addr_for_mod_analysis): New function.
9391 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9392 (determine_cst_member_ptr): Use gimple_assign_single_p.
9393 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9394 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9395 operands. Don't check number of operands of a NOP_EXPR.
9397 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9399 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9401 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9404 * c-common.c (warn_logical_operator): Don't warn if one of
9405 expression isn't always true or false.
9407 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9409 * config/i386/biarch32.h: New file.
9410 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9412 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9414 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9415 *zero_extend<mode>_truncqi): Merge these into ...
9416 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9417 Name the pattern following this as *zero_extendhi_truncqi.
9419 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9422 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9423 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9424 (output_info): Make field HOST_WIDEST_INT.
9425 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9426 (dump_bitmat_statistics): Same.
9428 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9430 * config.gcc (use_gcc_stdint): Set to wrap.
9431 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9432 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9433 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9434 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9435 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9436 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9437 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9438 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9440 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9442 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9444 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9445 Move definitions earlier.
9446 (OPT_ARCH64, OPT_ARCH32): Define.
9447 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9450 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9453 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9456 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9458 * arm.md (movdi2): Copy non-reg values to DImode registers.
9460 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9463 * final.c (label_to_max_skip): New function.
9464 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9465 CODE_LABEL_NUMBER <= max_labelno.
9466 * output.h (label_to_max_skip): New prototype.
9467 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9468 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9469 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9470 Handle CODE_LABELs with >= 16 byte alignment or with
9471 max_skip == (1 << align) - 1.
9472 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9473 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9476 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9477 .p2align 3 if MAX_SKIP is smaller than 7.
9478 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9480 2009-05-15 Ian Lance Taylor <iant@google.com>
9482 * alias.c (struct alias_set_entry_d): Rename from struct
9483 alias_set_entry. Change all uses.
9484 * except.c (struct call_site_record_d): Rename from struct
9485 call_site_record. Change all uses.
9486 * except.h (struct eh_region_d): Rename from struct eh_region.
9488 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9490 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9491 ivtype_map_elt. Change all uses.
9492 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9494 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9495 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9497 (struct sese_d): Rename from struct sese. Change all uses.
9498 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9499 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9500 * optabs.h (struct optab_d): Rename from struct optab. Change all
9502 (struct convert_optab_d): Rename from struct convert_optab.
9504 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9505 ipa_opt_pass. Change all uses.
9506 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9509 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9510 defined as a typedef.
9511 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9514 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9517 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9519 (merge_ranges): Returns bool.
9520 * tree.h (make_range): .. to here.
9521 (build_range_check): Likewise.
9522 (merge_ranges): Likewise. Renamed from merge_ranges.
9523 * c-typeck.c (parser_build_binary_op): Update calls to
9524 warn_logical_operator.
9525 * c-common.c (warn_logical_operator): Add new warning.
9526 * c-common.h (warn_logical_operator): Update declaration.
9528 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9530 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9532 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9534 * doc/install.texi: Document MPC requirements, flags etc.
9536 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9537 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9538 Evaluate constant arguments.
9539 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9540 (fold_builtin_1): Likewise, also evaluate constant arguments.
9541 Remove superfluous break.
9542 (do_mpc_ckconv): New.
9543 * real.h: Include mpc.h.
9544 * toplev.c (print_version): Output MPC version info if available.
9546 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9548 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9550 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9552 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9555 2009-05-15 Jan Hubicka <jh@suse.cz>
9557 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9558 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9559 (try_inline): Fix return value.
9560 (cgraph_decide_inlining_incrementally): Honor new value.
9561 (cgraph_early_inlining): Handle indirect inlining.
9562 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9564 2009-05-15 Jan Hubicka <jh@suse.cz>
9566 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9567 * cgraphunit.c (cgraph_finalize_function): Set it.
9568 (cgraph_expand_function): Use it.
9570 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9572 * real.c (encode_ieee_half): Define.
9573 (decode_ieee_half): Define.
9574 (ieee_half_format): Define.
9575 (arm_half_format): Define.
9576 * real.h (ieee_half_format): Declare.
9577 (arm_half_format): Declare.
9579 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9581 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9582 swapped, and reversed optabs exist before trying to use them.
9584 2009-05-15 Paul Brook <paul@codesourcery.com>
9585 Sandra Loosemore <sandra@codesourcery.com>
9587 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9588 loads. Allow PRE_DEC.
9589 (output_move_neon): Handle PRE_DEC.
9590 (arm_print_operand): Add 'A' for neon structure loads.
9591 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9592 * config/arm/neon.md (neon_mov): Update comment.
9593 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9595 (Um): New constraint.
9597 2009-05-15 Jan Hubicka <jh@suse.cz>
9599 Revert the following patch until testsuite fallout is fixed:
9600 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9601 * cgraph.h (struct inline_summary): New filed self_wize,
9602 size_inlining_benefit, self_time and time_inlining_benefit.
9603 (struct cgraph_global_info): Replace insns by time ans size fields.
9604 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9605 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9606 (ipcp_update_callgraph): Do not touch function bodies.
9607 * ipa-inline.c: Include except.h
9608 (MAX_TIME): New constant.
9609 (overall_insns): Remove
9610 (overall_size, max_benefit): New static variables.
9611 (cgraph_estimate_time_after_inlining): New function.
9612 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9613 (cgraph_clone_inlined_nodes): Update size.
9614 (cgraph_mark_inline_edge): Update size.
9615 (cgraph_estimate_growth): Use size info.
9616 (cgraph_check_inline_limits): Check size.
9617 (cgraph_default_inline_p): Likewise.
9618 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9619 (cgraph_decide_recursive_inlining): Check size.
9620 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9622 (cgraph_decide_inlining): Likewise.
9623 (cgraph_decide_inlining_incrementally): Likewise; honor
9624 PARAM_EARLY_INLINING_INSNS.
9625 (likely_eliminated_by_inlining_p): New predicate.
9626 (estimate_function_body_sizes): New function.
9627 (compute_inline_parameters): Use it.
9628 * except.c (must_not_throw_labels): New function.
9629 * except.h (must_not_throw_labels): Declare.
9630 * tree-inline.c (init_inline_once): Kill inlining_weigths
9631 * tree-ssa-structalias.c: Avoid uninitialized warning.
9632 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9633 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9634 (PARAM_INLINE_CALL_COST): Remove.
9635 (PARAM_EARLY_INLINING_INSNS): New.
9637 2009-05-15 Richard Guenther <rguenther@suse.de>
9639 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9640 not TODO_update_ssa.
9642 2009-05-15 Richard Guenther <rguenther@suse.de>
9644 PR tree-optimization/39999
9645 * gimple.h (gimple_expr_type): Use the expression type looking
9646 through useless conversions.
9647 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9648 (vn_nary_op_insert_stmt): Likewise.
9649 (simplify_binary_expression): Likewise.
9651 2009-05-15 Richard Guenther <rguenther@suse.de>
9653 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9654 New options, enabled by default.
9655 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9657 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9658 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9659 * tree-ssa-structalias.c (gate_tree_pta): New function.
9660 (pass_build_alias): Use it.
9662 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9664 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9665 recurse on an invariant address if a conversion from a pointer
9666 type to a wider integer type is involved.
9668 2009-05-15 Jan Hubicka <jh@suse.cz>
9670 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9671 * cgraph.h (struct inline_summary): New filed self_wize,
9672 size_inlining_benefit, self_time and time_inlining_benefit.
9673 (struct cgraph_global_info): Replace insns by time ans size fields.
9674 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9675 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9676 (ipcp_update_callgraph): Do not touch function bodies.
9677 * ipa-inline.c: Include except.h
9678 (MAX_TIME): New constant.
9679 (overall_insns): Remove
9680 (overall_size, max_benefit): New static variables.
9681 (cgraph_estimate_time_after_inlining): New function.
9682 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9683 (cgraph_clone_inlined_nodes): Update size.
9684 (cgraph_mark_inline_edge): Update size.
9685 (cgraph_estimate_growth): Use size info.
9686 (cgraph_check_inline_limits): Check size.
9687 (cgraph_default_inline_p): Likewise.
9688 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9689 (cgraph_decide_recursive_inlining): Check size.
9690 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9692 (cgraph_decide_inlining): Likewise.
9693 (cgraph_decide_inlining_incrementally): Likewise; honor
9694 PARAM_EARLY_INLINING_INSNS.
9695 (likely_eliminated_by_inlining_p): New predicate.
9696 (estimate_function_body_sizes): New function.
9697 (compute_inline_parameters): Use it.
9698 * except.c (must_not_throw_labels): New function.
9699 * except.h (must_not_throw_labels): Declare.
9700 * tree-inline.c (init_inline_once): Kill inlining_weigths
9701 * tree-ssa-structalias.c: Avoid uninitialized warning.
9702 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9703 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9704 (PARAM_INLINE_CALL_COST): Remove.
9705 (PARAM_EARLY_INLINING_INSNS): New.
9706 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9707 (inline-call-cost): Remove.
9708 (early-inlining-insns): New.
9710 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9712 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9714 (print_int_cst_bounds_in_octal_p): Likewise.
9715 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9717 * dwarf2out.c (base_type_die): Likewise.
9718 (is_subrange_type): Delete.
9719 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9720 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9721 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9722 if the destination type is boolean.
9723 (build_range_check): Do not special-case subtypes.
9724 (fold_sign_changed_comparison): Likewise.
9725 (fold_unary): Likewise.
9726 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9727 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9728 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9729 * tree.c (subrange_type_for_debug_p): New predicate based on the
9730 former is_subrange_type.
9731 * tree.h (subrange_type_for_debug_p): Declare.
9732 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9733 (convert_affine_scev): Remove call to above function.
9734 (chrec_convert_aggressive): Likewise.
9735 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9736 false for conversions involving subtypes.
9737 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9738 (vrp_val_min): Likewise.
9739 (needs_overflow_infinity): Likewise.
9740 (extract_range_from_unary_expr): Likewise.
9742 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9744 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9745 * config/frv/frv.c: Likewise.
9746 * config/s390/s390.c: Likewise.
9747 * config/sparc/sparc.h: Likewise.
9748 * config/i386/i386.h: Likewise.
9749 * config/i386/i386.c: Likewise.
9750 * config/crx/crx.c: Likewise.
9751 * config/m68hc11/m68hc11.h: Likewise.
9752 * config/iq2000/iq2000.c: Likewise.
9753 * config/mn10300/mn10300.h: Likewise.
9754 * config/mn10300/mn10300.c: Likewise.
9755 * config/m68k/m68k.c: Likewise.
9756 * config/rs6000/rs6000.c: Likewise.
9757 * config/rs6000/xcoff.h: Likewise.
9758 * config/rs6000/linux64.h: Likewise.
9759 * config/rs6000/sysv4.h: Likewise.
9760 * config/score/score3.c: Likewise.
9761 * config/score/score7.c: Likewise.
9762 * config/score/score.c: Likewise.
9763 * config/arm/arm.md: Likewise.
9764 * config/mips/mips.c: Likewise.
9765 * config/mips/mips.md: Likewise.
9766 * config/bfin/bfin.h: Likewise.
9767 * config/pa/pa.c: Likewise.
9768 * config/pa/constraints.md: Likewise.
9770 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9771 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9772 * config/pdp11/pdp11.h: Use memory_address_p instead.
9774 2009-05-14 Ian Lance Taylor <iant@google.com>
9776 * passes.c (finish_optimization_passes): Change i to int.
9777 * plugin.c (plugins_active_p): Change event to int.
9778 (dump_active_plugins): Likewise.
9779 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9781 * tree.c (tree_range_check_failed): Change c to unsigned int.
9782 (omp_clause_range_check_failed): Likewise.
9783 (build_common_builtin_nodes): Change mode to int. Add cast.
9784 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9785 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9787 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9788 ++ or -- with a variable of enum type.
9790 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9793 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9795 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9797 * store-motion.c: Do not include params.h
9798 * Makefile.in: Fix dependencies for various files.
9800 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9802 * auto-inc-dec.c: Fix pass description, remove apparent
9803 accidental duplication.
9805 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9808 * ipa-utils.h (memory_identifier_string): Moved to ...
9809 * tree.h (memory_identifier_string): Here. Add GTY(()).
9811 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9813 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9814 in the former documentation of...
9815 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9816 * ira-conflicts.c (get_dup_num): Use address_operand.
9817 * targhooks.c (default_legitimate_address_p): New.
9818 * targhooks.h (default_legitimate_address_p): New.
9819 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9821 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9822 * target.h (struct target): Add legitimate_address_p.
9823 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9824 (TARGET_INITIALIZER): Include it.
9826 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9827 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9828 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9829 (TARGET_LEGITIMATE_ADDRESS_P): New.
9831 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9832 (REG_OK_STRICT_P): Delete.
9833 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9834 (frv_legitimate_address_p_1): ... this.
9835 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9836 (frv_legitimate_address_p_1): ... the renamed old
9837 frv_legitimate_address_p.
9838 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9839 (TARGET_LEGITIMATE_ADDRESS_P): New.
9841 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9842 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9843 * config/s390/s390.c (legitimate_address_p): Rename to...
9844 (s390_legitimate_address_p): ... this, make static.
9845 (legitimize_address): Adjust call.
9846 (TARGET_LEGITIMATE_ADDRESS_P): New.
9847 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9849 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9850 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9851 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9852 (TARGET_LEGITIMATE_ADDRESS_P): New.
9854 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9855 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9856 * config/spu/spu.c (spu_legitimate_address): Rename to...
9857 (spu_legitimate_address_p): ... this, make static.
9858 (TARGET_LEGITIMATE_ADDRESS_P): New.
9860 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9861 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9862 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9863 (sparc_legitimate_address_p): ... this, make static and return bool.
9864 (legitimize_address): Adjust call.
9865 (TARGET_LEGITIMATE_ADDRESS_P): New.
9867 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9868 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9869 * config/i386/i386.c (legitimate_address_p): Rename to...
9870 (ix86_legitimate_address_p): ... this, make static.
9871 (constant_address_p): Move after it, adjust call.
9872 (TARGET_LEGITIMATE_ADDRESS_P): New.
9874 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9875 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9876 * config/avr/avr.c (legitimate_address_p): Rename to...
9877 (avr_legitimate_address_p): ... this, make static.
9878 (legitimize_address): Adjust call.
9879 (TARGET_LEGITIMATE_ADDRESS_P): New.
9881 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9882 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9883 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9884 (TARGET_LEGITIMATE_ADDRESS_P): New.
9886 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9887 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9888 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9889 (TARGET_LEGITIMATE_ADDRESS_P): New.
9891 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9892 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9894 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9896 (TARGET_LEGITIMATE_ADDRESS_P): New.
9898 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9899 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9901 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9903 (m68hc11_legitimate_address_p): ... this, make static.
9904 (go_if_legitimate_address_internal): Rename to...
9905 (m68hc11_legitimate_address_p_1): ... this.
9906 (legitimize_address): Adjust call.
9907 (TARGET_LEGITIMATE_ADDRESS_P): New.
9909 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9910 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9911 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9912 (TARGET_LEGITIMATE_ADDRESS_P): New.
9914 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9915 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9916 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9917 (mn10300_legitimate_address_p): ... this, make static.
9918 (TARGET_LEGITIMATE_ADDRESS_P): New.
9920 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9921 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9922 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9923 (TARGET_LEGITIMATE_ADDRESS_P): New.
9925 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9926 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9927 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9928 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9929 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9930 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9931 (rs6000_legitimate_address_p): ... this, make static.
9932 (TARGET_LEGITIMATE_ADDRESS_P): New.
9933 (REG_MODE_OK_FOR_BASE_P): Delete.
9934 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9936 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9937 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9939 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9940 static, adjust types.
9941 (TARGET_LEGITIMATE_ADDRESS_P): New.
9943 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9944 * config/score/score.c (score_address_p): Rename to...
9945 (score_legitimate_address_p): ... this.
9946 (TARGET_LEGITIMATE_ADDRESS_P): New.
9947 * config/score/score3.c (score3_address_p): Rename to...
9948 (score3_legitimate_address_p): ... this.
9949 * config/score/score7.c (score7_address_p): Rename to...
9950 (score7_legitimate_address_p): ... this.
9952 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9953 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9954 GO_IF_LEGITIMATE_ADDRESS): Delete.
9955 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9956 thumb2_legitimate_address_p): Delete.
9957 (arm_legitimate_address_p): Rename to...
9958 (arm_legitimate_address_outer_p): ... this.
9959 * config/arm/constraints.md ("Uq"): Adjust call.
9960 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9961 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9963 (arm_legitimate_address_outer_p): ... this.
9964 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9966 (TARGET_LEGITIMATE_ADDRESS_P): New.
9968 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9969 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9970 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9971 (TARGET_LEGITIMATE_ADDRESS_P): New.
9973 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9974 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9975 * config/vax/vax.c (legitimate_address_p): Rename to...
9976 (vax_legitimate_address_p): ... this, make static.
9977 (TARGET_LEGITIMATE_ADDRESS_P): New.
9979 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9980 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9981 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9982 (TARGET_LEGITIMATE_ADDRESS_P): New.
9984 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9985 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9986 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9987 (mmix_legitimate_address_p): ... this, make static.
9988 (TARGET_LEGITIMATE_ADDRESS_P): New.
9990 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9991 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9992 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9993 (TARGET_LEGITIMATE_ADDRESS_P): New.
9995 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9997 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9998 of MODE_COMPLEX_INT.
10000 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10002 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10003 LCT_NORMAL in function call.
10004 * mips-tdump.c (print_file_desc): Add cast to enum type.
10005 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10006 (mark_stabs): Add casts to enum types.
10007 (parse_stabs_common): Add casts to enum types.
10009 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10011 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10012 Check for invalid values of LETTER.
10014 2009-05-13 Taras Glek <tglek@mozilla.com>
10016 * attribs.c (register_attribute): moved out attribute registration
10017 into register_attribute.
10018 * doc/plugins.texi: Documented register_attribute and
10020 * gcc-plugin.h: Added forward decl for register_attribute.
10021 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10022 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10023 PLUGIN_ATTRIBUTES boilerplate.
10025 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10027 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10028 values even in sentinel and empty entries.
10029 (ms_printf_flag_specs): Likewise.
10030 (ms_scanf_flag_specs): Likewise.
10031 (ms_strftime_flag_specs): Likewise.
10032 (ms_print_char_table): Likewise.
10033 (ms_scan_char_table): Likewise.
10034 (ms_time_char_table): Likewise.
10036 2009-05-13 Doug Kwan <dougkwan@google.com>
10038 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10040 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10042 * config/mips/mips.md (store): Add attributes for QI and HI.
10044 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10045 (truncdi<mode>2): ... this new pattern.
10047 2009-05-13 Brad Hards <bradh@kde.org>
10049 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10051 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10052 Ben Elliston <bje@au.ibm.com>
10054 PR middle-end/40035
10055 * dse.c (check_mem_read_rtx): Guard against width == -1.
10057 2009-05-13 Michael Matz <matz@suse.de>
10059 PR middle-end/39976
10060 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10061 (trivially_conflicts_p): New function.
10062 (insert_backedge_copies): Use it.
10064 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10066 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10067 (handle_stdc_pragma): Use new enum constant names.
10068 (handle_pragma_float_const_decimal64): Ditto.
10070 2009-05-13 Ian Lance Taylor <iant@google.com>
10072 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10075 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10077 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10078 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10080 * config/m68k/m68k.h (FL_UCLINUX): Define.
10082 2009-05-13 Jan Hubicka <jh@suse.cz>
10084 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10086 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10088 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10089 unless -fschedule-insns is specified.
10091 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10094 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10095 TARGET_EXPAND_CBRANCHDI4.
10096 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10097 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10098 (cmpeqdi): Fix comment.
10100 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10102 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10103 (sh_legitimate_address_p): Likewise.
10104 * config/sh/sh.c (sh_legitimate_index_p): New.
10105 (sh_legitimate_address_p): Likewise.
10106 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10107 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10108 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10109 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10110 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10111 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10112 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10113 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10114 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10116 2009-05-12 Jan Hubicka <jh@suse.cz>
10118 * tree-inline.c (estimate_operator_cost): Add operands;
10119 when division happens by constant, it is cheap.
10120 (estimate_num_insns): Loads and stores are not having cost of 0;
10121 EH magic stuff is cheap; when computing runtime cost of switch,
10122 use log2 base of amount of its cases; builtin_expect has cost of 0;
10123 compute cost for moving return value of call.
10124 (init_inline_once): Initialize time_based flags.
10125 * tree-inline.h (eni_weights_d): Add time_based flag.
10127 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10129 * df-core.c: Update head documentation.
10131 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10134 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10135 shadowing exisiting variable op1.
10137 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10140 * config/i386/driver-i386.c (processor_signatures): New enum.
10141 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10142 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10143 processor signature to detect geode processor.
10145 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10149 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10151 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10152 causes spurious differences between trunk and cond-optab branch.
10154 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10156 * dojump.c (compare_from_rtx): Delete.
10157 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10158 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10159 if the comparison does not satisfy the predicate; test predicates for
10160 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10161 further if one existing pattern fails.
10162 * expr.h (compare_from_rtx): Delete.
10163 (prepare_operand): Declare it.
10164 * optabs.c: Change "lib call" to "libcall" throughout.
10165 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10166 HAVE_conditional_trap, emit_cmp_insn): Delete.
10167 (can_compare_p): Delete cmp_optab case.
10168 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10169 Accept other parameters by value.
10170 (prepare_operand): Make non-static.
10171 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10172 other parameters by value. Try to widen operands here based on
10173 an optab_methods argument and looking at cbranch_optab.
10174 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10175 loop. Use cbranch_optab directly.
10176 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10177 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10179 (emit_conditional_move, emit_conditional_add): Inline what's needed
10180 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10181 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10182 with COMPARE. Move cmov_optab and cstore_optab above
10183 with cbranch_optab, move cmp_optab down with ucmp_optab,
10184 remove tst_otpab. Do not initialize trap_rtx.
10185 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10186 for trap code. Do not check HAVE_conditional_trap. Use
10187 prepare_cmp_insn. Accept no predicate for operand 3.
10188 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10189 (OTI_ctrap, ctrap_optab): New.
10190 (tst_optab): Delete.
10191 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10192 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10193 with lookup of ctrap_optab.
10194 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10196 (ctrap_optab): New.
10198 * combine.c (combine_simplify_rtx, simplify_set): Do not
10199 special case comparing against zero for cc0 machines.
10200 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10201 COMPARE on cc0 machines.
10202 (simplify_relational_operation): Return a new expression when
10203 a COMPARE could be removed.
10204 * final.c (final_scan_insn): Compare cc_status values
10205 against LHS of a (compare FOO (const_int 0)) cc0 source.
10206 Also check if cc_status.value is the full compare.
10208 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10209 (cstoreMM4): Document.
10210 (conditional_trap): Document ctrapMM4 instead.
10211 (sync_compare_and_swapMM): Refer to cbranchcc4.
10212 (Dependent Patterns): Eliminate obsolete information referring to
10213 the old jump optimization phase.
10214 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10215 of compares with 0 on cc0 machines.
10216 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10217 avoiding references to cc0. Remove text about storing operands
10219 * doc/tm.texi (Condition Codes): Include blurb on different
10220 condition code representations, separate into subsections for
10221 CC0, MODE_CC and conditional execution.
10223 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10224 alpha_emit_setcc): Accept operands and a machine mode.
10225 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10226 Get code/op0/op1 from operands, use machine mode argument
10227 instead of alpha_compare.fp_p. Emit the branch here.
10228 (alpha_emit_setcc): Likewise, and return boolean.
10229 (alpha_emit_conditional_move): Likewise. Assert that
10230 cmp_op_mode == cmp_mode, and simplify accordingly.
10231 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10232 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10233 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10235 (stack probe test): Use cbranchdi4.
10236 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10238 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10239 * config/arc/arc.h (movsicc, movsfcc): Use it.
10240 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10241 (cbranchsi4, cstoresi4): New.
10242 (cmpsi, bCC and sCC expanders): Remove.
10244 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10245 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10246 * config/arm/predicates.md (arm_comparison_operator): Only include
10247 floating-point operators if there is a hardware floating-point unit.
10248 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10249 deferring to cbranch_cc and cstore_cc respectively.
10250 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10251 cbranch_cc, cstore_cc): New.
10252 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10254 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10256 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10257 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10259 (adjust_insn_length): Adjust calls.
10260 (avr_reorg): Handle (compare (foo) (const_int 0)).
10261 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10262 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10263 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10264 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10266 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10267 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10269 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10270 (cbranchsi4, cstorebi4, cstoresi4): New.
10271 (movbisi): This insn is duplicate, split it to zero_extend.
10272 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10273 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10274 (bfin_optimize_loop): Use cbranch expander.
10275 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10276 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10277 (bfin_bimode_comparison_operator): ... this.
10278 (bfin_direct_comparison_operator): New.
10280 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10281 inside (compare FOO (const_int 0)).
10282 (cris_rtx_costs): Handle ZERO_EXTRACT.
10283 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10284 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10285 (*tstdi_v32): Delete.
10286 (*cmpdi_non_v32): Add M alternative for operand 1.
10287 (cmpsi, cmp<mode>): Make private.
10288 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10290 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10292 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10293 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10294 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10295 (cc_reg_operand): New.
10296 (any_cond): Delete.
10297 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10298 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10299 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10300 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10301 crx_expand_scond): Delete.
10303 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10305 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10306 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10308 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10309 cstoresi4, cstoresf4, cstoredf4): New.
10310 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10311 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10312 Receive the entire operands array.
10313 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10314 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10315 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10316 Get test/op0/op1 from the operands array.
10317 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10319 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10320 (h8300_expand_store): New.
10321 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10323 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10324 (h8300_expand_store): New.
10325 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10326 or do not try to produce (set (cc0) REG).
10327 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10328 change a compare into a move to a scratch register. Disable some
10329 peepholes when comparing with zero.
10330 (tstsi, tsthi, tstsi, cmpqi): Make private.
10332 (bCC, sCC): Delete.
10333 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10336 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10337 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10338 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10339 (ix86_emit_i387_log1p): Use cbranchxf2.
10340 (ix86_expand_setcc): Return void.
10341 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10342 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10343 cmp<MODEF>, cmpcc): Remove.
10344 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10345 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10346 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10347 (sCC and bCC expanders): Remove.
10348 (stack_protect_test): Use cbranchcc4.
10350 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10352 (ia64_expand_compare): Accept three rtx by reference and return void.
10353 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10354 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10355 from *expr. Update *expr with the BImode comparison to do.
10356 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10357 cmptf, bCC, sCC, conditional_trap): Delete.
10358 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10359 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10360 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10361 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10362 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10364 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10365 type of last argument.
10366 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10367 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10368 use machine mode argument instead of branch_type. Remove dead
10369 code for floating-point comparisons.
10370 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10371 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10373 (cbranchsi4, cstoresi4): New.
10374 * config/iq2000/predicates.md (reg_or_const_operand): New.
10376 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10377 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10378 (b<code>_op): Rewrite to...
10379 (bcc_op): ... this, using match_operator.
10380 (s<code>_op): Rewrite to...
10381 (scc_op): ... this, using match_operator.
10382 (s<code>_24_op): Rewrite to...
10383 (scc_op_24): ... this, using match_operator.
10384 (s<code>_<mode>): Rewrite to...
10385 (cstore<mode>4): ... this, using match_operator.
10386 (s<code>_<mode>_24): Rewrite to...
10387 (cstore<mode>4_24): ... this, using match_operator.
10388 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10389 m32c_unpend_compare, m32c_expand_scc): Delete.
10390 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10391 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10392 (m32c_expand_movcc): Change NE to EQ if necessary.
10393 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10395 * config/m32r/m32r-protos.h (gen_cond_store): New.
10396 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10397 (gen_cond_store): New, from sCC patterns.
10398 (m32r_expand_block_move): Use cbranchsi4.
10399 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10400 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10401 (cbranchsi4, cstoresi4): New.
10403 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10405 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10406 (m68hc11_notice_update_cc): Look into a compare with 0.
10407 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10409 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10410 cmphi, cmpqi, bCC): Delete.
10411 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10412 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10413 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10416 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10417 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10418 * config/m68k/constraints.md (H): New.
10419 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10420 the define_insn below.
10421 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10422 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10423 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10424 patterns): Wrap RHS with COMPARE.
10425 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10426 (*cmpdi_internal): Name this pattern.
10427 (cmpdi): Change to define_insn.
10428 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10429 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10430 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10432 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10433 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10434 (conditional_trap): Change to...
10435 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10436 (*conditional_trap): Use the ordered_comparison_operator and
10437 const1_operand predicates.
10438 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10439 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10440 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10441 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10443 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10444 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10445 (mcore_gen_compare): New.
10446 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10447 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10448 (mcore_gen_compare): ... this.
10449 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10450 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10451 (stack probe pattern): Use cbranchsi4.
10453 * config/mips/predicates.md (mips_cstore_operator): New.
10454 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10455 * config/mips/mips.md (any_cond): Delete.
10456 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10458 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10459 fixuns_truncsfdi2): Use cbranch patterns.
10460 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10461 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10462 Adjust call to mips_expand_conditional_branch.
10463 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10465 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10466 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10467 * config/mips/mips.c (cmp_operands): Delete.
10468 (mips_emit_compare): Get comparison operands from *op0/*op1.
10469 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10470 that it succeeds. Use op0/op1 instead of cmp_operands.
10471 (mips_expand_conditional_branch, mips_expand_conditional_move,
10472 mips_expand_conditional_trap): Likewise.
10473 (mips_block_move_loop): Use cbranch patterns.
10474 * config/mips/mips.h (cmp_operands): Delete.
10476 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10477 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10478 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10479 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10480 (*cmpcc_folded): Rename to...
10481 (*cmpdi_folded): this.
10482 (*cmpcc): Rename to...
10484 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10487 (cbranchdf4): New. Handle invalid comparisons here.
10488 * config/mmix/predicates.md (float_comparison_operator): New.
10490 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10491 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10492 * config/mn10300/mn10300.md (tst): Delete.
10493 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10494 Name these patterns and wrap RHS in a compare.
10495 (*cmpsi): Make this pattern private. Include tst.
10496 (*cmpsf): Make this pattern private.
10497 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10498 (compare with zero peepholes): Likewise.
10500 (cbranchsi4, cbranchsf4): New.
10501 (casesi): Use cbranchsi4.
10503 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10504 hppa_branch_type): Delete.
10505 (return_addr_rtx): Use cbranchsi4.
10506 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10507 Emit CCFPmode comparison here.
10508 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10509 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10510 hppa_branch_type): Delete.
10511 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10512 (movsicc, movdicc): Remove references to hppa_compare_op0,
10513 hppa_compare_op1 and compare_from_rtx.
10514 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10515 (casesi): Use cbranchsi4.
10517 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10518 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10519 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10520 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10521 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10523 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10524 (*branch, *branch_inverted): New.
10526 * config/picochip/picochip.md (cbranchhi4): Use
10527 ordered_comparison_operator.
10528 (cmphi, bCC): Remove.
10530 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10531 (trap_comparison_operator): Delete.
10532 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10533 rs6000_emit_cbranch): Accept mode and operands.
10534 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10535 rs6000_compare_fp_p): Delete.
10536 (rs6000_generate_compare): Accept mode and comparison. Extract code
10537 and op0/op1 from there. Replace references to rs6000_compare_op0
10538 and rs6000_compare_op1.
10539 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10540 extract result from passed operands.
10541 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10542 extract loc from passed operands.
10543 (rs6000_emit_cmove): Likewise.
10544 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10545 rs6000_compare_fp_p): Delete.
10546 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10547 (cbranch<GPR>4, cbranch<FP>4): New.
10548 (cstore<mode>4): New. Consolidate here all choices about when to use
10549 portable or specialized sCC sequences.
10550 (stack_protect_test): Use cbranchsi4.
10551 (conditional_trap): Replace with ctrap<GPR>4.
10552 (conditional trap insn): Replace trap_comparison_operator with
10553 ordered_comparison_operator.
10555 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10556 (s390_emit_prologue): Use ctrap.
10557 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10558 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10559 New predicates replacing...
10560 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10561 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10562 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10563 (add<mode>cc): Do not use s390_compare_op0/op1.
10564 (s<code>): Change to...
10565 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10566 (seq): Change to...
10567 (cstorecc4): ... this. Handle EQ or NE equally.
10568 (*sne): Un-privatize for use in cstorecc4.
10569 (b<code>): Change to...
10570 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10571 (conditional_trap): Replace with...
10572 (ctrap<GPR>4, ctrap<FP>4): ... these.
10573 (stack_protect): Use cbranchcc4.
10575 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10576 * config/score/score-protos.h (score_gen_cmp): Delete.
10577 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10578 (score_block_move-loop): Use cbranchsi4.
10579 * config/score/score.md (cbranchsi4): New.
10580 (cmpsi, bCC): Delete.
10581 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10582 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10583 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10584 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10585 * config/score/score3.h (score3_gen_cmp): Delete.
10586 * config/score/score7.h (score7_gen_cmp): Delete.
10588 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10589 (sh_emit_scc_to_t): ... this. Return void.
10590 (from_compare): Rename to...
10591 (sh_emit_compare_and_branch): ... this.
10592 (sh_emit_compare_and_set): New.
10593 (sh_expand_t_scc): Accept operands.
10594 * config/sh/predicates.md (sh_float_comparison_operator): New.
10595 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10596 (prepare_scc_operands): Rename to...
10597 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10599 (sh_emit_cheap_store_flag): New.
10600 (sh_emit_set_t_insn): New.
10601 (from_compare): Rename to...
10602 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10603 handling of TARGET_SH2E floating point to avoid recursive call.
10604 Generate branch here.
10605 (sh_emit_compare_and_set): New.
10606 (sh_expand_t_scc): Get op0/op1 from arguments.
10607 (sh_emit_cheap_store_flag): New.
10608 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10610 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10611 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10612 (movsicc, movdicc): Do nothing when it recreated operands from
10613 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10614 prepare_scc_operands (now sh_emit_scc_to_t).
10615 (udivdi3): Use cstoresi4.
10616 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10617 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10618 (cbranchint4_media, cbranchfp4_media): New.
10619 (casesi): Use cbranchdi4.
10620 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10622 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10623 (movnegt): Remove second operand.
10624 (cbranchsf4, cbranchdf4): New.
10625 (stack_protect): Use cbranchdi4/cbranchsi4.
10627 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10628 (gen_compare_reg): Accept comparison, extract part of it to...
10629 (gen_compare_reg_1): ... this.
10630 (gen_compare_operator): Delete.
10631 (gen_v9_scc): Accept separate destination, comparison code and arms.
10632 Do not use sparc_compare_op0/sparc_compare_op1.
10633 (emit_scc_insn, emit_conditional_branch_insn): New.
10634 (emit_v9_brxx): Make static. Remove useless assertion.
10635 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10637 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10638 * config/sparc/sparc-protos.h (gen_compare_reg,
10639 sparc_emit_float_lib_cmp): Adjust prototype.
10640 (emit_scc_insn, emit_conditional_branch_insn): New.
10641 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10642 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10643 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10644 iterators to the top.
10645 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10646 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10647 snedi_special_trunc): Delete.
10648 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10649 and snedi_special_trunc.
10650 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10651 cbranchdi4, cbranch<F:mode>4): New.
10652 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10653 here. Use gen_compare_reg instead of gen_compare_operator.
10654 (conditional_trap): Replace with...
10655 (ctrapsi4, ctrapdi4): ... this.
10656 (stack_protect_test): Use cbranchcc4.
10658 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10660 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10661 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10662 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10663 from operands[0] or operands[3] depending on is_set.
10664 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10665 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10666 cmpdf, bCC), sCC: Remove.
10667 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10668 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10670 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10671 spu_emit_branch_or_set.
10673 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10675 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10676 xstormy16_compare_op1): Delete.
10677 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10678 xstormy16_compare_op1): Delete.
10679 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10681 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10682 (cmphi, cmpsi, bCC): Remove.
10684 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10685 (*cmpsi): ... this one.
10686 (cbranchsi4, cstoresi4): New.
10687 (bCC expanders): Delete.
10688 (sCC insns): Fold into...
10689 (*setcc): ... this one.
10690 (casesi): Do not use gen_cmpsi and gen_bgtu.
10691 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10692 (movsicc): Simplify.
10693 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10695 * config/vax/vax-protos.h (cond_name): New.
10696 (vax_output_conditional_branch): Remove.
10697 * config/vax/vax.c (cond_name): New.
10698 (vax_output_conditional_branch): Remove.
10699 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10700 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10701 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10702 (bit<VAXint>): Wrap source with (compare).
10703 (b<code> and following unnamed pattern): Rename to *branch and
10704 *branch_reversed. Change macroization to match_operator.
10705 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10707 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10708 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10709 Change last argument to machine_mode.
10710 (xtensa_expand_scc): Add machine_mode argument.
10711 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10712 (gen_conditional_move, xtensa_expand_conditional_branch,
10713 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10714 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10715 Adjust operand numbers.
10716 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10718 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10719 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10720 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10722 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10724 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10725 causes spurious differences between trunk and cond-optab branch.
10727 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10730 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10732 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10734 * tree.c (iterative_hash_pointer): Delete.
10735 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10736 Hash UIDs and versions of SSA names. Don't special-case built-in
10737 function declarations.
10739 2009-05-11 Ian Lance Taylor <iant@google.com>
10742 * graphite.c: Force -Wc++-compat to only be a warning before
10743 #including "cloog/cloog.h".
10745 2009-05-11 Martin Jambor <mjambor@suse.cz>
10747 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10749 2009-05-11 Jan Hubicka <jh@suse.cz>
10751 * tree-ssa-loop-ivcanon.c: Include target.h
10752 (struct loop_size): new structure.
10753 (constant_after_peeling): New predicate.
10754 (tree_estimate_loop_size): New function.
10755 (estimated_unrolled_size): Rewrite for new estimates.
10756 (try_unroll_loop_completely): Use new estimates.
10757 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10759 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10761 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10762 libcpp interface change.
10763 (spu_macro_to_expand): Likewise.
10765 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10767 PR tree-optimization/40026
10768 * gimplify.c (gimplify_init_constructor): Change initial conditional
10769 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10770 optimize_compound_literals_in_ctor.
10772 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10774 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10776 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10778 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10780 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10781 HOST_WIDE_INT for gap.
10783 2009-05-11 Ira Rosen <irar@il.ibm.com>
10785 PR tree-optimization/40074
10786 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10787 account in group size and step comparison.
10789 2009-05-11 Richard Guenther <rguenther@suse.de>
10791 * passes.c (init_optimization_passes): Strip now incorrect comment.
10792 (execute_function_todo): Do not set PROP_alias.
10793 * tree-pass.h (PROP_alias): Remove.
10794 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10795 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10796 * tree-nrv.c (pass_return_slot): Likewise.
10797 * tree-object-size.c (pass_object_sizes): Likewise.
10798 * tree-ssa-dom.c (pass_dominator): Likewise.
10799 (pass_phi_only_cprop): Likewise.
10800 * tree-ssa-dse.c (pass_dse): Likewise.
10801 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10802 (pass_cselim): Likewise.
10803 * tree-ssa-pre.c (pass_pre): Likewise.
10804 (pass_fre): Likewise.
10805 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10806 * tree-ssa-sink.c (pass_sink_code): Likewise.
10807 * tree-stdarg.c (pass_stdarg): Likewise.
10808 * tree-tailcall.c (pass_tail_calls): Likewise.
10809 * tree-vrp.c (pass_vrp): Likewise.
10811 2009-05-10 Ian Lance Taylor <iant@google.com>
10813 * basic-block.h (enum profile_status): Break out of struct
10814 control_flow_graph.
10815 * cgraph.h (struct inline_summary): Break out of struct
10817 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10818 of struct cgraph_order_sort.
10819 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10820 * cse.c (struct branch_path): Break out of struct
10821 cse_basic_block_data.
10822 * except.h (enum eh_region_type): Break out of struct eh_region.
10823 * gcc.c (enum add_del): Break out of struct modify_target.
10824 * genrecog.c (enum decision_type): Break out of struct decision_test.
10825 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10827 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10828 * regmove.c (enum match_use): New enum, broken out of struct match.
10829 * sched-int.h (enum post_call_group): New enum, broken out of
10831 (struct deps_reg): Break out of struct deps.
10832 * target.h (struct asm_int_op): Break out of struct gcc_target.
10833 * tree-eh.c (struct goto_queue_node): Break out of struct
10835 * tree-inline.h (enum copy_body_cge_which): Break out of
10837 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10839 * c-decl.c (in_struct, struct_types): New static variables.
10840 (pushtag): Add loc parameter. Change all callers.
10841 (lookup_tag): Add ploc parameter. Change all callers.
10842 (check_compound_literal_type): New function.
10843 (parser_xref_tag): Add loc parameter. Change all callers. If
10844 -Wc++-compat, warn about struct/union/enum types defined within a
10846 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10847 and loc parameters. Change all callers. Change error calls to
10848 error_at, using loc. For a redefinition, if the location of the
10849 original definition is known, report it. Set in_struct and
10850 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10851 (finish_struct): Add new parameters enclosing_in_struct and
10852 enclosing_struct_types. Change all callers. Set
10853 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10854 in the struct. If in a struct, add this struct to struct_types.
10855 (start_enum): Add loc parameter. Change all callers. Use
10856 error_at for errors, using loc. For a redefinition, if the
10857 location of the original definition is known, report it. If in a
10858 struct, add this enum type to struct_types. If -Wc++-compat warn
10859 if in sizeof, typeof, or alignof.
10860 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10861 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10862 (c_parser_enum_specifier): Get enum location for start_enum.
10863 (c_parser_struct_or_union_specifier): Get struct location for
10864 start_struct. Save in_struct and struct_types status between
10865 start_struct and finish_struct.
10866 (c_parser_cast_expression): Get location of cast.
10867 (c_parser_alignof_expression): Get location of type.
10868 (c_parser_postfix_expression): Likewise.
10869 (c_parser_postfix_expression_after_paren_type): Add type_loc
10870 parameter. Change all callers. Call check_compound_literal_type.
10871 Use type_loc for error about variable size type.
10872 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10873 of an enum constant from an enum type defined in a struct or union.
10874 (c_cast_expr): Add loc parameter. Change all callers. If
10875 -Wc++-compat, warn about defining a type in a cast.
10876 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10877 (start_enum, start_struct, finish_struct): Update declarations.
10878 (parser_xref_tag, c_cast_expr): Update declarations.
10879 (check_compound_literal_type): Declare.
10881 2009-05-11 Ben Elliston <bje@au.ibm.com>
10883 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10884 for recent libcpp interface change.
10885 (rs6000_macro_to_expand): Likewise.
10887 2009-05-10 Michael Matz <matz@suse.de>
10890 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10891 not at entry of function.
10893 2009-05-10 Richard Guenther <rguenther@suse.de>
10895 PR tree-optimization/40081
10897 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10898 using the main variant of the element type. Do not fiddle with
10899 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10901 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10902 structs with volatile fields.
10904 2009-05-10 Jan Hubicka <jh@suse.cz>
10906 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10907 (estimate_move_cost): Assert that it does not get called for
10909 (estimate_num_insns): Skip VOID types in argument handling.
10910 (optimize_inline_calls): Delete unreachable blocks and verify that
10911 callgraph is valid.
10913 2009-05-10 Jan Hubicka <jh@suse.cz>
10915 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10916 * cgraph.c (cgraph_mark_address_taken_node): New function.
10917 (dump_cgraph_node): Dump new flag.
10918 * cgraph.h (struct cgraph_node): Add address_taken.
10919 (cgraph_mark_address_taken_node): New function.
10920 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10921 since new direct calls can be born.
10923 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10925 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10926 tok->val.node.node.
10928 2009-05-10 Jan Hubicka <jh@suse.cz>
10930 PR middle-end/40084
10931 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10933 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10934 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10935 * tree-inline.c (copy_bb): Set frequency correctly.
10936 (fold_marked_statements): Update call to
10937 cgraph_update_edges_for_call_stmt.
10939 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10941 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10942 identifiers in diagnostics.
10943 * config/arm/arm.c (arm_handle_fndecl_attribute,
10944 arm_handle_isr_attribute): Likewise.
10945 * config/avr/avr.c (avr_handle_progmem_attribute,
10946 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10947 * config/bfin/bfin.c (handle_int_attribute,
10948 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10949 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10950 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10952 * config/darwin.c (darwin_handle_kext_attribute,
10953 darwin_handle_weak_import_attribute): Likewise.
10954 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10955 h8300_handle_eightbit_data_attribute,
10956 h8300_handle_tiny_data_attribute): Likewise.
10957 * config/i386/i386.c (ix86_handle_cconv_attribute,
10958 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10959 * config/i386/winnt.c (ix86_handle_shared_attribute,
10960 ix86_handle_selectany_attribute): Likewise.
10961 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10962 * config/m32c/m32c.c (function_vector_handler): Likewise.
10963 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10964 m68hc11_handle_fntype_attribute): Likewise.
10965 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10966 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10967 * config/mips/mips.c (mips_insert_attributes,
10968 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10969 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10970 rs6000_handle_struct_attribute): Likewise.
10971 * config/sh/sh.c (sh_insert_attributes,
10972 sh_handle_resbank_handler_attribute,
10973 sh_handle_interrupt_handler_attribute,
10974 sh2a_handle_function_vector_handler_attribute,
10975 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10977 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10978 * config/spu/spu.c (spu_handle_fndecl_attribute,
10979 spu_handle_vector_attribute): Likewise.
10980 * config/stormy16/stormy16.c
10981 (xstormy16_handle_interrupt_attribute): Likewise.
10982 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10983 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10985 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10987 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10988 (pp_translate_identifiers): New.
10989 (pp_identifier): Only conditionally translate identifier to locale
10991 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10992 (pp_base_tree_identifier): Only conditionally translate identifier
10993 to locale character set.
10994 * c-pretty-print.c (M_): Define.
10995 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10996 fragments for conditional translation with M_.
10997 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10998 identifier translation.
11000 2009-05-10 Richard Guenther <rguenther@suse.de>
11002 PR tree-optimization/40081
11003 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11004 using the main variant of the element type. Do not fiddle with
11005 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11007 2009-05-09 Jan Hubicka <jh@suse.cz>
11009 PR middle-end/40080
11010 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11011 indirect calls; verify cgraph afterwards.
11013 2009-05-09 Jan Hubicka <jh@suse.cz>
11016 * ipa.c (update_inlined_to_pointer): New function.
11017 (cgraph_remove_unreachable_nodes): Use it.
11019 2009-05-09 Jan Hubicka <jh@suse.cz>
11021 * tree-eh.c (struct leh_state): Remove prev_try.
11022 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11023 not track prev_try.
11024 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11025 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11026 remove_eh_handler_and_replace, foreach_reachable_handler,
11027 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11028 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11029 (gen_eh_region_cleanup): Update prototype.
11031 2009-05-09 Jan Hubicka <jh@suse.cz>
11033 PR middle-end/40043
11034 * except.c (copy_eh_region): Always set prev_try.
11035 (redirect_eh_edge_to_label): Find outer try.
11036 (foreach_reachable_handler): When looking for prev try
11037 handle case where previous try is not going to be taken.
11039 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11041 PR tree-optimization/40049
11042 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11043 only vector/vector shifts, convert the type of the constant to the
11044 appropriate type to avoid building incorrect trees, which
11045 eventually have problems with garbage collection.
11047 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11049 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11050 -1 for complex floating-point types if honoring signed zeros.
11052 2009-05-08 Jan Hubicka <jh@suse.cz>
11054 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11055 argument; handle correctly when profile is absent.
11056 (build_cgraph_edges): Update.
11057 (rebuild_cgraph_edges): Update.
11058 * cgraph.c: Do not include varray.h.
11059 (cgraph_set_call_stmt_including_clones): New function.
11060 (cgraph_create_edge_including_clones): Likewise
11061 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11062 (cgraph_update_edges_for_call_stmt): Handle clones.
11063 (cgraph_remove_node): Handle clone tree.
11064 (cgraph_remove_node_and_inline_clones): New function.
11065 (dump_cgraph_node): Dump clone tree.
11066 (cgraph_clone_node): Handle clone tree.
11067 (clone_function_name): Bring here from tree-inline.c.
11068 (cgraph_create_virtual_clone): New function.
11069 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11070 (cgraph_clone_info): New function.
11071 (strut cgraph_node): Add clone_info and new clone tree pointers.
11072 (cgraph_remove_node_and_inline_clones,
11073 cgraph_set_call_stmt_including_clones,
11074 cgraph_create_edge_including_clones,
11075 cgraph_create_virtual_clone): Declare.
11076 (cgraph_function_versioning): Use VEC argument.
11077 (compute_call_stmt_bb_frequency): Update prototype.
11078 (cgraph_materialize_all_clones): New function.
11079 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11080 (ipcp_create_replace_map): Update to VECtors.
11081 (ipcp_update_callgraph): Use virtual clones.
11082 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11083 (ipcp_update_profiling): Do not update local profiling.
11084 (ipcp_insert_stage): Use VECtors and virtual clones.
11085 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11086 (clone_of_p): New function.
11087 (cgraph_preserve_function_body_p): Use clone tree.
11088 (cgraph_optimize): Materialize clones.
11089 (cgraph_function_versioning): Update for VECtors.
11090 (save_inline_function_body): Use clone tree.
11091 (cgraph_materialize_clone): New function.
11092 (cgraph_materialize_all_clones): Likewise.
11093 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11094 * ipa.c: Include gimple.h.
11095 (cgraph_remove_unreachable_nodes): Use clone tree.
11096 * ipa-prop.c (ipa_note_param_call): Update call to
11097 compute_call_stmt_bb_frequencycall.
11098 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11099 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11100 (copy_bb): Handle updating of clone tree; add new edge when new call
11102 (expand_call_inline): Be strict about every call having edge.
11103 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11104 (delete_unreachable_blocks_update_callgraph): New function.
11105 (tree_function_versioning): Use VECtors; always remove unreachable
11106 blocks and fold conditionals.
11107 * tree-inline.h: Do not include varray.h.
11108 (tree_function_versioning): Remove.
11109 * Makefile.in (GTFILES): Remove tree-inline.c
11110 * passes.c (do_per_function): Do only functions having body.
11111 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11114 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11115 Andrew Morrow <acm@google.com>
11118 * c-common.c (c_common_attribute_table): Permit deprecated
11119 attribute to take an optional argument.
11120 (handle_deprecated_attribute): If the optional argument to
11121 __attribute__((deprecated)) is not a string ignore the attribute
11122 and emit a warning.
11124 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11125 * c-typeck.c (build_component_ref): Likewise.
11126 (build_external_ref): Likewise.
11128 * toplev.c (warn_deprecated_use): Add an attribute argument.
11129 Emit the message associated with __attribute__((deprecated)).
11131 * toplev.h (warn_deprecated_use): Updated.
11133 * doc/extend.texi: Document new optional parameter to
11134 __attribute__((deprecated))
11136 2009-05-08 Michael Eager <eager@eagercon.com>
11138 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11139 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11141 2009-05-08 Richard Guenther <rguenther@suse.de>
11143 PR tree-optimization/40062
11144 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11145 Avoid exponential behavior.
11147 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11149 PR rtl-optimization/33928
11151 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11152 process_uses, build_single_def_use_links): New.
11153 (update_df): Update use_def_ref.
11154 (forward_propagate_into): Use get_def_for_use instead of use-def
11156 (fwprop_init): Call build_single_def_use_links and let it initialize
11158 (fwprop_done): Free use_def_ref.
11159 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11160 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11161 df_rd_simulate_one_insn): New.
11162 (df_rd_bb_local_compute_process_def): Update head comment.
11163 (df_chain_create_bb): Use the new RD simulation functions.
11164 * df.h (df_rd_simulate_artificial_defs_at_top,
11165 df_rd_simulate_one_insn): New.
11166 * opts.c (decode_options): Enable fwprop at -O1.
11167 * doc/invoke.texi (-fforward-propagate): Document this.
11169 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11172 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11173 and one complex operand specially.
11174 * tree-complex.c (some_nonzerop): Do not identify a real value as
11175 zero if flag_signed_zeros.
11177 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11179 PR rtl-optimization/33928
11180 * loop-invariant.c (record_use): Fix && vs. || mishap.
11182 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11184 PR rtl-optimization/33928
11185 * loop-invariant.c (struct use): Add addr_use_p.
11186 (struct def): Add n_addr_uses.
11187 (struct invariant): Add cheap_address.
11188 (create_new_invariant): Set cheap_address.
11189 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11190 (record_uses): Pass df_ref to record_use.
11191 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11194 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11196 * config/sh/sh.c: Do not include c-pragma.h.
11198 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11200 * config/spu/spu.c: Remove include of c-common.h.
11202 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11205 * c-common.h (mark_valid_location_for_stdc_pragma,
11206 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11207 clear_float_const_decimal64, float_const_decimal64_p): New.
11208 * c.opt (Wunsuffixed-float-constants): New.
11209 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11210 unsuffixed float constant, handle new warning.
11211 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11212 * c-decl.c (c_scope): New flag float_const_decimal64.
11213 (set_float_const_decimal64, clear_float_const_decimal64,
11214 float_const_decimal64_p): New.
11215 (push_scope): Set new flag.
11216 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11217 to use STDC pragmas.
11218 (c_parser_external_declaration): Ditto.
11219 (c_parser_compound_statement_nostart): Ditto.
11220 * c-pragma.c (valid_location_for_stdc_pragma,
11221 mark_valid_location_for_stdc_pragma,
11222 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11223 handle_pragma_float_const_decimal64): New.
11224 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11225 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11226 set_float_const_decimal64, clear_float_const_decimal64,
11227 float_const_decimal64_p): New dummy functions.
11228 * doc/extend.texi (Decimal Float): Remove statement that the
11229 pragma, and suffix for double constants, are not supported.
11230 * doc/invoke.texi (Warning Options): List new option.
11231 (-Wunsuffixed-float-constants): New.
11233 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11235 * config/i386/i386.c: Do not include c-common.h.
11237 2009-05-07 Mark Heffernan <meheff@google.com>
11239 * doc/invoke.texi (Debugging Options): Document change of debugging
11241 * opts.c (decode_options): Make dump_base_name relative to
11242 aux_base_name directory.
11244 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11246 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11247 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11249 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11251 * Makefile.in (install-plugin): Simplify a bit.
11253 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11255 * Makefile.in (OBJS-common): Add regcprop.o.
11257 * timevar.def (TV_CPROP_REGISTERS): New.
11258 * regrename.c (regrename_optimize): Return 0.
11259 (rest_of_handle_regrename): Delete.
11260 (pass_rename_registers): Point to regrename_optimize.
11261 (struct value_data_entry, struct value_data,
11262 kill_value_one_regno, kill_value_regno, kill_value,
11263 set_value_regno, init_value_data, kill_clobbered_value,
11264 kill_set_value, kill_autoinc_value, copy_value,
11265 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11266 replace_oldest_value_reg, replace_oldest_value_addr,
11267 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11268 debug_value_data, validate_value_data): Move...
11269 * regcprop.c: ... here.
11270 (rest_of_handle_cprop): Delete.
11271 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11273 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11275 PR middle-end/40057
11276 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11277 GEN_INT for 1 << bitnum.
11278 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11279 build_int_cst_type.
11281 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11283 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11284 Remove wrong description of "nand" operation.
11286 2009-05-06 Richard Guenther <rguenther@suse.de>
11287 Adam Nemet <anemet@caviumnetworks.com>
11289 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11290 comment. Add that if LHS is not a gimple register, then RHS1 has
11291 to be a single object (GIMPLE_SINGLE_RHS).
11293 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11295 * expr.c (get_def_for_expr): Move it up in the file.
11296 (store_field): When expanding a bit-field store, look at the
11297 defining gimple stmt for the masking conversion.
11299 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11301 PR middle-end/39986
11302 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11303 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11304 32-bit memcpy into long.
11306 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11308 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11309 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11311 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11312 instead of appending DW_OP_deref*.
11314 2009-05-06 Michael Matz <matz@suse.de>
11316 PR middle-end/40021
11317 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11318 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11320 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11322 * Makefile.in (install-plugin): Fix srcdir handling.
11324 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11326 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11327 when processing for not_regs_needed bitmap.
11328 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11329 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11330 handling it for rhs.
11332 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11334 * config/i386/i386.md (unnamed inc/dec peephole): Use
11335 optimize_insn_for_size_p instead of optimize_size.
11336 * config/i386/predicates.md (incdec_operand): Likewise.
11337 (aligned_operand): Likewise.
11338 * config/i386/sse.md (divv8sf3): Likewise.
11339 (sqrtv8sf2): Likewise.
11341 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11343 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11345 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11347 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11349 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11350 ssemodesuffixf2c with avxmodesuffixf2c.
11352 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11355 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11357 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11359 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11360 (struct tree_base): Adjust spacing for 8 bit boundaries.
11361 (struct tree_decl_common): Add decl_by_reference_flag bit.
11362 (DECL_BY_REFERENCE): Adjust.
11363 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11364 print DECL_BY_REFERENCE bit.
11365 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11366 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11367 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11368 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11371 PR middle-end/39666
11372 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11373 range of the type, but default label is missing, add it with one
11374 of the existing labels instead of adding a new label for it.
11376 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11380 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11382 * Makefile.in (enable_plugin, plugin_includedir): New.
11383 (install): Depend on install-plugin.
11384 (PLUGIN_HEADERS): New.
11385 (install-plugin): New.
11386 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11388 2009-05-05 Richard Guenther <rguenther@suse.de>
11390 PR tree-optimization/40022
11391 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11393 (phivn_valid_p): Fix tuplification error, simplify.
11394 (phiprop_insert_phi): Add dumps.
11395 (propagate_with_phi): Simplify.
11397 2009-05-05 Richard Guenther <rguenther@suse.de>
11399 PR middle-end/40023
11400 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11402 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11404 * tree.h (strip_float_extensions): Remove duplicate declaration.
11405 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11406 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11407 block_ultimate_origin): Rearrange the declarations line to match the
11408 comment that indicates the .c file which the functions are defined.
11409 (dwarf2out_*, set_decl_rtl): Add comment.
11410 (get_base_address): Adjust comment.
11411 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11412 declarations line and add comment.
11413 (is_builtin_name): Add blank after function name, for clarity.
11415 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11417 * attribs.c (decl_attributes): Use %qE for identifiers in
11419 * cgraphunit.c (verify_cgraph_node): Translate function names to
11420 locale character set in diagnostics.
11421 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11423 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11424 Document that functions are named in UTF-8.
11425 * expr.c (expand_expr_real_1): Translate function names to locale
11426 character set in diagnostics.
11427 * gimplify.c (omp_notice_variable, omp_is_private,
11428 gimplify_scan_omp_clauses): Use %qE for identifiers in
11430 * langhooks.c (lhd_print_error_function): Translate function names
11431 to locale character set.
11432 * langhooks.h (decl_printable_name): Document that return value is
11433 in internal character set.
11434 * stmt.c: Include pretty-print.h
11435 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11437 (resolve_operand_name_1): Translate named operand name to locale
11439 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11441 * toplev.c (announce_function): Translate function names to locale
11443 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11444 (default_tree_printer): Use pp_identifier or translate identifiers
11445 to locale character set. Mark "<anonymous>" for translation.
11446 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11447 for identifiers in diagnostics.
11448 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11450 * varasm.c (output_constructor): Use %qE for identifiers in
11453 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11455 * configure.ac: use ` ` instead of $()
11456 * configure: Regenerate.
11458 2009-05-05 Ben Elliston <bje@au.ibm.com>
11460 * config/pa/linux-atomic.c: Eliminate conditional include of
11461 errno.h on non-LP64 systems to simplify build requirements.
11463 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11465 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11467 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11468 and pass value to identifier_to_locale.
11469 (warn_variable_length_array): Make name a tree.
11470 (grokdeclarator): Separate diagnostic texts for named and unnamed
11471 declarators. Use %qE for named declarators.
11472 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11474 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11475 identifiers in diagnostics.
11476 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11477 identifier_to_locale. Mark "anonymous" strings for translation.
11479 2009-05-04 Michael Eager <eager@eagercon.com>
11481 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11482 address for DImode/DFmode only if double-precision FP regs.
11484 2009-05-04 Michael Eager <eager@eagercon.com>
11486 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11487 TARGET_SINGLE_FLOAT check.
11489 2009-05-04 Michael Eager <eager@eagercon.com>
11491 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11493 2009-05-04 Michael Eager <eager@eagercon.com>
11495 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11496 * config/rs6000/t-xilinx: New
11498 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11500 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11501 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11502 * gcc/explow.c (memory_address): Use target hook.
11503 * gcc/targhooks.c (default_legitimize_address): New.
11504 * gcc/targhooks.h (default_legitimize_address): New.
11505 * gcc/target.h (legitimize_address): New.
11506 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11507 (TARGET_INITIALIZER): Include it.
11508 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11510 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11511 * config/bfin/bfin.c (legitimize_address): Remove.
11512 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11513 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11515 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11516 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11518 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11519 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11520 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11521 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11522 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11523 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11524 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11525 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11526 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11527 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11528 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11529 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11530 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11531 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11532 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11533 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11534 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11535 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11536 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11537 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11538 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11539 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11540 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11542 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11543 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11544 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11545 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11546 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11547 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11548 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11549 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11550 (thumb_legitimize_address): Delete.
11551 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11552 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11553 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11554 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11555 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11556 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11558 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11561 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11562 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11563 * config/m32r/m32r.c (m32r_legitimize_address): New.
11564 * config/m68k/m68k.c (m68k_legitimize_address): New.
11565 * config/score/score.c (score_legitimize_address): Standardize.
11566 * config/score/score3.c (score3_legitimize_address): Standardize.
11567 * config/score/score3.h (score3_legitimize_address): Adjust.
11568 * config/score/score7.c (score7_legitimize_address): Standardize.
11569 * config/score/score7.h (score7_legitimize_address): Adjust.
11570 * config/sh/sh.c (sh_legitimize_address): New.
11571 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11573 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11574 (s390_legitimize_address): ... this.
11575 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11576 (sparc_legitimize_address): ... this.
11577 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11578 (ix86_legitimize_address): ... this.
11579 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11580 (avr_legitimize_address): ... this.
11581 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11582 (mn10300_legitimize_address): ... this.
11583 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11584 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11585 (alpha_expand_mov): Adjust call.
11587 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11588 * config/spu/spu.c (spu_legitimize_address): Likewise.
11589 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11590 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11592 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11594 * intl.c (locale_encoding, locale_utf8): New.
11595 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11596 * intl.h (locale_encoding, locale_utf8): Declare.
11597 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11598 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11600 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11602 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11603 (pp_base_tree_identifier): Declare as function.
11604 (identifier_to_locale): Declare.
11605 * Makefile.in (pretty-print.o): Update dependencies.
11606 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11608 2009-05-04 Richard Guenther <rguenther@suse.de>
11610 PR middle-end/40015
11611 * builtins.c (fold_builtin_memory_op): Do not decay to element
11612 type if the size matches the whole array.
11614 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11616 * expmed.c (synth_mult): When trying out a shift, pass the result
11619 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11621 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11622 (shiftsub1_cost): New.
11623 (init_expmed): Compute shiftsub1_cost.
11624 (synth_mult): Optimize multiplications by constants of the form
11625 -(2^^m-1) for some constant positive integer m.
11627 2009-05-03 Richard Guenther <rguenther@suse.de>
11630 * c-typeck.c (array_to_pointer_conversion): Do not built
11631 ADDR_EXPRs of arrays of pointer-to-element type.
11632 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11633 up wrong ADDR_EXPRs after-the-fact.
11634 * c-common.c (strict_aliasing_warning): Strip pointer
11635 conversions for obtaining the original type.
11636 * builtins.c (fold_builtin_memset): Handle array types.
11637 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11640 2009-05-03 Richard Guenther <rguenther@suse.de>
11642 PR middle-end/23329
11643 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11644 Do not lose casts from array types with unknown extent to array
11645 types with known extent.
11646 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11647 alias set compatibility.
11649 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11651 * flags.h (extra_warnings): Delete.
11652 * toplev.c (process_options): Handle Wuninitialized here.
11653 * opts.c (extra_warnings): Delete.
11654 (set_Wextra): Delete.
11655 (common_handle_option): -Wextra can be handled automatically.
11656 * c-opts.c (c_common_handle_option): Delete obsolete code.
11657 (c_common_post_options): Simplify comment.
11658 * common.opt (W): Add Var.
11660 (Wuninitialized): Initialize to -1.
11662 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11663 Richard Guenther <rguenther@suse.de>
11665 * expr.c (get_def_for_expr): New function.
11666 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11667 SSA rather than trees.
11668 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11669 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11671 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11673 * c-common.c (reswords): Add _Imaginary.
11674 * c-common.c (enum rid): Add RID_IMAGINARY.
11676 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11678 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11679 Patch by Richard Guenther.
11681 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11683 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11684 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11685 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11686 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11687 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11688 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11689 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11690 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11691 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11692 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11693 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11694 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11695 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11696 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11697 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11698 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11699 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11700 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11702 2009-05-02 Richard Guenther <rguenther@suse.de>
11704 PR tree-optimization/39940
11705 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11708 2009-05-02 Richard Guenther <rguenther@suse.de>
11710 PR middle-end/40001
11711 * tree-ssa.c (execute_update_addresses_taken): Properly check
11712 if we can mark a variable DECL_GIMPLE_REG_P.
11713 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11714 back to the end of the function.
11715 (is_gimple_reg_type): Remove complex type special casing.
11716 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11719 2009-05-02 Ben Elliston <bje@au.ibm.com>
11721 * doc/collect2.texi (Collect2): Document search path behaviour
11722 when configured with --with-ld.
11724 2009-05-02 Jan Hubicka <jh@suse.cz>
11726 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11727 parameter; update callers.
11728 (coalesce_cost_edge): EH edges are costier because they needs
11729 splitting even if not critical and even more costier when there are
11730 multiple EH predecestors.
11732 2009-05-02 Jan Hubicka <jh@suse.cz>
11734 * except.c (remove_eh_handler_and_replace): Handle updating after
11735 removing TRY blocks.
11737 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11739 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11741 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11743 * varasm.c: Do not include c-pragma.h.
11744 * attribs.c: Do not incude c-common.h.
11746 2009-05-01 Michael Matz <matz@suse.de>
11748 * calls.c (initialize_argument_information): Handle SSA names like
11749 decls with a non MEM_P DECL_RTL.
11751 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11753 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11754 * ipa-utils.c: Likewise.
11755 * ipa-type-escape.c: Likewise.
11756 * cgraphunit.c Do not include c-common.h.
11757 * ipa-pure-const.c: Likewise.
11758 * tree-if-conv.c: Likewise.
11759 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11760 * ipa-struct-reorg.c: Likewise.
11761 * tree-nomudflap.c: Likewise.
11762 * tree-ssa-structalias.c: Likewise.
11764 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11766 * store-motion.c: Many cleanups to make this pass a first-class
11767 citizen instead of an appendix to gcse load motion. Add TODO list
11768 to make this pass faster/cleaner/better.
11770 (struct ls_expr): Post gcse.c-split cleanups.
11771 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11772 "stores" field to "avail_stores".
11773 (pre_ldst_mems): Rename to store_motion_mems.
11774 (pre_ldst_table): Rename to store_motion_mems_table.
11775 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11776 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11777 (ldst_entry): Rename to st_expr_entry, update users.
11778 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11779 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11780 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11782 (first_ls_expr): Rename to first_st_expr, update users.
11783 (next_ls_expr): Rename to next_st_expr, update users.
11784 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11785 fields properly for store motion instead of names inherited from load
11787 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11788 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11791 (ae_kill): Rename to st_kill, update users.
11792 (ae_gen): Rename to st_avloc, update users.
11793 (transp): Rename to st_transp, update users.
11794 (pre_insert_map): Rename to st_insert_map, update users.
11795 (pre_delete_map): Rename to st_delete_map, update users.
11796 (insert_store, build_store_vectors, free_store_memory,
11797 one_store_motion_pass): Update for abovementioned changes.
11799 (gcse_subst_count, gcse_create_count): Remove.
11800 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11801 and "n_stores_created", local variables.
11803 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11806 (regvec, compute_store_table_current_insn): Remove.
11807 (reg_set_info, reg_clear_last_set): Remove.
11808 (compute_store_table): Use DF caches instead of local dataflow
11811 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11813 * c-objc-common.c (c_tree_printer): Print identifiers with
11814 pp_identifier, not pp_string. Mark "({anonymous})" for
11816 * c-pretty-print.c (pp_c_ws_string): New.
11817 (pp_c_cv_qualifier, pp_c_type_specifier,
11818 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11819 pp_c_storage_class_specifier, pp_c_function_specifier,
11820 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11821 pp_c_primary_expression, pp_c_postfix_expression,
11822 pp_c_unary_expression, pp_c_shift_expression,
11823 pp_c_relational_expression, pp_c_equality_expression,
11824 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11825 use pp_string and pp_c_ws_string in place of pp_identifier and
11826 pp_c_identifier for non-identifiers. Mark English strings for
11828 * c-pretty-print.h (pp_c_ws_string): Declare.
11830 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11831 Roland McGrath <roland@redhat.com>
11833 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11834 (ENABLE_LD_BUILDID): New configuration option.
11835 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11836 (LINK_BUILDID_SPEC): New macro.
11837 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11839 * doc/install.texi: Document --enable-linker-build-id option.
11840 * configure: Rebuild.
11841 * config.in: Rebuild.
11843 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11845 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11846 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11847 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11848 MIPS_GP_SAVE_AREA_SIZE.
11849 * config/mips/mips.c (struct mips_frame_info): Update comment
11850 before arg_pointer_offset and hard_frame_pointer_offset.
11851 (mips_compute_frame_info): Update diagram before function: to
11852 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11853 indicate the position of frame_pointer_rtx with -fstack-protector and
11854 to show args_size. Don't allocate cprestore area for leaf functions
11855 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11857 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11859 2009-04-30 Michael Matz <matz@suse.de>
11861 PR tree-optimization/39955
11862 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11864 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11866 * ira.c (setup_cover_and_important_classes): Use safe macro
11867 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11869 * genpreds.c (write_tm_preds_h): Output suitable definition of
11870 REG_CLASS_FOR_CONSTRAINT.
11872 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11874 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11876 * bitmap.c (bitmap_descriptor): Likewise.
11877 * ggc-common.c (loc_descriptor): Likewise.
11878 * varray.c (varray_descriptor): Likewise.
11879 * vec.c (vec_descriptor): Likewise.
11881 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11883 * Makefile.in (dce.o): Add $(EXCEPT_H).
11884 * dce.c: Include except.h and delete redundant vector definitions.
11885 (deletable_insn_p): Return false for non-call insns that can throw
11888 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11890 * gcse.c (ae_gen): Remove.
11891 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11892 and make non-static function to make it available in store-motion.c.
11893 Update call sites with search-and-replace.
11894 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11895 extract_mentioned_regs, extract_mentioned_regs_helper,
11896 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11897 store_killed_in_insn, store_killed_after, store_killed_before,
11898 build_store_vectors, insert_insn_start_basic_block, insert-store,
11899 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11900 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11901 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11902 * store-motion.c: ...new file. Also copy data structures from gcse.c
11903 and clean up to remove parts not used by store motion.
11904 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11905 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11907 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11910 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11911 when optimizing for size.
11913 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11915 * gcse.c (gcse_constant_p): Fix typo in last change.
11917 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11919 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11921 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11923 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11925 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11927 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11928 CONST_HIGH_PART result.
11930 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11932 * config/avr/avr.c (initial_elimination_offset): Rename to
11933 avr_initial_elimination_offset.
11934 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11935 change return type to bool.
11936 (avr_can_eliminate): New function.
11937 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11938 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11939 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11940 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11941 avr_initial_elimination_offset.
11942 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11943 (avr_initial_elimination_offset): Define.
11945 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11946 Steven Bosscher <steven@gcc.gnu.org>
11948 PR rtl-optimization/39938
11949 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11950 * cfgrtl.c: Include insn-attr.h.
11951 (rest_of_pass_free_cfg): New function.
11952 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11953 * resource.c (init_resource_info): Remove call to df_analyze.
11955 2009-04-29 Richard Guenther <rguenther@suse.de>
11958 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11959 allow conversion to signed integers.
11961 2009-04-29 Richard Guenther <rguenther@suse.de>
11963 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11964 shifts of floating point vectors if the shift amount is
11965 a constant multiple of the element size.
11967 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11968 Michael Matz <matz@suse.de>
11970 PR middle-end/39927
11972 * tree-outof-ssa.c (emit_partition_copy): New function.
11973 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11974 insert_part_to_rtx_on_edge): Perform the partition base var
11975 copy using emit_partition_copy.
11976 (insert_value_copy_on_edge): Convert constants to the right mode.
11977 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11978 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11980 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11982 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11983 scan backwards to try to find a constant to initialize it.
11985 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11986 insn before the loop_end instruction, don't look past labels.
11988 2009-04-29 Richard Guenther <rguenther@suse.de>
11990 PR middle-end/39937
11991 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11992 loose type conversions.
11993 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11994 stmts only if there are no uses of its definition.
11996 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11998 * config/bfin/bfin.h (splitting_loops): Declare.
11999 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12000 Reorder bit definitions to be ascending.
12001 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12002 * config/bfin/bfin.c (splitting_loops): New variable.
12003 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12004 (struct loop_info): Remove members INIT and LOOP_INIT.
12005 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12006 the LSETUP sequence. Allow LC to be loaded from any register, but
12007 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12008 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12010 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12011 of reload_completed.
12014 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12016 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12018 * Makefile.in (PLUGIN_VERSION_H): New.
12019 (OBJS-common): Remove plugin-version.o.
12020 (plugin.o): Depend on (PLUGIN_VERSION_H).
12021 (plugin-version.o): Remove.
12022 * configure: Regenerate
12023 * configure.ac: Create plugin-version.h.
12024 * gcc-plugin.h (plugin_gcc_version): Remove.
12025 (plugin_default_version_check): Change signature.
12026 * plugin-version.c: Remove.
12027 * plugin.c: Include plugin-version.h.
12028 (str_plugin_gcc_version_name): Remove.
12029 (try_init_one_plugin): Pass gcc version to plugin_init.
12030 (plugin_default_version_check): Both gcc and plugin versions are now
12033 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12035 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12036 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12037 Remove special case testing for last insn of inner loops. Don't fail
12038 if the loop ends with a jump, emit an extra nop instead.
12040 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12041 DREGS rather than comparing directly. Remove code that tries to
12042 account for latencies.
12044 2009-04-29 Richard Guenther <rguenther@suse.de>
12046 PR tree-optimization/39941
12047 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12048 eliminating an indirect call.
12050 2009-04-29 Richard Guenther <rguenther@suse.de>
12052 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12053 parameter. Allow invariants as base if !require_lvalue.
12054 (verify_gimple_assign_single): Adjust.
12056 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12058 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12059 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12060 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12061 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12062 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12064 * config/bfin/bfin.c (bfin_expand_builtin,
12065 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12067 2009-04-28 Richard Guenther <rguenther@suse.de>
12069 * tree-vect-loop.c (get_initial_def_for_induction): Use
12070 correct types for pointer increment.
12072 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12074 * toplev.c (print_version): Update GMP version string calculation.
12076 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12078 PR rtl-optimization/39938
12079 * resource.c (init_resource_info): Add call to df_analyze.
12081 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12083 * config/alpha/alpha.md (usegp): Cast the result of
12084 alpha_find_lo_sum_using_gp to enum attr_usegp.
12085 * config/alpha/alpha.c (override_options): Remove end-of-structure
12086 marker element from cpu_table. Use array size of cpu_table to handle
12087 -mcpu and -mtune options.
12088 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12090 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12092 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12093 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12094 tune_32 and tune_64.
12095 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12096 support on PowerPC.
12097 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12098 * config/rs6000/option-defaults.h: ... here. New file.
12099 (OPT_64, OPT_32): Define.
12100 (MASK_64BIT): Define to 0 if not already defined.
12101 (OPT_ARCH64, OPT_ARCH32): Define.
12102 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12105 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12107 * config/arm/arm.c (arm_override_options): Emit error on using
12110 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12112 PR rtl-optimization/39914
12113 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12114 registers for allocnos created from user-defined variables only
12115 when not optimizing.
12117 2009-04-28 Richard Guenther <rguenther@suse.de>
12119 PR middle-end/39937
12120 * fold-const.c (fold_binary): Use distribute_real_division only
12123 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12125 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12126 add hpux-stdint.h to tm_file.
12127 (hppa[12]*-*-hpux11*): Ditto.
12128 (ia64*-*-hpux*): Ditto.
12129 * config/hpux-stdint.h: New.
12130 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12131 __STDC_EXT__ for all compiles.
12132 * config/pa/pa-hpux.h: Ditto.
12133 * config/pa/pa-hpux10.h: Ditto.
12134 * config/pa/pa-hpux11.h: Ditto.
12136 2009-04-28 Catherine Moore <clm@codesourcery.com>
12138 * debug.h (set_name): Add comment.
12140 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12143 * config/darwin.c (machopic_gen_offset): Check
12144 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12145 * config/arm/arm.c (require_pic_register): Likewise.
12147 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12149 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12150 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12151 m32c_promote_prototypes): Delete.
12153 2009-04-28 Michael Matz <matz@suse.de>
12155 PR middle-end/39922
12156 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12159 2009-04-28 Richard Guenther <rguenther@suse.de>
12161 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12163 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12165 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12166 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12167 * config/arm/arm-tune.md: Regenerate.
12169 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12171 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12172 block if there are complex incoming edges.
12173 (sel_merge_blocks): Remove useless assert.
12174 (sel_redirect_edge_and_branch): Check that edge was redirected.
12175 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12176 (sel_find_rgns): Delete declaration.
12177 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12178 the region when it is not a preheader.
12180 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12183 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12185 2009-04-28 Richard Guenther <rguenther@suse.de>
12187 * tree.h (SSA_NAME_VALUE): Remove.
12188 (struct tree_ssa_name): Remove value_handle member.
12189 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12190 array for jump threading.
12191 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12193 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12194 * tree-flow.h (threadedge_initialize_values): Declare.
12195 (threadedge_finalize_values): Likewise.
12196 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12197 (SSA_NAME_VALUE): Define.
12198 (threadedge_initialize_values): New function.
12199 (threadedge_finalize_values): Likewise.
12200 * tree-ssa-dom.c (ssa_name_values): New global variable.
12201 (SSA_NAME_VALUE): Define.
12202 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12204 2009-04-28 Ira Rosen <irar@il.ibm.com>
12206 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12207 Use REPORT_VECTORIZED_LOCATIONS instead
12208 REPORT_VECTORIZED_LOOPS.
12209 * tree-vectorizer.c (vect_verbosity_level): Make static.
12210 (vect_loop_location): Rename to vect_location.
12211 (vect_set_verbosity_level): Update comment.
12212 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12214 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12215 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12216 instead REPORT_UNVECTORIZED_LOOPS.
12217 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12218 and vect_loop_def to vect_external_def and vect_internal_def.
12219 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12220 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12221 REPORT_UNVECTORIZED_LOCATIONS.
12222 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12223 and vect_used_in_loop and to vect_unused_in_scope and
12224 vect_used_in_scope.
12225 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12226 (vect_verbosity_level): Remove declaration.
12227 (vect_analyze_operations): Likewise.
12228 (vect_analyze_stmt): Declare.
12229 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12230 REPORT_UNVECTORIZED_LOCATIONS.
12231 (vect_get_loop_niters): Fix indentation.
12232 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12233 (vect_analyze_loop_operations): New function.
12234 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12235 vect_analyze_operations.
12236 (vect_is_simple_reduction): Use new names.
12237 (vectorizable_live_operation, vect_transform_loop): Likewise.
12238 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12239 to specify whether the data references can be a part of interleaving
12241 (vect_analyze_data_ref_dependence): Use new names.
12242 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12243 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12244 * tree-vect-patterns.c (widened_name_p): Use new names.
12245 (vect_recog_dot_prod_pattern): Likewise.
12246 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12247 (process_use, vect_mark_stmts_to_be_vectorized,
12248 vect_model_simple_cost, vect_model_store_cost,
12249 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12250 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12251 vectorizable_operation, vectorizable_type_demotion,
12252 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12253 vectorizable_condition): Likewise.
12254 (vect_analyze_operations): Split into vect_analyze_loop_operations
12256 (vect_analyze_stmt): ... new function.
12257 (new_stmt_vec_info): Use new names.
12258 (vect_is_simple_use): Use new names and fix comment.
12259 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12260 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12262 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12265 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12266 and integer modes for x87 operands. Do not ICE for unsupported size,
12267 generate error instead. Generate error for unsupported operand types.
12268 ['z']: Do not handle HImode memory operands specially. Warning
12269 for floating-point operands. Fallthru to 'Z' for unsupported operand
12270 types. Do not ICE for unsupported size, generate error instead.
12271 (output_387_binary_op): Use %Z to output operands.
12272 (output_fp_compare): Ditto.
12273 (output_387_reg_move): Ditto.
12275 2009-04-28 Ben Elliston <bje@au.ibm.com>
12280 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12282 * builtins.c (c_strlen): Do not warn here.
12283 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12284 * c-common.c (pointer_int_sum): Take an explicit location.
12285 Warn about offsets out of bounds.
12286 * c-common.h (pointer_int_sum): Adjust declaration.
12288 2009-04-27 Ian Lance Taylor <iant@google.com>
12290 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12292 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12293 * df-core.c (df_set_flags): Change return type to int. Change
12294 type of old_flags to int.
12295 (df_clear_flags): Likewise.
12296 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12297 (df_get_conditional_uses): Likewise.
12298 * df.h (df_set_flags, df_clear_flags): Update declarations.
12299 * dwarf2out.c (struct indirect_string_node): Change type of form
12300 field to enum dwarf_form.
12301 (AT_string_form): Change return type to enum dwarf_form.
12302 * fixed-value.c (fixed_compare): Add cast to enum type.
12303 * fwprop.c (update_df): Change 0 to VOIDmode.
12304 * gensupport.c: Change 0 to UNKNOWN.
12305 * gimple.h (gimple_cond_code): Add cast to enum type.
12306 * haifa-sched.c (reemit_notes): Add cast to enum type.
12307 * hooks.c (hook_int_void_no_regs): Remove function.
12308 * hooks.h (hook_int_void_no_regs): Remove declaration.
12309 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12310 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12311 * real.c (real_arithmetic): Add cast to enum type.
12312 (real_compare): Likewise.
12313 * target.h (struct gcc_target): Change return type of
12314 branch_target_register_class to enum reg_class.
12315 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12316 default_branch_target_register_class.
12317 * targhooks.c (default_branch_target_register_class): New function.
12318 * targhooks.h (default_branch_target_register_class): Declare.
12319 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12320 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12322 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12324 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12325 vect_uninitialized_def. Change 0 to ERROR_MARK.
12326 * tree-vect-stmts.c (supportable_widening_operation): Don't
12327 initialize icode1 and icode2.
12328 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12329 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12331 (cmn_err_flag_specs): Change 0 to STD_C89.
12332 (cmn_err_char_table): Likewise.
12333 * config/arm/arm.c (get_arm_condition_code): Change type of code
12334 to enum arm_cond_code.
12335 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12336 (IWMMXT_BUILTIN2): Likewise.
12337 (neon_builtin_type_bits): Don't define typedef.
12338 (neon_builtin_datum): Change type of bits field to int.
12339 (arm_expand_neon_args): Add cast to enum type.
12340 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12342 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12343 casts to enum type.
12344 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12346 * config/mips/mips.md (jal_macro): Return enum constant.
12347 (single_insn): Likewise.
12348 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12350 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12351 casts to enum type.
12352 * config/s390/s390.c (s390_tune_flags): Change type to int.
12353 (s390_arch_flags): Likewise.
12354 (s390_handle_arch_option): Change flags field of struct pta to int.
12355 * config/s390/s390.h (s390_tune_flags): Update declaration.
12356 (s390_arch_flags): Likewise.
12357 * config/sh/sh.c (prepare_move_operands): Compare
12358 tls_symbolic_operand result with enum constant.
12359 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12360 (sh_expand_prologue): Add cast to enum type.
12361 (sh_expand_epilogue): Likewise.
12362 (tls_symbolic_operand): Change return type to enum tls_model.
12363 (fpscr_set_from_mem): Add cast to enum type.
12364 (legitimize_pic_address): Compare tls_symbolic_operand result with
12366 (sh_target_reg_class): Change return type to enum reg_class.
12367 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12369 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12370 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12371 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12372 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12373 (delayed_branch, tls_call_delay): Likewise.
12374 (eligible_for_sibcall_delay): Likewise.
12375 (eligible_for_return_delay): Likewise.
12376 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12377 (spu_expand_builtin_1): Likewise.
12379 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12380 for all types of conversions.
12381 (output_init_element): Issue -Wc++-compat warning if needed when
12382 initializing a bitfield with enum type.
12383 * c-parser.c (c_parser_expression): Set original_type to
12384 original_type of right hand operand of comma operator.
12386 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12388 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12390 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12391 * doc/cpp.texi (Standard Predefined Macros)
12392 (Implementation-defined behavior): Likewise.
12393 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12394 * doc/gimple.texi (GIMPLE Exception Handling)
12395 (@code{GIMPLE_ASSIGN}): Likewise.
12396 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12397 * doc/invoke.texi (Warning Options, Optimize Options)
12398 (AVR Options, Darwin Options): Likewise.
12399 (Optimize Options): Reformulate -fwhole-program description.
12400 * doc/loop.texi (Lambda): Likewise.
12401 * doc/md.texi (Output Template, Define Constraints)
12402 (Standard Names, Insn Splitting): Likewise.
12403 * doc/options.texi (Option properties): Likewise.
12404 * doc/passes.texi (Tree-SSA passes): Likewise.
12405 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12406 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12407 (File Names and DBX): Likewise.
12408 * doc/trouble.texi (Incompatibilities): Likewise.
12410 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12412 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12413 instruction is correct.
12415 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12417 Allow non-constant arguments to conversion intrinsics.
12418 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12419 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12420 * spu.c (print_operand): Handle 'v' and 'w'.
12421 (exp2_immediate_p, spu_gen_exp2): Define.
12422 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12423 spu_convtf_1): Update parameter descriptions.
12424 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12425 * constraints.md ('v', 'w'): New.
12426 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12428 (i2f, I2F): New define_mode_attr.
12429 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12430 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12431 fixuns_truncv4sfv4si2): Update to use mode attribute.
12432 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12433 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12434 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12435 patterns for combine.
12437 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12439 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12440 (cprop, hoist, pre, store_motion): New debug counters.
12441 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12442 is not an RTL pass anymore.
12443 (pass_profiling): Remove extern decl for pass removed in 2005.
12444 (pass_gcse, pass_jump_bypass): Remove.
12445 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12446 to 0 for clean state.
12447 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12448 * cse.c (gate_handle_cse_after_global_opts,
12449 rest_of_handle_cse_after_global_opts): New functions.
12450 (pass_cse_after_global_opts): New pass, does local CSE.
12451 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12452 (TV_CPROP): New timevar.
12453 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12454 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12455 (gcse_main, recompute_all_luids): Remove.
12456 (compute_hash_table_work): Call max_reg_num instead of reading
12458 (cprop_jump): Don't set run_jump_opt_after_gcse.
12459 (constprop_register): Always allow to alter jumps.
12460 (cprop_insn): Likewise.
12461 (do_local_cprop): Likewise.
12462 (local_cprop_pass): Likewise. Return non-zero if something changed.
12463 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12464 (find_implicit_sets): Add note about missed optimization opportunity.
12465 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12466 pass_rtl_cprop execute function.
12467 Don't bother tracking the pass number, each pass gets its own dumpfile
12469 Always allow to alter jumpsand bypass jumps.
12470 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12471 will just find no suitable set.
12472 (pre_edge_insert): Fix dumping, this function is for PRE only.
12473 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12474 pass_rtl_pre execute function.
12475 (hoist_code): Return non-zero if something changed. Keep track of
12476 substitutions and insertions for statistics gathering similar to PRE.
12477 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12478 called from the pass_rtl_hoist execute function. Show pass statistics.
12479 (compute_store_table): Use max_reg_num directly instead of using the
12480 formerly global max_gcse_regno.
12481 (build_store_vectors): Likewise.
12482 (replace_store_insn): Fix dumping.
12483 (store_motion): Rename to ...
12484 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12485 pass, called from the pass_rtl_store_motion execute function. Keep
12486 track of substitutions and insertions for statistics gathering similar
12488 (bypass_jumps): Remove, fold interesting bits into ...
12489 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12490 from the pass_rtl_cprop execute function.
12491 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12492 pass_jump_bypass): Remove.
12493 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12494 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12495 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12496 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12497 (gate_rtl_store_motion, execute_rtl_store_motion,
12498 pass_rtl_store_motion): New.
12499 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12500 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12501 * passes.c (init_optimization_passes): Remove pass_gcse and
12502 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12503 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12504 instead of pass_jump_bypass.
12506 2009-04-27 Richard Guenther <rguenther@suse.de>
12508 PR middle-end/39928
12509 * gimplify.c (gimplify_expr): If we are required to create
12510 a temporary make sure it ends up as register.
12512 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12515 * config/i386/i386.c (construct_container): Don't call
12516 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12517 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12519 2009-04-27 Michael Matz <matz@suse.de>
12521 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12522 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12523 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12524 (dump_replaceable_exprs): Take a bitmap.
12525 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12527 (expand_gimple_basic_block): Likewise.
12528 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12529 replaceable_expressions member a bitmap.
12530 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12531 (mark_replaceable): Likewise.
12532 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12533 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12535 2009-04-27 Richard Guenther <rguenther@suse.de>
12537 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12538 (verify_stmts): Dispatch to gimple/type verification code.
12539 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12540 issue with call argument types.
12542 2009-04-27 Michael Matz <matz@suse.de>
12544 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12545 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12548 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12549 Eric Botcazou <ebotcazou@adacore.com>
12551 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12552 a label's basic block.
12553 (mark_target_live_regs): Tidy and rework obsolete comments.
12554 Change back DF problem to LIVE. If a label starts a basic block,
12555 assume that all registers that used to be live then still are.
12556 (init_resource_info): If a label starts a basic block, set its
12557 BLOCK_FOR_INSN accordingly.
12558 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12560 2009-04-27 Richard Guenther <rguenther@suse.de>
12562 * tree-flow-inline.h (function_ann): Remove.
12563 (get_function_ann): Likewise.
12564 * tree-dfa.c (create_function_ann): Remove.
12565 * tree-flow.h (struct static_var_ann_d): Remove.
12566 (struct function_ann_d): Likewise.
12567 (union tree_ann_d): Remove fdecl member.
12568 (function_ann_t): Remove.
12569 (function_ann, get_function_ann, create_function_ann): Remove
12572 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12574 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12576 2009-04-27 Jan Hubicka <jh@suse.cz>
12578 * ipa-pure-const.c (struct funct_state_d): New fields
12579 state_previously_known, looping_previously_known; remove
12580 state_set_in_source.
12581 (analyze_function): Use new fields.
12582 (propagate): Avoid assumption that state_set_in_source imply
12585 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12586 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12587 * cfgloop.h (finite_loop_p): Declare.
12589 2009-04-26 Michael Matz <matz@suse.de>
12591 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12593 2009-04-26 Michael Matz <matz@suse.de>
12595 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12596 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12597 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12598 pass_mark_used_blocks): Remove.
12599 * tree-optimize.c (pass_free_datastructures,
12600 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12601 * passes.c (init_optimization_passes): Don't call
12602 pass_mark_used_blocks, remove dead code.
12604 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12606 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12607 * tree-ssa-live.h (register_ssa_partition): Likewise.
12609 2009-04-26 Michael Matz <matz@suse.de>
12612 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12613 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12614 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12616 (compare_pairs): Swap cost comparison.
12617 (coalesce_ssa_name): Don't use change_partition_var.
12618 * tree-nrv.c (struct nrv_data): Add modified member.
12619 (finalize_nrv_r): Set it.
12620 (tree_nrv): Use it to update statements.
12621 (pass_nrv): Require PROP_ssa.
12622 * tree-mudflap.c (mf_decl_cache_locals,
12623 mf_build_check_statement_for): Use make_rename_temp.
12624 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12625 * alias.c (find_base_decl): Handle SSA names.
12626 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12627 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12628 * rtl.h (set_reg_attrs_for_parm): Declare.
12629 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12630 to "optimized", remove unused locals at finish.
12631 (execute_free_datastructures): Make global, call
12632 delete_tree_cfg_annotations.
12633 (execute_free_cfg_annotations): Don't call
12634 delete_tree_cfg_annotations.
12636 * ssaexpand.h: New file.
12637 * expr.c (toplevel): Include ssaexpand.h.
12638 (expand_assignment): Handle SSA names the same as register variables.
12639 (expand_expr_real_1): Expand SSA names.
12640 * cfgexpand.c (toplevel): Include ssaexpand.h.
12641 (SA): New global variable.
12642 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12643 (SSAVAR): New macro.
12644 (set_rtl): New helper function.
12645 (add_stack_var): Deal with SSA names, use set_rtl.
12646 (expand_one_stack_var_at): Likewise.
12647 (expand_one_stack_var): Deal with SSA names.
12648 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12649 before unique numbers.
12650 (expand_stack_vars): Use set_rtl.
12651 (expand_one_var): Accept SSA names, add asserts for them, feed them
12652 to above subroutines.
12653 (expand_used_vars): Expand all partitions (without default defs),
12654 then only the local decls (ignoring those expanded already).
12655 (expand_gimple_cond): Remove edges when jumpif() expands an
12656 unconditional jump.
12657 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12658 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12660 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12661 members of SA; deal with PARM_DECL partitions here; expand
12662 all PHI nodes, free tree datastructures and SA. Commit instructions
12663 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12664 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12665 info and statements at start, collect garbage at finish.
12666 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12667 (VAR_ANN_PARTITION) Remove.
12668 (change_partition_var): Don't declare.
12669 (partition_to_var): Always return SSA names.
12670 (var_to_partition): Only accept SSA names.
12671 (register_ssa_partition): Only check argument.
12672 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12674 (delete_var_map): Don't free it.
12675 (var_union): Only accept SSA names, simplify.
12676 (partition_view_init): Mark only useful SSA names as used.
12677 (partition_view_fini): Only deal with SSA names.
12678 (change_partition_var): Remove.
12679 (dump_var_map): Use ssa_name instead of partition_to_var member.
12680 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12682 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12683 (struct _elim_graph): New member const_dests; nodes member vector of
12685 (set_location_for_edge): New static helper.
12686 (create_temp): Remove.
12687 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12688 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12689 (new_elim_graph): Allocate const_dests member.
12690 (clean_elim_graph): Truncate const_dests member.
12691 (delete_elim_graph): Free const_dests member.
12692 (elim_graph_size): Adapt to new type of nodes member.
12693 (elim_graph_add_node): Likewise.
12694 (eliminate_name): Likewise.
12695 (eliminate_build): Don't take basic block argument, deal only with
12696 partition numbers, not variables.
12697 (get_temp_reg): New static helper.
12698 (elim_create): Use it, deal with RTL temporaries instead of trees.
12699 (eliminate_phi): Adjust all calls to new signature.
12700 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12701 (rewrite_trees): Only do checking.
12702 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12703 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12704 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12705 contains_tree_r, MAX_STMTS_IN_LATCH,
12706 process_single_block_loop_latch, analyze_edges_for_bb,
12707 perform_edge_inserts): Remove.
12708 (expand_phi_nodes): New global function.
12709 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12710 functions, initialize new parameter, remember partitions having a
12712 (finish_out_of_ssa): New global function.
12713 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12714 don't reset in_ssa_p here, don't disable TER when mudflap.
12715 (pass_del_ssa): Remove.
12716 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12718 (execute_free_datastructures): Declare.
12719 * Makefile.in (SSAEXPAND_H): New variable.
12720 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12721 * basic-block.h (commit_one_edge_insertion): Declare.
12722 * passes.c (init_optimization_passes): Move pass_nrv and
12723 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12724 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12725 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12726 (redirect_branch_edge): Deal with super block when expanding, split
12727 out jump patching itself into ...
12728 (patch_jump_insn): ... here, new static helper.
12730 2009-04-26 Michael Matz <matz@suse.de>
12732 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12733 beyond num_ssa_names.
12734 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12735 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12737 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12739 PR inline-asm/39543
12740 * fwprop.c (forward_propagate_asm): New function.
12741 (forward_propagate_and_simplify): Propagate also into __asm, if it
12742 doesn't increase the number of referenced registers.
12745 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12747 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12749 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12750 note_nonlocal_vla_type for nonlocal VLAs.
12751 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12752 contains_remapped_vars, remap_vla_decls): New functions.
12753 (convert_nonlocal_reference_stmt): If not optimizing, call
12754 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12755 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12756 if it wasn't found in var_map.
12757 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12758 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12759 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12761 * gimplify.c (nonlocal_vlas): New variable.
12762 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12764 (gimplify_body): Create and destroy nonlocal_vlas.
12766 * dwarf2out.c (loc_descr_plus_const): New function.
12767 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12768 mem_loc_descriptor, loc_descriptor_from_tree_1,
12769 descr_info_loc, gen_variable_die): Use it.
12771 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12772 !TREE_STATIC VAR_DECLs.
12773 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12774 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12775 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12776 DECL_BY_REFERENCE is valid.
12777 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12778 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12779 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12780 Copy DECL_BY_REFERENCE.
12781 (struct nesting_copy_body_data): New type.
12782 (nesting_copy_decl): New function.
12783 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12784 if they have variable length.
12786 2009-04-26 Michael Matz <matz@suse.de>
12788 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12789 mark new temporaries for renaming.
12791 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12794 * c-decl.c (global_bindings_p): Return negative value.
12795 (c_variable_size): New. Based on variable_size from
12797 (grokdeclarator): Call c_variable_size not variable_size.
12799 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12801 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12803 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12805 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12806 Redefine it to just use mingw/include.
12807 (ASM_SPEC): Rules for -m32 and -m64.
12808 (LINK_SPEC): Use Likewise.
12809 (SPEC_32): New define.
12810 (SPEC_64): Likewise.
12811 (SUB_LINK_SPEC): Likewise.
12812 (MULTILIB_DEFAULTS): New define.
12813 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12814 Add multilib options.
12815 (MULTILIB_DIRNAMES): Likewise.
12816 (MULTILIB_OSDIRNAMES): Likewise.
12817 (LIBGCC): Likewise.
12818 (INSTALL_LIBGCC): Likewise.
12820 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12823 * c-tree.h (enum c_inline_static_type): New.
12824 (record_inline_static): Declare.
12825 * c-decl.c (struct c_inline_static, c_inline_statics,
12826 record_inline_static, check_inline_statics): New.
12827 (pop_file_scope): Call check_inline_statics.
12828 (start_decl): Call record_inline_static instead of pedwarning
12829 directly for static in inline function.
12830 * c-typeck.c (build_external_ref): Call record_inline_static
12831 instead of pedwarning directly for static referenced in inline
12834 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12836 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12837 not new but only being rescanned.
12838 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12839 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12840 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12841 record_set_info, compute_set, grealloc): Remove.
12842 (recompute_all_luids): New function.
12843 (gcse_main): Don't compute sets, and don't do related memory
12844 allocations/free-ing. If something changed before the end of the
12845 pass, update LUIDs using recompute_all_luids.
12846 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12847 (free_gcse_mem): Don't free it either.
12848 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12849 Use the df insn LUIDs.
12850 (load_killed_in_block): Likewise.
12851 (compute_hash_table_work): Don't compute reg_set_in_block.
12852 (compute_transp): Use DF_REG_DEF_CHAINs.
12853 (local_cprop_pass): Don't use compute_sets and related functions.
12854 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12855 Use get_max_uid() instead of max_cuid.
12856 (insert_insn_end_basic_block, pre_insert_copy_insn,
12857 update_ld_motion_stores): Don't try to
12858 keep reg_set tables up to date.
12859 (pre_insert_copies): Use df insn LUIDs.
12860 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12861 (reg_set_info): Don't use extra bitmap argument.
12862 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12863 information to compute regs_set_in_block.
12864 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12865 (bypass_jumps): Don't use compute_sets and friends.
12867 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12870 * opts.c (undocumented_msg): Do not leave blank even with
12873 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12875 * c-decl.c (build_enumerator): Allow values folding to integer
12876 constants but not integer constant expressions with a pedwarn if
12879 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12882 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12883 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12884 type is an integer constant.
12886 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12889 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12892 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12895 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12896 with variably modified return type and no storage class
12897 specifiers, except for the case of nested functions. Distinguish
12898 extern declarations of functions with variably modified return
12899 types from those of objects with variably modified types.
12901 2009-04-25 Jan Hubicka <jh@suse.cz>
12903 * tree.c (list_equal_p): New function.
12904 * tree.h (list_equal_p): Declare.
12905 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12906 basic_block_def, basic_block, const_basic_block): New.
12907 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12908 (redirect_eh_edge): New function.
12909 (make_eh_edge_update_phi): EH edges are not abnormal.
12910 * except.c: Include tree-flow.h.
12911 (list_match): New function.
12912 (eh_region_replaceable_by_p): New function.
12913 (replace_region): New function.
12914 (hash_type_list): New function.
12915 (hash_eh_region): New function.
12916 (eh_regions_equal_p): New function.
12917 (merge_peers): New function.
12918 (remove_unreachable_regions): Verify EH tree when checking;
12920 (copy_eh_region_1): New function.
12921 (copy_eh_region): New function.
12922 (push_reachable_handler): New function.
12923 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12924 regions without label but with live RESX.
12925 * except.h (redirect_eh_edge_to_label): New.
12926 * tree-flow.h (redirect_eh_edge): New.
12927 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12928 basic_block_def, basic_block, const_basic_block): Remove.
12929 * Makefile.in (except.o): Add dependency on tree-flow.h
12930 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12931 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12934 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12937 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12938 on the destination of memcpy.
12940 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12942 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12943 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12944 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12946 2009-04-25 Jan Hubicka <jh@suse.cz>
12948 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12949 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12950 to be reached by different label than left.
12951 (update_eh_edges): Update comment; remove edge_to_remove if possible
12952 and return true if suceeded.
12953 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12954 (cleanup_eh): Compute sharing map.
12955 * except.c (remove_eh_handler_and_replace): Add argument if we should
12957 (remove_unreachable_regions): Update for label sharing.
12958 (label_to_region_map): Likewise.
12959 (get_next_region_sharing_label): New function.
12960 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12962 (remove_eh_handler): Update.
12963 (remove_eh_region_and_replace_by_outer_of): New function.
12964 * except.h (struct eh_region): Add next_region_sharing_label.
12965 (remove_eh_region_and_replace_by_outer_of,
12966 get_next_region_sharing_label): Declare.
12967 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12969 2009-04-25 Jan Hubicka <jh@suse.cz>
12971 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12972 insert code even if they are not critical.
12974 2009-04-25 Jan Hubicka <jh@suse.cz>
12976 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12977 (gimple_can_remove_branch_p): EH edges won't remove branch by
12979 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12980 updating of non-abnormal EH edges.
12981 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12982 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12983 (split_critical_edges): Split also edges where emitting code on them
12984 will lead to splitting later.
12986 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12987 H.J. Lu <hongjiu.lu@intel.com>
12990 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12991 the configured assembler supports fildq and fistpq mnemonics.
12992 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12993 * configure: Regenerated.
12994 * config.in: Ditto.
12996 * config/i386/i386.c (print_operand): Handle 'Z'.
12997 ['z']: Remove handling of special fild/fist suffixes.
12998 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12999 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13000 suffix of fild insn.
13001 (*floatsi<mode>2_vector_mixed): Ditto.
13002 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13003 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13004 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13005 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13006 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13008 2009-04-25 Ben Elliston <bje@au.ibm.com>
13010 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13011 the source of a set operation.
13013 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13015 * target.h (struct gcc_target): Add case_values_threshold field.
13016 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13017 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13018 * targhooks.c (default_case_values_threshold): New function.
13019 * targhooks.h (default_case_values_threshold): Declare function.
13020 * stmt.c (expand_case): Use case_values_threshold target hook.
13021 * expr.h (case_values_threshold): Remove declartation.
13022 * expr.c (case_values_threshold): Remove function.
13023 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13025 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13026 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13027 (avr_case_values_threshold): Declare as static.
13028 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13030 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13031 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13032 (mn10300_case_values_threshold): New function.
13034 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13036 * ira.c (setup_cover_and_important_classes): Add enum cast.
13038 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13040 * genpreds.c (write_enum_constraint_num): Output definition of
13041 CONSTRAINT_NUM_DEFINED_P macro.
13042 * ira.c (setup_cover_and_important_classes): Use
13043 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13045 2009-04-24 DJ Delorie <dj@redhat.com>
13047 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13048 __SH2A_SINGLE_ONLY__ also.
13050 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13052 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13053 (movdf_internal): Ditto.
13054 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13055 SFmode and DFmode constants.
13056 (ia64_print_operand): Add 'G' format for printing
13057 floating point constants.
13059 2009-04-24 Richard Guenther <rguenther@suse.de>
13061 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13062 from unsigned additions.
13064 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13066 * c-typeck.c (set_init_index): Allow array designators that are
13067 not integer constant expressions with a pedwarn if pedantic.
13069 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13071 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13072 zero if no overlap in nonzero bits between the operands.
13074 2009-04-24 Ian Lance Taylor <iant@google.com>
13076 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13077 (record_dead_and_set_regs): Likewise.
13078 * df.h (struct df_mw_hardreg): Change flags field to int.
13079 (struct df_base_ref): Likewise.
13080 (struct df): Change changeable_flags field to int.
13081 * df-scan.c (df_defs_record): Change clobber_flags to int.
13082 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13083 constants rather than #define macros.
13084 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13085 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13086 (enum dwarf_calling_convention): Likewise.
13087 (enum dwarf_line_number_x_ops): Likewise.
13088 (enum dwarf_call_frame_info): Likewise.
13089 (enum dwarf_source_language): Likewise.
13090 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13091 (add_calling_convention_attribute): Likewise.
13092 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13093 (combine_comparisons): Change compcode to int. Add cast to enum type.
13094 * genrecog.c (maybe_both_true_2): Change c to int.
13095 (write_switch): Likewise. Add cast to enum type.
13096 * gimplify.c (gimplify_omp_for): Handle return values from
13097 gimplify_expr using MIN rather than bitwise or.
13098 (gimplify_expr): Add cast to enum type.
13099 * ipa-prop.c (update_jump_functions_after_inlining): Change
13100 IPA_BOTTOM to IPA_JF_UNKNOWN.
13101 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13102 Add casts to enum type.
13103 (setup_cover_and_important_classes): Change cl to int. Add casts
13105 (setup_class_translate): Change cl and mode to int.
13106 (ira_init_once): Change mode to int.
13107 (free_register_move_costs): Likewise.
13108 (setup_prohibited_mode_move_regs): Add casts to enum type.
13109 * langhooks.c (add_builtin_function_common): Rework assertion that
13110 value fits bitfield.
13111 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13112 * omega.c (omega_do_elimination): Avoid math on enum types.
13113 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13114 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13115 int local to handle integral_argment value.
13116 * regmove.c (try_auto_increment): Change PUT_MODE to
13118 * reload.c (push_secondary_reload): Add casts to enum type.
13119 (secondary_reload_class, find_valid_class): Likewise.
13120 * reload1.c (emit_input_reload_insns): Likewise.
13121 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13122 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13123 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13125 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13126 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13128 (expand_complex_libcall): Add casts to enum type.
13129 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13130 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13131 with ERROR_MARK, not NUM_TREE_CODES.
13132 (vect_create_epilog_for_reduction): Likewise.
13133 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13134 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13135 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13137 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13138 vect_unused_in_loop. Change 0 to loop_vect.
13139 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13140 * var-tracking.c (get_init_value): Change return type to enum
13142 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13143 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13145 (arm_override_options): Add casts to enum type.
13146 (arm_emit_tls_decoration): Likewise.
13147 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13149 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13150 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13151 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13153 * config/s390/s390.c (code_for_builtin_64): Change to array of
13155 (code_for_builtin_31): Likewise.
13156 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13158 * config/sparc/sparc.c (sparc_override_options): Change value
13159 field in struct code_model to enum cmodel. In initializer change
13160 0 to NULL and add cast to enum type.
13162 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13163 Change all callers. Issue a -Wc++-compat warning using
13164 lhs_origtype if necessary.
13165 (convert_for_assignment): Issue -Wc++-compat warnings about
13166 invalid conversions to enum type on assignment.
13167 * c-common.h (build_modify_expr): Update declaration.
13169 2009-04-24 Nick Clifton <nickc@redhat.com>
13171 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13172 (function_arg_advance): Likewise.
13173 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13176 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13178 * config/s390/constraints.md ('I', 'J'): Fix condition.
13180 2009-04-24 Diego Novillo <dnovillo@google.com>
13182 * gengtype-parse.c (parse_error): Add newline after message.
13184 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13186 * config/i386/sse.md (avxmodesuffixs): Removed.
13187 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13188 (*avx_pinsr<ssevecsize>): This.
13190 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13192 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13193 follow chains of regs with a single definition, and allow expressions
13194 that are function_invariant_p.
13195 (simple_rhs_p): Allow expressions that are function_invariant_p.
13197 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13199 PR middle-end/39867
13200 * fold-const.c (fold_cond_expr_with_comparison): When folding
13201 > and >= to MAX, make sure the MAX uses the same type as the
13202 comparison's operands.
13204 2009-04-24 Nick Clifton <nickc@redhat.com>
13206 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13207 addressing for DImode accesses.
13208 (frv_print_operand_address): Handle PLUS case.
13209 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13211 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13213 PR rtl-optimization/39794
13214 * alias.c (canon_true_dependence): Add x_addr argument.
13215 * rtl.h (canon_true_dependence): Adjust prototype.
13216 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13217 * cselib.c (cselib_invalidate_mem): Likewise.
13218 * gcse.c (compute_transp): Likewise.
13219 * dse.c (scan_reads_nospill): Likewise.
13220 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13221 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13222 canon_base_addr of the group, plus optional offset.
13223 (struct group_info): Rename canon_base_mem to
13225 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13226 canon_rtx of base_mem.
13228 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13230 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13231 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13233 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13235 * config/spu/spu-builtins.h: Delete file.
13237 * config/spu/spu.h (enum spu_builtin_type): Move here from
13239 (struct spu_builtin_description): Likewise. Add GTY marker.
13240 Do not use enum spu_function_code or enum insn_code.
13241 (spu_builtins): Add extern declaration.
13243 * config/spu/spu.c: Do not include "spu-builtins.h".
13244 (enum spu_function_code, enum spu_builtin_type_index,
13245 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13246 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13247 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13248 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13249 (spu_builtin_types): Make static. Add GTY marker.
13250 (spu_builtins): Add extern declaration with GTY marker.
13251 Include "gt-spu.h".
13253 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13254 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13255 Check programmatically whether all parameters are scalar.
13257 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13259 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13261 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13262 assignment from the constructor either if the target is volatile.
13264 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13266 * config/arm/arm.md (insv): Do not share operands[0].
13268 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13270 * config/vxlib-tls.c (active_tls_threads): Delete.
13271 (delete_hook_installed): New.
13272 (tls_delete_hook): Don't delete the delete hook.
13273 (tls_destructor): Delete it here.
13274 (__gthread_set_specific): Adjust installing the delete hook.
13275 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13276 __gthread_leave_tsd_dtor_context.
13278 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13280 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13282 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13284 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13286 (alpha_rtx_costs): Ditto.
13287 (emit_unlikely_jump): Use add_reg_note.
13288 (emit_frame_store_1): Ditto.
13289 (alpha_expand_prologue): Ditto.
13290 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13291 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13293 2009-04-23 Nick Clifton <nickc@redhat.com>
13295 * config/v850/v850.md (epilogue): Remove suppressed code.
13296 (return): Rename to return_simple and remove test of frame size.
13297 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13298 to gen_return_simple.
13300 2009-04-22 Jing Yu <jingyu@google.com>
13303 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13305 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13308 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13309 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13310 value is a VECTOR_CST, the element type is the element type of the
13313 2009-04-22 DJ Delorie <dj@redhat.com>
13315 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13317 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13319 * alias.c (find_base_term): Move around LO_SUM case, so that
13320 CONST falls through into PLUS/MINUS handling.
13323 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13324 into 0, use omit_one_operand.
13326 2009-04-23 Ben Elliston <bje@au.ibm.com>
13328 * config/rs6000/linux-unwind.h (get_regs): Remove type
13329 puns. Change the type of `pc' to an array of unsigned ints and
13330 update all users. Constify frame24.
13332 2009-04-22 DJ Delorie <dj@redhat.com>
13334 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13335 declarations before code.
13336 (current_function_special_page_vector): Likewise.
13337 (m32c_expand_insv): Silence a warning.
13339 2009-04-21 Taras Glek <tglek@mozilla.com>
13341 * alias.c: Update GTY annotations to new syntax.
13342 * basic-block.h: Likewise.
13343 * bitmap.h: Likewise.
13344 * c-common.h: Likewise.
13345 * c-decl.c: Likewise.
13346 * c-parser.c: Likewise.
13347 * c-pragma.c: Likewise.
13348 * c-tree.h: Likewise.
13349 * cfgloop.h: Likewise.
13350 * cgraph.h: Likewise.
13351 * config/alpha/alpha.c: Likewise.
13352 * config/arm/arm.h: Likewise.
13353 * config/avr/avr.h: Likewise.
13354 * config/bfin/bfin.c: Likewise.
13355 * config/cris/cris.c: Likewise.
13356 * config/darwin.c: Likewise.
13357 * config/frv/frv.c: Likewise.
13358 * config/i386/i386.c: Likewise.
13359 * config/i386/i386.h: Likewise.
13360 * config/i386/winnt.c: Likewise.
13361 * config/ia64/ia64.h: Likewise.
13362 * config/iq2000/iq2000.c: Likewise.
13363 * config/mips/mips.c: Likewise.
13364 * config/mmix/mmix.h: Likewise.
13365 * config/pa/pa.c: Likewise.
13366 * config/pa/pa.h: Likewise.
13367 * config/rs6000/rs6000.c: Likewise.
13368 * config/s390/s390.c: Likewise.
13369 * config/sparc/sparc.c: Likewise.
13370 * config/xtensa/xtensa.c: Likewise.
13371 * cselib.h: Likewise.
13372 * dbxout.c: Likewise.
13373 * dwarf2out.c: Likewise.
13374 * except.c: Likewise.
13375 * except.h: Likewise.
13376 * fixed-value.h: Likewise.
13377 * function.c: Likewise.
13378 * function.h: Likewise.
13379 * gimple.h: Likewise.
13380 * integrate.c: Likewise.
13381 * optabs.c: Likewise.
13382 * output.h: Likewise.
13383 * real.h: Likewise.
13385 * stringpool.c: Likewise.
13386 * tree-data-ref.c: Likewise.
13387 * tree-flow.h: Likewise.
13388 * tree-scalar-evolution.c: Likewise.
13389 * tree-ssa-address.c: Likewise.
13390 * tree-ssa-alias.h: Likewise.
13391 * tree-ssa-operands.h: Likewise.
13392 * tree.c: Likewise.
13393 * tree.h: Likewise.
13394 * varasm.c: Likewise.
13395 * varray.h: Likewise.
13397 * coretypes.h: Do not define GTY macro if it is already defined.
13398 * doc/gty.texi: Update GTY documentation to new syntax.
13399 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13400 annotations on structs.
13401 * gengtype-parse.c: Likewise.
13403 2009-04-22 Mark Heffernan <meheff@google.com>
13405 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13407 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13409 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13412 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13414 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13415 the same as a PLUS without a shift. Increase the cost of a
13418 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13420 * Makefile.in: Update dependencies.
13421 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13422 * errors.h: Remove bogus comment about compatibility.
13423 (warning): Update declaration.
13424 * genautomata.c: Update all calls to warning.
13425 * gimple.c: Do not include errors.h. Include toplev.h.
13426 * tree-ssa-structalias.c: Do not include errors.h.
13427 * omega.c: Likewise.
13428 * tree-ssa-reassoc.c: Likewise.
13429 * config/spu/spu-c.c: Likewise.
13430 * config/spu/t-spu-elf: Update dependencies.
13432 2009-04-22 Richard Guenther <rguenther@suse.de>
13434 PR tree-optimization/39824
13435 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13436 make sure the types are compatible.
13438 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13441 * c-common.c (c_parse_error): Take a token_flags parameter.
13442 Use token_type for the token type instead.
13443 Pass token_flags to cpp_type2name.
13444 * c-common.h (c_parse_error): Update declaration.
13445 * c-parser.c (c_parser_error): Pass 0 as token flags.
13447 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13449 PR rtl-optimization/39580
13450 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13452 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13454 * function.c (expand_function_end): Do not emit a jump to the "naked"
13455 return label for fall-through returns.
13456 * except.c (sjlj_emit_function_exit): Always place the call to the
13457 unregister function at the location installed by expand_function_end.
13459 2009-04-22 Richard Guenther <rguenther@suse.de>
13461 PR tree-optimization/39845
13462 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13463 (gen_inbound_check): Likewise.
13465 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13467 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13469 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13470 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13472 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13474 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13475 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13476 shift counts to avoid out-of-bounds array accesses.
13478 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13480 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13481 (Pmode): Move above.
13483 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13485 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13486 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13487 GET_CODE macro. Use IN_RANGE macro where appropriate.
13488 * config/alpha/alpha.h: Ditto.
13489 * config/alpha/alpha.md: Ditto.
13490 * config/alpha/constraints.md: Ditto.
13491 * config/alpha/predicates.md: Ditto.
13493 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13495 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13496 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13497 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13498 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13499 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13500 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13501 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13502 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13503 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13504 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13505 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13506 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13507 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13508 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13509 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13510 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13511 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13512 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13513 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13514 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13515 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13516 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13517 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13518 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13519 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13520 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13521 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13523 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13525 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13526 references from comments.
13527 * cfgbuild.c: (count_basic_blocks): Delete.
13528 (find_basic_blocks_1): Delete.
13529 (find_basic_blocks): Delete.
13530 * except.c (finish_eh_generation): Make static. Move comment from
13531 except.h here. Remove find_basic_blocks references from comments.
13532 * except.h (finish_eh_generation): Delete.
13533 * basic-block.h (find_basic_blocks): Delete.
13534 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13536 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13538 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13539 (sdbout_parms): Likewise.
13541 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13543 * config/sh/sh.c (prepare_cbranch_operands): Use
13544 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13545 (expand_cbranchdi4): Likewise.
13546 (from_compare): Add cast to enum type.
13547 (expand_cbranchsi4): Use add_reg_note.
13548 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13549 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13550 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13551 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13552 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13553 instead of CODE_FOR_nothing.
13554 (cbranchdi4): Likewise. Fix the order of arguments for
13556 (push_fpscr): Use add_reg_note.
13557 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13558 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13560 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13562 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13563 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13564 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13565 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13566 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13567 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13568 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13569 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13570 config/alpha/x-vms, config/arc/t-arc,
13571 config/arm/README-interworking, config/arm/arm-c.c,
13572 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13573 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13574 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13575 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13576 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13577 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13578 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13579 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13580 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13581 config/cris/t-elfmulti, config/crx/t-crx,
13582 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13583 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13584 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13585 config/h8300/t-h8300, config/i386/athlon.md,
13586 config/i386/darwin-libgcc.10.4.ver,
13587 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13588 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13589 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13590 config/i386/t-linux64, config/i386/t-nwld,
13591 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13592 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13593 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13594 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13595 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13596 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13597 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13598 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13599 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13600 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13601 config/m68k/t-uclinux, config/mcore/t-mcore,
13602 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13603 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13604 config/mips/crtn.asm, config/mips/irix-crti.asm,
13605 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13606 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13607 config/mips/mips-fixed.md, config/mips/sb1.md,
13608 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13609 config/mips/t-iris6, config/mips/t-isa3264,
13610 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13611 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13612 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13613 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13614 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13615 config/mn10300/t-linux, config/mn10300/t-mn10300,
13616 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13617 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13618 config/picochip/libgccExtras/clzsi2.asm,
13619 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13620 config/rs6000/darwin-libgcc.10.4.ver,
13621 config/rs6000/darwin-libgcc.10.5.ver,
13622 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13623 config/rs6000/t-aix43, config/rs6000/t-aix52,
13624 config/rs6000/t-darwin, config/rs6000/t-fprules,
13625 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13626 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13627 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13628 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13629 config/rs6000/t-rtems, config/rs6000/t-spe,
13630 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13631 config/score/t-score-elf, config/sh/divcost-analysis,
13632 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13633 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13634 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13635 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13636 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13637 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13638 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13639 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13640 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13641 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13642 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13643 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13644 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13645 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13646 * config/h8300/genmova.sh: Include copyright and license notices
13647 in generated output.
13648 * config/h8300/mova.md: Regenerate.
13649 * doc/install.texi2html: Include word "Copyright" in copyright
13650 notice and use name "Free Software Foundation, Inc.".
13651 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13652 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13653 ChangeLog-2007, ChangeLog-2008: Correct dates.
13655 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13657 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13658 NE_EXPR operations as well.
13659 * c-parser.c (c_parser_condition): Do not set location information on
13661 (c_parser_conditional_expression): Likewise.
13662 (c_parser_binary_expression): Set location information on operators.
13663 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13664 TRUTH_NOT_EXPR has been folded.
13665 * fold-const.c (fold_truth_not_expr): Copy location information from
13666 the incoming expression to the outgoing one.
13667 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13668 recursive calls on the LHS of the operator but pass that of the
13669 operator to recursive calls on the RHS of the operator. Set it
13671 (shortcut_cond_expr): Set the locus of the operator on the second
13672 COND_EXPR and that of the expression on the first in degenerate cases.
13673 Pass the locus of the expression to calls to shortcut_cond_r.
13674 Set the locus of the 'then' block on the associated jump, if any.
13675 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13676 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13677 expression to call to gimplify_boolean_expr.
13679 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13681 * config.gcc: Add additional configuration for
13682 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13683 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13684 (CPP_SPEC): Redefine for allowing -municode option.
13685 (STARTFILE_SPEC): Likewise.
13686 * config/i386/t-mingw-w64: New.
13687 * config/i386/mingw-w64.opt: New.
13688 (municode): Add new target option.
13689 * doc/invoke.texi (municode): Add documentation for new option.
13691 2009-04-21 Ian Lance Taylor <iant@google.com>
13693 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13694 Correct test for number of arguments.
13695 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13697 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13699 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13700 argument of emit_library_call.
13702 2009-04-21 Richard Guenther <rguenther@suse.de>
13704 PR middle-end/39829
13705 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13706 inside VIEW_CONVERT_EXPRs.
13708 2009-04-21 Martin Jambor <mjambor@suse.cz>
13710 * tree-switch-conversion.c (build_constructors): Split a long line.
13711 (constructor_contains_same_values_p): New function.
13712 (build_one_array): Create assigns of constants if possible, do not
13713 call mark_sym_for_renaming, call update_stmt.
13714 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13715 make_rename_temp. Do not call mark_symbols_for_renaming, call
13717 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13718 find_new_referenced_vars, call update_stmt.
13719 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13720 instead of calling make_rename_temp. Do not call
13721 find_new_referenced_vars or mark_symbols_for_renaming, call
13724 2009-04-21 Richard Guenther <rguenther@suse.de>
13726 PR tree-optimization/39827
13727 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13728 (tree_ssa_phiprop): Pass the correct array size.
13730 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13732 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13734 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13737 * c-typeck.c (lvalue_p): Move declaration ...
13738 * c-common.h (lvalue_p): ... to here.
13739 * c-common.c (candidate_equal_p): New.
13740 (add_tlist): Use it.
13741 (merge_tlist): Use it.
13742 (warn_for_collisions_1): Likewise.
13743 (warning_candidate_p): Accept more candidates.
13744 (verify_tree): A warning candidate can be an expression. Use
13747 2009-04-21 Ben Elliston <bje@au.ibm.com>
13750 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13751 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13752 options. Remove -mcall-solaris documentation.
13754 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13757 * doc/invoke.texi (-Wlong-long): Update description.
13758 * c-lex (interpret_integer): Only warn if there was no previous
13759 overflow and -Wlong-long is enabled.
13760 * c-decl.c (declspecs_add_type): Drop redundant flags.
13761 * c.opt (Wlong-long): Init to -1.
13762 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13763 and front-end warn_long_long. Wlong-long only depends on other
13764 flags if it is uninitialized.
13765 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13766 the same for CPP and FE.
13767 (restore_extension_diagnostics): Likewise.
13769 2009-04-20 Ian Lance Taylor <iant@google.com>
13771 Fix enum conversions which are invalid in C++:
13772 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13773 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13774 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13775 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13776 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13777 (dbxout_parms): Likewise.
13778 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13779 (df_clear_flags): Likewise.
13780 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13781 top_flag parameter to int.
13782 (df_chain_create_bb_process_use): Likewise.
13783 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13785 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13786 (df_ref_create_structure, df_def_record_1): Likewise.
13787 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13788 (df_notes_rescan): Change 0 to VOIDmode in function call.
13789 (df_get_call_refs, df_insn_refs_collect): Likewise.
13790 (df_bb_regs_collect): Likewise.
13791 (df_entry_block_defs_collect): Likewise.
13792 (df_exit_block_uses_collect): Likewise.
13793 * df.h: Update declarations.
13794 * double-int.c (double_int_divmod): Add cast to enum type.
13795 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13796 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13797 (based_loc_descr): Likewise.
13798 (loc_descriptor_from_tree_1): Change first_op and second_op to
13799 enum dwarf_location_atom. Add cast to enum type.
13800 * expmed.c (init_expmed): Change 0 to SET in function call.
13801 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13802 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13803 (do_store_flag): Likewise.
13804 * fixed-value.h (struct fixed_value): Change mode to enum
13806 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13807 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13809 (insert_insn_decl, insert_decl, insert_state): Likewise.
13810 (automata_list_finish): Likewise.
13811 * genrecog.c (process_define_predicate): Add cast to enum type.
13812 * gensupport.c (init_predicate_table): Add cast to enum type.
13813 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13815 (gimple_build_call_1, gimple_build_label): Likewise.
13816 (gimple_build_goto, gimple_build_asm_1): Likewise.
13817 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13818 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13819 (enum fallback): Rename from enum fallback_t.
13820 (fallback_t): Typedef as int.
13821 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13822 GSI_SAME_STMT in function call.
13823 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13825 (setup_reg_class_relations): Likewise.
13826 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13827 (setup_prohibited_class_mode_regs): Add cast to enum type.
13828 (setup_prohibited_mode_move_regs): Likewise.
13829 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13830 (record_address_regs): Change i to enum reg_class.
13831 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13832 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13833 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13834 (GET_MODE_2XWIDER_MODE): Likewise.
13835 (GET_CLASS_NARROWEST_MODE): Likewise.
13836 * omp-low.c (expand_omp_for): Add cast to enum type.
13837 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13838 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13839 * postreload.c (reload_cse_simplify_operands): Change rclass local
13841 * predict.c (combine_predictions_for_insn): Change best_predictor
13842 and predictor to enum br_predictor.
13843 (combine_predictions_for_bb): Likewise.
13844 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13845 use SET_PREDICT_EXPR_OUTCOME.
13846 * real.c (real_arithmetic): Change icode to code in function call.
13847 * reginfo.c (init_move_cost): Add casts to enum type.
13848 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13849 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13851 * reload.c (find_valid_class): Add casts to enum type.
13852 (push_reload): Change 0 to NO_REGS in function call.
13853 (find_reloads): Change this_alternative to array of enum
13854 reg_class. Remove some now-unnecessary casts.
13855 (make_memloc): Change 0 to VOIDmode in function call.
13856 * reload1.c (reload): Change 0 to VOIDmode in function call.
13857 (eliminate_regs_1, elimination_effects): Likewise.
13858 (eliminate_regs_in_insn): Likewise.
13859 (emit_input_reload_insns): Add cast to enum type.
13860 (delete_output_reload): Change 0 to VOIDmode in function call.
13861 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13862 to enum type in function call.
13863 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13864 (SET_PREDICT_EXPR_OUTCOME): Define.
13865 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13866 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13867 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13868 (dump_function): Likewise.
13869 * tree-dump.h: Update declarations.
13870 * tree-pass.h: Update declarations.
13871 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13872 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13874 (arm_rtx_costs_1): Correct parenthesization.
13875 (arm_rtx_costs): Add casts to enum type.
13876 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13877 (vfp_emit_fstmd): Use add_rg_note.
13878 (emit_multi_reg_push, emit_sfm): Likewise.
13879 (thumb_set_frame_pointer): Likewise.
13880 (arm_expand_prologue): Likewise.
13881 (arm_regno_class): Change return type to enum reg_class.
13882 (thumb1_expand_prologue): Use add_reg_note.
13883 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13884 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13886 * config/arm/gentune.sh: Add cast to enum type.
13887 * config/arm/arm-tune.md: Rebuild.
13888 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13889 (ix86_split_fp_branch, predict_jump): Likewise.
13890 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13891 insn_code to enum rtx_code.
13892 (ix86_builtin_vectorized_function): Add cast to enum type.
13893 * config/i386/i386.md (truncdfsf2): Change slot to enum
13895 (truncxf<mode>2, isinf<mode>2): Likewise.
13896 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13898 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13899 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13900 (insert_bundle_state): Change 1 to INSERT in function call.
13901 (ia64_add_bundle_selector_before): Likewise.
13902 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13903 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13904 (restore_stack_nonlocal): Likewise.
13905 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13907 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13909 (mips_rtx_costs): Likewise.
13910 (mips_override_options): Add casts to enum type.
13911 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13913 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13914 (store_reg, set_reg_plus_d): Likewise.
13915 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13916 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13918 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13920 (emit_unlikely_jump): Use add_reg_note.
13921 (rs6000_emit_allocate_stack): Likewise.
13922 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13923 (output_toc): Change 1 to INSERT in function call.
13924 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13925 (rs6000_initialize_trampoline): Likewise.
13926 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13928 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13929 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13930 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13931 (save_gprs): Use add_reg_note.
13932 (s390_emit_prologue): Likewise.
13933 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13934 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13935 (sparc_fold_builtin): Add cast to enum type.
13936 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13938 (spu_expand_prologue): Use add_reg_note.
13939 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13941 2009-04-20 Ian Lance Taylor <iant@google.com>
13943 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13944 (c_parser_postfix_expression_after_primary): Get VEC for list of
13945 arguments. Get original types of arguments. Call
13946 build_function_call_vec.
13947 (cached_expr_list_1, cached_expr_list_2): New static variables.
13948 (c_parser_expr_list): Change return type to VEC *. Add
13949 p_orig_types parameter. Change all callers.
13950 (c_parser_release_expr): New static function.
13951 (c_parser_vec_to_tree_list): New static function.
13952 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13953 call build_function_call_vec.
13954 (build_function_call_vec): New function, based on old
13955 build_function_call.
13956 (convert_arguments): Remove nargs and argarray parameters. Change
13957 values to a VEC. Add origtypes parameter.
13958 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13959 (convert_for_assignment): Add origtype parameter. Change all
13960 callers. If warn_cxx_compat, check for conversion to an enum
13961 type when calling a function.
13962 (store_init_value): Add origtype parameter. Change all callers.
13963 (digest_init): Likewise.
13964 (struct init_node): Add origtype field.
13965 (add_pending_init): Add origtype parameter. Change all callers.
13966 (output_init_element): Likewise.
13967 (output_pending_init_elements): Pass origtype from init_node to
13968 output_init_element.
13969 (process_init_element): Pass origtype from c_expr to
13970 output_init_element.
13971 (c_finish_return): Add origtype parameter. Change all callers.
13972 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13974 (sync_resolve_params): Likewise.
13975 (sync_resolve_return): Change params to first_param. Change caller.
13976 (resolve_overloaded_builtins): Change params to VEC *. Change
13977 callers. Save first parameter around call to build_function_call_vec.
13978 * c-decl.c (finish_decl): Add origtype parameter. Change all
13979 callers. Call build_function_call_vec rather than
13980 build_function_call for cleanup.
13981 * c-tree.h: Update declarations.
13982 * c-common.h: Update declarations.
13983 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13984 params to first_param.
13985 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13986 params parameter from tree to void *.
13987 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13988 Change arglist parameter to have type void *, and to be a pointer
13990 * config/rs6000/rs6000-protos.h
13991 (altivec_resolve_overloaded_builtin): Update declaration.
13992 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13993 fnargs parameter to have type void *, and to be a pointer to a
13994 VEC. Call build_function_call_vec instead of
13995 build_function_call.
13996 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13998 2009-04-20 Joey Ye <joey.ye@intel.com>
13999 Xuepeng Guo <xuepeng.guo@intel.com>
14000 H.J. Lu <hongjiu.lu@intel.com>
14002 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14004 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14005 (IX86_LEA_PRIORITY): Likewise.
14006 (distance_non_agu_define): New function.
14007 (distance_agu_use): Likewise.
14008 (ix86_lea_for_add_ok): Likewise.
14009 (ix86_dep_by_shift_count): Likewise.
14011 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14012 should split for LEA.
14014 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14016 (ix86_dep_by_shift_count): Likewise.
14018 2009-04-20 Richard Guenther <rguenther@suse.de>
14020 * expr.c (handled_component_p): Move ...
14021 * tree.h (handled_component_p): ... here.
14022 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14023 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14024 and REALPART_EXPR to be in one group.
14026 2009-04-20 Richard Guenther <rguenther@suse.de>
14028 * basic-block.h (get_all_dominated_blocks): Declare.
14029 * dominance.c (get_all_dominated_blocks): New function.
14030 * tree-cfg.c (get_all_dominated_blocks): Remove.
14031 (remove_edge_and_dominated_blocks): Adjust.
14032 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14033 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14034 instead of recursing.
14036 2009-04-20 Doug Kwan <dougkwan@google.com>
14038 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14039 (struct cgraph_node_set_def): New type.
14040 (cgraph_node_set) New type. Also declare vector functions.
14041 (struct cgraph_node_set_element_def): New type.
14042 (cgraph_node_set_element): Ditto.
14043 (cgraph_node_set_iterator): New iterator type.
14044 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14045 cgraph_node_set_remove, dump_cgraph_node_set,
14046 debug_cgraph_node_set): New prototypes.
14047 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14048 cgraph_node_set_size): New inlines.
14049 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14050 including cgraph.h.
14051 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14052 argument to function 'write_summary'.
14053 * ipa.c: Include ggc.h.
14054 (hash_cgraph_node_set_element,
14055 eq_cgraph_node_set_element, cgraph_node_set_new,
14056 cgraph_node_set_add, cgraph_node_set_remove,
14057 cgraph_node_set_find, dump_cgraph_node_set,
14058 debug_cgraph_node_set): New functions.
14059 * Makefile.in (ipa.o): Add dependency on GGC_H.
14061 2009-04-20 Ira Rosen <irar@il.ibm.com>
14063 PR tree-optimization/39675
14064 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14065 check of the return code of vect_schedule_slp. Check that
14066 stmt_vec_info still exists for the statement, before checking its
14067 vectorization type.
14069 2009-04-20 Michael Matz <matz@suse.de>
14071 * Makefile.in (generated_files): Take out $(simple_generated_c).
14073 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14075 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14076 (UINTPTR_TYPE): Likewise.
14078 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14081 * c-typeck.c (digest_init): Check for initializing an array with a
14084 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14087 * c-semantics.c (pop_stmt_list): Propagate
14088 STATEMENT_LIST_HAS_LABEL to parent statement list.
14090 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14092 * config/mips/mips.h (mips_tune_attr): New macro.
14093 * config/mips/mips.md (cpu): Use it.
14095 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14098 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14101 2009-04-19 Diego Novillo <dnovillo@google.com>
14103 * toplev.c (compile_file): Move call to coverage_finish ...
14104 * cgraphunit.c (ipa_passes): ... here.
14105 Call cgraph_process_new_functions.
14106 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14107 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14109 2009-04-19 Jan Hubicka <jh@suse.cz>
14111 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14113 (dump_cgraph_node): Dump can throw external flag.
14114 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14116 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14120 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14121 * common.opt (Wlogical-op): Move from here...
14122 * c.opt (Wlogical-op): ... to here.
14123 * c-typeck.c (parser_build_binary_op): Update call to
14124 warn_logical_operator.
14125 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14127 * c-common.c (warn_logical_op): Update.
14128 * c-common.h (warn_logical_op): Update declaration.
14130 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14132 * tree.c (protected_set_expr_location): Fix formatting.
14134 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14137 * c-typeck.c (readonly_warning): new.
14138 (build_unary_op, build_modify_expr): Use readonly_warning for
14139 storing into something readonly but not const-qualified.
14141 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14144 * c-typeck.c (build_unary_op): Check for taking address of
14145 expression of type void.
14147 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14150 * c-typeck.c (build_function_call): Check for calling a function
14151 with qualified void return types. Call require_complete_type when
14154 2009-04-18 Jan Hubicka <jh@suse.cz>
14156 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14158 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14159 can_throw_external flag.
14160 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14161 * ipa-pure-const.c (ignore_edge): New function.
14162 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14163 only over can_throw_external edges.
14164 (local_pure_const): Add nothrow flag.
14165 * ipa-utils.c (searchc): Add ignore_edge callback.
14166 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14167 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14168 (set_nothrow_function_flags): Update cgraph.
14169 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14171 2009-04-18 Richard Guenther <rguenther@suse.de>
14173 PR middle-end/39804
14174 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14175 (fold_stmt): ... this and ...
14176 (fold_stmt_inplace): ... this.
14177 (fold_stmt_1): Fold references in calls and asms.
14178 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14180 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14182 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14183 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14185 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14187 * tree.c (function_args_count): Remove.
14188 * tree.h: Remove the prototype for function_args_count.
14190 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14192 * tree-iterator.c (expr_only): Remove.
14193 * tree.h: Remove the prototype for expr_only.
14195 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14197 * reginfo.c (cannot_change_mode_set_regs): Remove.
14198 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14200 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14202 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14203 whether operands 0 and 1 overlaps.
14205 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14207 PR middle-end/36902
14208 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14209 pointer. Use warning_at instead of warning.
14210 (search_for_addr_array): Likewise.
14211 (check_array_bounds): Likewise.
14212 (check_all_array_refs): Check that the incoming edge is not in the
14213 list of edges to be removed.
14214 (check_all_array_refs): Avoid the temporal pointer.
14215 (vrp_visit_cond_stmt): Fix typo.
14216 (simplify_switch_using_ranges): Handle the case where the switch
14217 index is an integer constant.
14219 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14221 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14223 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14225 * doc/extend.texi, doc/invoke.texi: Fix typos.
14227 2009-04-17 Cary Coutant <ccoutant@google.com>
14229 * tree-flow-inline.h (get_lineno): Fix inverted test.
14231 2009-04-17 Diego Novillo <dnovillo@google.com>
14233 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14234 assertion for AVAIL_OUT.
14236 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14239 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14240 * config/sh/linux-atomic.asm: Likewise.
14242 2009-04-17 Diego Novillo <dnovillo@google.com>
14244 * except.c (debug_eh_tree): New.
14245 (struct eh_region, struct eh_status): Move ...
14246 * except.h: ... here.
14247 (add_type_for_runtime): Declare extern.
14248 (lookup_type_for_runtime): Likewise.
14249 (debug_eh_tree): Declare.
14250 * Makefile.in (GTFILES): List except.h before except.c
14252 2009-04-17 Diego Novillo <dnovillo@google.com>
14254 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14255 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14256 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14257 (find_vars_r): ... here.
14258 * tree-flow.h (find_referenced_vars_in): Declare.
14259 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14260 that AVAIL_OUT exists for BLOCK.
14261 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14262 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14263 (tree-parloops.o): Likewise.
14265 2009-04-17 Simon Baldwin <simonb@google.com>
14267 * toplev.c (default_tree_printer): Add handling for %E format.
14269 2009-04-17 Diego Novillo <dnovillo@google.com>
14271 * tree-pretty-print.c (dump_generic_node): Add break after
14272 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14273 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14274 FUNCTION_TYPE together. Call print_struct_decl when printing
14275 structures and TDF_SLIM is not given.
14276 (print_struct_decl): Fix logic for detecting recursion.
14278 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14281 * gcc.c (create_at_file): New.
14282 (compile_input_file_p): New.
14283 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14284 * main.c (main): Update call to toplev_main.
14285 * toplev.c (toplev_main): Change signature. Call expandargv.
14286 * toplev.h (toplev_main): Change signature.
14288 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14290 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14291 if the latter is not constant.
14293 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14295 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14297 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14299 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14300 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14302 2009-04-17 Richard Guenther <rguenther@suse.de>
14304 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14305 Handle component references view-converting an invariant address.
14307 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14309 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14310 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14311 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14312 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14313 Use @deftypevr rather than @deftypevar.
14315 2009-04-17 Richard Guenther <rguenther@suse.de>
14317 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14318 (get_prop_source_stmt): Likewise.
14319 (can_propagate_from): Likewise.
14321 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14323 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14324 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14325 (--with-multilib-list): Add default value.
14326 * configure: Regenerate.
14327 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14328 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14329 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14330 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14331 Don't add default cpu to multilib list unnecessarily, but do enable
14332 the relevant compiler option..
14333 Add support for --with-multilib-list=<blank> and
14334 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14335 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14336 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14337 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14338 TM_MULTILIB_CONFIG.
14339 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14340 (MULTILIB_OSDIRNAMES): New variable.
14341 * config/sh/t-1e: Delete file.
14342 * config/sh/t-mlib-sh1: Delete file.
14343 * config/sh/t-mlib-sh2: Delete file.
14344 * config/sh/t-mlib-sh2a: Delete file.
14345 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14346 * config/sh/t-mlib-sh2a-single: Delete file.
14347 * config/sh/t-mlib-sh2a-single-only: Delete file.
14348 * config/sh/t-mlib-sh2e: Delete file.
14349 * config/sh/t-mlib-sh3e: Delete file.
14350 * config/sh/t-mlib-sh4: Delete file.
14351 * config/sh/t-mlib-sh4-nofpu: Delete file.
14352 * config/sh/t-mlib-sh4-single: Delete file.
14353 * config/sh/t-mlib-sh4-single-only: Delete file.
14354 * config/sh/t-mlib-sh4a: Delete file.
14355 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14356 * config/sh/t-mlib-sh4a-single: Delete file.
14357 * config/sh/t-mlib-sh4a-single-only: Delete file.
14358 * config/sh/t-mlib-sh4al: Delete file.
14359 * config/sh/t-mlib-sh5-32media: Delete file.
14360 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14361 * config/sh/t-mlib-sh5-64media: Delete file.
14362 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14363 * config/sh/t-mlib-sh5-compact: Delete file.
14364 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14365 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14366 * doc/install.texi (Options specification): Add
14367 --with-multilib-list and --with-endian.
14369 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14371 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14373 (OBJS-common): Add plugin-version.o.
14374 (plugin-version.o): New.
14375 * gcc-plugin.h (plugin_gcc_version): New.
14376 (plugin_default_version_check): New.
14377 (plugin_init_func, plugin_init): Add version argument.
14378 * plugin-version.c: New.
14379 * plugin.c (str_plugin_gcc_version_name): New.
14380 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14381 pass it to the init function.
14382 (plugin_default_version_check): New.
14384 2009-04-17 Richard Guenther <rguenther@suse.de>
14386 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14387 for decl-vs-decl disambiguation.
14389 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14391 * config/s390/s390.h (s390_tune_attr): New macro definition.
14392 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14394 2009-04-17 Richard Guenther <rguenther@suse.de>
14396 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14397 (fold_stmt_r): Likewise.
14398 (maybe_fold_reference): New function.
14399 (fold_gimple_assign): Handle cases fold_stmt_r did.
14400 (fold_stmt): Do not use fold_stmt_r.
14401 (fold_stmt_inplace): Likewise.
14403 2009-04-17 Richard Guenther <rguenther@suse.de>
14405 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14406 (record_equivalences_from_stmt): Remove useless checks and
14408 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14409 the type is already suitable.
14411 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14413 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14415 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14417 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14418 (CMPtype): Define as __gcc_CMPtype.
14420 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14422 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14423 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14425 2009-04-17 Richard Guenther <rguenther@suse.de>
14427 PR tree-optimization/39746
14428 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14429 special-casing for builtins and static variable use/def.
14430 (call_may_clobber_ref_p_1): Likewise.
14432 2009-04-16 Ian Lance Taylor <iant@google.com>
14434 * df.h: Include "timevar.h".
14435 (struct df_problem): Change tv_id field to timevar_id_t.
14436 * tree-pass.h: Include "timevar.h".
14437 (struct opt_pass): Change tv_id field to timevar_id_t.
14438 * timevar.h (timevar_id_t): Define TV_NONE.
14439 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14440 TV_NONE rather than tv_id != 0.
14441 (execute_one_pass): Likewise.
14442 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14443 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14444 dependencies to $(TREE_PASS_H).
14445 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14447 (pass_branch_target_load_optimize2): Likewise.
14448 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14449 (pass_outof_cfg_layout_mode): Likewise.
14450 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14451 (pass_rebuild_cgraph_edges): Likewise.
14452 (pass_remove_cgraph_callee_edges): Likewise.
14453 * df-core.c (pass_df_initialize_opt): Likewise.
14454 (pass_df_initialize_no_opt): Likewise.
14455 (pass_df_finish): Likewise.
14456 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14457 * except.c (pass_set_nothrow_function_flags): Likewise.
14458 (pass_convert_to_eh_region_ranges): Likewise.
14459 * final.c (pass_compute_alignments): Likewise.
14460 * function.c (pass_instantiate_virtual_regs): Likewise.
14461 (pass_init_function): Likewise.
14462 (pass_leaf_regs): Likewise.
14463 (pass_match_asm_constraints): Likewise.
14464 * gimple-low.c (pass_lower_cf): Likewise.
14465 (pass_mark_used_blocks): Likewise.
14466 * init-regs.c (pass_initialize_regs): Likewise.
14467 * integrate.c (pass_initial_value_sets): Likewise.
14468 * ira.c (pass_ira): Likewise.
14469 * jump.c (pass_cleanup_barriers): Likewise.
14470 * omp-low.c (pass_expand_omp): Likewise.
14471 (pass_lower_omp): Likewise.
14472 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14473 * recog.c (pass_split_all_insns): Likewise.
14474 (pass_split_after_reload): Likewise.
14475 (pass_split_before_regstack): Likewise.
14476 (pass_split_before_sched2): Likewise.
14477 (pass_split_for_shorten_branches): Likewise.
14478 * reginfo.c (pass_reginfo_init): Likewise.
14479 (pass_subregs_of_mode_init): Likewise.
14480 (pass_subregs_of_mode_finish): Likewise.
14481 * passes.c (pass_postreload): Likewise.
14482 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14483 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14484 (pass_warn_function_return): Likewise.
14485 (pass_warn_function_noreturn): Likewise.
14486 * tree-complex.c (pass_lower_complex): Likewise.
14487 (pass_lower_complex_O0): Likewise.
14488 * tree-if-conv.c (pass_if_conversion): Likewise.
14489 * tree-into-ssa.c (pass_build_ssa): Likewise.
14490 * tree-mudflap.c (pass_mudflap_1): Likewise.
14491 (pass_mudflap_2): Likewise.
14492 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14493 (pass_mudflap_2): Likewise.
14494 * tree-nrv.c (pass_return_slot): Likewise.
14495 * tree-object-size.c (pass_object_sizes): Likewise.
14496 * tree-optimize.c (pass_all_optimizations): Likewise.
14497 (pass_early_local_passes): Likewise.
14498 (pass_all_early_optimizations): Likewise.
14499 (pass_cleanup_cfg): Likewise.
14500 (pass_cleanup_cfg_post_optimizing): Likewise.
14501 (pass_free_datastructures): Likewise.
14502 (pass_free_cfg_annotations): Likewise.
14503 (pass_fixup_cfg): Likewise.
14504 (pass_init_datastructures): Likewise.
14505 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14506 (pass_late_warn_uninitialized): Likewise.
14507 (pass_update_address_taken): Likewise.
14508 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14509 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14510 (pass_cse_sincos): Likewise.
14511 (pass_convert_to_rsqrt): Likewise.
14512 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14513 * tree-stdarg.c (pass_stdarg): Likewise.
14514 * tree-tailcall.c (pass_tail_recursion): Likewise.
14515 (pass_tail_calls): Likewise.
14516 * tree-vect-generic.c (pass_lower_vector): Likewise.
14517 (pass_lower_vector_ssa): Likewise.
14518 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14520 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14522 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14524 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14526 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14527 logical and signext.
14529 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14532 * config/sh/predicates.md (arith_operand): Check if the operand
14533 of TRUNCATE is a REG.
14535 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14537 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14538 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14540 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14542 * tree-iterator.c (tsi_split_statement_list_after,
14543 tsi_split_statement_list_before): Remove.
14544 * tree-iterator.h: Remove the prototypes for
14545 tsi_split_statement_list_after and tsi_split_statement_list_before.
14547 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14549 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14550 * tree-ssa-propagate.h: Remove the prototype for
14551 stmt_makes_single_load.
14553 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14555 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14556 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14558 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14560 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14562 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14564 * except.c (eh_region_outer_p): Remove.
14565 * except.h: Remove the prototype for eh_region_outer_p.
14567 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14569 * function.c (current_function_assembler_name): Remove.
14570 * function.h: Remove the prototype for
14571 current_function_assembler_name.
14573 2009-04-16 Ian Lance Taylor <iant@google.com>
14575 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14576 (add_reg_note): Call alloc_reg_note.
14577 * rtl.h (alloc_reg_note): Declare.
14578 * combine.c (try_combine): Use alloc_reg_note.
14579 (recog_for_combine, move_deaths): Likewise.
14580 (distribute_notes): Use alloc_reg_note and add_reg_note.
14581 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14582 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14583 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14585 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14587 PR rtl-optimization/39762
14588 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14589 ira_may_move_out_cost): Add comments about way of their usage.
14590 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14592 * ira-conflicts.c (process_regs_for_copy): Use function
14593 ira_get_register_move_cost instead of global
14594 ira_register_move_cost.
14596 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14597 color_pass, move_spill_restore, update_curr_costs): Ditto.
14599 * ira-lives.c (process_single_reg_class_operands): Ditto.
14601 * ira-emit.c (emit_move_list): Ditto.
14603 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14604 (record_reg_classes): Ditto. Use functions
14605 ira_get_register_move_cost and ira_get_may_move_cost instead of
14606 global vars ira_register_move_cost, ira_may_move_out_cost and
14607 ira_may_move_in_cost.
14608 (record_address_regs): Don't call ira_init_register_move_cost.
14609 Use function ira_get_may_move_cost instead of global
14610 ira_may_move_in_cost.
14611 (process_bb_node_for_hard_reg_moves): Use function
14612 ira_get_register_move_cost instead of global ira_register_move_cost.
14613 (ira_costs): Don't call ira_init_register_move_cost.
14615 2009-04-16 Richard Guenther <rguenther@suse.de>
14617 * tree-cfg.c (verify_gimple_assign_binary):
14618 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14619 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14620 (create_general_new_stmt): Note that this function is broken.
14622 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14624 * common.opt (fhelp): Add Var(help_flag).
14625 * gcc-plugin.h (plugin_info): Add help.
14626 * plugin.c (plugin_name_args): Add help.
14627 (register_plugin_info): Set plugin->help.
14628 (print_help_one_plugin): New.
14629 (print_plugins_help): New.
14630 * plugin.h (print_plugins_help): New.
14631 * toplev.c (toplev_main): Call print_plugins_help if needed.
14633 2009-04-16 Richard Guenther <rguenther@suse.de>
14635 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14636 (gimple_ior_addresses_taken_1): New function.
14637 (gimple_ior_addresses_taken): Likewise.
14638 * gimple.h (struct gimple_statement_with_ops_base): Remove
14639 addresses_taken member.
14640 (gimple_ior_addresses_taken): Declare.
14641 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14642 gimple_set_addresses_taken): Remove.
14643 * ipa-reference.c (mark_address): New function.
14644 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14645 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14646 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14647 (gimple_add_to_addresses_taken): Remove.
14648 (get_tmr_operands): Call mark_address_taken.
14649 (get_asm_expr_operands): Likewise.
14650 (get_expr_operands): Likewise.
14651 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14652 (free_stmt_operands): Do not free it.
14653 * tree-ssa.c (delete_tree_ssa): Likewise.
14654 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14656 2009-04-16 Richard Guenther <rguenther@suse.de>
14658 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14659 (walk_stmt_load_store_ops): Likewise.
14660 * gimple.c (get_base_loadstore): New function.
14661 (walk_stmt_load_store_addr_ops): Likewise.
14662 (walk_stmt_load_store_ops): Likewise.
14663 * ipa-pure-const.c (check_op): Simplify.
14664 (check_load, check_store): New functions.
14665 (check_stmt): Use walk_stmt_load_store_ops.
14666 * ipa-reference.c (mark_load): Adjust signature.
14667 (mark_store): Likewise.
14668 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14670 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14672 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14673 (plugin_info): New.
14674 * opts.c (common_handle_option): Don't call print_version.
14675 * plugin.c (plugin_name_args): Add version.
14676 (register_plugin_info): New.
14677 (register_callback): Handle PLUGIN_INFO.
14678 (try_init_one_plugin): New.
14679 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14681 (finalize_one_plugin): New.
14682 (finalize_plugins): New.
14683 (print_one_plugin): New.
14684 (print_plugins_versions): New.
14685 * plugin.h (print_plugins_versions): New.
14686 (finalize_plugins): New.
14687 * toplev.c (compile_file): Don't call initialize_plugins.
14688 (print_version): Call print_plugins_versions.
14689 (toplev_main): Call initialize_plugins. Print version if needed.
14690 Call finalize_plugins.
14692 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14694 * common.opt (fversion): New.
14695 * gcc.c (print_version): New.
14696 (process_command): Don't print the version. Just set print_version.
14697 (main): Print version. Call subprocesses if print_version and
14698 verbose_flag are set.
14699 * opts.c (common_handle_option): Handle OPT_fversion.
14701 2009-04-16 Richard Guenther <rguenther@suse.de>
14702 Ira Rosen <irar@il.ibm.com>
14704 PR tree-optimization/39698
14705 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14706 type of the reduction variable. Only generate the def if
14709 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14710 make sure to first convert to an integer of the same precision.
14711 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14712 the type of the evolution correctly in computing the new
14713 induction variable base.
14715 2009-04-16 Richard Guenther <rguenther@suse.de>
14717 PR middle-end/39625
14718 * tree-cfg.c (make_blocks): Split statements with to-be
14719 abnormal SSA names on the lhs.
14721 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14723 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14724 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14725 * c-typeck.c (really_start_incremental_init): Likewise.
14726 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14727 (TARGET_INITIALIZER): Remove it.
14728 * target.h (struct target): Remove vector_opaque_p.
14729 * tree.c (build_opaque_vector_type): New.
14730 * tree.h (TYPE_VECTOR_OPAQUE): New.
14731 (build_opaque_vector_type): Declare.
14732 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14733 * config/rs6000/rs6000.c (build_opaque_vector_type,
14734 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14735 (rs6000_init_builtins): Use build_opaque_vector_type for
14736 opaque_V4SI_type_node.
14738 2009-04-15 Catherine Moore <clm@codesourcery.com>
14740 * debug.h (set_name): Declare.
14741 * dwarf2out.c (dwarf2out_set_name): Declare.
14742 (dwarf2_debug_hooks): Add set_name.
14743 (find_AT_string): New.
14744 (add_AT_string): Call find_AT_string.
14745 (dwarf2out_set_name): New.
14746 * cp/decl.c (grokdeclarator): Call set_name.
14747 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14748 * debug.c (do_nothing_debug_hooks): Likewise.
14749 * dbxout.c (dbx_debug_hooks): Likewise.
14750 * sdbout.c (sdb_debug_hooks): Likewise.
14752 2009-04-15 Michael Eager <eager@eagercon.com>
14754 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14755 reg for single-precision FPU.
14756 * config/rs6000/rs6000.md (movsi_internal1): Only for
14757 !TARGET_SINGLE_FPU.
14758 (movsi_internal1_single): New. Add pattern to move SI values to/from
14759 single-precision FP regs.
14761 2009-04-15 Richard Guenther <rguenther@suse.de>
14763 * omp-low.c (lower_rec_input_clauses): Build correct address
14765 (expand_omp_for_generic): Fix multiplication type.
14766 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14767 (generate_memset_zero): Fix types.
14768 * tree-profile.c (prepare_instrumented_value): Correctly
14771 2009-04-15 Ian Lance Taylor <iant@google.com>
14773 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14774 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14775 for -Wall and for -Wc++-compat.
14776 (c_common_post_options): For C++, set warn_enum_compare if not
14778 * c-tree.h (struct c_expr): Add field original_type.
14779 (build_external_ref): Update declaration.
14780 * c-parser.c (c_parser_braced_init): Set original_type.
14781 (c_parser_initelt): Likewise.
14782 (c_parser_expr_no_commas): Likewise.
14783 (c_parser_conditional_expression): Likewise.
14784 (c_parser_cast_expression): Likewise.
14785 (c_parser_unary_expression): Likewise. Pull setting of
14786 original_code to top of function.
14787 (c_parser_sizeof_expression): Set original_type.
14788 (c_parser_alignof_expression): Likewise.
14789 (c_parser_postfix_expression): Likewise. Pull setting of
14790 original_code to top of function.
14791 (c_parser_postfix_expression_after_paren_type): Set original_type.
14792 (c_parser_postfix_expression_after_primary): Likewise.
14793 (c_parser_expression): Likewise.
14794 * c-typeck.c (build_external_ref): Add type parameter. Change all
14796 (c_expr_sizeof_expr): Set original_type field.
14797 (parser_build_unary_op): Likewise.
14798 (parser_build_binary_op): Likewise. Optionally warn about
14799 comparisons of enums of different types.
14800 (digest_init): Set original_type field.
14801 (really_start_incremental_init): Likewise.
14802 (push_init_level, pop_init_level): Likewise.
14803 * doc/invoke.texi (Warning Options): -Wenum-compare now
14806 2009-04-15 Richard Guenther <rguenther@suse.de>
14808 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14809 out a necessary conversion.
14810 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14811 names we didn't value number.
14812 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14814 2009-04-15 Richard Guenther <rguenther@suse.de>
14816 PR tree-optimization/39764
14817 * tree-ssa-ccp.c (get_value): Canonicalize value with
14818 canonicalize_float_value.
14820 2009-04-15 Jan Hubicka <jh@suse.cz>
14822 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14823 Wrong version of patch.
14825 2009-04-15 Jan Hubicka <jh@suse.cz>
14827 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14829 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14831 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14832 our distinct integral and vector types.
14834 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14836 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14837 * init.c (build_vtbl_address): Remove call to assemble_external.
14839 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14841 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14842 output for other floating point modes.
14844 2009-04-14 Diego Novillo <dnovillo@google.com>
14846 * diagnostic.c (diagnostic_report_diagnostic): Do not
14847 warn about loaded plugins for DK_ERROR and DK_WARNING.
14848 * c-decl.c (declspecs_add_type): Move call to
14849 invoke_plugin_callbacks ...
14850 * c-parser.c (c_parser_declspecs): ... here.
14851 * plugin.c (dump_active_plugins): Tidy output.
14853 2009-04-14 Diego Novillo <dnovillo@google.com>
14854 Le-Chun Wu <lcwu@google.com>
14856 * configure.ac: Add --enable-plugin support.
14857 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14858 * Makefile.in (PLUGIN_H): Define.
14859 Export ENABLE_PLUGIN and GMPINC to site.exp.
14860 Add PLUGINLIBS to link command.
14861 Add/modify dependencies for plugin.o and files including plugin.h.
14863 * config.in: Regenerate.
14865 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14868 2009-04-14 Le-Chun Wu <lcwu@google.com>
14870 * tree-pass.h (register_one_dump_file): Add a prototype for
14871 register_one_dump_file.
14872 * toplev.c (compile_file): Call initialize_plugins.
14873 (do_compile): Call invoke_plugin_callbacks.
14874 (toplev_main): Call invoke_plugin_callbacks.
14875 * common.opt: Add -fplugin= and -fplugin-arg-.
14876 * gcc-plugin.h: New public header file for plugins to include.
14877 * plugin.c: New source file.
14878 * plugin.h: New internal header file.
14879 * passes.c (register_one_dump_file): Make it external.
14881 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14883 2009-04-14 Diego Novillo <dnovillo@google.com>
14885 * doc/plugins.texi: New.
14886 * doc/gccint.texi: Add reference to Plugins chapter.
14887 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14888 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14889 loaded plugins, if any.
14890 * timevar.def (TV_PLUGIN_INIT): Define.
14891 (TV_PLUGIN_RUN): Define.
14892 * plugin.c: Include timevar.h
14893 (plugins_active_p): New.
14894 (dump_active_plugins): New.
14895 (debug_active_plugins): New.
14897 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14899 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14901 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14903 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14905 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14906 the same as a minus without a shift.
14908 2009-04-14 Nick Clifton <nickc@redhat.com>
14910 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14911 comparisons with small integers will always produce a short
14914 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14917 2008-12-19 Diego Novillo <dnovillo@google.com>
14919 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14921 2009-04-14 Richard Guenther <rguenther@suse.de>
14923 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14925 (verify_gimple_assign_binary): Likewise. Handle shifts and
14927 (verify_gimple_phi): Print the mismatched argument position.
14928 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14930 (vect_update_init_of_dr): Likewise.
14931 * matrix-reorg.c (transform_access_sites): Do what the
14933 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14935 2009-04-13 Michael Eager <eager@eagercon.com>
14937 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14938 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14939 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14940 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14941 remove duplicate config
14943 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14945 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14946 file_name:line_number type locator of the call site.
14948 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14950 * genautomata.c: Put blank after comma.
14951 (automaton_decls): New.
14952 (struct unit_usage): Add comments to member next.
14953 (store_alt_unit_usage): Keep the list ordered.
14954 (unit_present_on_list_p, equal_alternatives_p): New.
14955 (check_regexp_units_distribution): Check units distribution
14956 correctness correctly.
14957 (main): Don't write automata if error is found. Return correct
14960 * config/m68k/cf.md (cfv4_ds): Remove.
14961 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14962 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14964 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14965 power4-load-ext, power4-store, power4-store-update,
14966 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14967 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14968 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14969 power4-sqrt, power4-isync): Modify reservation to make correct
14970 unit distribution to automata.
14972 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14973 power5-store-update, power5-two, power5-three, power5-lmul,
14974 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14976 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14978 * except.c (pass_set_nothrow_function_flags): Set name and add
14980 (set_nothrow_function_flags): Mention in the dump file when
14981 changing a function to nothrow.
14983 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14986 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14987 instead of unsigned long.
14989 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14991 * config/arm/arm.c (return_used_this_function): Remove.
14992 (arm_output_function_prologue): Remove use of
14993 return_used_this_function.
14994 (output_return_instruction): Replace use of
14995 return_used_this_function
14996 by cfun->machine->return_used_this_function.
14997 (arm_output_epilogue): Likewise.
14998 (arm_output_function_epilogue): Likewise.
14999 (thumb_unexpanded_epilogue): Likewise.
15000 * config/arm/arm.h (struct machine_function):
15001 New member return_used_this_function.
15003 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15005 * doc/install.texi: Correct description of default directory for
15006 --with-gxx-include-dir.
15008 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15010 * fold-const.c (build_range_check): Properly deal with enumeral and
15011 boolean base types.
15013 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15015 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15016 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15017 * params.h (MAX_GCSE_PASSES): Remove.
15018 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15019 in sequence. Remove ability to run multiple passes.
15020 (bypass_jumps): Report run as third CPROP pass.
15022 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15024 PR middle-end/39651
15025 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15026 when deciding whether the whole SEQUENCE can throw.
15028 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15031 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15032 offseted label references.
15034 2009-04-11 Jan Hubicka <jh@suse.cz>
15036 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15038 2009-04-11 Richard Guenther <rguenther@suse.de>
15040 PR middle-end/39732
15041 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15042 return variables as TREE_ADDRESSABLE.
15044 2009-04-11 Richard Guenther <rguenther@suse.de>
15046 PR tree-optimization/39713
15047 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15048 reference trees have SSA_NAME operands.
15050 2009-04-11 Richard Guenther <rguenther@suse.de>
15053 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15054 address expressions.
15056 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15058 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15059 match changes in Cygwin 1.7
15060 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15061 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15063 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15065 PR tree-optimization/39701
15066 * doc/invoke.texi (Optimization Options): Document change in
15067 meaning and initialization of -fdelete-null-pointer-checks.
15069 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15071 PR middle-end/39701
15072 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15074 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15077 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15079 2009-04-10 Chao-ying Fu <fu@mips.com>
15081 * doc/tm.texi (Instruction Output): Document
15082 TARGET_ASM_FINAL_POSTSCAN_INSN.
15083 * target.h (final_postscan_insn): New field in asm_out.
15084 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15085 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15086 * final.c (final_scan_insn): Call
15087 targetm.asm_out.final_postscan_insn after outputting
15088 an asm macro and a normal instruction.
15090 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15091 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15092 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15093 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15094 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15096 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15098 PR middle-end/39701
15099 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15100 variables as non-NULL even with -fdelete-null-pointer-checks.
15102 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15104 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15106 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15109 * config/i386/i386.c (classify_argument): Handle SCmode with
15110 (bit_offset % 64) != 0.
15112 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15114 * doc/invoke.texi (Optimize Options): Add cross-reference to
15115 -Q --help=optimizers examples.
15117 2009-04-10 Ben Elliston <bje@au.ibm.com>
15120 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15121 regalign for the reg == fpr and TDmode case.
15123 2009-04-09 David Ayers <ayers@fsfe.org>
15126 * objc/objc-act.c (warn_with_method): Remove helper function.
15127 (check_duplicates): Call warning and inform directly.
15128 (really_start_method): Likewise.
15130 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15132 * expmed.c (expand_divmod): Always use a comparison for a division
15133 by a large unsigned integer.
15135 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15136 for things others than variables or functions as nonzero.
15138 2009-04-09 Nick Clifton <nickc@redhat.com>
15140 * unwind-compat.c: Change copyright header to refer to version
15141 3 of the GNU General Public License with version 3.1 of the
15142 GCC Runtime Library Exception and to point readers at the
15143 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15144 * config/alpha/crtfastmath.c: Likewise.
15145 * config/alpha/linux-unwind.h: Likewise.
15146 * config/alpha/qrnnd.asm: Likewise.
15147 * config/alpha/vms-crt0-64.c: Likewise.
15148 * config/alpha/vms-crt0.c: Likewise.
15149 * config/alpha/vms-dwarf2.asm: Likewise.
15150 * config/alpha/vms-dwarf2eh.asm: Likewise.
15151 * config/alpha/vms-psxcrt0-64.c: Likewise.
15152 * config/alpha/vms-psxcrt0.c: Likewise.
15153 * config/alpha/vms_tramp.asm: Likewise.
15154 * config/arc/initfini.c: Likewise.
15155 * config/arc/lib1funcs.asm: Likewise.
15156 * config/arm/bpabi-v6m.S: Likewise.
15157 * config/arm/bpabi.S: Likewise.
15158 * config/arm/bpabi.c: Likewise.
15159 * config/arm/crti.asm: Likewise.
15160 * config/arm/crtn.asm: Likewise.
15161 * config/arm/ieee754-df.S: Likewise.
15162 * config/arm/ieee754-sf.S: Likewise.
15163 * config/arm/lib1funcs.asm: Likewise.
15164 * config/arm/libunwind.S: Likewise.
15165 * config/arm/linux-atomic.c: Likewise.
15166 * config/arm/mmintrin.h: Likewise.
15167 * config/arm/pr-support.c: Likewise.
15168 * config/arm/unaligned-funcs.c: Likewise.
15169 * config/arm/unwind-arm.c: Likewise.
15170 * config/arm/unwind-arm.h: Likewise.
15171 * config/avr/libgcc.S: Likewise.
15172 * config/bfin/crti.s: Likewise.
15173 * config/bfin/crtlibid.s: Likewise.
15174 * config/bfin/crtn.s: Likewise.
15175 * config/bfin/lib1funcs.asm: Likewise.
15176 * config/bfin/linux-unwind.h: Likewise.
15177 * config/cris/arit.c: Likewise.
15178 * config/cris/cris_abi_symbol.c: Likewise.
15179 * config/darwin-64.c: Likewise.
15180 * config/darwin-crt2.c: Likewise.
15181 * config/darwin-crt3.c: Likewise.
15182 * config/darwin.h: Likewise.
15183 * config/dbxelf.h: Likewise.
15184 * config/dfp-bit.c: Likewise.
15185 * config/dfp-bit.h: Likewise.
15186 * config/elfos.h: Likewise.
15187 * config/fixed-bit.c: Likewise.
15188 * config/fixed-bit.h: Likewise.
15189 * config/fp-bit.c: Likewise.
15190 * config/fp-bit.h: Likewise.
15191 * config/fr30/crti.asm: Likewise.
15192 * config/fr30/crtn.asm: Likewise.
15193 * config/fr30/lib1funcs.asm: Likewise.
15194 * config/freebsd-spec.h: Likewise.
15195 * config/frv/cmovd.c: Likewise.
15196 * config/frv/cmovh.c: Likewise.
15197 * config/frv/cmovw.c: Likewise.
15198 * config/frv/frvbegin.c: Likewise.
15199 * config/frv/frvend.c: Likewise.
15200 * config/frv/lib1funcs.asm: Likewise.
15201 * config/glibc-stdint.h: Likewise.
15202 * config/h8300/clzhi2.c: Likewise.
15203 * config/h8300/crti.asm: Likewise.
15204 * config/h8300/crtn.asm: Likewise.
15205 * config/h8300/ctzhi2.c: Likewise.
15206 * config/h8300/fixunssfsi.c: Likewise.
15207 * config/h8300/lib1funcs.asm: Likewise.
15208 * config/h8300/parityhi2.c: Likewise.
15209 * config/h8300/popcounthi2.c: Likewise.
15210 * config/i386/ammintrin.h: Likewise.
15211 * config/i386/att.h: Likewise.
15212 * config/i386/avxintrin.h: Likewise.
15213 * config/i386/biarch64.h: Likewise.
15214 * config/i386/bmmintrin.h: Likewise.
15215 * config/i386/cpuid.h: Likewise.
15216 * config/i386/cross-stdarg.h: Likewise.
15217 * config/i386/crtfastmath.c: Likewise.
15218 * config/i386/crtprec.c: Likewise.
15219 * config/i386/cygming-crtbegin.c: Likewise.
15220 * config/i386/cygming-crtend.c: Likewise.
15221 * config/i386/cygwin.asm: Likewise.
15222 * config/i386/emmintrin.h: Likewise.
15223 * config/i386/gmm_malloc.h: Likewise.
15224 * config/i386/gthr-win32.c: Likewise.
15225 * config/i386/i386.h: Likewise.
15226 * config/i386/immintrin.h: Likewise.
15227 * config/i386/linux-unwind.h: Likewise.
15228 * config/i386/linux64.h: Likewise.
15229 * config/i386/mm3dnow.h: Likewise.
15230 * config/i386/mmintrin-common.h: Likewise.
15231 * config/i386/mmintrin.h: Likewise.
15232 * config/i386/nmmintrin.h: Likewise.
15233 * config/i386/pmm_malloc.h: Likewise.
15234 * config/i386/pmmintrin.h: Likewise.
15235 * config/i386/smmintrin.h: Likewise.
15236 * config/i386/sol2-c1.asm: Likewise.
15237 * config/i386/sol2-ci.asm: Likewise.
15238 * config/i386/sol2-cn.asm: Likewise.
15239 * config/i386/sol2-gc1.asm: Likewise.
15240 * config/i386/tmmintrin.h: Likewise.
15241 * config/i386/unix.h: Likewise.
15242 * config/i386/w32-unwind.h: Likewise.
15243 * config/i386/wmmintrin.h: Likewise.
15244 * config/i386/x86-64.h: Likewise.
15245 * config/i386/x86intrin.h: Likewise.
15246 * config/i386/xmmintrin.h: Likewise.
15247 * config/ia64/crtbegin.asm: Likewise.
15248 * config/ia64/crtend.asm: Likewise.
15249 * config/ia64/crtfastmath.c: Likewise.
15250 * config/ia64/crti.asm: Likewise.
15251 * config/ia64/crtn.asm: Likewise.
15252 * config/ia64/fde-glibc.c: Likewise.
15253 * config/ia64/lib1funcs.asm: Likewise.
15254 * config/ia64/linux-unwind.h: Likewise.
15255 * config/ia64/quadlib.c: Likewise.
15256 * config/ia64/unwind-ia64.c: Likewise.
15257 * config/linux.h: Likewise.
15258 * config/m32c/m32c-lib1.S: Likewise.
15259 * config/m32c/m32c-lib2-trapv.c: Likewise.
15260 * config/m32c/m32c-lib2.c: Likewise.
15261 * config/m32r/initfini.c: Likewise.
15262 * config/m68hc11/larith.asm: Likewise.
15263 * config/m68hc11/m68hc11-crt0.S: Likewise.
15264 * config/m68k/cf.md: Likewise.
15265 * config/m68k/crti.s: Likewise.
15266 * config/m68k/crtn.s: Likewise.
15267 * config/m68k/lb1sf68.asm: Likewise.
15268 * config/m68k/linux-unwind.h: Likewise.
15269 * config/mcore/crti.asm: Likewise.
15270 * config/mcore/crtn.asm: Likewise.
15271 * config/mcore/lib1.asm: Likewise.
15272 * config/mips/linux-unwind.h: Likewise.
15273 * config/mips/loongson.h: Likewise.
15274 * config/mips/mips16.S: Likewise.
15275 * config/mmix/crti.asm: Likewise.
15276 * config/mmix/crtn.asm: Likewise.
15277 * config/pa/fptr.c: Likewise.
15278 * config/pa/hpux-unwind.h: Likewise.
15279 * config/pa/lib2funcs.asm: Likewise.
15280 * config/pa/linux-atomic.c: Likewise.
15281 * config/pa/linux-unwind.h: Likewise.
15282 * config/pa/milli64.S: Likewise.
15283 * config/pa/quadlib.c: Likewise.
15284 * config/pa/stublib.c: Likewise.
15285 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15286 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15287 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15288 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15289 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15290 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15291 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15292 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15293 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15294 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15295 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15296 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15297 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15298 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15299 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15300 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15301 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15302 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15303 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15304 * config/rs6000/750cl.h: Likewise.
15305 * config/rs6000/altivec.h: Likewise.
15306 * config/rs6000/biarch64.h: Likewise.
15307 * config/rs6000/crtresfpr.asm: Likewise.
15308 * config/rs6000/crtresgpr.asm: Likewise.
15309 * config/rs6000/crtresxfpr.asm: Likewise.
15310 * config/rs6000/crtresxgpr.asm: Likewise.
15311 * config/rs6000/crtsavfpr.asm: Likewise.
15312 * config/rs6000/crtsavgpr.asm: Likewise.
15313 * config/rs6000/darwin-asm.h: Likewise.
15314 * config/rs6000/darwin-fallback.c: Likewise.
15315 * config/rs6000/darwin-fpsave.asm: Likewise.
15316 * config/rs6000/darwin-ldouble.c: Likewise.
15317 * config/rs6000/darwin-tramp.asm: Likewise.
15318 * config/rs6000/darwin-unwind.h: Likewise.
15319 * config/rs6000/darwin-vecsave.asm: Likewise.
15320 * config/rs6000/darwin-world.asm: Likewise.
15321 * config/rs6000/e500crtres32gpr.asm: Likewise.
15322 * config/rs6000/e500crtres64gpr.asm: Likewise.
15323 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15324 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15325 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15326 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15327 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15328 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15329 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15330 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15331 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15332 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15333 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15334 * config/rs6000/eabi-ci.asm: Likewise.
15335 * config/rs6000/eabi-cn.asm: Likewise.
15336 * config/rs6000/eabi.asm: Likewise.
15337 * config/rs6000/linux-unwind.h: Likewise.
15338 * config/rs6000/linux64.h: Likewise.
15339 * config/rs6000/paired.h: Likewise.
15340 * config/rs6000/paired.md: Likewise.
15341 * config/rs6000/ppc64-fp.c: Likewise.
15342 * config/rs6000/ppu_intrinsics.h: Likewise.
15343 * config/rs6000/rs6000.h: Likewise.
15344 * config/rs6000/si2vmx.h: Likewise.
15345 * config/rs6000/sol-ci.asm: Likewise.
15346 * config/rs6000/sol-cn.asm: Likewise.
15347 * config/rs6000/spe.h: Likewise.
15348 * config/rs6000/spu2vmx.h: Likewise.
15349 * config/rs6000/sysv4.h: Likewise.
15350 * config/rs6000/tramp.asm: Likewise.
15351 * config/rs6000/vec_types.h: Likewise.
15352 * config/s390/linux-unwind.h: Likewise.
15353 * config/s390/tpf-unwind.h: Likewise.
15354 * config/score/crti.asm: Likewise.
15355 * config/score/crtn.asm: Likewise.
15356 * config/sh/crt1.asm: Likewise.
15357 * config/sh/crti.asm: Likewise.
15358 * config/sh/crtn.asm: Likewise.
15359 * config/sh/divtab-sh4-300.c: Likewise.
15360 * config/sh/divtab-sh4.c: Likewise.
15361 * config/sh/divtab.c: Likewise.
15362 * config/sh/lib1funcs-4-300.asm: Likewise.
15363 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15364 * config/sh/lib1funcs.asm: Likewise.
15365 * config/sh/lib1funcs.h: Likewise.
15366 * config/sh/linux-atomic.asm: Likewise.
15367 * config/sh/linux-unwind.h: Likewise.
15368 * config/sh/shmedia.h: Likewise.
15369 * config/sh/sshmedia.h: Likewise.
15370 * config/sh/ushmedia.h: Likewise.
15371 * config/sparc/crtfastmath.c: Likewise.
15372 * config/sparc/linux-unwind.h: Likewise.
15373 * config/sparc/sol2-c1.asm: Likewise.
15374 * config/sparc/sol2-ci.asm: Likewise.
15375 * config/sparc/sol2-cn.asm: Likewise.
15376 * config/spu/divmodti4.c: Likewise.
15377 * config/spu/divv2df3.c: Likewise.
15378 * config/spu/float_disf.c: Likewise.
15379 * config/spu/float_unsdidf.c: Likewise.
15380 * config/spu/float_unsdisf.c: Likewise.
15381 * config/spu/float_unssidf.c: Likewise.
15382 * config/spu/mfc_multi_tag_release.c: Likewise.
15383 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15384 * config/spu/mfc_tag_release.c: Likewise.
15385 * config/spu/mfc_tag_reserve.c: Likewise.
15386 * config/spu/mfc_tag_table.c: Likewise.
15387 * config/spu/multi3.c: Likewise.
15388 * config/spu/spu_internals.h: Likewise.
15389 * config/spu/spu_intrinsics.h: Likewise.
15390 * config/spu/spu_mfcio.h: Likewise.
15391 * config/spu/vec_types.h: Likewise.
15392 * config/spu/vmx2spu.h: Likewise.
15393 * config/stormy16/stormy16-lib2.c: Likewise.
15394 * config/svr4.h: Likewise.
15395 * config/sync.c: Likewise.
15396 * config/v850/lib1funcs.asm: Likewise.
15397 * config/vxlib-tls.c: Likewise.
15398 * config/vxlib.c: Likewise.
15399 * config/vxworks-dummy.h: Likewise.
15400 * config/xtensa/crti.asm: Likewise.
15401 * config/xtensa/crtn.asm: Likewise.
15402 * config/xtensa/ieee754-df.S: Likewise.
15403 * config/xtensa/ieee754-sf.S: Likewise.
15404 * config/xtensa/lib1funcs.asm: Likewise.
15405 * config/xtensa/lib2funcs.S: Likewise.
15406 * config/xtensa/linux-unwind.h: Likewise.
15407 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15408 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15409 * coretypes.h: Likewise.
15410 * crtstuff.c: Likewise.
15411 * defaults.h: Likewise.
15412 * dwarf2.h: Likewise.
15413 * emutls.c: Likewise.
15414 * gbl-ctors.h: Likewise.
15415 * gcov-io.h: Likewise.
15416 * ginclude/float.h: Likewise.
15417 * ginclude/iso646.h: Likewise.
15418 * ginclude/stdarg.h: Likewise.
15419 * ginclude/stdbool.h: Likewise.
15420 * ginclude/stddef.h: Likewise.
15421 * ginclude/stdfix.h: Likewise.
15422 * ginclude/stdint-gcc.h: Likewise.
15423 * ginclude/tgmath.h: Likewise.
15424 * gthr-aix.h: Likewise.
15425 * gthr-dce.h: Likewise.
15426 * gthr-gnat.c: Likewise.
15427 * gthr-gnat.h: Likewise.
15428 * gthr-lynx.h: Likewise.
15429 * gthr-mipssde.h: Likewise.
15430 * gthr-nks.h: Likewise.
15431 * gthr-posix.c: Likewise.
15432 * gthr-posix.h: Likewise.
15433 * gthr-posix95.h: Likewise.
15434 * gthr-rtems.h: Likewise.
15435 * gthr-single.h: Likewise.
15436 * gthr-solaris.h: Likewise.
15437 * gthr-tpf.h: Likewise.
15438 * gthr-vxworks.h: Likewise.
15439 * gthr-win32.h: Likewise.
15440 * gthr.h: Likewise.
15441 * libgcc2.c: Likewise.
15442 * libgcc2.h: Likewise.
15443 * libgcov.c: Likewise.
15444 * tsystem.h: Likewise.
15445 * typeclass.h: Likewise.
15446 * unwind-c.c: Likewise.
15447 * unwind-compat.h: Likewise.
15448 * unwind-dw2-fde-compat.c: Likewise.
15449 * unwind-dw2-fde-darwin.c: Likewise.
15450 * unwind-dw2-fde-glibc.c: Likewise.
15451 * unwind-dw2-fde.c: Likewise.
15452 * unwind-dw2-fde.h: Likewise.
15453 * unwind-dw2.c: Likewise.
15454 * unwind-dw2.h: Likewise.
15455 * unwind-generic.h: Likewise.
15456 * unwind-pe.h: Likewise.
15457 * unwind-sjlj.c: Likewise.
15458 * unwind.inc: Likewise.
15459 * config/arm/neon-gen.ml: Change generated copyright header to
15460 refer to version 3 of the GNU General Public License with
15461 version 3.1 of the GCC Runtime Library Exception and to point
15462 readers at the COPYING3 and COPYING3.RUNTIME files and the
15463 FSF's license web page.
15464 * config/arm/arm_neon.h: Regenerate.
15466 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15468 * config/cris/cris.md: Change copyright header to refer to version
15469 3 of the GNU General Public License.
15470 * doc/install.texi2html: Change copyright header to refer to version
15471 3 of the GNU General Public License and to point readers at the
15472 COPYING3 file and the FSF's license web page.
15473 * config/vax/linux.h: Likewise.
15475 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15477 * config/i386/i386.md (cmpcc): New.
15478 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15479 (sync_compare_and_swap_cc*): Delete.
15481 * config/s390/s390.c (s390_compare_emitted): Remove.
15482 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15483 s390_compare_emitted used to be handled. Assert that modes match.
15484 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15485 refer to sync_compare_and_swap_ccsi.
15486 * config/s390/s390.h (s390_compare_emitted): Remove.
15487 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15488 instead of s390_compare_emitted.
15489 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15490 instead of s390_compare_emitted.
15491 * config/s390/s390.md (cmpcc): New.
15492 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15493 CC_REGNUM, do not pretend it's set.
15494 (sync_compare_and_swap_cc*): Delete.
15495 * config/s390/predicates.md (cc_reg_operand): New.
15497 * expr.c (sync_compare_and_swap_cc): Delete.
15498 * optabs.h (sync_compare_and_swap_cc): Delete.
15499 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15500 is being used with can_compare_p.
15501 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15502 (find_cc_set): New.
15503 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15504 look for a MODE_CC set instead. Use emit_store_flag.
15505 (expand_compare_and_swap_loop): Likewise, with some additional
15506 complication to avoid a force_reg when useless. Use
15507 emit_cmp_and_jump_insns.
15508 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15509 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15510 sync_compare_and_swap documentation.
15512 2009-04-09 Jan Hubicka <jh@suse.cz>
15514 * except.c (find_prev_try): Break out from ....
15515 (duplicate_eh_regions): ... here; properly update prev_try pointers
15516 when duplication part of tree.
15517 (dump_eh_tree): Improve dumping.
15518 (verify_eh_region): New.
15519 (verify_eh_tree): Use it.
15521 2009-04-06 Richard Guenther <rguenther@suse.de>
15523 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15524 &ARRAY addresses by adjusting their types and prepending
15526 * tree-cfg.c (verify_gimple_assign_single): Verify that
15527 addresses are correct.
15529 2009-04-09 Richard Guenther <rguenther@suse.de>
15531 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15532 indices into an array reference if possible.
15533 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15534 Fold POINTER_PLUS_EXPR statements with invariant address.
15536 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15539 * config.gcc (powerpc64-*-linux*): Always build biarch.
15541 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15544 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15545 it and pedwarn if this results in an INTEGER_CST.
15547 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15549 * doc/install.texi: Update minimum GMP version. Remove obsolete
15550 text in MPFR section.
15552 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15554 * dwarf2out.c (class_scope_p): New static inline.
15555 (class_or_namespace_scope_p): Use it.
15556 (gen_variable_die): Use DW_TAG_member tag for static data member
15557 declarations instead of DW_TAG_variable.
15559 PR middle-end/39573
15560 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15563 2009-04-08 Richard Guenther <rguenther@suse.de>
15565 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15566 valueize random data.
15568 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15570 * config.gcc (aix tm_file): Add aix-stdint.h.
15571 (aix tm clause use_gcc_stdint): Set to wrap.
15572 * config/rs6000/aix-stdint.h: New file.
15574 2009-04-08 Richard Guenther <rguenther@suse.de>
15576 PR middle-end/36291
15577 * tree-dfa.c (add_referenced_var): Do not recurse into
15578 global initializers.
15579 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15581 (fold_const_aggregate_ref): Likewise.
15583 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15585 * recog.c (ordered_comparison_operator): New.
15586 * gensupport.c (std_preds): Add it.
15587 * doc/md.texi (Machine-Independent Predicates): Document it.
15589 2009-04-08 Jan Hubicka <jh@suse.cz>
15591 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15592 * function.h (rtl_eh): Remove exception_handler_label_map.
15593 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15594 remove_exception_handler_label, for_each_eh_label_1): Remove.
15595 (rtl_remove_unreachable_regions): Remove.
15596 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15597 (find_exception_handler_labels): Don't build the hashtable.
15598 (maybe_remove_eh_handler): Remove.
15599 (for_each_eh_label): Rewrite to walk the tree.
15600 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15601 * except.h (maybe_remove_eh_handler): Remove.
15602 * passes.c (init_optimization_passes): Schedule second EH cleanup
15604 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15605 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15607 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15609 * genoutput.c (validate_optab_operands): New.
15610 (gen_insn, gen_expand): Call it.
15612 * genflags.c (gen_insn): Detect misused iterators.
15613 (main): Pass line_no to gen_insn, exit with status 1 on error.
15615 * genextract.c (line_no): Make global.
15616 (VEC_safe_set_locstr): Change assertion to error message.
15617 (main): Exit with status 1 on error.
15619 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15623 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15624 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15625 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15626 * c-convert.c (convert): Do not call fold on results of conversion
15627 functions when the result is a C_MAYBE_CONST_EXPR.
15628 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15629 of __builtin_choose_expr.
15630 * c-typeck.c (remove_c_maybe_const_expr): New.
15631 (build_unary_op, build_conditional_expr, build_compound_expr,
15632 build_binary_op, c_objc_common_truthvalue_conversion): Call
15633 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15636 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15638 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15639 CODE to produce a new one. Add a prototype to use fold_convert_const
15641 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15644 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15645 mix declarations and code.
15647 2009-04-08 Ben Elliston <bje@au.ibm.com>
15649 * gcc.c: Replace `CC' with `GCC' throughout.
15651 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15653 * doc/invoke.texi: Document Atom support.
15655 2009-04-07 Jason Merrill <jason@redhat.com>
15658 * c-common.h, c-common.c: Add flag_pretty_templates.
15659 * c-opts.c (c_common_handle_option): Set it.
15660 * c.opt: Add -fno-pretty-templates.
15661 * doc/invoke.texi (C++ Dialect Options): Likewise.
15663 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15665 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15666 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15667 (ia64_expand_builtin): Likewise.
15669 2009-04-07 Martin Jambor <mjambor@suse.cz>
15671 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15672 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15673 ADDR_EXPRS are include too.
15675 2009-04-07 Richard Guenther <rguenther@suse.de>
15677 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15678 decls are only used if passes as parameters or if they are
15679 local statics and the call is not to a builtin.
15680 (call_may_clobber_ref_p_1): Likewise.
15682 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15684 * expr.c (do_store_flag): Remove last argument. Simplify code
15685 to avoid duplication of tests already done by can_compare_p.
15686 (expand_expr_real_1): Adjust caller.
15688 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15690 * optabs.c (can_compare_p): Test the predicate of a
15691 cbranch and cstore pattern.
15693 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15695 * expr.c (convert_move): Use emit_store_flag instead of
15698 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15700 * config/i386/i386.c (ix86_compare_emitted): Remove.
15701 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15702 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15703 * config/i386/i386.h (ix86_compare_emitted): Remove.
15704 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15705 instead of ix86_compare_emitted.
15706 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15708 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15710 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15711 Add t-sysroot-suffix to tmake_file.
15712 * config/print-sysroot-suffix.sh: New file.
15713 * config/t-sysroot-suffix: New file.
15715 2009-04-07 Ben Elliston <bje@au.ibm.com>
15717 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15718 as the latter produces a warning when the target does not support
15721 2009-04-07 Ben Elliston <bje@au.ibm.com>
15723 * dfp.c: Replace type punning assignments with memcpy throughout.
15724 * Makefile.in (dfp.o-warn): Remove.
15726 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15729 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15730 Include soft-fp/t-softfp after rs6000/t-linux64.
15732 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15734 * stor-layout.c (set_sizetype): Use the full precision of their
15735 machine mode for bitsize types.
15737 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15739 * config/i386/i386.md: Revert 2 accidental checkins.
15741 2009-04-06 Joey Ye <joey.ye@intel.com>
15742 Xuepeng Guo <xuepeng.guo@intel.com>
15743 H.J. Lu <hongjiu.lu@intel.com>
15745 Atom pipeline model, tuning and insn selection.
15746 * config.gcc (atom): Add atom config options and target.
15748 * config/i386/atom.md: New.
15750 * config/i386/i386.c (atom_cost): New cost.
15751 (m_ATOM): New macro flag.
15752 (initial_ix86_tune_features): Set m_ATOM.
15753 (x86_accumulate_outgoing_args): Likewise.
15754 (x86_arch_always_fancy_math_387): Likewise.
15755 (processor_target): Add Atom cost.
15756 (cpu_names): Add Atom cpu name.
15757 (override_options): Set Atom ISA.
15758 (ix86_issue_rate): New case PROCESSOR_ATOM.
15759 (ix86_adjust_cost): Likewise.
15761 * config/i386/i386.h (TARGET_ATOM): New target macro.
15762 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15763 (TARGET_OPT_AGU): New target option.
15764 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15765 (processor_type): Add PROCESSOR_ATOM.
15767 * config/i386/i386.md (cpu): Add new value "atom".
15768 (use_carry, movu): New attr.
15769 (atom.md): Include atom.md.
15770 (adddi3_carry_rex64): Set attr "use_carry".
15771 (addqi3_carry): Likewise.
15772 (addhi3_carry): Likewise.
15773 (addsi3_carry): Likewise.
15774 (*addsi3_carry_zext): Likewise.
15775 (subdi3_carry_rex64): Likewise.
15776 (subqi3_carry): Likewise.
15777 (subhi3_carry): Likewise.
15778 (subsi3_carry): Likewise.
15779 (x86_movdicc_0_m1_rex64): Likewise.
15780 (*x86_movdicc_0_m1_se): Likewise.
15781 (x86_movsicc_0_m1): Likewise.
15782 (*x86_movsicc_0_m1_se): Likewise.
15783 (*adddi_1_rex64): Emit add insn as much as possible.
15784 (*addsi_1): Likewise.
15785 (return_internal): Set atom_unit.
15786 (return_internal_long): Likewise.
15787 (return_pop_internal): Likewise.
15788 (*rcpsf2_sse): Set atom_sse_attr attr.
15789 (*qrt<mode>2_sse): Likewise.
15790 (*prefetch_sse): Likewise.
15792 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15794 (ix86_target_macros_internal): Likewise.
15796 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15797 (*prefetch_sse_rex): Likewise.
15798 (sse_rcpv4sf2): Likewise.
15799 (sse_vmrcpv4sf2): Likewise.
15800 (sse_sqrtv4sf2): Likewise.
15801 (<sse>_vmsqrt<mode>2): Likewise.
15802 (sse_ldmxcsr): Likewise.
15803 (sse_stmxcsr): Likewise.
15804 (*sse_sfence): Likewise.
15805 (sse2_clflush): Likewise.
15806 (*sse2_mfence): Likewise.
15807 (*sse2_lfence): Likewise.
15808 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15809 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15810 (avx_movdqu<avxmodesuffix>): Likewise.
15811 (avx_lddqu<avxmodesuffix>): Likewise.
15812 (sse2_movntv2di): Change attr "type" to "ssemov".
15813 (sse2_movntsi): Likewise.
15814 (rsqrtv8sf2): Change attr "type" to "sseadd".
15815 (sse3_addsubv2df3): Set attr "atom_unit".
15816 (sse3_h<plusminus_insn>v4sf3): Likewise.
15817 (*sse2_pmaddwd): Likewise.
15818 (*vec_extractv2di_1_rex64): Likewise.
15819 (*vec_extractv2di_1_avx): Likewise.
15820 (sse2_psadbw): Likewise.
15821 (ssse3_phaddwv8hi3): Likewise.
15822 (ssse3_phaddwv4hi3): Likewise.
15823 (ssse3_phadddv4si3): Likewise.
15824 (ssse3_phadddv2si3): Likewise.
15825 (ssse3_phaddswv8hi3): Likewise.
15826 (ssse3_phaddswv4hi3): Likewise.
15827 (ssse3_phsubwv8hi3): Likewise.
15828 (ssse3_phsubwv4hi3): Likewise.
15829 (ssse3_phsubdv4si3): Likewise.
15830 (ssse3_phsubdv2si3): Likewise.
15831 (ssse3_phsubswv8hi3): Likewise.
15832 (ssse3_phsubswv4hi3): Likewise.
15833 (ssse3_pmaddubsw128): Likewise.
15834 (sse3_pmaddubsw: Likewise.
15835 (ssse3_palignrti): Likewise.
15836 (ssse3_palignrdi): Likewise.
15838 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15840 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15842 2009-04-06 Richard Guenther <rguenther@suse.de>
15844 PR tree-optimization/28868
15845 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15846 of which PHI results we inserted.
15847 (insert_into_preds_of_block): Record inserted PHIs.
15848 (eliminate): Eliminate redundant PHI nodes.
15849 (init_pre): Init inserted_phi_names.
15851 2009-04-06 Richard Guenther <rguenther@suse.de>
15853 PR tree-optimization/39643
15854 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15855 IMAGPART_EXPRs of complex constants.
15856 (execute_fold_all_builtins): If we folded a call queue
15857 TODO_update_address_taken.
15859 2009-04-06 Jan Hubicka <jh@suse.cz>
15861 PR middle-end/39659
15862 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15865 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15867 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15869 (ic_invalidate_array): Likewise.
15871 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15873 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15874 alignment for library calls.
15876 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15878 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15879 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15880 * config/i386/mingw-stdint.h: New file.
15882 2009-04-05 Richard Guenther <rguenther@suse.de>
15884 PR tree-optimization/39648
15885 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15886 our &A vs. &A[0] IL deficiencies.
15888 2009-04-04 Jan Hubicka <jh@suse.cz>
15890 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15891 removed toplevel regions.
15892 (sjlj_mark_call_sites): Likewise.
15894 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15896 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15897 (cygwin tm clause use_gcc_stdint): Set to wrap.
15898 * config/i386/cygwin-stdint.h: New file.
15900 2009-04-04 Richard Guenther <rguenther@suse.de>
15902 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15903 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15904 single-argument PHIs if we are in loop-closed SSA form.
15905 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15906 for the pre-condition.
15907 (slpeel_tree_peel_loop_to_edge): Likewise.
15908 (vect_build_loop_niters): Take an optional sequence to append stmts.
15909 (vect_generate_tmps_on_preheader): Likewise.
15910 (vect_do_peeling_for_loop_bound): Take extra guards for the
15912 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15913 the cost model check.
15914 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15915 guards if we are going to peel. Do not apply versioning in that case.
15916 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15917 (vect_do_peeling_for_loop_bound): Likewise.
15918 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15919 loop bound only record extra pre-conditions, do not apply loop
15922 2009-04-04 Richard Guenther <rguenther@suse.de>
15924 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15927 2009-04-04 Jan Hubicka <jh@suse.cz>
15929 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15930 last_basic_block for size of bb->index indexed array.
15931 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15932 compute_out, link_btr_uses, build_btr_def_use_webs,
15933 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15935 2009-04-04 Jan Hubicka <jh@suse.cz>
15937 * except.c (remove_eh_handler_and_replace): Break out from ...
15938 (remove_eh_handler): ... here.
15939 (bring_to_root): New function.
15940 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15941 handled ones, bring others to root of tree.
15943 2009-04-04 Jan Hubicka <jh@suse.cz>
15945 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15946 (all_phis_safe_to_merge): New function.
15947 (update_info): New structure.
15948 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15949 (cleanup_empty_eh): Update SSA if possible.
15951 2009-04-04 Richard Guenther <rguenther@suse.de>
15953 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15954 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15955 (append_vuse): Likewise.
15957 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15959 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15960 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15961 instead of REG_UNSAVED for DW_CFA_undefined.
15962 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15963 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15966 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15969 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15970 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15971 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15973 2009-04-04 Richard Guenther <rguenther@suse.de>
15975 PR tree-optimization/8781
15976 PR tree-optimization/37892
15977 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15978 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15979 (valueize_refs): Call it for *& valueizations.
15980 (shared_reference_ops_from_ref): Rename to ...
15981 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15982 (shared_reference_ops_from_call): Rename to ...
15983 (valueize_shared_reference_ops_from_call): ... this and valueize.
15984 (vn_reference_lookup): Update.
15985 (visit_reference_op_call): Likewise.
15986 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15987 (eliminate): Value-replace the call address in call statements.
15989 2009-04-04 Richard Guenther <rguenther@suse.de>
15991 PR tree-optimization/39636
15992 * tree-ssa-forwprop.c
15993 (forward_propagate_addr_into_variable_array_index): Check for
15994 GIMPLE_ASSIGN before accessing the rhs code.
15996 2009-04-03 Jason Merrill <jason@redhat.com>
15998 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16000 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16002 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16003 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16004 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16005 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16006 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16007 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16008 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16009 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16010 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16011 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16012 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16013 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16014 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16015 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16016 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16017 Use fr_reg_or_fp01_operand instead of fr_register_operand
16019 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16020 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16021 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16023 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16025 PR rtl-optimization/39607
16026 PR rtl-optimization/39631
16030 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16031 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16032 instead of DF_LR_OUT.
16033 * ira-lives.c (process_bb_node_lives): Ditto.
16034 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16035 instead of DF_LR_{OUT,IN}.
16036 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16037 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16039 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16041 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16042 (execute_lower_omp): Always run but take the short way out if -fopenmp
16044 (gate_lower_omp): Remove, forcing the pass manager to always run the
16045 pass and always set PROP_gimple_lomp.
16046 (pass_lower_omp): Remove gate function.
16047 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16048 PROP_trees. Instead, require it.
16049 * ipa-cp.c (pass_ipa_cp): Likewise.
16050 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16051 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16052 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16053 and PROP_gimple_leh.
16055 2009-04-03 Richard Guenther <rguenther@suse.de>
16057 PR middle-end/13146
16058 PR tree-optimization/23940
16059 PR tree-optimization/33237
16060 PR middle-end/33974
16061 PR middle-end/34093
16062 PR tree-optimization/36201
16063 PR tree-optimization/36230
16064 PR tree-optimization/38049
16065 PR tree-optimization/38207
16066 PR tree-optimization/38230
16067 PR tree-optimization/38301
16068 PR tree-optimization/38585
16069 PR middle-end/38895
16070 PR tree-optimization/38985
16071 PR tree-optimization/39299
16072 * tree-ssa-structalias.h: Remove.
16073 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16074 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16075 (struct vuse_element_d): Remove.
16076 (struct vuse_vec_d): Likewise.
16077 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16078 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16079 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16080 VUSE_ELEMENT_VAR): Likewise.
16081 (struct voptype_d): Likewise.
16082 (NUM_VOP_FREE_BUCKETS): Likewise.
16083 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16084 (struct stmt_operands_d): Remove.
16085 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16086 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16087 VDEF_NUM, VDEF_VECT): Likewise.
16088 (copy_virtual_operands): Remove.
16089 (operand_build_cmp): Likewise.
16090 (create_ssa_artificial_load_stmt): Likewise.
16091 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16092 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16093 vuse_index and mayuse_index members. Pack and move done and iter_type
16094 members to the front.
16095 (SSA_OP_VMAYUSE): Remove.
16096 (SSA_OP_VIRTUAL_USES): Adjust.
16097 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16098 (unlink_stmt_vdef): Declare.
16099 (add_to_addressable_set): Remove.
16100 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16101 (vrp_visit_stmt): Likewise.
16102 * doc/tree-ssa.texi (Alias analysis): Update.
16103 * doc/invoke.texi (max-aliased-vops): Remove docs.
16104 (avg-aliased-vops): Likewise.
16105 * tree-into-ssa.c (syms_to_rename): Remove.
16106 (need_to_update_vops_p): Likewise.
16107 (need_to_initialize_update_ssa_p): Rename to ...
16108 (update_ssa_initialized_fn): ... this. Track function we are
16110 (symbol_marked_for_renaming): Simplify.
16111 (add_new_name_mapping): Do not set need_to_update_vops_p.
16112 (dump_currdefs): Use SYMS_TO_RENAME.
16113 (rewrite_update_stmt): Always walk all uses/defs.
16114 (dump_update_ssa): Adjust.
16115 (init_update_ssa): Take function argument. Track what we are
16117 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16118 (create_new_def_for): Initialize for cfun, assert we are initialized
16120 (mark_sym_for_renaming): Simplify.
16121 (mark_set_for_renaming): Do not initialize update-ssa.
16122 (need_ssa_update_p): Simplify. Take function argument.
16123 (name_mappings_registered_p): Assert we ask for the correct function.
16124 (name_registered_for_update_p): Likewise.
16125 (ssa_names_to_replace): Likewise.
16126 (release_ssa_name_after_update_ssa): Likewise.
16127 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16128 (dump_decl_set): Do not print a newline.
16129 (debug_decl_set): Do it here.
16130 (dump_update_ssa): And here.
16131 * tree-ssa-loop-im.c (move_computations): Adjust.
16132 (movement_possibility): Likewise.
16133 (determine_max_movement): Likewise.
16134 (gather_mem_refs_stmt): Likewise.
16135 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16136 or NAME_MEMORY_TAG.
16137 * tree-complex.c (update_all_vops): Remove.
16138 (expand_complex_move): Adjust.
16139 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16140 Simplify test for memory referencing statement. Exclude
16141 non-invariant ADDR_EXPRs.
16142 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16143 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16144 (rdg_flag_uses): Likewise.
16145 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16147 (tree_optimize_tail_calls_1): Also split the
16148 edge from the entry block if we have degenerate PHI nodes in
16149 the first basic block.
16150 * tree.c (init_ttree): Remove memory-tag related code.
16151 (tree_code_size): Likewise.
16152 (tree_node_structure): Likewise.
16153 (build7_stat): Re-write to be build6_stat.
16154 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16155 (SSA_VAR_P): Adjust.
16156 (struct tree_memory_tag): Remove.
16157 (struct tree_memory_partition_tag): Likewise.
16158 (union tree_node): Adjust.
16159 (build7): Re-write to be build6.
16160 * tree-pass.h (pass_reset_cc_flags): Remove.
16161 (TODO_update_address_taken): New flag.
16162 (pass_simple_dse): Remove.
16163 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16164 * params.h (MAX_ALIASED_VOPS): Remove.
16165 (AVG_ALIASED_VOPS): Likewise.
16166 * omp-low.c (expand_omp_taskreg): Update SSA form.
16167 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16168 aliases the lhs in a copy stmt.
16169 * tree-ssa-dse.c (struct address_walk_data): Remove.
16170 (memory_ssa_name_same): Likewise.
16171 (memory_address_same): Likewise.
16172 (get_kill_of_stmt_lhs): Likewise.
16173 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16174 unused stores. Look through PHI nodes into post-dominated regions.
16175 (dse_optimize_stmt): Simplify. Properly remove stores.
16176 (tree_ssa_dse): Compute dominators.
16177 (execute_simple_dse): Remove.
16178 (pass_simple_dse): Likewise.
16179 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16180 gimple_loaded_syms and gimple_stored_syms computation.
16181 * toplev.c (dump_memory_report): Dump alias and pta stats.
16182 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16183 (vn_reference_eq): Likewise.
16184 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16185 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16186 valueize_vuses): Remove.
16187 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16188 (get_def_ref_stmt_vuse): ... this.
16189 (vn_reference_lookup_2): New function.
16190 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16191 walking equivalent vuses. Simplify.
16192 (vn_reference_lookup): Likewise.
16193 (vn_reference_insert): Likewise.
16194 (vn_reference_insert_pieces): Likewise.
16195 (visit_reference_op_call): Simplify.
16196 (visit_reference_op_load): Likewise.
16197 (visit_reference_op_store): Likewise.
16198 (init_scc_vn): Remove shared_lookup_vuses initialization.
16199 (free_scc_vn): Remove shared_lookup_vuses freeing.
16200 (sort_vuses, sort_vuses_heap): Remove.
16201 (get_ref_from_reference_ops): Export.
16202 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16203 vector with single vuse pointer.
16204 (vn_reference_lookup_pieces, vn_reference_lookup,
16205 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16206 (shared_vuses_from_stmt): Remove.
16207 (get_ref_from_reference_ops): Declare.
16208 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16209 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16210 memory-tag related code.
16211 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16212 (likely_value): Add comment, skip static-chain of call statements.
16213 (surely_varying_stmt_p): Adjust.
16214 (gimplify_and_update_call_from_tree): Likewise.
16215 (execute_fold_all_builtins): Do not rebuild alias info.
16216 (gimplify_and_update_call_from_tree): Properly update VOPs.
16217 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16218 (copy_ref_info): Remove memory-tag related code.
16219 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16220 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16221 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16223 * tree-ssa-dom.c (gimple_p): Remove typedef.
16224 (eliminate_redundant_computations): Adjust.
16225 (record_equivalences_from_stmt): Likewise.
16226 (avail_expr_hash): Likewise.
16227 (avail_expr_eq): Likewise.
16228 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16229 (stmt_makes_single_load): Likewise.
16230 (stmt_makes_single_store): Likewise.
16231 * tree-ssa-alias.c: Rewrite completely.
16232 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16233 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16234 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16235 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16236 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16237 Remove public functions.
16238 (pass_reset_cc_flags): Remove.
16239 (pass_build_alias): Move ...
16240 * tree-ssa-structalias.c (pass_build_alias): ... here.
16241 * tree-ssa-alias.c (may_be_aliased): Move ...
16242 * tree-flow-inline.h (may_be_aliased): ... here.
16243 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16244 count_uses_and_derefs): Move ...
16245 * gimple.c: ... here.
16246 * gimple.h (count_uses_and_derefs): Declare.
16247 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16248 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16249 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16250 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16251 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16252 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16253 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16255 * tree-dfa.c (refs_may_alias_p): Move ...
16256 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16257 * tree-ssa-alias.h: New file.
16258 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16259 (statement_sink_location): Likewise.
16260 * opts.c (decode_options): Do not adjust max-aliased-vops or
16261 avg-aliased-vops values.
16262 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16263 (TV_CALL_CLOBBER): Likewise.
16264 (TV_FLOW_SENSITIVE): Likewise.
16265 (TV_FLOW_INSENSITIVE): Likewise.
16266 (TV_MEMORY_PARTITIONING): Likewise.
16267 (TV_ALIAS_STMT_WALK): New timevar.
16268 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16269 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16270 (get_address_description): Remove memory-tag related code.
16271 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16272 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16273 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16274 and immediate uses in statements. Document.
16275 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16276 (dump_symbols): Remove.
16277 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16278 * alias.c (get_deref_alias_set): New function split out from ...
16279 (get_alias_set): ... here.
16280 * alias.h (get_deref_alias_set): Declare.
16281 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16282 type parameter. Remove restrict pointer handling. Create a
16283 ref-all pointer in case type-based alias sets do not conflict.
16284 (vect_analyze_data_refs): Remove SMT related code.
16285 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16286 (vectorizable_load): Likewise.
16287 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16288 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16289 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16290 Ignore vops and SMTs.
16291 (dr_analyze_alias): Likewise..
16292 (free_data_ref): Likewise.
16293 (create_data_ref): Likewise.
16294 (analyze_all_data_dependences): Likewise.
16295 (get_references_in_stmt): Adjust.
16296 * tree-flow-inline.h (gimple_aliases_computed_p,
16297 gimple_addressable_vars, gimple_call_clobbered_vars,
16298 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16299 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16300 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16301 gimple_mem_ref_stats): Remove.
16302 (gimple_vop): New function.
16303 (op_iter_next_use): Remove vuses and mayuses cases.
16304 (op_iter_next_def): Remove vdefs case.
16305 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16306 (clear_and_done_ssa_iter): Do not set removed fields.
16307 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16308 Assert we are not iterating over vuses or vdefs if not also
16309 iterating over uses or defs.
16310 (op_iter_init_use): Likewise.
16311 (op_iter_init_def): Likewise.
16312 (op_iter_next_vdef): Remove.
16313 (op_iter_next_mustdef): Likewise.
16314 (op_iter_init_vdef): Likewise.
16315 (compare_ssa_operands_equal): Likewise.
16316 (link_use_stmts_after): Handle vuse operand.
16317 (is_call_used): Use is_call_clobbered.
16318 (is_call_clobbered): Global variables are always call clobbered,
16319 query the call-clobbers bitmap.
16320 (mark_call_clobbered): Ignore global variables.
16321 (clear_call_clobbered): Likewise.
16322 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16323 virtual operands sanity check.
16324 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16326 (TARGET_MEM_REF): Remove TMR_TAG operand.
16327 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16328 Remove call-clobber related code.
16329 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16330 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16331 partitions or escape reason.
16332 (get_single_def_stmt, get_single_def_stmt_from_phi,
16333 get_single_def_stmt_with_phi): Remove.
16334 (dump_referenced_vars): Tidy.
16335 (get_ref_base_and_extent): Allow bare decls.
16336 (collect_dfa_stats): Adjust.
16337 * graphite.c (rename_variables_in_stmt): Adjust.
16338 (graphite_copy_stmts_from_block): Likewise.
16339 (translate_clast): Likewise.
16340 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16342 (translate_vuse_through_block): Use the oracle.
16343 (phi_translate_1): Adjust.
16344 (value_dies_in_block_x): Use the oracle. Cache the outcome
16346 (valid_in_sets): Check if the VUSE for
16347 a REFERENCE is available.
16348 (eliminate): Do not remove stmts during elimination,
16349 instead queue and remove them afterwards.
16350 (do_pre): Do not rebuild alias info.
16351 (pass_pre): Run TODO_rebuild_alias before PRE.
16352 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16353 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16354 (mark_all_v_defs_stmt): Remove.
16355 (mark_all_v_defs_seq): Adjust.
16356 (sra_replace): Likewise.
16357 (scalarize_use): Likewise.
16358 (scalarize_copy): Likewise.
16359 (scalarize_init): Likewise.
16360 (scalarize_ldst): Likewise.
16361 (todoflags): Remove.
16362 (tree_sra): Do not rebuild alias info.
16363 (tree_sra_early): Adjust.
16364 (pass_sra): Run TODO_update_address_taken before SRA.
16365 * tree-predcom.c (set_alias_info): Remove.
16366 (prepare_initializers_chain): Do not call it.
16367 (mark_virtual_ops_for_renaming): Adjust.
16368 (mark_virtual_ops_for_renaming_list): Remove.
16369 (initialize_root_vars): Adjust.
16370 (initialize_root_vars_lm): Likewise.
16371 (prepare_initializers_chain): Likewise.
16372 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16373 (may_propagate_copy_into_stmt): Likewise.
16374 (merge_alias_info): Do nothing for now.
16375 (propagate_tree_value_into_stmt): Adjust.
16376 (stmt_may_generate_copy): Likewise.
16377 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16378 not mark symbols for renaming.
16379 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16380 with the same statement, make sure to update the new pointed-to one.
16381 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16382 call statements, do not mark symbols for renaming.
16383 (mark_operand_necessary): Dump something.
16384 (ref_may_be_aliased): New function.
16385 (mark_aliased_reaching_defs_necessary_1): New helper function.
16386 (mark_aliased_reaching_defs_necessary): Likewise.
16387 (mark_all_reaching_defs_necessary_1): Likewise.
16388 (mark_all_reaching_defs_necessary): Likewise.
16389 (propagate_necessity): Do not process virtual PHIs. For
16390 non-aliased loads mark all reaching definitions as necessary.
16391 For aliased loads and stores mark the immediate dominating
16392 aliased clobbers as necessary.
16393 (visited): New global static.
16394 (perform_tree_ssa_dce): Free visited bitmap after propagating
16396 (remove_dead_phis): Perform simple dead virtual PHI removal.
16397 (remove_dead_stmt): Properly unlink virtual operands when
16399 (eliminate_unnecessary_stmts): Schedule PHI removal after
16401 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16402 (process_replaceable): Likewise.
16403 (find_replaceable_in_bb): Likewise.
16404 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16405 based on the single gimple vop.
16406 (verify_flow_insensitive_alias_info): Remove.
16407 (verify_flow_sensitive_alias_info): Likewise.
16408 (verify_call_clobbering): Likewise.
16409 (verify_memory_partitions): Likewise.
16410 (verify_alias_info): Likewise.
16411 (verify_ssa): Adjust..
16412 (execute_update_addresses_taken): Export. Update SSA
16413 manually. Optimize only when optimizing. Use a local bitmap.
16414 (pass_update_address_taken): Remove TODO_update_ssa, add
16416 (pass_update_address_taken): Just use TODO_update_address_taken.
16417 (init_tree_ssa): Do not initialize addressable_vars.
16418 (verify_ssa): Verify new VUSE / VDEF properties.
16419 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16420 Do not call verify_alias_info.
16421 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16422 Do not free the loaded and stored syms bitmaps. Reset the escaped
16423 and callused solutions. Do not free addressable_vars.
16424 Remove memory-tag related code.
16425 (warn_uninitialized_var): Aliases are always available.
16426 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16427 * lambda-code.c (can_put_in_inner_loop): Adjust.
16428 (can_put_after_inner_loop): Likewise.
16429 (perfect_nestify): Likewise.
16430 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16431 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16432 (vectorizable_conversion): Do not mark symbols for renaming.
16433 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16434 (expand_call_inline): Unlink the calls virtual operands before
16436 (tree_function_versioning): Do not call update_ssa if we are not
16437 updating clones. Simplify.
16438 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16439 (propagate_with_phi): Likewise..
16440 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16441 clobber code. Assert we are not aliased or global.
16442 * tree-flow.h: Include tree-ssa-alias.h
16443 (enum escape_type): Remove.
16444 (struct mem_sym_stats_d): Likewise.
16445 (struct mem_ref_stats_d): Likewise.
16446 (struct gimple_df): Add vop member. Remove global_var,
16447 call_clobbered_vars, call_used_vars, addressable_vars,
16448 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16449 escaped and callused members.
16450 (struct ptr_info_def): Remove all members, add points-to solution
16452 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16453 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16454 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16455 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16456 (tree-ssa-alias.o): Likewise.
16457 (toplev.o): Add tree-ssa-alias.h
16458 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16459 * gimple.c (gimple_set_bb): Fix off-by-one error.
16460 (is_gimple_reg): Do not handle memory tags.
16461 (gimple_copy): Also copy virtual operands.
16462 Delay updating the statement. Do not reset loaded and stored syms.
16463 (gimple_set_stored_syms): Remove.
16464 (gimple_set_loaded_syms): Likewise.
16465 (gimple_call_copy_skip_args): Copy the virtual operands
16466 and mark the new statement modified.
16467 * tree-ssa-structalias.c (may_alias_p): Remove.
16468 (set_uids_in_ptset): Take the alias set to prune with as
16469 parameter. Fold in the alias test of may_alias_p.
16470 (compute_points_to_sets): Compute whether a ptr is dereferenced
16471 in a local sbitmap.
16472 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16473 other ADDRESSOF constraints on the lhs.
16474 (get_constraint_for_component_ref): Assert that we don't get
16475 ADDRESSOF constraints from the base of the reference.
16476 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16477 (struct variable_info): Remove collapsed_to member.
16478 (get_varinfo_fc): Remove.
16479 (new_var_info): Do not set collapsed_to.
16480 (dump_constraint): Do not follow cycles.
16481 (dump_constraint_graph): Likewise.
16482 (build_pred_graph): Likewise.
16483 (build_succ_graph): Likewise.
16484 (rewrite_constraints): Likewise.
16485 (do_simple_structure_copy): Remove.
16486 (do_rhs_deref_structure_copy): Remove.
16487 (do_lhs_deref_structure_copy): Remove.
16488 (collapse_rest_of_var): Remove.
16489 (do_structure_copy): Re-implement.
16490 (pta_stats): New global variable.
16491 (dump_pta_stats): New function.
16492 (struct constraint_expr): Make offset signed.
16493 (UNKNOWN_OFFSET): Define special value.
16494 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16495 (solution_set_expand): New helper function split out from ...
16496 (do_sd_constraint): ... here.
16497 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16498 (do_ds_constraint): Likewise.
16499 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16500 and CALLUSED = *CALLUSED.
16501 (set_union_with_increment): Make inc argument signed.
16502 (type_safe): Remove.
16503 (get_constraint_for_ptr_offset): Handle unknown and negative
16505 (first_vi_for_offset): Handle offsets before start. Bail
16506 out early for offsets beyond the variable extent.
16507 (first_or_preceding_vi_for_offset): New function.
16508 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16509 Together with ESCAPED = *ESCAPED this properly computes reachability.
16510 (find_what_var_points_to): New function.
16511 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16512 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16513 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16514 pt_solutions_intersect): New functions.
16515 (compute_call_used_vars): Remove.
16516 (compute_may_aliases): New main entry into PTA computation.
16517 * gimple.h (gimple_p): New typedef.
16518 (struct gimple_statement_base): Remove references_memory_p.
16519 (struct gimple_statement_with_memory_ops_base): Remove
16520 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16522 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16523 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16524 gimple_set_references_memory): Remove.
16525 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16526 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16528 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16529 (verify_expr): Allow RESULT_DECL.
16530 (gimple_duplicate_bb): Do not copy virtual operands.
16531 (gimple_duplicate_sese_region): Adjust.
16532 (gimple_duplicate_sese_tail): Likewise.
16533 (mark_virtual_ops_in_region): Remove.
16534 (move_sese_region_to_fn): Do not call it.
16535 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16536 and pass_simple_dse.
16537 (execute_function_todo): Handle TODO_update_address_taken,
16538 call execute_update_addresses_taken for TODO_rebuild_alias.
16539 (execute_todo): Adjust.
16540 (execute_one_pass): Init dump files early.
16541 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16543 (create_general_new_stmt): Clear vops.
16544 * tree-ssa-reassoc.c (get_rank): Adjust.
16545 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16546 symbols for renaming.
16547 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16548 (PARAM_AVG_ALIASED_VOPS): Likewise.
16549 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16550 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16551 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16552 (operand_build_cmp, copy_virtual_operands,
16553 create_ssa_artificial_load_stmt, add_to_addressable_set,
16554 gimple_add_to_addresses_taken): Remove public functions.
16555 (unlink_stmt_vdef): New function.
16557 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16559 * config.gcc (powerpc-*-linux*): Merge variants.
16561 2009-04-02 Chao-ying Fu <fu@mips.com>
16562 James Grosbach <james.grosbach@microchip.com>
16564 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16565 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16567 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16568 keep_interrupts_masked_p, use_debug_exception_return_p.
16569 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16570 keep_interrupts_masked, use_debug_exception_return.
16571 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16572 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16574 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16575 (mips_print_operand): Process COP0 registers to print $0 .. $31
16576 correctly for GAS to process.
16577 (mips_interrupt_extra_call_saved_reg_p): New function.
16578 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16580 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16581 (mips_compute_frame_info): Add supports for interrupt context that
16582 includes doubleword accumulators and COP0 registers.
16583 (mips_for_each_saved_acc): New function.
16584 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16585 mips_for_each_saved_reg.
16586 (mips_save_reg): Save accumulators.
16587 (mips_kernel_reg_p): A new for_each_rtx callback.
16588 (mips_expand_prologue): Support interrupt handlers.
16589 (mips_restore_reg): Restore accumulators.
16590 (mips_expand_epilogue): Support interrupt handlers.
16591 (mips_can_use_return_insn): Return false for interrupt handlers.
16592 (mips_epilogue_uses): New function.
16593 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16594 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16595 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16596 cop0_move): New instructions.
16597 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16598 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16600 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16602 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16603 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16604 interrupt handlers, we use K0 as the temporary register.
16605 (EPILOGUE_USES): Change to a function call.
16606 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16607 handlers, we use K0 as the temporary register.
16609 * doc/extend.texi (Function Attributes): Document interrupt,
16610 use_shadow_register_set, keep_interrupts_masked,
16611 use_debug_exception_return for MIPS attributes.
16613 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16615 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16616 Remove a number of t-files from tmake_file.
16617 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16618 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16619 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16620 target_prototype, not TARGET_PROTOTYPE.
16621 (LINK_OS_GNU_SPEC): Define.
16622 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16623 and darwin-ldoubdle.c.
16625 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16628 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16629 (cpp_options): Ditto.
16630 (default_compilers): Ditto.
16631 (display_help): Ditto.
16632 (process_command): Ditto.
16633 (do_spec_1): Ditto.
16634 (set_input): Use lbasename instead of duplicate code.
16635 (save_temps_prefix): New static for -save-temps=obj.
16636 (save_temps_length): Ditto.
16638 * doc/invoke.texi (-save-temps=obj): Document new variant to
16639 -save-temps switch.
16641 2009-04-02 Jeff Law <law@redhat.com>
16643 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16646 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16648 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16649 * configure: Regenerated.
16651 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16653 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16654 share the argument list.
16656 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16660 2009-02-12 Diego Novillo <dnovillo@google.com>
16662 * varpool.c (debug_varpool): New.
16663 * cgraph.h (debug_varpool): Declare.
16665 2009-04-02 Jan Hubicka <jh@suse.cz>
16667 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16670 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16672 * config/i386/i386.c (ix86_abi): Move initialization to ...
16673 (override_options): Here.
16675 2009-04-02 Christian Bruel <christian.bruel@st.com>
16677 * config/sh/sh.c (sh_dwarf_register_span): New function.
16678 (TARGET_DWARF_REGISTER_SPAN): Define.
16679 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16681 2009-04-02 Ira Rosen <irar@il.ibm.com>
16683 PR tree-optimization/39595
16684 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16685 interleaved loads group is not greater than the SLP group size.
16687 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16689 * builtins.c (is_builtin_name): New.
16690 (called_as_built_in): Use is_builtin_name.
16691 * tree.h (is_builtin_name): New.
16692 * varasm.c (incorporeal_function_p): Use is_builtin_name
16694 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16696 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16698 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16701 * c-decl.c (clone_underlying_type): Move this ...
16702 * c-common.c (set_underlying_type): ... here.
16703 Also, make sure the function properly sets TYPE_STUB_DECL() on
16704 the newly created typedef variant type.
16705 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16706 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16709 2009-04-02 Richard Guenther <rguenther@suse.de>
16711 PR tree-optimization/37221
16712 * tree-flow.h (degenerate_phi_result): Declare.
16713 * tree-ssa-dom.c (degenerate_phi_result): Export.
16714 * tree-scalar-evolution.c (analyze_initial_condition): If
16715 the initial condition is defined by a degenerate PHI node
16716 use the degenerate value.
16718 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16720 PR rtl-optimization/39588
16721 * combine.c (merge_outer_ops): Do not set the constant when this
16723 (simplify_shift_const_1): Do not modify it either in this case.
16725 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16727 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16728 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16730 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16733 * c-lex.c (interpret_float): Default (no suffix) is double.
16735 2009-04-1 Xinliang David Li <davidxl@google.com>
16737 * config/i386/i386.c (legitimate_constant_p): Recognize
16738 all one vector constant.
16740 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16742 * config/vax/vax.c: Add #includes to silence warnings.
16743 Change #include order to silence two warnings.
16745 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16747 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16748 (ASM_SPEC): Pass -k to the assembler for PIC code.
16750 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16752 * config.gcc: Add vax-*-linux* to the switch.
16753 * config/vax/linux.h: New file. (TARGET_VERSION,
16754 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16756 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16758 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16759 Use predicate macros instead of GET_CODE() == foo.
16760 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16761 ashlsi3, rotrsi3, <unnamed>): Likewise.
16763 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16765 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16766 jbbccihi, jbbccisi): Remova trailing whitespace.
16767 * config/vax/constraints.md: Likewise.
16768 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16769 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16770 * config/vax/predicates.md: Likewise.
16771 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16772 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16773 * config/vax/vax.h: Likewise.
16774 * config/vax/vax.md (nonlocal_goto): Likewise.
16776 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16778 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16779 (indirectable_address_p, adjacent_operands_p): Add spaces around
16781 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16783 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16785 * config/vax/vax.c (legitimate_constant_address_p,
16786 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16787 index_term_p, reg_plus_index_p, legitimate_address_p,
16788 vax_mode_dependent_address_p): Update comments to match functions
16789 modified by the recent int->bool conversion.
16791 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16793 * config/vax/builtins.md: Update copyright message.
16794 * config/vax/constraints.md: Likewise.
16795 * config/vax/netbsd-elf.h: Likewise.
16796 * config/vax/predicates.md: Likewise.
16797 * config/vax/vax-protos.h: Likewise.
16798 * config/vax/vax.c: Likewise.
16799 * config/vax/vax.h: Likewise.
16800 * config/vax/vax.md: Likewise.
16801 * config/vax/vax.opt: Likewise.
16803 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16805 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16806 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16807 * config/vax/constraints.md (B, R): Likewise.
16808 * config/vax/predicates.md (external_memory_operand,
16809 nonimmediate_addsub_di_operand): Likewise.
16810 * config/vax/vax.c (vax_output_int_add): Likewise.
16811 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16812 untyped_call): Likewise.
16814 2009-04-01 Matt Thomas <matt@3am-software.com>
16816 * config/vax/predicates.md: New file.
16817 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16818 external_const_operand, nonsymbolic_operand, external_memory_operand,
16819 indirect_memory_operand, indexed_memory_operand,
16820 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16821 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16823 * config/vax/constraints.md: New file.
16824 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16826 * config/vax/builtins.md: New file.
16827 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16828 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16830 * config/vax/vax.opt (mqmath): Add option.
16831 * config/vax/vax.md (isfx): Extend with DI.
16832 (VAXintQH, VAXintQHSD): Define.
16833 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16834 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16835 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16836 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16837 (movdi): Update constraints and use vax_output_int_move().
16838 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16839 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16840 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16841 nonlocal_goto): New.
16842 (mov<mode>): Extend accepted operand types.
16843 (subdi3_old): Rename from subdi3, change update constraints and use
16844 a new implementation.
16845 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16846 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16847 MOVE_RATIO, CLEAR_RATIO): Define.
16848 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16849 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16850 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16851 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16852 (split_quadword_operands): Make static and really allow variable
16854 (print_operand_address): Update for PIC generation.
16855 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16856 indexable_address_p, fixup_mathdi_operand,
16857 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16858 (vax_float_literal, legitimate_constant_p,
16859 indirectable_constant_address_p, index_term_p,
16860 reg_plus_index_p): Return bool instead of int.
16861 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16863 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16865 (vax_output_conditional_branch): Indent.
16866 (legitimate_constant_address_p, indirectable_constant_address_p,
16867 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16868 vax_mode_dependent_address_p): Return bool instead of int, update for
16870 * config/vax/vax-protos.h (legitimate_constant_address_p,
16871 legitimate_constant_p, legitimate_address_p,
16872 vax_mode_dependent_address_p): Change declaration to bool.
16873 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16874 vax_expand_addsub_di_operands, vax_output_int_subtract,
16875 vax_output_movmemsi): Declare.
16876 (split_quadword_operands, vax_float_literal): Delete declaration.
16877 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16878 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16879 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16880 ASM_OUTPUT_DWARF_PCREL): Define.
16881 (ASM_SPEC): Change definition to allow PIC generation.
16883 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16885 * doc/sourcebuild.texi: Update front-end requirements.
16887 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16890 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16891 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16892 (booldi3_internal3): Use boolean_or_operator instead of
16895 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16898 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16899 declarator whose size is not an integer constant expression but
16900 folds to an integer constant, then treat it as a constant
16903 2009-04-01 Richard Guenther <rguenther@suse.de>
16905 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16906 i * 4 + 2 to (i * 2 + 1) * 2.
16908 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16911 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16912 return if c_parser_asm_string_literal returned NULL.
16914 2009-04-01 Nick Clifton <nickc@redhat.com>
16916 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16918 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16919 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16920 other typedefs to avoid conflicts with libgcc2.c. Define labels
16921 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16923 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16924 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16927 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16929 * varasm.c (default_function_rodata_section): Declare DOT as
16932 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16933 Andrey Galkin <agalkin@hypercom.com>
16936 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16937 Make object_name unique for each process.
16939 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16942 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16943 addressable variables in the parallel that could go out of scope while
16944 running queued tasks.
16946 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16948 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16949 (CASE_VALUES_THRESHOLD): Redefine.
16950 * config/avr/avr.c (avr_override_options): Remove initialization of
16951 avr_case_values_threshold variable.
16952 (avr_case_values_threshold): Remove variable. Add new function.
16953 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16954 * config/avr/avr.opt (mno-tablejump): Remove option.
16955 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16957 2009-04-01 DJ Delorie <dj@redhat.com>
16959 * varasm.c (default_function_rodata_section): Don't assume
16960 anything about where the first '.' in the section name is.
16962 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16964 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16965 rs6000_emit_stack_tie.
16967 2009-03-31 Ian Lance Taylor <iant@google.com>
16969 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16970 gimple_code with GIMPLE_RESX, not RESX.
16972 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16974 * c-common.c (c_get_ident): New.
16975 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16977 2009-04-01 Ben Elliston <bje@au.ibm.com>
16979 * config/rs6000/sysv4.opt (msdata): Improve option description.
16981 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16983 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16984 (divdf3_internal_lat): Remove.
16985 (divxf3_internal_lat): Remove.
16986 (divxf3_internal_thr): Remove.
16987 (divxf): Use divxf3_internal.
16988 * config/ia64/div.md (divsf3_internal_lat): New.
16989 (divdf3_internal_lat): New.
16990 (divxf3_internal): New.
16992 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16995 * Makefile.in (USE_GCC_STDINT): Define.
16996 (stmp-int-hdrs): Install stdint.h if applicable.
16997 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16999 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17000 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17001 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17002 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17003 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17004 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17005 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17006 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17007 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17008 (c_common_nodes_and_builtins): Initialize
17009 underlying_wchar_type_node. Do not initialize
17010 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17011 nodes for new types.
17012 (c_stddef_cpp_builtins): Define macros for new types.
17013 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17015 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17016 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17017 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17018 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17019 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17020 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17021 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17022 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17023 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17024 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17025 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17026 int16_type_node, int32_type_node, int64_type_node,
17027 uint8_type_node, uint16_type_node, c_uint32_type_node,
17028 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17029 int_least32_type_node, int_least64_type_node,
17030 uint_least8_type_node, uint_least16_type_node,
17031 uint_least32_type_node, uint_least64_type_node,
17032 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17033 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17034 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17035 uintptr_type_node): Define.
17036 * c-cppbuiltin.c (builtin_define_constants,
17037 builtin_define_type_minmax): New.
17038 (builtin_define_stdint_macros): Define more macros.
17039 (c_cpp_builtins): Define more limit macros.
17040 (type_suffix): New.
17041 (builtin_define_type_max): Define in terms of
17042 builtin_define_type_minmax. Remove is_long parameter. All
17044 * config.gcc (use_gcc_stdint): Define.
17045 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17046 Add newlib-stdint.h for generic targets.
17047 * config/glibc-stdint.h, config/newlib-stdint.h,
17048 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17049 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17050 * config/score/score.h (UINTPTR_TYPE): Define.
17051 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17052 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17053 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17054 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17055 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17056 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17057 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17058 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17059 * config/spu/spu.h (STDINT_LONG32): Define.
17060 * configure.ac (use_gcc_stdint): Substitute.
17061 * configure: Regenerate.
17062 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17063 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17064 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17065 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17066 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17067 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17068 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17069 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17070 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17071 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17072 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17073 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17074 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17075 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17076 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17077 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17078 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17079 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17080 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17081 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17082 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17083 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17084 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17085 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17086 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17087 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17088 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17089 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17090 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17092 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17094 * loop-iv.c (suitable_set_for_replacement): Renamed from
17095 simplify_using_assignment; changed to return bool and to accept new
17096 args DEST and SRC. Return true iff we find a source/destination pair
17097 that can be used to make a replacement, and fill SRC and DEST if so.
17098 Remove arg ALTERED. Don't deal with altered regs here. All callers
17100 (simplify_using_initial_values): Deal with altered regs here and track
17101 more precisely the effect they have on the validity of our expression.
17103 * loop-iv.c (simplify_using_condition): A condition of the form
17104 (EQ REG CONST) can be used to simply make a substitution.
17105 (simplify_using_initial_values): Keep track of conditions we have seen
17106 and keep using them to simplify new expressions, while applying the
17107 same substitutions to them as to the expression.
17109 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17110 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17113 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17114 changed. Use this when trying to improve the upper bound.
17115 Generate the comparison by using simplify_gen_relational.
17117 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17119 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17121 (simplify_using_assignment, simplify_using_initial_values): Call
17122 replace_in_expr to make replacements. Call replace_single_def_regs
17123 once on the initial version of the expression.
17125 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17128 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17130 2009-03-31 Richard Guenther <rguenther@suse.de>
17132 PR middle-end/31029
17133 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17134 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17136 2009-03-31 Richard Guenther <rguenther@suse.de>
17138 * tree.h (div_if_zero_remainder): Declare.
17139 * fold-const.c (div_if_zero_remainder): Export.
17140 * tree-ssa-forwprop.c
17141 (forward_propagate_addr_into_variable_array_index): Handle
17142 constant array index addition outside of the variable index.
17144 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17147 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17148 define_splits, floatunssi<mode>2): Require x87 conversions from
17149 DImode to be permitted.
17151 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17153 PR preprocessor/15638
17154 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17156 2009-03-31 Richard Guenther <rguenther@suse.de>
17158 PR middle-end/23401
17159 PR middle-end/27810
17160 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17161 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17162 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17163 a separate statement.
17164 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17165 (lookup_tmp_var): Likewise.
17166 (is_gimple_formal_tmp_or_call_rhs): Remove.
17167 (is_gimple_reg_or_call_rhs): Rename to ...
17168 (is_gimple_reg_rhs_or_call): ... this.
17169 (is_gimple_mem_or_call_rhs): Rename to ...
17170 (is_gimple_mem_rhs_or_call): ... this.
17171 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17172 DECL_GIMPLE_REG_P only if is_formal is true.
17173 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17174 for non-proper post-modify expression gimplification.
17175 (gimplify_self_mod_expr): For post-modify expressions gimplify
17176 the lvalue to a minimal lvalue.
17177 (rhs_predicate_for): Remove formal temp case.
17178 (gimplify_modify_expr_rhs): Likewise.
17179 (gimplify_addr_expr): Use is_gimple_reg.
17180 (gimplify_expr): Remove formal temp cases.
17181 (gimple_regimplify_operands): Likewise.
17182 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17183 and FILTER_EXPR like constants.
17184 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17186 (is_gimple_formal_tmp_rhs): Remove.
17187 (is_gimple_reg_rhs): Remove special casing.
17188 (is_gimple_mem_rhs): Fix.
17189 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17190 (is_gimple_formal_tmp_var): Remove.
17191 (is_gimple_formal_tmp_reg): Likewise.
17192 (is_gimple_min_lval): Allow invariant component ref parts.
17193 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17194 is_gimple_formal_tmp_reg): Remove declarations.
17195 * tree-cfg.c (verify_expr): Verify that variables with address
17196 taken do not have DECL_GIMPLE_REG_P set.
17197 * tree-mudflap.c (mf_build_check_statement_for): Use
17198 force_gimple_operand instead of gimplify_expr.
17200 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17202 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17203 schedulable rows to compute_split_row.
17205 2009-03-31 Ben Elliston <bje@au.ibm.com>
17208 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17211 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17213 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17214 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17215 * configure: Regenerate.
17216 * config.in: Regenerate.
17217 * config/rs6000/rs6000.opt (mtls-markers): Add.
17218 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17219 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17220 (tls_ld_aix, tls_ld_sysv): Likewise.
17221 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17222 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17224 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17226 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17228 2009-03-30 Jan Hubicka <jh@suse.cz>
17230 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17232 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17233 detection and label handling.
17235 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17237 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17238 left_conflicts_size.
17239 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17240 ALLOCNO_LEFT_CONFLICTS_SIZE.
17242 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17243 remove_allocno_from_bucket_and_push,
17244 allocno_spill_priority_compare, push_allocnos_to_stack,
17245 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17246 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17247 (setup_allocno_left_conflicts_num): Ditto. Rename to
17248 setup_allocno_left_conflicts_size.
17249 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17250 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17251 setup_allocno_left_conflicts_size instead of
17252 setup_allocno_left_conflicts_num.
17254 * ira-build.c (ira_create_allocno): Use
17255 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17256 ALLOCNO_LEFT_CONFLICTS_NUM.
17258 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17260 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17261 instead of DF_LR_OUT.
17263 * ira-lives.c (process_bb_node_lives): Ditto.
17265 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17266 instead of DF_LR_{OUT,IN}.
17268 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17270 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17272 2009-03-30 Jan Hubicka <jh@suse.cz>
17274 * except.c (label_to_region_map): Fix thinko.
17276 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17278 PR middle-end/38237
17279 * tree.h (tree_find_value): New declaration.
17280 * tree.c (tree_find_value): New function.
17281 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17283 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17286 * c-decl.c (struct c_binding): Add locus field.
17287 (bind): Add locus argument, set locus field from it.
17288 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17289 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17290 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17291 implicitly_declare, undeclared_variable, lookup_label,
17292 declare_label, c_make_fname_decl, c_builtin_function,
17293 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17296 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17299 * config/i386/i386.c (classify_argument): Check total size of
17302 2009-03-30 Martin Jambor <mjambor@suse.cz>
17304 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17305 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17306 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17309 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17310 seen_variable_array_ref while also traversing a union.
17312 * tree-inline.c (optimize_inline_calls): Do not call
17313 cgraph_node_remove_callees.
17314 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17315 (pass_remove_cgraph_callee_edges): New variable.
17316 * passes.c (init_optimization_passes): Add
17317 pass_remove_cgraph_callee_edges after early inlining and before all
17318 late intraprocedural passes.
17320 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17322 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17324 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17325 Fix typos in names.
17327 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17329 * combine.c (simplify_comparison): Use have_insn_for.
17330 * dojump.c (do_jump): Likewise.
17332 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17334 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17335 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17336 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17337 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17338 instead of sparc_compare_emitted.
17339 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17340 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17341 instead of sparc_compare_emitted.
17343 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17345 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17346 enter/exit cfglayout mode.
17347 (pass_partition_block): Require it.
17348 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17349 (combine_instructions): Track basic blocks instead of labels.
17350 (update_cfg_for_uncondjump): New.
17351 (try_combine): Use it. Update jumps after rescanning.
17352 (pass_combine): Require PROP_cfglayout.
17353 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17355 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17357 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17358 Provide/destroy PROP_cfglayout respectively.
17359 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17360 * tree-pass.h (PROP_cfglayout): New.
17362 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17364 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17365 fold_convert_const_fixed_from_fixed,
17366 fold_convert_const_fixed_from_int,
17367 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17368 set TREE_CONSTANT_OVERFLOW.
17369 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17370 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17372 2009-03-30 Ira Rosen <irar@il.ibm.com>
17374 * tree-vect-loop-manip.c: New file.
17375 * tree-vectorizer.c: Update documentation and included files.
17376 (vect_loop_location): Make extern.
17377 (rename_use_op): Move to tree-vect-loop-manip.c
17378 (rename_variables_in_bb, rename_variables_in_loop,
17379 slpeel_update_phis_for_duplicate_loop,
17380 slpeel_update_phi_nodes_for_guard1,
17381 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17382 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17383 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17384 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17385 find_loop_location): Likewise.
17386 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17387 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17388 get_vectype_for_scalar_type, vect_is_simple_use,
17389 supportable_widening_operation, supportable_narrowing_operation):
17391 (bb_in_loop_p): Move to tree-vect-loop.c.
17392 (new_loop_vec_info, destroy_loop_vec_info,
17393 reduction_code_for_scalar_code, report_vect_op,
17394 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17395 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17396 (vect_supportable_dr_alignment): Likewise.
17397 * tree-vectorizer.h (tree-data-ref.h): Include.
17398 (vect_loop_location): Declare.
17399 Reorganize function declarations according to the new file structure.
17400 * tree-vect-loop.c: New file.
17401 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17402 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17403 * tree-vect-data-refs.c: New file.
17404 * tree-vect-patterns.c (timevar.h): Don't include.
17405 * tree-vect-stmts.c: New file.
17406 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17407 tree-vect-slp.c, tree-vect-loop.c.
17408 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17409 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17410 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17411 (tree-vect-analyze.o): Remove.
17412 (tree-vect-transform.o): Likewise.
17413 (tree-vect-data-refs.o): Add rule.
17414 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17415 tree-vect-slp.o): Likewise.
17416 (tree-vect-patterns.o): Remove redundant dependencies.
17417 (tree-vectorizer.o): Likewise.
17418 * tree-vect-slp.c: New file.
17420 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17422 * optc-gen.awk: Warn if an option flag has multiple different
17425 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17427 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17428 -floop-block): Document dependences on PPL, CLooG and Graphite.
17430 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17432 PR rtl-optimization/323
17433 * c-common.c (c_fully_fold, convert_and_check,
17434 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17435 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17436 * c-common.def (EXCESS_PRECISION_EXPR): New.
17437 * c-cppbuiltin.c (builtin_define_float_constants): Define
17438 constants with enough digits for long double.
17439 * c-lex.c (interpret_float): Interpret constant with excess
17440 precision where appropriate.
17441 * c-opts.c (c_common_post_options): Set
17442 flag_excess_precision_cmdline. Give an error for
17443 -fexcess-precision=standard for C++ for processors where the
17444 option is significant.
17445 * c-parser.c (c_parser_conditional_expression): Handle excess
17446 precision in condition.
17447 * c-typeck.c (convert_arguments): Handle arguments with excess
17449 (build_unary_op): Move excess precision outside operation.
17450 (build_conditional_expr): Likewise.
17451 (build_compound_expr): Likewise.
17452 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17453 (build_modify_expr): Handle excess precision in RHS.
17454 (convert_for_assignment): Handle excess precision in converted
17456 (digest_init, output_init_element, process_init_element): Handle
17457 excess precision in initializer.
17458 (c_finish_return): Handle excess precision in return value.
17459 (build_binary_op): Handle excess precision in operands and add
17460 excess precision as needed for operation.
17461 * common.opt (-fexcess-precision=): New option.
17462 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17463 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17464 For standard excess precision, output explicit conversion to and
17465 truncation from XFmode.
17466 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17467 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17468 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17469 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17470 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17471 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17472 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17473 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17474 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17475 define_splits, sqrt<mode>2): Disable where appropriate for
17476 standard excess precision.
17477 * convert.c (convert_to_real): Do not shorten arithmetic to type
17478 for which excess precision would be used.
17479 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17480 * doc/invoke.texi (-fexcess-precision=): Document option.
17481 (-mfpmath=): Correct index entry.
17482 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17483 flag_excess_precision): New.
17484 * langhooks.c (lhd_post_options): Set
17485 flag_excess_precision_cmdline.
17486 * opts.c (common_handle_option): Handle -fexcess-precision=.
17487 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17488 init_excess_precision): New.
17489 (lang_dependent_init_target): Call init_excess_precision.
17490 * tree.c (excess_precision_type): New.
17491 * tree.h (excess_precision_type): Declare.
17493 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17496 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17497 non-lvalue to component.
17499 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17501 PR preprocessor/34695
17502 * Makefile.in (c-opts.o): Depend on c-tree.h.
17503 * c-common.c: Move down include of diagnostic.h.
17504 (done_lexing, c_cpp_error): New.
17505 * c-common.h (done_lexing): Declare.
17506 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17508 * c-opts.c: Include c-tree.h.
17509 (c_common_init_options): Set preprocessor error callback.
17510 (c_common_handle_option): Do not set preprocessor
17511 inhibit_warnings, warnings_are_errors, warn_system_headers,
17512 pedantic_errors or inhibit_warnings flags.
17513 (c_common_post_options): Do not check cpp_errors (parse_in).
17514 (c_common_finish): Do not output dependencies if there were
17515 errors. Do not check return value of cpp_finish.
17516 * c-ppoutput.c (pp_file_change): Set input_location.
17517 * c-tree.h (c_cpp_error): Declare.
17518 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17520 (diagnostic_build_prefix): Check override_column.
17521 * diagnostic.h (diagnostic_info): Add override_column field.
17522 (diagnostic_override_column): Define.
17524 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17526 * c-common.c (c_expand_expr, c_staticp): Remove.
17527 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17528 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17529 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17530 * c-gimplify.c (gimplify_compound_literal_expr,
17531 optimize_compound_literals_in_ctor): Remove.
17532 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17533 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17534 * c-semantics.c (emit_local_var): Remove.
17536 * langhooks-def.h (lhd_expand_expr): Remove.
17537 * langhooks.c (lhd_expand_expr): Remove.
17538 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17540 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17541 handling from c-semantics.c; don't call into langhook.
17542 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17543 * gimplify.c (gimplify_compound_literal_expr,
17544 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17545 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17546 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17547 as was done in c-gimplify.c.
17548 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17549 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17550 Move from c-common.h.
17551 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17553 * tree.c (staticp): Do not call langhook.
17554 * langhooks.c (lhd_staticp): Delete.
17555 * langhooks-def.h (lhd_staticp): Delete prototype.
17556 (LANG_HOOKS_STATICP): Delete.
17557 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17559 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17560 instead of DECL_STMTs.
17562 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17570 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17572 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17573 contained expression.
17574 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17575 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17576 conditional expressions for C.
17577 (decl_constant_value_for_optimization): Move from
17578 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17579 whether optimizing and that the expression is a VAR_DECL not of
17580 array type instead of doing such checks in the caller. Do not
17581 check pedantic. Call gcc_unreachable for C++.
17582 * c-common.def (C_MAYBE_CONST_EXPR): New.
17583 * c-common.h (c_fully_fold, c_save_expr,
17584 decl_constant_value_for_optimization): New prototypes.
17585 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17586 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17587 EXPR_INT_CONST_OPERANDS): Define.
17588 * c-convert.c (convert): Strip nops from expression.
17589 * c-decl.c (groktypename): Take extra parameters expr and
17590 expr_const_operands. Update call to grokdeclarator.
17591 (start_decl): Update call to grokdeclarator. Add statement for
17592 expressions used in type of decl.
17593 (grokparm): Update call to grokdeclarator.
17594 (push_parm_decl): Update call to grokdeclarator.
17595 (build_compound_literal): Add parameter non_const and build a
17596 C_MAYBE_COSNT_EXPR if applicable.
17597 (grokdeclarator): Take extra parameters expr and
17598 expr_const_operands. Track expressions used in declaration
17599 specifiers and declarators. Fold array sizes and track whether
17600 they are constant expressions and whether they are integer
17601 constant expressions.
17602 (parser_xref_tag): Set expr and expr_const_operands fields in
17604 (grokfield): Update call to grokdeclarator.
17605 (start_function): Update call to grokdeclarator.
17606 (build_null_declspecs): Set expr and expr_const_operands fields in
17608 (declspecs_add_type): Handle expressions in typeof specifiers.
17609 * c-parser.c (c_parser_declspecs): Set expr and
17610 expr_const_operands fields for declaration specifiers.
17611 (c_parser_enum_specifier): Likewise.
17612 (c_parser_struct_or_union_specifier): Likewise.
17613 (c_parser_typeof_specifier): Likewise. Update call to
17614 groktypename. Fold expression as needed. Return expressions with
17615 type instead of adding statements.
17616 (c_parser_attributes): Update calls to c_parser_expr_list.
17617 (c_parser_statement_after_labels): Fold expression before passing
17618 to objc_build_throw_stmt.
17619 (c_parser_condition): Fold expression.
17620 (c_parser_asm_operands): Fold expression.
17621 (c_parser_conditional_expression): Use c_save_expr. Update call
17622 to build_conditional_expr.
17623 (c_parser_alignof_expression): Update call to groktypename.
17624 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17625 original_code. Fold expression argument of va_arg. Create
17626 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17627 argument to va_arg. Update calls to groktypename. Fold array
17628 index for offsetof. Verify that first argument to
17629 __builtin_choose_expr has integer type.
17630 (c_parser_postfix_expression_after_paren_type): Update calls to
17631 groktypename and build_compound_literal. Handle expressions with
17632 side effects in type name.
17633 (c_parser_postfix_expression_after_primary): Update call to
17634 c_parser_expr_list. Set original_code for calls to
17635 __builtin_constant_p.
17636 (c_parser_expr_list): Take extra parameter fold_p. Fold
17637 expressions if requested.
17638 (c_parser_objc_type_name): Update call to groktypename.
17639 (c_parser_objc_synchronized_statement): Fold expression.
17640 (c_parser_objc_receiver): Fold expression.
17641 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17642 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17643 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17644 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17645 (struct c_typespec): Add elements expr and expr_const_operands.
17646 (struct c_declspecs): Add elements expr and expr_const_operands.
17647 (groktypename, build_conditional_expr, build_compound_literal):
17649 (in_late_binary_op): Declare.
17650 * c-typeck.c (note_integer_operands): New function.
17651 (in_late_binary_op): New variable.
17652 (decl_constant_value_for_broken_optimization): Move to c-common.c
17653 and rename to decl_constant_value_for_optimization.
17654 (default_function_array_conversion): Do not strip nops.
17655 (default_conversion): Do not call
17656 decl_constant_value_for_broken_optimization.
17657 (build_array_ref): Do not fold result.
17658 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17659 result when operand is a VLA.
17660 (c_expr_sizeof_type): Update call to groktypename. Handle
17661 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17662 result when operand names a VLA type.
17663 (build_function_call): Update call to build_compound_literal.
17664 Only fold result for calls to __builtin_* functions. Strip
17665 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17666 the function designator.
17667 (convert_arguments): Fold arguments. Update call to
17668 convert_for_assignment.
17669 (build_unary_op): Handle increment and decrement of
17670 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17671 decrement earlier. Fold operand of increment and decrement.
17672 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17673 built for integer operand. Wrap returns that are INTEGER_CSTs
17674 without being integer constant expressions or that have integer
17675 constant operands without being INTEGER_CSTs.
17676 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17677 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17678 result is an integer constant expression or can be used in
17679 unevaluated parts of one and avoid folding and wrap as
17680 appropriate. Fold operands before possibly doing -Wsign-compare
17682 (build_compound_expr): Wrap result for C99 if operands can be used
17683 in integer constant expressions.
17684 (build_c_cast): Update call to digest_init. Do not ignore
17685 overflow from casting floating-point constants to integers. Wrap
17686 results that could be confused with integer constant expressions,
17687 null pointer constants or floating-point constants.
17688 (c_cast_expr): Update call to groktypename. Handle expressions
17689 included in type name.
17690 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17691 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17692 Update calls to convert_for_assignment.
17693 (convert_for_assignment): Take new parameter
17694 null_pointer_constant. Do not strip nops or call
17695 decl_constant_value_for_broken_optimization. Set
17696 in_late_binary_op for conversions to boolean.
17697 (store_init_value): Update call to digest_init.
17698 (digest_init): Take new parameter null_pointer_constant. Do not
17699 call decl_constant_value_for_broken_optimization. pedwarn for
17700 initializers not constant expressions. Update calls to
17701 convert_for_assignment.
17702 (constructor_nonconst): New.
17703 (struct constructor_stack): Add nonconst element.
17704 (really_start_incremental_init, push_init_level, pop_init_level):
17705 Handle constructor_nonconst and nonconst element.
17706 (set_init_index): Call constant_expression_warning for array
17708 (output_init_element): Fold value. Set constructor_nonconst as
17709 applicable. pedwarn for initializers not constant expressions.
17710 Update call to digest_init. Call constant_expression_warning
17711 where constant initializers are required.
17712 (process_init_element): Use c_save_expr.
17713 (c_finish_goto_ptr): Fold expression.
17714 (c_finish_return): Fold return value. Update call to
17715 convert_for_assignment.
17716 (c_start_case): Fold switch expression.
17717 (c_process_expr_stmt): Fold expression.
17718 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17719 ensure statement expression is not evaluated in constant expression.
17720 (build_binary_op): Track whether results are integer constant
17721 expressions or may occur in such, disable folding and wrap results
17722 as applicable. Fold operands for -Wsign-compare warnings unless
17724 (c_objc_common_truthvalue_conversion): Handle results folded to
17725 integer constants that are not integer constant expressions.
17726 * doc/extend.texi: Document when typeof operands are evaluated,
17727 that condition of __builtin_choose_expr is an integer constant
17728 expression, and more about use of __builtin_constant_p in
17731 2009-03-29 Richard Guenther <rguenther@suse.de>
17733 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17734 propagate addresses of array references.
17736 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17738 * regmove.c (perhaps_ends_bb_p): Remove.
17739 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17740 from INSN and check that the main loop stays within that basic block.
17741 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17742 (regmove_forward_pass): Split out from regmove_optimize. Use
17743 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17744 (regmove_backward_pass): Split out from regmove_optimize. Use
17745 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17746 (regmove_optimize): Simplify.
17748 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17751 * config/i386/i386.c (classify_argument): Ignore flexible array
17752 member in struct and warn ABI change.
17754 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17756 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17758 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17759 (ix86_adjust_cost): Updated.
17761 2009-03-29 Jan Hubicka <jh@suse.cz>
17763 PR middle-end/28850
17764 * tree-pass.h (pass_cleanup_eh): New function.
17765 (remove_unreachable_regions): Break code handling RTL
17766 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17767 that can not be reached by runtime.
17768 (can_be_reached_by_runtime): New function.
17769 (label_to_region_map): New function.
17770 (num_eh_regions): New function.
17771 (rtl_remove_unreachable_regions): New function.
17772 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17773 (remove_eh_region): New function.
17774 * except.h: Include sbitmap and vecprim.
17775 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17776 num_eh_regions): Declare.
17777 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17778 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17779 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17780 (tree_empty_eh_handler_p): New function.
17781 (cleanup_empty_eh): New function.
17782 (cleanup_eh): New function.
17783 (pass_cleanup_eh): New function.
17785 2009-03-29 Jan Hubicka <jh@suse.cz>
17787 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17788 for removed regions.
17790 2009-03-29 Jan Hubicka <jh@suse.cz>
17792 * except.c (dump_eh_tree): Dump all datastructures.
17794 2009-03-29 Jan Hubicka <jh@suse.cz>
17796 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17797 (duplicate_eh_regions_1): Likewise.
17798 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17799 vector; call EH verification.
17800 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17801 Be ready for region being removed.
17803 2009-03-29 Jan Hubicka <jh@suse.cz>
17805 * bitmap.c (bitmap_last_set_bit): New function.
17806 * bitmap.h (bitmap_last_set_bit): Declare.
17808 2009-03-29 David Ayers <ayers@fsfe.org>
17811 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17812 by calling objc_compare_types and surpress warnings about
17813 incompatible C pointers that are compatible ObjC pointers.
17815 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17817 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17818 call initialize_inline_failed.
17819 (initialize_inline_failed): Move it from here ...
17820 * cgraph.c (initialize_inline_failed): ... to here.
17821 (cgraph_create_edge): Call initialize_inline_failed rather than
17822 setting inline_failed directly.
17824 2009-03-29 Ben Elliston <bje@au.ibm.com>
17827 * sysv4.opt (msdata): Improve comment.
17828 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17829 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17831 2009-03-29 Ben Elliston <bje@au.ibm.com>
17834 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17835 load and store attributes.
17837 2009-03-29 Ben Elliston <bje@au.ibm.com>
17839 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17840 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17841 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17842 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17843 __builtin_infq and __builtin_huge_valq.
17845 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17847 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17849 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17850 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17852 2009-03-28 Xinliang David Li <davidxl@google.com>
17854 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17855 (do_dbg_cnt): New function.
17857 2009-03-28 Jan Hubicka <jh@suse.cz>
17859 Merge from pretty-ipa:
17861 2009-03-27 Jan Hubicka <jh@suse.cz>
17863 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17864 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17865 * passes.c (function_called_by_processed_nodes_p): New.
17866 * ipa-pure-const.c (check_call): Fix handling of operands.
17867 (analyze_function): Dump debug output for skipped bodies.
17868 (local_pure_const): Use function_called_by_processed_nodes_p.
17869 * dwarf2out.c (reference_to_unused): Use output.
17870 * passes.c (do_per_function_toporder): Likewise.
17872 2008-11-12 Jan Hubicka <jh@suse.cz>
17874 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17875 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17876 state_set_in_source enum
17877 (check_decl): Ignore memory tags; do not set fake looping flags;
17879 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17880 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17881 (check_call, analyze_function): Rewrite.
17883 (add_new_function): Update call of analyze_function.
17884 (generate_summary): Add call of analyze_function.
17885 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17886 (local_pure_const): New function.
17887 (pass_local_pure_const): New pass.
17888 * ipa-inline.c (inline_transform): Set after_inlining.
17889 * tree-eh.c (stmt_can_throw_external): New.
17890 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17891 work with aliasing built.
17892 * tree-flow.h (stmt_can_throw_external): New.
17893 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17894 and local pure/const pass in early and late optimization queue.
17896 2009-03-28 Martin Jambor <mjambor@suse.cz>
17898 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17900 (fold_binary): Allow function decl aligment consideration is the
17901 second argument is integer constant one.
17902 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17903 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17904 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17906 2009-03-28 Jan Hubicka <jh@suse.cz>
17908 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17909 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17910 * function.h (rtl_data): Add nothrow flag.
17911 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17912 set DECL_NOTHROW for AVAILABLE functions.
17914 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17916 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17917 following vector keyword has expansion starting with pixel or bool
17918 keyword, expand vector to __vector and pixel or bool to __pixel or
17922 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17923 warn_if_disallowed_function_p): Removed.
17924 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17925 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17926 warning_if_disallowed_function_p.
17927 * flags.h (warn_if_disallowed_function_p,
17928 warn_disallowed_functions): Removed.
17929 * common.opt (Wdisallowed-function-list=): Removed.
17930 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17932 2009-03-28 Richard Guenther <rguenther@suse.de>
17934 PR tree-optimization/38723
17935 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17938 2009-03-28 Jan Hubicka <jh@suse.cz>
17940 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17941 test introduced by my previous patch.
17943 2009-03-28 Richard Guenther <rguenther@suse.de>
17945 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17946 the PHIs value undefined.
17948 2009-03-28 Jan Hubicka <jh@suse.cz>
17950 * tree-pass.h (pass_fixup_cfg): New pass.
17951 * ipa-inline.c (inline_transform): Set
17952 always_inline_functions_inlined/after_inlining.
17953 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17954 (pass_fixup_cfg): New pass.
17955 * passes.c (init_optimization_passes): Add fixup_cfg.
17957 2009-03-28 Richard Guenther <rguenther@suse.de>
17959 PR tree-optimization/38458
17960 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17961 argument use the arguments copy-of value.
17963 2009-03-28 Richard Guenther <rguenther@suse.de>
17965 PR tree-optimization/38180
17966 * tree-ssa-ccp.c (get_default_value): Simplify.
17967 (likely_value): Likewise.
17968 (surely_varying_stmt_p): Properly handle VOP case.
17969 (ccp_initialize): Likewise.
17970 (ccp_fold): Handle propagating through *&.
17971 (fold_const_aggregate_ref): Also handle decls.
17973 2009-03-28 Jan Hubicka <jh@suse.cz>
17975 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17976 * cgraph.h (cgraph_node): Likewise.
17977 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17978 (cgraph_reset_node): Use process flag.
17979 (cgraph_mark_functions_to_output): Likewise.
17980 (cgraph_expand_function): Likewise.
17981 (cgraph_expand_all_functions): Likewise.
17982 (cgraph_output_in_order): Likewise.
17983 * dwarf2out.c (reference_to_unused): Likewise.
17984 * passes.c do_per_function_toporder): Likewise.
17986 2009-03-28 Jan Hubicka <jh@suse.cz>
17988 Bring from lto-branch:
17990 2008-09-03 Doug Kwan <dougkwan@google.com>
17992 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17993 enums instead of reason strings.
17994 * cgraph.c (cgraph_create_edge): Same.
17995 (cgraph_inline_failed_string): New function.
17996 * cgraph.h (cgraph_inline_failed_t): New enum type.
17997 (cgraph_inline_failed_string): New prototype.
17998 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17999 char pointer to cgraph_inline_failed_t.
18000 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18001 (cgraph_default_inline_p): Ditto.
18002 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18003 to cgraph_inline_failed_t pointer.
18004 * cif-code.def: New file.
18005 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18007 (cgraph_check_inline_limits): Change type of REASON to pointer to
18008 cgraph_inline_failed_t. Replace reason strings with enums.
18009 (cgraph_default_inline_p): Ditto.
18010 (cgraph_recursive_inlining_p): Ditto.
18011 (update_caller_keys): Change type of FAILED_REASON to
18012 cgraph_inline_failed_t.
18013 (cgraph_set_inline_failed): Change type of REASON to pointer to
18014 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18015 convert enums to strings for text output.
18016 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18017 to be of type cgraph_inline_failed_t. Replace reason strings with
18018 enums. Call cgraph_inline_failed_string to covert enums
18019 to strings for text output.
18020 (cgraph_decide_inlining): Replace reason strings with enums.
18021 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18022 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18024 * tree-inline.c (expand_call_inline): Change type of REASON
18025 to cgraph_inline_failed_t. Replace reason strings with enums.
18026 Call cgraph_inline_failed_string for text output.
18027 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18030 2009-03-28 Jan Hubicka <jh@suse.cz>
18032 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18033 cgraph_clone_node): Remove master clone handling.
18034 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18035 * cgraph.h (master_clone): Remove.
18036 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18037 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18038 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18040 2009-03-28 Jan Hubicka <jh@suse.cz>
18042 * cgraph.c (cgraph_function_body_availability): Functions declared
18043 inline are always safe to assume that it is not going to be replaced.
18045 2009-03-28 Richard Guenther <rguenther@suse.de>
18047 PR tree-optimization/38513
18048 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18049 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18050 EXC_PTR_EXPR and FILTER_EXPR.
18051 (get_ref_from_reference_ops): Likewise.
18053 2009-03-28 Richard Guenther <rguenther@suse.de>
18055 PR tree-optimization/38968
18056 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18057 Use FLOOR_MOD_EXPR to compute misalignment.
18059 2009-03-28 Richard Guenther <rguenther@suse.de>
18061 PR tree-optimization/37795
18062 * tree.h (combine_comparisons): Declare.
18063 * fold-const.c (combine_comparisons): Export.
18064 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18066 (ifcombine_iforif): Use combine_comparisons.
18068 2009-03-28 Jan Hubicka <jh@suse.cz>
18070 * tree-eh.c (inlinable_call_p): New function.
18071 (make_eh_edges): Use it.
18072 (verify_eh_edges): Use it.
18073 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18074 * except.c (reachable_next_level): Add inlinable_function argument
18075 (sjlj_find_directly_reachable_regions): Update.
18076 (add_reachable_handler): Do not set saw_any_handlers.
18077 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18078 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18079 Add new inlinable call parameter.
18080 (can_throw_internal, can_throw_external): Update.
18081 * except.h (can_throw_internal_1, can_throw_external_1,
18082 foreach_reachable_handler): Update declaration.
18084 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18086 * config/arm/t-arm-coff, config/h8300/coff.h,
18087 config/i386/i386-aout.h, config/i386/i386-coff.h,
18088 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18089 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18090 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18091 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18092 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18093 sys-types.h: Remove.
18094 * Makefile.in: Remove protoize and fixproto support and references
18096 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18097 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18099 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18100 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18101 unprotoize$(exeext).
18102 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18103 (.PHONY): Don't depend on proto.
18104 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18105 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18106 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18107 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18108 build/gen-protos.o, build/scan.o, xsys-protos.h,
18109 build/fix-header$(build_exeext), build/fix-header.o,
18110 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18111 stmp-install-fixproto): Remove.
18112 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18113 SYSCALLS.c or fixproto files.
18114 (install-common): Don't install protoize.
18115 (install-headers-tar, install-headers-cpio, install-headers-cp):
18116 Don't depend on $(STMP_FIXPROTO).
18117 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18118 install fixproto files or write out fixproto settings.
18119 (uninstall): Don't uninstall protoize.
18120 * config.gcc (use_fixproto): Remove.
18121 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18122 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18123 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18124 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18125 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18126 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18127 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18128 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18129 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18130 * config/t-vxworks (STMP_FIXPROTO): Remove.
18131 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18132 STMP_FIXPROTO): Remove.
18133 * config.in, configure: Regenerate.
18134 * crtstuff.c (gid_t, uid_t): Don't undefine.
18135 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18136 (arm-*-coff, arm-*-aout: Remove target entries.
18137 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18138 Remove mention of AIX 4.1.
18139 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18140 * doc/invoke.texi (Running Protoize): Remove.
18141 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18142 (Protoize Caveats): Remove.
18143 * tsystem.h: Update comments on headers assumed to exist.
18145 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18147 * genautomata.c: Add a new year to the copyright. Add a new
18149 (struct insn_reserv_decl): Add comments for member bypass_list.
18150 (find_bypass): Remove.
18151 (insert_bypass): New.
18152 (process_decls): Use insert_bypass.
18153 (output_internal_insn_latency_func): Output all bypasses with the
18154 same input insn in one switch case.
18156 * rtl.def (define_bypass): Describe bypass choice.
18157 * doc/md.texi (define_bypass): Ditto.
18159 2009-03-27 Richard Guenther <rguenther@suse.de>
18161 * gimplify.c (mark_addressable): Export.
18162 * tree-flow.h (mark_addressable): Declare.
18163 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18164 * tree-ssa.c (verify_phi_args): Verify that address taken
18165 variables have TREE_ADDRESSABLE set.
18167 2009-03-27 Richard Guenther <rguenther@suse.de>
18169 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18170 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18171 Do not mark decls TREE_ADDRESSABLE.
18172 (build_fold_addr_expr): Adjust.
18173 (fold_addr_expr): Remove.
18174 (fold_unary): Use build_fold_addr_expr.
18175 (fold_comparison): Likewise.
18176 (split_address_to_core_and_offset): Likewise.
18177 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18179 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18180 (gimplify_modify_expr_to_memcpy): Mark source and destination
18182 * omp-low.c (create_omp_child_function): Mark the object decl
18184 (lower_rec_input_clauses): Mark the var we take the address of
18186 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18188 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18190 PR middle-end/39315
18191 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18192 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18194 2009-03-27 Richard Guenther <rguenther@suse.de>
18196 PR tree-optimization/39120
18197 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18199 (handle_lhs_call): Process return constraints. Add escape
18200 constraints if necessary.
18201 (handle_const_call): Fill out return constraints. Make nested
18202 case more precise. Avoid consttmp if possible.
18203 (handle_pure_call): Fill out return constraints. Avoid
18204 callused if possible.
18205 (find_func_aliases): Simplify call handling.
18207 2009-03-27 Richard Guenther <rguenther@suse.de>
18209 PR tree-optimization/39120
18210 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18211 as a representative.
18212 (solve_graph): Do propagate CALLUSED.
18213 (handle_pure_call): Use a scalar constraint from CALLUSED for
18215 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18218 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18221 * c-common.c (handle_aligned_attribute): Properly check alignment
18222 overflow. Use (1U << i) instead of (1 << i).
18224 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18226 * expr.h (get_mem_align_offset): Updated.
18228 * tree.h (tree_decl_common): Change align to "unsigned int" and
18229 move it before pointer_alias_set.
18231 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18232 Jakub Jelinek <jakub@redhat.com>
18235 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18236 gr_register_operand with gr_reg_or_0_operand.
18237 (cmpxchg_rel_di): Likewise.
18238 (sync_lock_test_and_set<mode>): Likewise.
18240 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18242 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18243 (true_regnum): Likewise.
18245 * rtlanal.c (subreg_info): Moved to ...
18246 * rtl.h (subreg_info): Here. New.
18247 (subreg_get_info): New.
18249 * rtlanal.c (subreg_get_info): Make it extern.
18251 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18254 * config/i386/i386.c (ix86_abi): New.
18255 (override_options): Handle -mabi=.
18256 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18257 (ix86_call_abi_override): Likewise.
18258 (init_cumulative_args): Likewise.
18259 (function_arg_advance): Likewise.
18260 (function_arg_64): Likewise.
18261 (function_arg): Likewise.
18262 (ix86_pass_by_reference): Likewise.
18263 (ix86_function_value_regno_p): Likewise.
18264 (ix86_build_builtin_va_list_abi): Likewise.
18265 (setup_incoming_varargs_64): Likewise.
18266 (is_va_list_char_pointer): Likewise.
18267 (ix86_init_machine_status): Likewise.
18268 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18269 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18270 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18271 (ix86_function_abi): Make it static and return enum calling_abi.
18272 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18274 (ix86_fn_abi_va_list): Updated.
18276 * config/i386/i386.h (ix86_abi): New.
18277 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18278 (CONDITIONAL_REGISTER_USAGE): Likewise.
18279 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18280 (machine_function): Likewise.
18282 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18284 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18285 (STACK_BOUNDARY): Likewise.
18286 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18288 * config/i386/i386.opt (mabi=): New.
18290 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18291 return enum calling_abi.
18292 (ix86_function_type_abi): Likewise.
18293 (ix86_function_abi): Removed.
18295 * doc/invoke.texi: Document -mabi= option for x86.
18297 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18299 * builtins.c (real_dconstp): Delete.
18300 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18302 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18303 Jakub Jelinek <jakub@redhat.com>
18306 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18307 (gen_subprogram_die): When a function is explicit, generate the
18308 DW_AT_explicit attribute.
18309 * langhooks.h (struct lang_hooks_for_decls): Add
18310 function_decl_explicit_p langhook.
18311 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18312 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18314 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18316 * builtins.c (fold_builtin_memory_op): Optimize memmove
18317 into memcpy if we can prove source and destination don't overlap.
18319 * tree-inline.c: Include gt-tree-inline.h.
18320 (clone_fn_id_num): New variable.
18321 (clone_function_name): New function.
18322 (tree_function_versioning): Use it.
18323 * Makefile.in (GTFILES): Add tree-inline.c.
18325 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18327 * BASE-VER: Change to 4.5.0.
18329 2009-03-27 Xinliang David Li <davidxl@google.com>
18331 PR tree-optimization/39557
18332 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18334 2009-03-27 Xinliang David Li <davidxl@google.com>
18336 PR tree-optimization/39548
18337 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18340 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18342 * c-common.c (pointer_int_sum): Use %wd on return from
18345 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18347 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18348 on return from tree_low_cst.
18350 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18353 * ginclude/stdarg.h (va_copy): Define also for
18354 __GXX_EXPERIMENTAL_CXX0X__.
18356 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18359 * builtins.h (c_strlen): Do not warn here.
18360 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18361 * c-common.c (pointer_int_sum): Take an explicit location.
18362 Warn about offsets out of bounds.
18363 * c-common.h (pointer_int_sum): Adjust declaration.
18365 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18367 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18370 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18373 * opts.c (warn_if_disallowed_function_p): Don't assume
18374 get_callee_fndecl must return non-NULL.
18376 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18378 PR rtl-optimization/39522
18379 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18380 when reg_reloaded_valid is set.
18382 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18384 * config/spu/divv2df3.c: New file.
18385 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18386 (DPBIT_FUNCS): Filter out _div_df.
18388 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18390 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18391 a jump insn, count that jump in the distance to the loop start.
18393 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18396 * config/sh/sh.c (calc_live_regs): Fix condition for global
18397 registers except PIC_OFFSET_TABLE_REGNUM.
18399 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18402 * doc/invoke.texi (-mconsole): New.
18404 (-mno-cygwin): New.
18406 (-mnop-fun-dllimport): New.
18410 (sub section "i386 and x86-64 Windows Options"): New.
18412 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18414 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18415 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18417 2009-03-25 Richard Guenther <rguenther@suse.de>
18419 PR middle-end/39497
18420 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18423 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18425 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18426 neither of haifa/selective schedulers are working.
18428 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18430 * doc/invoke.texi (Debugging Options): Fix description of
18431 -fno-merge-debug-strings.
18433 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18435 * config/cris/libgcc.ver: New version-script.
18436 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18438 * configure.ac <GAS features, nop mnemonic>: Add pattern
18439 crisv32-*-* for "nop".
18440 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18441 * configure: Regenerate.
18443 2009-03-24 Ira Rosen <irar@il.ibm.com>
18445 PR tree-optimization/39529
18446 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18447 mark_sym_for_renaming for the tag copied to the new vector
18450 2009-03-24 Arthur Loiret <aloiret@debian.org>
18452 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18453 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18454 EXTRA_SPEC_FUNCTIONS.
18455 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18456 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18457 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18458 -march and -mtune options.
18460 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18462 * config/m68k/t-rtems: Add m5329 multilib.
18464 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18465 Jakub Jelinek <jakub@redhat.com>
18468 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18471 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18474 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18475 instead of c_parser_expression_conv, if original_code isn't one of the
18476 4 allowed comparison codes, fail.
18478 2009-03-23 Richard Guenther <rguenther@suse.de>
18480 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18481 * tree.h (struct tree_type): Likewise.
18482 * reload.h (struct insn_chain): Likewise.
18483 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18484 * function.h (struct function): Likewise.
18485 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18487 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18489 PR tree-optimization/39516
18490 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18492 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18494 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18495 should be set true if BITS_PER_WORD of target is bigger than 32
18497 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18499 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18500 Translate -B-options to -rpath-link. Correct existing
18501 rpath-link and conditionalize on !nostdlib.
18503 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18505 * doc/extend.texi (Function Attributes, Variable Attributes):
18507 * doc/invoke.texi (Debugging Options, Optimize Options)
18508 (i386 and x86-64 Options, MCore Options): Likewise.
18510 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18513 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18514 it for block local namespace aliases.
18515 (gen_decl_die): Pass context_die to gen_namespace_die.
18517 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18520 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18521 minimum or maximum value.
18523 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18525 * reginfo.c (globalize_reg): Recompute derived reg sets.
18527 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18530 * libgcc2.c (mprotect): Do not use signed arguments for
18531 VirtualProtect, use DWORD arguments. Also fix the 'may
18532 be used uninitialized' warning for the np variable.
18534 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18537 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18538 functions using regparm calling conventions when not optimizing.
18539 (ix86_function_sseregparm): Similarly for sseregparm calling
18542 2009-03-19 Li Feng <nemokingdom@gmail.com>
18544 PR middle-end/39500
18545 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18546 dependence if the first conflict is after niter iterations.
18548 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18550 PR middle-end/38609
18551 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18552 functions with dynamic stack-pointer adjustments.
18554 2009-03-19 Ben Elliston <bje@au.ibm.com>
18556 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18557 option; change to -msdata=data.
18559 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18561 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18564 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18567 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18569 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18571 * doc/invoke.texi (Code Gen Options): Expand discussion of
18574 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18576 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18577 * matrix-reorg.c (struct matrix_info): Likewise.
18578 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18579 * rtl.h (struct mem_attrs): Likewise.
18580 * df.h (struct df): Likewise.
18581 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18582 * ira-int.h (struct ira_allocno): Likewise.
18583 * df-scan.c (struct df_collection_rec): Likewise.
18584 * ira.c (struct equivalence): Likewise.
18585 * function.c (struct temp_slot): Likewise.
18586 * cfgloop.h (struct loop): Likewise.
18589 * function.c (use_register_for_decl): When not optimizing, disregard
18590 register keyword for variables with types containing methods.
18592 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18594 PR middle-end/39447
18595 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18596 (is_simple_operand): Call contains_component_ref_p before calling data
18597 reference analysis that would fail on COMPONENT_REFs.
18599 * tree-vrp.c (search_for_addr_array): Fix formatting.
18601 2009-03-18 Richard Guenther <rguenther@suse.de>
18603 * tree-vect-transform.c (vect_loop_versioning): Fold the
18604 generated comparisons.
18605 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18606 (slpeel_tree_peel_loop_to_edge): Likewise.
18608 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18610 PR middle-end/37805
18611 * opts.c (print_specific_help): In addition to `undocumented',
18612 accept `separate' and `joined' flags if passed alone. Describe
18613 output by the first matched one of those.
18614 (common_handle_option): Skip over empty strings.
18615 * gcc.c (display_help): Fix help string for `--help='.
18616 * doc/invoke.texi (Option Summary, Overall Options): With
18617 `--help=', classes and qualifiers can both be repeated, but
18618 only the latter can be negated. One should not pass only
18619 negated qualifiers. Fix markup and examples.
18622 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18623 PR middle-end/37805
18624 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18625 and -fhelp=separate.
18627 2009-03-17 Jing Yu <jingyu@google.com>
18629 PR middle-end/39378
18630 * function.h (struct rtl_data): Move is_thunk from here...
18631 (struct function): ...to here.
18632 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18633 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18635 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18637 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18638 (alpha_output_function_end_prologue): Likewise.
18639 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18640 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18641 (rs6000_output_function_epilogue): Likewise.
18642 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18644 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18647 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18648 from different units in a single alternative.
18649 (*truncdfsf_i387): Ditto.
18650 (*truncxfsf2_mixed): Ditto.
18651 (*truncxfdf2_mixed): Ditto.
18653 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18655 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18656 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18659 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18660 unused non-artificial variables when not optimizing.
18663 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18664 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18665 NAMESPACE_DECL in its DECL_INITIAL.
18667 PR middle-end/39443
18668 * optabs.c (set_user_assembler_libfunc): New function.
18669 * expr.h (set_user_assembler_libfunc): New prototype.
18670 * c-common.c: Include libfuncs.h.
18671 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18672 for memcmp, memset, memcpy, memmove and abort.
18673 * Makefile.in (c-common.o): Depend on libfuncs.h.
18676 * dwarf2out.c (gen_inlined_enumeration_type_die,
18677 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18678 gen_tagged_type_instantiation_die): Removed.
18679 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18682 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18685 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18687 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18688 (check-parallel-%): Ditto.
18689 (check-consistency): Ditto.
18691 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18693 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18694 local variable rhs by NULL_TREE.
18696 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18699 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18701 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18704 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18706 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18709 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18710 for ms->sysv ABI calls only in 64bit mode.
18712 * config/i386/i386.md (untyped_call): Support 32bit.
18714 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18716 * doc/extend.texi: Replace x86_65 with x86_64.
18718 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18720 PR tree-optimization/39455
18721 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18722 mismatches for POINTER_TYPE_P (type).
18723 (number_of_iterations_le): Likewise.
18725 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18727 * config/picochip/picochip.c: Removed profiling support.
18728 * config/picochip/picochip.md: Removed profiling instruction.
18729 * config/picochip/picochip.h: Removed profiling builtin.
18731 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18733 * doc/install.texi (--with-host-libstdcxx): Document.
18735 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18738 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18739 generate a warning if the function name does not begin with
18740 "__vector" and the function has either the 'signal' or 'interrupt'
18741 attribute, from here to ...
18742 (avr_declare_function_name): ...here. New function.
18743 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18744 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18746 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18749 * cse.c (fold_rtx): Don't modify original const_arg1 when
18750 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18751 separate variable instead.
18752 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18753 from out of range shift counts.
18754 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18756 2009-03-13 Catherine Moore <clm@codesourcery.com>
18758 * config/i386/x-mingw32 (host-mingw32.o): Replace
18759 diagnostic.h with $(DIAGNOSTIC_H).
18761 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18764 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18766 * config/i386/sync.md (sync_compare_and_swap<mode>,
18767 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18768 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18770 (sync_double_compare_and_swapdi_pic,
18771 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18772 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18774 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18777 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18779 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18782 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18783 (avx_addsubv4df3): Likewise.
18784 (*avx_addsubv4sf3): Likewise.
18785 (sse3_addsubv4sf3): Likewise.
18787 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18790 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18792 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18795 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18796 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18797 registers for allocnos created from user-defined variables.
18799 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18802 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18803 of non-integer mode as well.
18805 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18807 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18808 for functions for which the parameter types are unknown.
18810 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18813 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18814 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18815 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18816 * config/i386/i386.c (ix86_local_alignment): For
18817 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18818 long long variables on the stack to avoid dynamic realignment.
18819 Allow the first argument to be a decl rather than type.
18820 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18822 2009-03-11 Nick Clifton <nickc@redhat.com>
18825 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18827 Add description to mno-lsim option.
18828 * config/mcore/mcore.h: Remove comment about deprecated m4align
18830 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18831 * doc/invoke.texi: Add description of mno-lsim and
18832 mstack-increment options.
18834 * config/fr30/fr30.opt: Document the -mno-lsim option.
18835 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18836 and -mno-lsim options.
18838 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18840 * fold-const.c (fold_comparison): Only call fold_inf_compare
18841 if the mode supports infinities.
18843 2009-03-11 Jason Merrill <jason@redhat.com>
18846 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18847 end already did. Notice GIMPLE_CALL modifications of the result.
18848 Don't copy debug information from an ignored decl or a decl from
18851 2009-03-10 Richard Guenther <rguenther@suse.de>
18852 Nathan Froyd <froydnj@codesourcery.com>
18854 PR middle-end/37850
18855 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18856 (__divMODE3): Likewise.
18858 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18860 PR tree-optimization/39394
18861 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18862 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18864 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18866 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18867 inline asms for register asm ("") declarations.
18869 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18871 * fold-const.c (fold_unary): Fix comment.
18873 2009-03-07 Jan Hubicka <jh@suse.cz>
18876 * tree-inline.c (setup_one_parameter): Do replacement of const
18877 argument by constant in SSA form.
18879 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18881 PR middle-end/38028
18882 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18883 determine alignment passed to assign_stack_local.
18884 (assign_parms_unsplit_complex): Likewise.
18885 * except.c (sjlj_build_landing_pads): Likewise.
18887 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18889 PR middle-end/39360
18890 * tree-flow.h (add_referenced_var): Return bool instead of void.
18891 * tree-dfa.c (add_referenced_var): Return result of
18892 referenced_var_check_and_insert call.
18893 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18894 of referenced_var_check_and_insert.
18897 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18898 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18899 DIE, don't emit it if abstract origin already has it.
18900 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18901 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18903 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18905 * genpreds.c (needs_variable): Fix parentheses at variable name
18907 (write_tm_constrs_h): Indent generated code.
18909 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18911 * doc/extend.texi (Function Attributes): Add documentation
18912 for isr attributes.
18914 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18917 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18918 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18920 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18922 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18925 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18928 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18929 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18931 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18933 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18934 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18935 constants instead of magic numbers.
18936 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18938 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18939 (x86_64_ms_abi_int_parameter_registers): Ditto.
18940 (x86_64_int_return_registers): Ditto.
18941 (ix86_maybe_switch_abi): Ditto.
18942 (ix86_expand_call): Ditto for clobbered_registers array.
18943 (ix86_hard_regno_mode_ok): Ditto.
18944 (x86_extended_QIreg_mentioned_p): Ditto.
18946 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18948 PR tree-optimization/39349
18949 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18951 * combine.c (gen_lowpart_for_combine): Use omode when generating
18954 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18956 PR rtl-optimization/39235
18957 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18959 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18961 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18963 2009-03-04 Richard Guenther <rguenther@suse.de>
18965 PR tree-optimization/39362
18966 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18967 that occur in abnormal PHIs should be varying.
18969 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18971 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18973 (simple_iv): Take loop as an argument instead of statement.
18974 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18975 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18977 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18979 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18980 * matrix-reorg.c (analyze_transpose): Ditto.
18981 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18982 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18983 * tree-predcom.c (ref_at_iteration): Ditto.
18984 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18986 2009-03-04 Richard Guenther <rguenther@suse.de>
18988 PR tree-optimization/39358
18989 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18990 escaped_id and callused_id.
18991 (solve_graph): Likewise.
18993 2009-03-04 Richard Guenther <rguenther@suse.de>
18995 PR tree-optimization/39339
18996 * tree-sra.c (try_instantiate_multiple_fields): Make it
18997 no longer ICE on the above.
18999 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19001 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19002 that fits within Pmode.
19004 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19006 PR middle-end/10109
19007 * tm.texi (LIBCALL_VALUE): Update description.
19009 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19011 PR middle-end/34443
19012 * doc/extend.texi (section): Update description.
19014 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19016 PR middle-end/39345
19017 * tree-inline.c (remapped_type): New.
19018 (can_be_nonlocal): Call remapped_type instead of remap_type.
19020 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19023 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19024 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19026 2009-03-03 Richard Guenther <rguenther@suse.de>
19028 PR middle-end/39272
19029 * tree.c (tree_nonartificial_location): New function.
19030 * tree.h (tree_nonartificial_location): Declare.
19031 * builtins.c (expand_builtin_memory_chk): Provide location
19032 of the call location for artificial function pieces.
19033 (maybe_emit_chk_warning): Likewise.
19034 (maybe_emit_sprintf_chk_warning): Likewise.
19035 (maybe_emit_free_warning): Likewise.
19036 * expr.c (expand_expr_real_1): Likewise.
19038 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19040 PR tree-optimization/39343
19041 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19042 COMPONENT_REF t has ARRAY_TYPE.
19044 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19046 PR middle-end/39335
19047 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19048 when the type precision of the induction variable should be
19049 larger than the type precision of nit.
19050 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19051 * graphite.c (graphite_loop_normal_form): Same.
19052 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19054 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19056 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19057 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19058 numbers to describe clobbered registers.
19059 (*call_value_0_rex64_ms_sysv): Ditto.
19060 * config/i386/mmx.md (mmx_emms): Ditto.
19061 (mmx_femms): Ditto.
19063 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19065 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19068 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19070 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19071 (spu_section_type_flags): New function.
19073 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19075 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19076 reg_class_contents of FLOAT_REGS into a temporary.
19078 2009-03-02 Richard Guenther <rguenther@suse.de>
19079 Ira Rosen <irar@il.ibm.com>
19081 PR tree-optimization/39318
19082 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19083 information to the vectorized statement.
19085 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19087 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19088 variable. Use defined names instead of magic constants for REX SSE
19091 2009-03-01 Richard Guenther <rguenther@suse.de>
19093 PR tree-optimization/39331
19094 * omp-low.c (lower_send_shared_vars): Do not receive new
19095 values for the reference of DECL_BY_REFERENCE parms or results.
19097 2009-03-01 Jan Hubicka <jh@suse.cz>
19100 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19101 BLOCK_NONLOCALIZED_VAR): New macros.
19102 (tree_block): Add nonlocalized_vars.
19103 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19104 gen_decl_die): Add origin argument. Allow generation of die with
19105 origin at hand only.
19106 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19107 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19109 (gen_block_die): Fix checking for unused blocks.
19110 (process_scope_var): Break out from .... ; work with origins only.
19111 (decls_for_scope) ... here; process nonlocalized list.
19112 (dwarf2out_ignore_block): Look for nonlocalized vars.
19113 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19115 (dump_scope_block): Dump them.
19116 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19117 (remap_block): Likewise.
19118 (can_be_nonlocal): New predicate.
19119 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19121 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19123 * configure: Regenerate.
19125 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19127 * optc-gen.awk: No need to duplicate option flags twice.
19128 Reuse help texts for duplicate options which do not have any.
19130 * gcc.c (display_help): Document --version.
19132 * gcc.c (main): If print_help_list and verbose_flag, ensure
19133 driver output comes before subprocess output.
19135 * optc-gen.awk: Assign all remaining fields to help string,
19136 space-separated, for multi-line help in *.opt.
19138 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19139 -Wno-pedantic-ms-format is for MinGW targets only.
19141 * doc/options.texi (Option file format): Fix bad indentation,
19142 restoring dropped sentence.
19144 2009-02-28 Jan Hubicka <jh@suse.cz>
19146 * tree-inline.c (tree_function_versioning): Output debug info.
19148 2009-02-28 Jan Hubicka <jh@suse.cz>
19151 * tree-inline.c (setup_one_parameter): Do not copy propagate
19152 arguments when not optimizing.
19154 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19157 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19158 (avx_addsubv4df3): Likewise.
19159 (*avx_addsubv4sf3): Likewise.
19160 (sse3_addsubv4sf3): Likewise.
19161 (*avx_addsubv2df3): Likewise.
19162 (sse3_addsubv2df3): Likewise.
19163 (avx_unpckhps256): Correct item selectors.
19164 (avx_unpcklps256): Likewise.
19165 (avx_unpckhpd256): Likewise.
19166 (avx_unpcklpd256): Likewise.
19168 2009-02-28 Jan Hubicka <jh@suse.cz>
19170 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19172 (copy_arguments_for_versioning): If var is declared don't declare it.
19173 (tree_function_versioning): First setup substitutions and then copy
19176 2009-02-27 Jan Hubicka <jh@suse.cz>
19179 * cgraph.h (varpool_output_debug_info): Remove.
19180 * cgraphunit.c (varpool_output_debug_info): Remove.
19181 * dwarf2out.c (deferred_locations_struct): New struct
19182 (deferred_locations): New type.
19183 (deferred_locations_list): New static var.
19184 (deffer_location): New function.
19185 (gen_variable_die): Use it.
19186 (decls_for_scope): Output info on local static vars.
19187 (dwarf2out_finish): Process deferred locations.
19188 * varpool.c (varpool_output_debug_info): Remove.
19190 2009-02-27 Jan Hubicka <jh@suse.cz>
19193 * tree.h (TREE_PROTECTED): Fix comment.
19194 (BLOCK_HANDLER_BLOCK): Remove.
19195 (struct tree_block): Remove handler_block add body_block.
19196 (inlined_function_outer_scope_p): New.
19197 (is_body_block): Remove.
19198 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19199 * dwarf2out.c (is_inlined_entry_point): Remove.
19200 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19201 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19203 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19204 * gimplify.c (gimplify_expr): Gimplify body blocks.
19205 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19206 block with multiple subblocks.
19207 (dump_scope_block): Prettier output; dump more flags and info.
19208 (dump_scope_blocks): New.
19209 (remove_unused_locals): Use dump_scope_blocks.
19210 * tree-flow.h (dump_scope_blocks): Declare.
19211 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19212 * stmt.c (is_body_block): Remove.
19213 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19214 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19216 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19218 PR middle-end/39308
19219 * graphite.c (graphite_loop_normal_form): Do not call
19220 number_of_iterations_exit from a gcc_assert.
19222 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19224 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19225 jumps if COND is NULL.
19226 (find_cond_jump): New function.
19227 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19228 * config/s390/s390.md: Remove z10_cobra attribute value.
19230 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19232 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19233 force_const_mem returns NULL_RTX.
19235 2009-02-26 Jan Hubicka <jh@suse.cz>
19238 * cgraph.h (varpool_output_debug_info): Remove.
19239 * cgraphunit.c (varpool_output_debug_info): Remove.
19240 * dwarf2out.c (deferred_locations_struct): New struct
19241 (deferred_locations): New type.
19242 (deferred_locations_list): New static var.
19243 (deffer_location): New function.
19244 (gen_variable_die): Use it.
19245 (decls_for_scope): Output info on local static vars.
19246 (dwarf2out_finish): Process deferred locations.
19247 * varpool.c (varpool_output_debug_info): Remove.
19249 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19251 PR rtl-optimization/39241
19252 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19253 to subreg_offset_representable_p.
19255 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19257 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19258 execute function prototype. Get f and nregs from max_reg_num
19259 and get_insns. Remove the first backward pass as it's dead,
19260 guard the forward pass by flag_expensive_optimizations.
19261 (rest_of_handle_regmove): Delete.
19262 (pass_regmove): Replace it with regmove_optimize.
19264 2009-02-25 Martin Jambor <mjambor@suse.cz>
19266 PR tree-optimization/39259
19267 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19268 calls_alloca function flags.
19269 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19270 calls are detected.
19272 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19274 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19275 flags_set_1_rtx, flags_set_1_set): Delete.
19276 (regmove_optimize): Do not call mark_flags_life_zones.
19278 2009-02-24 Julian Brown <julian@codesourcery.com>
19281 * config/arm/arm.c (require_pic_register): Only set
19282 cfun->machine->pic_reg once per function.
19284 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19286 * doc/invoke.texi (Link Options): Document an easier way to pass
19287 options that take arguments to the GNU linker using -Xlinker and -Wl.
19289 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19292 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19294 2009-02-24 Richard Guenther <rguenther@suse.de>
19297 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19299 2009-02-24 Richard Guenther <rguenther@suse.de>
19300 Zdenek Dvorak <ook@ucw.cz>
19302 PR tree-optimization/39233
19303 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19304 from converting them to a generic type.
19306 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19308 PR tree-optimization/39260
19309 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19310 contains a condition with a real type.
19311 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19313 2009-02-23 Jason Merrill <jason@redhat.com>
19316 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19317 narrowing_initializer_constant_valid_p.
19318 (narrowing_initializer_constant_valid_p): Don't return
19319 null_pointer_node for adding a pointer to itself.
19321 2009-02-23 Jan Hubicka <jh@suse.cz>
19324 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19327 2009-02-23 Jan Hubicka <jh@suse.cz>
19329 PR tree-optimization/37709
19330 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19331 * tree.h (block_ultimate_origin): Declare.
19332 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19333 * tree-ssa-live.c (remove_unused_scope_block_p):
19334 Eliminate blocks containig no instructions nor live variables nor
19336 (dump_scope_block): New function.
19337 (remove_unused_locals): Enable removal of dead blocks by default;
19338 enable dumping at TDF_DETAILS.
19340 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19342 * config/i386/i386.c (classify_argument): Don't allow COImode
19344 (function_arg_advance_32): Don't allow OImode.
19345 (function_arg_32): Likewise.
19346 (function_value_32): Likewise.
19347 (return_in_memory_32): Likewise.
19348 (function_arg_64): Remove OImode comment.
19350 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19353 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19354 ix86_expand_vector_set for V4DImode in 64bit mode only.
19355 (ix86_expand_vector_init_one_var): Likewise.
19357 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19359 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19361 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19364 * loop-iv.c: Revert last change.
19365 * emit-rtl.c: Likewise.
19367 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19370 * config/i386/i386.c (type_natural_mode): Remove an extra
19371 space in the warning message.
19372 (function_value_32): Handle 32-byte vector modes.
19373 (return_in_memory_32): Likewise.
19375 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19377 * loop-iv.c (truncate_value): New function.
19378 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19380 (lowpart_subreg): Move to...
19381 * emit-rtl.c: ...here.
19383 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19385 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19386 accidental and undocumented change at revision 140860.
19388 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19390 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19391 take gimple_seq * arguments.
19392 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19393 types_compatible_p langhook.
19395 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19396 Joseph Myers <joseph@codesourcery.com>
19398 * config/arm/arm.c (arm_builtin_va_list): New function.
19399 (arm_expand_builtin_va_start): Likewise.
19400 (arm_gimplify_va_arg_expr): Likewise.
19401 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19402 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19403 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19404 (va_list_type): New variable.
19405 (arm_mangle_type): Mangle va_list_type appropriately.
19407 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19409 PR middle-end/39157
19410 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19411 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19412 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19413 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19414 parameter to 1000 for -O1 by default.
19415 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19417 * loop-invariant.c: Include params.h.
19418 (move_loop_invariants): Don't call move_single_loop_invariants on
19421 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19423 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19424 offset when calculating bounds for indexing stack_usage_map. Fixes
19425 a buffer overflow with certain target setups.
19427 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19430 * calls.c (expand_call): Clear try_tail_call if caller and callee
19431 disagree in promotion of function return value.
19433 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19436 * c-common.c (c_determine_visibility): If visibility changed and
19437 DECL_RTL has been already set, call make_decl_rtl to update symbol
19440 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19443 * varasm.c (assemble_variable): Don't check DECL_NAME when
19444 globalizing a variable.
19446 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19449 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19450 expression before any __builtin_trap call.
19451 * c-typeck.c (build_function_call): Convert and check function
19452 arguments before generating a call to a trap. Evaluate the
19453 function arguments before the trap.
19455 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19458 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19459 (UNSPEC_FXAM_MEM): New unspec.
19460 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19461 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19462 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19464 2009-02-19 Richard Guenther <rguenther@suse.de>
19466 PR tree-optimization/39207
19467 PR tree-optimization/39074
19468 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19469 storedanything_tree): New.
19470 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19471 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19472 (build_succ_graph): Add edges from STOREDANYTHING to all
19474 (init_base_vars): Initialize STOREDANYTHING.
19475 (compute_points_to_sets): Free substitution info after
19476 building the succ graph.
19477 (ipa_pta_execute): Likewise.
19479 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19481 (do_ds_constraint): Do not add to special var or non-pointer
19483 (type_could_have_pointers): Split out from ...
19484 (could_have_pointers): ... here. For arrays use the element type.
19485 (create_variable_info_for): Initialize may_have_pointers.
19486 (new_var_info): Likewise.
19487 (handle_lhs_call): Make the HEAP variable unknown-sized.
19488 (intra_create_variable_infos): Use a type with pointers for
19489 PARM_NOALIAS, make it unknown-sized.
19491 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19494 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19496 2009-02-18 Jason Merrill <jason@redhat.com>
19499 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19500 value if DECL_EXTERNAL.
19501 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19502 * target.h (gcc_target::binds_local_p): Clarify "module".
19503 * tree.h (TREE_PUBLIC): Clarify "module".
19505 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19508 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19509 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19511 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19514 * c.opt (Wabi): Support C and ObjC.
19517 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19519 * config/i386/i386.c (classify_argument): Warn once about the ABI
19520 change when passing union with long double.
19522 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19524 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19527 * c-parser.c (c_parser_compound_statement): Always enter and leave
19530 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19533 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19535 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19537 PR tree-optimization/36922
19538 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19539 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19542 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19544 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19547 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19549 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19551 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19553 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19556 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19557 Richard Sandiford <rdsandiford@googlemail.com>
19559 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19560 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19561 (loongson_biadd): ...this.
19563 2009-02-17 Richard Guenther <rguenther@suse.de>
19565 PR tree-optimization/39202
19566 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19567 a var make sure to follow existing collapses.
19569 2009-02-17 Richard Guenther <rguenther@suse.de>
19571 PR middle-end/39214
19572 * langhooks.c (lhd_print_error_function): Check for NULL block.
19574 2009-02-17 Richard Guenther <rguenther@suse.de>
19576 PR tree-optimization/39204
19577 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19580 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19582 * config/soft-fp/double.h: Update from glibc CVS.
19584 2009-02-17 Richard Guenther <rguenther@suse.de>
19586 PR tree-optimization/39207
19587 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19588 strict-aliasing warnings for pointers pointing to NULL.
19590 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19593 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19594 skipping until next close brace.
19596 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19599 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19600 to function argument boundary.
19602 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19604 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19605 in the lea_add. Reload eventually constraints it properly.
19606 * config/picochip/constraints.md: Remove the target constraint
19607 "b", since it is not needed anymore.
19609 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19611 * gthr-dce.h: Uglify function parameter and local variable names.
19612 * gthr-gnat.h: Likewise.
19613 * gthr-mipssde.h: Likewise.
19614 * gthr-nks.h: Likewise.
19615 * gthr-posix95.h: Likewise.
19616 * gthr-posix.h: Likewise.
19617 * gthr-rtems.h: Likewise.
19618 * gthr-single.h: Likewise.
19619 * gthr-solaris.h: Likewise.
19620 * gthr-tpf.h: Likewise.
19621 * gthr-vxworks.h: Likewise.
19622 * gthr-win32.h: Likewise.
19624 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19627 * config/i386/i386.md: Restrict the new peephole2 to move
19628 between MMX/SSE registers.
19630 2009-02-15 Richard Guenther <rguenther@suse.de>
19633 2009-02-13 Richard Guenther <rguenther@suse.de>
19635 * configure.ac: Enable LFS.
19636 * configure: Re-generate.
19637 * config.in: Likewise.
19639 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19641 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19642 spu_srqwbyte, spu_srqwbytebc): Define.
19643 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19644 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19645 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19646 "shrqby_<mode>"): New insn-and-split patterns.
19647 * config/spu/spu.c (expand_builtin_args): Determine and return
19648 number of operands using spu_builtin_description data.
19649 (spu_expand_builtin_1): Use it.
19651 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19654 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19657 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19660 * config/i386/i386.c (override_options): Correct warning
19661 messages for -malign-loops, -malign-jumps and -malign-functions.
19663 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19666 * config/i386/i386.md: Restrict the new peephole2 to move
19667 between the general purpose registers.
19669 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19672 * config/i386/i386.c (type_natural_mode): Add a new argument.
19673 Return the original mode and warn ABI change if vector size is 32byte.
19674 (function_arg_advance): Updated.
19675 (function_arg): Likewise.
19676 (ix86_function_value): Likewise.
19677 (ix86_return_in_memory): Likewise.
19678 (ix86_sol10_return_in_memory): Likewise.
19679 (ix86_gimplify_va_arg): Likewise.
19680 (function_arg_32): Don't warn ABX ABI change here.
19681 (function_arg_64): Likewise.
19683 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19685 * loop-iv.c (implies_p): In the final case, test that operands 0
19686 of the two comparisons match.
19688 * config/bfin/bfin.c (find_prev_insn_start): New function.
19689 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19690 (find_next_insn_start): Move.
19692 2009-02-13 Richard Guenther <rguenther@suse.de>
19694 * configure.ac: Enable LFS.
19695 * configure: Re-generate.
19696 * config.in: Likewise.
19698 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19701 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19702 sizes on syntax error after some arguments have been parsed.
19704 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19706 * doc/invoke.texi (-fira): Remove.
19708 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19710 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19711 * recog.c: Likewise.
19714 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19716 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19717 (umul_ppmm): Likewise.
19718 (count_leading_zeros): Likewise.
19719 (count_trailing_zeros): Likewise.
19720 (UMUL_TIME): Likewise.
19722 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19724 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19725 soft-fp/t-softfp to tmake_file.
19727 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19728 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19729 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19730 IA64_BUILTIN_INFQ]: New.
19731 (ia64_init_builtins): Initialize __builtin_infq,
19732 __builtin_fabsq and __builtin_copysignq if not HPUX.
19733 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19734 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19736 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19738 (__fixtfti): Likewise.
19739 (__fixunstfti): Likewise.
19740 (__floattitf): Likewise.
19742 * config/ia64/libgcc-glibc.ver: New.
19743 * config/ia64/t-fprules-softfp: Likewise.
19744 * config/ia64/sfp-machine.h: Likewise.
19746 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19747 (LIBGCC2_TF_CEXT): Likewise.
19748 (TF_SIZE): Likewise.
19749 (TARGET_INIT_LIBFUNCS): Likewise.
19751 * config/ia64/t-glibc (SHLINB_MAPFILES):
19752 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19754 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19756 * config/i386/i386.c (construct_container): Rewrite processing
19757 BLKmode with X86_64_SSE_CLASS.
19759 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19762 * config/i386/i386.md: Replace simplify_replace_rtx with
19763 replace_rtx in the new peephole2.
19765 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19767 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19768 loop unrolling do not happen at -O2.
19770 2009-02-12 Michael Matz <matz@suse.de>
19772 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19774 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19776 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19779 2009-02-12 Ben Elliston <bje@au.ibm.com>
19781 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19782 patterns when updating the back chain. Missed in the 2009-02-10
19785 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19787 * doc/extend.texi (Decimal Floating Types): Update identifier of
19788 draft TR and list of missing support.
19790 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19792 PR middle-end/39154
19793 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19794 bit to variable length decl's flags, add it also to its
19795 pointer replacement variable.
19797 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19798 Jakub Jelinek <jakub@redhat.com>
19801 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19802 (memory_blockage): New expander.
19803 (*memory_blockage): New insn pattern.
19804 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19805 instead of general blockage at the end of function prologue when
19806 frame pointer is used to access red zone area. Do not emit blockage
19807 when profiling, it is emitted in generic code.
19808 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19809 function epilogue when frame pointer is used to access red zone area.
19811 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19814 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19815 by arithmetic with memory operands.
19816 * config/i386/predicates.md (commutative_operator): New.
19818 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19820 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19823 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19825 * alias.h (record_alias_subset): Declare.
19826 * alias.c (record_alias_subset): Make global.
19828 2009-02-10 Nick Clifton <nickc@redhat.com>
19830 * tree-parloops.c: Change license to GPLv3.
19831 * ipa-struct-reorg.c: Change license to GPLv3.
19832 * ipa-struct-reorg.h: Change license to GPLv3.
19834 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19837 * c-decl.c (start_struct): Return NULL on error.
19839 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19841 PR middle-end/39124
19842 * cfgloopmanip.c (remove_path): Call remove_bbs after
19843 cancel_loop_tree, not before it.
19846 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19847 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19848 VAR_DECLs were seen.
19849 * tree-ssa-live.c (remove_unused_locals): Recompute
19850 cfun->has_local_explicit_reg_vars.
19851 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19852 copies or clearings if cfun->has_local_explicit_reg_vars.
19854 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19857 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19858 of function prologue when frame pointer is used to access
19861 2009-02-10 Richard Guenther <rguenther@suse.de>
19863 PR middle-end/39127
19864 * gimplify.c (gimple_regimplify_operands): Always look if
19865 we need to create a temporary.
19867 2009-02-10 Richard Guenther <rguenther@suse.de>
19869 PR tree-optimization/39132
19870 * tree-loop-distribution.c (todo): New global var.
19871 (generate_memset_zero): Trigger TODO_rebuild_alias.
19872 (tree_loop_distribution): Return todo.
19874 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19877 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19878 (x86_64_reg_class_name): Removed.
19879 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19880 first one isn't X86_64_SSE_CLASS or any other ones aren't
19881 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19882 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19883 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19884 and 3 X86_64_SSEUP_CLASS.
19885 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19886 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19888 2009-02-10 Ben Elliston <bje@au.ibm.com>
19890 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19891 form instruction to update the stack back chain word, even if the
19892 user has disabled the generation of update instructions.
19893 (movdi_<mode>_update_stack): New.
19894 (movsi_update_stack): Likewise.
19895 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19896 always use an update form instruction to update the stack back
19899 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19901 PR middle-end/38953
19902 * graphite.c (if_region_set_false_region): After moving a region in
19903 the false branch of a condition, remove the empty dummy basic block.
19904 (gloog): Remove wrong fix for PR38953.
19906 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19908 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19909 generation due to implicit sign extension.
19911 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19913 PR middle-end/38981
19914 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19915 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19917 2009-02-09 Richard Guenther <rguenther@suse.de>
19919 PR middle-end/35202
19920 * convert.c (convert_to_real): Disable (float)fn((double)x)
19921 to fnf(x) conversion if errno differences may occur and
19922 -fmath-errno is set.
19924 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19926 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19927 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19928 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19930 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19933 * c-common.c (handle_alias_attribute): Disallow attribute for
19934 anything not a FUNCTION_DECL or VAR_DECL.
19936 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19939 * real.c (do_compare): Special-case compare of zero against
19940 decimal float value.
19942 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19945 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19946 as indicating flexible array members unless the field itself is
19947 being declarared as the incomplete array.
19949 2009-02-06 Jan Hubicka <jh@suse.cz>
19951 PR tree-optimization/38844
19952 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19953 is already inlined.
19955 2009-02-06 Richard Guenther <rguenther@suse.de>
19957 PR middle-end/38977
19958 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19959 fork because we may expand it as __gcov_fork.
19961 2009-02-06 Nick Clifton <nickc@redhat.com>
19963 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19965 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19967 PR tree-optimization/35659
19968 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19969 vn_phi_eq): Shortcut if hashcode does not match.
19970 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19972 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19973 and avoid iterative_hash_expr.
19974 (FOR_EACH_VALUE_ID_IN_SET): New.
19975 (value_id_compare): Remove.
19976 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19977 sort expressions by value id.
19979 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19982 * config/sh/predicates.md (general_movsrc_operand): Don't check
19983 the subreg of system registers here.
19985 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19988 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19989 on the copied decl.
19991 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19993 PR rtl-optimization/39110
19994 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19995 addresses, not aligned ones.
19997 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19998 Richard Guenther <rguenther@suse.de>
20000 PR tree-optimization/39100
20001 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20002 comment says and add edges.
20004 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20007 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20008 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20010 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20012 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20013 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20014 register_bb_in_sese, new_sese, free_sese): Moved.
20015 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20016 outermost_loop_in_scop, build_scop_iteration_domain,
20017 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20018 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20019 Use loop_in_sese_p instead of loop_in_scop_p.
20020 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20021 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20022 (scopdet_basic_block_info): Fix bug in scop detection.
20023 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20024 eq_loop_to_cloog_loop): Remove.
20025 (nb_loops_around_loop_in_scop, nb_loop
20026 ref_nb_loops): Moved here...
20027 * graphite.h (ref_nb_loops): ... from here.
20028 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20029 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20030 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20031 * testsuite/gcc.dg/graphite/scop-19.c: New
20033 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20034 Hans-Peter Nilsson <hp@axis.com>
20036 PR rtl-optimization/37889
20037 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20038 Move offset handling from PLUS to before the switch. Use new
20039 arguments when considering SYMBOL_REFs too.
20040 (rtx_addr_can_trap_p): Pass dummy offset and size.
20041 (enum may_trap_p_flags): Remove.
20042 (may_trap_p_1): Pass size from MEM_SIZE.
20044 PR rtl-optimization/38921
20045 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20046 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20047 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20048 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20050 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20052 AVX Programming Reference (January, 2009)
20053 * config/i386/sse.md (*vpclmulqdq): New.
20055 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20057 PR tree-optimization/38977
20058 PR gcov-profile/38292
20059 * calls.c (special_function_p): Disregard __builtin_ prefix.
20061 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20063 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20064 non-indexable addresses even before reload.
20066 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20069 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20070 as having variable size. Do not give an error for unnamed
20071 parameters with [*] declarators. Give a warning for type names
20072 with [*] declarators and mark them as variable size.
20073 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20074 for sizeof applied to [*] type names.
20076 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20079 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20081 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20083 * gcc.c (process_command): Update copyright notice dates.
20084 * gcov.c (print_version): Likewise.
20085 * gcov-dump.c (print_version): Likewise.
20086 * mips-tfile.c (main): Likewise.
20087 * mips-tdump.c (main): Likewise.
20089 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20092 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20093 for composite type involving a zero-length array type.
20095 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20098 * function.c (match_asm_constraints_1): Skip over
20099 initial optional % in the constraint.
20101 PR inline-asm/39059
20102 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20103 supported, don't accept FIXED_CSTs.
20104 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20105 and _Sat is used without _Fract/_Accum. Set specs->type to
20106 integer_type_node for cts_fract/cts_accum if fixed point is not
20109 2009-02-02 Catherine Moore <clm@codesourcery.com>
20111 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20113 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20115 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20116 (ABI_HAS_64BIT_SYMBOLS): Use it.
20117 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20119 2009-02-02 Paul Brook <paul@codesourcery.com>
20121 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20123 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20125 PR inline-asm/39058
20126 * recog.h (asm_operand_ok): Add constraints argument.
20127 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20128 recurse on matching constraint.
20129 (check_asm_operands): Pass constraints as 3rd argument to
20130 asm_operand_ok. Don't look up matching constraint here.
20131 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20134 2009-02-02 Ben Elliston <bje@au.ibm.com>
20136 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20137 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20139 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20141 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20142 information. Remove some obsolete information. Reorganize.
20144 * config/pa/fptr.c: Revert license to GPL 2.
20145 * config/pa/milli64.S: Likewise.
20147 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20150 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20151 LIBRARY name in, instead of hard-coding it.
20152 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20153 extra target make frag to tmake_files according to EH model.
20154 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20155 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20156 frags that define makefile variable EH_MODEL appropriately.
20157 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20158 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20159 to "-sjlj" according to type of EH configured.
20160 (LIBGCC_SONAME): Concatenate it to shared library base name.
20161 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20162 to "_sjlj" according to type of EH configured.
20163 (LIBGCC_SONAME): Concatenate it to shared library base name.
20164 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20165 (SHLIB_LINK): Add missing semicolon to if-else construct.
20166 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20167 string value of "pe_dll" command-line option.
20168 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20169 (SHLIB_SONAME): Use it when overriding t-cygming default.
20170 (SHLIB_IMPLIB): Override t-cygming default.
20171 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20172 string value of "pe_dll" command-line option.
20174 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20177 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20178 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20180 2009-01-31 Richard Guenther <rguenther@suse.de>
20182 PR tree-optimization/38937
20183 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20184 computing the transitive closure.
20186 2009-01-30 Richard Guenther <rguenther@suse.de>
20188 PR tree-optimization/39041
20189 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20190 Propagate variable indices only if the types match for this stmt.
20192 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20195 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20196 inline but never defined.
20198 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20200 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20201 (*insv_h_di_reg_extimm): New insn.
20202 (*insv_l<mode>_reg_extimm): New insn.
20204 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20206 * config/picochip/picochip.c (flag_conserve_stack): set
20207 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20208 fconserve-stack. Reduce call-overhead used by inliner.
20210 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20213 * common.opt (flag_conserve_stack): Initialised to zero.
20215 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20218 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20219 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20222 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20224 * ira-color.c (allocno_reload_assign): Update comments.
20225 * regmove.c (regmove_optimize): Likewise.
20229 2009-01-29 Robert Millan <rmh@aybabtu.com>
20231 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20232 * config/i386/kopensolaris-gnu.h: New file. Undefine
20233 `MD_UNWIND_SUPPORT'.
20234 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20236 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20238 PR tree-optimization/39007
20239 * tree-loop-distribution.c (generate_builtin): Use
20240 recompute_dominator to compute the immediate dominator of the
20241 basic block just after the loop.
20243 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20245 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20246 (ASM_OUTPUT_DWARF_PCREL): Define.
20248 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20250 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20251 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20252 global. Modify entries about regmove and IRA.
20254 * ra-conflict.c: Remove the file.
20256 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20258 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20259 (pass_regclass_init): Rename to pass_reginfo_init.
20261 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20263 * toplev.h (flag_ira): Remove.
20265 * caller-save.c (setup_save_areas): Remove flag_ira.
20267 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20269 * global.c: Remove the file.
20271 * opts.c (decode_options): Remove flag_ira.
20273 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20275 * regmove.c: Modify file description.
20276 (find_use_as_address, try_auto_increment): Define them only if
20277 AUTO_INC_DEC is defined.
20278 (replacement_quality, replace_in_call_usage, fixup_match_1,
20279 stable_and_no_regs_but_for_p): Remove.
20280 (reg_set_in_bb): Make it static.
20281 (regmove_optimize): Remove flag_ira and code which worked for
20284 * local-alloc.c: Remove the file.
20286 * common.opt (fira): Remove.
20288 * ira.c: Include except.h.
20289 (eliminable_regset): Move from global.c.
20290 (mark_elimination): Ditto. Remove flag_ira.
20291 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20292 equiv_mem_modified, validate_equiv_mem_from_store,
20293 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20294 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20295 no_equiv, recorded_label_ref): Move from local-alloc.c.
20296 (update_equiv_regs): Ditto. Make it static.
20297 (print_insn_chain, print_insn_chains): Move it from global.c.
20298 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20299 (build_insn_chain): Ditto. Make it static.
20300 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20301 Rename to init_live_subregs.
20302 (gate_ira): Remove flag_ira.
20304 * regclass.c: Rename reginfo.c. Change file description.
20305 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20306 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20307 (init_reg_sets_1): Remove code for evaluation of
20308 reg_class_superclasses and losing_caller_save_reg_set.
20309 (init_regs): Remove init_reg_autoinc.
20310 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20311 ok_for_base_p_nonstrict): Remove.
20312 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20313 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20314 corresponding entries.
20315 (dump_regclass, record_operand_costs, scan_one_insn,
20316 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20317 record_address_regs, auto_inc_dec_reg_p): Remove.
20318 (gt-regclass.h): Rename to gt-reginfo.h.
20320 * rtl.h (dump_global_regs, retry_global_alloc,
20321 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20323 * Makefile.in (RA_H): Remove.
20324 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20325 Rename regclass.o to reginfo.o.
20326 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20328 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20329 (GTFILES): Rename regclass.c to reginfo.c.
20331 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20332 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20334 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20335 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20337 (finish_spills): Ditto. Remove code for !flag_ira.
20339 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20341 PR middle-end/35854
20342 * doc/invoke.texi (rtl debug options): Complete rewrite.
20343 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20345 * mode-switching.c (pass_mode_switching): Rename pass from
20346 "mode-sw" to "mode_sw".
20347 * except.c (pass_convert_to_eh_ranges): Rename pass from
20348 "eh-ranges" to "eh_ranges".
20349 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20353 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20354 Alexander Monakov <amonakov@ispras.ru>
20356 PR middle-end/38857
20357 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20359 (move_exprs_to_boundary): Change return type and pass through
20360 should_move from move_op. Relax assert. Update usage ...
20361 (schedule_expr_on_boundary): ... here. Use should_move instead of
20363 (move_op_orig_expr_found): Indicate that insn was disconnected from
20365 (code_motion_process_successors): Do not call after_merge_succs
20366 callback if original expression was not found when traversing any of
20368 (code_motion_path_driver): Change return type. Update prototype.
20369 (move_op): Update comment. Add a new parameter (should_move). Update
20370 prototype. Set *should_move based on indication provided by
20371 move_op_orig_expr_found.
20373 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20375 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20376 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20377 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20378 * config/rs6000/rs6000.c (rs6000_override_options): Default
20379 avoid-indexed-addresses on for Power6, off for everything else.
20380 (avoiding_indexed_address_p): New function.
20381 (rs6000_legitimize_address): Use it.
20382 (rs6000_legitimate_address): Likewise.
20383 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20385 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20387 PR tree-optimization/38997
20388 * tree-loop-distribution.c (generate_memset_zero): Use
20389 POINTER_PLUS_EXPR for a pointer addition.
20391 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20393 * config/s390/s390.md (bswap<mode>2): New pattern added.
20395 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20397 * config/s390/s390.md (*tls_load_31): Added type attribute.
20399 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20401 * config/s390/s390.md: Fix a few comments.
20403 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20405 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20406 (*tm<mode>_full): Fixed z10prop attribute.
20407 (*tst<mode>_extimm): Fixed z10prop attribute.
20408 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20409 (*tstqiCCT_cconly): Fixed z10prop attribute.
20410 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20411 (*movsi_larl): Fixed z10prop attribute.
20412 (*movsi_zarch): Fixed z10prop attribute.
20413 (*movsi_eas): Fixed z10prop attribute.
20414 (*movhi): Fixed z10prop attribute.
20415 (*movqi): Fixed z10prop attribute.
20416 (*movstrictqi): Fixed z10prop attribute.
20417 (*mov<mode>): Fixed z10prop attribute.
20418 (*movcc): Fixed z10prop attribute.
20419 (*sethighpartdi_64): Fixed z10prop attribute.
20420 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20421 (*negdi2_sign_cc): Fixed z10prop attribute.
20422 (*negdi2_sign): Fixed z10prop attribute.
20423 (*absdi2_sign_cc): Fixed z10prop attribute.
20424 (*absdi2_sign): Fixed z10prop attribute.
20425 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20426 (*negabsdi2_sign): Fixed z10prop attribute.
20427 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20428 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20429 (doloop_si64): Fixed z10prop attribute.
20430 (doloop_si31): Fixed z10prop attribute.
20431 (doloop_long): Fixed z10prop attribute.
20432 (indirect_jump): Fixed z10prop attribute.
20433 (nop): Fixed z10prop attribute.
20434 (main_base_64): Fixed z10prop attribute.
20435 (reload_base_64): Fixed z10prop attribute.
20437 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20439 PR rtl-optimization/38740
20440 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20442 * config/mips/mips.c (mips_reorg): Likewise.
20444 2009-01-28 Richard Guenther <rguenther@suse.de>
20446 PR tree-optimization/38926
20447 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20448 with the correct value id to a value.
20449 (do_regular_insertion): Use the value number of edoubleprime
20450 for the value number of the expr.
20453 2008-08-21 Richard Guenther <rguenther@suse.de>
20455 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20456 a PHI ask VN if it is already available.
20457 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20458 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20460 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20462 PR middle-end/38934
20463 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20464 set to varying whenever max has TREE_OVERFLOW set, similarly
20465 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20467 2009-01-28 Richard Guenther <rguenther@suse.de>
20469 PR middle-end/38908
20470 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20471 uninitialized aggregate uses in call arguments.
20473 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20475 PR tree-optimization/38984
20476 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20477 the nothing_id variable if -fno-delete-null-pointer-checks.
20479 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20482 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20483 (set_got_offset_rex64): Ditto.
20485 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20488 * doc/extend.texi: Improve local variable with asm reg.
20490 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20492 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20493 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20494 was not supplied then set warn_packed_bitfield_compat to the
20495 default value of 1.
20496 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20499 2009-01-27 Richard Guenther <rguenther@suse.de>
20501 PR tree-optimization/38503
20502 * cfgexpand.c (expand_gimple_basic_block): Ignore
20503 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20504 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20505 variables that cannot have TBAA applied.
20506 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20509 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20511 PR middle-end/38969
20512 * calls.c (initialize_argument_information): Do not wrap complex
20513 arguments in SAVE_EXPR.
20515 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20517 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20518 (INSTALL_LIBGCC): Revert typo commit.
20520 2009-01-26 Richard Guenther <rguenther@suse.de>
20522 PR tree-optimization/38745
20523 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20524 from special handling.
20526 2009-01-26 Richard Guenther <rguenther@suse.de>
20528 PR tree-optimization/38745
20529 * tree-ssa.c (execute_update_addresses_taken): Do not include
20530 variables that cannot possibly be a register in not_reg_needs.
20531 Do not clear TREE_ADDRESSABLE on vars that may not become
20533 * tree-ssa.c (update_alias_info_1): Include those in the set
20534 of addressable vars.
20536 2009-01-26 Richard Guenther <rguenther@suse.de>
20538 PR middle-end/38851
20539 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20540 * tree-ssa-dse.c: Include langhooks.h
20541 (execute_simple_dse): Remove stores with zero size.
20543 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20546 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20549 2009-01-24 Julian Brown <julian@codesourcery.com>
20551 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20552 config/arm/linux-atomic.c.
20553 * config/arm/linux-atomic.c: New.
20555 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20557 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20558 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20559 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20561 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20564 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20567 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20569 PR tree-optimization/38953
20570 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20571 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20572 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20573 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20576 2009-01-24 Paul Brook <paul@codesourcery.com>
20578 * config/arm/neon.md (neon_type): Move to arm.md.
20579 (neon_mov<VSTRUCT>): Add neon_type attribute.
20580 * config/arm/arm.md (neon_type): Move to here.
20581 (conds): Add "unconditioal" and use as default for NEON insns.
20583 2009-01-24 Ben Elliston <bje@au.ibm.com>
20585 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20586 void *' warning from -Wc++-compat.
20587 * Makefile.in (dominance.o-warn): Remove.
20589 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20591 PR tree-optimization/38932
20592 * fold-const.c (fold_unary_ignore_overflow): New.
20593 * tree.h (fold_unary_ignore_overflow): Declare.
20594 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20595 * tree-ssa-sccvn.c (visit_reference_op_load,
20596 simplify_unary_expression): Likewise.
20598 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20600 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20601 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20602 regardless of their type.
20603 * c-common.c (handle_packed_attribute): Don't ignore packed on
20605 * c.opt (Wpacked-bitfield-compat): New warning option.
20606 * stor-layout.c (place_field): Warn if offset of a field changed.
20607 * doc/extend.texi (packed): Mention the ABI change.
20608 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20609 (Warning Options): Add it to the list.
20611 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20613 * c-opts.c (c_common_post_options): Fix a typo in comments.
20615 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20617 PR middle-end/38615
20618 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20619 variables to static.
20620 * doc/invoke.texi (-fmerge-all-constants): Update description.
20622 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20625 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20626 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20628 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20630 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20632 (LOCAL_ALIGNMENT): Similarly.
20634 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20635 Joseph Myers <joseph@codesourcery.com>
20637 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20638 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20639 * config/arm/arm-tune.md: Regenerate.
20640 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20643 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20645 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20646 version number to five.
20648 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20651 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20652 * c-common.c (set_underlying_type): Likewise.
20653 (is_typedef_decl ): Likewise
20655 (set_underlying_type): Likewise.
20656 (is_typedef_type): Likewise.
20658 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20660 PR middle-end/38587
20661 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20664 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20667 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20668 (LIBGCC_SPEC): Don't define.
20669 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20671 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20673 PR rtl-optimization/38879
20674 * alias.c (base_alias_check): Unaligned access via AND address can
20675 alias all surrounding object types except those with sizes equal
20676 or wider than the size of unaligned access.
20678 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20681 * c-decl.c (clone_underlying_type): Move this ...
20682 * c-common.c (set_underlying_type): ... here.
20683 Also, make sure the function properly sets TYPE_STUB_DECL() on
20684 the newly created typedef variant type.
20685 (is_typedef_decl ): New entry point.
20686 * tree.h: Added a new member member_types_needing_access_check to
20687 struct tree_decl_non_common.
20688 (set_underlying_type): New entry point.
20689 (is_typedef_type): Likewise.
20691 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20693 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20694 Check whether two instructions have memory references that
20695 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20696 are helper functions for traversing.
20697 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20698 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20699 not to draw dependency edge for instructions with non-conflicting
20702 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20705 * longlong.h: Update copyright years. Use soft-fp license notice.
20706 Sync __clz_tab declaration with glibc.
20708 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20711 * doc/extend.texi (syscall_linkage): New.
20712 (version_id): Modify.
20714 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20715 Richard Guenther <rguenther@suse.de>
20717 PR tree-optimization/38747
20718 PR tree-optimization/38748
20719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20720 conversion if the base address is an indirect reference and the
20721 aliasing sets could cause issues.
20723 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20725 * common.opt (fgraphite, fgraphite-identity): Add comment for
20726 explaining why these options are not documented.
20728 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20730 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20731 gimple_call_lhs is NULL.
20733 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20736 * emit-rtl.c (adjust_address_1): Make sure memref is never
20739 2009-01-20 Ben Elliston <bje@au.ibm.com>
20741 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20742 const qualifier from arg parameter. Remove unnecessary cast to char *.
20743 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20744 const qualifier from arg 2.
20746 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20748 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20750 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20753 * rtl.h (reinit_regs): New prototype.
20754 * regclass.c: Include ira.h.
20755 (reinit_regs): New.
20756 * Makefile.in (regclass.o): Add ira.h.
20757 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20759 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20762 * c-common.c (handle_aligned_attribute): Use
20763 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20764 default alignment value.
20766 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20768 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20769 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20771 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20772 __BIGGEST_ALIGNMENT__.
20774 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20776 2009-01-18 Richard Guenther <rguenther@suse.de>
20778 PR tree-optimization/38819
20779 * tree-flow.h (operation_could_trap_helper_p): Declare.
20780 * tree-eh.c (operation_could_trap_helper_p): Export.
20781 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20782 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20783 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20784 are about to insert a possibly trapping instruction and fail
20787 2009-01-18 Andreas Schwab <schwab@suse.de>
20789 * doc/install.texi (Configuration): Remove obsolete paragraph
20790 about use of --with-gnu-ld with --with-gnu-as.
20792 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20794 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20795 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20796 Follow spelling conventions.
20798 2009-01-18 Ben Elliston <bje@au.ibm.com>
20800 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20801 C++ warning about implicit conversion from void * to struct
20803 (bitmap_obstack_free): Likewise for bitmap_element *.
20804 * Makefile.in (bitmap.o-warn): Remove.
20806 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20808 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20810 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20811 Tobias Grosser <tobi.grosser@amd.com>
20813 * graphite.c (graphite_trans_scop_block): Do not block single
20816 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20818 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20819 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20820 test with assertion.
20822 2009-01-16 Richard Guenther <rguenther@suse.de>
20824 PR tree-optimization/38835
20825 PR middle-end/36227
20826 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20827 and INT + PTR -> (INT)(PTR p+ INT) folding.
20828 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20830 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20833 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20834 the subreg from a lowpart subreg if it is also casting the value.
20836 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20837 Tobias Grosser <tobi.grosser@amd.com>
20839 * graphite.c (compare_prefix_loops): New.
20840 (build_scop_canonical_schedules): Rewritten.
20841 (graphite_transform_loops): Move build_scop_canonical_schedules
20842 after build_scop_iteration_domain.
20844 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20845 Tobias Grosser <tobi.grosser@amd.com>
20847 * graphite.c (add_conditions_to_domain): Add the loops to
20848 the dimension of the iteration domain. Do copy the domain
20849 only when it exists.
20850 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20851 (add_conditions_to_constraints): New.
20852 (can_generate_code_stmt, can_generate_code): Removed.
20853 (gloog): Do not call can_generate_code.
20854 (graphite_transform_loops): Call add_conditions_to_constraints
20855 after building the iteration domain.
20857 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20859 PR tree-optimization/38789
20860 * tree-ssa-threadedge.c
20861 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20862 __builtin_constant_p.
20864 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20866 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20867 examined before deleting them.
20869 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20871 * function.c (aggregate_value_p): Correctly extract the function
20872 type from CALL_EXPR_FN lookup.
20874 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20876 * config/picochip/picochip.c (picochip_override_options): Revert
20877 CFI asm flag disable commited previously.
20879 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20880 Tobias Grosser <tobi.grosser@amd.com>
20881 Jan Sjodin <jan.sjodin@amd.com>
20883 * graphite.c (scan_tree_for_params): On substractions negate
20884 all the coefficients of the term.
20885 (clast_to_gcc_expression_red): New. Handle reduction expressions
20886 of more than two operands.
20887 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20888 (get_vdef_before_scop): Handle also the case of default definitions.
20890 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20892 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20893 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20894 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20896 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20897 Joey Ye <joey.ye@intel.com>
20899 PR middle-end/37843
20900 * cfgexpand.c (expand_stack_alignment): Don't update stack
20901 boundary nor check incoming stack boundary here.
20902 (gimple_expand_cfg): Update stack boundary and check incoming
20903 stack boundary here.
20905 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20907 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20909 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20911 PR rtl-optimization/38245
20912 * calls.c (expand_call): Add stack arguments to
20913 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20914 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20915 in regs and partially in memory or BLKmode arguments.
20916 (emit_library_call_value_1): Add stack arguments to
20917 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20918 ACCUMULATE_OUTGOING_ARGS).
20919 * dce.c: Include tm_p.h.
20920 (find_call_stack_args): New function.
20921 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20923 (mark_insn): Call find_call_stack_args for CALL_Ps.
20924 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20925 forwards. Allocate and free arg_stores bitmap if needed, pass it
20926 down to deletable_insn_p, don't mark stores set in arg_stores
20927 bitmap, clear the bitmap at the beginning of each bb.
20928 * Makefile.in (dce.o): Depend on $(TM_P_H).
20930 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20933 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20934 to make sure the insn is a conditional test (bug 22599). Reformat a
20937 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20939 PR middle-end/38431
20940 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20941 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20942 (gloog): Do not call cleanup_tree_cfg.
20943 (graphite_transform_loops): Call cleanup_tree_cfg after all
20944 scops have been code generated.
20946 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20947 * doc/gty.texi (Invoking the garbage collector): Added new node
20948 and section documenting ggc_collect.
20950 2009-01-14 Richard Guenther <rguenther@suse.de>
20952 PR tree-optimization/38826
20953 PR middle-end/38477
20954 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20955 initialization notes only if we actually emitted a warning.
20956 (intra_create_variable_infos): Add constraints for a result decl
20957 that is passed by hidden reference.
20958 (build_pred_graph): Mark all related variables non-direct on
20961 2009-01-14 Nick Clifton <nickc@redhat.com>
20963 * ira-conflicts.c: Include addresses.h for the definition of
20965 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20966 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20968 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20971 * Makefile.in (ira-lives.o): Add except.h.
20973 * ira-lives.c: Include except.h.
20974 (process_bb_node_lives): Process can_throw_internal.
20976 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20978 PR rtl-optimization/38774
20979 * combine.c (simplify_set): When undoing cc_use change, don't do
20980 PUT_CODE on the newly created comparison, but instead put back the
20983 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20985 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20986 values. Remove duplicate arm8 entry.
20988 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20990 PR tree-optimization/38786
20991 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20992 the SSA_NAME case of expand_scalar_variables_expr.
20993 Set the type of an expression to the type of its assign statement.
20994 (expand_scalar_variables_expr): Also gather the scalar computation
20995 used to index the memory access. Do not pass loop_p.
20996 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20997 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20998 the gimple_stmt_iterator where it inserts new code.
20999 Do not pass loop_p.
21000 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21001 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21003 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21005 * graphite.h (debug_value): Removed.
21006 * graphite.c (debug_value): Removed.
21008 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21010 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21011 ldrd/strd with two 32-bit instructions.
21013 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21015 * config/arm/arm.c (struct processors): Pass for speed down into
21016 cost helper functions.
21017 (const_ok_for_op): Handle COMPARE and inequality nodes.
21018 (arm_rtx_costs_1): Rewrite.
21019 (arm_size_rtx_costs): Update prototype.
21020 (arm_rtx_costs): Pass speed down to helper functions.
21021 (arm_slowmul_rtx_costs): Rework cost calculations.
21022 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21023 (arm_9e_rtx_costs): Likewise.
21025 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21027 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21028 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21029 (alpha_legitimize_address): Do not split local symbols wider than
21030 UNITS_PER_WORD into HIGH/LO_SUM parts.
21032 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21035 * gcc.c (process_command): Replace call to execvp with calls
21036 to pex_one and exit.
21038 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21041 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21042 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21043 variant for devices with 3-byte PC.
21044 (__tablejump_elpm__): New.
21046 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21049 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21050 offsetof member-designator, handle it as `[0].'.
21052 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21054 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21055 function when not using named sections on targets with named sections
21056 if branch distance is less than 262132.
21058 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21060 * combine.c (combine_instructions): Recompute
21061 optimize_this_for_speed_p for each BB in the main combine loop.
21063 2009-01-12 Tomas Bily <tbily@suse.cz>
21066 * tree-loop-distribution.c (prop_phis): New function.
21067 (generate_builtin): Call prop_phis.
21068 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21070 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21072 PR tree-optimization/38807
21073 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21074 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21076 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21078 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21079 subreg of op0 to the original op0.
21081 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21083 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21085 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21088 * mips-tfile.c (parse_def): Fix parsing of def strings
21089 starting with digits.
21091 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21094 * config/arm/arm.c (arm_is_long_call_p): Don't call
21095 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21097 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21099 * regrename.c (regrename_optimize): Fix dumping.
21100 (find_oldest_value_reg): Preserve REG_POINTER.
21101 (copy_hardreg_forward_1): Likewise.
21103 2009-01-09 Diego Novillo <dnovillo@google.com>
21105 * gimple.h (struct gimple_statement_base) <uid>: Document
21106 the restrictions on its use.
21107 (gimple_uid): Tidy.
21108 (gimple_set_uid): Tidy.
21110 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21112 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21113 zero guard even if align_bytes != 0 and count is smaller than
21116 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21118 PR rtl-optimization/38495
21119 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21120 (add_range_and_copies_from_move_list): Print all added ranges.
21121 Add ranges to memory optimized destination.
21123 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21127 * config/i386/i386.c (override_options): Reject
21128 -mstringop-strategy=rep_8byte with -m32.
21129 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21130 to 1. Do count comparison against epilogue_size_needed at compile
21131 time even when count_exp was constant forced into register. For
21132 size_needed don't jump to epilogue, instead just avoid aligning
21133 and invoke the body algorithm. If need_zero_guard, add zero guard
21134 even if count is non-zero, but smaller than size_needed + number of
21135 bytes that could be stored for alignment.
21136 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21137 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21138 but smaller than size_needed + number of bytes that could be stored
21139 for alignment. Compare size_needed with epilogue_size_needed instead
21140 of desired_align - align, don't adjust size_needed, pass
21141 epilogue_size_needed to the epilogue expanders.
21144 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21146 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21148 * pa.c (last_address): Change to unsigned.
21149 (update_total_code_bytes): Change argument to unsigned. Don't
21150 check if insn addresses are set.
21151 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21152 addresses are not set.
21153 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21155 2009-01-09 Nick Clifton <nickc@redhat.com>
21157 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21158 DECL_DECLARED_INLINE_P.
21160 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21162 PR middle-end/38347
21163 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21164 GET_MODE (op0) in operand_subword_force calls.
21166 PR middle-end/38771
21167 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21168 fold_convert arg0 operands to TREE_TYPE (op0) first.
21170 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21172 * params.def (ira-max-conflict-table-size): Decrease default value
21175 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21177 PR tree-optimization/37031
21178 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21180 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21181 allocate it using gc instead of heap, use VEC_quick_push instead of
21183 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21184 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21185 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21186 allocated vector from heap allocated.
21187 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21188 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21189 vector only after perfect_loop_nest_depth call.
21191 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21192 Jan Sjodin <jan.sjodin@amd.com>
21194 PR tree-optimization/38559
21195 * graphite.c (debug_value, copy_constraint,
21196 swap_constraint_variables, scale_constraint_variable, ): New.
21197 (get_lower_bound, get_upper_bound): Removed.
21198 (graphite_trans_bb_strip_mine): Clean up this code that works
21199 only for constant number of iterations. Fully copy upper and
21200 lower bound constraints, not only the constant part of them.
21201 * graphite.h (debug_value): Declared.
21203 2009-01-08 Ira Rosen <irar@il.ibm.com>
21205 PR tree-optimization/37194
21206 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21207 Don't add the cost of cost model guard in prologue to scalar
21208 outside cost in case of known number of iterations.
21210 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21211 Alan Modra <amodra@bigpond.net.au>
21213 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21214 non-word-aligned REG+CONST addressing.
21216 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21219 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21220 free_after_compilation when outputting a thunk.
21221 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21222 Do not call free_after_compilation here.
21224 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21226 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21227 (ix86_valid_target_attribute_inner_p): Ditto.
21229 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21231 PR tree-optimization/38492
21232 PR tree-optimization/38498
21233 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21234 * tree-chrec.h (scev_is_linear_expression): Declared.
21235 * graphite.c (graphite_cannot_represent_loop_niter): New.
21236 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21237 (graphite_loop_normal_form): Use gcc_assert.
21238 (scan_tree_for_params): Use CASE_CONVERT.
21239 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21240 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21241 Use gcc_assert. Discard scops that contain unhandled cases.
21242 (build_scop_conditions): Return a boolean status for unhandled cases.
21243 (strip_mine_profitable_p): Print the loop number, not its depth.
21244 (is_interchange_valid): Pass the depth of the loop nest, don't
21245 recompute it wrongly.
21246 (graphite_trans_bb_block): Same.
21247 (graphite_trans_bb_block): Print tentative of loop blocking.
21248 (graphite_trans_scop_block): Do not print that the loop has been
21250 (graphite_transform_loops): Do not handle scops that contain condition
21253 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21255 AVX Programming Reference (December, 2008)
21256 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21257 (_mm256_stream_pd): Likewise.
21258 (_mm256_stream_ps): Likewise.
21260 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21261 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21262 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21263 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21264 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21265 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21266 (ix86_expand_special_args_builtin): Likewise.
21268 * config/i386/sse.md (AVXMODEDI): New.
21269 (avx_movnt<mode>): Likewise.
21270 (avx_movnt<mode>): Likewise.
21271 (<sse>_movnt<mode>): Remove AVX support.
21272 (sse2_movntv2di): Likewise.
21274 2009-01-07 Richard Guenther <rguenther@suse.de>
21276 PR middle-end/38751
21277 * fold-const.c (extract_muldiv): Remove obsolete comment.
21278 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21279 to PLUS_EXPR canonicalization for the canonicalization.
21281 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21283 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21284 hosted cross-compilers generating less efficient code.
21286 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21288 * function.h (rtl_data): Add a dbr_scheduled_p field.
21289 * reorg.c (dbr_schedule): Set it.
21290 (gate_handle_delay_slots): Check it.
21291 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21292 (mips_reorg): Check flag_delayed_branch instead of
21293 mips_base_delayed_branch.
21294 (mips_override_options): Don't set mips_base_delayed_branch
21295 or flag_delayed_branch.
21297 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21299 PR rtl-optimization/38426.
21300 * ira.c (ira): Set current_function_is_leaf earlier.
21302 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21304 PR rtl-optimization/38722
21305 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21306 too early, only set a flag and modify after last possible
21309 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21312 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21313 * real.c (decimal_single_format): Correct values of emin and emax.
21314 (decimal_double_format): Ditto.
21315 (decimal_quad_format): Ditto.
21316 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21317 computation of DECnn_MIN and DECnn_MAX for corrected values of
21318 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21319 __DECnn_MIN__, and adjust its computation for the corrected value
21322 2009-01-06 Jan Hubicka <jh@suse.cz>
21325 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21327 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21329 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21330 Add Robert Clark to the list of testers.
21332 2009-01-06 Jan Hubicka <jh@suse.cz>
21333 Kai Tietz <kai.tietz@onevision.com>
21335 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21336 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21338 2009-01-06 Jan Hubicka <jh@suse.cz>
21339 Kai Tietz <kai.tietz@onevision.com>
21341 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21343 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21344 (ix86_nsaved_regs): Count only general purpose regs.
21345 (ix86_nsaved_sseregs): New.
21346 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21347 to 16 for w64; compute padding and size of sse reg save area.
21348 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21349 general purpose regs.
21350 (ix86_emit_save_sse_regs_using_mov): New.
21351 (ix86_expand_prologue): Save SSE regs if needed.
21352 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21353 (ix86_emit_restore_sse_regs_using_mov): New.
21354 (ix86_expand_epilogue): Save SSE regs if needed.
21356 2009-01-06 Jan Hubicka <jh@suse.cz>
21357 Kai Tietz <kai.tietz@onevision.com>
21359 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21360 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21361 functions when accumulate outgoing args is off.
21363 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21366 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21367 before using pseudos_have_intersected_live_ranges_p.
21369 * ira-int.h (ira_assert): Always define.
21371 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21373 AVX Programming Reference (December, 2008)
21374 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21375 (_mm256_permute2_pd): Likewise.
21376 (_mm_permute2_ps): Likewise.
21377 (_mm256_permute2_ps): Likewise.
21378 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21379 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21381 * config/i386/i386.c (ix86_builtins): Remove
21382 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21383 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21384 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21385 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21386 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21387 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21388 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21389 __builtin_ia32_vpermil2ps256.
21390 (ix86_init_mmx_sse_builtins): Updated.
21391 (ix86_expand_args_builtin): Likewise.
21393 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21395 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21396 long absolute calls when generating PA 2.0 code.
21398 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21400 PR rtl-optimization/38583
21401 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21403 * params.def (ira-max-conflict-table-size): New.
21405 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21407 * ira.h (ira_conflicts_p): New external definition.
21409 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21410 table. Report this. Return result of building.
21411 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21412 building conflict table.
21414 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21415 (ira_color): Use ira_conflicts_p.
21417 * global.c: Include ira.h.
21418 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21421 * Makefile.in (global.o): Add ira.h.
21423 * ira-build.c (mark_all_loops_for_removal,
21424 propagate_some_info_from_allocno): New.
21425 (remove_unnecessary_allocnos): Call
21426 propagate_some_info_from_allocno.
21427 (remove_low_level_allocnos): New.
21428 (remove_unnecessary_regions): Add parameter. Call
21429 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21430 parameter to remove_unnecessary_regions.
21431 (ira_build): Remove all regions but root if the conflict table was
21432 not built. Update conflict hard regs for allocnos crossing calls.
21434 * ira.c (ira_conflicts_p): New global.
21435 (ira): Define and use ira_conflicts_p.
21437 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21438 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21439 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21441 2009-01-06 Ben Elliston <bje@au.ibm.com>
21443 * gengtype-lex.l (YY_NO_INPUT): Define.
21445 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21448 * c-common.c (handle_vector_size_attribute): Also reject
21449 BOOLEAN_TYPE types.
21451 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21453 PR tree-optimization/38492
21454 * graphite.c (rename_map_elt, debug_rename_elt,
21455 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21456 rename_map_elt_info, eq_rename_map_elts,
21457 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21458 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21459 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21460 (sese_build_livein_liveouts): New.
21461 (new_sese, free_sese): New.
21462 (new_scop): Call new_sese.
21463 (free_scop): Call free_sese.
21464 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21465 (register_old_new_names): Renamed register_old_and_new_names.
21466 (register_scop_liveout_renames, add_loop_exit_phis,
21467 insert_loop_close_phis, struct igp,
21468 default_liveout_before_guard, add_guard_exit_phis,
21469 insert_guard_phis, copy_renames): New.
21470 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21471 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21472 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21473 (scop_adjust_phis_for_liveouts): New.
21474 (gloog): Call scop_adjust_phis_for_liveouts.
21476 * graphite.h (struct sese): Documented. Added fields liveout,
21477 num_ver and livein.
21478 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21479 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21480 (struct scop): Added field liveout_renames.
21481 (SCOP_LIVEOUT_RENAMES): New.
21483 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21485 PR tree-optimization/38510
21486 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21487 (translate_clast): Call recompute_all_dominators before
21489 (gloog): Call recompute_all_dominators before graphite_verify.
21491 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21492 Jan Sjodin <jan.sjodin@amd.com>
21494 PR tree-optimization/38500
21495 * graphite.c (create_sese_edges): Call fix_loop_structure after
21498 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21500 * config.gcc: Add m32r*-*-rtems*.
21501 * config/m32r/rtems.h: New file.
21503 2009-01-05 Ben Elliston <bje@au.ibm.com>
21505 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21506 (.po.pox): Likewise.
21507 (po/gcc.pot): Likewise.
21509 2009-01-04 David S. Miller <davem@davemloft.net>
21511 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21512 (STARTING_FRAME_OFFSET): Always set to zero.
21514 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21516 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21517 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21518 fixed-point types, and vectors of the same.
21520 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21522 * config/mips/sync.md (*mb_barrier): Rename to...
21523 (*memory_barrier): ...this.
21525 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21527 * doc/extend.texi (Function Attributes): Move @cindex after @item
21528 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21529 and put in alphabetical order. Fix 'target' name and put in order.
21530 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21533 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21535 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21536 (memory_barrier): Expand as unspec instead of unspec_volatile.
21537 Remove mem:BLK from insn operands. Use Pmode scratch register.
21538 (*memory_barrier): Define as unspec instead of unspec_volatile.
21539 Use (match_dup 0) as input operand.
21541 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21542 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21543 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21544 scratch register. Remove operand 1.
21545 (*stbar): Define as unspec instead of unspec_volatile.
21546 Use (match_dup 0) as input operand, remove (const_int 8).
21547 (*membar): Define as unspec instead of unspec_volatile.
21548 Use (match_dup 0) as input operand, remove input operand 2.
21550 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21551 (memory_barrier): Expand as unspec instead of unspec_volatile.
21552 Remove mem:BLK from insn operands. Use Pmode scratch register.
21553 (*memory_barrier): Define as unspec instead of unspec_volatile.
21554 Use (match_dup 0) as input operand.
21556 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21557 Remove mem:BLK from insn operands. Use Pmode scratch register.
21558 Set volatile flag on operand 0.
21559 (*memory_barrier): New insn pattern.
21561 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21563 (*memory_barrier): Use (match_dup 0) as input operand.
21565 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21566 Remove mem:BLK from insn operands. Use Pmode scratch register.
21567 Set volatile flag on operand 0.
21568 (*mb_internal): New insn pattern.
21570 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21572 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21574 PR middle-end/38586
21575 * function.c (struct temp_slot): Move to the section of the file
21576 that deals with temp slots. Remove field 'address'.
21577 (temp_slot_address_table): New hash table of address -> temp slot.
21578 (struct temp_slot_address_entry): New struct, items for the table.
21579 (temp_slot_address_compute_hash, temp_slot_address_hash,
21580 temp_slot_address_eq, insert_temp_slot_address): Support functions
21582 (find_temp_slot_from_address): Rewrite to use the new hash table.
21583 (remove_unused_temp_slot_addresses): Remove addresses of temp
21584 slots that have been made available.
21585 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21586 worker function for remove_unused_temp_slot_addresses.
21587 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21588 Add the temp slot address to the address -> temp slot map.
21589 (update_temp_slot_address): Update via insert_temp_slot_address.
21590 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21591 (pop_temp_slots): Likewise.
21592 (init_temp_slots): Allocate the address -> temp slot map, or empty
21593 the map if it is already allocated.
21594 (prepare_function_start): Initialize temp slot processing.
21596 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21598 PR middle-end/38584
21599 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21600 Calculate the size of all stack vars assuming no packing of stack
21601 vars will happen, replacing a quadratic algorithm with a linear one.
21603 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21606 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21609 2009-01-03 Diego Novillo <dnovillo@google.com>
21611 * doc/contrib.texi: Update contributions.
21613 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21616 * builtins.c (fold_builtin_memory_op): Give up if either operand
21617 is volatile. Set srctype or desttype to non-qualified version
21621 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21622 and FUNCTION_DECLs.
21624 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21626 PR rtl-optimization/35805
21627 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21628 problem if fast dce is able to remove any instructions.
21629 * dce.c (dce_process_block): Fix dump message.
21631 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21634 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21636 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21638 PR middle-end/38690
21639 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21640 * tree-pretty-print.c (op_code_prio): New function.
21641 (op_prio): No longer static. Use op_code_prio.
21642 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21643 Use op_prio and op_code_prio to determine if () should be
21644 printed around operand(s) or not.
21646 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21647 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21648 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21649 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21650 pp_character instead of pp_string for single letter printing.
21652 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21654 * doc/extend.texi: Fix '#pragma GCC option' typo.
21656 2009-01-02 Richard Guenther <rguenther@suse.de>
21658 * doc/install.texi (--enable-checking): Mention different
21659 default for stage1.
21660 (--enable-stage1-checking): Document.
21662 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21664 PR middle-end/30142
21665 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21666 case to be an error.
21668 2009-01-02 Ben Elliston <bje@au.ibm.com>
21670 * config/fp-bit.h (pack_d): Constify argument.
21671 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21672 (isnan): Constify argument.
21674 (iszero): Likewise.
21675 (pack_d): Likewise.
21676 (_fpadd_parts): Constify return type.
21677 (_fpmul_parts): Likewise.
21678 (_fpdiv_parts): Likewise.
21680 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21683 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21684 warn about overwriting initializer with side-effects or
21685 -Woverride-init if !IMPLICIT.
21686 (output_init_element): Likewise. Pass IMPLICIT down to
21688 (process_init_element): Add IMPLICIT argument. Pass it down
21689 to output_init_element.
21690 (push_init_element, pop_init_level, set_designator): Adjust
21691 process_init_element callers.
21692 (set_nonincremental_init, set_nonincremental_init_from_string):
21693 Adjust add_pending_init callers.
21694 (output_pending_init_elements): Adjust output_init_element callers.
21695 * c-tree.h (process_init_element): Adjust prototype.
21696 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21697 process_init_element callers.
21700 Copyright (C) 2009 Free Software Foundation, Inc.
21702 Copying and distribution of this file, with or without modification,
21703 are permitted in any medium without royalty provided the copyright
21704 notice and this notice are preserved.