1 2009-08-24 Olivier Hainque <hainque@adacore.com>
3 * convert.c (convert_to_integer): Don't assume an input pointer is
4 POINTER_SIZE wide. Fetch from the type instead.
6 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8 * configure.ac (AC_PREREQ): Bump to 2.64.
10 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
13 (process_command): Don't search standard_exec_prefix_1 and
14 standard_exec_prefix_2.
16 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18 * config/arm/arm.c (output_return_instruction): Handle for
21 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
25 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
28 (*arm_movdf_vfp): Likewise.
30 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
32 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
33 (vashr<mode>3): Rename from ashr<mode>3.
34 (vlshr<mode>3): Rename from lshr<mode>3.
36 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
39 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
40 (check_format_info_main): Use scalar_identify_flag.
41 (check_format_types): Check for scalar size identity if
42 scalar_identify_flag is set.
43 (printf_length_specs): Extend by new field.
44 (asm_fprintf_length_specs): Likewise.
45 (gcc_diag_length_specs): Likewise.
46 (scanf_length_specs): Likewise.
47 (strfmon_length_specs): Likewise.
48 (gcc_gfc_length_specs): Likewise.
49 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
50 (ms_printf_flag_specs): Likewise.
51 * c-format.h (format_length_info): Add new member scalar_identity_flag.
53 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
56 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
57 (*call_value_pop_1): Ditto.
58 (*sibcall_pop_1): New insn pattern.
59 (*sibcall_value_pop_1): Ditto.
61 2009-08-23 Alan Modra <amodra@bigpond.net.au>
64 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
67 2009-08-23 Alan Modra <amodra@bigpond.net.au>
70 * fwprop.c (try_fwprop_subst): Allow multiple sets.
71 (get_reg_use_in): New function.
72 (forward_propagate_subreg): Propagate through subreg of zero_extend
75 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
77 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
78 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
80 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
82 * configure.ac: Remove --with-datarootdir, --with-docdir,
83 --with-htmldir switches. No need to call AC_SUBST for
84 datarootdir, docdir, htmldir any more.
85 * configure: Regenerate.
86 * doc/install.texi (Configuration): Document --datarootdir,
87 --docdir, --htmldir, --pdfdir; update documentation for
89 (Prerequisites): Bump Autoconf version to 2.64, Automake to
92 * aclocal.m4: Regenerate.
93 * config.in: Regenerate.
94 * configure: Regenerate.
96 2009-08-21 Douglas B Rupp <rupp@gnat.com>
97 Olivier Hainque <hainque@adacore.com>
99 * config/ia64/ia64.c: Include libfuncs.h.
100 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
101 (ia64_expand_call): Use reg 25 on VMS.
102 (ia64_initialize_trampoline): Fix for VMS ABI.
103 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
104 (ia64_function_arg): Initialize reg 25 on VMS.
105 Fix OpenVMS ABI issues for varargs.
106 For OpenVMS, emit the Argument Information register set in the
107 incoming/sibcall case as well.
108 (ia64_arg_type): New function.
109 (ia64_function_arg_advance): Keep track of cum->words.
110 Fix OpenVMS ABI issues for varargs.
111 (ia64_function_value): On VMS, promote mode of non-aggregate types.
112 (ia64_override_options): Set flag_no_common on VMS.
113 (ia64_init_builtins): Disable FWRITE builtin.
114 (ia64_asm_output_external): Call DO_CRTL_NAMES.
115 (ia64_vms_init_libfuncs): Add decc$ routines.
116 (ia64_vms_valid_pointer_mode): New function.
117 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
118 (ia64_promote_function_mode): New function
119 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
120 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
121 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
122 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
123 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
124 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
125 Suppress trailing '#' if VALUE is numeric.
126 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
127 ia64_promote_function_mode.
128 (TARGET_VALID_POINTER_MODE): Define.
130 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
133 * config/rs6000/rs6000.c (rs6000_override_options): Use
134 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
137 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
138 reporting of vector + decimal/boolean/complex error.
140 2009-08-21 Jakub Jelinek <jakub@redhat.com>
142 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
143 __vector double TYPE_DECL.
145 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
147 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
148 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
149 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
150 to pointer to enum machine_mode. Update all callers as needed.
152 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
154 * config/alpha/alpha.md (exception_receiver): Emit alternative
155 GP load sequence if flag_reorder_blocks_and_partition is set.
156 (*exception_receiver_2): Also enable when
157 flag_reorder_blocks_and_partition is set.
159 2009-08-20 Matt Rice <ratmice@gmail.com>
160 Diego Novillo <dnovillo@google.com>
162 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
165 2009-08-20 Richard Guenther <rguenther@suse.de>
167 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
168 * c-tree.h (c_dup_lang_specific_decl): Remove.
169 (struct lang_decl, struct lang_type): Move definitions ...
170 * c-lang.h: ... here. New file.
171 * c-decl.c: Include c-lang.h.
172 (c_dup_lang_specific_decl): Remove.
173 * c-typeck.c: Include c-lang.h.
174 * Makefile.in (c-decl.o): Add c-lang.h dependency.
175 (c-typeck.o): Likewise.
176 * c-config-lang.in (gtfiles): Add c-lang.h.
177 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
180 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
182 * config/alpha/alpha.c (alpha_end_function): Do not clear
183 crtl->emit structure and free insn locators if cfun->is_thunk is true,
184 this is now handled in generic code.
186 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
188 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
189 (s390_z10_fix_long_loop_prediction): New function.
190 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
191 (s390_reorg): Walk over the INSNs and invoke
192 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
194 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
196 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
197 "*brx_64bit", "*brx_31bit"): New patterns.
198 * config/s390/s390.c ('E'): New output modifier.
200 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
201 Richard Earnshaw <richard.earnshaw@arm.com>
203 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
204 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
206 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
208 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
210 * pa.c (emit_move_sequence): Check if address of operand1 is valid
211 for mode mode of operand0 when doing secondary reload for SAR.
213 2009-08-19 Jakub Jelinek <jakub@redhat.com>
216 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
217 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
219 2009-08-19 Jason Merrill <jason@redhat.com>
221 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
222 supported template depth in C++0x.
224 2009-08-19 Jakub Jelinek <jakub@redhat.com>
226 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
227 free_after_compilation.
228 * config/score/score7.c (score7_output_mi_thunk): Likewise.
229 * config/score/score3.c (score3_output_mi_thunk): Likewise.
230 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
231 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
232 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
233 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
234 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
236 2009-08-19 Ian Lance Taylor <iant@google.com>
238 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
239 of (plus (mult (neg B) C) A).
241 2009-08-18 Michael Matz <matz@suse.de>
243 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
244 instead of comparing TYPE_MAIN_VARIANT for equality.
245 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
246 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
247 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
248 * gimplify.c (goa_lhs_expr_p): Ditto and use
249 STRIP_USELESS_TYPE_CONVERSION.
251 2009-08-18 Michael Matz <matz@suse.de>
253 * tree-ssa-structalias.c (create_variable_info_for): Also mark
254 first field in a struct.
255 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
257 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
259 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
260 locators before emit_insn is called. Remove assert that
262 (alpha_end_function): Clear crtl->emit structure and free insn
263 locators if cfun->is_thunk is true.
265 2009-08-18 Jason Merrill <jason@redhat.com>
267 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
269 * configure.ac: Test for it.
270 * configure, config.in: Regenerate.
271 * doc/install.texi: Document --enable-gnu-unique-object.
273 2009-08-18 Richard Guenther <rguenther@suse.de>
276 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
277 pow(x,y*z) only if x is nonnegative.
279 2009-08-18 Jakub Jelinek <jakub@redhat.com>
281 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
285 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
286 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
288 2009-08-17 DJ Delorie <dj@redhat.com>
290 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
291 * config/m32c/prologue.md (epilogue_freit): New.
293 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
294 (bank_switch_p): Likewise.
295 (fast_interrupt_p): Likewise.
296 (interrupt_p): Likewise.
297 (m32c_conditional_register_usage): Round memregs size up.
298 (need_to_save): We only need to save $a0 when we use ENTER.
299 (interrupt_p): Check for fast_interrupt too.
300 (bank_switch_p): New.
301 (fast_interrupt_p): New.
302 (m32c_attribute_table): Add bank_switch and fast_interrupt.
303 (m32c_emit_prolog): Support bank switching and fast interrupts.
304 * doc/extend.texi (Function Attributes): Add bank_switch and
307 2009-08-17 Douglas B Rupp <rupp@gnat.com>
309 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
310 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
312 2009-08-16 Douglas B Rupp <rupp@gnat.com>
314 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
315 (menu): Add IA-64/VMS Options.
316 (IA-64/VMS Options): Likewise.
318 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
321 * config/mips/mips.md (*lwxs): Use :P for pointer values.
323 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
325 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
326 (mips_pop_asm_switch): Likewise.
327 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
329 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
330 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
331 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
332 (mips_print_operand_punctuation): Use them. Check mips_noreorder
333 instead of set_noreorder.
334 (mips_output_function_prologue): Use the new functions.
335 (mips_output_function_epilogue): Likewise.
336 (mips_need_noat_wrapper_p): New function, split out from...
337 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
338 Use mips_push_asm_switch and mips_pop_asm_switch.
339 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
340 and mips_pop_asm_switch.
341 (ASM_OUTPUT_REG_POP): Likewise.
342 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
343 Use mips_pop_asm_switch.
344 (mips_asm_switch): New structure.
345 (set_noreorder, set_nomacro): Replace with...
346 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
347 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
348 instead of set_nomacro.
349 (fix_truncsfsi2_macro): Likewise.
350 (cprestore): Likewise.
351 (hazard): Use mips_noreorder instead of set_noreorder.
352 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
354 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
356 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
357 from prev_active_insn.
359 2009-08-16 Anatoly Sokolov <aesok@post.ru>
361 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
362 * config/avr/avr.c (avr_override_options): Initialize
363 avr_current_arch variable.
364 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
365 __AVR_HAVE_16BIT_SP__ according to the device type.
366 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
368 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
369 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
371 2009-08-16 Dodji Seketeli <dodji@redhat.com>
374 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
375 generating inlined subroutine die only. We shouldn't be
376 called for anything else.
377 (gen_block_die): Don't generate inline subroutine debug info for
380 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
382 * graphite-poly.c (print_pbb): Print PBB index.
384 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
387 * graphite-interchange.c (ppl_max_for_le): Moved...
388 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
389 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
390 ppl_Pointset_Powerset_C_Polyhedron_maximize.
391 * graphite-ppl.h (ppl_max_for_le): Declared.
393 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
395 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
396 supported on all platforms.
397 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
398 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
399 * c-pragma.c: Likewise.
400 * target-def.h (TARGET_INITIALIZER): Remove
401 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
402 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
404 2009-08-14 Douglas B Rupp <rupp@gnat.com>
406 * config/ia64/fde-vms.c: New file.
407 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
408 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
409 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
410 (uw_frame_state_for): Only register a personality routine if it is
411 known to be compatible with our expectations.
412 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
413 Declare unw_table_entry stack variable and
414 mod all calls to _Unwind_FindTableEntry to add arg.
415 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
416 (_Unwind_FindTableEntry): Add arg to prototype.
418 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
420 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
421 field 'signal_pfs_loc'.
422 (uw_frame_state_for): Remove duplicate code dealing with leaf
423 procedures without unwind info.
424 If in the frame after unwinding through a signal handler, restore
425 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
426 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
427 'pfs_loc' to the AR.PFS location in the signal context; instead
428 set 'signal_pfs_loc'.
429 Manually generate the unwind info for the AR.PFS register.
430 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
431 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
432 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
433 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
434 instead set 'signal_pfs_loc'.
435 Remove code preventing the AR.PFS register from being restored
436 from the signal context.
438 2009-08-14 Douglas B Rupp <rupp@gnat.com>
439 Tristan Gingold <gingold@adacore.com>
441 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
442 * config/ia64/t-vms: New file.
443 * config/ia64/vms64.h: New file.
444 * config/ia64/vms.h: New file.
445 * config/ia64/vms-crtinit.asm: New file.
446 * config/ia64/vms_symvec_libgcc_s.opt: New file.
447 * config/ia64/vms-unwind.h: New file.
449 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
451 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
454 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
457 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
459 * real.h (do_mpc_arg2): ... here.
460 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
463 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
465 * final.c (add_debug_prefix_map): Don't use GC memory for
466 old_prefix and new_prefix.
468 2009-08-14 Richard Guenther <rguenther@suse.de>
470 * ipa-prop.c (compute_complex_pass_through): If we cannot
471 compute a non-varying offset for IPA_JF_ANCESTOR punt.
473 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
475 * c-lex.c (c_lex_with_flags): Increase size of local variable
476 to avoid memory clobber.
478 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
481 * config/i386/i386.c (ix86_fp_comparison_strategy):
482 Only enable/disable sahf at function granularity.
484 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
486 PR rtl-optimization/41064
487 * reload1.c (reload_as_needed): Don't call extract_insn
488 for known invalid replacements after calling
489 validate_replace_rtx_group and verify_changes.
491 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
494 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
495 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
496 ix86_expand_fp_vcond.
497 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
498 Assert that operation is supported by ix86_expand_int_vcond.
499 (vcondu<SSEMODE124C8:mode>): Ditto.
501 2009-08-13 DJ Delorie <dj@redhat.com>
503 * config/i386/djgpp-stdint.h: New.
504 * config.gcc (djgpp): Use it.
506 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
508 * config/sh/sh.c (sh_override_options): When flag_exceptions or
509 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
511 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
513 * tree-ssa-loop-prefetch.c
514 (prune_ref_by_group_reuse): Enhance probabilistic analysis
515 for long-stride pruning.
516 (compute_miss_rate): New function to compute the probability
517 that two memory references access different cache lines.
519 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
521 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
523 2009-08-13 Richard Guenther <rguenther@suse.de>
526 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
527 use the constant pointer type.
528 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
529 of CV qualifiers on the target pointer type.
530 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
531 conversion check before restrict check.
533 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
536 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
538 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
540 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
542 2009-08-12 Richard Guenther <rguenther@suse.de>
544 PR tree-optimization/41011
545 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
546 and reference constructing.
548 2009-08-12 Xinliang David Li <davidxl@google.com>
550 PR tree-optimization/41012
551 * tree-flow.h : New external interface.
552 * gimple-low.c (check_call_arg): Change to public function.
553 Remove argument mismatch check in lowering.
554 * tree-inline.h (tree_can_inline_p): Interface change.
555 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
557 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
558 Call change to tree_can_inline_p function.
559 (cgraph_decide_inlining_incrementally): Ditto.
561 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
563 PR tree-optimization/41031
564 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
565 on the partition variable rather than promote_mode on the source
566 type. Assert that the partition variable's type has the same
567 mode as the source value's.
569 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
571 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
573 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
575 * calls.c (expand_call): Fix typo.
576 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
578 * stmt.c (expand_value_return): Use promote_function_mode to copy out
580 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
581 * config/cris/cris.c (cris_promote_function_mode): Likewise.
582 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
583 * config/pa/pa.c (pa_promote_function_mode): Likewise.
585 2009-08-12 Andrew Haley <aph@redhat.com>
587 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
589 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
592 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
594 2009-08-12 Richard Guenther <rguenther@suse.de>
596 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
597 * gimplify.c (gimplify_modify_expr): Do not use
598 lang_hooks.types_compatible_p.
599 * tree-ssa.c (useless_type_conversion_p): For aggregates
600 just return false if the canonical types differ.
602 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
605 * sese.c (convert_for_phi_arg): New.
606 (add_guard_exit_phis): Use convert_for_phi_arg.
608 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
610 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
611 unknown subscript upper bounds.
613 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
614 Pranav Garg <pranav.garg2107@gmail.com>
616 * graphite-interchange.c (gather_access_strides): Removed.
617 (ppl_max_for_le): New.
618 (build_linearized_memory_access): New.
619 (memory_stride_in_loop): New.
620 (pbb_interchange_profitable_p): Reimplemented.
621 * graphite-ppl.h (ppl_new_id_map): New.
622 (ppl_interchange): New.
624 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
626 * graphite-interchange.c (compute_subscript): Removed.
627 (compute_array_size_cstr): Removed.
628 (compute_array_size_poly): Removed.
629 (compute_array_size): Removed.
630 (gather_access_strides_poly): Removed.
631 (gather_access_strides): Empty.
633 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
635 * graphite-dependences.c (dependence_polyhedron_1): Replace
636 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
637 (graphite_legal_transform_dr): Same.
638 (graphite_carried_dependence_level_k): Same.
639 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
640 Initialize PDR_NB_SUBSCRIPTS.
641 (print_pdr_access_layout): Replace pdr_nb_subscripts with
643 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
644 (PDR_NB_SUBSCRIPTS): New.
645 (pdr_nb_subscripts): Removed.
646 (pdr_dim): Simplified.
647 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
648 with PDR_NB_SUBSCRIPTS.
650 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
652 * graphite-interchange.c (compute_array_size): Remove use of
654 * graphite-poly.c (new_poly_dr): Remove argument data_container.
655 Do not initialize PDR_DATA_CONTAINER.
656 (print_pdr): Do not print PDR_DATA_CONTAINER.
657 * graphite-poly.h (struct poly_dr): Remove data_container field.
658 (PDR_DATA_CONTAINER): Removed.
659 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
661 (build_poly_dr): Same.
663 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
664 Sebastian Pop <sebastian.pop@amd.com>
666 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
667 copy of the dependence polyhedron. Free the temporary objects.
668 (graphite_carried_dependence_level_k): Free unused objects before
671 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
672 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
673 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
674 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
675 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
677 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
679 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
680 Early return without analyzing the data dependences if no
681 transform has been done. Call restore_scattering if the transform
683 (graphite-interchange.c): Same.
684 * graphite-poly.c (print_scattering_function): Test for
686 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
687 (apply_poly_transforms): Do not gcc_assert that
688 the transform is legal.
689 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
690 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
691 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
692 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
693 * graphite-poly.h (struct poly_scattering): New.
694 (struct poly_bb): Add original, transformed, and saved fields.
695 Remove transformed_scattering, original_scattering,
696 nb_local_variables and nb_scattering_transform fields.
697 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
698 (poly_scattering_new): New.
699 (poly_scattering_free): New.
700 (poly_scattering_copy): New.
701 (store_scattering_pbb): New.
702 (store_scattering): New.
703 (restore_scattering_pbb): New.
704 (restore_scattering): New.
705 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
706 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
708 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
710 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
713 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
715 * Makefile.in (graphite.o): Depends on PREDICT_H.
716 * graphite.c: Include predict.h.
717 (graphite_finalize): Call tree_estimate_probability.
718 * predict.c (predict_loops): Do not call scev_initialize and
720 (tree_estimate_probability_bb): New.
721 (tree_estimate_probability): Do not initialize loops: move that
722 code to the driver. Call tree_estimate_probability_bb.
723 (tree_estimate_probability_driver): New.
724 (pass_profile): Use tree_estimate_probability_driver.
725 * predict.h (tree_estimate_probability): Declared.
727 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
729 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
730 * graphite-dependences.c (graphite_legal_transform): Add time to
731 TV_GRAPHITE_DATA_DEPS.
732 (dependency_between_pbbs_p): Same.
733 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
735 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
737 PR rtl-optimization/41033
738 * alias.c (nonoverlapping_component_refs_p): Punt when strict
739 aliasing is disabled.
741 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
743 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
744 si_mask_operand, and_load_operand, low_bitmask_operand,
745 and_reg_operand, and_operand): New predicates.
746 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
747 * config/mips/mips.c (and_operands_ok): New function.
748 * config/mips/mips-protos.h (and_operands_ok): Declare it.
749 * config/mips/mips.md (move_type): Add ext_ins and logical.
751 (and<mode>3): Use and_reg_operand as the second operand's predicate.
752 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
753 shift_shift. Remove commutative constraint modifier.
754 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
756 (*clear_upper32_dext): Remove define_insn_and_split.
757 (*clear_upper32): Turn this define_insn_and_split ...
758 (splitter for ANDing register with 0xffff_ffff): .. into this.
760 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
762 * combine.c (try_widen_shift_mode): Factor out code to check if an
763 integer constant is a low-order bitmask from here ...
764 * rtlanal.c (low_bitmask_len): ... to here.
765 * rtl.h (low_bitmask_len): Declare.
767 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
770 * config/alpha/alpha.md (addsi3): Remove expander.
771 (addsi3): Rename from *addsi3_internal insn pattern.
772 (subsi3): Remove expander.
773 (subsi3): Rename from *subsi3_internal insn pattern.
775 2009-08-11 Douglas B Rupp <rupp@gnat.com>
777 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
780 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
781 Eric Botcazou <botcazou@adacore.com>
782 Douglas B Rupp <rupp@gnat.com>
784 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
785 that records that fit in 64 bits are returned by immediate value,
786 as required by OpenVMS Calling Standard.
787 (function_value): Adjust for above modification.
788 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
789 virtual_incoming_args_rtx as base object, not next_arg.
790 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
792 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
794 * reload.c (find_reloads_subreg_address): Check the original
795 req_equiv_mem address to detect the case where an address is
796 not valid in the outer mode.
798 2009-08-11 Richard Guenther <rguenther@suse.de>
801 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
803 2009-08-10 Douglas B Rupp <rupp@gnat.com>
805 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
806 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
808 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
809 Douglas B Rupp <rupp@gnat.com>
811 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
812 PT_STACK when frame_pointer_needed on OpenVMS.
813 (alpha_pv_save_size, alpha_using_fp): Remove.
814 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
815 with proper processing for PT_NULL.
816 (alpha_vms_initial_elimination_offset): New function. Support for
817 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
818 (alpha_sa_size): Force procedure type to PT_STACK when
819 frame_pointer_needed on OpenVMS.
820 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
821 (alpha_using_fp): Likewise.
822 (alpha_vms_can_eliminate): Add prototype.
823 (alpha_vms_initial_elimination_offset): Likewise.
824 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
825 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
827 2009-08-10 Eric Botcazou <botcazou@adacore.com>
828 Douglas B Rupp <rupp@gnat.com>
830 * config/alpha/alpha.c (common_object_handler): New function.
831 (vms_attribute_table): Declare a single attribute "common_object".
832 (vms_output_aligned_decl_common): New global function.
833 (SECTION_VMS_OVERLAY): Delete.
834 (SECTION_VMS_GLOBAL): Likewise.
835 (SECTION_VMS_INITIALIZE): Likewise.
836 (vms_asm_named_section): Remove support for above flags.
837 (vms_section_type_flags): Delete.
838 (TARGET_SECTION_TYPE_FLAGS): Likewise.
839 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
840 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
841 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
843 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
846 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
847 (sub_ddmmss): Likewise.
849 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
852 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
855 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
858 * reload1.c (reload_as_needed): Use cancel_changes to completely
859 undo a failed replacement attempt.
861 2009-08-10 Richard Guenther <rguenther@suse.de>
864 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
865 (useless_type_conversion_p): ... here. Require pointer targets
868 2009-08-10 Dodji Seketeli <dodji@redhat.com>
871 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
872 loose the original type of the statement list.
874 2009-08-09 Douglas B Rupp <rupp@gnat.com>
876 * config/alpha/alpha.c: Include libfuncs.h
877 (avms_asm_output_extern): New function.
878 (alpha_init_libfuncs): Init some decc libfuncs.
879 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
880 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
881 (DO_CRTL_NAMES): Define.
883 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
884 (LONG_TYPE_SIZE): Define.
885 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
886 (SUBTARGET_SWITCHES): Define malloc64 switch.
887 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
888 (MASK_RETURN_ADDR): Define.
889 doc/invoke.texi (mmalloc64): Document switch.
891 2009-08-09 Olivier Hainque <hainque@adacore.com>
892 Douglas B Rupp <rupp@gnat.com>
894 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
895 uses_condition_handler.
896 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
897 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
898 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
899 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
900 (code_for_builtin): New insn codes for the new alpha_builtins.
901 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
902 (alpha_sa_size): Account for uses_condition_handler.
903 (alpha_expand_prologue): Likewise.
904 (alpha_start_function): Likewise.
905 (alpha_expand_epilogue): Likewise.
906 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
907 establish/revert expanders.
908 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
909 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
910 New expander, resorting to the alpha.c associated function.
911 (builtin_revert_vms_condition_handler): Likewise.
912 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
913 __gcc_shell_handler, the static VMS condition handler used as
914 an indirection wrapper to the current dynamically established
916 * config/alpha/vms-unwind.h: Complete rewrite.
917 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
918 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
920 2009-08-09 Eric Botcazou <botcazou@adacore.com>
921 Douglas B Rupp <rupp@gnat.com>
923 * config/alpha/alpha.c (alpha_links): Add 'target' field.
924 (alpha_need_linkage): Handle aliases. Return function symbol.
925 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
926 Use ultimate alias target for the linkage name.
927 * config/alpha/alpha.md (movmemdi): Use the symbol returned
928 by alpha_need_linkage for the function symbol.
929 (setmemdi): Likewise.
931 2009-08-09 Douglas B Rupp <rupp@gnat.com>
933 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
934 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
935 (ASM_WEAKEN_LABEL): Define.
936 (CRT_CALL_STATIC_FUNCTION): Define.
937 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
938 (ENDFILE_SPEC): Define.
939 (INIT_SECTION_ASM_OP): Define.
940 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
941 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
943 (MULTILIB_OSDIRNAMES): Define.
944 (shlib_version): Define.
946 (SHLIB_OBJS): Define.
947 (SHLIB_NAME): Define.
948 (SHLIB_MULTILIB): Define.
949 (SHLIB_INSTALL): Define.
950 (SHLIB_SYMVEC): Define.
951 (SHLIB_SYMVECX2): Define.
952 (SHLIB_LINK): Define.
954 2009-08-09 Douglas B Rupp <rupp@gnat.com>
956 * config/alpha/alpha.c (alpha_initialize_trampoline):
957 Initialize VMS trampoline IAW ABI for bounded procedure calls.
958 (alpha_start_function): Emit transfer address on nested functions
959 for VMS trampoline call.
960 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
961 since no longer used.
962 * config/alpha/vms-tramp.asm: Remove.
963 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
964 since now only data initialized at runtime.
966 2009-08-09 Douglas B Rupp <rupp@gnat.com>
968 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
969 (LINK_GCC_C_SEQUENCE_SPEC): Define.
970 (MD_EXEC_PREFIX): Remove, no longer used.
971 (MD_STARTFILE_PREFIX): Likewise.
972 (INCLUDE_DEFAULTS): Likewise.
973 * config/alpha/t-vms:
974 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
976 2009-08-09 Richard Guenther <rguenther@suse.de>
978 PR tree-optimization/41016
979 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
980 (operand_precision): Remove.
981 (integral_operand_p): Likewise.
982 (recognize_single_bit_test): Adjust.
984 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
986 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
987 operation overflows. Likewise non-cast unary arithmetic.
988 If one arm of a conditional expression is always taken,
989 inhibit evaluation warnings for the other arm. Likewise inhibit
990 evaluation warnings for the second && or || operand if the first
991 operand is enough to determine the result.
992 * c-typeck.c (build_conditional_expr): Apply the same inhibition
994 (build_binary_op): Prevent duplicate evaluation warnings.
996 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
998 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
999 and destination have different modes, Use promote_mode to
1000 determine the signedness of the conversion. Assert that the
1001 promoted source mode matches the destination mode. Don't pass
1002 the destination and destination mode to expand_expr if the source
1003 mode is different. Simplify conversion logic.
1005 2009-08-09 Ira Rosen <irar@il.ibm.com>
1007 PR tree-optimization/41008
1008 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
1009 from condition only in case it's a comparison. Adjust checks.
1011 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
1013 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
1014 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1015 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1016 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1017 (dump_cand): Handle them.
1018 (struct iv_cand): New members COST_STEP and AINC_USE.
1019 (stmt_after_increment): Likewise.
1020 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1021 callers changed. Use gimple_uid comparison instead of scanning.
1022 (add_candidate_1): When looking for identical candidates, take
1023 AINC_USE into account. Set it for new candidates.
1024 (force_expr_to_var_cost): Cast target_spill_cost to int.
1025 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1026 All callers changed. Check for availability of autoinc addressing
1027 modes, both in general for a given mode, and in the specific use case.
1028 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1030 (get_computation_cost): Likewise.
1031 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1032 add_autoinc_candidates): New static functions.
1033 (add_candidate): Call add_autoinc_candidates for candidates based on
1035 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1036 (determine_use_iv_cost_address): If we have an autoinc candidate at
1037 the matching use, verify autoinc is possible and subtract the cost
1038 of the candidate's step from the cost.
1039 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1040 member of the candidate.
1041 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1042 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1044 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1046 * config.build (ia64-hp-*vms*): New target.
1047 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1049 * config.gcc (ia64-hp-*vms*): New target.
1050 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1052 * config.host (ia64-hp-*vms*): New target.
1053 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1056 2009-08-08 Richard Guenther <rguenther@suse.de>
1058 PR tree-optimization/40991
1059 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1061 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1063 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1064 mode check. Do truncations in an integer mode.
1065 (force_to_mode): Handle subregs for all mode types. Only do
1066 arithmetic simplifications on integer modes.
1068 2009-08-07 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/40999
1071 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1072 (maybe_fold_reference): Lookup constant initializers.
1073 (fold_gimple_assign): Likewise.
1075 2009-08-07 Richard Guenther <rguenther@suse.de>
1077 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1078 that require structural equality defer to the langhook.
1080 2009-08-07 Martin Jambor <mjambor@suse.cz>
1082 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1084 (struct ipa_pass_through_data): New type.
1085 (struct ipa_ancestor_jf_data): New type.
1086 (union jump_func_value): Removed field formal_id, added fields
1087 pass_through and ancestor.
1088 (struct ipa_param_call_note): Changed type of formal_id to int from
1090 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1091 operations jump functions and ancestor jump functions.
1092 (compute_complex_pass_through): New function.
1093 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1094 reflect changes in the jump function strucutre.
1095 (update_jump_functions_after_inlining): Ignore complex pass-through
1096 and ancestor jump functions.
1097 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1098 polynomial pass-through with operation jump functions.
1100 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1102 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1103 fde->dw_fde_begin as begin label instead of hot/cold label.
1104 Use LLSDAC label instead of LLSDA for second section lsda.
1105 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1106 label instead of LLSDA if it is true.
1107 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1109 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1110 SECTION argument. Use it as index into crtl->eh.call_site_record
1112 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1113 use it to determine how to print table entries instead of using
1114 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1115 label instead of normal begin label as base.
1116 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1117 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1118 ensure no EH range spans between sections and that landing pads
1119 are always in the corresponding section.
1120 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1121 for crtl->eh.call_site_record being an array rather than scalar.
1122 (output_one_function_exception_table): New function, copied
1123 from output_function_exception_table. Adjust
1124 dw2_size_of_call_site_table, dw2_output_call_site_table
1125 callers. For SECOND section use *C suffixed labels.
1126 (output_function_exception_table): Call
1127 output_one_function_exception_table and, when doing hot/cold
1128 partitioning, also another time for the second section.
1129 * opts.c: Include except.h.
1130 (decode_options): Allow -freorder-blocks-and-partition with
1131 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1132 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1133 * function.h (struct rtl_eh): Change call_site_record from
1134 scalar into array of 2 elements.
1136 2009-08-07 Martin Jambor <mjambor@suse.cz>
1138 * ipa-prop.c (count_formal_params_1): New function.
1139 (ipa_get_vector_of_formal_parms): New function.
1140 (get_vector_of_formal_parm_types): New function.
1141 (ipa_modify_formal_parameters): New function.
1142 (ipa_modify_call_arguments): New function.
1143 (index_in_adjustments_multiple_times_p): New function.
1144 (ipa_combine_adjustments): New function.
1145 (ipa_dump_param_adjustments): New function.
1146 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1147 (ipa_get_vector_of_formal_parms): Declare.
1148 (ipa_modify_formal_parameters): Declare.
1149 (ipa_modify_call_arguments): Declare.
1150 (ipa_combine_adjustments): Declare.
1151 (ipa_dump_param_adjustments): Declare.
1152 (build_ref_for_offset): Declare.
1153 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1154 * tree-sra.c: Include ipa-prop.c.
1155 (build_ref_for_offset): Make public.
1157 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1159 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1161 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1163 * gcc/doc/extend.texi (__builtin_extract_return_address)
1164 (__builtin_frob_return_address): Document.
1166 2009-08-06 Paul Brook <paul@codesourcery.com>
1168 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1169 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1170 implementation on ARMv6-M.
1172 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1174 * doc/extend.texi (pcs): Document new attribute for ARM.
1176 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1178 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1181 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1183 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1186 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1188 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1190 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1192 Merge ARM/hard_vfp_branch to trunk.
1194 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1196 * arm.c (libcall_eq): New function.
1197 (libcall_hash): New function.
1198 (add_libcall): New function.
1199 (arm_libcall_uses_aapcs_base): New function.
1200 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1201 libcalls using the base PCS.
1202 (arm_init_cumulative_args): Likewise.
1204 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1206 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1207 Use base ABI for conversion libfuncs between HFmode and SFmode.
1209 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1211 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1212 V4SImode as representatives of all 64-bit and 128-bit vector
1213 types. Allow vector types without vector modes.
1214 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1215 without vector modes like BLKmode.
1216 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1217 BLKmode. Avoid unsupported vector modes or TImode moves for
1219 (aapcs_vfp_allocate_return_reg): Likewise.
1220 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1221 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1223 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1225 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1226 (arm_get_pcs_model): Pass attribute arguments to
1227 arm_pcs_from_attribute.
1228 (arm_init_cumulative_args): Use base AAPCS for conversions from
1229 floating-point types to DImode.
1230 (arm_attribute_table): Add pcs attribute.
1231 (arm_handle_pcs_attribute): New.
1232 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1233 conversions from floating-point types to DImode, also declare them
1234 to use base AAPCS and declare functions they call to use base
1235 AAPCS and their RTABI names.
1237 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1239 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1240 -mfloat-abi=hard not being supported for VFP.
1242 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1244 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1245 SYMBOL_REF to hard_libcall_value.
1247 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1248 Richard Earnshaw <rearnsha@arm.com>
1250 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1251 has been put on the stack, all remaining co-processory arguments for
1252 that co-processor also go on the stack.
1254 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1256 * config/arm/arm.c (arm_return_in_memory): Handle returning
1257 vectors of suitable size in registers also for AAPCS case.
1259 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1261 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1263 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1265 ARM Hard-VFP calling convention
1266 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1267 * target.h (gcc_target): Add libcall_value to table of call hooks.
1268 * targhooks.h (default_libcall_value): Default implementation.
1269 * targhooks.c (default_libcall_value): Likewise.
1270 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1271 * optabs.c (expand_unop): Use it.
1272 * expr.h (hard_libcall_value): Pass the function RTX through.
1273 * calls.c (emit_library_call_value_1): Update call to
1275 * explow.c (hard_libcall_value): Use new target hook.
1276 * testsuite/lib/target-supports.exp
1277 (check_effective_target_arm_hard_vfp_ok): New hook.
1278 (check_effective_target_arm_neon_ok): Improve test for neon
1280 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1281 * config/arm/arm.c: Include cgraph.h
1282 (TARGET_FUNCTION_VALUE): Override default hook.
1283 (arm_pcs_default): New variable.
1284 (arm_override_options): Don't fault hard calling convention with VFP.
1285 Add support for AAPCS variants.
1286 (arm_function_value): Make static. Handle AAPCS variants.
1287 (arm_libcall_value): New function.
1288 (arm_apply_result_size): Handle VFP registers in results.
1289 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1291 (pcs_attribute_args): New variable.
1292 (arm_pcs_from_attribute): New function.
1293 (arm_get_pcs_model): New function.
1294 (aapcs_vfp_cum_init): New function.
1295 (aapcs_vfp_sub_candidate): New function.
1296 (aapcs_vfp_is_return_candidate): New function.
1297 (aapcs_vfp_is_call_candidate): New function.
1298 (aapcs_vfp_allocate): New function.
1299 (aapcs_vfp_allocate_return_reg): New function.
1300 (aapcs_vfp_advance): New function.
1301 (aapcs_cp_arg_layout): New variable.
1302 (aapcs_select_call_coproc): New function.
1303 (aapcs_select_return_coproc): New function.
1304 (aapcs_allocate_return_reg): New function.
1305 (aapcs_libcall_value): New function.
1306 (aapcs_layout_arg): New function.
1307 (arm_init_cumulative_args): Initialize AAPCS args data.
1308 (arm_function_arg): Handle AAPCS variants using new interface.
1309 (arm_arg_parital_bytes): Likewise.
1310 (arm_function_arg_advance): New function.
1311 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1312 calling conventions.
1313 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1314 * arm.h (NUM_VFP_ARG_REGS): Define.
1315 (LIBCALL_VALUE): Update.
1316 (FUNCTION_VALUE): Delete.
1317 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1318 (arm_pcs): New enum.
1319 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1320 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1321 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1322 * arm-protos.h (arm_function_arg_advance): Add.
1323 (aapcs_libcall_value): Add.
1324 (arm_function_value): Delete.
1326 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1327 H.J. Lu <hongjiu.lu@intel.com>
1330 * config/i386/i386.c (standard_sse_mode_p): Remove.
1331 (standard_sse_constant_p): Return 2 for integer mode
1332 vector_all_ones_operand when SSE2 is enabled.
1333 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1334 (ix86_expand_vector_move): Do not check for negative values from
1335 standard_sse_constant_p.
1337 2009-08-06 Richard Guenther <rguenther@suse.de>
1339 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1340 array type comparisons frontend independent.
1341 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1342 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1343 out array reference lower bound and element size operands.
1344 (ao_ref_init_from_vn_reference): Properly compute the offset
1345 for ARRAY_RANGE_REF.
1346 (vn_reference_fold_indirect): Fill out array reference lower
1347 bound and element size operands.
1348 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1349 a non gimple valued reference operand which can happen for
1350 array reference lower bound or element size.
1351 (create_component_ref_by_pieces_1): Properly generate the
1352 element size operand for array references.
1354 2009-08-06 Richard Guenther <rguenther@suse.de>
1356 PR tree-optimization/40964
1357 * tree.c (iterative_hash_host_wide_int): Export.
1358 * tree.h (iterative_hash_host_wide_int): Declare.
1359 * tree-ssa-structalias.c (heapvar_map): New struct.
1360 (heapvar_map_eq): New function.
1361 (heapvar_map_hash): Likewise.
1362 (heapvar_lookup): Adjust.
1363 (heapvar_insert): Likewise.
1364 (make_constraint_from_heapvar): Allow multiple heap variables
1365 per decl at different offsets.
1366 (init_alias_heapvars): Adjust.
1368 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1370 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1371 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1372 trailing sync if TARGET_SYNC_AFTER_SC.
1374 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1376 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1377 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1378 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1379 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1380 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1381 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1382 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1383 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1384 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1385 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1386 the prototype declaration match the definition.
1387 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1388 instructions explicitly. Add barrier_before and operands
1390 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1391 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1392 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1393 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1394 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1395 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1397 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1399 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1401 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1402 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1405 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1408 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1410 PR rtl-optimization/40924
1411 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1412 make sure canon_rtx (mem_address) isn't simpler than
1413 canon_rtx (expanded_mem_address).
1415 2009-08-05 Li Feng <nemokingdom@gmail.com>
1417 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1419 (build_scop_drs): Build alias set for each SCoP.
1421 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1423 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1424 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1425 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1426 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1427 (BASE_DRIVER_SELF_SPECS): Likewise.
1429 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1431 * tree-ssa-alias.c: Fix some comment typos.
1433 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1435 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1436 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1438 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1441 * simplify-rtx.c (simplify_binary_operation_1): Disable
1442 simplifications for decimal float operations.
1444 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1447 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1448 operand of INDIRECT_REF.
1450 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1452 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1453 constants referencing TLS symbols.
1455 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1457 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1458 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1460 2009-08-03 Richard Guenther <rguenther@suse.de>
1462 * tree.c (make_vector_type): Build a main variant first,
1463 get the canonical one and then build the variant.
1464 * tree-ssa.c (useless_type_conversion_p_1): Handle
1466 (useless_type_conversion_p): Conversions to pointers to
1467 incomplete record types are useless.
1469 2009-08-03 Richard Guenther <rguenther@suse.de>
1471 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1472 file will be created.
1473 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1474 * toplev.c (compile_file): Adjust comment.
1476 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1478 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1479 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1480 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1481 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1482 (sh_promote_function_mode): Fix typo.
1484 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1486 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1488 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1490 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1491 declaration arguments.
1493 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1495 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1496 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1497 (ix86_split_ashl): Ditto.
1498 (ix86_expand_vector_init_one_nonzero): Ditto.
1499 (ix86_expand_vector_set): Ditto.
1500 (ix86_expand_reduc_v4sf): Ditto.
1502 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1504 * explow.c (promote_function_mode): Remove assert.
1505 * config/sh/sh.c (sh_promote_function_mode): Declare.
1507 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1509 * config/pa/pa.c (pa_promote_function_mode): Declare.
1510 Change to static. Fix promote_mode call.
1512 * gthr-dce.h (CONST_CAST2): Define if not defined.
1513 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1515 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1517 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1519 * expr.c (store_constructor): Use promote_decl_mode. Remove
1520 now write-only variable unsignedp.
1521 (expand_expr_real_1): Use promote_decl_mode.
1522 * expr.h (promote_function_mode, promote_decl_mode): New.
1523 (promote_mode): Remove last argument.
1524 * function.c (assign_temp): Drop last argument of promote_mode.
1525 (assign_parm_find_data_types): Use promote_function_mode.
1526 (assign_parm_setup_reg): Likewise.
1527 (expand_function_end): Use promote_function_mode.
1528 * calls.c (initialize_argument_information): Use promote_function_mode.
1529 (precompute_arguments): Use promote_mode instead of checking if
1530 only PROMOTE_FUNCTION_MODE is defined.
1531 (expand_call): When making sibcall decisions, use promote_function_mode.
1532 Below, remove an if for targetm.calls.promote_function_return and
1533 and use promote_function_mode.
1534 (emit_library_call_value_1): Use promote_function_mode, fix bug
1535 where promote_mode was passed FOR_CALL == 0 for a return value in an
1537 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1538 * explow.c (promote_function_mode, promote_decl_mode): New.
1539 (promote_mode): Keep only the FOR_CALL == 0 case.
1540 * combine.c (setup_incoming_promotion): Remove test of
1541 promote_function_args. Use promote_function_mode.
1542 * stmt.c (expand_value_return): Use promote_decl_mode.
1543 (expand_decl): Use promote_decl_mode.
1545 * expr.c (store_constructor): Use promote_decl_mode. Remove
1546 now write-only variable unsignedp.
1547 (expand_expr_real_1): Use promote_decl_mode.
1548 * expr.h (promote_function_mode, promote_decl_mode): New.
1549 (promote_mode): Remove last argument.
1550 * function.c (assign_temp): Drop last argument of promote_mode.
1551 (assign_parm_find_data_types): Use promote_function_mode.
1552 (assign_parm_setup_reg): Likewise.
1553 (expand_function_end): Use promote_function_mode.
1554 * calls.c (initialize_argument_information): Use promote_function_mode.
1555 (precompute_arguments): Use promote_mode instead of checking if
1556 only PROMOTE_FUNCTION_MODE is defined.
1557 (expand_call): When making sibcall decisions, use promote_function_mode.
1558 Below, remove an if for targetm.calls.promote_function_return and
1559 and use promote_function_mode.
1560 (emit_library_call_value_1): Use promote_function_mode, fix bug
1561 where promote_mode was passed FOR_CALL == 0 for a return value in an
1563 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1564 * explow.c (promote_function_mode, promote_decl_mode): New.
1565 (promote_mode): Keep only the FOR_CALL == 0 case.
1566 * combine.c (setup_incoming_promotion): Remove test of
1567 promote_function_args. Use promote_function_mode.
1568 * stmt.c (expand_value_return): Use promote_decl_mode.
1569 (expand_decl): Use promote_decl_mode.
1571 * explow.c (promote_function_mode): Just call the target hook.
1572 * targhooks.c (default_promote_function_mode,
1573 default_promote_function_mode_always_promote): New.
1574 * targhooks.h (default_promote_function_mode,
1575 default_promote_function_mode_always_promote): Declare.
1576 * target.h (promote_function_args, promote_function_return): Remove.
1577 (promote_function_mode): New.
1578 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1579 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1580 (TARGET_PROMOTE_FUNCTION_MODE): New.
1581 (TARGET_CALLS): Adjust.
1582 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1583 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1585 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1586 * config/s390/s390.c (s390_promote_function_mode): ... here,
1587 with pointer handling.
1588 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1589 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1591 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1592 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1593 with pointer handling.
1594 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1595 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1597 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1598 * config/sh/sh.c (sh_promote_function_mode): New.
1599 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1600 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1602 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1603 * config/cris/cris.c (cris_promote_function_mode): ... here.
1604 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1605 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1607 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1608 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1609 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1610 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1612 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1613 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1614 complex type handling.
1615 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1616 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1618 * config/pa/pa.c (pa_promote_function_mode): New.
1619 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1620 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1622 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1623 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1624 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1625 * config/xtensa/xtensa.c: Likewise.
1626 * config/stormy16/stormy16.c: Likewise.
1627 * config/iq2000/iq2000.c: Likewise.
1628 * config/rs6000/rs6000.c: Likewise.
1629 * config/picochip/picochip.c: Likewise.
1630 * config/arc/arc.c: Likewise.
1631 * config/mcore/mcore.c: Likewise.
1632 * config/score/score.c: Likewise.
1633 * config/mips/mips.c: Likewise.
1634 * config/bfin/bfin.c: Likewise.
1635 * config/ia64/ia64.c: Likewise (disabled though).
1637 * config/frv/frv.h: Remove pointless remark.
1639 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1640 TARGET_PROMOTE_FUNCTION_ARGS,
1641 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1642 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1644 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1646 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1647 -floop-parallelize-all.
1648 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1649 flag_loop_parallelize_all.
1650 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1651 * graphite.c (graphite_transform_loops): Same.
1653 * graphite-poly.c (apply_poly_transforms): Same.
1655 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1657 PR tree-optimization/40914
1658 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1659 if set, then check the delta field of the PMF record.
1660 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1661 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1662 call is stored in the delta.
1664 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1666 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1668 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1670 * config/i386/bsd.h (ASM_BYTE): New define.
1671 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1672 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1673 .byte. Use fputs or putc instead of fprintf where appropriate.
1674 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1675 fputs or putc instead of fprintf where appropriate.
1676 * config/i386/i386elf.h: Ditto.
1677 * config/i386/sysv4.h: Ditto.
1679 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1680 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1681 (*tls_global_dynamic_64): Ditto.
1683 2009-07-31 Christian Bruel <christian.bruel@st.com>
1685 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1687 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1689 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1690 Remove dead code for MINUS.
1692 2009-07-31 Anthony Green <green@moxielogic.com>
1694 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1696 (moxie_expand_epilogue): Ditto for epilogue.
1697 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1699 (moxie_function_arg): Ditto.
1700 (moxie_pass_by_reference): Ditto.
1701 (moxie_arg_partial_bytes): Ditto.
1702 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1703 (FUNCTION_ARG_ADVANCE) Ditto.
1704 (REG_PARM_STACK_SPACE) Ditto.
1705 (FUNCTION_ARG_REGNO_P) Dito.
1707 * config.gcc: Add moxie linux config support.
1708 * gcc/config/moxie/uclinux.h: New file.
1710 2009-07-31 DJ Delorie <dj@redhat.com>
1712 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1713 (UNSPECV_SP_SWITCH_E): New.
1714 (sp_switch_1): Change to an unspec.
1715 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1717 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1718 reference the new stack's address
1720 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1722 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1723 graphite-clast-to-gimple.o, graphite-dependences.o,
1724 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1725 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1726 (graphite-blocking.o,
1727 graphite-clast-to-gimple.o, graphite-dependences.o,
1728 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1729 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1730 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1731 * cfgloop.h (struct loop): Add can_be_parallel field.
1732 * common.opt (fgraphite-identity): Moved up.
1733 (fgraphite-force-parallel): New flag.
1734 * graphite.c: Rewrite.
1735 * graphite.h: Rewrite.
1736 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1738 * toplev.c (graphite_out_file): New file descriptor.
1739 (graphite_in_file): New.
1740 (process_options): flag_graphite_force_parallel cannot be used without
1742 * tree-ssa-loop.c: Include toplev.h.
1743 (gate_graphite_transforms): Enable flag_graphite for
1744 flag_graphite_force_parallel.
1746 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1748 * ChangeLog.graphite: New.
1749 * graphite-blocking.c: New.
1750 * graphite-clast-to-gimple.c: New.
1751 * graphite-clast-to-gimple.h: New.
1752 * graphite-dependences.c: New.
1753 * graphite-dependences.h: New.
1754 * graphite-interchange.c: New.
1755 * graphite-poly.c: New.
1756 * graphite-poly.h: New.
1757 * graphite-ppl.c: New.
1758 * graphite-ppl.h: New.
1759 * graphite-scop-detection.c: New.
1760 * graphite-scop-detection.h: New.
1761 * graphite-sese-to-poly.c: New.
1762 * graphite-sese-to-poly.h: New.
1766 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1768 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1769 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1771 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1773 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1774 (scev_is_linear_expression): Return false if the evolution is not
1775 affine multivariate.
1777 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1779 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1780 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1782 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1784 * tree-data-ref.c (debug_data_references): New.
1785 (debug_data_reference): New.
1786 * tree-data-ref.h (debug_data_references): Declared.
1787 (debug_data_reference): Declared.
1789 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1791 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1792 * tree-data-ref.h (scop_p): Removed.
1793 (struct data_reference): Remove field scop.
1795 (stmt_simple_memref_p): Removed.
1797 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1799 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1800 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1803 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1805 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1807 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1809 * doc/invoke.texi (-fgraphite-identity): Documented.
1811 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1813 * tree-scalar-evolution.c: Fix comment.
1814 (instantiate_scev_1): Return unknow from scev instantiation if the
1815 result is not above instantiate_below.
1817 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1819 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1820 static anymore. Instantiate the symbols that may have been introduced
1822 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1825 2009-07-30 DJ Delorie <dj@redhat.com>
1827 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1828 .vliw directive to VLIW sections.
1830 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1832 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1834 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1835 (AUTOHEADER): New variable.
1836 ($(srcdir)/cstamp-h.in): Use it.
1838 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1839 Pat Haugen <pthaugen@us.ibm.com>
1840 Revital Eres <ERES@il.ibm.com>
1842 * config/rs6000/vector.md (VEC_F): Add VSX support.
1846 (vector_load_<mode>): Ditto.
1847 (vector_store_<mode>): Ditto.
1848 (vector GPR move split): Ditto.
1849 (vec_reload_and_plus_<mptrsize>): Ditto.
1850 (vec_reload_and_reg_<mptrsize>): Ditto.
1851 (add<mode>3): Ditto.
1852 (sub<mode>3): Ditto.
1853 (mul<mode>3): Ditto.
1854 (neg<mode>2): Ditto.
1855 (abs<mode>2): Ditto.
1856 (smin<mode>3): Ditto.
1857 (smax<mode>3): Ditto.
1858 (vector_eq<mode>): Ditto.
1859 (vector_gt<mode>): Ditto.
1860 (vector_ge<mode>): Ditto.
1861 (vector_gtu<mode>): Ditto.
1862 (vector_select_<mode>_uns): Ditto.
1863 (vector_eq_<mode>_p): Ditto.
1864 (vector_gt_<mode>_p): Ditto.
1865 (vector_ge_<mode>_p): Ditto.
1866 (vector_gtu_<mode>_p): Ditto.
1867 (cr6_test_for_zero): Ditto.
1868 (cr6_test_for_zero_reverse): Ditto.
1869 (cr6_test_for_lt): Ditto.
1870 (cr6_test_for_lt_reverse): Ditto.
1871 (xor<mode>3): Ditto.
1872 (ior<mode>3): Ditto.
1873 (and<mode>3): Ditto.
1874 (one_cmpl<mode>2): Ditto.
1875 (nor<mode>2): Ditto.
1876 (andc<mode>2): Ditto.
1877 (float<VEC_int<mode>2): Ditto.
1878 (unsigned_float<VEC_int><mode>2): Ditto.
1879 (fix_trunc<mode><VEC_int>2): Ditto.
1880 (fixuns_trunc<mode><VEC_int>2): Ditto.
1882 (vec_set<mode>): Ditto.
1883 (vec_extract<mode>): Ditto.
1884 (vec_interleave_highv4sf): Ditto.
1885 (vec_interleave_lowv4sf): Ditto.
1886 (vec_realign_load_<mode>): Ditto.
1887 (vec_shl_<mode>): Ditto.
1888 (vec_shr_<mode>): Ditto.
1889 (div<mode>3): New patterns for VSX.
1890 (vec_interleave_highv2df): Ditto.
1891 (vec_interleave_lowv2df): Ditto.
1892 (vec_pack_trunc_v2df): Ditto.
1893 (vec_pack_sfix_trunc_v2df): Ditto.
1894 (vec_pack_ufix_trunc_v2df): Ditto.
1895 (vec_unpacks_hi_v4sf): Ditto.
1896 (vec_unpacks_lo_v4sf): Ditto.
1897 (vec_unpacks_float_hi_v4si): Ditto.
1898 (vec_unpacks_float_lo_v4si): Ditto.
1899 (vec_unpacku_float_hi_v4si): Ditto.
1900 (vec_unpacku_float_lo_v4si): Ditto.
1901 (movmisalign<mode>): Ditto.
1902 (vector_ceil<mode>2): New patterns for vectorizing math library.
1903 (vector_floor<mode>2): Ditto.
1904 (vector_btrunc<mode>2): Ditto.
1905 (vector_copysign<mode>3): Ditto.
1907 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1908 predicate for setting the high bit in each word, used for copysign.
1910 * config/rs6000/ppc-asm.h (f19): Whitespace.
1911 (f32-f63): Define if VSX.
1912 (v0-v31): Define if Altivec.
1913 (vs0-vs63): Define if VSX.
1915 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1917 * config/rs6000/power7.md: New file, provide tuning parameters for
1920 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1921 (rs6000_cpu_cpp_builtins): Ditto.
1922 (altivec_overloaded_builtins): Ditto.
1923 (altivec_resolve_overloaded_builtin): Ditto.
1925 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1926 debug switch to disable vectorizing simple math builtin
1929 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1930 Vectorize simple math builtin functions.
1931 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1932 hook to vectorize math builtins.
1933 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1934 (rs6000_builtin_conversion): Add VSX/power7 support.
1935 (rs6000_builtin_vec_perm): Ditto.
1936 (vsplits_constant): Add support for loading up a vector constant
1937 with just the high bit set in each part.
1938 (rs6000_expand_vector_init): Add VSX/power7 support.
1939 (rs6000_expand_vector_set): Ditto.
1940 (rs6000_expand_vector_extract): Ditto.
1941 (rs6000_emit_move): Ditto.
1942 (bdesc_3arg): Ditto.
1943 (bdesc_2arg): Ditto.
1944 (bdesc_1arg): Ditto.
1945 (rs6000_expand_ternop_builtin): Ditto.
1946 (altivec_expand_builtin): Ditto.
1947 (rs6000_expand_unop_builtin): Ditto.
1948 (rs6000_init_builtins): Ditto.
1949 (altivec_init_builtins): Ditto.
1950 (builtin_function_type): Ditto.
1951 (rs6000_common_init_builtins): Ditto.
1952 (rs6000_handle_altivec_attribute); Ditto.
1953 (rs6000_mangle_type): Ditto.
1954 (rs6000_vector_mode_supported_p): Ditto.
1955 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1958 * config/rs6000/vsx.md: New file for VSX support.
1960 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1961 identifing values with just the most significant bit set.
1962 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1963 vectorized builtins.
1965 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1966 (UNSPEC_VRFIM): Delete.
1967 (splitter for loading up vector with most significant bit): New
1968 splitter for vectorizing copysign.
1969 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1970 vectorizing simple math functions.
1971 (altivec_vrfip): Add support for vectorizing simple math functions.
1972 (altivec_vrfim): Ditto.
1973 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1975 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1976 (power7.md, vsx.md): Include for power7 support.
1977 (copysigndf3): Use VSX instructions if -mvsx.
1978 (negdf2_fpr): Ditto.
1979 (absdf2_fpr): Ditto.
1980 (nabsdf2_fpr): Ditto.
1981 (adddf3_fpr): Ditto.
1982 (subdf3_fpr): Ditto.
1983 (muldf3_fpr): Ditto.
1984 (divdf3_fpr): Ditto.
1985 (fix_truncdfdi2_fpr): Ditto.
1986 (cmpdf_internal1): Ditto.
1987 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1988 (btruncdf2, btruncdf2_fpr): Ditto.
1989 (ceildf2, ceildf2_fpr): Ditto.
1990 (floordf2, floordf2_fpr): Ditto.
1991 (floatdidf2, floatdidf2_fpr): Ditto.
1992 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1993 (fmsubdf4_fpr): Ditto.
1994 (fnmadddf4_fpr_1): Ditto.
1995 (fnmadddf4_fpr_2): Ditto.
1996 (fnmsubdf4_fpr_1): Ditto.
1997 (fnmsubdf4_fpr_2): Ditto.
1998 (fixuns_truncdfdi2): Add expander for VSX support.
1999 (fix_truncdfdi2): Ditto.
2000 (fix_truncdfsi2): Ditto.
2002 (btruncsf2): Whitespace.
2003 (movdf_hardfloat32): Add support for VSX registers.
2004 (movdf_softfloat32): Ditto.
2005 (movdf_hardfloat64): Ditto.
2006 (movdf_hardfloat64_mfpgpr): Ditto.
2007 (movdf_softfloat64): Ditto.
2008 (movti splitters): Add check for vector registers supporting
2009 TImode in the future.
2010 (bpermd): Add power7 bpermd instruction.
2012 * config/rs6000/altivec.h (vec_div): Define if VSX.
2016 (vec_nearbyint): Ditto.
2019 (all predicates): Use the generic builtin function, and not the V4SF
2020 specific function so that the predicates will work with VSX's V2DF.
2024 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2025 Document new VSX functions and types.
2027 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2030 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2031 "wa", and "j" constraints. Modify "v" to talk about Altivec
2032 instead of just vector.
2034 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2037 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2038 location for phi arguments.
2039 (rewrite_update_phi_arguments): Find locations for reaching defs.
2040 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2041 Add location to add_phi_arg calls.
2042 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2043 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2044 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2045 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2046 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2047 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2048 * tree-phinodes.c (make_phi_node): Initialize location.
2049 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2050 (add_phi_arg): Add location parameter.
2051 (remove_phi_arg_num): Move location when moving phi argument.
2052 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2054 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2055 slpeel_update_phi_nodes_for_guard1,
2056 slpeel_update_phi_nodes_for_guard2,
2057 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2058 vect_loop_versioning): Set locations.
2059 * tree-parloops.c (create_phi_for_local_result,
2060 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2061 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2062 * tree-vect-loop.c (get_initial_def_for_induction,
2063 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2065 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2066 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2067 (gimple_phi_arg_set_location): New. Set locus.
2068 (gimple_phi_arg_has_location): New. Check for locus.
2069 (redirect_edge_var_map_location): New. Return locus from var_map.
2070 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2071 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2072 combining PHI arguments.
2073 (cond_store_replacement): Set location.
2074 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2075 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2076 scop_add_exit_phis_edge): Add locations.
2077 * tree-cfgcleanup.c (remove_forwarder_block,
2078 remove_forwarder_block_with_phi): Add locations.
2079 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2080 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2082 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2083 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2084 flush_pending_stmts): Add source location.
2085 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2086 stack to preserve locations.
2087 * tree-vect-stmts.c (vectorizable_load): Add location.
2088 * tree-inline.c (copy_phis_for_bb): Copy locus.
2089 (setup_one_parameter): Add call locus to inlined parameter stmts.
2090 (initialize_inlined_parameters): Pass in call location as parameter
2092 (tree_function_versioning): Pass location to setup_one_parameter.
2093 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2094 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2095 copy and edge lists.
2096 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2097 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2098 locus parameter and override the stmt default if provided.
2099 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2100 elim_graph_add_edge, elim_graph_remove_succ_edge,
2101 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2102 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2103 eliminate_phi): Add locus info in elimination graph for each edge and
2105 (insert_backedge_copies): Copy locus if present.
2106 * tree-flow.h (struct _edge_var_map): Add locus field.
2107 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2108 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2109 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2111 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2113 2009-07-30 Martin Jambor <mjambor@suse.cz>
2115 PR tree-optimization/40570
2116 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2119 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2121 * ssa-loop-manip.c: Include langhooks.h.
2122 (rewrite_phi_with_iv): New.
2123 (rewrite_all_phi_nodes_with_iv): New.
2124 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2125 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2126 * tree-parloops.c (loop_parallel_p): Move out all conditions
2127 except dependency check.
2128 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2129 (gen_parallel_loop): Call canonicalize_loop_ivs without
2130 reduction_list argument.
2131 (build_new_reduction): New.
2132 (gather_scalar_reductions): New.
2133 (try_get_loop_niter): New.
2134 (try_create_reduction_list): New.
2135 (parallleize_loops): Change the parallel conditions check.
2136 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2137 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2139 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2141 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2143 * doc/options.texi (Option properties): Mention new quoting syntax.
2145 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2147 * config/alpha/alpha.c (alpha_start_function):
2148 Handle VMS_DEBUG_MAIN_POINTER
2149 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2150 * doc/invoke.texi: Document -mdebug-main switch.
2152 2009-07-29 Richard Henderson <rth@redhat.com>
2154 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2155 (cgraph_create_edge_including_clones): Likewise.
2156 * tree-inline.c (copy_bb): Operate on the correct edges
2157 when updating the callgraph.
2159 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2161 * config/alpha/vms-cc.c: Deleted.
2162 * config/alpha/vms-ld.c: Deleted.
2163 * config/alpha/t-vms64: Moved to config/vms
2164 * config/alpha/vms-crt0-64.c: Moved to config/vms
2165 * config/alpha/vms-crt0.c: Moved to config/vms
2166 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2167 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2168 * config/alpha/xm-vms.h: Moved to config/vms
2169 * config/alpha/x-vms: Moved to config/vms
2170 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2172 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2173 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2175 * config/vms/t-vms64: Moved here from config/alpha
2176 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2177 (argc,argv,envp): Enforce 32bit malloc'ing.
2178 * config/vms/vms-psxcrt0-64.c: Likewise.
2179 * config/vms/vms-crt0.c: Moved here from config/alpha.
2180 * config/vms/vms-psxcrt0.c: Likewise.
2181 * config/vms/vms-crtl-64.h: New file.
2182 * config/vms/vms-crtl.h: New file.
2183 * config/vms/vms.opt: New file.
2184 * config/vms/xm-vms64.h: New file.
2185 * config/vms/xm-vms.h: Moved here from config/alpha.
2186 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2188 * config/vms/x-vms: Moved here from config/alpha.
2189 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2190 (vms-ld.o, vms-cc.o): Removed.
2191 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2193 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2195 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2196 correct stack (obvious VMS fix).
2198 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2200 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2201 date, version info if VMS_DEBUGGING_INFO defined.
2202 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2203 size, date calculating code moved here.
2205 2009-07-29 Paul Brook <paul@codesourcery.com>
2207 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2210 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2213 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2214 to DImode when generating insq_le insn.
2216 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2218 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2219 New macro set for VMS_DEBUGGGING_INFO.
2220 (AT_string_form): Use it.
2222 2009-07-28 DJ Delorie <dj@redhat.com>
2224 * config/mep/mep.c (vtext_section): New.
2225 (vftext_section): New.
2226 (ftext_section): New.
2227 (mep_select_section): Add support for functions.
2228 (mep_unique_section): Likewise.
2229 (mep_asm_init_sections): Likewise.
2230 (mep_encode_section_info): Remove it from here.
2232 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2234 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2236 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2237 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2239 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2241 * dwarf2out.c (output_file_names): Test new macro
2242 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2243 (add_comp_dir_attribute): Likewise.
2245 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2247 * config/i386/mingw-w64.h (LINK_SPEC): Add
2248 separating space between commands.
2250 2009-07-28 Jan Hubicka <jh@suse.cz>
2252 PR tree-optimization/40759
2253 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2256 2009-07-27 DJ Delorie <dj@redhat.com>
2258 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2259 types are dword-aligned.
2260 (mep_expand_va_start): Likewise.
2262 2009-07-27 Olivier Hainque <hainque@adacore.com>
2263 Douglas B Rupp <rupp@gnat.com>
2265 * convert.c (convert_to_pointer): Don't assume the target
2266 pointer type is POINTER_SIZE long. Fetch its precision instead.
2268 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2270 * system.h (fopen): Undefine if macro.
2272 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2274 * dwarf2out.c (output_cfi_p): Removed.
2275 (output_cfis): New function.
2276 (output_fde): New function, split from output_call_frame_info.
2277 (output_call_frame_info): Use it.
2278 (dwarf2out_switch_text_section): Use output_cfis.
2280 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2282 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2283 TARGET_BI_ARCH is specified without enabling SJLJ.
2284 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2285 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2287 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2289 * arm.md (negdi2): Use DImode if forcing a value into a register.
2291 2009-07-26 Ira Rosen <irar@il.ibm.com>
2293 PR tree-optimization/40801
2294 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2295 of vector operand from the previous copy of vector statement.
2296 Pass the correct definition type value to
2297 vect_get_vec_def_for_stmt_copy().
2299 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2301 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2302 const char ** conversion.
2304 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2306 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2307 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2308 (gcc_unreachable): Invoke __builtin_unreachable() if
2309 !ENABLE_ASSERT_CHECKING.
2311 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2313 PR rtl-optimization/40445
2314 * emit-rtl.c (next_nonnote_insn_bb): New function.
2315 * rtl.h (next_nonnote_insn_bb): Declare new function.
2316 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2317 with no successors that is the successor of the ENTRY_BLOCK.
2318 Continue from the top after removing an empty fallthrough block.
2319 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2320 of next_nonnote_insn.
2322 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2324 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2326 2009-07-25 Martin Jambor <mjambor@suse.cz>
2328 * c-common.c (c_common_attribute_table): New element for noclone.
2329 (handle_noclone_attribute): New function. Forward-declare.
2330 * tree-inline.c (tree_versionable_function_p): Check for noclone
2332 * doc/extend.texi (Labels as Values): Document need for noclone.
2333 (Function Attributes): Document noclone attribute.
2335 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2337 PR rtl-optimization/34999
2338 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2339 and dw_fde_switched_cold_to_hot fields.
2340 (output_cfi_p): New function.
2341 (output_call_frame_info): If fde->dw_fde_switched_sections,
2342 output 2 FDEs instead of one with corrupted header.
2343 (dwarf2out_do_cfi_startproc): New function.
2344 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2345 and fde->dw_fde_switched_cold_to_hot.
2346 (dwarf2out_switch_text_section): Compute
2347 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2348 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2349 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2350 Otherwise, compute fde->dw_fde_switch_cfi.
2352 2009-07-24 Cary Coutant <ccoutant@google.com>
2354 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2356 2009-07-24 Cary Coutant <ccoutant@google.com>
2358 * cfghooks.c (split_block): Copy discriminator to new block.
2359 * tree-cfg.c (assign_discriminator): Check location of last
2360 instruction in block as well as first.
2362 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2364 * config/i386/linux.c: Use fputs or putc instead of fprintf
2366 * config/i386/gas.h: Ditto.
2367 * config/i386/x86-64.h: Ditto.
2368 * config/i386/att.h: Ditto.
2370 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2372 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2375 2009-07-24 Martin Jambor <mjambor@suse.cz>
2377 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2378 (ipa_push_func_to_list_1): Declare.
2379 (ipa_push_func_to_list): New function.
2381 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2382 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2383 (ipa_push_func_to_list): Removed.
2384 (ipa_pop_func_from_list): Clear node_enqueued flag.
2386 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2388 * config/s390/s390.c (override_options): Default
2389 max-unrolled-insns to 100 for z10 tuning.
2391 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2393 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2394 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2395 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2396 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2397 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2398 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2399 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2401 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2403 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2404 use default set in mingw32.h header.
2405 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2406 64-bit /mingw/include path.
2407 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2410 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2412 PR rtl-optimization/40209
2413 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2415 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2417 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2418 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2419 with the rest of string where appropriate. Use fputs or putc
2420 instead of fprintf where appropriate.
2422 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2423 Pat Haugen <pthaugen@us.ibm.com>
2424 Revital Eres <ERES@il.ibm.com>
2426 * config/rs6000/vector.md: New file. Move most of the vector
2427 expander support here from altivec.md to allow for the VSX vector
2428 unit in the future. Add support for secondary_reload patterns.
2429 Rewrite the patterns for vector comparison, and vector comparison
2430 predicate instructions so that the RTL expresses the desired
2431 behavior, instead of using unspec.
2433 * config/rs6000/constraints.md ("f" constraint): Use
2434 rs6000_constraints to hold the precalculated register class.
2435 ("d" constraint): Ditto.
2436 ("wd" constraint): New constraint for VSX.
2437 ("wf" constraint): Ditto.
2438 ("ws" constraint): Ditto.
2439 ("wa" constraint): Ditto.
2440 ("wZ" constraint): Ditto.
2441 ("j" constraint): Ditto.
2443 * config/rs6000/predicates.md (vsx_register_operand): New
2445 (vfloat_operand): New predicate for vector.md.
2446 (vint_operand): Ditto.
2447 (vlogical_operand): Ditto.
2448 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2449 (easy_vector_constant): Add VSX support.
2450 (altivec_indexed_or_indirect_operand): New predicate for
2451 recognizing Altivec style memory references with AND -16.
2453 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2454 for vector secondary reload support.
2455 (rs6000_vector_reg_class): Delete, replacing it with
2457 (rs6000_vsx_reg_class): Ditto.
2458 (rs6000_constraints): New array to hold the register classes of
2459 each of the register constraints that can vary at runtime.
2460 (builtin_mode_to_type): New static array for builtin function type
2462 (builtin_hash_table): New static hash table for builtin function
2464 (TARGET_SECONDARY_RELOAD): Define target hook.
2465 (TARGET_IRA_COVER_CLASSES): Ditto.
2466 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2467 registers are 128 bits if VSX memory reference instructions are used.
2468 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2470 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2471 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2472 Print several of the scheduling related parameters.
2473 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2474 rs6000_constraints instead of rs6000_vector_reg_class. Move
2475 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2476 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2477 Altivec. Add VSX support. Setup for secondary reload support on
2478 Altivec/VSX registers.
2479 (rs6000_override_options): Make power7 set the scheduling groups
2480 like the power5. Add support for new debug switches to override
2481 the scheduling defaults. Temporarily disable -mcpu=power7 from
2482 setting -mvsx. Add support for debug switches -malways-hint,
2483 -msched-groups, and -malign-branch-targets.
2484 (rs6000_buitlin_conversion): Add support for returning unsigned
2485 vector conversion functions to fix regressions due to stricter
2487 (rs6000_builtin_mul_widen_even): Ditto.
2488 (rs6000_builtin_mul_widen_odd): Ditto.
2489 (rs6000_builtin_vec_perm): Ditto.
2490 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2491 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2493 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2495 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2496 VSX types for bit operations. Changes to accomidate vector.md.
2497 (bdesc_2arg): Ditto.
2498 (bdesc_1arg): Ditto.
2499 (struct builtin_description_predicates): Rewrite predicate
2500 handling so that RTL describes the operation, instead of passing
2501 the instruction to be used as a string argument.
2502 (bdesc_altivec_preds): Ditto.
2503 (altivec_expand_predicate_builtin): Ditto.
2504 (altivec_expand_builtin): Ditto.
2505 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2506 statement for vsldoi support.
2507 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2508 (altivec_expand_st_builtin): Ditto.
2509 (paired_expand_builtin): Whitespace changes.
2510 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2511 builtin_mode_to_type table for secondary reload. Call
2512 builtin_function_type to build random builtin functions.
2513 (altivec_init_builtins): Change to use builtin_function_type to
2514 create builtin function types dynamically as we need them.
2515 (builtin_hash_function): New support for hashing the tree types
2516 for builtin function as we need it, rather than trying to build
2517 all of the trees that we need. Add initial preliminary VSX support.
2518 (builtin_function_type): Ditto.
2519 (builtin_function_eq): Ditto.
2520 (builtin_hash_struct): Ditto.
2521 (rs6000_init_builtins): Ditto.
2522 (rs6000_common_init_builtins): Ditto.
2523 (altivec_init_builtins): Ditto.
2524 (rs6000_common_init_builtins): Ditto.
2525 (enum reload_reg_type): New enum for simplifing reg classes.
2526 (rs6000_reload_register_type): Simplify register classes into GPR,
2527 Vector, and other registers. Altivec and VSX addresses in reload.
2528 (rs6000_secondary_reload_inner): Ditto.
2529 (rs6000_ira_cover_classes): New target hook, that returns the
2530 appropriate cover classes, based on -mvsx being used or not.
2531 (rs6000_secondary_reload_class): Add VSX support.
2532 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2533 (get_vsel_insn): Ditto.
2534 (rs6000_emit_vector_compare): Rewrite vector conditional support
2535 so that where we can, we use RTL operators, instead of blindly use
2537 (rs6000_emit_vector_select): Ditto.
2538 (rs6000_emit_vector_cond_expr): Ditto.
2539 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2540 (create_TOC_reference): Add -mdebug=addr support.
2541 (emit_frame_save): VSX loads/stores need register indexed addressing.
2543 * config/rs6000/rs6000.md: Include vector.md.
2545 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2547 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2548 support for V2DI, V2DF in logical, permute, select operations.
2550 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2551 switch for vsx/power7.
2552 (-mvsx-scalar-memory): Ditto.
2553 (-mvsx-align-128): Ditto.
2554 (-mallow-movmisalign): Ditto.
2555 (-mallow-df-permute): Ditto.
2556 (-msched-groups): Ditto.
2557 (-malways-hint): Ditto.
2558 (-malign-branch-targets): Ditto.
2560 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2562 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2563 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2564 (rs6000_vector_reg_class): Delete.
2565 (rs6000_vsx_reg_class): Ditto.
2566 (enum rs6000_reg_class_enum): New enum for the constraints that
2567 vary based on target switches.
2568 (rs6000_constraints): New array to hold the register class for all
2569 of the register constraints that vary based on the switches used.
2570 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2571 (enum rs6000_builtins): Add unsigned varients for the builtin
2572 declarations returned by target hooks for expanding multiplies,
2573 select, and permute operations. Add VSX builtins.
2574 (enum rs6000_builtin_type_index): Add entries for VSX.
2575 (V2DI_type_node): Ditto.
2576 (V2DF_type_node): Ditto.
2577 (unsigned_V2DI_type_node): Ditto.
2578 (bool_long_type_node): Ditto.
2579 (intDI_type_internal_node): Ditto.
2580 (uintDI_type_internal_node): Ditto.
2581 (double_type_internal_node): Ditto.
2583 * config/rs6000/altivec.md (whole file): Move all expanders to
2584 vector.md from altivec.md. Rename insn matching functions to be
2586 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2587 (altivec_vcmp*): Ditto.
2588 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2589 (VM): New iterator for moves that includes the VSX types.
2590 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2591 (altivec_vperm_<mode>_uns): New, for unsigned types.
2592 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2593 (altivec_eq<mode>): Ditto.
2594 (altivec_gt<mode>): Ditto.
2595 (altivec_gtu<mode>): Ditto.
2596 (altivec_eqv4sf): Ditto.
2597 (altivec_gev4sf): Ditto.
2598 (altivec_gtv4sf): Ditto.
2599 (altivec_vcmpbfp_p): Ditto.
2601 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2603 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2606 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2609 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2610 ASM_SHORT instead of .word.
2611 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2612 instead of .word in asm template.
2614 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2617 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2618 (process_bb_node_lives): Use it.
2620 * ira.c (setup_cover_and_important_classes): Don't setup
2621 ira_important_class_nums. Add cover classes to the end of
2623 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2625 (find_reg_class_closure): Use reorder_important_classes.
2627 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2629 * config/i386/i386.c (i386_ira_cover_classes): New function.
2630 (TARGET_IRA_COVER_CLASSES): Redefine.
2632 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2633 importance of order of cover classes in the array.
2635 2009-07-22 Diego Novillo <dnovillo@google.com>
2637 * tree-pass.h (TDF_EH): Define.
2638 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2639 contains TDF_EH, print the EH region number holding GS.
2640 * tree-dump.c (dump_options): Add "eh".
2641 * doc/invoke.texi: Document it.
2643 2009-07-22 Doug Kwan <dougkwan@google.com>
2645 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2647 2009-07-22 Michael Matz <matz@suse.de>
2649 PR tree-optimization/35229
2650 PR tree-optimization/39300
2652 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2653 (inhibit_phi_insertion): New function.
2654 (insert_into_preds_of_block): Call it for REFERENCEs.
2655 (init_pre): Initialize and finalize scalar evolutions.
2656 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2658 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2660 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2661 Use CONST_VECTOR_NUNITS to determine number of elements.
2663 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2665 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2666 (U, W): Constraints are now deprecated and will be removed if we
2668 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2670 ("prefetch"): Add the stcmh instruction for prefetching.
2671 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2673 (s390_short_displacement): Return always true if compiling for
2674 machines not providing the long displacement facility.
2675 (s390_mem_constraint): Support the new constraint letter Z.
2676 (s390_check_qrst_address): New function.
2678 2009-07-21 DJ Delorie <dj@redhat.com>
2680 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2683 2009-07-21 Jason Merrill <jason@redhat.com>
2685 * c-common.c (max_tinst_depth): Increase default to 1024.
2687 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2690 (vec_unpacku_float_lo_v4si): Ditto.
2692 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2695 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2696 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2697 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2698 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2700 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2702 PR tree-optimization/40813
2703 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2706 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2708 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2709 with a NOP_EXPR if needed.
2711 2009-07-21 Paul Brook <paul@codesourcery.com>
2713 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2714 Terminate debug dump with newline.
2716 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2718 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2719 Cast "1" to unsigned HOST_WIDE_INT.
2720 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2721 deposit length to the maximum length - lsb. Extend length if
2722 HOST_BITS_PER_WIDE_INT is 32.
2724 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2726 * cgraph.h (constant_pool_htab): New function.
2727 (constant_descriptor_tree): Move from varasm.c.
2728 * varasm.c (constant_pool_htab): New function.
2729 (constant_descriptor_tree): Move to cgraph.h.
2731 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2733 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2735 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2737 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2740 2009-07-20 Xinliang David Li <davidxl@google.com>
2742 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2744 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2746 * config/mips/mips.md (move_type): Add arith.
2747 (type): Handle arith.
2748 (zero_extendsidi2): Rename this into ...
2749 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2750 (zero_extendsidi2): New expander.
2751 (*zero_extendsidi2_dext): New pattern.
2753 2009-07-20 Nick Clifton <nickc@redhat.com>
2755 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2756 to set MIPS_ABI_DEFAULT.
2757 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2759 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2761 * tree-object-size.c (addr_object_size): Handle unions with
2762 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2764 PR tree-optimization/40792
2765 * tree.c (build_function_type_skip_args): Remove bogus assert.
2767 2009-07-20 Jan Hubicka <jh@suse.cz>
2768 Martin Jambor <mjambor@suse.cz>
2770 * cgraph.h (combined_args_to_skip): New field.
2771 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2772 combined_args_to_skip and args_to_skip.
2773 * tree-inline.c (update_clone_info): New function.
2774 (tree_function_versioning): Call update_clone_info.
2775 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2777 (cgraph_materialize_all_clones): More extensive dumping, working
2778 with combined_args_to_skip rather than args_to_skip.
2780 2009-07-20 Ira Rosen <irar@il.ibm.com>
2782 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2783 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2784 (get_initial_def_for_reduction): Likewise.
2785 (vectorizable_reduction): Skip the check of first operand in case
2786 of COND_EXPR. Add check that it is outer loop vectorization if
2787 nested cycle was detected. Call vectorizable_condition() for
2788 COND_EXPR. If reduction epilogue cannot be created do not fail for
2789 nested cycles (if it is not double reduction). Assert that there
2790 is only one type in the loop in case of COND_EXPR. Call
2791 vectorizable_condition() to vectorize COND_EXPR.
2792 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2793 Add parameters. Allow nested cycles if called from
2794 vectorizable_reduction(). Use reduction vector variable if provided.
2795 (vect_analyze_stmt): Call vectorizable_reduction() before
2796 vectorizable_condition().
2797 (vect_transform_stmt): Update call to vectorizable_condition().
2799 2009-07-20 Christian Bruel <christian.bruel@st.com>
2801 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2802 * doc/invoke.texi (-mfmovd): Likewise.
2803 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2805 2009-07-20 Jan Hubicka <jh@suse.cz>
2807 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2808 when handling SSA name.
2810 2009-07-19 Jan Hubicka <jh@suse.cz>
2812 PR tree-optimization/40676
2813 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2814 virtual PHIs in empty BBs.
2816 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2818 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2819 re-expanded the compound use gen_lowpart instead to convert to the
2822 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2824 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2825 OUTER_CONST arguments.
2826 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2827 the new wider mode will be masked off.
2828 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2830 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2832 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2833 high-order bits are zero.
2835 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2837 * combine.c (simplify_shift_const_1): Split code to determine
2839 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2840 new bits shifted in are identical to the old sign bit.
2842 2009-07-18 Richard Guenther <rguenther@suse.de>
2845 * gimplify.c (gimplify_call_expr): Reject code using results from
2846 functions returning void.
2848 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2850 * doc/md.texi: Document the new PowerPC "es" constraint.
2851 Document that "m" can include automodified addresses on this target,
2852 and explain how %U must be used. Extend the "Q" and "Z" documentation
2853 to suggest "es" as well as "m".
2854 * config/rs6000/constraints.md (es): New memory constraint.
2855 (Q, Z): Update strings to match new documentation.
2857 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2859 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2860 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2861 * config/rs6000/predicates.md (volatile_mem_operand): Use
2862 offsettable_nonstrict_memref_p.
2863 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2864 (*floatunssidf2_internal): Likewise.
2865 (*fix_truncdfsi2_internal): Likewise.
2866 (*fix_trunctfsi2_internal): Likewise.
2868 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2870 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2872 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2874 2009-07-17 Richard Guenther <rguenther@suse.de>
2877 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2878 (pass_warn_unused_result): Likewise.
2879 (TODO_set_props): Remove.
2880 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2882 (pass_diagnose_omp_blocks): Define.
2883 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2884 (c_gimple_diagnostics_recursively): Remove.
2885 (finish_function): Do not call it.
2886 (c_write_global_declarations): Continue after errors.
2887 Finalize the CU here.
2888 * c-gimplify.c (c_genericize): Do not gimplify here.
2889 * c-common.c (c_warn_unused_result): Move ...
2890 * tree-cfg.c (do_warn_unused_result): ... here.
2891 (run_warn_unused_result): New function.
2892 (gate_warn_unused_result): New function.
2893 (pass_warn_unused_result): New pass.
2894 * c-common.h (c_warn_unused_result): Remove.
2895 * flags.h (flag_warn_unused_result): Declare.
2896 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2897 * opts.c (flag_warn_unused_result): Initialize to false.
2898 * toplev.c (compile_file): Add comment.
2899 * omp-low.c (create_omp_child_function): Do not register
2900 the function with the frontend.
2901 (diagnose_omp_structured_block_errors): Prepare to be
2902 called as optimization pass.
2903 (gate_diagnose_omp_blocks): New function.
2904 (pass_diagnose_omp_blocks): New pass.
2905 * cgraph.h (cgraph_optimize): Remove.
2906 (cgraph_analyze_function): Likewise.
2907 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2908 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2909 before their parents here.
2910 (cgraph_finalize_function): Not here.
2911 (cgraph_analyze_function): Gimplify functions here.
2912 (cgraph_finalize_compilation_unit): Continue after errors.
2913 Optimize the callgraph from here.
2914 (cgraph_optimize): Make static.
2915 * langhooks.c (write_global_declarations): Finalize the CU.
2916 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2917 (gimplify_function_tree): Assert we gimplify only once.
2918 Set PROP_gimple_any property.
2919 * tree-nested.c (gimplify_all_functions): New function.
2920 (lower_nested_functions): Gimplify all nested functions.
2921 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2922 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2923 and pass_diagnose_omp_blocks after gimplification. Do not
2924 set TODO_set_props on all_lowering_passes.
2925 (execute_one_pass): Do not handle TODO_set_props.
2926 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2927 (gimplify.o): Add tree-pass.h dependency.
2928 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2929 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2930 (unsave_r): Likewise.
2931 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2934 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2936 * doc/service.texi (Service): Restore previously removed link,
2937 which isn't broken after all.
2939 2009-07-17 Richard Guenther <rguenther@suse.de>
2941 PR tree-optimization/40321
2942 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2943 PHI nodes to the maximal set.
2944 (make_values_for_phi): Add PHI arguments to the maximal set.
2945 (execute_pre): Dump PHI_GEN and the maximal set.
2947 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2950 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2953 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2955 * doc/extend.texi (Nested Functions): Replace broken link with
2957 * doc/service.texi (Service): Remove broken link.
2959 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2962 * builtins.c (expand_builtin_memcmp): Use loc instead of
2963 EXPR_LOCATION (exp).
2964 (expand_builtin_strncmp): Likewise.
2966 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2967 Manuel López-Ibáñez <manu@gcc.gnu.org>
2970 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2971 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2972 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2973 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2974 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2975 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2976 tree-inline.c, c-common.c, c-common.h, gimple.c,
2977 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2978 convert.c: Add location argument to fold_{unary,binary,ternary},
2979 fold_build[123], build_call_expr, build_size_arg,
2980 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2981 fold_build1_initializer, fold_build2_initializer,
2982 fold_build3_initializer, fold_build_call_array,
2983 fold_build_call_array_initializer, fold_single_bit_test,
2984 omit_one_operand, omit_two_operands, invert_truthvalue,
2985 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2986 combine_comparisons, fold_builtin_*, fold_call_expr,
2987 build_range_check, maybe_fold_offset_to_address, round_up,
2990 2009-07-16 Jason Merrill <jason@redhat.com>
2993 * c-common.c (c_common_reswords): Add __is_standard_layout
2995 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2996 * doc/implement-cxx.texi: New.
2997 * doc/gcc.texi: Include it.
2999 2009-07-16 DJ Delorie <dj@redhat.com>
3001 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
3002 compares that may be indirectly affected by previous instructions.
3004 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3006 * builtins.c (do_mpc_arg2): New.
3007 (fold_builtin_2): Fold builtin cpow.
3008 * real.h (HAVE_mpc_pow): New.
3010 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3012 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3013 comparison to skip unprofitable schedule
3015 2009-07-16 Simon Baldwin <simonb@google.com>
3017 * gcc.c (option_map): New flag -no-canonical-prefixes.
3018 * (display_help): Print help text for new flag.
3019 * (process_command): Move options translation and language specifics
3020 and handle new flag early. Use it to set a function pointer to a
3021 prefix builder. Replace make_relative_prefix calls with calls to
3022 the function pointed to. Ignore new flag in regular options handling.
3023 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3025 2009-07-15 DJ Delorie <dj@redhat.com>
3027 * config/mep/mep.md (sibcall_internal): Change register to avoid
3029 (sibcall_value_internal): Likewise.
3031 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3033 PR rtl-optimization/40710
3034 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3036 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3038 * config/mips/mips.md (*extenddi_truncate<mode>,
3039 *extendsi_truncate<mode>): Change type attribute to move_type
3040 with shift_shift. Split out code handling exts from here ...
3041 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3043 (*extendhi_truncateqi): Change type attribute to move_type with
3044 shift_shift. Split out code handling exts from here ...
3045 (*extendhi_truncateqi_exts): ... to this new pattern.
3047 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3049 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3050 instead of "and" with inverted sign bit mask value. Use
3051 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3052 Allocate registers only for operand 4 and operand 5.
3054 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3057 * fold-const.c (fold_cond_expr_with_comparison): When folding
3058 < and <= to MIN, make sure the MIN uses the same type as the
3059 comparison's operands.
3061 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3063 * arm.md (ior_xor): New code iterator.
3064 (split for ior/xor with shift and zero-extend): New split pattern.
3065 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3067 2009-07-15 Richard Guenther <rguenther@suse.de>
3069 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3072 2009-07-15 Richard Guenther <rguenther@suse.de>
3075 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3077 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3079 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3080 handle 2.6.30 kernel.
3082 2009-07-15 DJ Delorie <dj@redhat.com>
3084 * config/mep/mep.md (sibcall_internal): Change register to allow
3085 for 24-bit addresses.
3086 (sibcall_value_internal): Likewise.
3088 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3090 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3091 that are enabled/disabled by the flags introduced by a previous patch.
3093 2009-07-14 DJ Delorie <dj@redhat.com>
3095 * config/mep/mep.md (sibcall_internal): Include non-toggling
3097 (sibcall_value_internal): Likewise.
3099 2009-07-14 Taras Glek <tglek@mozilla.com>
3100 Rafael Espindola <espindola@google.com>
3102 * doc/sourcebuild.texi: Document install-plugin target.
3103 * configure.ac: Added install-plugin target to language makefiles.
3104 * configure: Regenerate.
3105 * Makefile.in: (install-plugin): Install more headers,
3106 depend on lang.install-plugin.
3108 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3110 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3113 2009-07-14 DJ Delorie <dj@redhat.com>
3115 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3116 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3117 * config/mep/mep.md (sibcall_internal): Change test from
3118 mep_vliw_mode_match to mep_vliw_jmp_match.
3119 (sibcall_value_internal): Likewise.
3121 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3123 * config/i386/sse.md (copysign<mode>3): New expander.
3124 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3125 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3126 Use ix86_build_const_vector.
3127 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3128 IX86_BUILTIN_CPYSGNPD.
3129 (builtin_description): Add __builtin_ia32_copysignps and
3130 __builtin_ia32_copysignpd.
3131 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3132 and BUILT_IN_COPYSIGNF.
3134 2009-07-13 Jason Merrill <jason@redhat.com>
3136 * builtins.c (can_trust_pointer_alignment): New fn.
3137 (get_pointer_alignment): Factor it out from here.
3138 * tree.h: Declare it.
3140 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3142 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3145 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3149 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3151 2009-07-14 Richard Guenther <rguenther@suse.de>
3152 Andrey Belevantsev <abel@ispras.ru>
3155 * cfgexpand.c (partition_stack_vars): Do not bother to update
3156 alias information when not optimizing.
3158 2009-07-14 Richard Guenther <rguenther@suse.de>
3159 Andrey Belevantsev <abel@ispras.ru>
3161 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3162 (pt_solution_set): Likewise.
3163 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3164 * tree-ssa-structalias.c (pt_solution_set): New function.
3165 * final.c (rest_of_clean_state): Free SSA data structures.
3166 * print-rtl.c (print_decl_name): Remove.
3167 (print_mem_expr): Implement in terms of print_generic_expr.
3168 * alias.c (ao_ref_from_mem): New function.
3169 (rtx_refs_may_alias_p): Likewise.
3170 (true_dependence): Query alias-export info.
3171 (canon_true_dependence): Likewise.
3172 (write_dependence_p): Likewise.
3173 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3175 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3176 (mem_expr_equal_p): Use operand_equal_p.
3177 (set_mem_attributes_minus_bitpos): Do not use
3178 component_ref_for_mem_expr.
3179 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3180 (update_alias_info_with_stack_vars): Likewise.
3181 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3182 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3183 explicitly nor clear stmt operands.
3184 Free the decl-to-pointer map.
3185 * tree-optimize.c (execute_free_datastructures): Do not free
3186 SSA data structures here.
3187 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3188 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3189 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3191 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3193 2009-07-13 DJ Delorie <dj@redhat.com>
3195 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3196 unrolling at the right iteration count.
3198 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3201 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3203 * haifa-sched.c (rank_for_schedule): Introduced flags to
3204 enable/disable individual scheduling heuristics.
3205 * common.opt: Introduced flags to enable/disable individual
3206 heuristics in the scheduler.
3207 * doc/invoke.texi: Introduced flags to enable/disable individual
3208 heuristics in the scheduler.
3210 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3212 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3213 config/i386/mingw-tls.c.
3214 * config/i386/mingw-tls.c: Removed.
3216 2009-07-13 Ira Rosen <irar@il.ibm.com>
3218 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3219 checks access only relevant statements.
3220 (vectorizable_reduction): Likewise.
3222 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3224 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3225 just for 32-bit case.
3227 2009-07-12 Jan Hubicka <jh@suse.cz>
3229 PR tree-optimization/40585
3230 * except.c (expand_resx_expr): When there already is resume
3231 instruction, produce linked list.
3232 (build_post_landing_pads): Assert that resume is empty.
3233 (connect_post_landing_pads): Handle resume lists.
3234 (dump_eh_tree): Dump resume list.
3236 2009-07-12 Ira Rosen <irar@il.ibm.com>
3238 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3239 with additional argument.
3240 * tree-vectorizer.h (enum vect_def_type): Add
3241 vect_double_reduction_def.
3242 (vect_is_simple_reduction): Add argument.
3243 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3245 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3246 vect_is_simple_reduction with additional argument.
3247 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3249 (reduction_code_for_scalar_code): Handle additional codes by
3250 returning ERROR_MARK for them. Fix comment and indentation.
3251 (vect_is_simple_reduction): Fix comment, add argument to specify
3252 double reduction. Detect double reduction.
3253 (get_initial_def_for_induction): Fix indentation.
3254 (get_initial_def_for_reduction): Fix comment and indentation.
3255 Handle double reduction. Create initial definitions that do not
3256 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3257 (vect_create_epilog_for_reduction): Fix comment, add argument to
3258 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3259 epilogue result extraction. Create double reduction phi node and
3260 replace relevant uses.
3261 (vectorizable_reduction): Call vect_is_simple_reduction with
3262 additional argument. Fix indentation. Update epilogue code treatment
3263 according to the changes in reduction_code_for_scalar_code. Check
3264 for double reduction. Call vect_create_epilog_for_reduction with
3265 additional argument.
3266 * tree-vect-stmts.c (process_use): Handle double reduction, update
3268 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3269 (vect_get_vec_def_for_operand): Likewise.
3271 2009-07-12 Danny Smith <dansmister@gmail.com>
3273 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3274 dllexport if !TREE_PUBLIC.
3275 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3277 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3279 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3280 (avr_extra_arch_macro) Remove declatation.
3281 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3282 (avr_extra_arch_macro) Declare as static.
3283 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3285 2009-07-11 Jan Hubicka <jh@suse.cz>
3288 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3290 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3293 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3294 cold_in_std_section bits.
3295 (dwarf2out_begin_prologue): Initialize them.
3296 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3297 if already covered by text_section or cold_text_section range.
3299 PR rtl-optimization/40667
3300 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3301 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3302 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3303 * config/i386/i386.c (ix86_minimum_alignment): New function.
3304 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3305 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3306 * emit-rtl.c (gen_reg_rtx): Likewise.
3307 * function.c (assign_parms): Likewise. If nominal_type needs
3308 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3309 rather than passed_type's alignment.
3312 * function.c (assign_parm_setup_stack): Adjust
3313 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3314 from nominal_mode on big endian.
3316 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3318 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3320 2009-07-10 DJ Delorie <dj@redhat.com>
3322 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3324 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3326 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3328 (thumb2_cbnz): Likewise.
3330 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3333 * config.gcc (supported_defaults): Add synci.
3334 (with_synci): Add validation.
3335 (all_defaults): Add synci.
3336 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3339 * config/mips/mips.opt (msynci): New option.
3340 * config/mips/mips.c (mips_override_options): Warn on use of
3341 -msynci for targets that do now support it.
3342 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3344 * gcc/doc/invoke.texi (-msynci): Document the new option.
3345 * doc/install.texi (--with-synci): Document the new option.
3347 2009-07-10 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/40496
3350 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3351 the PHI result with a compatible type.
3353 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3357 * c.opt (Wunused-result): New.
3358 * doc/invoke.texi: Document it.
3359 * c-common.c (c_warn_unused_result): Use it.
3361 2009-07-09 DJ Delorie <dj@redhat.com>
3363 * targhooks.c (default_target_can_inline_p): Rename from
3364 default_target_option_can_inline_p.
3365 * targhooks.h (default_target_can_inline_p): Likewise.
3366 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3367 TARGET_OPTION_CAN_INLINE_P.
3368 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3369 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3370 (mep_target_can_inline_p): Rename from
3371 mep_target_option_can_inline_p.
3374 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3375 registers used to pass vectors.
3377 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3379 2009-07-09 Tom Tromey <tromey@redhat.com>
3381 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3382 * config/mmix/mmix.c: Include dwarf2.h.
3383 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3384 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3385 * config/sh/sh.c: Include dwarf2.h.
3386 * config/i386/i386.c: Include dwarf2.h.
3387 * Makefile.in (DWARF2_H): Remove 'elf'.
3388 * except.c: Include dwarf2.h.
3389 * unwind-dw2.c: Include dwarf2.h.
3390 * dwarf2out.c: Include dwarf2.h.
3391 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3392 * unwind-dw2-fde.c: Include dwarf2.h.
3393 * dwarf2asm.c: Include dwarf2.h.
3395 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3397 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3398 (max_issue): Use it.
3399 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3401 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3402 (region_sched_info): Update.
3403 * sched-ebb.c (ebb_sched_info): Update.
3404 * modulo-sched.c (sms_sched_info): Update.
3405 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3407 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3409 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3411 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3413 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3415 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3418 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3419 arg1 with arg01 if arg1 is already INTEGER_CST.
3421 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3423 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3424 Transform (and (truncate)) into (truncate (and)).
3426 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3428 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3429 creating LHS paradoxical subregs. Fix surrounding returns to
3430 use NULL_RTX rather than 0.
3432 2009-07-08 DJ Delorie <dj@redhat.com>
3434 * config/mep/mep.c: (mep_option_can_inline_p): New.
3435 (TARGET_OPTION_CAN_INLINE_P): Define.
3437 2009-07-08 Mark Wielaard <mjw@redhat.com>
3440 * dwarf2out.c (add_data_member_location_attribute): When we have
3441 only a constant offset don't emit a new location description using
3442 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3445 2009-07-08 Richard Henderson <rth@redhat.com>
3448 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3449 (enum reg_class): Add CLOBBERED_REGS.
3450 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3451 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3452 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3453 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3454 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3455 force 64-bit sibcalls into R11.
3456 * config/i386/constraints.md (U): New constraint.
3457 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3458 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3459 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3461 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3463 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3465 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3466 * ebitmap.h (dump_ebitmap): Ditto.
3467 * optabs.h (optab_libfunc): Ditto.
3468 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3469 * tree-flow.h (vect_can_force_dr_alignment_p,
3470 get_vectype_for_scalar_type): Ditto.
3471 (vectorize_loops): Move prototype to ...
3472 * tree-vectorizer.h: ... here. Also, adjust comment.
3473 (vect_set_verbosity_level): Remove duplicate prototype.
3474 * tree-ssa-loop.c: Include tree-vectorizer.h.
3475 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3477 2009-07-08 Nick Clifton <nickc@redhat.com>
3479 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3482 2009-07-08 DJ Delorie <dj@redhat.com>
3484 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3485 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3486 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3488 * config/mep/intrinsics.md: Regenerated.
3489 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3490 registers when asm() or calls are detected.
3492 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3495 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3497 * gimple (gimple_build_call_from_tree): Likewise.
3498 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3499 no_warning flag before warning.
3501 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3503 * tree.c (set_expr_locus): Remove.
3504 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3505 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3507 * gimplify.c (internal_get_tmp_var): Likewise.
3508 (gimplify_call_expr): Likewise.
3509 (gimplify_one_sizepos): Likewise.
3511 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3514 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3515 to variables for debugging purposes.
3517 2009-06-23 Mark Loeser <mark@halcy0n.com>
3520 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3522 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3524 * pretty-print.c (pp_base_format): Remove %J.
3525 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3526 gcc_cxxdiag_char_table): Likewise.
3527 (init_dynamic_diag_info): Likewise.
3529 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3531 * pretty-print.c (pp_base_format): Remove %H.
3532 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3533 gcc_cxxdiag_char_table): Likewise.
3534 (init_dynamic_diag_info): Likewise.
3535 * config/mep/mep.c (mep_select_section): Likewise.
3537 2009-07-07 Duncan Sands <baldrick@free.fr>
3539 * final.c (pass_clean_state): Give the pass a name.
3540 * passes.c (pass_rest_of_compilation): Likewise.
3541 * tree-optimize.c (pass_all_optimizations): Likewise.
3543 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3545 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3546 an extra 'decl' for error_at.
3548 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3551 * tree-tailcall.c (adjust_return_value_with_ops,
3552 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3553 if it has complex or vector type.
3555 2009-07-07 Olivier Hainque <hainque@adacore.com>
3557 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3560 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3562 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3564 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3566 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3567 * c-decl.c: Likewise.
3568 * function.c: Likewise.
3569 * varasm.c: Likewise.
3570 * tree-ssa.c: Likewise.
3571 * c-common.c: Likewise.
3572 * tree-cfg.c: Likewise.
3573 * config/spu/spu.c: Likewise.
3574 * config/ia64/ia64.c: Likewise.
3575 * config/v850/v850.c: Likewise.
3577 2009-07-06 DJ Delorie <dj@redhat.com>
3579 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3580 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3581 unspecified accesses to control registers.
3582 * config/mep/intrinsics.md: Regenerate.
3583 * config/mep/intrinsics.h: Regenerate.
3584 * config/mep/mep-intrin.h: Regenerate.
3586 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3588 * c-lex.c: Replace %H by an explicit location. Update all calls.
3589 * c-common.c: Likewise.
3590 * c-decl.c: Likewise.
3591 * c-typeck.c: Likewise.
3592 * fold-const.c: Likewise.
3593 * gimplify.c: Likewise.
3595 * tree-cfg.c: Likewise.
3596 * tree-ssa-loop-niter.c: Likewise.
3597 * tree-vrp.c: Likewise.
3598 * value-prof.c: Likewise.
3600 2009-07-06 Diego Novillo <dnovillo@google.com>
3602 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3603 if it has one. Handle cases where VAR does not have an
3604 annotation or cfun is NULL.
3606 2009-07-06 Diego Novillo <dnovillo@google.com>
3608 * tree.c: Include debug.h.
3609 (initialize_tree_contains_struct): New.
3610 (init_ttree): Call it.
3611 (tree_node_structure_for_code): Factor out of ...
3612 (tree_node_structure): ... here.
3613 * treestruct.def (TS_PHI_NODE): Remove.
3614 (TS_GIMPLE_STATEMENT): Remove.
3616 2009-07-06 Diego Novillo <dnovillo@google.com>
3618 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3619 (debug_tree_chain): Handle cycles.
3621 2009-07-06 Nick Clifton <nickc@redhat.com>
3622 DJ Delorie <dj@redhat.com>
3624 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3625 __FMOVD_ENABLED__ is defined.
3627 (TARGET_FMOVD): Provide a default definition.
3628 (MASK_FMOVD): Likewise.
3629 (TARGET_CPU_CPP_BUILTINS): Define
3630 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3631 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3632 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3633 (split for DF load from memory into register): Also handle
3634 MEMs which consist of REG+DISP addressing.
3635 (split for DF store from register to memory): Likewise.
3636 (movsf_ie): Always use single fp_mode.
3637 * config/sh/sh.c (sh_override_options): Do not automatically
3638 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3639 that to the -mfmovd command line switch.
3640 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3641 (fldi_ok): Always allow.
3642 * config/sh/sh.opt (mfmovd): Remove this switch.
3643 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3645 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3646 Kaz Kojima <kkojima@gcc.gnu.org>
3648 PR rtl-optimization/30807
3649 * postreload.c (reload_combine): For every new use of REG_SUM,
3650 record the use of BASE.
3652 2009-07-06 Jan Hubicka <jh@suse.cz>
3654 * params.def: Revert my accidental commit at 2009-06-30.
3656 2009-07-04 Ian Lance Taylor <iant@google.com>
3659 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3661 (mingw_format_attribute_overrides): Likewise.
3663 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3666 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3667 don't check cfa.reg. Instead of cfa.indirect use
3668 fde && fde->drap_reg != INVALID_REGNUM test.
3670 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3672 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3674 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3677 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3679 2009-07-03 Richard Guenther <rguenther@suse.de>
3681 PR tree-optimization/40640
3682 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3685 2009-07-03 Jan Hubicka <jh@suse.cz>
3687 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3688 for size, reduce amount of inlining.
3690 2009-07-03 Richard Guenther <rguenther@suse.de>
3693 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3694 if t +- x is known to not overflow and the conversion widens the
3696 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3698 2009-07-03 Jan Hubicka <jh@suse.cz>
3700 * ipa-pure-const.c (analyze): Update loop optimizer init.
3701 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3702 try_remove_empty_loop, remove_empty_loops): Remove.
3703 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3704 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3705 to mark regular loops as neccesary.
3706 (degenerate_phi_p): New function.
3707 (propagate_necessity, remove_dead_phis): Use it.
3708 (forward_edge_to_pdom): Likewise.
3709 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3710 virtual PHI nodes that became unreachable.
3711 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3712 * tree-flow.h (remove_empty_loops): Remove.
3713 * passes.c (init_optimization_passes): Remove.
3715 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3717 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3718 can_create_pseudo_p.
3719 (*fix_trunc<mode>_i387_1): Ditto.
3720 (*floathi<mode>2_1): Ditto.
3721 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3722 (*fistdi2_1): Ditto.
3723 (*fist<mode>2_1): Ditto.
3724 (frndintxf2_floor): Ditto.
3725 (*fist<mode>2_floor_1): Ditto.
3726 (frndintxf2_ceil): Ditto.
3727 (*fist<mode>2_ceil_1): Ditto.
3728 (frndintxf2_trunc): Ditto.
3729 (frndintxf2_mask_pm): Ditto.
3730 (fxam<mode>2_i387_with_temp): Ditto.
3731 * config/i386/sse.md (mulv16qi3): Ditto.
3732 (*sse2_mulv4si3): Ditto.
3734 (sse4_2_pcmpestr): Ditto.
3735 (sse4_2_pcmpistr): Ditto.
3737 2009-07-03 Jan Hubicka <jh@suse.cz>
3739 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3740 (mark_stmt_necessary): Set it.
3741 (mark_operand_necessary): Set it.
3742 (mark_control_dependent_edges_necessary): Set it.
3743 (mark_virtual_phi_result_for_renaming): New function.
3744 (get_live_post_dom): New function.
3745 (forward_edge_to_pdom): New function.
3746 (remove_dead_stmt): Fix handling of control dependences.
3747 (tree_dce_init): Init new bitmap.
3748 (tree_dce_done): Free it.
3750 2009-07-02 Richard Guenther <rguenther@suse.de>
3753 * tree-ssa-structalias.c (new_var_info): Initialize
3756 2009-07-02 Jan Hubicka <jh@suse.cz>
3758 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3761 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3763 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3764 instead of recomputing it. Adjust calls.
3765 (emit_store_flag): Adjust recursive calls.
3767 2009-07-02 Richard Guenther <rguenther@suse.de>
3769 * tree-ssa-live.c (remove_unused_locals): Do not remove
3771 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3772 of DECL_EXTERNAL for HEAP variables.
3773 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3774 HEAP variables. Do not adjust RESTRICT vars.
3775 (find_what_var_points_to): Nobody cares if something
3778 2009-07-02 Ben Elliston <bje@au.ibm.com>
3780 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3781 pc_low and pc_high declarations to the top of the function.
3783 2009-07-01 DJ Delorie <dj@redhat.com>
3785 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3787 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3788 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3789 unspecified accesses to control registers.
3790 * config/mep/intrinsics.md: Regenerate.
3791 * config/mep/intrinsics.h: Regenerate.
3792 * config/mep/mep-intrin.h: Regenerate.
3794 2009-07-01 Anthony Green <green@moxielogic.com>
3796 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3797 instruction when possible.
3798 (moxie_expand_prologue): Ditto. Also, save an instruction and
3799 some complexity by popping off of $r12 instead of $sp.
3800 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3803 2009-07-01 Richard Henderson <rth@redhat.com>
3806 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3807 contained no insns, reposition note before last insn.
3809 2009-07-01 Richard Henderson <rth@redhat.com>
3812 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3813 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3815 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3818 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3819 darwin9 for printing reg addresses with %y.
3821 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3823 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3824 truncation from operands in binary operations.
3826 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3829 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3830 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3831 subreg of op0 to the original op0.
3833 * expmed.c (store_bit_field_1): Use a temporary as the destination
3834 instead of a paradoxical subreg when we need to truncate the result.
3836 2009-07-01 DJ Delorie <dj@redhat.com>
3838 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3839 names to VLIW variants.
3840 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3841 * config/mep/intrinsics.md: Regenerate.
3842 * config/mep/intrinsics.h: Regenerate.
3843 * config/mep/mep-intrin.h: Regenerate.
3845 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3848 * jump.c (returnjump_p): Revert last patch.
3849 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3851 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3854 * pa.md (casesi32p): Use jump table label to determine the offset
3856 (casesi64p): Likewise.
3858 * pa.c (forward_branch_p): Return bool type. Use instruction
3859 addresses when available. Assert that INSN has a jump label.
3860 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3863 2009-07-01 Richard Guenther <rguenther@suse.de>
3865 PR tree-optimization/19831
3866 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3867 that only act as barriers do not make any previous stores necessary.
3868 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3869 HEAP variables global, do not add a constraint from nonlocal.
3870 (find_func_aliases): Handle escapes through return statements.
3871 (compute_points_to_sets): Make escaped HEAP variables global.
3873 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3876 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3877 after reducing a DImode cstore to SImode.
3879 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3881 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3882 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3884 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3886 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3887 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3889 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3890 and umod_optab if TARGET_BSD_DIVMOD.
3891 * config/vax/lib1funcs.asm: New file.
3892 * config/vax/t-linux: New file.
3893 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3895 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3898 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3899 to type arguments that have void type.
3902 * dwarf2out.c (gen_formal_parameter_die): Call
3903 equate_decl_number_to_die if node is different from origin.
3905 2009-06-30 Anthony Green <green@moxielogic.com>
3907 Clean up moxie port for --enable-build-with-cxx.
3908 * config/moxie/moxie.c (moxie_function_value): First two
3909 parameters are const_tree, not tree.
3910 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3911 (REG_CLASS_NAMES): Ditto.
3912 (REGNO_REG_CLASS): Ditto.
3913 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3914 (moxie_function_value): Fix constyness of arguments.
3916 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3918 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3919 finalize_size_functions before further processing.
3920 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3921 (variable_size): Call self_referential_size on size expressions
3922 that contain a PLACEHOLDER_EXPR.
3923 (size_functions): New static variable.
3924 (copy_self_referential_tree_r): New static function.
3925 (self_referential_size): Likewise.
3926 (finalize_size_functions): New global function.
3927 * tree.c: Include tree-inline.h.
3928 (push_without_duplicates): New static function.
3929 (find_placeholder_in_expr): New global function.
3930 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3932 <tcc_expression>: Likewise.
3933 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3934 the call in the expression.
3935 * tree.h (finalize_size_functions): Declare.
3936 (find_placeholder_in_expr): Likewise.
3937 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3938 (substitute_placeholder_in_expr): Update comment.
3939 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3941 (copy_tree_body_r): Likewise.
3942 (copy_tree_body): New static function.
3943 (maybe_inline_call_in_expr): New global function.
3944 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3945 (maybe_inline_call_in_expr): Declare.
3946 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3947 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3950 2009-06-30 Richard Guenther <rguenther@suse.de>
3952 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3954 (propagate_necessity): Do not mark reaching defs of stores
3957 2009-06-30 Jan Hubicka <jh@suse.cz>
3959 * cfgloopanal.c (check_irred): Move into ...
3960 (mark_irreducible_loops): ... here; return true if ireducible
3962 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3963 (analyze_function): Try to prove loop finiteness.
3964 * cfgloop.h (mark_irreducible_loops): Update prototype.
3965 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3967 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3969 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3971 2009-06-30 Ira Rosen <irar@il.ibm.com>
3973 PR tree-optimization/40542
3974 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3977 2009-06-30 Martin Jambor <mjambor@suse.cz>
3979 PR tree-optimization/40582
3980 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3981 than useless_type_conversion_p.
3982 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3985 2009-06-30 Martin Jambor <mjambor@suse.cz>
3988 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3990 2009-06-30 Richard Guenther <rguenther@suse.de>
3992 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3993 use ao_ref references.
3994 (walk_aliased_vdefs): Likewise.
3995 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3996 * tree-ssa-dce.c (struct ref_data): Remove.
3997 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3998 (mark_aliased_reaching_defs_necessary): Adjust.
3999 (mark_all_reaching_defs_necessary_1): Likewise.
4001 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
4004 * expmed.c (emit_cstore): New name of emit_store_flag_1.
4005 (emit_store_flag_1): Extract from emit_store_flag, adjust
4006 calls to (what now is) emit_cstore.
4007 (emit_store_flag): Call emit_store_flag_1 and also use it
4008 for what used to be recursive calls.
4010 2009-06-30 Wei Guozhi <carrot@google.com>
4013 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
4014 if the target bb post dominates from bb.
4015 * config/i386/i386.c (memory_address_length): Check existence of base
4016 register before using it.
4018 2009-06-30 Nick Clifton <nickc@redhat.com>
4019 DJ Delorie <dj@redhat.com>
4021 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4022 __FMOVD_ENABLED__ is defined.
4024 (TARGET_FMOVD): Provide a default definition.
4025 (MASK_FMOVD): Likewise.
4026 (TARGET_CPU_CPP_BUILTINS): Define
4027 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4028 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4029 two fmov instructions depending upon whether TARGET_FMOVD is
4031 (split for DF load from memory into register): Also handle
4032 MEMs which consist of REG+DISP addressing.
4033 (split for DF store from register to memory): Likewise.
4034 * config/sh/sh.opt (mfmovd): Remove this switch.
4035 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4036 * config/sh/sh.c (sh_override_options): Do not automatically
4037 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4038 that to the -mfmovd command line switch.
4040 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4042 (fldi_ok): Always allow.
4043 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4045 2009-06-29 DJ Delorie <dj@redhat.com>
4047 * doc/install.texi (mep-x-elf): Correct chip's full name.
4049 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4051 * doc/extend.texi: Fix typo.
4053 2009-06-29 Tom Tromey <tromey@redhat.com>
4056 * Makefile.in (DWARF2_H): New variable.
4058 (dwarf2out.o): Likewise.
4059 (dwarf2asm.o): Likewise.
4060 * config/i386/t-i386: Use DWARF2_H.
4061 * except.c: Include elf/dwarf2.h.
4062 * unwind-dw2.c: Include elf/dwarf2.h.
4063 * dwarf2out.c: Include elf/dwarf2.h.
4064 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4065 <dtprel>: New field.
4066 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4067 (size_of_loc_descr): Likewise.
4068 (output_loc_operands_raw): Likewise.
4069 (output_loc_operands): Handle new dtprel field.
4070 (loc_checksum): Update.
4071 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4072 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4073 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4074 * dwarf2asm.c: Include elf/dwarf2.h.
4075 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4076 * config/mmix/mmix.c: Include elf/dwarf2.h.
4077 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4078 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4079 * config/sh/sh.c: Include elf/dwarf2.h.
4080 * config/i386/i386.c: Include elf/dwarf2.h.
4082 2009-06-29 DJ Delorie <dj@redhat.com>
4084 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4086 * doc/extend.texi: Add MeP attributes and pragmas.
4087 * doc/invoke.text: Add MeP Options.
4088 * doc/contrib.texi: Add MeP contribution.
4089 * doc/md.texi: Add MeP constraints.
4090 * doc/install.texi: Add MeP target.
4092 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4094 * target.h (struct gcc_target): Add frame_pointer_required field.
4095 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4096 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4097 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4099 * reload1.c (update_eliminables): (Ditto.).
4100 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4101 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4102 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4104 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4106 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4107 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4108 (arm_frame_pointer_required): New function.
4110 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4111 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4112 (avr_frame_pointer_required_p): Declare as static.
4113 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4115 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4116 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4117 (bfin_frame_pointer_required): Make as static, change return type
4119 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4121 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4122 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4123 (cris_frame_pointer_required): New function.
4125 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4127 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4128 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4129 (fr30_frame_pointer_required): New function.
4131 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4132 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4133 (frv_frame_pointer_required): Make as static, change return type
4135 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4137 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4138 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4139 (ix86_frame_pointer_required): Make as static, change return type to
4141 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4143 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4144 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4146 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4148 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4150 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4152 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4153 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4154 (mips_frame_pointer_required): Make as static.
4155 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4157 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4158 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4159 (mmix_frame_pointer_required): Mew function.
4161 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4162 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4164 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4166 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4168 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4170 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4171 (CAN_ELIMINATE): Redefine.
4172 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4173 (sparc_frame_pointer_required): New function.
4174 (sparc_can_eliminate): New function.
4175 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4177 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4178 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4180 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4181 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4182 (xtensa_frame_pointer_required): Make as static, change return type
4184 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4187 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4189 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4190 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4191 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4192 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4193 (register_callback): Handle PLUGIN_START_UNIT.
4194 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4196 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4198 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4200 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4201 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4203 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4205 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4208 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4210 * doc/extend.texi (Additional Floating Types): __float128 is also
4211 supported on i386 targets.
4213 2009-06-29 Richard Guenther <rguenther@suse.de>
4216 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4218 (pt_solutions_same_restrict_base): Declare.
4219 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4221 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4222 (make_constraint_from, make_copy_constraint): Move earlier.
4223 (make_constraint_from_heapvar): New function.
4224 (make_constraint_from_restrict): Likewise.
4225 (handle_lhs_call): Use it.
4226 (find_func_aliases): Use it to track conversions to restrict
4228 (struct fieldoff): Add only_restrict_pointers flag.
4229 (push_fields_onto_fieldstack): Initialize it.
4230 (create_variable_info_for): Track global restrict qualified pointers.
4231 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4232 Track restrict qualified pointer arguments.
4233 (set_uids_in_ptset): Use varinfo is_global_var flag.
4234 (find_what_var_points_to): Set the vars_contains_restrict flag.
4235 Always create the points-to solution for sets including restrict tags.
4236 (pt_solutions_same_restrict_base): New function.
4237 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4238 qualified pointers use pt_solutions_same_restrict_base as
4239 additional source for disambiguation.
4241 2009-06-29 Richard Guenther <rguenther@suse.de>
4244 * alias.c (find_base_decl): Remove.
4245 (get_deref_alias_set_1): Remove restrict handling.
4246 * c-common.c (c_apply_type_quals_to_decl): Do not set
4247 DECL_POINTER_ALIAS_SET.
4248 * gimplify.c (find_single_pointer_decl_1): Remove.
4249 (find_single_pointer_decl): Likewise.
4250 (internal_get_tmp_var): Remove restrict handling.
4251 (gimple_regimplify_operands): Likewise.
4252 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4253 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4254 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4255 * tree.c (restrict_base_for_decl): Remove.
4256 (init_ttree): Do not allocate it.
4257 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4258 LABEL_DECL_UID for label decls.
4259 (copy_node_stat): Do not copy restrict information.
4260 (decl_restrict_base_lookup): Remove.
4261 (decl_restrict_base_insert): Likewise.
4262 (print_restrict_base_statistics): Likewise.
4263 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4264 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4265 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4266 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4267 (LABEL_DECL_UID): Adjust.
4268 (DECL_BASED_ON_RESTRICT_P): Remove.
4269 (DECL_GET_RESTRICT_BASE): Likewise.
4270 (SET_DECL_RESTRICT_BASE): Likewise.
4271 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4273 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4274 instead of DECL_POINTER_ALIAS_SET.
4275 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4276 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4277 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4279 2009-06-29 Richard Guenther <rguenther@suse.de>
4281 PR tree-optimization/40579
4282 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4283 the IL to simplify has constants that overflowed.
4285 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4287 PR tree-optimization/40550
4288 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4289 vector_compute_type only when the size of vector_compute_type is
4290 less than the size of type.
4292 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4294 * fold-const.c (contains_label_1): Fix comments.
4295 (contains_label_p): Do not walk trees multiple time.
4297 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4299 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4300 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4301 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4302 ix86_fp_comparison_operator.
4303 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4304 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4305 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4306 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4307 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4308 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4309 (related splits): Change predicate to ix86_fp_comparison_operator.
4310 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4311 instead of ix86_fp_comparison_codes.
4312 (ix86_trivial_fp_comparison_operator,
4313 ix86_fp_comparison_operator): New.
4314 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4315 (ix86_expand_compare): Eliminate last two parameters.
4316 (ix86_fp_jump_nontrivial_p): Kill.
4317 * config/i386/i386.c (put_condition_code): Eliminate call to
4318 ix86_fp_comparison_codes and subsequent assertion.
4319 (ix86_fp_comparison_codes): Eliminate.
4320 (ix86_fp_swap_condition): New.
4321 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4322 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4323 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4324 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4325 and ix86_fp_swap_condition.
4326 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4327 Use ix86_fp_comparison_strategy.
4328 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4329 (ix86_fp_jump_nontrivial_p): Eliminate.
4330 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4331 call to ix86_expand_compare.
4332 (ix86_split_fp_branch, ix86_expand_setcc,
4333 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4334 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4336 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4338 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4339 related to jump_clobbers.
4340 * config/arm/arm.md (conds): Remove jump_clob case.
4341 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4342 splits): Change comparison_operator to arm_comparison_operator.
4343 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4346 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4348 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4349 condition for floating point modes.
4350 * expmed.c (emit_store_flag_1): Move here a bigger part
4352 (emit_store_flag): Try swapping the condition for floating point
4354 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4356 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4358 * expr.c (expand_expr_real_1): Just use do_store_flag.
4359 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4360 emit_store_flag_force.
4361 * expmed.c (emit_store_flag_force): Copy here trick
4362 previously in expand_expr_real_1. Try reversing the comparison.
4363 (emit_store_flag_1): Work if target is NULL.
4364 (emit_store_flag): Work if target is NULL, using the result mode
4365 from the comparison. Use split_comparison, restructure final part
4366 to simplify conditionals.
4368 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4370 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4371 * dojump.c (do_jump): Change handling of floating-point
4372 ops to use just do_compare_and_jump.
4373 (split_comparison): New.
4374 (do_compare_rtx_and_jump): Add here logic coming previously
4375 in do_jump, using split_comparison.
4377 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4380 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4382 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4384 * tree-ssa-alias.c: Fix unintentional commit.
4386 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4388 * passes.c (execute_one_pass): Fix unintentional commit.
4390 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4392 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4393 (df_rd_local_compute, df_md_local_compute): Inline them.
4395 (df_md_scratch): New.
4396 (df_md_alloc, df_md_free): Allocate/free it.
4397 (df_md_local_compute): Only include live registers in init.
4398 (df_md_transfer_function): Prune the in-set computed by
4399 the confluence function, and the gen-set too.
4401 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4403 PR rtl-optimization/26854
4404 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4405 * df-problems.c (df_rd_add_problem): Fix comment.
4406 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4407 df_md_simulate_artificial_defs_at_top,
4408 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4409 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4410 df_md_transfer_function, df_md_init, df_md_confluence_0,
4411 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4412 problem_MD, df_md_add_problem): New.
4413 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4414 df_md_get_bb_info): New.
4415 (DF_LAST_PROBLEM_PLUS1): Adjust.
4417 * Makefile.in (fwprop.o): Include domwalk.h.
4418 * fwprop.c: Include domwalk.h.
4419 (reg_defs, reg_defs_stack): New.
4420 (bitmap_only_bit_between): Remove.
4421 (process_defs): New.
4422 (process_uses): Use reg_defs and local_md instead of
4423 bitmap_only_bit_between and local_rd.
4424 (single_def_use_enter_block): New, from build_single_def_use_links.
4425 (single_def_use_leave_block): New.
4426 (build_single_def_use_links): Remove code moved to
4427 single_def_use_enter_block, invoke domwalk.
4428 (use_killed_between): Adjust comment.
4430 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4432 * bitmap.h (bitmap_ior_and_into): New.
4433 * bitmap.c (bitmap_ior_and_into): New.
4435 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4437 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4438 before_dom_children_before_stmts and after_dom_children_after_stmts.
4439 Rename the two remaining callbacks to just before_dom_children and
4440 after_dom_children. Remove other GIMPLE statement walking bits.
4441 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4442 * graphite.c: Do not include domwalk.h.
4443 * tree-into-ssa.c (interesting_blocks): New global.
4444 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4445 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4446 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4447 now that they're not domwalk callbacks.
4448 (rewrite_initialize_block): Rename to...
4449 (rewrite_enter_block): ... this, place after called functions. Test
4450 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4451 (rewrite_finalize_block): Rename to...
4452 (rewrite_leave_block): ... this, place after called functions.
4453 (rewrite_update_init_block): Rename to...
4454 (rewrite_update_enter_block): ... this, place after called functions.
4455 Test interesting_blocks, call rewrite_update_stmt and
4456 rewrite_update_phi_arguments.
4457 (rewrite_update_fini_block): Rename to...
4458 (rewrite_leave_block): ... this, place after called functions.
4459 (rewrite_blocks): Remove last argument, simplify initialization of
4461 (mark_def_sites_initialize_block): Rename to...
4462 (mark_def_sites_block): ... this, call mark_def_sites.
4463 (mark_def_sites_blocks): Remove argument, simplify initialization of
4465 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4466 (update_ssa): Likewise.
4467 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4469 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4470 (dom_opt_initialize_block): Rename to...
4471 (dom_opt_enter_block): ... this, place after called functions. Walk
4472 statements here, inline propagate_to_outgoing_edges.
4473 (dom_opt_finalize_block): Rename to...
4474 (dom_opt_leave_block): ... this, place after called functions.
4475 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4477 (dse_enter_block, dse_record_phi): New.
4478 (dse_record_phis): Delete.
4479 (dse_finalize_block): Rename to...
4480 (dse_leave_block): ... this.
4481 (tree_ssa_dse): Simplify initialization of walk_data.
4482 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4483 Adjust initialization of walk_data.
4484 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4485 * tree-ssa-loop-phiopt.c (get_non_trapping):
4486 Adjust initialization of walk_data.
4487 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4488 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4489 it's not a domwalk callback.
4490 (uncprop_initialize_block): Rename to...
4491 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4492 (dse_finalize_block): Rename to...
4493 (dse_leave_block): ... this.
4494 (tree_ssa_uncprop): Simplify initialization of walk_data.
4495 * Makefile.in: Adjust dependencies.
4497 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4499 * arm.md (casesi): Fix test for Thumb1.
4500 (thumb1_casesi_internal_pic): Likewise.
4501 (thumb1_casesi_dispatch): Likewise.
4503 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4505 * config/arm/arm-cores.def: Added core cortex-m0.
4506 * config/arm/arm-tune.md: Regenerated.
4507 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4509 2009-06-26 DJ Delorie <dj@redhat.com>
4511 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4513 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4514 the scheduler doesn't tag jump insns.
4516 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4518 * c-decl.c (merge_decls): Re-indent.
4520 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4523 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4524 Special-case decimal float constants.
4526 2009-06-26 Richard Henderson <rth@redhat.com>
4528 * function.h (struct function): Add cannot_be_copied_reason,
4529 and cannot_be_copied_set.
4530 * tree-inline.c (has_label_address_in_static_1): Rename from
4531 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4532 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4533 don't set inline_forbidden_reason.
4534 (copy_forbidden): New function, split out of inline_forbidden_p.
4535 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4536 (inline_forbidden_p): Use copy_forbidden.
4537 (tree_versionable_function_p): Likewise.
4538 (inlinable_function_p): Merge into tree_inlinable_function_p.
4539 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4540 * ipa-cp.c (ipcp_versionable_function_p): New function.
4541 (ipcp_cloning_candidate_p): Use it.
4542 (ipcp_node_modifiable_p): Likewise.
4544 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4546 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4547 that is marked not to be inlined. Remove flag_mudflap use.
4548 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4549 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4551 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4554 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4555 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4557 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4559 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4561 (__mingwthr_remove_key_dtor): Likewise.
4563 2009-06-26 Richard Guenther <rguenther@suse.de>
4565 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4567 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4570 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4571 try the non-cond_exec path also.
4573 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4576 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4577 (output_cbranch): Use new functions.
4578 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4581 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4582 Pat Haugen <pthaugen@us.ibm.com>
4583 Revital Eres <ERES@il.ibm.com>
4585 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4586 for %c error. Add %x support to print VSX registers as a unified
4587 register set, instead of separate float and altivec registers.
4588 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4589 %y case, and add support for VSX pre-modify addresses.
4590 (output_toc): Add assert for CONST containing an integer constant
4592 (rs6000_adjust_cost): Add POWER7 support.
4593 (insn_must_be_first_in_group): Ditto.
4594 (insn_must_be_last_in_group): Ditto.
4595 (rs6000_emit_popcount): Ditto.
4596 (rs6000_vector_mode_supported_p): Ditto.
4598 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4599 Change some of the functions called by macros to being called
4600 through a pointer, so debug functions can be inserted if
4601 -mdebug=addr or -mdebug=cost.
4602 (rs6000_preferred_reload_class_ptr): Ditto.
4603 (rs6000_secondary_reload_class_ptr): Ditto.
4604 (rs6000_secondary_memory_needed_ptr): Ditto.
4605 (rs6000_cannot_change_mode_class_ptr): Ditto.
4606 (rs6000_secondary_reload_inner): Ditto.
4607 (rs6000_legitimize_reload_address): Ditto.
4608 (rs6000_legitimize_reload_address_ptr): Ditto.
4609 (rs6000_mode_dependent_address): Ditto.
4610 (rs6000_mode_dependent_address_ptr): Ditto.
4612 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4613 function to return true if the mode allows reg + integer
4615 (virtual_stack_registers_memory_p): New function to return true if
4616 the address refers to a virtual stack register.
4617 (rs6000_legitimate_offset_address_p): Move code to say whether a
4618 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4620 (rs6000_legitimate_address_p): Add checks for modes that only can
4621 do reg+reg addressing. Start adding VSX support.
4622 (rs6000_legitimize_reload_address): Ditto.
4623 (rs6000_legitimize_address): Ditto.
4624 (rs6000_debug_legitimate_address_p): New debug functions for
4625 -mdebug=addr and -mdebug=cost.
4626 (rs6000_debug_rtx_costs): Ditto.
4627 (rs6000_debug_address_costs): Ditto.
4628 (rs6000_debug_adjust_cost): Ditto.
4629 (rs6000_debug_legitimize_address): Ditto.
4630 (rs6000_legitimize_reload_address_ptr): Point to call normal
4631 function or debug function. Make functions called via pointer
4633 (rs6000_mode_dependent_address_ptr): Ditto.
4634 (rs6000_secondary_reload_class_ptr): Ditto.
4635 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4636 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4637 into a friendlier error.
4638 (rs6000_init_builtins): Add initial VSX support.
4639 (rs6000_adjust_cost): Fix some spacing issues.
4641 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4642 (REG_CLASS_NAMES): Ditto.
4643 (REG_CLASS_CONTENTS): Ditto.
4644 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4645 pointer, to add -mdebug=addr support.
4646 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4647 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4648 -mdebug=addr support.
4649 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4650 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4651 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4653 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4655 (bswapsi*): Set attribute types for load/store. Add combiner
4656 patterns to eliminate zero extend on 64-bit.
4657 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4658 stdbrx if the hardware supports those instructions.
4660 2009-06-25 Ian Lance Taylor <iant@google.com>
4662 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4663 (Link Options): Document -static-libstdc++.
4665 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4668 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4669 DATA_ALIGNMENT instead.
4671 2009-06-25 Richard Guenther <rguenther@suse.de>
4673 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4674 indirect references against the callused/escaped solutions.
4675 (call_may_clobber_ref_p_1): Likewise.
4677 2009-06-25 Martin Jambor <mjambor@suse.cz>
4679 PR tree-optimization/40493
4680 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4681 (enum unscalarized_data_handling): New type.
4682 (handle_unscalarized_data_in_subtree): Return what has been done.
4683 (load_assign_lhs_subreplacements): Handle left flushes differently.
4684 (sra_modify_assign): Use unscalarized_data_handling, simplified
4685 condition determining whether to remove the statement.
4687 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4689 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4690 excerpt - @ should be doubled for texinfo.
4692 2009-06-24 Ian Lance Taylor <iant@google.com>
4694 * config/arc/arc.c: Include "df.h".
4695 (arc_attribute_table): Make static. Move higher in file.
4696 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4697 (output_shift): Initialize n later to avoid warning.
4698 * config/arm/arm.c (arm_attribute_table): Make static. Move
4700 * config/avr/avr.c (avr_attribute_table): Make static. Move
4702 (reg_class_tab): Change array type from int to enum reg_class.
4703 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4705 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4706 (lshrhi3_out): Likewise.
4707 (class_likely_spilled_p): Change return type to bool.
4708 (avr_rtx_costs): Use local code variable with enum type.
4709 * config/avr/avr.md (movmemhi): Use add_reg_note.
4710 (andhi3, andsi3): Don't use AS2 with "and".
4711 (iorhi3, iorsi3): Don't use AS2 with "or".
4712 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4713 * config/crx/crx.c: Include "df.h".
4714 (crx_attribute_table): Make static.
4715 * config/m32r/m32r.c: Include "df.h".
4716 (m32r_attribute_table): Make static. Move higher in file.
4717 (pop): Use add_reg_note.
4718 (block_move_call): Change 0 to LCT_NORMAL in function call.
4719 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4720 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4721 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4722 declare, not just when TREE_CODE is defined.
4723 * config/m68hc11/m68hc11.c: Include "expr.h".
4724 (m68hc11_attribute_table): Make static. Move higher in file.
4725 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4727 (m68hc11_register_indirect_p): Likewise.
4728 (m68hc11_function_arg_padding): Change return type to enum
4730 (emit_move_after_reload): Use add_reg_note.
4731 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4732 (m68hc11_split_logical): Likewise.
4733 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4735 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4736 to VOIDmode in function call.
4737 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4739 (m68hc11_split_logical): Update declaration.
4740 (m68hc11_function_arg_padding): Update declaration.
4741 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4742 to array of enum reg_class.
4743 (mcore_attribute_table): Make static. Move higher in file.
4744 (mcore_rtx_costs): Add cast to enum type.
4745 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4746 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4747 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4749 * config/sh/predicates.md (trapping_target_operand): Rename and to
4751 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4753 * config/spu/spu.c (spu_attribute_table): Make static. Move
4755 * config/v850/v850.c (v850_attribute_table): Make static. Move
4757 (v850_rtx_costs): Use local code with enum type.
4758 (expand_epilogue): Add cast.
4759 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4761 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4764 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4765 -m2a-single-only and -m2a-nofpu.
4766 * config/sh/sh.opt: Document m2a generates FPU code.
4768 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4770 * defaults.h (CAN_ELIMINATE): Provide default.
4771 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4772 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4773 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4774 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4775 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4776 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4777 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4778 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4779 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4780 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4782 2009-06-24 DJ Delorie <dj@redhat.com>
4784 * mep-ext-cop.cpu: Fix copyright notice.
4785 * mep-default: Fix copyright notice.
4786 * mep-core: Fix copyright notice.
4787 * mep: Fix copyright notice.
4788 * mep-ivc2: Fix copyright notice.
4789 * mep-c5: Fix copyright notice.
4791 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4793 * doc/contrib.texi (Contributors):
4795 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4798 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4799 src and dst operands if necessary.
4801 2009-06-23 DJ Delorie <dj@redhat.com>
4804 * config.gcc: Add mep support.
4805 * recog.c: Resurrect validate_replace_rtx_subexp().
4806 * recog.h: Likewise.
4807 * config/mep/: Add new port:
4808 * config/mep/constraints.md: New file.
4809 * config/mep/default.h: New file.
4810 * config/mep/intrinsics.h: New file.
4811 * config/mep/intrinsics.md: New file.
4812 * config/mep/ivc2-template.h: New file.
4813 * config/mep/mep-c5.cpu: New file.
4814 * config/mep/mep-core.cpu: New file.
4815 * config/mep/mep-default.cpu: New file.
4816 * config/mep/mep-ext-cop.cpu: New file.
4817 * config/mep/mep-intrin.h: New file.
4818 * config/mep/mep-ivc2.cpu: New file.
4819 * config/mep/mep-lib1.asm: New file.
4820 * config/mep/mep-lib2.c: New file.
4821 * config/mep/mep-pragma.c: New file.
4822 * config/mep/mep-protos.h: New file.
4823 * config/mep/mep-tramp.c: New file.
4824 * config/mep/mep.c: New file.
4825 * config/mep/mep.cpu: New file.
4826 * config/mep/mep.h: New file.
4827 * config/mep/mep.md: New file.
4828 * config/mep/mep.opt: New file.
4829 * config/mep/predicates.md: New file.
4830 * config/mep/t-mep: New file.
4832 2009-06-23 Ian Lance Taylor <iant@google.com>
4834 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4835 from loose_warn into c_loose_warn and from strict_warn into
4836 c_strict_warn. Set and substitute warn_cxxflags. Check for
4837 --enable-build-with-cxx. Set and substitute
4838 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4839 * Makefile.in (CXXFLAGS): New variable.
4840 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4841 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4842 the default is the same as $(STRICT_WARN).
4843 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4844 (CXX): New variable.
4845 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4846 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4847 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4848 (HOST_LIBS): New variable.
4849 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4850 (ALL_CXXFLAGS): New variable.
4851 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4852 * doc/install.texi (Configuration): Document
4853 --enable-build-with-cxx, --with-stage1-ldflags,
4854 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4855 * configure: Rebuild.
4857 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4859 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4860 from previous commit.
4862 2009-06-23 Ian Lance Taylor <iant@google.com>
4864 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4866 2009-06-23 Ian Lance Taylor <iant@google.com>
4868 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4869 with ATTRIBUTE_UNUSED.
4871 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4872 Pat Haugen <pthaugen@us.ibm.com>
4873 Revital Eres <eres@il.ibm.com>
4875 * config.in (HAVE_AS_POPCNTD): Add default definition.
4876 (HAVE_AS_LWSYNC): Ditto.
4878 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4880 (gcc_cv_as_powerpc_cmpb): Ditto.
4881 (gcc_cv_as_powerpc_dfp): Ditto.
4882 (gcc_cv_as_powerpc_vsx): Ditto.
4883 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4884 supporting the popcntd/lwsync instructions.
4885 (gcc_cv_as_powerpc_lwsync): Ditto.
4886 * configure: Regenerate.
4888 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4889 -mcpu=native and -mcpu=power7.
4890 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4892 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4893 a variable instead of a mask to reduce the number of mask bits.
4894 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4895 (-mbit-word): Ditto.
4896 (-mregnames): Ditto.
4897 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4898 (-mfused-madd): Ditto.
4900 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4902 (-mvsx): New switch for VSX instructions.
4903 (-misel): Move from a variable to a mask to allow it to be set by
4906 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4907 function declaration to an array declaration.
4908 (rs6000_hard_regno_nregs): New external array declaration.
4910 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4911 files included by rs6000.md.
4913 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4914 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4916 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4918 (rs6000_debug_reg): New -mdebug= variables.
4919 (rs6000_debug_addr): Ditto.
4920 (rs6000_debug_cost): Ditto.
4921 (rs6000_pmode): New variable to hold Pmode.
4922 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4923 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4924 calculated at compiler start.
4925 (rs6000_hard_regno_nregs): Change function to an array which holds
4926 HARD_REGNO_NREGS calculated at compiler start.
4927 (rs6000_explicit_options): Delete isel field.
4928 (rs6000_vector_unit): New array to hold which vector unit
4929 supports arithmetic options for a given type.
4930 (rs6000_vector_mem): New array to hold which vector unit supports
4931 memory reference operations for a given type.
4932 (rs6000_vector_align): New array to given the alignment of each
4934 (power7_cost): New basic costs for power7.
4935 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4936 (rs6000_hard_regno_nregs_internal): New function, moved from
4937 HARD_REGNO_NREGS, to calculate the number of registers each hard
4938 register takes for each type.
4939 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4940 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4941 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4942 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4943 unit information here so it is calculated once at compiler startup
4945 (rs6000_override_options): Make -misel a target mask. Add more
4946 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4947 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4949 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4950 (rs6000_handle_option): Move -misel from variable to target mask.
4951 (rs6000_builtin_mask_for_load): Add VSX support.
4952 (rs6000_conditional_register_usage): Ditto.
4953 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4954 (function_arg_boundary): Ditto.
4955 (rs6000_expand_builtin): Ditto.
4956 (def_builtin): Make abort message a little friendlier.
4957 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4959 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4960 assembler support the popcntd instruction instead of a vsx
4961 instruction to enable power7 support.
4962 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4963 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4964 option to the assembler if -mcpu=native.
4965 (ASM_CPU_NATIVE_SPEC): Ditto.
4966 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4968 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4969 the lwsync instruction.
4970 (enum processor_type): Add PROCESSOR_POWER7.
4971 (rs6000_debug_reg): New -mdebug= options.
4972 (rs6000_debug_addr): Ditto.
4973 (rs6000_debug_cost): Ditto.
4974 (rs6000_isel): Delete.
4975 (enum rs6000_vector): New enum to say what vector unit we have.
4976 (VECTOR_UNIT_*): New macros to say which vector unit has
4977 arithmetic operations for a given type.
4978 (VECTOR_MEM_*): New macros to say which vector unit has memory
4979 operations for a given type.
4980 (TARGET_LDBRX): Whether the machine supports the ldbrx
4982 (TARGET_ISEL): Delete, -misel moved to be a mask.
4983 (TARGET_ISEL64): New macro for 64-bit isel support.
4984 (UNITS_PER_VSX_WORD): New macro.
4985 (POINTER_SIZE): Move to be an external variable, rather than
4986 calculating whether we are generating 32 ot 64-bit code.
4988 (STACK_BOUNDARY): Add VSX support.
4989 (LOCAL_ALIGNMENT): Ditto.
4990 (SLOW_UNALIGNED_ACCESS): Ditto.
4991 (VSX_REGNO_P): New macro for VSX support.
4992 (VFLOAT_REGNO_P): Ditto.
4993 (VINT_REGNO_P): Ditto.
4994 (VLOGICAL_REGNO_P): Ditto.
4995 (VSX_VECTOR_MODE): Ditto.
4996 (VSX_SCALAR_MODE): Ditto.
4998 (VSX_MOVE_MODE): Ditto.
4999 (VSX_REG_CLASS_P): Ditto.
5000 (HARD_REGNO_NREGS): Instead of calling a function, use an array
5002 (UNITS_PER_SIMD_WORD): Add VSX support.
5003 (MODES_TIEABLE_P): Ditto.
5004 (STARTING_FRAME_OFFSET): Ditto.
5005 (STACK_DYNAMIC_OFFSET): Ditto.
5006 (EPILOGUE_USES): Ditto.
5007 (REGNO_REG_CLASS): Move to array lookup.
5008 (CLASS_MAX_NREGS): Ditto.
5009 (rs6000_vector_reg_class): Add declaration.
5010 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
5011 overlap with the floating point and Altivec registers.
5013 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5015 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5016 give the appropriate asm switches if -mcpu=native.
5017 (host_detect_local_cpu): Add support for "asm".
5018 (host_detect_local_cpu): Follow GNU code guidelines for name.
5020 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5021 -mbit-word to a variable instead of being a target mask.
5023 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5024 emit the lwsync instruction instead of emitting the instruction as
5025 an integer constant.
5027 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5028 fixuns_trundfsi2, move expander into rs6000.md.
5030 * config/rs6000/rs6000.md (cpu): Add power7.
5031 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5032 (logical predicate patterns): Change the single instruction
5033 primitives that set CR0 to be fast_compare instead of compare.
5035 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5036 (popcntddi2): Ditto.
5037 (popcount<mode>): Ditto.
5038 (floating multiply/add insns): Name the floating point
5040 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5041 (isel_unsigned_<mode>): Ditto.
5042 (fixuns_trundfsi2): Move expander here from spe.md.
5043 (smindi3): Define if we have -misel on 64-bit systems.
5048 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5050 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5052 * config/avr/avr.c (avr_current_device): New variable.
5053 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5054 (avr_arch, mcu_type_s): Move to avr.h.
5055 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5056 default_data_section_start fields.
5057 (avr_arch): Moved from avr.c.
5058 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5059 library_name fields.
5060 (avr_current_device, avr_mcu_types, avr_arch_types,
5061 avr_device_to_arch, avr_device_to_data_start,
5062 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5063 (EXTRA_SPEC_FUNCTIONS): Define.
5064 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5065 options mapping. Use device_to_arch and device_to_data_start insted.
5066 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5067 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5068 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5069 * config/avr/driver-avr.c: New file.
5070 * config/avr/avr-devices.c: New file.
5072 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5074 * var-tracking.c (unshare_variable): Force initialized to
5075 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5076 (set_variable_part): Likewise.
5077 (struct variable_union_info): Remove pos_src field.
5078 (vui_vec, vui_allocated): New variables.
5079 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5080 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5081 == 1 use a simpler sorting algorithm. Compute pos field right
5082 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5083 Avoid quadratic comparison if !flag_var_tracking_uninit.
5084 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5085 unshare_variable unconditionally.
5086 (dataflow_set_different_2): Removed.
5087 (dataflow_set_different): Don't traverse second hash table.
5088 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5089 unconditionally to var_reg_set or var_mem_set.
5090 (emit_notes_in_bb): Likewise.
5091 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5093 (emit_note_insn_var_location): Don't set initialized to
5094 VAR_INIT_STATUS_INITIALIZED early.
5095 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5097 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5099 * tree-object-size.c (addr_object_size): Instead of checking
5100 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5101 are no FIELD_DECLs following it.
5103 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5105 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5106 order to match bswaps with signed source operands.
5108 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5110 * sdbout.c (sdbout_one_type): Fix braces in switch.
5112 2009-06-23 Richard Guenther <rguenther@suse.de>
5114 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5116 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5117 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5118 var_callused, callused_tree, var_storedanything, storedanything_tree,
5119 var_integer, integer_tree): Remove global variables.
5120 (new_var_info): Do not pass new id, append the new var to the
5121 global variable vector.
5122 (do_ds_constraint): Use is_global_var member of the variable-info.
5123 (new_scalar_tmp_constraint_exp): Adjust.
5124 (create_function_info_for): Likewise.
5125 (create_variable_info_for): Likewise.
5126 (find_what_var_points_to): Remove dead code.
5127 (init_base_vars): Simplify.
5128 (compute_points_to_sets): Adjust.
5130 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5132 * combine.c (try_combine): Dump information about the insns we're
5135 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5137 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5138 check when calling force_to_mode on TRUNCATE's operand.
5140 2009-06-22 Ian Lance Taylor <iant@google.com>
5142 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5144 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5146 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5148 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5150 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5151 override library linkage flags such as -static-libgcc or
5154 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5156 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5158 2009-06-22 Ian Lance Taylor <iant@google.com>
5160 * config/linux.opt: Put mglibc ahead of muclibc.
5162 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5163 for duplicate decls.
5165 2009-06-22 Matthias Klose <doko@ubuntu.com>
5167 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5169 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5172 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5173 instead of NULL if a parser error occurs.
5175 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5177 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5178 non-DWARF2_DEBUGGING_INFO version.
5180 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5182 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5183 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5185 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5186 (LIBGCC2_TF_CEXT): Define.
5189 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5192 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5194 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5196 * config/arm/arm.c (arm_override_options): Disable
5197 -mcaller-super-interworking and -mcallee-super-interworking.
5198 * doc/invoke.texi (ARM Options): Document this.
5200 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5202 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5203 * config/arm/constraints.md (j): New constraint for movw operands.
5204 (N): Remove thumb2 meaning.
5205 * config/arm/arm.md (*arm_movw): Delete.
5206 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5207 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5208 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5210 2009-06-22 Martin Jambor <mjambor@suse.cz>
5212 PR tree-optimization/40492
5213 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5214 build_ref_for_offset.
5216 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5218 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5219 JUMP_TABLE_DATA_P predicates where applicable.
5220 * auto-inc-dec.c: Ditto.
5221 * builtins.c: Ditto.
5222 * caller-save.c: Ditto.
5224 * cfgcleanup.c: Ditto.
5225 * cfglayout.c: Ditto.
5228 * combine-stack-adj.c: Ditto.
5234 * dwarf2asm.c: Ditto.
5235 * dwarf2out.c: Ditto.
5236 * emit-rtl.c: Ditto.
5242 * function.c: Ditto.
5245 * genpreds.c: Ditto.
5246 * genrecog.c: Ditto.
5248 * ira-costs.c: Ditto.
5249 * ira-lives.c: Ditto.
5252 * lower-subreg.c: Ditto.
5253 * modulo-sched.c: Ditto.
5255 * postreload.c: Ditto.
5256 * print-rtl.c: Ditto.
5265 * sched-vis.c: Ditto.
5267 * sel-sched-ir.c: Ditto.
5268 * simplify-rtx.c: Ditto.
5269 * targhooks.c: Ditto.
5270 * var-tracking.c: Ditto.
5271 * vmsdbgout.c: Ditto.
5273 2009-06-22 Matthias Klose <doko@ubuntu.com>
5275 * Makefile.in (install-plugin): Always use DESTDIR.
5277 2009-06-22 Olivier Hainque <hainque@adacore.com>
5279 * config/pa/pa.c (output_call): Don't optimize post call jumps
5280 into return address adjustments if the call may throw.
5282 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5284 * arm.c (thumb1_output_casesi): New function.
5285 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5286 optimizing for size or PIC.
5287 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5288 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5289 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5290 (thumb1_casesi_internal_pic): New expand rule.
5291 (thumb1_casesi_dispatch): New pattern.
5292 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5294 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5295 in the text seciton when PIC or optimizing for size.
5296 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5297 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5298 preservation properties of code.
5299 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5300 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5301 (__gnu_thumb1_case_si): New function.
5302 * t-arm (LIB1ASMSRC): Define here.
5303 (LIB1ASMFUNCS): Add some common functions.
5304 * t-arm-elf (LIB1ASMSRC): Delete.
5305 (LIB1ASMFUNCS): Append to existing set.
5306 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5307 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5308 * t-symbian (LIB1ASMFUNCS): Likewise.
5309 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5310 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5312 2009-06-21 Richard Guenther <rguenther@suse.de>
5314 PR tree-optimization/38729
5315 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5316 to loops with a single exit if -fno-expensive-optimizations.
5318 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5320 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5321 (dataflow_set): Change vars type from htab_t to shared_hash.
5322 (shared_hash_pool, empty_shared_hash): New variables.
5323 (vars_clear): Removed.
5324 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5325 shared_hash_find_slot_unshare, shared_hash_find_slot,
5326 shared_hash_find_slot_noinsert, shared_hash_find): New
5328 (shared_hash_unshare, shared_hash_destroy): New functions.
5329 (unshare_variable): Unshare set->vars if shared, use
5331 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5332 (get_init_value, find_src_set_src, dump_dataflow_set,
5333 clobber_variable_part, emit_notes_for_differences): Use
5335 (dataflow_set_init): Remove second argument, set vars to
5336 empty_shared_hash instead of creating a new htab.
5337 (dataflow_set_clear): Call shared_hash_destroy and set vars
5338 to empty_shared_hash instead of calling vars_clear.
5339 (dataflow_set_copy): Don't call vars_copy, instead just share
5340 the src htab with dst.
5341 (variable_union): Use shared_hash_*, use initially NO_INSERT
5342 lookup if set->vars is shared. Don't keep slot cleared before
5343 calling unshare_variable. Unshare set->vars if needed.
5344 Even ->refcount == 1 vars must be unshared if set->vars is shared
5345 and var needs to be modified.
5346 (variable_canonicalize): New function.
5347 (dataflow_set_union): If dst->vars is empty, just share src->vars
5348 with dst->vars and traverse with variable_canonicalize to canonicalize
5349 and unshare what is needed.
5350 (dataflow_set_different): If old_set and new_set use the same shared
5351 htab, they aren't different. If number of htab elements is different,
5352 htabs are different. Use shared_hash_*.
5353 (dataflow_set_destroy): Call shared_hash_destroy instead of
5355 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5356 second argument to dataflow_set_init.
5357 (vt_initialize): Likewise. Initialize shared_hash_pool and
5358 empty_shared_hash, move bb in/out initialization afterwards.
5359 Use variable_htab_free instead of NULL as changed_variables del hook.
5360 (variable_was_changed): Change type of second argument to pointer to
5361 dataflow_set. When inserting var into changed_variables, bump
5362 refcount. Unshare set->vars if set is shared htab and slot needs to
5364 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5365 lookup if set->vars is shared. Unshare set->vars if needed.
5366 Even ->refcount == 1 vars must be unshared if set->vars is shared
5367 and var needs to be modified. Adjust variable_was_changed caller.
5368 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5369 vars must be unshared if set->vars is shared and var needs to be
5370 modified. Adjust variable_was_changed caller.
5371 (emit_note_insn_var_location): Don't pool_free var.
5372 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5374 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5375 free_alloc_pool on shared_hash_pool.
5377 2009-06-20 Anthony Green <green@moxielogic.com>
5379 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5380 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5382 2009-06-20 Richard Guenther <rguenther@suse.de>
5384 * tree-ssa-structalias.c (find_func_aliases): For memset use
5385 a constraint from NULL if we memset to zero.
5386 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5387 we explicitly handle that do not read from memory.
5388 (call_may_clobber_ref_p_1): Properly handle builtins that may
5391 2009-06-20 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/40495
5394 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5395 (new_scalar_tmp_constraint_exp): New function.
5396 (process_constraint): Do not create temporary decls.
5397 (process_all_all_constraints): Likewise.
5398 (handle_const_call): Likewise.
5399 (create_function_info_for): Do not set decl.
5401 2009-06-19 Ian Lance Taylor <iant@google.com>
5403 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5404 (rs6000_attribute_table): Make static; move before use.
5406 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5408 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5409 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5410 Propagate the TREE_READONLY flag without overwriting it.
5411 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5412 Propagate the TREE_READONLY flag onto the result.
5413 (process_call_operands): Move around. Use correct constant value.
5415 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5418 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5419 * config/arm/arm.md: Likewise.
5421 2009-06-19 Ian Lance Taylor <iant@google.com>
5423 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5424 to GIMPLE_ERROR_MARK.
5426 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5427 op2_original_type parameters. Warn about using different enum types.
5428 * c-parser.c (c_parser_conditional_expression): Pass original
5429 types to build_conditional_expr.
5430 * c-tree.h (build_conditional_expr): Update declaration.
5432 2009-06-19 Ian Lance Taylor <iant@google.com>
5434 * config/i386/i386.c (ix86_function_specific_save): Test that
5435 fields match values, rather than testing the values are in a
5438 2009-06-19 Richard Guenther <rguenther@suse.de>
5440 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5442 (ptr_derefs_may_alias_p): Likewise.
5443 (ptr_deref_may_alias_ref_p_1): New function.
5444 (ptr_deref_may_alias_ref_p): Likewise.
5445 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5446 covered by looking at the ESCAPED solution.
5447 (call_may_clobber_ref_p_1): Likewise.
5448 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5449 Handle NULL_TREE offset. Do not produce redundant constraints.
5450 (process_all_all_constraints): New helper function.
5451 (do_structure_copy): Use it.
5452 (handle_lhs_call): Likewise.
5453 (find_func_aliases): Handle some builtins with pointer arguments
5454 and/or return values explicitly.
5456 2009-06-19 Ian Lance Taylor <iant@google.com>
5458 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5460 2009-06-19 Ian Lance Taylor <iant@google.com>
5462 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5464 2009-06-19 Ian Lance Taylor <iant@google.com>
5466 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5467 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5470 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5471 uninitialized const.
5473 2009-06-19 Ian Lance Taylor <iant@google.com>
5475 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5478 * c-decl.c (in_struct, struct_types): Remove.
5479 (struct c_binding): Add in_struct field.
5480 (c_binding_ptr): Define type, along with VEC.
5481 (struct c_struct_parse_info): Define.
5482 (struct_parse_info): New static variable.
5483 (bind): Initialize in_struct field.
5484 (start_struct): Remove enclosing_in_struct and
5485 enclosing_struct_types parameters. Add
5486 enclosing_struct_parse_info parameter. Change all callers. Set
5487 struct_parse_info rather than in_struct and struct_types.
5488 (grokfield): If -Wc++-compat and there is a symbol binding for the
5489 field name, set the in_struct flag and push it on the
5490 struct_parse_info->fields vector.
5491 (warn_cxx_compat_finish_struct): New static function.
5492 (finish_struct): Remove enclosing_in_struct and
5493 enclosing_struct_types parameters. Add
5494 enclosing_struct_parse_info parameter. Change all callers. Don't
5495 set C_TYPE_DEFINED_IN_STRUCT here. Call
5496 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5497 parameter. Only push on struct_types if warn_cxx_compat.
5498 (finish_enum): Only push on struct_types if warn_cxx_compat.
5499 (declspecs_add_type): Add loc parameter. Change all callers.
5500 Change all error calls to error_at. Pass loc, not input_location,
5501 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5502 defined in a struct. If -Wc++-compat and parsing a struct, record
5503 that a typedef name was used.
5504 * c-parser.c (c_parser_declspecs): Get location to pass to
5506 (c_parser_struct_or_union_specifier): Update calls to start_struct
5508 * c-tree.h (struct c_struct_parse_info): Declare.
5509 (finish_struct, start_struct): Update declarations.
5510 (declspecs_add_type): Update declaration.
5512 2009-06-19 Ian Lance Taylor <iant@google.com>
5514 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5515 variable with an anonymous type.
5517 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5519 * see.c: Remove for real.
5521 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5523 * optabs.h (enum optab_index): Add new OTI_significand.
5524 (significand_optab): Define corresponding macro.
5525 * optabs.c (init_optabs): Initialize significand_optab.
5526 * genopinit.c (optabs): Implement significand_optab using
5527 significand?f2 patterns.
5528 * builtins.c (expand_builtin_mathfn): Handle
5529 BUILT_IN_SIGNIFICAND{,F,L}.
5530 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5531 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5533 * config/i386/i386.md (significandxf2, significand<mode>2): New
5534 expanders to implement significandf, significand and significandl
5535 built-ins as inline x87 intrinsics.
5537 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5539 * config/avr/avr.c (avr_override_options): Remove setting value of
5540 PARAM_INLINE_CALL_COST.
5542 2009-06-18 Richard Henderson <rth@redhat.com>
5545 * tree-pass.h (TDF_ASMNAME): New.
5546 * tree-dump.c (dump_options): Add asmname.
5547 * doc/invoke.texi: Document it.
5549 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5550 (dump_decl_name): ...here.
5551 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5552 (dump_generic_node): Update dump_function_name calls.
5553 (print_call_name): New flags arg; update all dump calls.
5554 * diagnostic.h (print_call_name): Update.
5555 * gimple-pretty-print.c (dump_gimple_call): Update.
5557 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5560 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5562 2009-06-18 Diego Novillo <dnovillo@google.com>
5564 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5565 * plugin.c (str_license): Declare.
5566 (try_init_one_plugin): Assert that the symbol
5567 'plugin_is_GPL_compatible' exists.
5569 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5572 * Makefile.in (OBJS-common): Remove see.o.
5574 * common.opt (fsee): Mark as preserved for backward compatibility.
5575 * opts.c (common_handle_option): Add OPT_fsee to the backward
5576 compatibility section.
5577 * passes.c (init_optimization_passes, pass_see): Remove pass.
5578 * timevar.def (TV_SEE): Remove.
5579 * tree-pass.h (pass_see): Remove declaration.
5580 * doc/invoke.texi (-fsee): Remove documentation.
5582 2009-06-18 Martin Jambor <mjambor@suse.cz>
5584 * tree-sra.c: Include statistics.h
5585 (sra_stats): New variable.
5586 (sra_initialize): Clear sra_stats.
5587 (create_access_replacement): Increment sra_stats.replacements.
5588 (get_access_replacement): Do not return twice.
5589 (analyze_all_variable_accesses): Increment statistics counter by the
5590 number of scalarized aggregates.
5591 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5592 (sra_modify_expr): Increment sra_stats.exprs.
5593 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5594 (sra_modify_assign): Increment sra_stats.exprs,
5595 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5596 (perform_intra_sra): Update statistics counters.
5597 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5599 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5601 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5602 (arm_scalar_mode_supported_p): New function.
5604 2009-06-18 Paul Brook <paul@codesourcery.com>
5605 Sandra Loosemore <sandra@codesourcery.com>
5607 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5608 (__extendhfsf2, __truncsfhf2): Define.
5609 * config/arm/fp16.c: New file.
5610 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5611 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5613 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5615 * doc/extend.texi (Half-Precision): New section.
5616 * doc/invoke.texi (Option Summary): List -mfp16-format.
5617 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5618 * config/arm/arm.opt (mfp16-format=): New.
5619 * config/arm/arm.c: Include intl.h.
5620 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5621 (TARGET_INVALID_RETURN_TYPE): Redefine.
5622 (TARGET_PROMOTED_TYPE): Redefine.
5623 (TARGET_CONVERT_TO_TYPE): Redefine.
5624 (arm_fp16_format): Define.
5625 (all_fpus): Add entry for neon-fp16.
5626 (fp_model_for_fpu): Likewise.
5627 (struct fp16_format): Declare.
5628 (all_fp16_formats): Define.
5629 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5631 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5633 (arm_legitimate_index_p): Treat HFmode like HImode.
5634 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5635 (coproc_secondary_reload_class): Special-case HFmode.
5636 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5637 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5638 (arm_init_fp16_builtins): New.
5639 (arm_init_builtins): Call it.
5640 (arm_invalid_parameter_type): New.
5641 (arm_invalid_return_type): New.
5642 (arm_promoted_type): New.
5643 (arm_convert_to_type).
5644 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5646 (arm_emit_fp16_const): New function.
5647 (arm_mangle_type): Mangle __fp16 as "Dh".
5648 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5650 (TARGET_NEON_FP16): New.
5651 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5652 (enum fputype): Add FPUTYPE_NEON_FP16.
5653 (enum arm_fp16_format_type): Declare.
5654 (arm_fp16_format): Declare.
5655 (LARGEST_EXPONENT_IS_NORMAL): Define.
5656 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5657 * config/arm/arm-modes.def (HFmode): Define.
5658 * config/arm/vfp.md: (*movhf_vfp): New.
5661 * config/arm/arm.md: (fpu): Add neon_fp16.
5662 (floatsihf2, floatdihf2): New.
5663 (fix_trunchfsi2, fix_trunchfdi2): New.
5667 (*arm32_movhf): New.
5668 (*thumb1_movhf): New.
5669 (consttable_2): Add check for HFmode constants.
5670 (consttable_4): Handle HFmode constants.
5672 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5674 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5676 2009-06-17 Olivier Hainque <hainque@adacore.com>
5678 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5679 const char ** conversion in AIX specific section.
5681 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5683 * config/i386/i386.c (ix86_special_builtin_type): Remove
5684 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5685 (bdesc_special_args): Updated.
5686 (ix86_init_mmx_sse_builtins): Likewise.
5687 (ix86_expand_special_args_builtin): Likewise.
5689 2009-06-17 Richard Henderson <rth@redhat.com>
5691 * tree-pretty-print.c (maybe_dump_asm_name): New.
5692 (dump_decl_name): Use it.
5693 (PRINT_FUNCTION_NAME): Merge into...
5694 (dump_function_name): ... here. Use maybe_dump_asm_name.
5696 2009-06-17 Cary Coutant <ccoutant@google.com>
5698 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5700 * debug.c (struct gcc_debug_hooks): Change placeholder for
5702 (debug_nothing_int_charstar_int): Replaced by...
5703 (debug_nothing_int_charstar_int_bool): ...this.
5704 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5705 source_line prototype.
5706 (debug_nothing_int_charstar_int): Replaced by...
5707 (debug_nothing_int_charstar_int_bool): ...this.
5708 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5709 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5710 Output is_stmt operand when necessary.
5711 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5712 (notice_source_line): Add is_stmt parameter.
5713 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5714 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5716 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5717 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5719 2009-06-17 Ian Lance Taylor <iant@google.com>
5721 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5723 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5726 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5728 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5729 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5730 tree_strip_sign_nop_conversions and
5731 tree_ssa_strip_useless_type_conversions rather than stripping
5732 the operations here.
5733 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5735 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5736 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5737 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5738 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5741 2009-06-17 Michael Eager <eager@eagercon.com>
5743 * config/rs6000/constraints.md (register_constraint "d"): New.
5744 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5745 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5746 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5747 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5748 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5749 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5750 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5751 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5752 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5753 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5755 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5756 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5757 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5758 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5759 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5760 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5761 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5762 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5763 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5764 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5765 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5766 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5767 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5768 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5770 2009-06-16 Ian Lance Taylor <iant@google.com>
5772 * profile.c (total_num_never_executed): Don't define.
5773 (compute_branch_probabilities): Don't count or print
5775 (init_branch_prob): Don't set total_num_never_executed.
5776 (end_branch_prob): Don't print total_num_never_executed.
5778 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5780 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5782 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5784 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5785 (nabstd2_fpr): Same.
5787 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5789 * expr.c (expand_assignment): Change complex type check.
5791 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5793 * doc/plugins.texi (Building GCC plugins): Added new section.
5795 2009-06-17 Ian Lance Taylor <iant@google.com>
5797 * c-pch.c (get_ident): Don't set size of templ array.
5798 (pch_init): Don't set size of partial_pch array.
5800 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5801 string constant to intialize an array whose size is the length of
5804 2009-06-17 Richard Guenther <rguenther@suse.de>
5806 PR tree-optimization/40389
5807 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5808 to addressable types.
5809 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5811 2009-06-17 Richard Guenther <rguenther@suse.de>
5814 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5815 if there is no evolution of left in the loop bail out.
5816 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5817 chrec_fold_multiply.
5819 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5820 Janis Johnson <janis187@us.ibm.com>
5823 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5824 for the symbol ref of a constant that is the source of a move
5825 - nor for any other not-obvious-label-ref constants.
5827 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5829 * plugin.c (position_pass): Skip newly inserted pass during list
5830 traversal to avoid repeated insertion.
5832 2009-06-16 Ian Lance Taylor <iant@google.com>
5834 * vec.h (VEC_stack_alloc): Define different version if
5835 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5836 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5837 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5838 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5840 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5842 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5844 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5845 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5846 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5847 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5848 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5849 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5850 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5851 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5852 __builtin_ia32_rdtscp.
5853 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5854 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5855 and __builtin_ia32_rorhi.
5856 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5857 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5858 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5859 (ix86_expand_args_builtin): Likewise.
5860 (ix86_expand_special_args_builtin): Likewise.
5862 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5863 (UNSPECV_RDTSC): Likewise.
5864 (UNSPECV_RDPMC): Likewise.
5865 (*bsr): Renamed to ...
5867 (*bsr_rex64): Renamed to ...
5871 (*rdpmc_rex64): Likewise.
5874 (*rdtsc_rex64): Likewise.
5876 (*rdtscp): Likewise.
5877 (*rdtscp_rex64): Likewise.
5879 * config/i386/ia32intrin.h: New.
5881 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5883 2009-06-16 Ian Lance Taylor <iant@google.com>
5885 * ira-build.c (copy_info_to_removed_store_destinations):
5886 Initialize parent_a.
5888 2009-06-16 Ian Lance Taylor <iant@google.com>
5890 * c-decl.c (grokdeclarator): Change size_varies to bool.
5892 2009-06-16 Ian Lance Taylor <iant@google.com>
5894 * sel-sched.c: Make forward declarations of move_op_hooks and
5895 fur_hooks explicitly extern.
5897 2009-06-16 Ian Lance Taylor <iant@google.com>
5899 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5900 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5902 2009-06-16 Ian Lance Taylor <iant@google.com>
5904 * resource.c (mark_referenced_resources): Change
5905 include_delayed_effects parameter to bool. Change all callers.
5906 (mark_end_of_function_resources): Likewise.
5907 * reorg.c (insn_references_resource_p): Likewise.
5908 (insn_sets_resource_p): Likewise.
5909 * resource.h (mark_referenced_resources): Update declaration.
5910 (mark_end_of_function_resources): Update declaration.
5912 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5914 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5916 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5918 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5919 GCC can bootstrap on AIX with GNU Binutils 2.20.
5921 2009-06-16 Ian Lance Taylor <iant@google.com>
5923 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5925 2009-06-16 Ian Lance Taylor <iant@google.com>
5927 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5928 inline, not extern inline.
5929 (exact_log2): Likewise.
5930 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5932 (exact_log2): Likewise, but don't test CTZ_HWI.
5934 2009-06-16 Ian Lance Taylor <iant@google.com>
5936 * bitmap.c (bitmap_clear): Don't declare as inline.
5937 * gimple.c (gimplify_assign): Likewise.
5938 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5939 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5940 (sched_scan_info): Remove duplicate definition.
5942 2009-06-16 Ian Lance Taylor <iant@google.com>
5944 * c-common.c (skip_evaluation): Don't define.
5945 (c_inhibit_evaluation_warnings): Define global variable.
5946 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5947 than skip_evaluation.
5948 (convert_and_check, warn_for_div_by_zero): Likewise.
5949 * c-common.h (skip_evaluation): Don't declare.
5950 (c_inhibit_evaluation_warnings): Declare.
5951 * c-parser.c (c_parser_typeof_specifier): Set
5952 c_inhibit_evaluation_warnings rather than skip_evaluation.
5953 (c_parser_conditional_expression): Likewise.
5954 (c_parser_binary_expression): Likewise.
5955 (c_parser_sizeof_expression): Likewise.
5956 (c_parser_alignof_expression): Likewise.
5957 * c-typeck.c (build_indirect_ref): Check
5958 c_inhibit_evaluation_warnings rather than skip_evaluation.
5959 (build_conditional_expr, build_binary_op): Likewise.
5961 2009-06-16 Richard Guenther <rguenther@suse.de>
5963 * tree-ssa-alias.c (is_escape_site): Remove.
5964 * tree-ssa-alias.h (enum escape_type): Remove.
5965 (is_escape_site): Likewise.
5966 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5967 via casts and asms without deferring to is_escape_site.
5969 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5972 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5973 use gen_lowpart if op0 has complex mode.
5975 2009-06-16 Richard Guenther <rguenther@suse.de>
5977 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5978 variables add them to ESCAPED.
5979 (find_func_aliases): Do not make all indirectly stored values escaped.
5981 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5983 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5986 2009-06-16 Martin Jambor <mjambor@suse.cz>
5988 PR tree-optimization/40432
5989 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5990 check whether we need to force gimple register operand.
5992 2009-06-16 Martin Jambor <mjambor@suse.cz>
5994 PR tree-optimization/40413
5995 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5996 build_ref_for_offset.
5997 (propagate_subacesses_accross_link): Fix a typo in a comment.
5999 2009-06-16 Ira Rosen <irar@il.ibm.com>
6001 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6002 with additional parameter.
6003 * tree-vectorizer.h (enum vect_def_type): Add new value
6005 (enum vect_relevant): Add comments.
6006 (vect_is_simple_reduction): Add new argument.
6007 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
6008 Detect nested cycles.
6009 (vect_is_simple_reduction): Update documentation, add an argument to
6010 distinguish inner-loop reduction from nested cycle, detect nested
6011 cycles, fix printings and indentation, don't swap operands in case
6013 (get_initial_def_for_reduction): Handle subtraction.
6014 (vect_create_epilog_for_reduction): Add new argument to specify
6016 (vect_finalize_reduction): Handle subtraction, fix comments.
6017 (vectorizable_reduction): Handle nested cycles. In case of nested
6018 cycle keep track of the reduction variable position. Call
6019 vect_is_simple_reduction with additional parameter. Use original
6020 statement code in reduction epilogue for nested cycle. Call
6021 vect_create_epilog_for_reduction with additional parameter.
6022 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6023 inner-loop vectorization.
6024 (vect_recog_widen_sum_pattern): Likewise.
6025 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6027 (vect_mark_stmts_to_be_vectorized): Likewise.
6028 (vect_get_vec_def_for_operand): Handle nested cycles.
6030 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6032 * doc/invoke.texi (Debugging Options): Fix option index entries
6033 for -fdump-statistics, -frandom-seed add entries for
6034 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6035 (FRV Options): Fix entries for -mTLS, -mtls.
6036 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6037 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6038 (M68hc1x Options): Fix @itemx for -mnominmax.
6039 (MCore Options): Fix entry for -mno-lsim.
6040 (MMIX Options): Fix entry for -mabi=mmixware.
6041 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6043 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6045 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6046 Mention the plugin mode of gengtype.
6047 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6048 * gengtype.c: Updated copyright.
6049 (plugin_files, nb_plugin_files) Added new static variables.
6050 (measure_input_list) Care about plugin_files.
6051 (write_rtx_next): Added early return in plugin mode.
6052 (create_file): Updated copyright year in generated file. Added
6054 (oprintf): Added early return if NULL outf.
6055 (get_output_file_with_visibility): Care of plugin_files.
6056 (get_output_file_name): May return null.
6057 (write_local): Added early return.
6058 (put_mangled_filename): Ditto.
6059 (finish_root_table): Added check for base_files.
6060 (write_roots): Care about null when plugins.
6061 (main): Added plugin mode.
6063 2009-06-15 Ian Lance Taylor <iant@google.com>
6065 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6066 * gcov.c (read_count_file): Add braces around variables declared
6069 * c.opt (Wjump-misses-init): New warning.
6070 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6071 -Wall and -Wc++-compat if not already set.
6072 (c_common_post_options): Clear warn_jump_misses_init if it was not
6074 * c-decl.c (struct c_binding): Change type field to a union with
6075 new label field. Make it the first field in the struct. Update
6076 references to type to use u.type instead.
6077 (struct c_spot_bindings): Define.
6078 (struct c_goto_bindings): Define.
6079 (c_goto_bindings_p): Define, along with VECs.
6080 (struct c_label_vars): Define.
6081 (struct c_scope): Add has_label_bindings field.
6082 (bind_label, set_spot_bindings): New static functions.
6083 (decl_jump_unsafe, update_spot_bindings): New static functions.
6084 (update_label_decls): New static function.
6085 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6086 Update binding u.label field to shadowed field.
6087 (c_binding_start_stmt_expr): New function.
6088 (c_binding_end_stmt_expr): New function.
6089 (pushdecl): Don't call c_begin_vm_scope.
6090 (make_label): Add defining and p_label_vars parameters. Change
6092 (lookup_label): Correct test for whether a label has not yet been
6093 defined. Call bind_label rather than bind.
6094 (warn_about_goto): New static function.
6095 (lookup_label_for_goto): New function.
6096 (declare_label): Call bind_label rather than bind.
6097 (check_earlier_gotos): New static function.
6098 (define_label): Don't give errors about jumping into statement
6099 expressions or scopes of variably modified types. Call
6100 set_spot_bindings and check_earlier_gotos. Call bind_label
6101 instead of bind. Don't set label_context_stack_se or
6102 label_context_stack_vm.
6103 (c_get_switch_bindings): New function.
6104 (c_release_switch_bindings): New function.
6105 (c_check_switch_jump_warnings): New function.
6106 (start_function): Don't set label_context_stack_se or
6107 label_context_stack_vm.
6108 (finish_function): Likewise.
6109 * c-typeck.c (label_context_stack_se): Don't define.
6110 (label_context_stack_vm): Don't define.
6111 (c_finish_goto_label): Call lookup_label_for_goto rather than
6112 lookup_label. Don't give errors about jumping into a statement
6113 expression or the scope of a variably modified type. Don't set
6114 label_context_stack_se or label_context_stack_vm.
6115 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6116 fields. Add bindings field.
6117 (c_start_case): Don't set deleted fields. Set bindings field.
6118 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6119 or blocked_vm. Call c_check_switch_jump_warnings.
6120 (c_finish_case): Don't test blocked_stmt_expr field. Call
6121 c_release_switch_bindings.
6122 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6123 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6124 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6125 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6126 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6127 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6128 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6129 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6130 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6131 (C_DECL_UNJUMPABLE_VM): Don't define.
6132 (C_DECL_UNDEFINABLE_VM): Don't define.
6133 (struct c_label_list): Don't define.
6134 (struct c_label_context_se): Don't define.
6135 (struct c_label_context_vm): Don't define.
6136 (struct c_spot_bindings): Declare.
6137 (c_bindings_start_stmt_expr): Declare.
6138 (c_bindings_end_stmt_expr): Declare.
6139 (lookup_label_for_goto): Declare.
6140 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6141 (c_check_switch_jump_warnings): Declare.
6142 (label_context_stack_se, label_context_stack_vm): Don't declare.
6143 (c_finish_goto_label): Update declaration.
6144 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6145 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6146 (Warning Options): Document -Wjump-misses-init.
6148 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6150 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6153 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6155 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6157 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6159 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6161 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6163 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6165 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6167 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6168 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6169 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6170 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6171 * dwarf2asm.c (dw2_force_const_mem): Update call to
6173 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6174 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6175 * langhooks.c (lhd_comdat_group): Remove.
6176 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6177 * tree.h (DECL_COMDAT_GROUP): New.
6178 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6179 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6180 (make_decl_one_only): Change signature.
6181 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6183 (make_decl_one_only): Change signature.
6184 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6186 2009-06-15 Richard Guenther <rguenther@suse.de>
6189 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6191 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6193 * tree-ssa-math-opts.c: Remove extra divide.
6195 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6197 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6199 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6201 * passes.c: Add bswap pass.
6202 * tree-pass.h: Add pass_optimize_bswap declaration.
6203 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6204 Include rtl.h, expr.h and optabs.h for optab_handler check.
6205 (struct symbolic_number, pass_optimize_bswap): New definition.
6206 (do_shift_rotate, verify_symbolic_number_p): New functions.
6207 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6208 (gate_optimize_bswap): New function.
6209 * tree.c (widest_int_cst_value): New function.
6210 * tree.h (widest_int_cst_value): Prototype added.
6212 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6214 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6215 REG_EQUAL/REG_EQUIV notes.
6217 2009-06-14 Richard Guenther <rguenther@suse.de>
6220 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6221 has its address taken if NRV was applied and it is addressable.
6222 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6223 function split out from ...
6224 (get_constraint_for_1): ... here.
6225 (handle_rhs_call): Use it to mark the return slot escaped if
6226 it is addressable and NRV was applied.
6228 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6230 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6231 Change first argument type to location_t.
6232 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6233 Do not set input_location.
6234 Use loc instead of input_location throughout.
6236 2009-06-13 Richard Guenther <rguenther@suse.de>
6238 PR tree-optimization/40421
6239 * tree-predcom.c (should_unroll_loop_p): Remove.
6240 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6242 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6244 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6245 Add location argument.
6247 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6249 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6251 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6252 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6253 * config/spu/spu-protos.h: Add location to
6254 spu_resolve_overloaded_builtin.
6255 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6256 spu_build_builtin_va_list.
6257 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6258 argument. Pass location to build_function_call_vec.
6259 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6261 (emit_fpu_switch): Same.
6262 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6263 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6264 to build_decl and create_artificial_label.
6265 (xtensa_gimplify_va_arg_expr): Same.
6266 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6267 (xstormy16_gimplify_va_arg_expr): Same.
6268 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6269 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6270 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6271 (mips16_build_function_stub): Same.
6272 (mips16_build_call_stub): Same.
6274 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6277 * arm/constraints.md (Pa, Pb): New constraints.
6278 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6279 split pattern to deal with them.
6281 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6283 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6284 fix index entry for -Xpreprocessor.
6286 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6288 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6289 Add location argument to build_decl call.
6290 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6291 (rs6000_init_builtins): Same.
6292 (spe_init_builtins): Same.
6293 (rs6000_gimplify_va_arg): Add location argument to
6294 create_artificial_label call.
6296 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6298 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6299 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6300 * Makefile.in: Fix GGC dependency for gcse.o.
6302 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6304 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6305 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6306 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6308 * c-parser.c (c_parser_binary_expression): Use current column while
6309 building binary operations.
6310 * common.opt (fshow-column): Enable by default.
6311 * tree-vrp.c (check_array_ref): Use warning_at.
6312 (check_array_bounds): Use location from call back if expr has no
6314 * tree.h: Add location argument to maybe_fold_*.
6315 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6316 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6317 (maybe_fold_offset_to_component_ref): Same.
6318 (maybe_fold_offset_to_reference): Same.
6319 (maybe_fold_offset_to_address): Same.
6320 (maybe_fold_stmt_indirect): Same.
6321 (maybe_fold_stmt_addition): Same.
6322 (fold_stmt_r): Pass location to maybe_fold_*.
6323 (fold_gimple_assign): Same.
6324 * c-tree.h: Add location argument to finish_decl,
6325 default_function_array_conversion, store_init_value.
6326 * c-decl.c (define_label): Use error_at.
6327 (c_make_fname_decl): Pass location to finish_decl.
6328 (finish_decl): New location argument.
6329 (build_compound_literal): Pass location to store_init_value.
6330 (grokdeclarator): Pass location to finish_decl.
6332 * c-typeck.c (array_to_pointer_conversion): New location argument.
6333 (function_to_pointer_conversion): Same.
6334 (default_function_array_conversion): Same.
6335 (parser_build_unary_op): Pass location to overflow_warning.
6336 (parser_build_binary_op): Same. Use warning_at.
6337 (build_unary_op): Pass location to array_to_pointer_conversion.
6338 (build_c_cast): Pass location to digest_init.
6339 (build_modify_expr): New location argument.
6340 (convert_for_assignment): Same.
6341 (store_init_value): Same.
6342 (digest_init): Same.
6343 (output_init_element): Pass location to digest_init and
6344 array_to_pointer_conversion.
6345 (c_finish_return): Pass location to convert_for_assignment.
6346 * gimplify.c (gimplify_conversion): Pass location to
6347 maybe_fold_offset_to_address.
6348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6349 to maybe_fold_stmt_addition.
6350 * c-omp.c (c_finish_omp_atomic): Pass new location to
6352 (c_finish_omp_for): Same.
6353 * c-common.c (overflow_warning): New argument.
6354 * c-common.h: New argument to build_modify_expr, overflow_warning.
6355 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6357 (c_parser_initializer): Pass location to
6358 default_function_array_conversion.
6359 (c_parser_initelt): Same.
6360 (c_parser_initval): Same.
6361 (c_parser_asm_operands): Same.
6362 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6363 (c_parser_conditional_expression): Same.
6364 (c_parser_binary_expression): Add location info to stack. Use it.
6365 (c_parser_unary_expression): Pass location to
6366 default_function_array_conversion, parser_build_unary_op,
6367 build_indirect_ref, c_parser_postfix_expression_after_primary.
6368 (c_parser_postfix_expression_after_primary): New location argument.
6370 (c_parser_expression_conv): Pass location to
6371 default_function_array_conversion.
6372 (c_parser_expr_list): Same.
6373 (c_parser_omp_atomic): Same.
6374 (c_parser_omp_for_loop): Same.
6375 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6376 (build_array_declarator): New argument.
6377 * c-decl.c (build_array_declarator): Add location argument.
6378 (grokdeclarator): Set id_loc for cdk_array.
6379 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6380 build_array_declarator.
6381 * tree.c (build_omp_clause): Add location argument.
6382 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6383 (OMP_CLAUSE_LOCATION): New macro.
6384 (struct tree_omp_clause): Add location field.
6385 (build_omp_clause): Add argument.
6386 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6387 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6389 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6390 (cp_parser_omp_clause_collapse): Same.
6391 (cp_parser_omp_clause_default): Same.
6392 (cp_parser_omp_clause_if): Same.
6393 (cp_parser_omp_clause_nowait): Same.
6394 (cp_parser_omp_clause_num_threads): Same.
6395 (cp_parser_omp_clause_ordered): Same.
6396 (cp_parser_omp_clause_schedule): Same.
6397 (cp_parser_omp_clause_untied): Same.
6398 (cp_parser_omp_for_loop): Same.
6399 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6400 * c-tree.h (c_start_case): Add location argument.
6401 (c_process_expr_stmt): Same.
6402 (c_finish_goto_*): Same.
6403 * tree-parloops.c (initialize_reductions): Pass location to
6405 (create_parallel_loop): Same.
6406 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6407 (gfc_trans_omp_reduction_list): Same.
6408 (gfc_trans_omp_clauses): Same.
6409 (gfc_trans_omp_do): Same.
6410 * c-typeck.c (c_finish_goto_label): Same.
6411 (c_finish_goto_ptr): New location argument.
6412 (c_start_case): Same.
6413 (emit_side_effect_warnings): Same.
6414 (c_process_expr_stmt): Same.
6415 (c_finish_stmt_expr): Same.
6416 (c_finish_omp_clauses): Use error_at instead of error.
6417 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6419 * c-omp.c (c_split_parallel_clauses): New location argument.
6420 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6421 to build_omp_clause.
6422 (convert_local_reference_stmt): Same.
6423 (convert_gimple_call): Same.
6424 * c-common.h (c_split_parallel_clauses): New argument.
6425 * c-parser.c (c_parser_statement_after_labels): Pass location to
6426 c_finish_goto_label.
6427 (c_parser_switch_statement): Pass location to c_start_case.
6428 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6429 and c_process_expr_stmt.
6430 (c_parser_omp_variable_list): Add location argument.
6431 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6432 (c_parser_omp_clause_default): Same.
6433 (c_parser_omp_clause_if): Same.
6434 (c_parser_omp_clause_num_threads): Same.
6435 (-c_parser_omp_clause_ordered): Same.
6436 (c_parser_omp_clause_reduction): Pass location to
6437 c_parser_omp_variable_list.
6438 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6439 (c_parser_omp_clause_untied): Same.
6440 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6441 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6443 * c-tree.h (check_for_loop_decls, undeclared_variable,
6444 build_component_ref, build_array_ref, build_external_ref,
6445 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6446 build_conditional_expr, build_compound_expr, c_cast_expr,
6447 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6448 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6450 * c-semantics.c (build_stmt): Same.
6451 (build_case_label): Same.
6452 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6453 (undeclared_variable): New argument.
6455 (lookup_label): Pass location on down.
6456 (define_label): Same.
6457 (finish_decl): Same.
6458 (build_compound_literal): Same.
6459 (finish_struct): Same.
6460 (finish_function): Do not set location here.
6461 (check_for_loop_decls): New argument.
6462 * tree.c (save_expr): Set location.
6463 (build_empty_stmt): New argument.
6464 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6465 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6466 * builtins.c (gimplify_va_arg_expr): Use locations.
6467 (expand_builtin_sync_operation): Same.
6468 * c-typeck.c (build_component_ref): New argument.
6469 (build_array_ref): Same.
6470 (build_external_ref): Same.
6471 (c_expr_sizeof_expr): Same.
6472 (c_expr_sizeof_type): Same.
6473 (parser_build_unary_op): Same.
6474 (build_conditional_expr): Same.
6475 (build_compound_expr): Pass location on down.
6476 (build_compound_expr): New argument.
6477 (build_c_cast): Same.
6478 (c_cast_expr): Same.
6479 (build_asm_expr): Same.
6480 (c_finish_return): Same.
6481 (c_process_expr_stmt): Pass location on down.
6482 (c_finish_stmt_expr): New argument.
6483 (push_clenaup): Same.
6484 (c_finish_omp_parallel): Same.
6485 (c_finish_omp_task): Same.
6486 * gimplify.c (gimplify_call_expr): Pass location on down.
6487 * c-omp.c (c_finish_omp_master): New argument.
6488 (c_finish_omp_critical): Same.
6489 (c_finish_omp_ordered): Same.
6490 (c_finish_omp_barrier): Same.
6491 (-c_finish_omp_taskwait): Same.
6492 (c_finish_omp_atomic): Same.
6493 (c_finish_omp_flush): Same.
6494 * tree-inline.c (copy_tree_body_r): Pass location on down.
6495 (inline_forbidden_p): Remove use of input_location.
6496 * c-gimplify.c (c_build_bind_expr): New argument.
6497 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6498 (c_sizeof_or_alignof_type): New argument.
6499 (c_alignof_expr): Same.
6500 (build_va_arg): Same.
6501 (c_add_case_label): Same.
6502 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6503 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6504 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6505 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6506 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6507 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6509 * stub-objc.c (objc_build_selector_expr): Same.
6510 (objc_build_throw_stmt): Same.
6511 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6512 (c_parser_initelt): Same.
6513 (c_parser_compound_statement): Same.
6514 (c_parser_compound_statement_nostart): Same.
6515 (c_parser_label): Same.
6516 (c_parser_statement_after_labels): Same.
6517 (c_parser_if_body): Same.
6518 (c_parser_else_body): Same.
6519 (c_parser_if_statement): Same.
6520 (c_parser_switch_statement): Same.
6521 (c_parser_while_statement): Same.
6522 (c_parser_do_statement): Same.
6523 (c_parser_for_statement): Same.
6524 (c_parser_asm_statement): Same.
6525 (c_parser_conditional_expression): Same.
6526 (c_parser_binary_expression): Same.
6527 (c_parser_cast_expression): Same.
6528 (c_parser_unary_expression): Same.
6529 (c_parser_sizeof_expression): Same.
6530 (c_parser_alignof_expression): Same.
6531 (c_parser_postfix_expression): Same.
6532 (c_parser_expression): Same.
6533 (c_parser_objc_receiver): Same.
6534 (c_parser_omp_variable_list): Same.
6535 (c_parser_omp_structured_block): Same.
6536 (c_parser_omp_atomic): New argument.
6537 (c_parser_omp_barrier): Same.
6538 (c_parser_omp_critical): Same.
6539 (c_parser_omp_flush): Pass location on down.
6540 (c_parser_omp_for_loop): New argument.
6541 (c_parser_omp_for): Same.
6542 (c_parser_omp_master): Same.
6543 (c_parser_omp_ordered): Same.
6544 (c_parser_omp_sections_scope): Same.
6545 (c_parser_omp_sections): Same.
6546 (c_parser_omp_parallel): Same.
6547 (c_parser_omp_single): Same.
6548 (c_parser_omp_task): Same.
6549 (c_parser_omp_taskwait): Pass location on down.
6550 (c_parser_omp_construct): Same.
6551 (c_parser_omp_threadprivate): Same.
6552 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6553 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6554 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6555 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6556 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6557 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6558 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6559 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6560 config/i386/i386.c, stmt.c:
6561 Add location argument to the following function definitions and/or
6562 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6563 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6564 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6565 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6566 do_case, c_finish_bc_stmt, build_compound_literal,
6567 build_function_call.
6568 * c-decl.c (build_compound_literal): Add location argument.
6569 Make all diagnostic calls use location.
6570 (start_struct): Same.
6571 (finish_struct): Same.
6573 (build_enumerator): Same.
6574 (start_function): Same.
6575 (grokdeclarator): Make all diagnostic calls use location.
6576 (store_parm_decls_oldstyle): Same.
6577 * c-typeck.c (build_function_call): Add location argument.
6578 Make all diagnostic calls use location.
6580 (c_finish_bc_stmt): Same.
6581 * tree-nested.c (get_trampoline_type): Add argument.
6582 Pass location to build_decl.
6583 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6584 * rtl.h (RTL_LOCATION): New.
6585 * c-common.c (c_add_case_label): Add location argument.
6586 Make all diagnostic calls use location.
6587 * c-common.h: Add location argument to make_fname_decl, do_case,
6588 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6589 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6590 Set it appropriately for every case. Pass enum_loc to start_enum
6591 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6593 (c_parser_struct_or_union_specifier): Save location. Use it for
6594 start_struct, finish_struct, and parser_xref_tag.
6596 2009-06-12 Ian Lance Taylor <iant@google.com>
6598 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6600 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6601 cpp_opts->warn_cxx_operator_names.
6603 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6606 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6607 is returns NULL and OP is a VCE, look through the VCE.
6609 2009-06-12 Ian Lance Taylor <iant@google.com>
6612 * collect2.c (main): Use CONST_CAST2 in code inside #if
6613 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6615 2009-06-12 Joey Ye <joey.ye@intel.com>
6618 * cfgexpand.c (get_decl_align_unit): Update
6619 max_used_stack_slot_alignment with align instead of
6620 stack_alignment_needed.
6622 * function.c (assign_stack_local_1): Update
6623 max_used_stack_slot_alignment with alignment_in_bits instead
6624 of stack_alignment_needed.
6625 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6628 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6630 * dwarf2out.c (last_var_location_insn): New variable.
6631 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6632 (dwarf2out_var_location): Don't record anything after last real
6633 insn. Only change labels if there were any real instructions
6634 in between last note and this one, or if changed sections.
6636 2009-06-11 Richard Henderson <rth@redhat.com>
6638 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6639 note when storing the frame pointer in a register.
6640 (FRP): Don't redefine to nothing for epilogue.
6641 (alpha_expand_epilogue): Mark register and sp restores.
6642 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6644 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6645 when gen_lowpart is needed.
6647 2009-06-11 Richard Henderson <rth@redhat.com>
6649 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6651 * dwarf2out.c (need_data_align_sf_opcode): New.
6652 (div_data_align): Move earlier.
6653 (def_cfa_1, reg_save): Use it.
6655 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6657 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6658 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6659 (ix86_handle_option): Handle OPT_mcrc32.
6660 (ix86_target_string): Add -mcrc32.
6661 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6663 * config/i386/i386.h (TARGET_CRC32): New.
6665 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6666 (sse4_2_crc32di): Likewise.
6668 * config/i386/i386.opt (mcrc32): New.
6670 * doc/invoke.texi: Document -mcrc32.
6672 2009-06-11 Richard Henderson <rth@redhat.com>
6674 * common.opt (gdwarf-): Accept a version number.
6675 * doc/invoke.texi (gdwarf-): Update docs.
6676 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6677 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6678 version level, and record it.
6680 * dwarf2.h (DW_CIE_VERSION): Remove.
6681 * dwarf2out.c (DWARF_VERSION): Remove.
6682 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6683 (output_call_frame_info): Use CIE version 3 for dwarf3,
6684 or if the return register column is out of range for version 1.
6685 (dwarf_stack_op_name): Add all dwarf3 values.
6686 (DEBUG_PUBTYPES_SECTION): New.
6687 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6688 encoding change for dwarf3.
6689 (output_die) [dw_val_class_die_ref]: Likewise.
6690 (output_compilation_unit_header): Emit correct version for dwarf3.
6691 (output_line_info): Likewise.
6692 (output_pubnames): Update for DWARF_VERSION removal.
6693 (output_aranges): Likewise.
6694 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6695 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6696 (dwarf2out_finish): Likewise.
6698 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6700 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6703 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6706 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6707 * builtins.c (expand_builtin_unreachable): New function.
6708 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6709 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6710 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6712 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6713 searching for missing barriers.
6715 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6717 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6718 when -fprofile-generate* was passed.
6719 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6721 2009-06-11 Anthony Green <green@moxielogic.com>
6723 * config/moxie/moxie.md: Define length attribute for all instructions.
6725 (*b<cond:code>): Support limited branch ranges for new PC-relative
6726 branch instructions.
6727 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6729 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6731 * config/i386/i386.c (min_insn_size): Use get_attr_length
6732 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6735 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6736 instead of emit_insn_before.
6738 2009-06-10 Ian Lance Taylor <iant@google.com>
6741 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6744 2009-06-10 Revital Eres <eres@il.ibm.com>
6746 * passes.c (init_optimization_passes): Reschedule
6747 predictive-commoning pass before complete unroll pass.
6749 2009-06-10 Martin Jambor <mjambor@suse.cz>
6751 * cgraph.c (cgraph_node_can_be_local_p): New function.
6752 (cgraph_make_node_local): New function.
6753 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6754 (cgraph_make_node_local): Declare.
6756 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6758 * tree.h (tree_base): Add packed_flag and user_align fields.
6759 Decrease size of spare field.
6760 (TYPE_USER_ALIGN): Use user_align from tree_base.
6761 (DECL_USER_ALIGN): Likewise.
6762 (TYPE_PACKED): Use packed_flag from tree_base.
6763 (DECL_PACKED): Likewise.
6764 (tree_type): Delete packed_flag and user_align fields. Widen
6765 precision field. Widen mode field and shuffle fields to align
6766 mode on an 8-bit boundary.
6767 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6768 Renumber decl_flag_* fields. Fix comments. Widen
6769 decl_common_unused field.
6770 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6771 (DECL_EXTERNAL): Likewise.
6772 (DECL_BIT_FIELD): Likewise.
6773 (DECL_NONADDRESSABLE_P): Likewise.
6774 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6775 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6777 2009-06-10 Ian Lance Taylor <iant@google.com>
6779 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6780 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6781 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6782 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6783 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6784 DEF_VEC_ALLOC_FUNC_P.
6785 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6786 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6787 DEF_VEC_ALLOC_FUNC_O.
6788 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6789 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6790 DEF_VEC_ALLOC_FUNC_I.
6791 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6792 (vec_stack_p_reserve_exact_1): Declare.
6793 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6794 (vec_stack_free): Declare.
6795 (VEC_stack_alloc): Define.
6796 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6797 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6798 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6799 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6801 (stack_vecs): New static variable.
6802 (vec_stack_p_reserve_exact_1): New function.
6803 (vec_stack_o_reserve_1): New static function.
6804 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6805 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6806 (vec_stack_free): New function.
6807 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6808 (VEC_df_ref_stack_alloc): Define.
6809 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6810 DEF_VEC_ALLOC_P_STACK.
6811 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6812 (struct df_collection_rec): Change _vec fields to VEC. Remove
6814 (df_free_collection_rec): Adjust for new fields.
6815 (df_insn_rescan): Use new df_collection_rec fields.
6816 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6817 (df_ref_create_structure, df_ref_record): Likewise.
6818 (df_get_conditional_uses, df_get_call_refs): Likewise.
6819 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6820 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6821 (df_record_exit_block_uses, df_bb_verify): Likewise.
6822 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6823 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6824 Remove count parameter. Change return type to void. Change all
6826 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6827 Remove count parameter. Change return type to void. Change all
6829 (df_install_refs): Change old_vec parameter to VEC. Remove count
6830 parameter. Change all callers.
6831 (df_install_mws): Change old_vec parameter to VEC. Remove count
6832 parameter. Change all callers.
6833 (df_refs_verify): Change new_rec parameter to VEC. Change call
6835 (df_mws_verify): Likewise.
6837 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6839 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6841 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6843 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6845 2009-06-10 Anthony Green <green@moxielogic.com>
6847 * config/moxie/crti.asm: New file.
6848 * config/moxie/crtn.asm: New file.
6849 * config/moxie/moxie.c: New file.
6850 * config/moxie/moxie.h: New file.
6851 * config/moxie/sfp-machine.h: New file.
6852 * config/moxie/moxie-protos.h: New file.
6853 * config/moxie/t-moxie: Created.
6854 * config/moxie/t-moxie-softfp: Created.
6855 * config/moxie/moxie.md: Created.
6856 * config/moxie/constraints.md: Created.
6857 * config.gcc: Add moxie support.
6858 * doc/md.texi (Machine Constraints): Add moxie constraints.
6859 * doc/contrib.texi (Contributors): Mention moxie port.
6860 * doc/install.texi (Specific): Mention the moxie port.
6862 2009-06-09 Ian Lance Taylor <iant@google.com>
6864 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6866 * optabs.c (optab_table): Only use designated initializers if
6867 HAVE_DESIGNATED_INITIALIZERS is defined.
6868 (convert_optab_table): Likewise.
6869 (init_optabs): Always call init_insn_codes if
6870 HAVE_DESIGNATED_INITIALIZERS is not defined.
6872 2009-06-09 Ian Lance Taylor <iant@google.com>
6874 * targhooks.c (default_builtin_vectorized_function): Change fn
6875 parameter to unsigned int.
6876 (default_builtin_vectorized_conversion): Change code parameter to
6878 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6879 * targhooks.h: Update declarations.
6880 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6881 parameter to unsigned int.
6883 * c-typeck.c (comptypes_check_enum_int): New static function.
6884 (comptypes_internal): Add enum_and_int_p parameter. Change all
6886 (comp_target_types): Add location parameter. Change all callers.
6887 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6889 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6890 (build_conditional_expr): Add colon_loc parameter. Change all
6892 (convert_for_assignment): Add location parameter. Change all callers.
6893 * c-parser.c (c_parser_conditional_expression): Pass location of
6894 colon to build_conditional_expr.
6895 * c-tree.h (build_conditional_expr): Update declaration.
6897 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6899 * graphite.c: Revert previous patch.
6901 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6904 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6906 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6908 * tree-ssa-loop-prefetch.c
6909 (loop_prefetch_arrays): Fixed a portability problem in printf format
6912 2009-06-09 Martin Jambor <mjambor@suse.cz>
6914 PR tree-optimization/40351
6915 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6916 refrence to a potential artifical subaccess can be constructed.
6918 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6920 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6921 (sh_override_options): Likewise.
6922 * config/sh/sh.c: Include params.h.
6923 (sh_optimization_options): New.
6924 (sh_override_options): Likewise.
6925 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6926 (OVERRIDE_OPTIONS): Use sh_override_options.
6928 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6930 * dwarf2out.c (emit_cfa_remember): New variable.
6931 (add_fde_cfi): If emit_cfa_remember, recurse to add
6932 DW_CFA_remember_state first.
6933 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6934 instead just set emit_cfa_remember.
6936 2009-06-08 Jan Hubicka <jh@suse.cz>
6939 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6941 2009-06-08 Jan Hubicka <jh@suse.cz>
6944 * cgraphunit.c (save_inline_function_body): Do not copy transform
6945 hooks for saved inline bodies.
6946 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6949 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6951 * jump.c (returnjump_p): Handle delayed branches. Add missing
6954 2009-06-08 Jan Hubicka <jh@suse.cz>
6957 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6958 original node might've been modified.
6959 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6961 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6963 * tree-object-size.c (addr_object_size): Add OSI argument.
6964 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6965 (compute_builtin_object_size, expr_object_size): Adjust callers.
6966 (plus_stmt_object_size): Call addr_object_size instead of
6967 compute_builtin_object_size.
6969 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6970 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6972 * tree-ssa-loop-prefetch.c
6973 (gather_memory_references): Introduced a counter for the number of
6975 (anything_to_prefetch_p): Introduced a counter for the number of
6977 (is_loop_prefetching_profitable): New function with a cost model
6979 (loop_prefetch_arrays): Use the new cost model to determine if
6980 prefetching is profitable.
6981 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6982 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6983 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6984 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6985 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6986 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6988 2009-06-08 Michael Matz <matz@suse.de>
6991 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6992 partitions use the same.
6993 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6994 for basevars of SSA_NAMEs.
6995 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6996 to not expand them twice.
6997 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
7000 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
7002 * common.opt (fcompare-debug=, fcompare-debug-second): New.
7003 (fdump-final-insns=, gtoggle): New.
7004 * doc/invoke.texi: Document them.
7005 * final.c (rest_of_clean_state): Dump final insn stream.
7006 * gcc.c (invoke_as): Hook in -fcompare-debug.
7007 (static_spec_functions): Add compare-debug-dump-opt,
7008 compare-debug-self-opt and compare-debug-auxbase-opt.
7009 (compare_debug, compare_debug_second, compare_debug_opt): New.
7010 (switches_debug_check, n_switches_debug_check): New.
7011 (debug_auxbase_opt, debug_check_temp_file): New.
7012 (process_command): Handle -fno-compare-debug, -fcompare-debug and
7014 (do_self_spec): Handle arguments after switches.
7015 (do_spec_1): Add .gk extension to temp file basenames for compare.
7016 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7017 (cc1_options): Use it instead of normal auxbase computation for
7018 the second compare-debug compilation.
7019 (compare_files): New.
7020 (main): Set up and implement compare debug mode.
7021 (compare_debug_dump_opt_spec_function): New.
7022 (compare_debug_self_opt_spec_function): New.
7023 (compare_debug_auxbase_opt_spec_function): New.
7024 * toplev.c (process_options): Handle flag_gtoggle,
7025 flag_dump_final_insns.
7026 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7027 during -fcompare-debug-second compilation.
7029 2009-06-07 Ian Lance Taylor <iant@google.com>
7031 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7032 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7034 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7035 with no default node. Change warning with %H to warning_at.
7036 Don't clear warn_switch around case checking.
7037 * doc/invoke.texi (Warning Options): Clarify distinction between
7038 -Wswitch and -Wswitch-enum.
7040 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7042 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7044 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7046 * gbl-ctors.h: Add header guard.
7048 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7050 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7051 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7052 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7053 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7054 prototypes for removed functions.
7055 (expressions_equal_p): Move to ...
7056 * tree-ssa-sccvn.h: ... here and ...
7057 * matrix-reorg.c: ... adjust includes.
7059 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7061 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7063 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7065 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7066 (finish_function): Remove erroneous whitespace.
7068 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7070 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7071 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7073 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7075 * errors.c (internal_error): Commentary typo fix.
7076 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7077 * tree-ssa-pre.c: Ditto.
7079 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7081 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7082 them is supposed to hold actual statements.
7084 2009-06-06 Ian Lance Taylor <iant@google.com>
7086 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7087 empty statements can now have attributes.
7089 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7091 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7092 * config/mips/mips.md: Ditto.
7094 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7096 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7098 (__eabi_uconvert): Likewise.
7100 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7102 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7103 CFI_* definitions with IN_GCC.
7105 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7107 * xcoffout.h (xcoffout_source_line): Update prototype.
7109 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7111 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7112 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7114 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7117 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7118 inlined_function_outer_scope_p blocks for artificial inlines
7120 * tree.c (tree_nonartificial_location): Rewrite using
7121 block_nonartificial_location.
7123 2009-06-05 Revital Eres <eres@il.ibm.com>
7124 Leehod Baruch <leehod@il.ibm.com>
7126 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7127 (expand_expr_real_1): Remove comment.
7128 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7129 Vectorize misaligned access when the target supports it.
7130 (vect_supportable_dr_alignment): Check for unaligned access support.
7131 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7134 2009-06-05 Julian Brown <julian@codesourcery.com>
7136 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7137 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7139 2009-06-05 Richard Guenther <rguenther@suse.de>
7142 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7145 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7147 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7148 (save_gprs): Don't tell unwinder when a global register is saved.
7149 (s390_emit_epilogue): Emit needed epilogue unwind info.
7151 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7153 * dwarf2out.c (deferred_asm_name): New.
7154 (add_name_and_src_coords_attributes): Defer creation of
7155 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7157 (move_linkage_attr): New.
7158 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7161 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7163 * tree-nested.c (finalize_nesting_tree_1): Declare the
7164 frame_decl in the binding tree.
7166 2009-06-04 Cary Coutant <ccoutant@google.com>
7168 * basic-block.h (struct basic_block_def): Add discriminator field.
7169 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7171 * debug.c (do_nothing_debug_hooks): Add additional entry.
7172 (debug_nothing_int_charstar_int): New function.
7173 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7174 (debug_nothing_int_charstar_int): New declaration.
7175 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7176 discriminator value in .loc directive.
7177 * final.c (last_discriminator): New variable.
7178 (discriminator): New variable.
7179 (final_start_function): Initialize above variables, pass current
7180 discriminator to debug hook.
7181 (notice_source_line): Check for discriminator change.
7182 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7183 * sdbout.c (sdbout_source_line): New parameter.
7184 * tree-cfg.c (struct locus_discrim_map): New structure type.
7185 (discriminator_per_locus): New hash table.
7186 (build_gimple_cfg): Allocate and free discriminator hash table.
7187 (make_edges): Call assign_discriminator.
7188 (locus_map_hash): New function.
7189 (locus_map_eq): New function.
7190 (next_discriminator_for_locus): New function.
7191 (same_line_p): New function.
7192 (assign_discriminator): New function.
7193 (make_cond_expr_edges): Call assign_discriminator.
7194 (make_gimple_switch_edges): Likewise.
7195 (first_non_label_stmt): New function.
7196 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7198 * xcoffout.c (xcoffout_source_line): Add new parameter.
7200 * configure.ac (gcc_cv_as_discriminator): New configury check for
7201 gas support for discriminator.
7202 * configure: Regenerate.
7203 * config.in: Regenerate.
7205 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7207 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7208 val after checking for integers.
7210 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7212 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7214 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7215 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7216 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7217 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7218 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7219 X64_SSE_REGPARM_MAX.
7220 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7221 X64_SSE_REGPARM_MAX.
7223 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7225 * gcc.c (report_times_to_file): New.
7226 (execute): Implement it.
7227 (process_command): Support -time=.
7228 * doc/invoke.texi: Document it.
7230 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7232 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7233 that have value exprs.
7235 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7237 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7238 declarations for constants until...
7239 (dw2_output_indirect_constant_1): ... this point.
7241 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7244 * arm.md (arm_addsi3): Don't try to split an add with an
7245 eliminable register until after reload has completed.
7247 2009-06-03 Ian Lance Taylor <iant@google.com>
7249 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7250 * genattrtab.c (write_length_unit_log): Likewise.
7251 * genchecksum.c (dosum): Likewise.
7252 * gengtype.c (write_rtx_next): Likewise.
7253 (finish_root_table, write_roots): Likewise.
7254 * gimple.c (gimple_ops_offset_): Likewise.
7255 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7256 * config/arc/arc.c (arc_attribute_table): Likewise.
7257 * config/arm/arm.c (arm_attribute_table): Likewise.
7258 * config/avr/avr.c (avr_attribute_table): Likewise.
7259 * config/crx/crx.c (crx_attribute_table): Likewise.
7260 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7261 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7262 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7263 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7264 * config/sh/sh.c (sh_attribute_table): Likewise.
7265 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7266 * config/spu/spu.c (spu_attribute_table): Likewise.
7267 * config/v850/v850.c (v850_attribute_table): Likewise.
7269 * config/alpha/alpha.c (vms_attribute_table): Make static.
7270 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7271 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7272 * config/mips/mips.c (mips_attribute_table): Likewise.
7274 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7276 (cc1-checksum.o): Likewise.
7278 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7280 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7282 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7284 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7285 insn if it is changing sp. Use gen_add3_insn instead of
7286 conditionally gen_addsi3 and gen_adddi3.
7287 (offset_below_red_zone_p): New static inline function.
7288 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7289 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7290 * config/rs6000/ppc-asm.h: Include auto-host.h.
7291 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7292 CFI_RESTORE): Define.
7293 * config/rs6000/crtresxgpr.asm: Add unwind info.
7294 * config/rs6000/crtresxfpr.asm: Likewise.
7295 * config/rs6000/crtresgpr.asm: Likewise.
7296 * config/rs6000/crtresfpr.asm: Likewise.
7297 * config/rs6000/crtsavgpr.asm: Likewise.
7298 * config/rs6000/crtsavfpr.asm: Likewise.
7300 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7301 argument of DWARF2_FRAME_REG_OUT macros.
7303 2009-06-03 Julian Brown <julian@codesourcery.com>
7305 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7306 words or less (including TImode) in core registers.
7308 2009-06-03 Richard Guenther <rguenther@suse.de>
7311 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7313 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7315 * statistics.c (statistics_counter_event): Do not record event
7316 in pass dump if its number == -1.
7317 (curr_statistics_hash): Add assert that we never get passes
7318 with static number == -1.
7320 2009-06-03 Richard Guenther <rguenther@suse.de>
7321 Andrey Belevantsev <abel@ispras.ru>
7323 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7324 non-BLKmode arrays addressable.
7326 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7328 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7329 * config/m68k/m68k.h: ... here.
7330 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7333 2009-06-03 Martin Jambor <mjambor@suse.cz>
7335 PR tree-optimization/40323
7336 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7339 2009-06-03 Richard Guenther <rguenther@suse.de>
7341 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7344 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7346 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7347 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7348 JUMP_TABLE_DATA_P where applicable.
7349 * config/sh/sh.c: Ditto.
7350 * config/sh/sh.h: Ditto.
7351 * config/sh/sh.md: Ditto.
7352 * config/sh/symbian.c: Ditto.
7354 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7356 * config/i386/driver-i386.c (describe_cache): Optimize
7357 concatenation of strings. Use snprintf instead of sprintf.
7358 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7359 target when not compiling with GCC.
7361 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7363 * config/sh/sh.c: Revert last change.
7364 (sh_expand_epilogue): Emit a blockage insn before the frame
7365 pointer adjustment unconditionally.
7367 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7369 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7370 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7371 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7372 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7373 to COLLECT_GCC_OPTIONS.
7375 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7377 * collect2.c (target_system_root): New variable.
7378 (main): Handle --sysroot=.
7379 (ignore_library): Strip the sysroot from the library path.
7381 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7383 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7384 (collect2.o): Depend on collect2-aix.h.
7385 (collect2-aix.o): New rule.
7386 * collect2-aix.h: New file.
7387 * collect2-aix.c: Likewise.
7388 * collect2.c: Include collect2-aix.h. Don't undefine
7389 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7390 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7391 Use TARGET_AIX_VERSION instead of _AIX51.
7392 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7393 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7394 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7395 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7396 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7398 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7400 * collect2.c (ignore_library): Avoid premature post-increment
7403 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7405 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7406 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7407 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7408 CROSS_DIRECTORY_STRUCTURE too.
7409 (LINK_LIBG_SPEC): Likewise.
7410 (LIB_SPEC): Add %R to sysroot paths.
7411 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7412 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7413 * config/rs6000/aix51.h: As for aix43.h.
7414 * config/rs6000/aix52.h: Likewise.
7415 * config/rs6000/aix53.h: Likewise.
7416 * config/rs6000/aix61.h: Likewise.
7417 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7418 to the beginning of sysroot paths.
7420 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7422 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7423 INSN_LISTs that are out of the REG_NOTE range.
7425 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7427 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7428 (struct var_to_expand): Likewise.
7429 (struct opt_info): Add head and tail for linked lists of the above.
7430 (analyze_insn_to_expand_var): Initialize next.
7431 (analyze_iv_to_split_insn): Likewise.
7432 (analyze_insns_in_loop): Create linked lists.
7433 (allocate_basic_variable): Simplify for use without hash table.
7434 (insert_var_expansion_initialization): Likewise, make it type-safer.
7435 (combine_var_copies_in_loop_exit): Likewise.
7436 (apply_opt_in_copies): Walk lists rather than hash tables.
7437 (release_var_copies): Simplified and inlined by hand into...
7438 (free_opt_info): ... this function.
7440 2009-06-02 Richard Guenther <rguenther@suse.de>
7442 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7445 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7447 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7448 only for builtins that are not overridden.
7450 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7452 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7455 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7457 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7459 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7461 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7463 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7465 * common.opt (fdump-unnumbered-links): New.
7466 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7467 * print-rtl.c (flag_dump_unnumbered_links): New.
7468 (print_rtx): Test it.
7470 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7472 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7473 push/pop multiple to 8-byte alignment.
7475 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7477 * config/i386/i386.c (queued_cfa_restores): New static variable.
7478 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7480 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7481 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7482 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7483 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7484 note unconditionally.
7485 (ix86_emit_restore_regs_using_mov): Likewise.
7486 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7487 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7488 it through to ix86_emit_restore_reg_using_pop.
7489 (ix86_emit_leave): Add RED_OFFSET argument. Call
7490 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7491 instead of adding REG_CFA_OFFSET note unconditionally.
7492 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7493 the above functions. Call ix86_add_queued_cfa_restore_notes when
7496 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7497 force output of the label even for dwarf2out_do_cfi_asm.
7498 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7499 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7500 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7502 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7503 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7504 dwarf2out_cfi_label callers.
7505 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7506 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7507 Adjust dwarf2out_cfi_label callers.
7508 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7510 * config/i386/i386.h (struct machine_cfa_state,
7511 struct machine_function): Guard with ifndef USED_FOR_TARGET
7512 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7515 * emutls.c (__emutls_get_address): Change arr->size to mean number
7516 of allocated arr->data entries instead of # of slots + 1.
7519 * recog.c (peep2_reinit_state): New function.
7520 (peephole2_init_state): Use it at the end of a basic block and also
7521 when seeing a RTX_FRAME_RELATED_P insn.
7523 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7525 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7526 fixuns_truncrfdi2): New.
7527 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7528 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7529 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7530 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7531 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7532 *recip_approx): Remove.
7533 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7534 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7535 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7537 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7540 2009-06-01 Ian Lance Taylor <iant@google.com>
7542 * attribs.c (register_attribute): Use CONST_CAST.
7543 * collect2.c (main): Use CONST_CAST2.
7544 (scan_prog_file): Likewise.
7545 * gcc.c (process_command, main): Likewise.
7546 * toplev.c (toplev_main): Likewise.
7548 * c-typeck.c (handle_warn_cast_qual): New static function,
7549 partially broken out of build_c_cast.
7550 (build_c_cast): Call handle_warn_cast_qual.
7551 * doc/invoke.texi (Warning Options): Document new effect of
7554 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7556 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7557 (diagnostic_report_current_module): Print columns.
7558 * common.opt (flag_show_column): Enable by default.
7560 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7562 * alias.c (find_base_term): Check for NULL term before returning.
7564 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7566 Revert due to PR40320:
7567 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7568 * calls.c (emit_library_call_value_1): Don't force_operand for move
7571 2009-06-01 Olivier Hainque <hainque@adacore.com>
7572 Eric Botcazou <ebotcazou@adacore.com>
7574 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7575 to be processed as a bitfield for constructor output purposes.
7576 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7578 * varasm.c (oc_local_state): New type, output_constructor
7579 local state to support communication with helpers.
7580 (oc_outer_state): New type, output_constructor outer state of
7581 relevance in recursive calls.
7582 (output_constructor_array_range): New output_constructor helper,
7583 extracted code for an array range element.
7584 (output_constructor_regular_field): New output_constructor helper,
7585 extracted code for an element that is not a bitfield.
7586 (output_constructor_bitfield): New output_constructor helper,
7587 extracted code for a bitfield element. Accept an OUTER state
7588 argument for recursive processing. Recurse on record or array
7589 CONSTRUCTOR values, possibly past noop conversions.
7590 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7591 VALUE is a valid constant-valued expression for use in a static
7592 bit-field initializer.
7593 (output_constructor): Rework to use helpers. Accept and honor an
7594 OUTER state argument for recursive calls. Return total size. Be
7595 prepared for nested constructors initializing bitfields.
7596 (output_constant): Feed OUTER in calls to output_constructor.
7598 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7600 * calls.c (emit_library_call_value_1): Don't force_operand for move
7603 2009-06-01 Nick Clifton <nickc@redhat.com>
7605 * doc/invoke.texi (IA-64 Options): Fix typo.
7607 2009-06-01 Ira Rosen <irar@il.ibm.com>
7609 PR tree-optimization/39129
7610 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7612 (vect_do_peeling_for_loop_bound): Use
7613 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7614 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7615 (vect_loop_versioning): Likewise.
7616 (vect_create_cond_for_alias_checks): Fix indentation.
7617 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7619 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7620 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7621 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7622 "control flow in loop".
7623 (vect_estimate_min_profitable_iters): Use
7624 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7625 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7626 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7627 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7628 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7629 statement belongs to a group of strided accesses with the exact code
7631 (vectorizable_load): Likewise.
7632 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7633 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7635 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7637 * config/freebsd-stdint.h: New file.
7638 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7639 Add freebsd-stdint.h to tm_file.
7641 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7643 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7644 (thumb2_extendhidi2): Likewise.
7646 2009-05-31 Ian Lance Taylor <iant@google.com>
7648 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7650 2009-05-31 Ian Lance Taylor <iant@google.com>
7652 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7653 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7654 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7656 2009-05-31 Jason Merrill <jason@redhat.com>
7658 * tree-pretty-print.c (print_call_name): Take the callee, not the
7659 call itself. Make non-static. Use dump_function_name for functions.
7660 (dump_generic_node): Adjust.
7661 * diagnostic.h: Declare print_call_name.
7662 * gimple-pretty-print.c (dump_gimple_call): Use it.
7664 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7666 * config/sh/sh.md (ashldi3_std): New define_expand.
7669 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7672 * config/sh/sh.c: Include debug.h.
7673 (sh_expand_epilogue): Emit a blockage insn before the frame
7674 pointer adjustment also when dwarf2out_do_frame returns true.
7676 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7678 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7679 (thumb2_extendqidi2): New pattern.
7681 2009-05-31 Ira Rosen <irar@il.ibm.com>
7683 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7684 mark phis for renaming.
7685 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7686 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7687 Call mark_sym_for_renaming.
7688 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7689 * tree-vect-loop.c (vect_transform_loop): Remove
7690 vect_memsyms_to_rename initialization and a call to
7691 mark_set_for_renaming.
7693 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7696 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7697 frame related even if !set_cfa && style < 0.
7699 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7701 * config/i386/mingw-tls.c: New file.
7702 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7703 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7704 defining _WIN32 but not __CYGWIN__.
7706 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7708 * configure.ac: Add MPC support.
7710 * config.in, configure: Regenerate.
7712 2009-05-29 Richard Henderson <rth@redhat.com>
7714 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7715 NOTE_INSN_BASIC_BLOCK.
7716 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7717 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7718 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7720 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7722 (add_cfi): Disable check redefining cfa away from drap.
7723 (lookup_cfa_1): Add remember argument; handle remember/restore.
7724 (lookup_cfa): Pass remember argument.
7725 (cfa_remember): New.
7726 (compute_barrier_args_size_1): Remove sibcall check.
7727 (dwarf2out_frame_debug_def_cfa): New.
7728 (dwarf2out_frame_debug_adjust_cfa): New.
7729 (dwarf2out_frame_debug_cfa_offset): New.
7730 (dwarf2out_frame_debug_cfa_register): New.
7731 (dwarf2out_frame_debug_cfa_restore): New.
7732 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7733 (dwarf2out_begin_epilogue): New.
7734 (dwarf2out_frame_debug_restore_state): New.
7735 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7736 DW_CFA_restore_state.
7737 (output_cfi_directive): Likewise.
7738 (convert_cfa_to_fb_loc_list): Likewise.
7739 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7740 * dwarf2out.h: Update.
7741 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7742 (copy_insn_1): Early out for null.
7743 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7744 and dwarf2out_frame_debug_restore_state.
7745 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7746 (prologue_insn_hash, epilogue_insn_hash): New.
7747 (free_after_compilation): Adjust freeing accordingly.
7748 (record_insns): Create hash table if needed; push insns into
7749 hash instead of array.
7750 (maybe_copy_epilogue_insn): New.
7751 (contains): Search hash table instead of array.
7752 (sibcall_epilogue_contains): Remove.
7753 (thread_prologue_and_epilogue_insns): Split eh_return insns
7754 and mark them as epilogues.
7755 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7756 scanning in terms of basic blocks.
7757 * insn-notes.def (CFA_RESTORE_STATE): New.
7758 * jump.c (returnjump_p_1): Accept EH_RETURN.
7759 (eh_returnjump_p_1, eh_returnjump_p): New.
7760 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7761 CFA_REGISTER, CFA_RESTORE): New.
7762 * rtl.def (EH_RETURN): New.
7763 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7765 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7766 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7768 * config/i386/i386.c (gen_push): Update cfa state.
7769 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7770 add a CFA_ADJUST_CFA note.
7771 (ix86_dwarf_handle_frame_unspec): Remove.
7772 (ix86_expand_prologue): Update cfa state.
7773 (ix86_emit_restore_reg_using_pop): New.
7774 (ix86_emit_restore_regs_using_pop): New.
7775 (ix86_emit_leave): New.
7776 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7777 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7778 * config/i386/i386.h (struct machine_cfa_state): New.
7779 (ix86_cfa_state): New.
7780 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7781 (eh_return_internal): Merge from eh_return_<mode>,
7782 use eh_return rtx, split w/ epilogue.
7784 2009-05-29 Ian Lance Taylor <iant@google.com>
7786 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7788 * calls.c (emit_library_call_value_1): Likewise.
7790 * c-typeck.c (c_build_va_arg): New function.
7791 * c-tree.h (c_build_va_arg): Declare.
7792 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7793 instead of build_va_arg.
7795 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7797 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7798 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7799 (ptr_difference_cost): Use affine combinations to compute it.
7800 (difference_cost): Likewise.
7801 (get_computation_cost_at): Compute more accurate cost for addresses
7802 if the ratio is a multiplier allowed in addresses.
7803 For non-addresses, consider that an additional offset or symbol is
7806 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7808 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7809 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7811 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7812 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7813 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7815 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7816 to 1 for TYPE_SSE{IADD1,CVT1}.
7817 (prefix_vex_imm8): Removed.
7818 (length_vex): Only pass 1 as second argument to
7819 ix86_attr_length_vex_default if prefix_extra is 0.
7820 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7821 (length): For prefix vex computation use length_immediate
7822 attribute instead of prefix_vex_imm8.
7823 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7824 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7825 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7826 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7827 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7828 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7829 a space in between the operands.
7830 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7831 if one operand is 0xff and the other one si, di, bp or sp.
7832 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7833 other one si, di, bp or sp.
7834 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7835 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7836 type and mode attributes.
7837 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7838 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7839 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7840 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7841 prefix_data16 attribute iff MODE_DF.
7842 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7843 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7844 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7845 constm128_operand in length_immediate computation.
7846 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7847 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7848 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7849 length_immediate attribute to 1.
7850 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7851 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7852 for certain alternatives.
7853 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7854 prefix_data16 attribute if MODE_V1DF.
7855 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7856 length_immediate to 1.
7857 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7858 length_address to 4, set mode attribute to MODE_DI.
7859 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7860 (fxam<mode>2_i387): Set length attribute to 4.
7861 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7862 *prefetch_3dnow_rex): Override length_address attribute.
7863 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7865 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7866 (constm128_operand): Removed.
7867 * config/i386/i386.c (memory_address_length): For
7868 disp && !index && !base in 64-bit mode account for SIB byte if
7869 print_operand_address can't optimize disp32 into disp32(%rip)
7870 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7871 for fs: or gs: segment.
7872 (ix86_attr_length_immediate_default): When checking if shortform
7873 is possible, truncate immediate to the length of the non-shortened
7875 (ix86_attr_length_address_default): Ignore MEM_P operands
7877 (ix86_attr_length_vex_default): Only check for DImode on
7878 GENERAL_REG_P operands.
7879 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7880 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7881 (sse_cvttps2pi): Clear prefix_rep attribute.
7882 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7884 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7885 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7886 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7887 iff operand 2 is const_int_operand.
7888 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7889 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7890 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7892 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7894 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7895 prefix_data16 attribute for movlpd and movhpd instructions.
7896 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7897 length_immediate for shufpd instruction.
7898 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7899 (avx_cmpp<avxmodesuffixf2c><mode>3,
7900 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7901 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7902 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7903 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7904 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7905 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7906 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7907 prefix_data16 attribute for the first alternative to 1.
7908 (*avx_loadlps): Override length_immediate for the first alternative.
7909 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7910 attributes for second alternative.
7911 (*vec_concatv2sf_sse4_1): Override length_immediate and
7912 prefix_data16 attributes for second alternative.
7913 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7914 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7915 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7916 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7917 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7918 prefix_data16 and length_immediate to 1.
7919 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7921 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7922 prefix_extra attribute for variants that don't have 0f prefix alone.
7923 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7924 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7925 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7926 *sse4_1_pextrd): Set length_immediate to 1.
7927 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7928 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7930 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7931 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7932 length_immediate to 1 for second alternative.
7933 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7934 prefix_extra and length_immediate attributes for the first
7936 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7938 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7939 to 1 for the first and third alternative.
7940 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7942 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7944 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7946 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7947 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7948 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7949 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7950 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7951 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7952 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7953 ssse3_psign<mode>3): Override prefix_rex attribute.
7954 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7955 (ssse3_palignrti): Override length_immediate to 1.
7956 (ssse3_palignrdi): Override length_immediate to 1, override
7957 prefix_rex attribute.
7958 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7959 (sse4a_extrqi): Override length_immediate to 2.
7960 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7961 (sse4a_insertq): Override prefix_data16 to 0.
7962 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7963 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7964 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7965 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7966 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7967 and length_immediate to 1.
7968 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7969 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7970 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7971 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7972 and length_immediate to 1.
7973 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7974 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7975 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7976 avx_ptest256): Override prefix_extra to 1.
7977 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7978 Override prefix_data16 and length_immediate to 1.
7979 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7980 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7981 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7982 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7983 prefix_data16 to 0 and prefix_extra to 2.
7984 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7985 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7987 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7988 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7989 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7990 and prefix_extra to 2.
7991 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7992 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7993 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7994 avx_vpermilvar<mode>3,
7995 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7996 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7997 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7998 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7999 Override prefix_extra to 1.
8000 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
8001 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
8002 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
8003 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
8004 prefix_extra and length_immediate to 1.
8005 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
8007 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
8008 to 1 for the first alternative.
8009 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
8010 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
8012 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
8013 *movv2sf_internal_avx, *movv2sf_internal): Override
8014 prefix_rep attribute for certain alternatives.
8015 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8016 attributes for certain alternatives.
8017 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8018 attributes for certain alternatives.
8019 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8020 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8021 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8022 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8023 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8024 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8025 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8026 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8027 length_immediate to 1 if operand 2 is const_int_operand.
8028 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8029 *vec_extractv2si_1): Set length_immediate attribute to 1.
8030 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8031 using old 3DNOW insn rather than SSE/3DNOW_A.
8032 (mmx_emms, mmx_femms): Clear modrm attribute.
8034 2009-05-29 Martin Jambor <mjambor@suse.cz>
8036 * tree-sra.c: New implementation of SRA.
8038 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8039 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8040 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8041 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8042 (SRA_MAX_STRUCTURE_COUNT): Removed.
8043 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8044 * doc/invoke.texi (sra-max-structure-size): Removed.
8045 (sra-field-structure-ratio): Removed.
8047 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8050 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8053 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8055 PR rtl-optimization/40101
8056 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8057 seqno. Adjust comment.
8058 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8059 inserting bookkeeping before a jump, the jump is not scheduled.
8060 When no positive seqno found, provide a value. Add comment.
8062 2009-05-29 Richard Guenther <rguenther@suse.de>
8064 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8065 short-cutting on the first component.
8067 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8070 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8071 for trees other than decls/types.
8073 2009-05-29 Richard Guenther <rguenther@suse.de>
8075 * tree-ssa-operands.c (get_expr_operands): Do not handle
8076 INDIRECT_REFs in the handled-component case. Remove
8077 unused get_ref_base_and_extent case.
8078 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8079 tree_low_cst and host_integerp where possible.
8080 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8081 codes for equivalence.
8082 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8084 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8086 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8087 to tmake_file for i[34567]86-*-cygwin*.
8089 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8092 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8093 (altivec_categorize_keyword, init_vector_keywords,
8094 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8097 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8099 * tree.c (handle_dll_attribute): Check if node is
8100 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8102 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8104 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8106 (thumb2_zero_extendqidi2): Likewise.
8108 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8110 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8111 instead of gen_movrt.
8112 * config/sh/sh.md (movrt): Remove.
8114 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8116 * doc/invoke.texi (IA-64 Options):
8117 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8118 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8119 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8120 -msched-prefer-non-control-spec-insns,
8121 -msched-stop-bits-after-every-cycle,
8122 -msched-count-spec-in-critical-path,
8123 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8124 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8125 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8126 and -msched-spec-verbose.
8128 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8130 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8131 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8133 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8135 2009-05-28 Richard Guenther <rguenther@suse.de>
8137 * tree-ssa-alias.c (ao_ref_init): New function.
8138 (ao_ref_base): Likewise.
8139 (ao_ref_base_alias_set): Likewise.
8140 (ao_ref_alias_set): Likewise.
8141 (refs_may_alias_p_1): Change signature.
8142 (refs_may_alias_p): Adjust.
8143 (refs_anti_dependent_p): Likewise.
8144 (refs_output_dependent_p): Likewise.
8145 (call_may_clobber_ref_p_1): Change signature.
8146 (call_may_clobber_ref_p): Adjust.
8147 (stmt_may_clobber_ref_p_1): New function split out from ...
8148 (stmt_may_clobber_ref_p): ... here.
8149 (maybe_skip_until): Adjust signature.
8150 (get_continuation_for_phi): Likewise.
8151 (walk_non_aliased_vuses): Likewise.
8152 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8153 (ao_ref_init): Declare.
8154 (ao_ref_base): Likewise.
8155 (ao_ref_alias_set): Likewise.
8156 (stmt_may_clobber_ref_p_1): Likewise.
8157 (walk_non_aliased_vuses): Adjust.
8158 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8159 (get_ref_from_reference_ops): remove.
8160 (vn_reference_lookup_2): Adjust signature.
8161 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8162 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8163 (vn_reference_lookup): Adjust.
8164 (vn_reference_insert): Likewise.
8165 (vn_reference_insert_pieces): Adjust signature.
8166 (visit_reference_op_call): Adjust.
8167 * tree-ssa-pre.c (get_expr_type): Simplify.
8168 (phi_translate_1): Adjust.
8169 (compute_avail): Likewise.
8170 (translate_vuse_through_block): Do not re-build trees.
8171 (value_dies_in_block_x): Likewise.
8172 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8174 (vn_reference_lookup_pieces): Adjust declaration.
8175 (vn_reference_insert_pieces): Likewise.
8177 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8179 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8180 with checking disabled.
8182 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8186 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8187 macro definition for support of three-operand format aligned
8188 .comm directive in assembler on cygwin/pe/mingw target OS.
8189 * configure: Regenerate.
8190 * config.h: Regenerate.
8192 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8193 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8194 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8196 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8197 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8199 2009-05-28 Ira Rosen <irar@il.ibm.com>
8201 PR tree-optimization/40254
8202 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8203 in analysis of basic blocks.
8205 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8208 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8209 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8210 (TARGET_INITIALIZER): Use it.
8211 * cse.c (CHEAPER): Move it up to the other macros.
8212 (insert): Rename this ...
8213 (insert_with_costs): ... to this. Add cost parameters. Update
8215 (insert): New function. Call insert_with_costs.
8216 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8217 find_reg_offset_for_const, try_const_anchors): New functions.
8218 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8219 when using a const-anchor. Call insert_const_anchors.
8220 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8221 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8223 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8225 * tree-inline.c (remap_decls): Enable nonlocalized variables
8226 when not optimizing.
8228 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8230 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8231 Simplify other tests involving optimize.
8233 2009-05-27 Tom Tromey <tromey@redhat.com>
8235 * unwind-dw2.c (_Unwind_DebugHook): New function.
8236 (uw_install_context): Call _Unwind_DebugHook.
8238 2009-05-27 Tom Tromey <tromey@redhat.com>
8240 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8242 2009-05-27 Ian Lance Taylor <iant@google.com>
8244 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8245 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8246 (ALL_LINKERFLAGS): Define.
8247 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8248 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8249 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8250 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8251 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8252 $(LINKER_FOR_BUILD).
8253 (build/gcov-iov$(build_exeext)): Likewise.
8255 2009-05-27 Julian Brown <julian@codesourcery.com>
8257 * gcse.c (target.h): Include.
8258 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8259 copy of argument to a pseudo register.
8261 2009-05-27 Diego Novillo <dnovillo@google.com>
8263 * tree-ssa-live.c (dump_scope_block): Document arguments.
8264 (dump_scope_blocks): Document.
8265 (debug_scope_blocks): New.
8266 * tree-flow.h (debug_scope_blocks): Declare.
8268 2009-05-21 Denis Chertykov <denisc@overta.ru>
8270 * doc/contrib.texi (Contributors): Add myself to the list.
8272 2009-05-27 Olivier Hainque <hainque@adacore.com>
8274 * expr.c (target_align): New function. Alignment the TARGET of an
8275 assignment may be assume to have.
8276 (highest_pow2_factor_for_target): Use it instead of relying on
8277 immediate tree attributes of TARGET, not necessarily honored when
8278 intermediate bitfields are involved.
8280 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8283 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8284 AVX, SSE4, AES, PCLMUL and POPCNT.
8286 2009-05-27 Diego Novillo <dnovillo@google.com>
8288 * tree-pretty-print.c (dump_location): New.
8289 (dump_generic_node): Call it.
8290 Factor code to handle BLOCK nodes ...
8291 (dump_block_node): ... here.
8293 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8295 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8297 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8299 * gcc-plugin.h: Include config.h and system.h.
8300 (IN_GCC): Define if not defined.
8302 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8305 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8308 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8310 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8312 * config/m32r/m32r.h: Ditto.
8313 * config/m32r/m32r.md: Ditto.
8314 * config/m32r/predicates.md: Ditto.
8316 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8318 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8320 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8323 (Loading plugins): typo.
8324 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8325 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8326 (Interacting with the GCC Garbage Collector): Added new section.
8327 (Giving information about a plugin): Added new section for
8329 * ggc.h (ggc_register_root_tab): Added declaration.
8330 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8331 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8332 (register_callback): Improved comment in declaration.
8333 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8334 (extra_root_vec) Added static variable for dynamic roots registration.
8335 (ggc_register_root_tab) Added new routine.
8336 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8337 PLUGIN_GGC_MARKING event.
8338 * ggc-zone.c: Include plugin.h.
8339 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8340 * ggc-page.c: Include plugin.h.
8341 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8342 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8343 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8344 (register_callback): check lack of callbacks for
8345 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8346 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8347 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8348 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8349 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8350 dependency on plugin.h.
8351 (plugin.o): Added dependency on ggc.h...
8353 2009-05-26 Richard Guenther <rguenther@suse.de>
8357 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8358 with mismatched comparison modes.
8360 * expr.c (expand_expr_real_1): Expand the operand of a
8361 VIEW_CONVERT_EXPR in its natural mode.
8363 2009-05-26 Ian Lance Taylor <iant@google.com>
8365 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8366 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8367 (ALL_COMPILERFLAGS): Define.
8368 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8369 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8370 (collect2$(exeext), collect2.o): Likewise.
8371 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8372 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8373 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8374 (libbackend.o, intl.o, cppdefault.o): Likewise.
8375 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8376 (build/%.o): Use $(COMPILER_FOR_BUILD).
8377 (build/gen%$(build_exeext)): Likewise.
8378 (build/gcov-iov$(build_exeext)): LIkewise.
8379 * config/t-darwin (darwin.o): Use $(COMPILER).
8380 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8381 * config/t-sol2 (sol2-c.o): Likewise.
8383 * config/t-vxworks (vxworks.o): Likewise.
8384 * config/x-darwin (host-darwin.o): Likewise.
8385 * config/x-hpux (host-hpux.o): Likewise.
8386 * config/x-linux (host-linux.o): Likewise.
8387 * config/x-solaris (host-solaris.o): Likewise.
8388 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8389 * config/arm/t-arm (arm-c.o): Likewise.
8390 * config/arm/t-pe (pe.o): Likewise.
8391 * config/arm/t-wince-pe (pe.o): Likewise.
8392 * config/i386/t-cygming (winnt.o): Likewise.
8393 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8394 * config/i386/t-cygwin (cygwin1.o): Likewise.
8395 (cygwin2.o): Likewise.
8396 * config/i386/t-i386 (i386-c.o): Likewise.
8397 * config/i386/t-interix (winnt.o): Likewise.
8398 * config/i386/t-netware (netware.o): Likewise.
8399 * config/i386/t-nwld (nwld.o): Likewise.
8400 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8401 * config/i386/x-i386 (driver-i386.o): Likewise.
8402 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8403 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8404 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8405 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8406 * config/mips/x-native (driver-native.o): Likewise.
8407 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8408 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8409 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8410 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8411 * config/score/t-score-elf (score7.o): Likewise.
8412 (score3.o): Likewise.
8413 * config/sh/t-sh (sh-c.o): Likewise.
8414 * config/sh/t-symbian (sh-c.o): Likewise.
8415 (symbian.o): Likewise.
8416 * config/spu/t-spu-elf (spu-c.o): Likewise.
8417 * config/v850/t-v850 (v850-c.o): Likewise.
8418 * config/v850/t-v850e (v850-c.o): Likewise.
8420 2009-05-26 Richard Guenther <rguenther@suse.de>
8422 PR tree-optimization/40122
8423 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8424 VECTOR_CSTs if possible.
8425 (fold_gimple_assign): Likewise.
8427 2009-05-26 Richard Guenther <rguenther@suse.de>
8430 * fold-const.c (fold_binary): Use the correct types for building
8433 2009-05-26 Richard Guenther <rguenther@suse.de>
8435 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8436 redundant calls to merge_alias_info.
8437 (bump_vector_ptr): Likewise.
8438 * tree-ssa-copy.c (merge_alias_info): Remove.
8439 (replace_exp_1): Remove call to merge_alias_info.
8440 (propagate_tree_value): Likewise.
8441 (fini_copy_prop): Propagate points-to info.
8442 * tree-flow.h (merge_alias_info): Remove.
8444 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8446 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8448 2009-05-25 Jan Hubicka <jh@suse.cz>
8450 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8451 * cgraph.h (struct inline_summary): New filed self_wize,
8452 size_inlining_benefit, self_time and time_inlining_benefit.
8453 (struct cgraph_global_info): Replace insns by time ans size fields.
8454 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8455 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8456 (ipcp_update_callgraph): Do not touch function bodies.
8457 * ipa-inline.c: Include except.h
8458 (MAX_TIME): New constant.
8459 (overall_insns): Remove.
8461 (overall_size, max_benefit): New static variables.
8462 (cgraph_estimate_time_after_inlining): New function.
8463 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8464 (cgraph_clone_inlined_nodes): Update size.
8465 (cgraph_mark_inline_edge): Update size.
8466 (cgraph_estimate_growth): Use size info.
8467 (cgraph_check_inline_limits): Check size.
8468 (cgraph_default_inline_p): Likewise.
8469 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8470 (cgraph_decide_recursive_inlining): Check size.
8471 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8473 (cgraph_decide_inlining): Likewise.
8474 (cgraph_decide_inlining_incrementally): Likewise; honor
8475 PARAM_EARLY_INLINING_INSNS.
8476 (likely_eliminated_by_inlining_p): New predicate.
8477 (estimate_function_body_sizes): New function.
8478 (compute_inline_parameters): Use it.
8479 * except.c (must_not_throw_labels): New function.
8480 * except.h (must_not_throw_labels): Declare.
8481 * tree-inline.c (init_inline_once): Kill inlining_weigths
8482 * tree-ssa-structalias.c: Avoid uninitialized warning.
8483 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8484 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8485 (PARAM_INLINE_CALL_COST): Remove.
8486 (PARAM_EARLY_INLINING_INSNS): New.
8488 2009-05-25 Richard Guenther <rguenther@suse.de>
8490 PR tree-optimization/36327
8491 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8492 callback for reference translation or lookup at the point of may-defs.
8493 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8494 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8495 for union COMPONENT_REFs.
8496 (vn_reference_lookup_3): New callback. Lookup from memset
8497 and CONSTRUCTOR assignment, translate through struct copies.
8498 (vn_reference_lookup_pieces): Make sure to not free the
8499 passed operands array. Adjust walk_non_aliased_vuses call.
8500 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8501 make sure we do not leak memory.
8503 2009-05-25 Richard Guenther <rguenther@suse.de>
8505 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8506 * tree-inline.c (expand_call_inline): Reset the escaped and
8508 * tree-ssa-structalias.c (pass_build_ealias): New.
8509 * tree-pass.h (pass_build_ealias): Declare.
8510 * passes.c (init_optimization_passes): Add PTA during
8511 early optimizations.
8512 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8513 and CALLUSED solutions.
8514 (dump_points_to_solution): New function, split out from ...
8515 (dump_points_to_info_for): ... here.
8516 * tree-parloops.c (parallelize_loops): Reset the escaped and
8519 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8522 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8523 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8525 2009-05-25 Ira Rosen <irar@il.ibm.com>
8527 PR tree-optimization/40238
8528 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8529 statements after basic block's labels.
8530 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8531 to free the allocated memory.
8533 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8535 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8536 return address with a USE.
8538 2009-05-24 Richard Guenther <rguenther@suse.de>
8541 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8542 array type from the main variant of the inner type.
8544 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8546 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8547 definition to bool (from int) to un-break build.
8548 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8550 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8552 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8553 discard_stmt_changes): Delete.
8554 * tree-ssa-operands.c (scb_stack): Delete.
8555 (init_ssa_operands): Do not initialize it.
8556 (fini_ssa_operands): Do not free it.
8557 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8559 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8560 update_stmt, remove the others. Fix comments.
8561 * tree-dfa.c (optimize_stack_restore): Likewise.
8562 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8563 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8564 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8565 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8567 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8568 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8569 (dom_opt_finalize_block): Likewise, adjusting access to
8571 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8572 (stmts_to_rescan): Change item type to gimple.
8573 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8575 2009-05-24 Ira Rosen <irar@il.ibm.com>
8577 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8578 * tree-pass.h (pass_slp_vectorize): New pass.
8579 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8580 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8581 * tree-vectorizer.c (timevar.h): Include.
8582 (user_vect_verbosity_level): Declare.
8583 (vect_location): Fix comment.
8584 (vect_set_verbosity_level): Update user_vect_verbosity_level
8585 instead of vect_verbosity_level.
8586 (vect_set_dump_settings): Add an argument. Ignore user defined
8587 verbosity if dump flags require higher level of verbosity. Print to
8588 stderr only for loop vectorization.
8589 (vectorize_loops): Update call to vect_set_dump_settings.
8590 (execute_vect_slp): New function.
8591 (gate_vect_slp): Likewise.
8592 (struct gimple_opt_pass pass_slp_vectorize): New.
8593 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8595 (vec_info_for_bb): New function.
8596 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8597 (VECTORIZATION_ENABLED): New macro.
8598 (SLP_ENABLED, SLP_DISABLED): Likewise.
8599 (vect_is_simple_use): Add bb_vec_info argument.
8600 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8601 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8602 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8603 vect_schedule_slp, vect_analyze_slp): Likewise.
8604 (vect_analyze_stmt): Add slp_tree argument.
8605 (find_bb_location): Declare.
8606 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8607 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8608 (vect_analyze_loop_operations, vect_analyze_loop,
8609 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8610 vect_finalize_reduction, vectorizable_reduction,
8611 vectorizable_live_operation, vect_transform_loop): Likewise.
8612 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8613 skip evolution analysis if analyzing a basic block.
8614 (dr_analyze_indices): Likewise.
8615 (initialize_data_dependence_relation): Skip the test whether the
8616 object is invariant for basic blocks.
8617 (compute_all_dependences): Skip dependence analysis for data
8618 references in basic blocks.
8619 (find_data_references_in_stmt): Don't fail in case of invariant
8620 access in basic block.
8621 (find_data_references_in_bb): New function.
8622 (find_data_references_in_loop): Move code to
8623 find_data_references_in_bb and add a call to it.
8624 (compute_data_dependences_for_bb): New function.
8625 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8626 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8628 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8629 unknown dependence in basic block and fail in case of dependence in
8631 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8632 dependence instances from either loop or basic block vectorization
8634 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8635 before calling nested_in_vect_loop_p.
8636 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8637 dependence instances from either loop or basic block vectorization
8639 (vect_verify_datarefs_alignment): Likewise.
8640 (vect_enhance_data_refs_alignment): Adjust function calls.
8641 (vect_analyze_data_refs_alignment): Likewise.
8642 (vect_analyze_group_access): Fix printing. Skip different checks if
8643 DR_STEP is 0. Keep strided stores either in loop or basic block
8644 vectorization data structure. Fix indentation.
8645 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8647 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8648 dependence instances from either loop or basic block vectorization
8650 (vect_analyze_data_refs): Update comment. Call
8651 compute_data_dependences_for_bb to analyze basic blocks.
8652 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8653 case of loop vectorization. In case of basic block vectorization use
8654 data-ref itself as a base.
8655 (vect_create_data_ref_ptr): In case of basic block vectorization:
8656 don't advance the pointer, add new statements before the current
8657 statement. Adjust function calls.
8658 (vect_supportable_dr_alignment): Support only aligned accesses in
8659 basic block vectorization.
8660 * common.opt (ftree-slp-vectorize): New flag.
8661 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8662 (vect_pattern_recog_1): Likewise.
8663 * tree-vect-stmts.c (process_use): Likewise.
8664 (vect_init_vector): Add new statements in the beginning of the basic
8665 block in case of basic block SLP.
8666 (vect_get_vec_def_for_operand): Adjust function calls.
8667 (vect_finish_stmt_generation): Likewise.
8668 (vectorizable_call): Add assert that it is loop vectorization, adjust
8670 (vectorizable_conversion, vectorizable_assignment): Likewise.
8671 (vectorizable_operation): In case of basic block SLP, take
8672 vectorization factor from statement's type and skip the relevance
8673 check. Adjust function calls.
8674 (vectorizable_type_demotion): Add assert that it is loop
8675 vectorization, adjust function calls.
8676 (vectorizable_type_promotion): Likewise.
8677 (vectorizable_store): Check for outer loop only in case of loop
8678 vectorization. Adjust function calls. For basic blocks, skip the
8679 relevance check and don't advance pointers.
8680 (vectorizable_load): Likewise.
8681 (vectorizable_condition): Add assert that it is loop vectorization,
8682 adjust function calls.
8683 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8684 that it is not reduction, get vector type, call only supported
8685 functions, skip loop specific parts.
8686 (vect_transform_stmt): Check for outer loop only in case of loop
8688 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8689 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8690 for external definition.
8691 * passes.c (pass_slp_vectorize): New pass.
8692 * tree-vect-slp.c (find_bb_location): New function.
8693 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8694 check for patterns only in loops.
8695 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8696 case of multiple types in basic block SLP.
8697 (vect_mark_slp_stmts_relevant): New function.
8698 (vect_supported_load_permutation_p): Fix comment.
8699 (vect_analyze_slp_instance): Add argument. In case of basic block
8700 SLP, take vectorization factor from statement's type, check that
8701 unrolling factor is 1. Adjust function call. Save SLP instance in
8702 either loop or basic block vectorization structure. Return FALSE,
8704 (vect_analyze_slp): Add argument. Get strided stores groups from
8705 either loop or basic block vectorization structure. Return FALSE
8706 if basic block SLP failed.
8707 (new_bb_vec_info): New function.
8708 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8709 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8710 (vect_schedule_slp): Add argument. Get SLP instances from either
8711 loop or basic block vectorization structure. Set vectorization factor
8712 to be 1 for basic block SLP.
8713 (vect_slp_transform_bb): New function.
8714 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8716 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8718 * final.c (shorten_branches): Do not align labels for jump tables.
8719 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8721 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8723 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8724 Remove outdated reference to flow.c and fix nits.
8725 * doc/gccint.texi: Tweak RTL description.
8726 * doc/rtl.texi: Likewise.
8728 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8730 * config/avr/avr.c: Change my email address.
8731 * config/avr/avr.h: Likewise.
8732 * config/avr/avr.md: Likewise.
8733 * config/avr/avr-protos.h: Likewise.
8734 * config/avr/libgcc.S: Likewise.
8736 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8738 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8739 (spu_split_load, spu_split_store): Change return type to int.
8740 (spu_split_convert): Declare.
8741 * config/spu/predicates.md (spu_mem_operand): Remove.
8742 (spu_mov_operand): Update.
8743 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8744 * config/spu/spu.c (regno_aligned_for_load): Remove.
8745 (reg_aligned_for_addr, spu_expand_load): Define.
8746 (spu_expand_extv): Reimplement and handle MEM.
8747 (spu_expand_insv): Handle MEM.
8748 (spu_sched_reorder): Handle insn's with length 0.
8749 (spu_legitimate_address_p): Reimplement.
8750 (store_with_one_insn_p): Return TRUE for any mode with size
8751 larger than 16 bytes.
8752 (address_needs_split): Define.
8753 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8755 (spu_convert_move): Define.
8756 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8757 (spu_split_store): Change all MEM's to TImode.
8758 (spu_init_expanders): Preallocate registers that correspond to
8759 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8761 (spu_split_convert): Define.
8762 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8763 (_move<mode>, _movdi, _movti): Update predicate and condition.
8764 (load, store): Change to define_split.
8765 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8767 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8768 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8769 define_insn_and_split of lshr<mode>3.
8770 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8771 (<v>ashr<mode>3_imm): Define.
8772 (extv, extzv, insv): Allow MEM operands.
8773 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8774 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8775 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8776 (_spu_convert2): Change to define_insn_and_split and remove the
8777 corresponding define_peephole2.
8778 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8779 Change predicates to memory_operand.
8781 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8783 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8785 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8787 PR tree-optimization/40219
8788 * tree.c (iterative_hash_expr): Make sure the builtin function is
8789 a normal builtin function and not a front end or back end builtin
8790 before indexing into the built_in_decls array.
8792 2009-05-22 Richard Guenther <rguenther@suse.de>
8795 * alias.c (write_dependence_p): Do not use TBAA for answering
8796 anti-dependence or output-dependence.
8797 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8798 (emit_pointer_definition): Remove.
8799 (emit_alias_warning): Likewise.
8800 (find_what_var_points_to): Remove TBAA pruning code.
8801 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8803 (compute_points_to_sets): Remove code computing the set of
8804 dereferenced pointers.
8805 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8806 oracle for querying anti and output dependencies.
8807 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8808 if TBAA may be applied.
8809 (refs_anti_dependent_p): New function.
8810 (refs_output_dependent_p): Likewise.
8811 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8812 (refs_output_dependent_p): Likewise.
8813 * doc/tree-ssa.texi (Memory model): New section.
8814 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8815 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8816 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8817 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8818 * expr.c (expand_expr_real_1): Likewise.
8819 * gimple-low.c (lower_stmt): Likewise.
8820 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8821 (dump_gimple_cdt): Remove.
8822 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8823 (gimple_size): Likewise.
8824 (walk_gimple_op): Likewise.
8825 (is_gimple_stmt): Likewise.
8826 (walk_stmt_load_store_addr_ops): Likewise.
8827 (gimple_build_cdt): Remove.
8828 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8829 * gimple.h (gimple_cdt_new_type): Remove.
8830 (gimple_cdt_new_type_ptr): Likewise.
8831 (gimple_cdt_set_new_type): Likewise.
8832 (gimple_cdt_location): Likewise.
8833 (gimple_cdt_location_ptr): Likewise.
8834 (gimple_cdt_set_location): Likewise.
8835 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8836 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8837 GIMPLE_CHANGE_DYNAMIC_TYPE.
8838 (verify_types_in_gimple_stmt): Likewise.
8839 * tree-inline.c (estimate_num_insns): Likewise.
8840 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8841 (copy_decl_to_var): Likewise.
8842 (copy_result_decl_to_var): Likewise.
8843 * tree-pretty-print.c (dump_generic_node): Do not handle
8844 CHANGE_DYNAMIC_TYPE_EXPR.
8845 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8846 * tree-ssa-operands.c (get_expr_operands): Likewise.
8847 * tree-ssa-structalias.c (struct variable_info): Remove
8848 no_tbaa_pruning member.
8849 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8850 (unify_nodes): Do not copy it.
8851 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8852 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8853 (set_uids_in_ptset): Do not check it.
8854 (find_what_var_points_to): Likewise.
8855 (compute_tbaa_pruning): Remove.
8856 (compute_points_to_sets): Do not call it.
8857 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8858 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8859 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8860 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8861 (DECL_NO_TBAA_P): Likewise.
8862 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8863 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8864 (expand_omp_atomic_pipeline): Do not set it.
8865 * print-tree.c (print_node): Do not dump it.
8866 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8869 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8872 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8875 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8877 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8880 2009-05-22 Ben Elliston <bje@au.ibm.com>
8882 * Makefile.in (bversion.h, s-bversion): New targets.
8883 (TOPLEV_H): Add bversion.h.
8884 * toplev.h: Include "bversion.h".
8885 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8886 the __format__ attribute only if compiling with the same version
8887 of GCC as the sources (the "build version").
8889 2009-05-22 Ben Elliston <bje@au.ibm.com>
8891 * c-format.c (handle_format_attribute): Fix comment typo.
8893 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8896 * config/ia64/ia64.opt (mfused-madd): New.
8897 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8898 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8899 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8900 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8901 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8902 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8903 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8904 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8905 instruction if !TARGET_FUSED_MADD.
8906 (fpma, fpms): Remove colon from name.
8908 2009-05-22 Richard Guenther <rguenther@suse.de>
8910 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8911 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8912 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8914 (create_expression_by_pieces): Only convert if necessary.
8915 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8916 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8918 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8920 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8921 regular pattern from a template and rename it ...
8922 (*extzv_truncsi_exts): ... to this.
8924 2009-05-21 Richard Guenther <rguenther@suse.de>
8926 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8927 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8928 (cgraph_default_inline_p): Likewise.
8929 (cgraph_decide_inlining_incrementally): Likewise.
8931 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8932 Uros Bizjak <ubizjak@gmail.com>
8934 * config/i386/cpuid.h (bit_MOVBE): New.
8936 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8938 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8939 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8940 (ix86_handle_option): Handle OPT_mmovbe.
8941 (ix86_target_string): Add -mmovbe.
8942 (pta_flags): Add PTA_MOVBE.
8943 (processor_alias_table): Add PTA_MOVBE to "atom".
8944 (override_options): Handle PTA_MOVBE.
8946 * config/i386/i386.h (TARGET_MOVBE): New.
8948 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8949 (*bswapsi_movbe): New.
8950 (*bswapdi_movbe): Likewise.
8951 (bswapdi2): Renamed to ...
8953 (bswapdi2): New expander.
8955 * config/i386/i386.opt (mmovbe): New.
8957 * doc/invoke.texi: Document -mmovbe.
8959 2009-05-21 Taras Glek <tglek@mozilla.com>
8961 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8962 * gcc-plugin.h (plugin_init): Updated signature.
8963 * gcc-plugin.h (plugin_name_args): Moved to this header.
8964 * doc/plugins.texi (plugin_init): Updated documention to reflect
8966 * doc/plugins.texi (plugin_name_args): Added to documention.
8968 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8970 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8971 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8973 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8975 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8976 JUMP_TABLE_DATA_P predicates where applicable.
8977 * config/i386/predicates.md: Ditto.
8978 * config/i386/sse.md: Ditto.
8980 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8982 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8983 operand2 -128 override length_immediate attribute to 1.
8984 * config/i386/predicates.md (constm128_operand): New predicate.
8986 * config/i386/i386.c (memory_address_length): Handle %r12
8987 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8989 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8990 mode look through optional ZERO_EXTEND and SUBREG.
8991 * config/i386/i386.md (R12_REG): New define_constant.
8992 (prefix_data16): For sse unit set also for MODE_TI insns.
8993 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8994 insns set if operand 1 is ext_QIreg_operand.
8995 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8996 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8998 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8999 mode from MODE_DI to MODE_SI.
9000 (movdi_1_rex64): Override modrm and length_immediate attributes
9001 only for movabs (TYPE_IMOV, alternative 2).
9002 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
9003 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
9004 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
9005 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
9006 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
9007 prefix_rex attribute if DImode.
9008 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
9009 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9010 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
9011 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
9012 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
9013 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
9014 Likewise. For TYPE_IMOV clear length_immediate attribute.
9015 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9016 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9017 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9018 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9019 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9020 or one operand TYPE_ISHIFT.
9021 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9022 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9023 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9024 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9025 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9026 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9027 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9028 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9029 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9030 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9031 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9032 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9033 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9034 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9035 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9036 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9037 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9038 set mode attribute, don't override length attribute.
9039 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9041 (return_internal_long): Set length attribute to 2 instead of 1.
9042 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9043 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9044 prefix_rex attribute.
9045 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9047 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9049 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9051 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9053 2009-05-20 Ian Lance Taylor <iant@google.com>
9055 * tree.c (build_tree_list_vec_stat): New function.
9056 (ctor_to_vec): New function.
9057 (build_nt_call_vec): New function.
9058 (build_call_array): Change args to be a const pointer.
9059 (build_call_vec): New function.
9060 * tree.h (build_nt_call_vec): Declare.
9061 (build_tree_list_vec_stat): Declare.
9062 (build_tree_list_vec): Define.
9063 (build_call_array): Update declaration.
9064 (build_call_vec): Declare.
9065 (ctor_to_vec): Declare.
9066 * c-common.c (tree_vector_cache): New static variable.
9067 (make_tree_vector): New function.
9068 (release_tree_vector): New function.
9069 (make_tree_vector_single): New function.
9070 (make_tree_vector_copy): New function.
9071 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9072 (make_tree_vector_single, make_tree_vector_copy): Declare.
9073 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9074 (c_parser_expr_list): Don't manage cache here, instead call
9076 (c_parser_release_expr_list): Remove static function.
9077 (c_parser_vec_to_tree_list): Remove static function.
9078 (c_parser_attributes): Call build_tree_list_vec instead of
9079 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9080 c_parser_release_expr_list.
9081 (c_parser_postfix_expression_after_primary): Likewise.
9082 (c_parser_objc_keywordexpr): Likewise.
9084 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9086 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9087 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9088 TARGET_CONVERT_TO_TYPE.
9089 * hooks.c (hook_tree_const_tree_null): Define.
9090 * hooks.h (hook_tree_const_tree_null): Declare.
9091 * target.h (struct gcc_target): Add invalid_parameter_type,
9092 invalid_return_type, promoted_type, and convert_to_type fields.
9093 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9094 (TARGET_INVALID_RETURN_TYPE): Define.
9095 (TARGET_PROMOTED_TYPE): Define.
9096 (TARGET_CONVERT_TO_TYPE): Define.
9097 (TARGET_INITIALIZER): Update for new fields.
9098 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9099 (grokparms): Check targetm.invalid_parameter_type.
9100 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9101 * c-convert.c (convert): Check targetm.convert_to_type.
9103 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9105 * config/mips/mips.md (*extenddi_truncate<mode>,
9106 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9108 (*extendhi_truncateqi): New define_insn_and_sptit.
9110 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9113 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9114 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9116 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9118 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9119 the operand of VIEW_CONVERT_EXPR.
9121 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9123 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9124 extended family and model for Intel processors. Support Intel Atom.
9126 2009-05-20 Olivier Hainque <hainque@adacore.com>
9128 * gstab.h (stab_code_type): Define, to be used instead of the
9129 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9131 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9132 occurrences by stab_code_type.
9133 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9135 2009-05-20 Martin Jambor <mjambor@suse.cz>
9137 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9138 (sra_insert_before): Likewise.
9139 (sra_insert_after): Likewise.
9140 (sra_init_cache): Likewise.
9141 (sra_type_can_be_decomposed_p): Likewise.
9142 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9143 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9144 (sra_insert_before): Likewise.
9145 (sra_insert_after): Likewise.
9146 (sra_init_cache): Likewise.
9147 (insert_edge_copies_seq): Made static and moved upwards.
9149 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9152 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9154 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9155 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9158 2009-05-20 Richard Guenther <rguenther@suse.de>
9160 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9161 with mismatched comparison modes.
9163 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9165 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9166 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9167 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9168 with shifts for Thumb2.
9169 (orsi_notsi): New for orn.
9170 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9171 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9172 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9173 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9174 Don't invert remainder for IOR.
9176 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9178 PR tree-optimization/40087
9179 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9180 number_of_iterations_ne): Rename never_infinite argument.
9181 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9182 number_of_iterations_le): Handle pointer-type ivs when
9183 exit_must_be_taken is false.
9184 (number_of_iterations_cond): Do not always assume that
9185 exit_must_be_taken if the control variable is a pointer.
9187 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9189 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9190 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9192 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9194 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9195 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9197 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9200 * c.opt (Wlogical-op): Disabled by default.
9201 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9203 * doc/invoke.texi (Wlogical-op): Likewise.
9205 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9207 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9209 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9210 Propagate the type of the first operand.
9211 <ASSERT_EXPR>: Simplify.
9212 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9213 Rewrite using the RHS code as discriminant.
9214 <NOP_EXPR>: Turn into CASE_CONVERT.
9215 <PLUS_EXPR>: Propagate the type of the first operand.
9217 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9219 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9220 (ia64_dconst_0_375): New.
9221 * config/ia64/ia64.c (ia64_override_options): Remove
9222 -minline-sqrt-min-latency warning.
9223 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9224 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9225 * config/ia64/ia64.md (*sqrt_approx): Remove.
9226 (sqrtsf2): Remove #if 0.
9227 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9228 (sqrtdf): Remove assert.
9229 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9230 (sqrtxf2): Remove #if 0.
9231 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9232 * div.md (sqrt_approx_rf): New.
9233 (sqrtsf2_internal_thr): New implementation.
9234 (sqrtsf2_internal_lat): New.
9235 (sqrtdf2_internal_thr: New implementation.
9236 (sqrtxf2_internal): New implementation.
9238 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9239 Hans-Peter Nilsson <hp@axis.com>
9241 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9242 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9243 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9244 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9245 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9246 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9247 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9248 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9249 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9250 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9251 * c-common.c: ...from here.
9253 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9255 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9257 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9259 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9261 2009-05-19 Ben Elliston <bje@au.ibm.com>
9263 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9264 assignments with memcpy calls.
9265 (add_fdes): Likewise.
9266 (binary_search_unencoded_fdes): Likewise.
9267 (linear_search_fdes): Eliminate type puns.
9269 2009-05-19 Richard Guenther <rguenther@suse.de>
9271 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9272 not falsely claim to have propagated into all uses.
9274 2009-05-19 Ben Elliston <bje@au.ibm.com>
9276 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9279 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9281 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9282 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9283 (TARGET_LEGITIMATE_ADDRESS_P): New.
9284 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9285 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9287 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9290 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9291 child of the containing namespace's DIE.
9293 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9295 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9296 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9297 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9300 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9303 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9304 gen_align with gen_pad.
9305 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9306 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9308 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9309 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9311 * config/i386/i386.md (align): Renamed to ...
9312 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9313 ASM_OUTPUT_MAX_SKIP_PAD.
9315 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9317 * config.gcc: Fix variable syntax.
9320 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9321 before calling exact_log2.
9322 (output_iorsi3): Likewise.
9323 (output_xorsi3): Likewise.
9325 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9327 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9328 for the none zero constant operand except for EQ and NE
9329 comprisons even when the first operand is R0.
9331 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9333 * config/s390/2064.md: Remove trailing whitespaces.
9334 * config/s390/2084.md: Likewise.
9335 * config/s390/constraints.md: Likewise.
9336 * config/s390/fixdfdi.h: Likewise.
9337 * config/s390/libgcc-glibc.ver: Likewise.
9338 * config/s390/s390-modes.def: Likewise.
9339 * config/s390/s390-protos.h: Likewise.
9340 * config/s390/s390.c: Likewise.
9341 * config/s390/s390.h: Likewise.
9342 * config/s390/s390.md: Likewise.
9343 * config/s390/tpf-unwind.h: Likewise.
9345 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9347 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9349 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9352 * configure.ac (m68k-*-*): Check if binutils support TLS.
9353 * configure: Regenerate.
9354 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9355 * config/m68k/constraints.md (Cu): New constraint.
9356 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9357 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9358 (movsi): Handle TLS symbols.
9359 (addsi3_5200): Handle XTLS symbols, indent.
9360 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9361 (m68k_tls_reference_p): Declare.
9362 (m68k_legitimize_address): Declare.
9363 (m68k_unwrap_symbol): Declare.
9364 * config/m68k/m68k.opt (mxtls): New option.
9365 * config/m68k/m68k.c (ggc.h): Include.
9366 (m68k_output_dwarf_dtprel): Implement hook.
9367 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9368 (m68k_expand_prologue): Load GOT pointer when function needs it.
9369 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9370 (m68k_legitimate_constant_address_p): Same.
9371 (m68k_decompose_address): Handle TLS references.
9372 (m68k_get_gp): New static function.
9373 (enum m68k_reloc): New contants.
9374 (TLS_RELOC_P): New macro.
9375 (m68k_wrap_symbol): New static function.
9376 (m68k_unwrap_symbol): New function.
9377 (m68k_final_prescan_insn_1): New static function.
9378 (m68k_final_prescan_insn): New function.
9379 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9381 (legitimize_pic_address): Handle TLS references..
9382 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9383 (m68k_libcall_value_in_a0_p)
9384 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9385 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9386 (m68k_legitimize_tls_address): Handle TLS references.
9387 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9389 (m68k_legitimize_address): Handle TLS symbols.
9390 (m68k_get_reloc_decoration): New static function.
9391 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9393 (m68k_output_dwarf_dtprel): Implement hook.
9394 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9395 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9396 m68k_call_* routines.
9397 (sched_attr_op_type): Handle TLS symbols.
9398 (gt-m68k.h): Include.
9399 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9400 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9402 2009-05-18 Martin Jambor <mjambor@suse.cz>
9404 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9405 (visit_store_addr_for_mod_analysis): New function.
9406 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9407 (determine_cst_member_ptr): Use gimple_assign_single_p.
9408 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9409 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9410 operands. Don't check number of operands of a NOP_EXPR.
9412 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9414 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9416 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9419 * c-common.c (warn_logical_operator): Don't warn if one of
9420 expression isn't always true or false.
9422 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9424 * config/i386/biarch32.h: New file.
9425 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9427 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9429 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9430 *zero_extend<mode>_truncqi): Merge these into ...
9431 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9432 Name the pattern following this as *zero_extendhi_truncqi.
9434 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9437 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9438 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9439 (output_info): Make field HOST_WIDEST_INT.
9440 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9441 (dump_bitmat_statistics): Same.
9443 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9445 * config.gcc (use_gcc_stdint): Set to wrap.
9446 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9447 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9448 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9449 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9450 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9451 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9452 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9453 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9455 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9457 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9459 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9460 Move definitions earlier.
9461 (OPT_ARCH64, OPT_ARCH32): Define.
9462 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9465 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9468 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9471 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9473 * arm.md (movdi2): Copy non-reg values to DImode registers.
9475 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9478 * final.c (label_to_max_skip): New function.
9479 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9480 CODE_LABEL_NUMBER <= max_labelno.
9481 * output.h (label_to_max_skip): New prototype.
9482 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9483 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9484 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9485 Handle CODE_LABELs with >= 16 byte alignment or with
9486 max_skip == (1 << align) - 1.
9487 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9488 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9491 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9492 .p2align 3 if MAX_SKIP is smaller than 7.
9493 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9495 2009-05-15 Ian Lance Taylor <iant@google.com>
9497 * alias.c (struct alias_set_entry_d): Rename from struct
9498 alias_set_entry. Change all uses.
9499 * except.c (struct call_site_record_d): Rename from struct
9500 call_site_record. Change all uses.
9501 * except.h (struct eh_region_d): Rename from struct eh_region.
9503 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9505 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9506 ivtype_map_elt. Change all uses.
9507 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9509 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9510 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9512 (struct sese_d): Rename from struct sese. Change all uses.
9513 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9514 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9515 * optabs.h (struct optab_d): Rename from struct optab. Change all
9517 (struct convert_optab_d): Rename from struct convert_optab.
9519 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9520 ipa_opt_pass. Change all uses.
9521 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9524 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9525 defined as a typedef.
9526 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9529 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9532 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9534 (merge_ranges): Returns bool.
9535 * tree.h (make_range): .. to here.
9536 (build_range_check): Likewise.
9537 (merge_ranges): Likewise. Renamed from merge_ranges.
9538 * c-typeck.c (parser_build_binary_op): Update calls to
9539 warn_logical_operator.
9540 * c-common.c (warn_logical_operator): Add new warning.
9541 * c-common.h (warn_logical_operator): Update declaration.
9543 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9545 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9547 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9549 * doc/install.texi: Document MPC requirements, flags etc.
9551 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9552 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9553 Evaluate constant arguments.
9554 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9555 (fold_builtin_1): Likewise, also evaluate constant arguments.
9556 Remove superfluous break.
9557 (do_mpc_ckconv): New.
9558 * real.h: Include mpc.h.
9559 * toplev.c (print_version): Output MPC version info if available.
9561 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9563 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9565 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9567 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9570 2009-05-15 Jan Hubicka <jh@suse.cz>
9572 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9573 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9574 (try_inline): Fix return value.
9575 (cgraph_decide_inlining_incrementally): Honor new value.
9576 (cgraph_early_inlining): Handle indirect inlining.
9577 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9579 2009-05-15 Jan Hubicka <jh@suse.cz>
9581 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9582 * cgraphunit.c (cgraph_finalize_function): Set it.
9583 (cgraph_expand_function): Use it.
9585 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9587 * real.c (encode_ieee_half): Define.
9588 (decode_ieee_half): Define.
9589 (ieee_half_format): Define.
9590 (arm_half_format): Define.
9591 * real.h (ieee_half_format): Declare.
9592 (arm_half_format): Declare.
9594 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9596 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9597 swapped, and reversed optabs exist before trying to use them.
9599 2009-05-15 Paul Brook <paul@codesourcery.com>
9600 Sandra Loosemore <sandra@codesourcery.com>
9602 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9603 loads. Allow PRE_DEC.
9604 (output_move_neon): Handle PRE_DEC.
9605 (arm_print_operand): Add 'A' for neon structure loads.
9606 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9607 * config/arm/neon.md (neon_mov): Update comment.
9608 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9610 (Um): New constraint.
9612 2009-05-15 Jan Hubicka <jh@suse.cz>
9614 Revert the following patch until testsuite fallout is fixed:
9615 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9616 * cgraph.h (struct inline_summary): New filed self_wize,
9617 size_inlining_benefit, self_time and time_inlining_benefit.
9618 (struct cgraph_global_info): Replace insns by time ans size fields.
9619 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9620 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9621 (ipcp_update_callgraph): Do not touch function bodies.
9622 * ipa-inline.c: Include except.h
9623 (MAX_TIME): New constant.
9624 (overall_insns): Remove
9625 (overall_size, max_benefit): New static variables.
9626 (cgraph_estimate_time_after_inlining): New function.
9627 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9628 (cgraph_clone_inlined_nodes): Update size.
9629 (cgraph_mark_inline_edge): Update size.
9630 (cgraph_estimate_growth): Use size info.
9631 (cgraph_check_inline_limits): Check size.
9632 (cgraph_default_inline_p): Likewise.
9633 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9634 (cgraph_decide_recursive_inlining): Check size.
9635 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9637 (cgraph_decide_inlining): Likewise.
9638 (cgraph_decide_inlining_incrementally): Likewise; honor
9639 PARAM_EARLY_INLINING_INSNS.
9640 (likely_eliminated_by_inlining_p): New predicate.
9641 (estimate_function_body_sizes): New function.
9642 (compute_inline_parameters): Use it.
9643 * except.c (must_not_throw_labels): New function.
9644 * except.h (must_not_throw_labels): Declare.
9645 * tree-inline.c (init_inline_once): Kill inlining_weigths
9646 * tree-ssa-structalias.c: Avoid uninitialized warning.
9647 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9648 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9649 (PARAM_INLINE_CALL_COST): Remove.
9650 (PARAM_EARLY_INLINING_INSNS): New.
9652 2009-05-15 Richard Guenther <rguenther@suse.de>
9654 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9655 not TODO_update_ssa.
9657 2009-05-15 Richard Guenther <rguenther@suse.de>
9659 PR tree-optimization/39999
9660 * gimple.h (gimple_expr_type): Use the expression type looking
9661 through useless conversions.
9662 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9663 (vn_nary_op_insert_stmt): Likewise.
9664 (simplify_binary_expression): Likewise.
9666 2009-05-15 Richard Guenther <rguenther@suse.de>
9668 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9669 New options, enabled by default.
9670 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9672 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9673 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9674 * tree-ssa-structalias.c (gate_tree_pta): New function.
9675 (pass_build_alias): Use it.
9677 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9679 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9680 recurse on an invariant address if a conversion from a pointer
9681 type to a wider integer type is involved.
9683 2009-05-15 Jan Hubicka <jh@suse.cz>
9685 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9686 * cgraph.h (struct inline_summary): New filed self_wize,
9687 size_inlining_benefit, self_time and time_inlining_benefit.
9688 (struct cgraph_global_info): Replace insns by time ans size fields.
9689 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9690 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9691 (ipcp_update_callgraph): Do not touch function bodies.
9692 * ipa-inline.c: Include except.h
9693 (MAX_TIME): New constant.
9694 (overall_insns): Remove
9695 (overall_size, max_benefit): New static variables.
9696 (cgraph_estimate_time_after_inlining): New function.
9697 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9698 (cgraph_clone_inlined_nodes): Update size.
9699 (cgraph_mark_inline_edge): Update size.
9700 (cgraph_estimate_growth): Use size info.
9701 (cgraph_check_inline_limits): Check size.
9702 (cgraph_default_inline_p): Likewise.
9703 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9704 (cgraph_decide_recursive_inlining): Check size.
9705 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9707 (cgraph_decide_inlining): Likewise.
9708 (cgraph_decide_inlining_incrementally): Likewise; honor
9709 PARAM_EARLY_INLINING_INSNS.
9710 (likely_eliminated_by_inlining_p): New predicate.
9711 (estimate_function_body_sizes): New function.
9712 (compute_inline_parameters): Use it.
9713 * except.c (must_not_throw_labels): New function.
9714 * except.h (must_not_throw_labels): Declare.
9715 * tree-inline.c (init_inline_once): Kill inlining_weigths
9716 * tree-ssa-structalias.c: Avoid uninitialized warning.
9717 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9718 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9719 (PARAM_INLINE_CALL_COST): Remove.
9720 (PARAM_EARLY_INLINING_INSNS): New.
9721 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9722 (inline-call-cost): Remove.
9723 (early-inlining-insns): New.
9725 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9727 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9729 (print_int_cst_bounds_in_octal_p): Likewise.
9730 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9732 * dwarf2out.c (base_type_die): Likewise.
9733 (is_subrange_type): Delete.
9734 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9735 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9736 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9737 if the destination type is boolean.
9738 (build_range_check): Do not special-case subtypes.
9739 (fold_sign_changed_comparison): Likewise.
9740 (fold_unary): Likewise.
9741 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9742 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9743 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9744 * tree.c (subrange_type_for_debug_p): New predicate based on the
9745 former is_subrange_type.
9746 * tree.h (subrange_type_for_debug_p): Declare.
9747 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9748 (convert_affine_scev): Remove call to above function.
9749 (chrec_convert_aggressive): Likewise.
9750 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9751 false for conversions involving subtypes.
9752 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9753 (vrp_val_min): Likewise.
9754 (needs_overflow_infinity): Likewise.
9755 (extract_range_from_unary_expr): Likewise.
9757 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9759 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9760 * config/frv/frv.c: Likewise.
9761 * config/s390/s390.c: Likewise.
9762 * config/sparc/sparc.h: Likewise.
9763 * config/i386/i386.h: Likewise.
9764 * config/i386/i386.c: Likewise.
9765 * config/crx/crx.c: Likewise.
9766 * config/m68hc11/m68hc11.h: Likewise.
9767 * config/iq2000/iq2000.c: Likewise.
9768 * config/mn10300/mn10300.h: Likewise.
9769 * config/mn10300/mn10300.c: Likewise.
9770 * config/m68k/m68k.c: Likewise.
9771 * config/rs6000/rs6000.c: Likewise.
9772 * config/rs6000/xcoff.h: Likewise.
9773 * config/rs6000/linux64.h: Likewise.
9774 * config/rs6000/sysv4.h: Likewise.
9775 * config/score/score3.c: Likewise.
9776 * config/score/score7.c: Likewise.
9777 * config/score/score.c: Likewise.
9778 * config/arm/arm.md: Likewise.
9779 * config/mips/mips.c: Likewise.
9780 * config/mips/mips.md: Likewise.
9781 * config/bfin/bfin.h: Likewise.
9782 * config/pa/pa.c: Likewise.
9783 * config/pa/constraints.md: Likewise.
9785 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9786 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9787 * config/pdp11/pdp11.h: Use memory_address_p instead.
9789 2009-05-14 Ian Lance Taylor <iant@google.com>
9791 * passes.c (finish_optimization_passes): Change i to int.
9792 * plugin.c (plugins_active_p): Change event to int.
9793 (dump_active_plugins): Likewise.
9794 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9796 * tree.c (tree_range_check_failed): Change c to unsigned int.
9797 (omp_clause_range_check_failed): Likewise.
9798 (build_common_builtin_nodes): Change mode to int. Add cast.
9799 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9800 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9802 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9803 ++ or -- with a variable of enum type.
9805 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9808 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9810 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9812 * store-motion.c: Do not include params.h
9813 * Makefile.in: Fix dependencies for various files.
9815 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9817 * auto-inc-dec.c: Fix pass description, remove apparent
9818 accidental duplication.
9820 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9823 * ipa-utils.h (memory_identifier_string): Moved to ...
9824 * tree.h (memory_identifier_string): Here. Add GTY(()).
9826 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9828 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9829 in the former documentation of...
9830 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9831 * ira-conflicts.c (get_dup_num): Use address_operand.
9832 * targhooks.c (default_legitimate_address_p): New.
9833 * targhooks.h (default_legitimate_address_p): New.
9834 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9836 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9837 * target.h (struct target): Add legitimate_address_p.
9838 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9839 (TARGET_INITIALIZER): Include it.
9841 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9842 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9843 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9844 (TARGET_LEGITIMATE_ADDRESS_P): New.
9846 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9847 (REG_OK_STRICT_P): Delete.
9848 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9849 (frv_legitimate_address_p_1): ... this.
9850 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9851 (frv_legitimate_address_p_1): ... the renamed old
9852 frv_legitimate_address_p.
9853 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9854 (TARGET_LEGITIMATE_ADDRESS_P): New.
9856 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9857 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9858 * config/s390/s390.c (legitimate_address_p): Rename to...
9859 (s390_legitimate_address_p): ... this, make static.
9860 (legitimize_address): Adjust call.
9861 (TARGET_LEGITIMATE_ADDRESS_P): New.
9862 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9864 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9865 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9866 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9867 (TARGET_LEGITIMATE_ADDRESS_P): New.
9869 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9870 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9871 * config/spu/spu.c (spu_legitimate_address): Rename to...
9872 (spu_legitimate_address_p): ... this, make static.
9873 (TARGET_LEGITIMATE_ADDRESS_P): New.
9875 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9876 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9877 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9878 (sparc_legitimate_address_p): ... this, make static and return bool.
9879 (legitimize_address): Adjust call.
9880 (TARGET_LEGITIMATE_ADDRESS_P): New.
9882 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9883 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9884 * config/i386/i386.c (legitimate_address_p): Rename to...
9885 (ix86_legitimate_address_p): ... this, make static.
9886 (constant_address_p): Move after it, adjust call.
9887 (TARGET_LEGITIMATE_ADDRESS_P): New.
9889 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9890 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9891 * config/avr/avr.c (legitimate_address_p): Rename to...
9892 (avr_legitimate_address_p): ... this, make static.
9893 (legitimize_address): Adjust call.
9894 (TARGET_LEGITIMATE_ADDRESS_P): New.
9896 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9897 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9898 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9899 (TARGET_LEGITIMATE_ADDRESS_P): New.
9901 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9902 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9903 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9904 (TARGET_LEGITIMATE_ADDRESS_P): New.
9906 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9907 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9909 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9911 (TARGET_LEGITIMATE_ADDRESS_P): New.
9913 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9914 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9916 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9918 (m68hc11_legitimate_address_p): ... this, make static.
9919 (go_if_legitimate_address_internal): Rename to...
9920 (m68hc11_legitimate_address_p_1): ... this.
9921 (legitimize_address): Adjust call.
9922 (TARGET_LEGITIMATE_ADDRESS_P): New.
9924 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9925 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9926 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9927 (TARGET_LEGITIMATE_ADDRESS_P): New.
9929 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9930 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9931 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9932 (mn10300_legitimate_address_p): ... this, make static.
9933 (TARGET_LEGITIMATE_ADDRESS_P): New.
9935 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9936 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9937 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9938 (TARGET_LEGITIMATE_ADDRESS_P): New.
9940 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9941 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9942 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9943 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9944 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9945 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9946 (rs6000_legitimate_address_p): ... this, make static.
9947 (TARGET_LEGITIMATE_ADDRESS_P): New.
9948 (REG_MODE_OK_FOR_BASE_P): Delete.
9949 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9951 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9952 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9954 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9955 static, adjust types.
9956 (TARGET_LEGITIMATE_ADDRESS_P): New.
9958 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9959 * config/score/score.c (score_address_p): Rename to...
9960 (score_legitimate_address_p): ... this.
9961 (TARGET_LEGITIMATE_ADDRESS_P): New.
9962 * config/score/score3.c (score3_address_p): Rename to...
9963 (score3_legitimate_address_p): ... this.
9964 * config/score/score7.c (score7_address_p): Rename to...
9965 (score7_legitimate_address_p): ... this.
9967 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9968 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9969 GO_IF_LEGITIMATE_ADDRESS): Delete.
9970 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9971 thumb2_legitimate_address_p): Delete.
9972 (arm_legitimate_address_p): Rename to...
9973 (arm_legitimate_address_outer_p): ... this.
9974 * config/arm/constraints.md ("Uq"): Adjust call.
9975 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9976 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9978 (arm_legitimate_address_outer_p): ... this.
9979 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9981 (TARGET_LEGITIMATE_ADDRESS_P): New.
9983 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9984 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9985 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9986 (TARGET_LEGITIMATE_ADDRESS_P): New.
9988 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9989 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9990 * config/vax/vax.c (legitimate_address_p): Rename to...
9991 (vax_legitimate_address_p): ... this, make static.
9992 (TARGET_LEGITIMATE_ADDRESS_P): New.
9994 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9995 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9996 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9997 (TARGET_LEGITIMATE_ADDRESS_P): New.
9999 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10000 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
10001 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
10002 (mmix_legitimate_address_p): ... this, make static.
10003 (TARGET_LEGITIMATE_ADDRESS_P): New.
10005 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10006 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
10007 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
10008 (TARGET_LEGITIMATE_ADDRESS_P): New.
10010 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10012 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10013 of MODE_COMPLEX_INT.
10015 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10017 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10018 LCT_NORMAL in function call.
10019 * mips-tdump.c (print_file_desc): Add cast to enum type.
10020 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10021 (mark_stabs): Add casts to enum types.
10022 (parse_stabs_common): Add casts to enum types.
10024 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10026 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10027 Check for invalid values of LETTER.
10029 2009-05-13 Taras Glek <tglek@mozilla.com>
10031 * attribs.c (register_attribute): moved out attribute registration
10032 into register_attribute.
10033 * doc/plugins.texi: Documented register_attribute and
10035 * gcc-plugin.h: Added forward decl for register_attribute.
10036 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10037 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10038 PLUGIN_ATTRIBUTES boilerplate.
10040 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10042 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10043 values even in sentinel and empty entries.
10044 (ms_printf_flag_specs): Likewise.
10045 (ms_scanf_flag_specs): Likewise.
10046 (ms_strftime_flag_specs): Likewise.
10047 (ms_print_char_table): Likewise.
10048 (ms_scan_char_table): Likewise.
10049 (ms_time_char_table): Likewise.
10051 2009-05-13 Doug Kwan <dougkwan@google.com>
10053 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10055 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10057 * config/mips/mips.md (store): Add attributes for QI and HI.
10059 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10060 (truncdi<mode>2): ... this new pattern.
10062 2009-05-13 Brad Hards <bradh@kde.org>
10064 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10066 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10067 Ben Elliston <bje@au.ibm.com>
10069 PR middle-end/40035
10070 * dse.c (check_mem_read_rtx): Guard against width == -1.
10072 2009-05-13 Michael Matz <matz@suse.de>
10074 PR middle-end/39976
10075 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10076 (trivially_conflicts_p): New function.
10077 (insert_backedge_copies): Use it.
10079 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10081 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10082 (handle_stdc_pragma): Use new enum constant names.
10083 (handle_pragma_float_const_decimal64): Ditto.
10085 2009-05-13 Ian Lance Taylor <iant@google.com>
10087 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10090 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10092 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10093 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10095 * config/m68k/m68k.h (FL_UCLINUX): Define.
10097 2009-05-13 Jan Hubicka <jh@suse.cz>
10099 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10101 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10103 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10104 unless -fschedule-insns is specified.
10106 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10109 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10110 TARGET_EXPAND_CBRANCHDI4.
10111 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10112 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10113 (cmpeqdi): Fix comment.
10115 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10117 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10118 (sh_legitimate_address_p): Likewise.
10119 * config/sh/sh.c (sh_legitimate_index_p): New.
10120 (sh_legitimate_address_p): Likewise.
10121 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10122 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10123 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10124 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10125 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10126 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10127 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10128 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10129 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10131 2009-05-12 Jan Hubicka <jh@suse.cz>
10133 * tree-inline.c (estimate_operator_cost): Add operands;
10134 when division happens by constant, it is cheap.
10135 (estimate_num_insns): Loads and stores are not having cost of 0;
10136 EH magic stuff is cheap; when computing runtime cost of switch,
10137 use log2 base of amount of its cases; builtin_expect has cost of 0;
10138 compute cost for moving return value of call.
10139 (init_inline_once): Initialize time_based flags.
10140 * tree-inline.h (eni_weights_d): Add time_based flag.
10142 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10144 * df-core.c: Update head documentation.
10146 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10149 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10150 shadowing exisiting variable op1.
10152 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10155 * config/i386/driver-i386.c (processor_signatures): New enum.
10156 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10157 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10158 processor signature to detect geode processor.
10160 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10164 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10166 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10167 causes spurious differences between trunk and cond-optab branch.
10169 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10171 * dojump.c (compare_from_rtx): Delete.
10172 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10173 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10174 if the comparison does not satisfy the predicate; test predicates for
10175 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10176 further if one existing pattern fails.
10177 * expr.h (compare_from_rtx): Delete.
10178 (prepare_operand): Declare it.
10179 * optabs.c: Change "lib call" to "libcall" throughout.
10180 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10181 HAVE_conditional_trap, emit_cmp_insn): Delete.
10182 (can_compare_p): Delete cmp_optab case.
10183 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10184 Accept other parameters by value.
10185 (prepare_operand): Make non-static.
10186 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10187 other parameters by value. Try to widen operands here based on
10188 an optab_methods argument and looking at cbranch_optab.
10189 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10190 loop. Use cbranch_optab directly.
10191 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10192 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10194 (emit_conditional_move, emit_conditional_add): Inline what's needed
10195 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10196 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10197 with COMPARE. Move cmov_optab and cstore_optab above
10198 with cbranch_optab, move cmp_optab down with ucmp_optab,
10199 remove tst_otpab. Do not initialize trap_rtx.
10200 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10201 for trap code. Do not check HAVE_conditional_trap. Use
10202 prepare_cmp_insn. Accept no predicate for operand 3.
10203 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10204 (OTI_ctrap, ctrap_optab): New.
10205 (tst_optab): Delete.
10206 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10207 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10208 with lookup of ctrap_optab.
10209 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10211 (ctrap_optab): New.
10213 * combine.c (combine_simplify_rtx, simplify_set): Do not
10214 special case comparing against zero for cc0 machines.
10215 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10216 COMPARE on cc0 machines.
10217 (simplify_relational_operation): Return a new expression when
10218 a COMPARE could be removed.
10219 * final.c (final_scan_insn): Compare cc_status values
10220 against LHS of a (compare FOO (const_int 0)) cc0 source.
10221 Also check if cc_status.value is the full compare.
10223 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10224 (cstoreMM4): Document.
10225 (conditional_trap): Document ctrapMM4 instead.
10226 (sync_compare_and_swapMM): Refer to cbranchcc4.
10227 (Dependent Patterns): Eliminate obsolete information referring to
10228 the old jump optimization phase.
10229 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10230 of compares with 0 on cc0 machines.
10231 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10232 avoiding references to cc0. Remove text about storing operands
10234 * doc/tm.texi (Condition Codes): Include blurb on different
10235 condition code representations, separate into subsections for
10236 CC0, MODE_CC and conditional execution.
10238 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10239 alpha_emit_setcc): Accept operands and a machine mode.
10240 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10241 Get code/op0/op1 from operands, use machine mode argument
10242 instead of alpha_compare.fp_p. Emit the branch here.
10243 (alpha_emit_setcc): Likewise, and return boolean.
10244 (alpha_emit_conditional_move): Likewise. Assert that
10245 cmp_op_mode == cmp_mode, and simplify accordingly.
10246 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10247 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10248 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10250 (stack probe test): Use cbranchdi4.
10251 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10253 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10254 * config/arc/arc.h (movsicc, movsfcc): Use it.
10255 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10256 (cbranchsi4, cstoresi4): New.
10257 (cmpsi, bCC and sCC expanders): Remove.
10259 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10260 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10261 * config/arm/predicates.md (arm_comparison_operator): Only include
10262 floating-point operators if there is a hardware floating-point unit.
10263 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10264 deferring to cbranch_cc and cstore_cc respectively.
10265 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10266 cbranch_cc, cstore_cc): New.
10267 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10269 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10271 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10272 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10274 (adjust_insn_length): Adjust calls.
10275 (avr_reorg): Handle (compare (foo) (const_int 0)).
10276 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10277 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10278 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10279 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10281 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10282 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10284 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10285 (cbranchsi4, cstorebi4, cstoresi4): New.
10286 (movbisi): This insn is duplicate, split it to zero_extend.
10287 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10288 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10289 (bfin_optimize_loop): Use cbranch expander.
10290 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10291 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10292 (bfin_bimode_comparison_operator): ... this.
10293 (bfin_direct_comparison_operator): New.
10295 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10296 inside (compare FOO (const_int 0)).
10297 (cris_rtx_costs): Handle ZERO_EXTRACT.
10298 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10299 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10300 (*tstdi_v32): Delete.
10301 (*cmpdi_non_v32): Add M alternative for operand 1.
10302 (cmpsi, cmp<mode>): Make private.
10303 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10305 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10307 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10308 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10309 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10310 (cc_reg_operand): New.
10311 (any_cond): Delete.
10312 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10313 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10314 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10315 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10316 crx_expand_scond): Delete.
10318 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10320 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10321 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10323 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10324 cstoresi4, cstoresf4, cstoredf4): New.
10325 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10326 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10327 Receive the entire operands array.
10328 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10329 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10330 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10331 Get test/op0/op1 from the operands array.
10332 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10334 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10335 (h8300_expand_store): New.
10336 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10338 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10339 (h8300_expand_store): New.
10340 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10341 or do not try to produce (set (cc0) REG).
10342 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10343 change a compare into a move to a scratch register. Disable some
10344 peepholes when comparing with zero.
10345 (tstsi, tsthi, tstsi, cmpqi): Make private.
10347 (bCC, sCC): Delete.
10348 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10351 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10352 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10353 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10354 (ix86_emit_i387_log1p): Use cbranchxf2.
10355 (ix86_expand_setcc): Return void.
10356 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10357 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10358 cmp<MODEF>, cmpcc): Remove.
10359 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10360 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10361 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10362 (sCC and bCC expanders): Remove.
10363 (stack_protect_test): Use cbranchcc4.
10365 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10367 (ia64_expand_compare): Accept three rtx by reference and return void.
10368 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10369 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10370 from *expr. Update *expr with the BImode comparison to do.
10371 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10372 cmptf, bCC, sCC, conditional_trap): Delete.
10373 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10374 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10375 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10376 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10377 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10379 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10380 type of last argument.
10381 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10382 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10383 use machine mode argument instead of branch_type. Remove dead
10384 code for floating-point comparisons.
10385 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10386 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10388 (cbranchsi4, cstoresi4): New.
10389 * config/iq2000/predicates.md (reg_or_const_operand): New.
10391 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10392 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10393 (b<code>_op): Rewrite to...
10394 (bcc_op): ... this, using match_operator.
10395 (s<code>_op): Rewrite to...
10396 (scc_op): ... this, using match_operator.
10397 (s<code>_24_op): Rewrite to...
10398 (scc_op_24): ... this, using match_operator.
10399 (s<code>_<mode>): Rewrite to...
10400 (cstore<mode>4): ... this, using match_operator.
10401 (s<code>_<mode>_24): Rewrite to...
10402 (cstore<mode>4_24): ... this, using match_operator.
10403 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10404 m32c_unpend_compare, m32c_expand_scc): Delete.
10405 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10406 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10407 (m32c_expand_movcc): Change NE to EQ if necessary.
10408 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10410 * config/m32r/m32r-protos.h (gen_cond_store): New.
10411 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10412 (gen_cond_store): New, from sCC patterns.
10413 (m32r_expand_block_move): Use cbranchsi4.
10414 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10415 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10416 (cbranchsi4, cstoresi4): New.
10418 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10420 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10421 (m68hc11_notice_update_cc): Look into a compare with 0.
10422 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10424 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10425 cmphi, cmpqi, bCC): Delete.
10426 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10427 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10428 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10431 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10432 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10433 * config/m68k/constraints.md (H): New.
10434 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10435 the define_insn below.
10436 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10437 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10438 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10439 patterns): Wrap RHS with COMPARE.
10440 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10441 (*cmpdi_internal): Name this pattern.
10442 (cmpdi): Change to define_insn.
10443 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10444 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10445 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10447 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10448 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10449 (conditional_trap): Change to...
10450 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10451 (*conditional_trap): Use the ordered_comparison_operator and
10452 const1_operand predicates.
10453 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10454 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10455 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10456 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10458 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10459 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10460 (mcore_gen_compare): New.
10461 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10462 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10463 (mcore_gen_compare): ... this.
10464 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10465 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10466 (stack probe pattern): Use cbranchsi4.
10468 * config/mips/predicates.md (mips_cstore_operator): New.
10469 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10470 * config/mips/mips.md (any_cond): Delete.
10471 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10473 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10474 fixuns_truncsfdi2): Use cbranch patterns.
10475 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10476 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10477 Adjust call to mips_expand_conditional_branch.
10478 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10480 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10481 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10482 * config/mips/mips.c (cmp_operands): Delete.
10483 (mips_emit_compare): Get comparison operands from *op0/*op1.
10484 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10485 that it succeeds. Use op0/op1 instead of cmp_operands.
10486 (mips_expand_conditional_branch, mips_expand_conditional_move,
10487 mips_expand_conditional_trap): Likewise.
10488 (mips_block_move_loop): Use cbranch patterns.
10489 * config/mips/mips.h (cmp_operands): Delete.
10491 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10492 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10493 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10494 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10495 (*cmpcc_folded): Rename to...
10496 (*cmpdi_folded): this.
10497 (*cmpcc): Rename to...
10499 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10502 (cbranchdf4): New. Handle invalid comparisons here.
10503 * config/mmix/predicates.md (float_comparison_operator): New.
10505 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10506 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10507 * config/mn10300/mn10300.md (tst): Delete.
10508 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10509 Name these patterns and wrap RHS in a compare.
10510 (*cmpsi): Make this pattern private. Include tst.
10511 (*cmpsf): Make this pattern private.
10512 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10513 (compare with zero peepholes): Likewise.
10515 (cbranchsi4, cbranchsf4): New.
10516 (casesi): Use cbranchsi4.
10518 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10519 hppa_branch_type): Delete.
10520 (return_addr_rtx): Use cbranchsi4.
10521 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10522 Emit CCFPmode comparison here.
10523 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10524 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10525 hppa_branch_type): Delete.
10526 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10527 (movsicc, movdicc): Remove references to hppa_compare_op0,
10528 hppa_compare_op1 and compare_from_rtx.
10529 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10530 (casesi): Use cbranchsi4.
10532 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10533 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10534 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10535 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10536 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10538 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10539 (*branch, *branch_inverted): New.
10541 * config/picochip/picochip.md (cbranchhi4): Use
10542 ordered_comparison_operator.
10543 (cmphi, bCC): Remove.
10545 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10546 (trap_comparison_operator): Delete.
10547 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10548 rs6000_emit_cbranch): Accept mode and operands.
10549 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10550 rs6000_compare_fp_p): Delete.
10551 (rs6000_generate_compare): Accept mode and comparison. Extract code
10552 and op0/op1 from there. Replace references to rs6000_compare_op0
10553 and rs6000_compare_op1.
10554 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10555 extract result from passed operands.
10556 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10557 extract loc from passed operands.
10558 (rs6000_emit_cmove): Likewise.
10559 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10560 rs6000_compare_fp_p): Delete.
10561 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10562 (cbranch<GPR>4, cbranch<FP>4): New.
10563 (cstore<mode>4): New. Consolidate here all choices about when to use
10564 portable or specialized sCC sequences.
10565 (stack_protect_test): Use cbranchsi4.
10566 (conditional_trap): Replace with ctrap<GPR>4.
10567 (conditional trap insn): Replace trap_comparison_operator with
10568 ordered_comparison_operator.
10570 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10571 (s390_emit_prologue): Use ctrap.
10572 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10573 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10574 New predicates replacing...
10575 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10576 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10577 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10578 (add<mode>cc): Do not use s390_compare_op0/op1.
10579 (s<code>): Change to...
10580 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10581 (seq): Change to...
10582 (cstorecc4): ... this. Handle EQ or NE equally.
10583 (*sne): Un-privatize for use in cstorecc4.
10584 (b<code>): Change to...
10585 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10586 (conditional_trap): Replace with...
10587 (ctrap<GPR>4, ctrap<FP>4): ... these.
10588 (stack_protect): Use cbranchcc4.
10590 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10591 * config/score/score-protos.h (score_gen_cmp): Delete.
10592 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10593 (score_block_move-loop): Use cbranchsi4.
10594 * config/score/score.md (cbranchsi4): New.
10595 (cmpsi, bCC): Delete.
10596 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10597 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10598 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10599 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10600 * config/score/score3.h (score3_gen_cmp): Delete.
10601 * config/score/score7.h (score7_gen_cmp): Delete.
10603 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10604 (sh_emit_scc_to_t): ... this. Return void.
10605 (from_compare): Rename to...
10606 (sh_emit_compare_and_branch): ... this.
10607 (sh_emit_compare_and_set): New.
10608 (sh_expand_t_scc): Accept operands.
10609 * config/sh/predicates.md (sh_float_comparison_operator): New.
10610 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10611 (prepare_scc_operands): Rename to...
10612 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10614 (sh_emit_cheap_store_flag): New.
10615 (sh_emit_set_t_insn): New.
10616 (from_compare): Rename to...
10617 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10618 handling of TARGET_SH2E floating point to avoid recursive call.
10619 Generate branch here.
10620 (sh_emit_compare_and_set): New.
10621 (sh_expand_t_scc): Get op0/op1 from arguments.
10622 (sh_emit_cheap_store_flag): New.
10623 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10625 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10626 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10627 (movsicc, movdicc): Do nothing when it recreated operands from
10628 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10629 prepare_scc_operands (now sh_emit_scc_to_t).
10630 (udivdi3): Use cstoresi4.
10631 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10632 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10633 (cbranchint4_media, cbranchfp4_media): New.
10634 (casesi): Use cbranchdi4.
10635 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10637 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10638 (movnegt): Remove second operand.
10639 (cbranchsf4, cbranchdf4): New.
10640 (stack_protect): Use cbranchdi4/cbranchsi4.
10642 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10643 (gen_compare_reg): Accept comparison, extract part of it to...
10644 (gen_compare_reg_1): ... this.
10645 (gen_compare_operator): Delete.
10646 (gen_v9_scc): Accept separate destination, comparison code and arms.
10647 Do not use sparc_compare_op0/sparc_compare_op1.
10648 (emit_scc_insn, emit_conditional_branch_insn): New.
10649 (emit_v9_brxx): Make static. Remove useless assertion.
10650 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10652 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10653 * config/sparc/sparc-protos.h (gen_compare_reg,
10654 sparc_emit_float_lib_cmp): Adjust prototype.
10655 (emit_scc_insn, emit_conditional_branch_insn): New.
10656 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10657 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10658 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10659 iterators to the top.
10660 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10661 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10662 snedi_special_trunc): Delete.
10663 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10664 and snedi_special_trunc.
10665 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10666 cbranchdi4, cbranch<F:mode>4): New.
10667 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10668 here. Use gen_compare_reg instead of gen_compare_operator.
10669 (conditional_trap): Replace with...
10670 (ctrapsi4, ctrapdi4): ... this.
10671 (stack_protect_test): Use cbranchcc4.
10673 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10675 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10676 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10677 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10678 from operands[0] or operands[3] depending on is_set.
10679 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10680 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10681 cmpdf, bCC), sCC: Remove.
10682 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10683 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10685 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10686 spu_emit_branch_or_set.
10688 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10690 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10691 xstormy16_compare_op1): Delete.
10692 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10693 xstormy16_compare_op1): Delete.
10694 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10696 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10697 (cmphi, cmpsi, bCC): Remove.
10699 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10700 (*cmpsi): ... this one.
10701 (cbranchsi4, cstoresi4): New.
10702 (bCC expanders): Delete.
10703 (sCC insns): Fold into...
10704 (*setcc): ... this one.
10705 (casesi): Do not use gen_cmpsi and gen_bgtu.
10706 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10707 (movsicc): Simplify.
10708 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10710 * config/vax/vax-protos.h (cond_name): New.
10711 (vax_output_conditional_branch): Remove.
10712 * config/vax/vax.c (cond_name): New.
10713 (vax_output_conditional_branch): Remove.
10714 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10715 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10716 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10717 (bit<VAXint>): Wrap source with (compare).
10718 (b<code> and following unnamed pattern): Rename to *branch and
10719 *branch_reversed. Change macroization to match_operator.
10720 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10722 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10723 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10724 Change last argument to machine_mode.
10725 (xtensa_expand_scc): Add machine_mode argument.
10726 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10727 (gen_conditional_move, xtensa_expand_conditional_branch,
10728 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10729 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10730 Adjust operand numbers.
10731 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10733 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10734 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10735 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10737 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10739 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10740 causes spurious differences between trunk and cond-optab branch.
10742 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10745 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10747 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10749 * tree.c (iterative_hash_pointer): Delete.
10750 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10751 Hash UIDs and versions of SSA names. Don't special-case built-in
10752 function declarations.
10754 2009-05-11 Ian Lance Taylor <iant@google.com>
10757 * graphite.c: Force -Wc++-compat to only be a warning before
10758 #including "cloog/cloog.h".
10760 2009-05-11 Martin Jambor <mjambor@suse.cz>
10762 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10764 2009-05-11 Jan Hubicka <jh@suse.cz>
10766 * tree-ssa-loop-ivcanon.c: Include target.h
10767 (struct loop_size): new structure.
10768 (constant_after_peeling): New predicate.
10769 (tree_estimate_loop_size): New function.
10770 (estimated_unrolled_size): Rewrite for new estimates.
10771 (try_unroll_loop_completely): Use new estimates.
10772 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10774 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10776 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10777 libcpp interface change.
10778 (spu_macro_to_expand): Likewise.
10780 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10782 PR tree-optimization/40026
10783 * gimplify.c (gimplify_init_constructor): Change initial conditional
10784 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10785 optimize_compound_literals_in_ctor.
10787 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10789 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10791 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10793 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10795 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10796 HOST_WIDE_INT for gap.
10798 2009-05-11 Ira Rosen <irar@il.ibm.com>
10800 PR tree-optimization/40074
10801 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10802 account in group size and step comparison.
10804 2009-05-11 Richard Guenther <rguenther@suse.de>
10806 * passes.c (init_optimization_passes): Strip now incorrect comment.
10807 (execute_function_todo): Do not set PROP_alias.
10808 * tree-pass.h (PROP_alias): Remove.
10809 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10810 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10811 * tree-nrv.c (pass_return_slot): Likewise.
10812 * tree-object-size.c (pass_object_sizes): Likewise.
10813 * tree-ssa-dom.c (pass_dominator): Likewise.
10814 (pass_phi_only_cprop): Likewise.
10815 * tree-ssa-dse.c (pass_dse): Likewise.
10816 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10817 (pass_cselim): Likewise.
10818 * tree-ssa-pre.c (pass_pre): Likewise.
10819 (pass_fre): Likewise.
10820 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10821 * tree-ssa-sink.c (pass_sink_code): Likewise.
10822 * tree-stdarg.c (pass_stdarg): Likewise.
10823 * tree-tailcall.c (pass_tail_calls): Likewise.
10824 * tree-vrp.c (pass_vrp): Likewise.
10826 2009-05-10 Ian Lance Taylor <iant@google.com>
10828 * basic-block.h (enum profile_status): Break out of struct
10829 control_flow_graph.
10830 * cgraph.h (struct inline_summary): Break out of struct
10832 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10833 of struct cgraph_order_sort.
10834 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10835 * cse.c (struct branch_path): Break out of struct
10836 cse_basic_block_data.
10837 * except.h (enum eh_region_type): Break out of struct eh_region.
10838 * gcc.c (enum add_del): Break out of struct modify_target.
10839 * genrecog.c (enum decision_type): Break out of struct decision_test.
10840 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10842 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10843 * regmove.c (enum match_use): New enum, broken out of struct match.
10844 * sched-int.h (enum post_call_group): New enum, broken out of
10846 (struct deps_reg): Break out of struct deps.
10847 * target.h (struct asm_int_op): Break out of struct gcc_target.
10848 * tree-eh.c (struct goto_queue_node): Break out of struct
10850 * tree-inline.h (enum copy_body_cge_which): Break out of
10852 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10854 * c-decl.c (in_struct, struct_types): New static variables.
10855 (pushtag): Add loc parameter. Change all callers.
10856 (lookup_tag): Add ploc parameter. Change all callers.
10857 (check_compound_literal_type): New function.
10858 (parser_xref_tag): Add loc parameter. Change all callers. If
10859 -Wc++-compat, warn about struct/union/enum types defined within a
10861 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10862 and loc parameters. Change all callers. Change error calls to
10863 error_at, using loc. For a redefinition, if the location of the
10864 original definition is known, report it. Set in_struct and
10865 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10866 (finish_struct): Add new parameters enclosing_in_struct and
10867 enclosing_struct_types. Change all callers. Set
10868 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10869 in the struct. If in a struct, add this struct to struct_types.
10870 (start_enum): Add loc parameter. Change all callers. Use
10871 error_at for errors, using loc. For a redefinition, if the
10872 location of the original definition is known, report it. If in a
10873 struct, add this enum type to struct_types. If -Wc++-compat warn
10874 if in sizeof, typeof, or alignof.
10875 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10876 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10877 (c_parser_enum_specifier): Get enum location for start_enum.
10878 (c_parser_struct_or_union_specifier): Get struct location for
10879 start_struct. Save in_struct and struct_types status between
10880 start_struct and finish_struct.
10881 (c_parser_cast_expression): Get location of cast.
10882 (c_parser_alignof_expression): Get location of type.
10883 (c_parser_postfix_expression): Likewise.
10884 (c_parser_postfix_expression_after_paren_type): Add type_loc
10885 parameter. Change all callers. Call check_compound_literal_type.
10886 Use type_loc for error about variable size type.
10887 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10888 of an enum constant from an enum type defined in a struct or union.
10889 (c_cast_expr): Add loc parameter. Change all callers. If
10890 -Wc++-compat, warn about defining a type in a cast.
10891 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10892 (start_enum, start_struct, finish_struct): Update declarations.
10893 (parser_xref_tag, c_cast_expr): Update declarations.
10894 (check_compound_literal_type): Declare.
10896 2009-05-11 Ben Elliston <bje@au.ibm.com>
10898 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10899 for recent libcpp interface change.
10900 (rs6000_macro_to_expand): Likewise.
10902 2009-05-10 Michael Matz <matz@suse.de>
10905 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10906 not at entry of function.
10908 2009-05-10 Richard Guenther <rguenther@suse.de>
10910 PR tree-optimization/40081
10912 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10913 using the main variant of the element type. Do not fiddle with
10914 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10916 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10917 structs with volatile fields.
10919 2009-05-10 Jan Hubicka <jh@suse.cz>
10921 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10922 (estimate_move_cost): Assert that it does not get called for
10924 (estimate_num_insns): Skip VOID types in argument handling.
10925 (optimize_inline_calls): Delete unreachable blocks and verify that
10926 callgraph is valid.
10928 2009-05-10 Jan Hubicka <jh@suse.cz>
10930 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10931 * cgraph.c (cgraph_mark_address_taken_node): New function.
10932 (dump_cgraph_node): Dump new flag.
10933 * cgraph.h (struct cgraph_node): Add address_taken.
10934 (cgraph_mark_address_taken_node): New function.
10935 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10936 since new direct calls can be born.
10938 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10940 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10941 tok->val.node.node.
10943 2009-05-10 Jan Hubicka <jh@suse.cz>
10945 PR middle-end/40084
10946 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10948 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10949 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10950 * tree-inline.c (copy_bb): Set frequency correctly.
10951 (fold_marked_statements): Update call to
10952 cgraph_update_edges_for_call_stmt.
10954 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10956 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10957 identifiers in diagnostics.
10958 * config/arm/arm.c (arm_handle_fndecl_attribute,
10959 arm_handle_isr_attribute): Likewise.
10960 * config/avr/avr.c (avr_handle_progmem_attribute,
10961 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10962 * config/bfin/bfin.c (handle_int_attribute,
10963 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10964 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10965 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10967 * config/darwin.c (darwin_handle_kext_attribute,
10968 darwin_handle_weak_import_attribute): Likewise.
10969 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10970 h8300_handle_eightbit_data_attribute,
10971 h8300_handle_tiny_data_attribute): Likewise.
10972 * config/i386/i386.c (ix86_handle_cconv_attribute,
10973 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10974 * config/i386/winnt.c (ix86_handle_shared_attribute,
10975 ix86_handle_selectany_attribute): Likewise.
10976 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10977 * config/m32c/m32c.c (function_vector_handler): Likewise.
10978 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10979 m68hc11_handle_fntype_attribute): Likewise.
10980 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10981 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10982 * config/mips/mips.c (mips_insert_attributes,
10983 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10984 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10985 rs6000_handle_struct_attribute): Likewise.
10986 * config/sh/sh.c (sh_insert_attributes,
10987 sh_handle_resbank_handler_attribute,
10988 sh_handle_interrupt_handler_attribute,
10989 sh2a_handle_function_vector_handler_attribute,
10990 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10992 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10993 * config/spu/spu.c (spu_handle_fndecl_attribute,
10994 spu_handle_vector_attribute): Likewise.
10995 * config/stormy16/stormy16.c
10996 (xstormy16_handle_interrupt_attribute): Likewise.
10997 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10998 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
11000 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11002 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
11003 (pp_translate_identifiers): New.
11004 (pp_identifier): Only conditionally translate identifier to locale
11006 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
11007 (pp_base_tree_identifier): Only conditionally translate identifier
11008 to locale character set.
11009 * c-pretty-print.c (M_): Define.
11010 (pp_c_type_specifier, pp_c_primary_expression): Mark English
11011 fragments for conditional translation with M_.
11012 * tree-pretty-print.c (maybe_init_pretty_print): Disable
11013 identifier translation.
11015 2009-05-10 Richard Guenther <rguenther@suse.de>
11017 PR tree-optimization/40081
11018 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11019 using the main variant of the element type. Do not fiddle with
11020 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11022 2009-05-09 Jan Hubicka <jh@suse.cz>
11024 PR middle-end/40080
11025 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11026 indirect calls; verify cgraph afterwards.
11028 2009-05-09 Jan Hubicka <jh@suse.cz>
11031 * ipa.c (update_inlined_to_pointer): New function.
11032 (cgraph_remove_unreachable_nodes): Use it.
11034 2009-05-09 Jan Hubicka <jh@suse.cz>
11036 * tree-eh.c (struct leh_state): Remove prev_try.
11037 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11038 not track prev_try.
11039 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11040 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11041 remove_eh_handler_and_replace, foreach_reachable_handler,
11042 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11043 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11044 (gen_eh_region_cleanup): Update prototype.
11046 2009-05-09 Jan Hubicka <jh@suse.cz>
11048 PR middle-end/40043
11049 * except.c (copy_eh_region): Always set prev_try.
11050 (redirect_eh_edge_to_label): Find outer try.
11051 (foreach_reachable_handler): When looking for prev try
11052 handle case where previous try is not going to be taken.
11054 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11056 PR tree-optimization/40049
11057 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11058 only vector/vector shifts, convert the type of the constant to the
11059 appropriate type to avoid building incorrect trees, which
11060 eventually have problems with garbage collection.
11062 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11064 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11065 -1 for complex floating-point types if honoring signed zeros.
11067 2009-05-08 Jan Hubicka <jh@suse.cz>
11069 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11070 argument; handle correctly when profile is absent.
11071 (build_cgraph_edges): Update.
11072 (rebuild_cgraph_edges): Update.
11073 * cgraph.c: Do not include varray.h.
11074 (cgraph_set_call_stmt_including_clones): New function.
11075 (cgraph_create_edge_including_clones): Likewise
11076 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11077 (cgraph_update_edges_for_call_stmt): Handle clones.
11078 (cgraph_remove_node): Handle clone tree.
11079 (cgraph_remove_node_and_inline_clones): New function.
11080 (dump_cgraph_node): Dump clone tree.
11081 (cgraph_clone_node): Handle clone tree.
11082 (clone_function_name): Bring here from tree-inline.c.
11083 (cgraph_create_virtual_clone): New function.
11084 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11085 (cgraph_clone_info): New function.
11086 (strut cgraph_node): Add clone_info and new clone tree pointers.
11087 (cgraph_remove_node_and_inline_clones,
11088 cgraph_set_call_stmt_including_clones,
11089 cgraph_create_edge_including_clones,
11090 cgraph_create_virtual_clone): Declare.
11091 (cgraph_function_versioning): Use VEC argument.
11092 (compute_call_stmt_bb_frequency): Update prototype.
11093 (cgraph_materialize_all_clones): New function.
11094 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11095 (ipcp_create_replace_map): Update to VECtors.
11096 (ipcp_update_callgraph): Use virtual clones.
11097 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11098 (ipcp_update_profiling): Do not update local profiling.
11099 (ipcp_insert_stage): Use VECtors and virtual clones.
11100 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11101 (clone_of_p): New function.
11102 (cgraph_preserve_function_body_p): Use clone tree.
11103 (cgraph_optimize): Materialize clones.
11104 (cgraph_function_versioning): Update for VECtors.
11105 (save_inline_function_body): Use clone tree.
11106 (cgraph_materialize_clone): New function.
11107 (cgraph_materialize_all_clones): Likewise.
11108 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11109 * ipa.c: Include gimple.h.
11110 (cgraph_remove_unreachable_nodes): Use clone tree.
11111 * ipa-prop.c (ipa_note_param_call): Update call to
11112 compute_call_stmt_bb_frequencycall.
11113 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11114 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11115 (copy_bb): Handle updating of clone tree; add new edge when new call
11117 (expand_call_inline): Be strict about every call having edge.
11118 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11119 (delete_unreachable_blocks_update_callgraph): New function.
11120 (tree_function_versioning): Use VECtors; always remove unreachable
11121 blocks and fold conditionals.
11122 * tree-inline.h: Do not include varray.h.
11123 (tree_function_versioning): Remove.
11124 * Makefile.in (GTFILES): Remove tree-inline.c
11125 * passes.c (do_per_function): Do only functions having body.
11126 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11129 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11130 Andrew Morrow <acm@google.com>
11133 * c-common.c (c_common_attribute_table): Permit deprecated
11134 attribute to take an optional argument.
11135 (handle_deprecated_attribute): If the optional argument to
11136 __attribute__((deprecated)) is not a string ignore the attribute
11137 and emit a warning.
11139 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11140 * c-typeck.c (build_component_ref): Likewise.
11141 (build_external_ref): Likewise.
11143 * toplev.c (warn_deprecated_use): Add an attribute argument.
11144 Emit the message associated with __attribute__((deprecated)).
11146 * toplev.h (warn_deprecated_use): Updated.
11148 * doc/extend.texi: Document new optional parameter to
11149 __attribute__((deprecated))
11151 2009-05-08 Michael Eager <eager@eagercon.com>
11153 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11154 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11156 2009-05-08 Richard Guenther <rguenther@suse.de>
11158 PR tree-optimization/40062
11159 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11160 Avoid exponential behavior.
11162 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11164 PR rtl-optimization/33928
11166 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11167 process_uses, build_single_def_use_links): New.
11168 (update_df): Update use_def_ref.
11169 (forward_propagate_into): Use get_def_for_use instead of use-def
11171 (fwprop_init): Call build_single_def_use_links and let it initialize
11173 (fwprop_done): Free use_def_ref.
11174 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11175 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11176 df_rd_simulate_one_insn): New.
11177 (df_rd_bb_local_compute_process_def): Update head comment.
11178 (df_chain_create_bb): Use the new RD simulation functions.
11179 * df.h (df_rd_simulate_artificial_defs_at_top,
11180 df_rd_simulate_one_insn): New.
11181 * opts.c (decode_options): Enable fwprop at -O1.
11182 * doc/invoke.texi (-fforward-propagate): Document this.
11184 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11187 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11188 and one complex operand specially.
11189 * tree-complex.c (some_nonzerop): Do not identify a real value as
11190 zero if flag_signed_zeros.
11192 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11194 PR rtl-optimization/33928
11195 * loop-invariant.c (record_use): Fix && vs. || mishap.
11197 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11199 PR rtl-optimization/33928
11200 * loop-invariant.c (struct use): Add addr_use_p.
11201 (struct def): Add n_addr_uses.
11202 (struct invariant): Add cheap_address.
11203 (create_new_invariant): Set cheap_address.
11204 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11205 (record_uses): Pass df_ref to record_use.
11206 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11209 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11211 * config/sh/sh.c: Do not include c-pragma.h.
11213 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11215 * config/spu/spu.c: Remove include of c-common.h.
11217 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11220 * c-common.h (mark_valid_location_for_stdc_pragma,
11221 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11222 clear_float_const_decimal64, float_const_decimal64_p): New.
11223 * c.opt (Wunsuffixed-float-constants): New.
11224 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11225 unsuffixed float constant, handle new warning.
11226 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11227 * c-decl.c (c_scope): New flag float_const_decimal64.
11228 (set_float_const_decimal64, clear_float_const_decimal64,
11229 float_const_decimal64_p): New.
11230 (push_scope): Set new flag.
11231 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11232 to use STDC pragmas.
11233 (c_parser_external_declaration): Ditto.
11234 (c_parser_compound_statement_nostart): Ditto.
11235 * c-pragma.c (valid_location_for_stdc_pragma,
11236 mark_valid_location_for_stdc_pragma,
11237 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11238 handle_pragma_float_const_decimal64): New.
11239 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11240 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11241 set_float_const_decimal64, clear_float_const_decimal64,
11242 float_const_decimal64_p): New dummy functions.
11243 * doc/extend.texi (Decimal Float): Remove statement that the
11244 pragma, and suffix for double constants, are not supported.
11245 * doc/invoke.texi (Warning Options): List new option.
11246 (-Wunsuffixed-float-constants): New.
11248 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11250 * config/i386/i386.c: Do not include c-common.h.
11252 2009-05-07 Mark Heffernan <meheff@google.com>
11254 * doc/invoke.texi (Debugging Options): Document change of debugging
11256 * opts.c (decode_options): Make dump_base_name relative to
11257 aux_base_name directory.
11259 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11261 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11262 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11264 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11266 * Makefile.in (install-plugin): Simplify a bit.
11268 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11270 * Makefile.in (OBJS-common): Add regcprop.o.
11272 * timevar.def (TV_CPROP_REGISTERS): New.
11273 * regrename.c (regrename_optimize): Return 0.
11274 (rest_of_handle_regrename): Delete.
11275 (pass_rename_registers): Point to regrename_optimize.
11276 (struct value_data_entry, struct value_data,
11277 kill_value_one_regno, kill_value_regno, kill_value,
11278 set_value_regno, init_value_data, kill_clobbered_value,
11279 kill_set_value, kill_autoinc_value, copy_value,
11280 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11281 replace_oldest_value_reg, replace_oldest_value_addr,
11282 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11283 debug_value_data, validate_value_data): Move...
11284 * regcprop.c: ... here.
11285 (rest_of_handle_cprop): Delete.
11286 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11288 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11290 PR middle-end/40057
11291 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11292 GEN_INT for 1 << bitnum.
11293 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11294 build_int_cst_type.
11296 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11298 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11299 Remove wrong description of "nand" operation.
11301 2009-05-06 Richard Guenther <rguenther@suse.de>
11302 Adam Nemet <anemet@caviumnetworks.com>
11304 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11305 comment. Add that if LHS is not a gimple register, then RHS1 has
11306 to be a single object (GIMPLE_SINGLE_RHS).
11308 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11310 * expr.c (get_def_for_expr): Move it up in the file.
11311 (store_field): When expanding a bit-field store, look at the
11312 defining gimple stmt for the masking conversion.
11314 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11316 PR middle-end/39986
11317 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11318 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11319 32-bit memcpy into long.
11321 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11323 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11324 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11326 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11327 instead of appending DW_OP_deref*.
11329 2009-05-06 Michael Matz <matz@suse.de>
11331 PR middle-end/40021
11332 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11333 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11335 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11337 * Makefile.in (install-plugin): Fix srcdir handling.
11339 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11341 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11342 when processing for not_regs_needed bitmap.
11343 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11344 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11345 handling it for rhs.
11347 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11349 * config/i386/i386.md (unnamed inc/dec peephole): Use
11350 optimize_insn_for_size_p instead of optimize_size.
11351 * config/i386/predicates.md (incdec_operand): Likewise.
11352 (aligned_operand): Likewise.
11353 * config/i386/sse.md (divv8sf3): Likewise.
11354 (sqrtv8sf2): Likewise.
11356 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11358 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11360 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11362 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11364 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11365 ssemodesuffixf2c with avxmodesuffixf2c.
11367 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11370 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11372 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11374 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11375 (struct tree_base): Adjust spacing for 8 bit boundaries.
11376 (struct tree_decl_common): Add decl_by_reference_flag bit.
11377 (DECL_BY_REFERENCE): Adjust.
11378 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11379 print DECL_BY_REFERENCE bit.
11380 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11381 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11382 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11383 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11386 PR middle-end/39666
11387 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11388 range of the type, but default label is missing, add it with one
11389 of the existing labels instead of adding a new label for it.
11391 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11395 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11397 * Makefile.in (enable_plugin, plugin_includedir): New.
11398 (install): Depend on install-plugin.
11399 (PLUGIN_HEADERS): New.
11400 (install-plugin): New.
11401 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11403 2009-05-05 Richard Guenther <rguenther@suse.de>
11405 PR tree-optimization/40022
11406 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11408 (phivn_valid_p): Fix tuplification error, simplify.
11409 (phiprop_insert_phi): Add dumps.
11410 (propagate_with_phi): Simplify.
11412 2009-05-05 Richard Guenther <rguenther@suse.de>
11414 PR middle-end/40023
11415 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11417 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11419 * tree.h (strip_float_extensions): Remove duplicate declaration.
11420 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11421 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11422 block_ultimate_origin): Rearrange the declarations line to match the
11423 comment that indicates the .c file which the functions are defined.
11424 (dwarf2out_*, set_decl_rtl): Add comment.
11425 (get_base_address): Adjust comment.
11426 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11427 declarations line and add comment.
11428 (is_builtin_name): Add blank after function name, for clarity.
11430 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11432 * attribs.c (decl_attributes): Use %qE for identifiers in
11434 * cgraphunit.c (verify_cgraph_node): Translate function names to
11435 locale character set in diagnostics.
11436 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11438 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11439 Document that functions are named in UTF-8.
11440 * expr.c (expand_expr_real_1): Translate function names to locale
11441 character set in diagnostics.
11442 * gimplify.c (omp_notice_variable, omp_is_private,
11443 gimplify_scan_omp_clauses): Use %qE for identifiers in
11445 * langhooks.c (lhd_print_error_function): Translate function names
11446 to locale character set.
11447 * langhooks.h (decl_printable_name): Document that return value is
11448 in internal character set.
11449 * stmt.c: Include pretty-print.h
11450 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11452 (resolve_operand_name_1): Translate named operand name to locale
11454 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11456 * toplev.c (announce_function): Translate function names to locale
11458 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11459 (default_tree_printer): Use pp_identifier or translate identifiers
11460 to locale character set. Mark "<anonymous>" for translation.
11461 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11462 for identifiers in diagnostics.
11463 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11465 * varasm.c (output_constructor): Use %qE for identifiers in
11468 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11470 * configure.ac: use ` ` instead of $()
11471 * configure: Regenerate.
11473 2009-05-05 Ben Elliston <bje@au.ibm.com>
11475 * config/pa/linux-atomic.c: Eliminate conditional include of
11476 errno.h on non-LP64 systems to simplify build requirements.
11478 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11480 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11482 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11483 and pass value to identifier_to_locale.
11484 (warn_variable_length_array): Make name a tree.
11485 (grokdeclarator): Separate diagnostic texts for named and unnamed
11486 declarators. Use %qE for named declarators.
11487 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11489 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11490 identifiers in diagnostics.
11491 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11492 identifier_to_locale. Mark "anonymous" strings for translation.
11494 2009-05-04 Michael Eager <eager@eagercon.com>
11496 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11497 address for DImode/DFmode only if double-precision FP regs.
11499 2009-05-04 Michael Eager <eager@eagercon.com>
11501 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11502 TARGET_SINGLE_FLOAT check.
11504 2009-05-04 Michael Eager <eager@eagercon.com>
11506 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11508 2009-05-04 Michael Eager <eager@eagercon.com>
11510 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11511 * config/rs6000/t-xilinx: New
11513 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11515 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11516 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11517 * gcc/explow.c (memory_address): Use target hook.
11518 * gcc/targhooks.c (default_legitimize_address): New.
11519 * gcc/targhooks.h (default_legitimize_address): New.
11520 * gcc/target.h (legitimize_address): New.
11521 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11522 (TARGET_INITIALIZER): Include it.
11523 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11525 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11526 * config/bfin/bfin.c (legitimize_address): Remove.
11527 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11528 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11530 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11531 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11533 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11534 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11535 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11536 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11537 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11538 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11539 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11540 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11541 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11542 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11543 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11544 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11545 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11546 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11547 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11548 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11549 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11550 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11551 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11552 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11553 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11554 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11555 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11557 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11558 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11559 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11560 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11561 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11562 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11563 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11564 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11565 (thumb_legitimize_address): Delete.
11566 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11567 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11568 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11569 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11570 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11571 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11573 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11576 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11577 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11578 * config/m32r/m32r.c (m32r_legitimize_address): New.
11579 * config/m68k/m68k.c (m68k_legitimize_address): New.
11580 * config/score/score.c (score_legitimize_address): Standardize.
11581 * config/score/score3.c (score3_legitimize_address): Standardize.
11582 * config/score/score3.h (score3_legitimize_address): Adjust.
11583 * config/score/score7.c (score7_legitimize_address): Standardize.
11584 * config/score/score7.h (score7_legitimize_address): Adjust.
11585 * config/sh/sh.c (sh_legitimize_address): New.
11586 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11588 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11589 (s390_legitimize_address): ... this.
11590 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11591 (sparc_legitimize_address): ... this.
11592 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11593 (ix86_legitimize_address): ... this.
11594 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11595 (avr_legitimize_address): ... this.
11596 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11597 (mn10300_legitimize_address): ... this.
11598 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11599 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11600 (alpha_expand_mov): Adjust call.
11602 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11603 * config/spu/spu.c (spu_legitimize_address): Likewise.
11604 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11605 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11607 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11609 * intl.c (locale_encoding, locale_utf8): New.
11610 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11611 * intl.h (locale_encoding, locale_utf8): Declare.
11612 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11613 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11615 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11617 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11618 (pp_base_tree_identifier): Declare as function.
11619 (identifier_to_locale): Declare.
11620 * Makefile.in (pretty-print.o): Update dependencies.
11621 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11623 2009-05-04 Richard Guenther <rguenther@suse.de>
11625 PR middle-end/40015
11626 * builtins.c (fold_builtin_memory_op): Do not decay to element
11627 type if the size matches the whole array.
11629 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11631 * expmed.c (synth_mult): When trying out a shift, pass the result
11634 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11636 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11637 (shiftsub1_cost): New.
11638 (init_expmed): Compute shiftsub1_cost.
11639 (synth_mult): Optimize multiplications by constants of the form
11640 -(2^^m-1) for some constant positive integer m.
11642 2009-05-03 Richard Guenther <rguenther@suse.de>
11645 * c-typeck.c (array_to_pointer_conversion): Do not built
11646 ADDR_EXPRs of arrays of pointer-to-element type.
11647 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11648 up wrong ADDR_EXPRs after-the-fact.
11649 * c-common.c (strict_aliasing_warning): Strip pointer
11650 conversions for obtaining the original type.
11651 * builtins.c (fold_builtin_memset): Handle array types.
11652 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11655 2009-05-03 Richard Guenther <rguenther@suse.de>
11657 PR middle-end/23329
11658 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11659 Do not lose casts from array types with unknown extent to array
11660 types with known extent.
11661 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11662 alias set compatibility.
11664 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11666 * flags.h (extra_warnings): Delete.
11667 * toplev.c (process_options): Handle Wuninitialized here.
11668 * opts.c (extra_warnings): Delete.
11669 (set_Wextra): Delete.
11670 (common_handle_option): -Wextra can be handled automatically.
11671 * c-opts.c (c_common_handle_option): Delete obsolete code.
11672 (c_common_post_options): Simplify comment.
11673 * common.opt (W): Add Var.
11675 (Wuninitialized): Initialize to -1.
11677 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11678 Richard Guenther <rguenther@suse.de>
11680 * expr.c (get_def_for_expr): New function.
11681 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11682 SSA rather than trees.
11683 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11684 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11686 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11688 * c-common.c (reswords): Add _Imaginary.
11689 * c-common.c (enum rid): Add RID_IMAGINARY.
11691 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11693 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11694 Patch by Richard Guenther.
11696 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11698 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11699 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11700 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11701 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11702 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11703 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11704 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11705 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11706 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11707 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11708 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11709 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11710 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11711 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11712 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11713 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11714 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11715 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11717 2009-05-02 Richard Guenther <rguenther@suse.de>
11719 PR tree-optimization/39940
11720 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11723 2009-05-02 Richard Guenther <rguenther@suse.de>
11725 PR middle-end/40001
11726 * tree-ssa.c (execute_update_addresses_taken): Properly check
11727 if we can mark a variable DECL_GIMPLE_REG_P.
11728 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11729 back to the end of the function.
11730 (is_gimple_reg_type): Remove complex type special casing.
11731 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11734 2009-05-02 Ben Elliston <bje@au.ibm.com>
11736 * doc/collect2.texi (Collect2): Document search path behaviour
11737 when configured with --with-ld.
11739 2009-05-02 Jan Hubicka <jh@suse.cz>
11741 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11742 parameter; update callers.
11743 (coalesce_cost_edge): EH edges are costier because they needs
11744 splitting even if not critical and even more costier when there are
11745 multiple EH predecestors.
11747 2009-05-02 Jan Hubicka <jh@suse.cz>
11749 * except.c (remove_eh_handler_and_replace): Handle updating after
11750 removing TRY blocks.
11752 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11754 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11756 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11758 * varasm.c: Do not include c-pragma.h.
11759 * attribs.c: Do not incude c-common.h.
11761 2009-05-01 Michael Matz <matz@suse.de>
11763 * calls.c (initialize_argument_information): Handle SSA names like
11764 decls with a non MEM_P DECL_RTL.
11766 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11768 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11769 * ipa-utils.c: Likewise.
11770 * ipa-type-escape.c: Likewise.
11771 * cgraphunit.c Do not include c-common.h.
11772 * ipa-pure-const.c: Likewise.
11773 * tree-if-conv.c: Likewise.
11774 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11775 * ipa-struct-reorg.c: Likewise.
11776 * tree-nomudflap.c: Likewise.
11777 * tree-ssa-structalias.c: Likewise.
11779 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11781 * store-motion.c: Many cleanups to make this pass a first-class
11782 citizen instead of an appendix to gcse load motion. Add TODO list
11783 to make this pass faster/cleaner/better.
11785 (struct ls_expr): Post gcse.c-split cleanups.
11786 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11787 "stores" field to "avail_stores".
11788 (pre_ldst_mems): Rename to store_motion_mems.
11789 (pre_ldst_table): Rename to store_motion_mems_table.
11790 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11791 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11792 (ldst_entry): Rename to st_expr_entry, update users.
11793 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11794 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11795 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11797 (first_ls_expr): Rename to first_st_expr, update users.
11798 (next_ls_expr): Rename to next_st_expr, update users.
11799 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11800 fields properly for store motion instead of names inherited from load
11802 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11803 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11806 (ae_kill): Rename to st_kill, update users.
11807 (ae_gen): Rename to st_avloc, update users.
11808 (transp): Rename to st_transp, update users.
11809 (pre_insert_map): Rename to st_insert_map, update users.
11810 (pre_delete_map): Rename to st_delete_map, update users.
11811 (insert_store, build_store_vectors, free_store_memory,
11812 one_store_motion_pass): Update for abovementioned changes.
11814 (gcse_subst_count, gcse_create_count): Remove.
11815 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11816 and "n_stores_created", local variables.
11818 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11821 (regvec, compute_store_table_current_insn): Remove.
11822 (reg_set_info, reg_clear_last_set): Remove.
11823 (compute_store_table): Use DF caches instead of local dataflow
11826 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11828 * c-objc-common.c (c_tree_printer): Print identifiers with
11829 pp_identifier, not pp_string. Mark "({anonymous})" for
11831 * c-pretty-print.c (pp_c_ws_string): New.
11832 (pp_c_cv_qualifier, pp_c_type_specifier,
11833 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11834 pp_c_storage_class_specifier, pp_c_function_specifier,
11835 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11836 pp_c_primary_expression, pp_c_postfix_expression,
11837 pp_c_unary_expression, pp_c_shift_expression,
11838 pp_c_relational_expression, pp_c_equality_expression,
11839 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11840 use pp_string and pp_c_ws_string in place of pp_identifier and
11841 pp_c_identifier for non-identifiers. Mark English strings for
11843 * c-pretty-print.h (pp_c_ws_string): Declare.
11845 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11846 Roland McGrath <roland@redhat.com>
11848 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11849 (ENABLE_LD_BUILDID): New configuration option.
11850 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11851 (LINK_BUILDID_SPEC): New macro.
11852 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11854 * doc/install.texi: Document --enable-linker-build-id option.
11855 * configure: Rebuild.
11856 * config.in: Rebuild.
11858 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11860 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11861 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11862 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11863 MIPS_GP_SAVE_AREA_SIZE.
11864 * config/mips/mips.c (struct mips_frame_info): Update comment
11865 before arg_pointer_offset and hard_frame_pointer_offset.
11866 (mips_compute_frame_info): Update diagram before function: to
11867 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11868 indicate the position of frame_pointer_rtx with -fstack-protector and
11869 to show args_size. Don't allocate cprestore area for leaf functions
11870 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11872 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11874 2009-04-30 Michael Matz <matz@suse.de>
11876 PR tree-optimization/39955
11877 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11879 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11881 * ira.c (setup_cover_and_important_classes): Use safe macro
11882 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11884 * genpreds.c (write_tm_preds_h): Output suitable definition of
11885 REG_CLASS_FOR_CONSTRAINT.
11887 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11889 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11891 * bitmap.c (bitmap_descriptor): Likewise.
11892 * ggc-common.c (loc_descriptor): Likewise.
11893 * varray.c (varray_descriptor): Likewise.
11894 * vec.c (vec_descriptor): Likewise.
11896 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11898 * Makefile.in (dce.o): Add $(EXCEPT_H).
11899 * dce.c: Include except.h and delete redundant vector definitions.
11900 (deletable_insn_p): Return false for non-call insns that can throw
11903 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11905 * gcse.c (ae_gen): Remove.
11906 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11907 and make non-static function to make it available in store-motion.c.
11908 Update call sites with search-and-replace.
11909 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11910 extract_mentioned_regs, extract_mentioned_regs_helper,
11911 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11912 store_killed_in_insn, store_killed_after, store_killed_before,
11913 build_store_vectors, insert_insn_start_basic_block, insert-store,
11914 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11915 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11916 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11917 * store-motion.c: ...new file. Also copy data structures from gcse.c
11918 and clean up to remove parts not used by store motion.
11919 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11920 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11922 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11925 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11926 when optimizing for size.
11928 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11930 * gcse.c (gcse_constant_p): Fix typo in last change.
11932 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11934 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11936 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11938 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11940 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11942 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11943 CONST_HIGH_PART result.
11945 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11947 * config/avr/avr.c (initial_elimination_offset): Rename to
11948 avr_initial_elimination_offset.
11949 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11950 change return type to bool.
11951 (avr_can_eliminate): New function.
11952 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11953 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11954 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11955 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11956 avr_initial_elimination_offset.
11957 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11958 (avr_initial_elimination_offset): Define.
11960 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11961 Steven Bosscher <steven@gcc.gnu.org>
11963 PR rtl-optimization/39938
11964 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11965 * cfgrtl.c: Include insn-attr.h.
11966 (rest_of_pass_free_cfg): New function.
11967 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11968 * resource.c (init_resource_info): Remove call to df_analyze.
11970 2009-04-29 Richard Guenther <rguenther@suse.de>
11973 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11974 allow conversion to signed integers.
11976 2009-04-29 Richard Guenther <rguenther@suse.de>
11978 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11979 shifts of floating point vectors if the shift amount is
11980 a constant multiple of the element size.
11982 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11983 Michael Matz <matz@suse.de>
11985 PR middle-end/39927
11987 * tree-outof-ssa.c (emit_partition_copy): New function.
11988 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11989 insert_part_to_rtx_on_edge): Perform the partition base var
11990 copy using emit_partition_copy.
11991 (insert_value_copy_on_edge): Convert constants to the right mode.
11992 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11993 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11995 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11997 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11998 scan backwards to try to find a constant to initialize it.
12000 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
12001 insn before the loop_end instruction, don't look past labels.
12003 2009-04-29 Richard Guenther <rguenther@suse.de>
12005 PR middle-end/39937
12006 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
12007 loose type conversions.
12008 (forward_propagate_addr_expr): Fix tuplification bug. Remove
12009 stmts only if there are no uses of its definition.
12011 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12013 * config/bfin/bfin.h (splitting_loops): Declare.
12014 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12015 Reorder bit definitions to be ascending.
12016 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12017 * config/bfin/bfin.c (splitting_loops): New variable.
12018 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12019 (struct loop_info): Remove members INIT and LOOP_INIT.
12020 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12021 the LSETUP sequence. Allow LC to be loaded from any register, but
12022 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12023 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12025 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12026 of reload_completed.
12029 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12031 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12033 * Makefile.in (PLUGIN_VERSION_H): New.
12034 (OBJS-common): Remove plugin-version.o.
12035 (plugin.o): Depend on (PLUGIN_VERSION_H).
12036 (plugin-version.o): Remove.
12037 * configure: Regenerate
12038 * configure.ac: Create plugin-version.h.
12039 * gcc-plugin.h (plugin_gcc_version): Remove.
12040 (plugin_default_version_check): Change signature.
12041 * plugin-version.c: Remove.
12042 * plugin.c: Include plugin-version.h.
12043 (str_plugin_gcc_version_name): Remove.
12044 (try_init_one_plugin): Pass gcc version to plugin_init.
12045 (plugin_default_version_check): Both gcc and plugin versions are now
12048 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12050 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12051 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12052 Remove special case testing for last insn of inner loops. Don't fail
12053 if the loop ends with a jump, emit an extra nop instead.
12055 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12056 DREGS rather than comparing directly. Remove code that tries to
12057 account for latencies.
12059 2009-04-29 Richard Guenther <rguenther@suse.de>
12061 PR tree-optimization/39941
12062 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12063 eliminating an indirect call.
12065 2009-04-29 Richard Guenther <rguenther@suse.de>
12067 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12068 parameter. Allow invariants as base if !require_lvalue.
12069 (verify_gimple_assign_single): Adjust.
12071 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12073 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12074 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12075 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12076 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12077 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12079 * config/bfin/bfin.c (bfin_expand_builtin,
12080 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12082 2009-04-28 Richard Guenther <rguenther@suse.de>
12084 * tree-vect-loop.c (get_initial_def_for_induction): Use
12085 correct types for pointer increment.
12087 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12089 * toplev.c (print_version): Update GMP version string calculation.
12091 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12093 PR rtl-optimization/39938
12094 * resource.c (init_resource_info): Add call to df_analyze.
12096 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12098 * config/alpha/alpha.md (usegp): Cast the result of
12099 alpha_find_lo_sum_using_gp to enum attr_usegp.
12100 * config/alpha/alpha.c (override_options): Remove end-of-structure
12101 marker element from cpu_table. Use array size of cpu_table to handle
12102 -mcpu and -mtune options.
12103 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12105 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12107 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12108 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12109 tune_32 and tune_64.
12110 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12111 support on PowerPC.
12112 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12113 * config/rs6000/option-defaults.h: ... here. New file.
12114 (OPT_64, OPT_32): Define.
12115 (MASK_64BIT): Define to 0 if not already defined.
12116 (OPT_ARCH64, OPT_ARCH32): Define.
12117 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12120 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12122 * config/arm/arm.c (arm_override_options): Emit error on using
12125 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12127 PR rtl-optimization/39914
12128 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12129 registers for allocnos created from user-defined variables only
12130 when not optimizing.
12132 2009-04-28 Richard Guenther <rguenther@suse.de>
12134 PR middle-end/39937
12135 * fold-const.c (fold_binary): Use distribute_real_division only
12138 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12140 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12141 add hpux-stdint.h to tm_file.
12142 (hppa[12]*-*-hpux11*): Ditto.
12143 (ia64*-*-hpux*): Ditto.
12144 * config/hpux-stdint.h: New.
12145 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12146 __STDC_EXT__ for all compiles.
12147 * config/pa/pa-hpux.h: Ditto.
12148 * config/pa/pa-hpux10.h: Ditto.
12149 * config/pa/pa-hpux11.h: Ditto.
12151 2009-04-28 Catherine Moore <clm@codesourcery.com>
12153 * debug.h (set_name): Add comment.
12155 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12158 * config/darwin.c (machopic_gen_offset): Check
12159 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12160 * config/arm/arm.c (require_pic_register): Likewise.
12162 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12164 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12165 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12166 m32c_promote_prototypes): Delete.
12168 2009-04-28 Michael Matz <matz@suse.de>
12170 PR middle-end/39922
12171 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12174 2009-04-28 Richard Guenther <rguenther@suse.de>
12176 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12178 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12180 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12181 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12182 * config/arm/arm-tune.md: Regenerate.
12184 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12186 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12187 block if there are complex incoming edges.
12188 (sel_merge_blocks): Remove useless assert.
12189 (sel_redirect_edge_and_branch): Check that edge was redirected.
12190 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12191 (sel_find_rgns): Delete declaration.
12192 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12193 the region when it is not a preheader.
12195 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12198 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12200 2009-04-28 Richard Guenther <rguenther@suse.de>
12202 * tree.h (SSA_NAME_VALUE): Remove.
12203 (struct tree_ssa_name): Remove value_handle member.
12204 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12205 array for jump threading.
12206 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12208 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12209 * tree-flow.h (threadedge_initialize_values): Declare.
12210 (threadedge_finalize_values): Likewise.
12211 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12212 (SSA_NAME_VALUE): Define.
12213 (threadedge_initialize_values): New function.
12214 (threadedge_finalize_values): Likewise.
12215 * tree-ssa-dom.c (ssa_name_values): New global variable.
12216 (SSA_NAME_VALUE): Define.
12217 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12219 2009-04-28 Ira Rosen <irar@il.ibm.com>
12221 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12222 Use REPORT_VECTORIZED_LOCATIONS instead
12223 REPORT_VECTORIZED_LOOPS.
12224 * tree-vectorizer.c (vect_verbosity_level): Make static.
12225 (vect_loop_location): Rename to vect_location.
12226 (vect_set_verbosity_level): Update comment.
12227 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12229 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12230 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12231 instead REPORT_UNVECTORIZED_LOOPS.
12232 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12233 and vect_loop_def to vect_external_def and vect_internal_def.
12234 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12235 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12236 REPORT_UNVECTORIZED_LOCATIONS.
12237 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12238 and vect_used_in_loop and to vect_unused_in_scope and
12239 vect_used_in_scope.
12240 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12241 (vect_verbosity_level): Remove declaration.
12242 (vect_analyze_operations): Likewise.
12243 (vect_analyze_stmt): Declare.
12244 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12245 REPORT_UNVECTORIZED_LOCATIONS.
12246 (vect_get_loop_niters): Fix indentation.
12247 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12248 (vect_analyze_loop_operations): New function.
12249 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12250 vect_analyze_operations.
12251 (vect_is_simple_reduction): Use new names.
12252 (vectorizable_live_operation, vect_transform_loop): Likewise.
12253 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12254 to specify whether the data references can be a part of interleaving
12256 (vect_analyze_data_ref_dependence): Use new names.
12257 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12258 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12259 * tree-vect-patterns.c (widened_name_p): Use new names.
12260 (vect_recog_dot_prod_pattern): Likewise.
12261 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12262 (process_use, vect_mark_stmts_to_be_vectorized,
12263 vect_model_simple_cost, vect_model_store_cost,
12264 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12265 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12266 vectorizable_operation, vectorizable_type_demotion,
12267 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12268 vectorizable_condition): Likewise.
12269 (vect_analyze_operations): Split into vect_analyze_loop_operations
12271 (vect_analyze_stmt): ... new function.
12272 (new_stmt_vec_info): Use new names.
12273 (vect_is_simple_use): Use new names and fix comment.
12274 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12275 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12277 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12280 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12281 and integer modes for x87 operands. Do not ICE for unsupported size,
12282 generate error instead. Generate error for unsupported operand types.
12283 ['z']: Do not handle HImode memory operands specially. Warning
12284 for floating-point operands. Fallthru to 'Z' for unsupported operand
12285 types. Do not ICE for unsupported size, generate error instead.
12286 (output_387_binary_op): Use %Z to output operands.
12287 (output_fp_compare): Ditto.
12288 (output_387_reg_move): Ditto.
12290 2009-04-28 Ben Elliston <bje@au.ibm.com>
12295 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12297 * builtins.c (c_strlen): Do not warn here.
12298 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12299 * c-common.c (pointer_int_sum): Take an explicit location.
12300 Warn about offsets out of bounds.
12301 * c-common.h (pointer_int_sum): Adjust declaration.
12303 2009-04-27 Ian Lance Taylor <iant@google.com>
12305 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12307 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12308 * df-core.c (df_set_flags): Change return type to int. Change
12309 type of old_flags to int.
12310 (df_clear_flags): Likewise.
12311 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12312 (df_get_conditional_uses): Likewise.
12313 * df.h (df_set_flags, df_clear_flags): Update declarations.
12314 * dwarf2out.c (struct indirect_string_node): Change type of form
12315 field to enum dwarf_form.
12316 (AT_string_form): Change return type to enum dwarf_form.
12317 * fixed-value.c (fixed_compare): Add cast to enum type.
12318 * fwprop.c (update_df): Change 0 to VOIDmode.
12319 * gensupport.c: Change 0 to UNKNOWN.
12320 * gimple.h (gimple_cond_code): Add cast to enum type.
12321 * haifa-sched.c (reemit_notes): Add cast to enum type.
12322 * hooks.c (hook_int_void_no_regs): Remove function.
12323 * hooks.h (hook_int_void_no_regs): Remove declaration.
12324 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12325 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12326 * real.c (real_arithmetic): Add cast to enum type.
12327 (real_compare): Likewise.
12328 * target.h (struct gcc_target): Change return type of
12329 branch_target_register_class to enum reg_class.
12330 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12331 default_branch_target_register_class.
12332 * targhooks.c (default_branch_target_register_class): New function.
12333 * targhooks.h (default_branch_target_register_class): Declare.
12334 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12335 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12337 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12339 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12340 vect_uninitialized_def. Change 0 to ERROR_MARK.
12341 * tree-vect-stmts.c (supportable_widening_operation): Don't
12342 initialize icode1 and icode2.
12343 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12344 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12346 (cmn_err_flag_specs): Change 0 to STD_C89.
12347 (cmn_err_char_table): Likewise.
12348 * config/arm/arm.c (get_arm_condition_code): Change type of code
12349 to enum arm_cond_code.
12350 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12351 (IWMMXT_BUILTIN2): Likewise.
12352 (neon_builtin_type_bits): Don't define typedef.
12353 (neon_builtin_datum): Change type of bits field to int.
12354 (arm_expand_neon_args): Add cast to enum type.
12355 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12357 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12358 casts to enum type.
12359 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12361 * config/mips/mips.md (jal_macro): Return enum constant.
12362 (single_insn): Likewise.
12363 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12365 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12366 casts to enum type.
12367 * config/s390/s390.c (s390_tune_flags): Change type to int.
12368 (s390_arch_flags): Likewise.
12369 (s390_handle_arch_option): Change flags field of struct pta to int.
12370 * config/s390/s390.h (s390_tune_flags): Update declaration.
12371 (s390_arch_flags): Likewise.
12372 * config/sh/sh.c (prepare_move_operands): Compare
12373 tls_symbolic_operand result with enum constant.
12374 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12375 (sh_expand_prologue): Add cast to enum type.
12376 (sh_expand_epilogue): Likewise.
12377 (tls_symbolic_operand): Change return type to enum tls_model.
12378 (fpscr_set_from_mem): Add cast to enum type.
12379 (legitimize_pic_address): Compare tls_symbolic_operand result with
12381 (sh_target_reg_class): Change return type to enum reg_class.
12382 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12384 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12385 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12386 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12387 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12388 (delayed_branch, tls_call_delay): Likewise.
12389 (eligible_for_sibcall_delay): Likewise.
12390 (eligible_for_return_delay): Likewise.
12391 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12392 (spu_expand_builtin_1): Likewise.
12394 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12395 for all types of conversions.
12396 (output_init_element): Issue -Wc++-compat warning if needed when
12397 initializing a bitfield with enum type.
12398 * c-parser.c (c_parser_expression): Set original_type to
12399 original_type of right hand operand of comma operator.
12401 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12403 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12405 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12406 * doc/cpp.texi (Standard Predefined Macros)
12407 (Implementation-defined behavior): Likewise.
12408 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12409 * doc/gimple.texi (GIMPLE Exception Handling)
12410 (@code{GIMPLE_ASSIGN}): Likewise.
12411 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12412 * doc/invoke.texi (Warning Options, Optimize Options)
12413 (AVR Options, Darwin Options): Likewise.
12414 (Optimize Options): Reformulate -fwhole-program description.
12415 * doc/loop.texi (Lambda): Likewise.
12416 * doc/md.texi (Output Template, Define Constraints)
12417 (Standard Names, Insn Splitting): Likewise.
12418 * doc/options.texi (Option properties): Likewise.
12419 * doc/passes.texi (Tree-SSA passes): Likewise.
12420 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12421 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12422 (File Names and DBX): Likewise.
12423 * doc/trouble.texi (Incompatibilities): Likewise.
12425 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12427 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12428 instruction is correct.
12430 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12432 Allow non-constant arguments to conversion intrinsics.
12433 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12434 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12435 * spu.c (print_operand): Handle 'v' and 'w'.
12436 (exp2_immediate_p, spu_gen_exp2): Define.
12437 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12438 spu_convtf_1): Update parameter descriptions.
12439 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12440 * constraints.md ('v', 'w'): New.
12441 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12443 (i2f, I2F): New define_mode_attr.
12444 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12445 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12446 fixuns_truncv4sfv4si2): Update to use mode attribute.
12447 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12448 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12449 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12450 patterns for combine.
12452 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12454 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12455 (cprop, hoist, pre, store_motion): New debug counters.
12456 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12457 is not an RTL pass anymore.
12458 (pass_profiling): Remove extern decl for pass removed in 2005.
12459 (pass_gcse, pass_jump_bypass): Remove.
12460 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12461 to 0 for clean state.
12462 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12463 * cse.c (gate_handle_cse_after_global_opts,
12464 rest_of_handle_cse_after_global_opts): New functions.
12465 (pass_cse_after_global_opts): New pass, does local CSE.
12466 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12467 (TV_CPROP): New timevar.
12468 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12469 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12470 (gcse_main, recompute_all_luids): Remove.
12471 (compute_hash_table_work): Call max_reg_num instead of reading
12473 (cprop_jump): Don't set run_jump_opt_after_gcse.
12474 (constprop_register): Always allow to alter jumps.
12475 (cprop_insn): Likewise.
12476 (do_local_cprop): Likewise.
12477 (local_cprop_pass): Likewise. Return non-zero if something changed.
12478 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12479 (find_implicit_sets): Add note about missed optimization opportunity.
12480 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12481 pass_rtl_cprop execute function.
12482 Don't bother tracking the pass number, each pass gets its own dumpfile
12484 Always allow to alter jumpsand bypass jumps.
12485 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12486 will just find no suitable set.
12487 (pre_edge_insert): Fix dumping, this function is for PRE only.
12488 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12489 pass_rtl_pre execute function.
12490 (hoist_code): Return non-zero if something changed. Keep track of
12491 substitutions and insertions for statistics gathering similar to PRE.
12492 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12493 called from the pass_rtl_hoist execute function. Show pass statistics.
12494 (compute_store_table): Use max_reg_num directly instead of using the
12495 formerly global max_gcse_regno.
12496 (build_store_vectors): Likewise.
12497 (replace_store_insn): Fix dumping.
12498 (store_motion): Rename to ...
12499 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12500 pass, called from the pass_rtl_store_motion execute function. Keep
12501 track of substitutions and insertions for statistics gathering similar
12503 (bypass_jumps): Remove, fold interesting bits into ...
12504 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12505 from the pass_rtl_cprop execute function.
12506 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12507 pass_jump_bypass): Remove.
12508 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12509 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12510 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12511 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12512 (gate_rtl_store_motion, execute_rtl_store_motion,
12513 pass_rtl_store_motion): New.
12514 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12515 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12516 * passes.c (init_optimization_passes): Remove pass_gcse and
12517 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12518 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12519 instead of pass_jump_bypass.
12521 2009-04-27 Richard Guenther <rguenther@suse.de>
12523 PR middle-end/39928
12524 * gimplify.c (gimplify_expr): If we are required to create
12525 a temporary make sure it ends up as register.
12527 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12530 * config/i386/i386.c (construct_container): Don't call
12531 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12532 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12534 2009-04-27 Michael Matz <matz@suse.de>
12536 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12537 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12538 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12539 (dump_replaceable_exprs): Take a bitmap.
12540 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12542 (expand_gimple_basic_block): Likewise.
12543 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12544 replaceable_expressions member a bitmap.
12545 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12546 (mark_replaceable): Likewise.
12547 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12548 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12550 2009-04-27 Richard Guenther <rguenther@suse.de>
12552 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12553 (verify_stmts): Dispatch to gimple/type verification code.
12554 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12555 issue with call argument types.
12557 2009-04-27 Michael Matz <matz@suse.de>
12559 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12560 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12563 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12564 Eric Botcazou <ebotcazou@adacore.com>
12566 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12567 a label's basic block.
12568 (mark_target_live_regs): Tidy and rework obsolete comments.
12569 Change back DF problem to LIVE. If a label starts a basic block,
12570 assume that all registers that used to be live then still are.
12571 (init_resource_info): If a label starts a basic block, set its
12572 BLOCK_FOR_INSN accordingly.
12573 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12575 2009-04-27 Richard Guenther <rguenther@suse.de>
12577 * tree-flow-inline.h (function_ann): Remove.
12578 (get_function_ann): Likewise.
12579 * tree-dfa.c (create_function_ann): Remove.
12580 * tree-flow.h (struct static_var_ann_d): Remove.
12581 (struct function_ann_d): Likewise.
12582 (union tree_ann_d): Remove fdecl member.
12583 (function_ann_t): Remove.
12584 (function_ann, get_function_ann, create_function_ann): Remove
12587 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12589 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12591 2009-04-27 Jan Hubicka <jh@suse.cz>
12593 * ipa-pure-const.c (struct funct_state_d): New fields
12594 state_previously_known, looping_previously_known; remove
12595 state_set_in_source.
12596 (analyze_function): Use new fields.
12597 (propagate): Avoid assumption that state_set_in_source imply
12600 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12601 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12602 * cfgloop.h (finite_loop_p): Declare.
12604 2009-04-26 Michael Matz <matz@suse.de>
12606 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12608 2009-04-26 Michael Matz <matz@suse.de>
12610 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12611 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12612 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12613 pass_mark_used_blocks): Remove.
12614 * tree-optimize.c (pass_free_datastructures,
12615 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12616 * passes.c (init_optimization_passes): Don't call
12617 pass_mark_used_blocks, remove dead code.
12619 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12621 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12622 * tree-ssa-live.h (register_ssa_partition): Likewise.
12624 2009-04-26 Michael Matz <matz@suse.de>
12627 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12628 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12629 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12631 (compare_pairs): Swap cost comparison.
12632 (coalesce_ssa_name): Don't use change_partition_var.
12633 * tree-nrv.c (struct nrv_data): Add modified member.
12634 (finalize_nrv_r): Set it.
12635 (tree_nrv): Use it to update statements.
12636 (pass_nrv): Require PROP_ssa.
12637 * tree-mudflap.c (mf_decl_cache_locals,
12638 mf_build_check_statement_for): Use make_rename_temp.
12639 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12640 * alias.c (find_base_decl): Handle SSA names.
12641 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12642 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12643 * rtl.h (set_reg_attrs_for_parm): Declare.
12644 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12645 to "optimized", remove unused locals at finish.
12646 (execute_free_datastructures): Make global, call
12647 delete_tree_cfg_annotations.
12648 (execute_free_cfg_annotations): Don't call
12649 delete_tree_cfg_annotations.
12651 * ssaexpand.h: New file.
12652 * expr.c (toplevel): Include ssaexpand.h.
12653 (expand_assignment): Handle SSA names the same as register variables.
12654 (expand_expr_real_1): Expand SSA names.
12655 * cfgexpand.c (toplevel): Include ssaexpand.h.
12656 (SA): New global variable.
12657 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12658 (SSAVAR): New macro.
12659 (set_rtl): New helper function.
12660 (add_stack_var): Deal with SSA names, use set_rtl.
12661 (expand_one_stack_var_at): Likewise.
12662 (expand_one_stack_var): Deal with SSA names.
12663 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12664 before unique numbers.
12665 (expand_stack_vars): Use set_rtl.
12666 (expand_one_var): Accept SSA names, add asserts for them, feed them
12667 to above subroutines.
12668 (expand_used_vars): Expand all partitions (without default defs),
12669 then only the local decls (ignoring those expanded already).
12670 (expand_gimple_cond): Remove edges when jumpif() expands an
12671 unconditional jump.
12672 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12673 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12675 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12676 members of SA; deal with PARM_DECL partitions here; expand
12677 all PHI nodes, free tree datastructures and SA. Commit instructions
12678 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12679 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12680 info and statements at start, collect garbage at finish.
12681 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12682 (VAR_ANN_PARTITION) Remove.
12683 (change_partition_var): Don't declare.
12684 (partition_to_var): Always return SSA names.
12685 (var_to_partition): Only accept SSA names.
12686 (register_ssa_partition): Only check argument.
12687 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12689 (delete_var_map): Don't free it.
12690 (var_union): Only accept SSA names, simplify.
12691 (partition_view_init): Mark only useful SSA names as used.
12692 (partition_view_fini): Only deal with SSA names.
12693 (change_partition_var): Remove.
12694 (dump_var_map): Use ssa_name instead of partition_to_var member.
12695 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12697 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12698 (struct _elim_graph): New member const_dests; nodes member vector of
12700 (set_location_for_edge): New static helper.
12701 (create_temp): Remove.
12702 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12703 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12704 (new_elim_graph): Allocate const_dests member.
12705 (clean_elim_graph): Truncate const_dests member.
12706 (delete_elim_graph): Free const_dests member.
12707 (elim_graph_size): Adapt to new type of nodes member.
12708 (elim_graph_add_node): Likewise.
12709 (eliminate_name): Likewise.
12710 (eliminate_build): Don't take basic block argument, deal only with
12711 partition numbers, not variables.
12712 (get_temp_reg): New static helper.
12713 (elim_create): Use it, deal with RTL temporaries instead of trees.
12714 (eliminate_phi): Adjust all calls to new signature.
12715 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12716 (rewrite_trees): Only do checking.
12717 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12718 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12719 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12720 contains_tree_r, MAX_STMTS_IN_LATCH,
12721 process_single_block_loop_latch, analyze_edges_for_bb,
12722 perform_edge_inserts): Remove.
12723 (expand_phi_nodes): New global function.
12724 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12725 functions, initialize new parameter, remember partitions having a
12727 (finish_out_of_ssa): New global function.
12728 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12729 don't reset in_ssa_p here, don't disable TER when mudflap.
12730 (pass_del_ssa): Remove.
12731 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12733 (execute_free_datastructures): Declare.
12734 * Makefile.in (SSAEXPAND_H): New variable.
12735 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12736 * basic-block.h (commit_one_edge_insertion): Declare.
12737 * passes.c (init_optimization_passes): Move pass_nrv and
12738 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12739 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12740 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12741 (redirect_branch_edge): Deal with super block when expanding, split
12742 out jump patching itself into ...
12743 (patch_jump_insn): ... here, new static helper.
12745 2009-04-26 Michael Matz <matz@suse.de>
12747 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12748 beyond num_ssa_names.
12749 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12750 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12752 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12754 PR inline-asm/39543
12755 * fwprop.c (forward_propagate_asm): New function.
12756 (forward_propagate_and_simplify): Propagate also into __asm, if it
12757 doesn't increase the number of referenced registers.
12760 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12762 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12764 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12765 note_nonlocal_vla_type for nonlocal VLAs.
12766 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12767 contains_remapped_vars, remap_vla_decls): New functions.
12768 (convert_nonlocal_reference_stmt): If not optimizing, call
12769 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12770 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12771 if it wasn't found in var_map.
12772 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12773 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12774 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12776 * gimplify.c (nonlocal_vlas): New variable.
12777 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12779 (gimplify_body): Create and destroy nonlocal_vlas.
12781 * dwarf2out.c (loc_descr_plus_const): New function.
12782 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12783 mem_loc_descriptor, loc_descriptor_from_tree_1,
12784 descr_info_loc, gen_variable_die): Use it.
12786 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12787 !TREE_STATIC VAR_DECLs.
12788 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12789 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12790 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12791 DECL_BY_REFERENCE is valid.
12792 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12793 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12794 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12795 Copy DECL_BY_REFERENCE.
12796 (struct nesting_copy_body_data): New type.
12797 (nesting_copy_decl): New function.
12798 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12799 if they have variable length.
12801 2009-04-26 Michael Matz <matz@suse.de>
12803 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12804 mark new temporaries for renaming.
12806 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12809 * c-decl.c (global_bindings_p): Return negative value.
12810 (c_variable_size): New. Based on variable_size from
12812 (grokdeclarator): Call c_variable_size not variable_size.
12814 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12816 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12818 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12820 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12821 Redefine it to just use mingw/include.
12822 (ASM_SPEC): Rules for -m32 and -m64.
12823 (LINK_SPEC): Use Likewise.
12824 (SPEC_32): New define.
12825 (SPEC_64): Likewise.
12826 (SUB_LINK_SPEC): Likewise.
12827 (MULTILIB_DEFAULTS): New define.
12828 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12829 Add multilib options.
12830 (MULTILIB_DIRNAMES): Likewise.
12831 (MULTILIB_OSDIRNAMES): Likewise.
12832 (LIBGCC): Likewise.
12833 (INSTALL_LIBGCC): Likewise.
12835 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12838 * c-tree.h (enum c_inline_static_type): New.
12839 (record_inline_static): Declare.
12840 * c-decl.c (struct c_inline_static, c_inline_statics,
12841 record_inline_static, check_inline_statics): New.
12842 (pop_file_scope): Call check_inline_statics.
12843 (start_decl): Call record_inline_static instead of pedwarning
12844 directly for static in inline function.
12845 * c-typeck.c (build_external_ref): Call record_inline_static
12846 instead of pedwarning directly for static referenced in inline
12849 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12851 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12852 not new but only being rescanned.
12853 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12854 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12855 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12856 record_set_info, compute_set, grealloc): Remove.
12857 (recompute_all_luids): New function.
12858 (gcse_main): Don't compute sets, and don't do related memory
12859 allocations/free-ing. If something changed before the end of the
12860 pass, update LUIDs using recompute_all_luids.
12861 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12862 (free_gcse_mem): Don't free it either.
12863 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12864 Use the df insn LUIDs.
12865 (load_killed_in_block): Likewise.
12866 (compute_hash_table_work): Don't compute reg_set_in_block.
12867 (compute_transp): Use DF_REG_DEF_CHAINs.
12868 (local_cprop_pass): Don't use compute_sets and related functions.
12869 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12870 Use get_max_uid() instead of max_cuid.
12871 (insert_insn_end_basic_block, pre_insert_copy_insn,
12872 update_ld_motion_stores): Don't try to
12873 keep reg_set tables up to date.
12874 (pre_insert_copies): Use df insn LUIDs.
12875 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12876 (reg_set_info): Don't use extra bitmap argument.
12877 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12878 information to compute regs_set_in_block.
12879 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12880 (bypass_jumps): Don't use compute_sets and friends.
12882 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12885 * opts.c (undocumented_msg): Do not leave blank even with
12888 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12890 * c-decl.c (build_enumerator): Allow values folding to integer
12891 constants but not integer constant expressions with a pedwarn if
12894 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12897 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12898 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12899 type is an integer constant.
12901 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12904 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12907 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12910 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12911 with variably modified return type and no storage class
12912 specifiers, except for the case of nested functions. Distinguish
12913 extern declarations of functions with variably modified return
12914 types from those of objects with variably modified types.
12916 2009-04-25 Jan Hubicka <jh@suse.cz>
12918 * tree.c (list_equal_p): New function.
12919 * tree.h (list_equal_p): Declare.
12920 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12921 basic_block_def, basic_block, const_basic_block): New.
12922 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12923 (redirect_eh_edge): New function.
12924 (make_eh_edge_update_phi): EH edges are not abnormal.
12925 * except.c: Include tree-flow.h.
12926 (list_match): New function.
12927 (eh_region_replaceable_by_p): New function.
12928 (replace_region): New function.
12929 (hash_type_list): New function.
12930 (hash_eh_region): New function.
12931 (eh_regions_equal_p): New function.
12932 (merge_peers): New function.
12933 (remove_unreachable_regions): Verify EH tree when checking;
12935 (copy_eh_region_1): New function.
12936 (copy_eh_region): New function.
12937 (push_reachable_handler): New function.
12938 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12939 regions without label but with live RESX.
12940 * except.h (redirect_eh_edge_to_label): New.
12941 * tree-flow.h (redirect_eh_edge): New.
12942 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12943 basic_block_def, basic_block, const_basic_block): Remove.
12944 * Makefile.in (except.o): Add dependency on tree-flow.h
12945 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12946 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12949 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12952 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12953 on the destination of memcpy.
12955 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12957 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12958 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12959 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12961 2009-04-25 Jan Hubicka <jh@suse.cz>
12963 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12964 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12965 to be reached by different label than left.
12966 (update_eh_edges): Update comment; remove edge_to_remove if possible
12967 and return true if suceeded.
12968 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12969 (cleanup_eh): Compute sharing map.
12970 * except.c (remove_eh_handler_and_replace): Add argument if we should
12972 (remove_unreachable_regions): Update for label sharing.
12973 (label_to_region_map): Likewise.
12974 (get_next_region_sharing_label): New function.
12975 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12977 (remove_eh_handler): Update.
12978 (remove_eh_region_and_replace_by_outer_of): New function.
12979 * except.h (struct eh_region): Add next_region_sharing_label.
12980 (remove_eh_region_and_replace_by_outer_of,
12981 get_next_region_sharing_label): Declare.
12982 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12984 2009-04-25 Jan Hubicka <jh@suse.cz>
12986 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12987 insert code even if they are not critical.
12989 2009-04-25 Jan Hubicka <jh@suse.cz>
12991 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12992 (gimple_can_remove_branch_p): EH edges won't remove branch by
12994 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12995 updating of non-abnormal EH edges.
12996 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12997 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12998 (split_critical_edges): Split also edges where emitting code on them
12999 will lead to splitting later.
13001 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13002 H.J. Lu <hongjiu.lu@intel.com>
13005 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
13006 the configured assembler supports fildq and fistpq mnemonics.
13007 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
13008 * configure: Regenerated.
13009 * config.in: Ditto.
13011 * config/i386/i386.c (print_operand): Handle 'Z'.
13012 ['z']: Remove handling of special fild/fist suffixes.
13013 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
13014 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13015 suffix of fild insn.
13016 (*floatsi<mode>2_vector_mixed): Ditto.
13017 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13018 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13019 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13020 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13021 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13023 2009-04-25 Ben Elliston <bje@au.ibm.com>
13025 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13026 the source of a set operation.
13028 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13030 * target.h (struct gcc_target): Add case_values_threshold field.
13031 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13032 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13033 * targhooks.c (default_case_values_threshold): New function.
13034 * targhooks.h (default_case_values_threshold): Declare function.
13035 * stmt.c (expand_case): Use case_values_threshold target hook.
13036 * expr.h (case_values_threshold): Remove declartation.
13037 * expr.c (case_values_threshold): Remove function.
13038 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13040 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13041 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13042 (avr_case_values_threshold): Declare as static.
13043 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13045 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13046 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13047 (mn10300_case_values_threshold): New function.
13049 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13051 * ira.c (setup_cover_and_important_classes): Add enum cast.
13053 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13055 * genpreds.c (write_enum_constraint_num): Output definition of
13056 CONSTRAINT_NUM_DEFINED_P macro.
13057 * ira.c (setup_cover_and_important_classes): Use
13058 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13060 2009-04-24 DJ Delorie <dj@redhat.com>
13062 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13063 __SH2A_SINGLE_ONLY__ also.
13065 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13067 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13068 (movdf_internal): Ditto.
13069 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13070 SFmode and DFmode constants.
13071 (ia64_print_operand): Add 'G' format for printing
13072 floating point constants.
13074 2009-04-24 Richard Guenther <rguenther@suse.de>
13076 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13077 from unsigned additions.
13079 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13081 * c-typeck.c (set_init_index): Allow array designators that are
13082 not integer constant expressions with a pedwarn if pedantic.
13084 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13086 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13087 zero if no overlap in nonzero bits between the operands.
13089 2009-04-24 Ian Lance Taylor <iant@google.com>
13091 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13092 (record_dead_and_set_regs): Likewise.
13093 * df.h (struct df_mw_hardreg): Change flags field to int.
13094 (struct df_base_ref): Likewise.
13095 (struct df): Change changeable_flags field to int.
13096 * df-scan.c (df_defs_record): Change clobber_flags to int.
13097 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13098 constants rather than #define macros.
13099 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13100 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13101 (enum dwarf_calling_convention): Likewise.
13102 (enum dwarf_line_number_x_ops): Likewise.
13103 (enum dwarf_call_frame_info): Likewise.
13104 (enum dwarf_source_language): Likewise.
13105 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13106 (add_calling_convention_attribute): Likewise.
13107 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13108 (combine_comparisons): Change compcode to int. Add cast to enum type.
13109 * genrecog.c (maybe_both_true_2): Change c to int.
13110 (write_switch): Likewise. Add cast to enum type.
13111 * gimplify.c (gimplify_omp_for): Handle return values from
13112 gimplify_expr using MIN rather than bitwise or.
13113 (gimplify_expr): Add cast to enum type.
13114 * ipa-prop.c (update_jump_functions_after_inlining): Change
13115 IPA_BOTTOM to IPA_JF_UNKNOWN.
13116 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13117 Add casts to enum type.
13118 (setup_cover_and_important_classes): Change cl to int. Add casts
13120 (setup_class_translate): Change cl and mode to int.
13121 (ira_init_once): Change mode to int.
13122 (free_register_move_costs): Likewise.
13123 (setup_prohibited_mode_move_regs): Add casts to enum type.
13124 * langhooks.c (add_builtin_function_common): Rework assertion that
13125 value fits bitfield.
13126 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13127 * omega.c (omega_do_elimination): Avoid math on enum types.
13128 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13129 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13130 int local to handle integral_argment value.
13131 * regmove.c (try_auto_increment): Change PUT_MODE to
13133 * reload.c (push_secondary_reload): Add casts to enum type.
13134 (secondary_reload_class, find_valid_class): Likewise.
13135 * reload1.c (emit_input_reload_insns): Likewise.
13136 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13137 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13138 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13140 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13141 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13143 (expand_complex_libcall): Add casts to enum type.
13144 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13145 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13146 with ERROR_MARK, not NUM_TREE_CODES.
13147 (vect_create_epilog_for_reduction): Likewise.
13148 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13149 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13150 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13152 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13153 vect_unused_in_loop. Change 0 to loop_vect.
13154 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13155 * var-tracking.c (get_init_value): Change return type to enum
13157 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13158 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13160 (arm_override_options): Add casts to enum type.
13161 (arm_emit_tls_decoration): Likewise.
13162 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13164 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13165 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13166 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13168 * config/s390/s390.c (code_for_builtin_64): Change to array of
13170 (code_for_builtin_31): Likewise.
13171 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13173 * config/sparc/sparc.c (sparc_override_options): Change value
13174 field in struct code_model to enum cmodel. In initializer change
13175 0 to NULL and add cast to enum type.
13177 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13178 Change all callers. Issue a -Wc++-compat warning using
13179 lhs_origtype if necessary.
13180 (convert_for_assignment): Issue -Wc++-compat warnings about
13181 invalid conversions to enum type on assignment.
13182 * c-common.h (build_modify_expr): Update declaration.
13184 2009-04-24 Nick Clifton <nickc@redhat.com>
13186 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13187 (function_arg_advance): Likewise.
13188 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13191 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13193 * config/s390/constraints.md ('I', 'J'): Fix condition.
13195 2009-04-24 Diego Novillo <dnovillo@google.com>
13197 * gengtype-parse.c (parse_error): Add newline after message.
13199 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13201 * config/i386/sse.md (avxmodesuffixs): Removed.
13202 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13203 (*avx_pinsr<ssevecsize>): This.
13205 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13207 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13208 follow chains of regs with a single definition, and allow expressions
13209 that are function_invariant_p.
13210 (simple_rhs_p): Allow expressions that are function_invariant_p.
13212 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13214 PR middle-end/39867
13215 * fold-const.c (fold_cond_expr_with_comparison): When folding
13216 > and >= to MAX, make sure the MAX uses the same type as the
13217 comparison's operands.
13219 2009-04-24 Nick Clifton <nickc@redhat.com>
13221 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13222 addressing for DImode accesses.
13223 (frv_print_operand_address): Handle PLUS case.
13224 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13226 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13228 PR rtl-optimization/39794
13229 * alias.c (canon_true_dependence): Add x_addr argument.
13230 * rtl.h (canon_true_dependence): Adjust prototype.
13231 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13232 * cselib.c (cselib_invalidate_mem): Likewise.
13233 * gcse.c (compute_transp): Likewise.
13234 * dse.c (scan_reads_nospill): Likewise.
13235 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13236 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13237 canon_base_addr of the group, plus optional offset.
13238 (struct group_info): Rename canon_base_mem to
13240 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13241 canon_rtx of base_mem.
13243 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13245 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13246 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13248 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13250 * config/spu/spu-builtins.h: Delete file.
13252 * config/spu/spu.h (enum spu_builtin_type): Move here from
13254 (struct spu_builtin_description): Likewise. Add GTY marker.
13255 Do not use enum spu_function_code or enum insn_code.
13256 (spu_builtins): Add extern declaration.
13258 * config/spu/spu.c: Do not include "spu-builtins.h".
13259 (enum spu_function_code, enum spu_builtin_type_index,
13260 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13261 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13262 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13263 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13264 (spu_builtin_types): Make static. Add GTY marker.
13265 (spu_builtins): Add extern declaration with GTY marker.
13266 Include "gt-spu.h".
13268 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13269 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13270 Check programmatically whether all parameters are scalar.
13272 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13274 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13276 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13277 assignment from the constructor either if the target is volatile.
13279 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13281 * config/arm/arm.md (insv): Do not share operands[0].
13283 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13285 * config/vxlib-tls.c (active_tls_threads): Delete.
13286 (delete_hook_installed): New.
13287 (tls_delete_hook): Don't delete the delete hook.
13288 (tls_destructor): Delete it here.
13289 (__gthread_set_specific): Adjust installing the delete hook.
13290 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13291 __gthread_leave_tsd_dtor_context.
13293 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13295 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13297 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13299 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13301 (alpha_rtx_costs): Ditto.
13302 (emit_unlikely_jump): Use add_reg_note.
13303 (emit_frame_store_1): Ditto.
13304 (alpha_expand_prologue): Ditto.
13305 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13306 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13308 2009-04-23 Nick Clifton <nickc@redhat.com>
13310 * config/v850/v850.md (epilogue): Remove suppressed code.
13311 (return): Rename to return_simple and remove test of frame size.
13312 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13313 to gen_return_simple.
13315 2009-04-22 Jing Yu <jingyu@google.com>
13318 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13320 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13323 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13324 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13325 value is a VECTOR_CST, the element type is the element type of the
13328 2009-04-22 DJ Delorie <dj@redhat.com>
13330 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13332 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13334 * alias.c (find_base_term): Move around LO_SUM case, so that
13335 CONST falls through into PLUS/MINUS handling.
13338 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13339 into 0, use omit_one_operand.
13341 2009-04-23 Ben Elliston <bje@au.ibm.com>
13343 * config/rs6000/linux-unwind.h (get_regs): Remove type
13344 puns. Change the type of `pc' to an array of unsigned ints and
13345 update all users. Constify frame24.
13347 2009-04-22 DJ Delorie <dj@redhat.com>
13349 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13350 declarations before code.
13351 (current_function_special_page_vector): Likewise.
13352 (m32c_expand_insv): Silence a warning.
13354 2009-04-21 Taras Glek <tglek@mozilla.com>
13356 * alias.c: Update GTY annotations to new syntax.
13357 * basic-block.h: Likewise.
13358 * bitmap.h: Likewise.
13359 * c-common.h: Likewise.
13360 * c-decl.c: Likewise.
13361 * c-parser.c: Likewise.
13362 * c-pragma.c: Likewise.
13363 * c-tree.h: Likewise.
13364 * cfgloop.h: Likewise.
13365 * cgraph.h: Likewise.
13366 * config/alpha/alpha.c: Likewise.
13367 * config/arm/arm.h: Likewise.
13368 * config/avr/avr.h: Likewise.
13369 * config/bfin/bfin.c: Likewise.
13370 * config/cris/cris.c: Likewise.
13371 * config/darwin.c: Likewise.
13372 * config/frv/frv.c: Likewise.
13373 * config/i386/i386.c: Likewise.
13374 * config/i386/i386.h: Likewise.
13375 * config/i386/winnt.c: Likewise.
13376 * config/ia64/ia64.h: Likewise.
13377 * config/iq2000/iq2000.c: Likewise.
13378 * config/mips/mips.c: Likewise.
13379 * config/mmix/mmix.h: Likewise.
13380 * config/pa/pa.c: Likewise.
13381 * config/pa/pa.h: Likewise.
13382 * config/rs6000/rs6000.c: Likewise.
13383 * config/s390/s390.c: Likewise.
13384 * config/sparc/sparc.c: Likewise.
13385 * config/xtensa/xtensa.c: Likewise.
13386 * cselib.h: Likewise.
13387 * dbxout.c: Likewise.
13388 * dwarf2out.c: Likewise.
13389 * except.c: Likewise.
13390 * except.h: Likewise.
13391 * fixed-value.h: Likewise.
13392 * function.c: Likewise.
13393 * function.h: Likewise.
13394 * gimple.h: Likewise.
13395 * integrate.c: Likewise.
13396 * optabs.c: Likewise.
13397 * output.h: Likewise.
13398 * real.h: Likewise.
13400 * stringpool.c: Likewise.
13401 * tree-data-ref.c: Likewise.
13402 * tree-flow.h: Likewise.
13403 * tree-scalar-evolution.c: Likewise.
13404 * tree-ssa-address.c: Likewise.
13405 * tree-ssa-alias.h: Likewise.
13406 * tree-ssa-operands.h: Likewise.
13407 * tree.c: Likewise.
13408 * tree.h: Likewise.
13409 * varasm.c: Likewise.
13410 * varray.h: Likewise.
13412 * coretypes.h: Do not define GTY macro if it is already defined.
13413 * doc/gty.texi: Update GTY documentation to new syntax.
13414 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13415 annotations on structs.
13416 * gengtype-parse.c: Likewise.
13418 2009-04-22 Mark Heffernan <meheff@google.com>
13420 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13422 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13424 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13427 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13429 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13430 the same as a PLUS without a shift. Increase the cost of a
13433 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13435 * Makefile.in: Update dependencies.
13436 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13437 * errors.h: Remove bogus comment about compatibility.
13438 (warning): Update declaration.
13439 * genautomata.c: Update all calls to warning.
13440 * gimple.c: Do not include errors.h. Include toplev.h.
13441 * tree-ssa-structalias.c: Do not include errors.h.
13442 * omega.c: Likewise.
13443 * tree-ssa-reassoc.c: Likewise.
13444 * config/spu/spu-c.c: Likewise.
13445 * config/spu/t-spu-elf: Update dependencies.
13447 2009-04-22 Richard Guenther <rguenther@suse.de>
13449 PR tree-optimization/39824
13450 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13451 make sure the types are compatible.
13453 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13456 * c-common.c (c_parse_error): Take a token_flags parameter.
13457 Use token_type for the token type instead.
13458 Pass token_flags to cpp_type2name.
13459 * c-common.h (c_parse_error): Update declaration.
13460 * c-parser.c (c_parser_error): Pass 0 as token flags.
13462 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13464 PR rtl-optimization/39580
13465 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13467 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13469 * function.c (expand_function_end): Do not emit a jump to the "naked"
13470 return label for fall-through returns.
13471 * except.c (sjlj_emit_function_exit): Always place the call to the
13472 unregister function at the location installed by expand_function_end.
13474 2009-04-22 Richard Guenther <rguenther@suse.de>
13476 PR tree-optimization/39845
13477 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13478 (gen_inbound_check): Likewise.
13480 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13482 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13484 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13485 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13487 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13489 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13490 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13491 shift counts to avoid out-of-bounds array accesses.
13493 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13495 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13496 (Pmode): Move above.
13498 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13500 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13501 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13502 GET_CODE macro. Use IN_RANGE macro where appropriate.
13503 * config/alpha/alpha.h: Ditto.
13504 * config/alpha/alpha.md: Ditto.
13505 * config/alpha/constraints.md: Ditto.
13506 * config/alpha/predicates.md: Ditto.
13508 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13510 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13511 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13512 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13513 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13514 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13515 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13516 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13517 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13518 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13519 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13520 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13521 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13522 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13523 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13524 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13525 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13526 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13527 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13528 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13529 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13530 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13531 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13532 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13533 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13534 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13535 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13536 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13538 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13540 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13541 references from comments.
13542 * cfgbuild.c: (count_basic_blocks): Delete.
13543 (find_basic_blocks_1): Delete.
13544 (find_basic_blocks): Delete.
13545 * except.c (finish_eh_generation): Make static. Move comment from
13546 except.h here. Remove find_basic_blocks references from comments.
13547 * except.h (finish_eh_generation): Delete.
13548 * basic-block.h (find_basic_blocks): Delete.
13549 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13551 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13553 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13554 (sdbout_parms): Likewise.
13556 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13558 * config/sh/sh.c (prepare_cbranch_operands): Use
13559 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13560 (expand_cbranchdi4): Likewise.
13561 (from_compare): Add cast to enum type.
13562 (expand_cbranchsi4): Use add_reg_note.
13563 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13564 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13565 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13566 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13567 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13568 instead of CODE_FOR_nothing.
13569 (cbranchdi4): Likewise. Fix the order of arguments for
13571 (push_fpscr): Use add_reg_note.
13572 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13573 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13575 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13577 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13578 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13579 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13580 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13581 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13582 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13583 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13584 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13585 config/alpha/x-vms, config/arc/t-arc,
13586 config/arm/README-interworking, config/arm/arm-c.c,
13587 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13588 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13589 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13590 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13591 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13592 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13593 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13594 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13595 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13596 config/cris/t-elfmulti, config/crx/t-crx,
13597 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13598 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13599 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13600 config/h8300/t-h8300, config/i386/athlon.md,
13601 config/i386/darwin-libgcc.10.4.ver,
13602 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13603 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13604 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13605 config/i386/t-linux64, config/i386/t-nwld,
13606 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13607 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13608 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13609 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13610 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13611 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13612 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13613 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13614 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13615 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13616 config/m68k/t-uclinux, config/mcore/t-mcore,
13617 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13618 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13619 config/mips/crtn.asm, config/mips/irix-crti.asm,
13620 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13621 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13622 config/mips/mips-fixed.md, config/mips/sb1.md,
13623 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13624 config/mips/t-iris6, config/mips/t-isa3264,
13625 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13626 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13627 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13628 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13629 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13630 config/mn10300/t-linux, config/mn10300/t-mn10300,
13631 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13632 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13633 config/picochip/libgccExtras/clzsi2.asm,
13634 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13635 config/rs6000/darwin-libgcc.10.4.ver,
13636 config/rs6000/darwin-libgcc.10.5.ver,
13637 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13638 config/rs6000/t-aix43, config/rs6000/t-aix52,
13639 config/rs6000/t-darwin, config/rs6000/t-fprules,
13640 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13641 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13642 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13643 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13644 config/rs6000/t-rtems, config/rs6000/t-spe,
13645 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13646 config/score/t-score-elf, config/sh/divcost-analysis,
13647 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13648 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13649 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13650 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13651 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13652 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13653 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13654 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13655 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13656 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13657 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13658 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13659 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13660 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13661 * config/h8300/genmova.sh: Include copyright and license notices
13662 in generated output.
13663 * config/h8300/mova.md: Regenerate.
13664 * doc/install.texi2html: Include word "Copyright" in copyright
13665 notice and use name "Free Software Foundation, Inc.".
13666 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13667 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13668 ChangeLog-2007, ChangeLog-2008: Correct dates.
13670 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13672 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13673 NE_EXPR operations as well.
13674 * c-parser.c (c_parser_condition): Do not set location information on
13676 (c_parser_conditional_expression): Likewise.
13677 (c_parser_binary_expression): Set location information on operators.
13678 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13679 TRUTH_NOT_EXPR has been folded.
13680 * fold-const.c (fold_truth_not_expr): Copy location information from
13681 the incoming expression to the outgoing one.
13682 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13683 recursive calls on the LHS of the operator but pass that of the
13684 operator to recursive calls on the RHS of the operator. Set it
13686 (shortcut_cond_expr): Set the locus of the operator on the second
13687 COND_EXPR and that of the expression on the first in degenerate cases.
13688 Pass the locus of the expression to calls to shortcut_cond_r.
13689 Set the locus of the 'then' block on the associated jump, if any.
13690 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13691 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13692 expression to call to gimplify_boolean_expr.
13694 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13696 * config.gcc: Add additional configuration for
13697 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13698 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13699 (CPP_SPEC): Redefine for allowing -municode option.
13700 (STARTFILE_SPEC): Likewise.
13701 * config/i386/t-mingw-w64: New.
13702 * config/i386/mingw-w64.opt: New.
13703 (municode): Add new target option.
13704 * doc/invoke.texi (municode): Add documentation for new option.
13706 2009-04-21 Ian Lance Taylor <iant@google.com>
13708 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13709 Correct test for number of arguments.
13710 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13712 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13714 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13715 argument of emit_library_call.
13717 2009-04-21 Richard Guenther <rguenther@suse.de>
13719 PR middle-end/39829
13720 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13721 inside VIEW_CONVERT_EXPRs.
13723 2009-04-21 Martin Jambor <mjambor@suse.cz>
13725 * tree-switch-conversion.c (build_constructors): Split a long line.
13726 (constructor_contains_same_values_p): New function.
13727 (build_one_array): Create assigns of constants if possible, do not
13728 call mark_sym_for_renaming, call update_stmt.
13729 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13730 make_rename_temp. Do not call mark_symbols_for_renaming, call
13732 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13733 find_new_referenced_vars, call update_stmt.
13734 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13735 instead of calling make_rename_temp. Do not call
13736 find_new_referenced_vars or mark_symbols_for_renaming, call
13739 2009-04-21 Richard Guenther <rguenther@suse.de>
13741 PR tree-optimization/39827
13742 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13743 (tree_ssa_phiprop): Pass the correct array size.
13745 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13747 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13749 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13752 * c-typeck.c (lvalue_p): Move declaration ...
13753 * c-common.h (lvalue_p): ... to here.
13754 * c-common.c (candidate_equal_p): New.
13755 (add_tlist): Use it.
13756 (merge_tlist): Use it.
13757 (warn_for_collisions_1): Likewise.
13758 (warning_candidate_p): Accept more candidates.
13759 (verify_tree): A warning candidate can be an expression. Use
13762 2009-04-21 Ben Elliston <bje@au.ibm.com>
13765 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13766 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13767 options. Remove -mcall-solaris documentation.
13769 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13772 * doc/invoke.texi (-Wlong-long): Update description.
13773 * c-lex (interpret_integer): Only warn if there was no previous
13774 overflow and -Wlong-long is enabled.
13775 * c-decl.c (declspecs_add_type): Drop redundant flags.
13776 * c.opt (Wlong-long): Init to -1.
13777 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13778 and front-end warn_long_long. Wlong-long only depends on other
13779 flags if it is uninitialized.
13780 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13781 the same for CPP and FE.
13782 (restore_extension_diagnostics): Likewise.
13784 2009-04-20 Ian Lance Taylor <iant@google.com>
13786 Fix enum conversions which are invalid in C++:
13787 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13788 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13789 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13790 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13791 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13792 (dbxout_parms): Likewise.
13793 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13794 (df_clear_flags): Likewise.
13795 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13796 top_flag parameter to int.
13797 (df_chain_create_bb_process_use): Likewise.
13798 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13800 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13801 (df_ref_create_structure, df_def_record_1): Likewise.
13802 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13803 (df_notes_rescan): Change 0 to VOIDmode in function call.
13804 (df_get_call_refs, df_insn_refs_collect): Likewise.
13805 (df_bb_regs_collect): Likewise.
13806 (df_entry_block_defs_collect): Likewise.
13807 (df_exit_block_uses_collect): Likewise.
13808 * df.h: Update declarations.
13809 * double-int.c (double_int_divmod): Add cast to enum type.
13810 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13811 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13812 (based_loc_descr): Likewise.
13813 (loc_descriptor_from_tree_1): Change first_op and second_op to
13814 enum dwarf_location_atom. Add cast to enum type.
13815 * expmed.c (init_expmed): Change 0 to SET in function call.
13816 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13817 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13818 (do_store_flag): Likewise.
13819 * fixed-value.h (struct fixed_value): Change mode to enum
13821 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13822 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13824 (insert_insn_decl, insert_decl, insert_state): Likewise.
13825 (automata_list_finish): Likewise.
13826 * genrecog.c (process_define_predicate): Add cast to enum type.
13827 * gensupport.c (init_predicate_table): Add cast to enum type.
13828 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13830 (gimple_build_call_1, gimple_build_label): Likewise.
13831 (gimple_build_goto, gimple_build_asm_1): Likewise.
13832 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13833 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13834 (enum fallback): Rename from enum fallback_t.
13835 (fallback_t): Typedef as int.
13836 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13837 GSI_SAME_STMT in function call.
13838 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13840 (setup_reg_class_relations): Likewise.
13841 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13842 (setup_prohibited_class_mode_regs): Add cast to enum type.
13843 (setup_prohibited_mode_move_regs): Likewise.
13844 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13845 (record_address_regs): Change i to enum reg_class.
13846 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13847 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13848 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13849 (GET_MODE_2XWIDER_MODE): Likewise.
13850 (GET_CLASS_NARROWEST_MODE): Likewise.
13851 * omp-low.c (expand_omp_for): Add cast to enum type.
13852 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13853 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13854 * postreload.c (reload_cse_simplify_operands): Change rclass local
13856 * predict.c (combine_predictions_for_insn): Change best_predictor
13857 and predictor to enum br_predictor.
13858 (combine_predictions_for_bb): Likewise.
13859 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13860 use SET_PREDICT_EXPR_OUTCOME.
13861 * real.c (real_arithmetic): Change icode to code in function call.
13862 * reginfo.c (init_move_cost): Add casts to enum type.
13863 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13864 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13866 * reload.c (find_valid_class): Add casts to enum type.
13867 (push_reload): Change 0 to NO_REGS in function call.
13868 (find_reloads): Change this_alternative to array of enum
13869 reg_class. Remove some now-unnecessary casts.
13870 (make_memloc): Change 0 to VOIDmode in function call.
13871 * reload1.c (reload): Change 0 to VOIDmode in function call.
13872 (eliminate_regs_1, elimination_effects): Likewise.
13873 (eliminate_regs_in_insn): Likewise.
13874 (emit_input_reload_insns): Add cast to enum type.
13875 (delete_output_reload): Change 0 to VOIDmode in function call.
13876 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13877 to enum type in function call.
13878 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13879 (SET_PREDICT_EXPR_OUTCOME): Define.
13880 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13881 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13882 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13883 (dump_function): Likewise.
13884 * tree-dump.h: Update declarations.
13885 * tree-pass.h: Update declarations.
13886 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13887 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13889 (arm_rtx_costs_1): Correct parenthesization.
13890 (arm_rtx_costs): Add casts to enum type.
13891 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13892 (vfp_emit_fstmd): Use add_rg_note.
13893 (emit_multi_reg_push, emit_sfm): Likewise.
13894 (thumb_set_frame_pointer): Likewise.
13895 (arm_expand_prologue): Likewise.
13896 (arm_regno_class): Change return type to enum reg_class.
13897 (thumb1_expand_prologue): Use add_reg_note.
13898 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13899 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13901 * config/arm/gentune.sh: Add cast to enum type.
13902 * config/arm/arm-tune.md: Rebuild.
13903 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13904 (ix86_split_fp_branch, predict_jump): Likewise.
13905 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13906 insn_code to enum rtx_code.
13907 (ix86_builtin_vectorized_function): Add cast to enum type.
13908 * config/i386/i386.md (truncdfsf2): Change slot to enum
13910 (truncxf<mode>2, isinf<mode>2): Likewise.
13911 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13913 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13914 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13915 (insert_bundle_state): Change 1 to INSERT in function call.
13916 (ia64_add_bundle_selector_before): Likewise.
13917 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13918 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13919 (restore_stack_nonlocal): Likewise.
13920 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13922 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13924 (mips_rtx_costs): Likewise.
13925 (mips_override_options): Add casts to enum type.
13926 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13928 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13929 (store_reg, set_reg_plus_d): Likewise.
13930 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13931 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13933 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13935 (emit_unlikely_jump): Use add_reg_note.
13936 (rs6000_emit_allocate_stack): Likewise.
13937 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13938 (output_toc): Change 1 to INSERT in function call.
13939 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13940 (rs6000_initialize_trampoline): Likewise.
13941 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13943 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13944 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13945 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13946 (save_gprs): Use add_reg_note.
13947 (s390_emit_prologue): Likewise.
13948 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13949 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13950 (sparc_fold_builtin): Add cast to enum type.
13951 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13953 (spu_expand_prologue): Use add_reg_note.
13954 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13956 2009-04-20 Ian Lance Taylor <iant@google.com>
13958 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13959 (c_parser_postfix_expression_after_primary): Get VEC for list of
13960 arguments. Get original types of arguments. Call
13961 build_function_call_vec.
13962 (cached_expr_list_1, cached_expr_list_2): New static variables.
13963 (c_parser_expr_list): Change return type to VEC *. Add
13964 p_orig_types parameter. Change all callers.
13965 (c_parser_release_expr): New static function.
13966 (c_parser_vec_to_tree_list): New static function.
13967 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13968 call build_function_call_vec.
13969 (build_function_call_vec): New function, based on old
13970 build_function_call.
13971 (convert_arguments): Remove nargs and argarray parameters. Change
13972 values to a VEC. Add origtypes parameter.
13973 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13974 (convert_for_assignment): Add origtype parameter. Change all
13975 callers. If warn_cxx_compat, check for conversion to an enum
13976 type when calling a function.
13977 (store_init_value): Add origtype parameter. Change all callers.
13978 (digest_init): Likewise.
13979 (struct init_node): Add origtype field.
13980 (add_pending_init): Add origtype parameter. Change all callers.
13981 (output_init_element): Likewise.
13982 (output_pending_init_elements): Pass origtype from init_node to
13983 output_init_element.
13984 (process_init_element): Pass origtype from c_expr to
13985 output_init_element.
13986 (c_finish_return): Add origtype parameter. Change all callers.
13987 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13989 (sync_resolve_params): Likewise.
13990 (sync_resolve_return): Change params to first_param. Change caller.
13991 (resolve_overloaded_builtins): Change params to VEC *. Change
13992 callers. Save first parameter around call to build_function_call_vec.
13993 * c-decl.c (finish_decl): Add origtype parameter. Change all
13994 callers. Call build_function_call_vec rather than
13995 build_function_call for cleanup.
13996 * c-tree.h: Update declarations.
13997 * c-common.h: Update declarations.
13998 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13999 params to first_param.
14000 * target.h (struct gcc_target): Change resolve_overloaded_builtin
14001 params parameter from tree to void *.
14002 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14003 Change arglist parameter to have type void *, and to be a pointer
14005 * config/rs6000/rs6000-protos.h
14006 (altivec_resolve_overloaded_builtin): Update declaration.
14007 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
14008 fnargs parameter to have type void *, and to be a pointer to a
14009 VEC. Call build_function_call_vec instead of
14010 build_function_call.
14011 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
14013 2009-04-20 Joey Ye <joey.ye@intel.com>
14014 Xuepeng Guo <xuepeng.guo@intel.com>
14015 H.J. Lu <hongjiu.lu@intel.com>
14017 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14019 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14020 (IX86_LEA_PRIORITY): Likewise.
14021 (distance_non_agu_define): New function.
14022 (distance_agu_use): Likewise.
14023 (ix86_lea_for_add_ok): Likewise.
14024 (ix86_dep_by_shift_count): Likewise.
14026 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14027 should split for LEA.
14029 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14031 (ix86_dep_by_shift_count): Likewise.
14033 2009-04-20 Richard Guenther <rguenther@suse.de>
14035 * expr.c (handled_component_p): Move ...
14036 * tree.h (handled_component_p): ... here.
14037 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14038 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14039 and REALPART_EXPR to be in one group.
14041 2009-04-20 Richard Guenther <rguenther@suse.de>
14043 * basic-block.h (get_all_dominated_blocks): Declare.
14044 * dominance.c (get_all_dominated_blocks): New function.
14045 * tree-cfg.c (get_all_dominated_blocks): Remove.
14046 (remove_edge_and_dominated_blocks): Adjust.
14047 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14048 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14049 instead of recursing.
14051 2009-04-20 Doug Kwan <dougkwan@google.com>
14053 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14054 (struct cgraph_node_set_def): New type.
14055 (cgraph_node_set) New type. Also declare vector functions.
14056 (struct cgraph_node_set_element_def): New type.
14057 (cgraph_node_set_element): Ditto.
14058 (cgraph_node_set_iterator): New iterator type.
14059 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14060 cgraph_node_set_remove, dump_cgraph_node_set,
14061 debug_cgraph_node_set): New prototypes.
14062 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14063 cgraph_node_set_size): New inlines.
14064 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14065 including cgraph.h.
14066 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14067 argument to function 'write_summary'.
14068 * ipa.c: Include ggc.h.
14069 (hash_cgraph_node_set_element,
14070 eq_cgraph_node_set_element, cgraph_node_set_new,
14071 cgraph_node_set_add, cgraph_node_set_remove,
14072 cgraph_node_set_find, dump_cgraph_node_set,
14073 debug_cgraph_node_set): New functions.
14074 * Makefile.in (ipa.o): Add dependency on GGC_H.
14076 2009-04-20 Ira Rosen <irar@il.ibm.com>
14078 PR tree-optimization/39675
14079 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14080 check of the return code of vect_schedule_slp. Check that
14081 stmt_vec_info still exists for the statement, before checking its
14082 vectorization type.
14084 2009-04-20 Michael Matz <matz@suse.de>
14086 * Makefile.in (generated_files): Take out $(simple_generated_c).
14088 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14090 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14091 (UINTPTR_TYPE): Likewise.
14093 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14096 * c-typeck.c (digest_init): Check for initializing an array with a
14099 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14102 * c-semantics.c (pop_stmt_list): Propagate
14103 STATEMENT_LIST_HAS_LABEL to parent statement list.
14105 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14107 * config/mips/mips.h (mips_tune_attr): New macro.
14108 * config/mips/mips.md (cpu): Use it.
14110 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14113 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14116 2009-04-19 Diego Novillo <dnovillo@google.com>
14118 * toplev.c (compile_file): Move call to coverage_finish ...
14119 * cgraphunit.c (ipa_passes): ... here.
14120 Call cgraph_process_new_functions.
14121 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14122 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14124 2009-04-19 Jan Hubicka <jh@suse.cz>
14126 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14128 (dump_cgraph_node): Dump can throw external flag.
14129 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14131 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14135 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14136 * common.opt (Wlogical-op): Move from here...
14137 * c.opt (Wlogical-op): ... to here.
14138 * c-typeck.c (parser_build_binary_op): Update call to
14139 warn_logical_operator.
14140 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14142 * c-common.c (warn_logical_op): Update.
14143 * c-common.h (warn_logical_op): Update declaration.
14145 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14147 * tree.c (protected_set_expr_location): Fix formatting.
14149 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14152 * c-typeck.c (readonly_warning): new.
14153 (build_unary_op, build_modify_expr): Use readonly_warning for
14154 storing into something readonly but not const-qualified.
14156 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14159 * c-typeck.c (build_unary_op): Check for taking address of
14160 expression of type void.
14162 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14165 * c-typeck.c (build_function_call): Check for calling a function
14166 with qualified void return types. Call require_complete_type when
14169 2009-04-18 Jan Hubicka <jh@suse.cz>
14171 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14173 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14174 can_throw_external flag.
14175 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14176 * ipa-pure-const.c (ignore_edge): New function.
14177 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14178 only over can_throw_external edges.
14179 (local_pure_const): Add nothrow flag.
14180 * ipa-utils.c (searchc): Add ignore_edge callback.
14181 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14182 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14183 (set_nothrow_function_flags): Update cgraph.
14184 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14186 2009-04-18 Richard Guenther <rguenther@suse.de>
14188 PR middle-end/39804
14189 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14190 (fold_stmt): ... this and ...
14191 (fold_stmt_inplace): ... this.
14192 (fold_stmt_1): Fold references in calls and asms.
14193 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14195 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14197 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14198 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14200 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14202 * tree.c (function_args_count): Remove.
14203 * tree.h: Remove the prototype for function_args_count.
14205 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14207 * tree-iterator.c (expr_only): Remove.
14208 * tree.h: Remove the prototype for expr_only.
14210 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14212 * reginfo.c (cannot_change_mode_set_regs): Remove.
14213 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14215 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14217 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14218 whether operands 0 and 1 overlaps.
14220 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14222 PR middle-end/36902
14223 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14224 pointer. Use warning_at instead of warning.
14225 (search_for_addr_array): Likewise.
14226 (check_array_bounds): Likewise.
14227 (check_all_array_refs): Check that the incoming edge is not in the
14228 list of edges to be removed.
14229 (check_all_array_refs): Avoid the temporal pointer.
14230 (vrp_visit_cond_stmt): Fix typo.
14231 (simplify_switch_using_ranges): Handle the case where the switch
14232 index is an integer constant.
14234 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14236 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14238 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14240 * doc/extend.texi, doc/invoke.texi: Fix typos.
14242 2009-04-17 Cary Coutant <ccoutant@google.com>
14244 * tree-flow-inline.h (get_lineno): Fix inverted test.
14246 2009-04-17 Diego Novillo <dnovillo@google.com>
14248 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14249 assertion for AVAIL_OUT.
14251 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14254 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14255 * config/sh/linux-atomic.asm: Likewise.
14257 2009-04-17 Diego Novillo <dnovillo@google.com>
14259 * except.c (debug_eh_tree): New.
14260 (struct eh_region, struct eh_status): Move ...
14261 * except.h: ... here.
14262 (add_type_for_runtime): Declare extern.
14263 (lookup_type_for_runtime): Likewise.
14264 (debug_eh_tree): Declare.
14265 * Makefile.in (GTFILES): List except.h before except.c
14267 2009-04-17 Diego Novillo <dnovillo@google.com>
14269 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14270 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14271 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14272 (find_vars_r): ... here.
14273 * tree-flow.h (find_referenced_vars_in): Declare.
14274 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14275 that AVAIL_OUT exists for BLOCK.
14276 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14277 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14278 (tree-parloops.o): Likewise.
14280 2009-04-17 Simon Baldwin <simonb@google.com>
14282 * toplev.c (default_tree_printer): Add handling for %E format.
14284 2009-04-17 Diego Novillo <dnovillo@google.com>
14286 * tree-pretty-print.c (dump_generic_node): Add break after
14287 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14288 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14289 FUNCTION_TYPE together. Call print_struct_decl when printing
14290 structures and TDF_SLIM is not given.
14291 (print_struct_decl): Fix logic for detecting recursion.
14293 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14296 * gcc.c (create_at_file): New.
14297 (compile_input_file_p): New.
14298 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14299 * main.c (main): Update call to toplev_main.
14300 * toplev.c (toplev_main): Change signature. Call expandargv.
14301 * toplev.h (toplev_main): Change signature.
14303 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14305 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14306 if the latter is not constant.
14308 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14310 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14312 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14314 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14315 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14317 2009-04-17 Richard Guenther <rguenther@suse.de>
14319 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14320 Handle component references view-converting an invariant address.
14322 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14324 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14325 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14326 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14327 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14328 Use @deftypevr rather than @deftypevar.
14330 2009-04-17 Richard Guenther <rguenther@suse.de>
14332 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14333 (get_prop_source_stmt): Likewise.
14334 (can_propagate_from): Likewise.
14336 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14338 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14339 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14340 (--with-multilib-list): Add default value.
14341 * configure: Regenerate.
14342 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14343 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14344 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14345 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14346 Don't add default cpu to multilib list unnecessarily, but do enable
14347 the relevant compiler option..
14348 Add support for --with-multilib-list=<blank> and
14349 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14350 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14351 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14352 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14353 TM_MULTILIB_CONFIG.
14354 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14355 (MULTILIB_OSDIRNAMES): New variable.
14356 * config/sh/t-1e: Delete file.
14357 * config/sh/t-mlib-sh1: Delete file.
14358 * config/sh/t-mlib-sh2: Delete file.
14359 * config/sh/t-mlib-sh2a: Delete file.
14360 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14361 * config/sh/t-mlib-sh2a-single: Delete file.
14362 * config/sh/t-mlib-sh2a-single-only: Delete file.
14363 * config/sh/t-mlib-sh2e: Delete file.
14364 * config/sh/t-mlib-sh3e: Delete file.
14365 * config/sh/t-mlib-sh4: Delete file.
14366 * config/sh/t-mlib-sh4-nofpu: Delete file.
14367 * config/sh/t-mlib-sh4-single: Delete file.
14368 * config/sh/t-mlib-sh4-single-only: Delete file.
14369 * config/sh/t-mlib-sh4a: Delete file.
14370 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14371 * config/sh/t-mlib-sh4a-single: Delete file.
14372 * config/sh/t-mlib-sh4a-single-only: Delete file.
14373 * config/sh/t-mlib-sh4al: Delete file.
14374 * config/sh/t-mlib-sh5-32media: Delete file.
14375 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14376 * config/sh/t-mlib-sh5-64media: Delete file.
14377 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14378 * config/sh/t-mlib-sh5-compact: Delete file.
14379 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14380 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14381 * doc/install.texi (Options specification): Add
14382 --with-multilib-list and --with-endian.
14384 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14386 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14388 (OBJS-common): Add plugin-version.o.
14389 (plugin-version.o): New.
14390 * gcc-plugin.h (plugin_gcc_version): New.
14391 (plugin_default_version_check): New.
14392 (plugin_init_func, plugin_init): Add version argument.
14393 * plugin-version.c: New.
14394 * plugin.c (str_plugin_gcc_version_name): New.
14395 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14396 pass it to the init function.
14397 (plugin_default_version_check): New.
14399 2009-04-17 Richard Guenther <rguenther@suse.de>
14401 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14402 for decl-vs-decl disambiguation.
14404 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14406 * config/s390/s390.h (s390_tune_attr): New macro definition.
14407 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14409 2009-04-17 Richard Guenther <rguenther@suse.de>
14411 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14412 (fold_stmt_r): Likewise.
14413 (maybe_fold_reference): New function.
14414 (fold_gimple_assign): Handle cases fold_stmt_r did.
14415 (fold_stmt): Do not use fold_stmt_r.
14416 (fold_stmt_inplace): Likewise.
14418 2009-04-17 Richard Guenther <rguenther@suse.de>
14420 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14421 (record_equivalences_from_stmt): Remove useless checks and
14423 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14424 the type is already suitable.
14426 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14428 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14430 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14432 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14433 (CMPtype): Define as __gcc_CMPtype.
14435 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14437 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14438 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14440 2009-04-17 Richard Guenther <rguenther@suse.de>
14442 PR tree-optimization/39746
14443 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14444 special-casing for builtins and static variable use/def.
14445 (call_may_clobber_ref_p_1): Likewise.
14447 2009-04-16 Ian Lance Taylor <iant@google.com>
14449 * df.h: Include "timevar.h".
14450 (struct df_problem): Change tv_id field to timevar_id_t.
14451 * tree-pass.h: Include "timevar.h".
14452 (struct opt_pass): Change tv_id field to timevar_id_t.
14453 * timevar.h (timevar_id_t): Define TV_NONE.
14454 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14455 TV_NONE rather than tv_id != 0.
14456 (execute_one_pass): Likewise.
14457 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14458 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14459 dependencies to $(TREE_PASS_H).
14460 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14462 (pass_branch_target_load_optimize2): Likewise.
14463 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14464 (pass_outof_cfg_layout_mode): Likewise.
14465 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14466 (pass_rebuild_cgraph_edges): Likewise.
14467 (pass_remove_cgraph_callee_edges): Likewise.
14468 * df-core.c (pass_df_initialize_opt): Likewise.
14469 (pass_df_initialize_no_opt): Likewise.
14470 (pass_df_finish): Likewise.
14471 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14472 * except.c (pass_set_nothrow_function_flags): Likewise.
14473 (pass_convert_to_eh_region_ranges): Likewise.
14474 * final.c (pass_compute_alignments): Likewise.
14475 * function.c (pass_instantiate_virtual_regs): Likewise.
14476 (pass_init_function): Likewise.
14477 (pass_leaf_regs): Likewise.
14478 (pass_match_asm_constraints): Likewise.
14479 * gimple-low.c (pass_lower_cf): Likewise.
14480 (pass_mark_used_blocks): Likewise.
14481 * init-regs.c (pass_initialize_regs): Likewise.
14482 * integrate.c (pass_initial_value_sets): Likewise.
14483 * ira.c (pass_ira): Likewise.
14484 * jump.c (pass_cleanup_barriers): Likewise.
14485 * omp-low.c (pass_expand_omp): Likewise.
14486 (pass_lower_omp): Likewise.
14487 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14488 * recog.c (pass_split_all_insns): Likewise.
14489 (pass_split_after_reload): Likewise.
14490 (pass_split_before_regstack): Likewise.
14491 (pass_split_before_sched2): Likewise.
14492 (pass_split_for_shorten_branches): Likewise.
14493 * reginfo.c (pass_reginfo_init): Likewise.
14494 (pass_subregs_of_mode_init): Likewise.
14495 (pass_subregs_of_mode_finish): Likewise.
14496 * passes.c (pass_postreload): Likewise.
14497 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14498 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14499 (pass_warn_function_return): Likewise.
14500 (pass_warn_function_noreturn): Likewise.
14501 * tree-complex.c (pass_lower_complex): Likewise.
14502 (pass_lower_complex_O0): Likewise.
14503 * tree-if-conv.c (pass_if_conversion): Likewise.
14504 * tree-into-ssa.c (pass_build_ssa): Likewise.
14505 * tree-mudflap.c (pass_mudflap_1): Likewise.
14506 (pass_mudflap_2): Likewise.
14507 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14508 (pass_mudflap_2): Likewise.
14509 * tree-nrv.c (pass_return_slot): Likewise.
14510 * tree-object-size.c (pass_object_sizes): Likewise.
14511 * tree-optimize.c (pass_all_optimizations): Likewise.
14512 (pass_early_local_passes): Likewise.
14513 (pass_all_early_optimizations): Likewise.
14514 (pass_cleanup_cfg): Likewise.
14515 (pass_cleanup_cfg_post_optimizing): Likewise.
14516 (pass_free_datastructures): Likewise.
14517 (pass_free_cfg_annotations): Likewise.
14518 (pass_fixup_cfg): Likewise.
14519 (pass_init_datastructures): Likewise.
14520 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14521 (pass_late_warn_uninitialized): Likewise.
14522 (pass_update_address_taken): Likewise.
14523 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14524 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14525 (pass_cse_sincos): Likewise.
14526 (pass_convert_to_rsqrt): Likewise.
14527 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14528 * tree-stdarg.c (pass_stdarg): Likewise.
14529 * tree-tailcall.c (pass_tail_recursion): Likewise.
14530 (pass_tail_calls): Likewise.
14531 * tree-vect-generic.c (pass_lower_vector): Likewise.
14532 (pass_lower_vector_ssa): Likewise.
14533 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14535 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14537 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14539 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14541 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14542 logical and signext.
14544 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14547 * config/sh/predicates.md (arith_operand): Check if the operand
14548 of TRUNCATE is a REG.
14550 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14552 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14553 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14555 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14557 * tree-iterator.c (tsi_split_statement_list_after,
14558 tsi_split_statement_list_before): Remove.
14559 * tree-iterator.h: Remove the prototypes for
14560 tsi_split_statement_list_after and tsi_split_statement_list_before.
14562 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14564 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14565 * tree-ssa-propagate.h: Remove the prototype for
14566 stmt_makes_single_load.
14568 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14570 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14571 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14573 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14575 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14577 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14579 * except.c (eh_region_outer_p): Remove.
14580 * except.h: Remove the prototype for eh_region_outer_p.
14582 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14584 * function.c (current_function_assembler_name): Remove.
14585 * function.h: Remove the prototype for
14586 current_function_assembler_name.
14588 2009-04-16 Ian Lance Taylor <iant@google.com>
14590 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14591 (add_reg_note): Call alloc_reg_note.
14592 * rtl.h (alloc_reg_note): Declare.
14593 * combine.c (try_combine): Use alloc_reg_note.
14594 (recog_for_combine, move_deaths): Likewise.
14595 (distribute_notes): Use alloc_reg_note and add_reg_note.
14596 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14597 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14598 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14600 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14602 PR rtl-optimization/39762
14603 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14604 ira_may_move_out_cost): Add comments about way of their usage.
14605 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14607 * ira-conflicts.c (process_regs_for_copy): Use function
14608 ira_get_register_move_cost instead of global
14609 ira_register_move_cost.
14611 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14612 color_pass, move_spill_restore, update_curr_costs): Ditto.
14614 * ira-lives.c (process_single_reg_class_operands): Ditto.
14616 * ira-emit.c (emit_move_list): Ditto.
14618 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14619 (record_reg_classes): Ditto. Use functions
14620 ira_get_register_move_cost and ira_get_may_move_cost instead of
14621 global vars ira_register_move_cost, ira_may_move_out_cost and
14622 ira_may_move_in_cost.
14623 (record_address_regs): Don't call ira_init_register_move_cost.
14624 Use function ira_get_may_move_cost instead of global
14625 ira_may_move_in_cost.
14626 (process_bb_node_for_hard_reg_moves): Use function
14627 ira_get_register_move_cost instead of global ira_register_move_cost.
14628 (ira_costs): Don't call ira_init_register_move_cost.
14630 2009-04-16 Richard Guenther <rguenther@suse.de>
14632 * tree-cfg.c (verify_gimple_assign_binary):
14633 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14634 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14635 (create_general_new_stmt): Note that this function is broken.
14637 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14639 * common.opt (fhelp): Add Var(help_flag).
14640 * gcc-plugin.h (plugin_info): Add help.
14641 * plugin.c (plugin_name_args): Add help.
14642 (register_plugin_info): Set plugin->help.
14643 (print_help_one_plugin): New.
14644 (print_plugins_help): New.
14645 * plugin.h (print_plugins_help): New.
14646 * toplev.c (toplev_main): Call print_plugins_help if needed.
14648 2009-04-16 Richard Guenther <rguenther@suse.de>
14650 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14651 (gimple_ior_addresses_taken_1): New function.
14652 (gimple_ior_addresses_taken): Likewise.
14653 * gimple.h (struct gimple_statement_with_ops_base): Remove
14654 addresses_taken member.
14655 (gimple_ior_addresses_taken): Declare.
14656 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14657 gimple_set_addresses_taken): Remove.
14658 * ipa-reference.c (mark_address): New function.
14659 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14660 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14661 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14662 (gimple_add_to_addresses_taken): Remove.
14663 (get_tmr_operands): Call mark_address_taken.
14664 (get_asm_expr_operands): Likewise.
14665 (get_expr_operands): Likewise.
14666 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14667 (free_stmt_operands): Do not free it.
14668 * tree-ssa.c (delete_tree_ssa): Likewise.
14669 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14671 2009-04-16 Richard Guenther <rguenther@suse.de>
14673 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14674 (walk_stmt_load_store_ops): Likewise.
14675 * gimple.c (get_base_loadstore): New function.
14676 (walk_stmt_load_store_addr_ops): Likewise.
14677 (walk_stmt_load_store_ops): Likewise.
14678 * ipa-pure-const.c (check_op): Simplify.
14679 (check_load, check_store): New functions.
14680 (check_stmt): Use walk_stmt_load_store_ops.
14681 * ipa-reference.c (mark_load): Adjust signature.
14682 (mark_store): Likewise.
14683 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14685 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14687 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14688 (plugin_info): New.
14689 * opts.c (common_handle_option): Don't call print_version.
14690 * plugin.c (plugin_name_args): Add version.
14691 (register_plugin_info): New.
14692 (register_callback): Handle PLUGIN_INFO.
14693 (try_init_one_plugin): New.
14694 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14696 (finalize_one_plugin): New.
14697 (finalize_plugins): New.
14698 (print_one_plugin): New.
14699 (print_plugins_versions): New.
14700 * plugin.h (print_plugins_versions): New.
14701 (finalize_plugins): New.
14702 * toplev.c (compile_file): Don't call initialize_plugins.
14703 (print_version): Call print_plugins_versions.
14704 (toplev_main): Call initialize_plugins. Print version if needed.
14705 Call finalize_plugins.
14707 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14709 * common.opt (fversion): New.
14710 * gcc.c (print_version): New.
14711 (process_command): Don't print the version. Just set print_version.
14712 (main): Print version. Call subprocesses if print_version and
14713 verbose_flag are set.
14714 * opts.c (common_handle_option): Handle OPT_fversion.
14716 2009-04-16 Richard Guenther <rguenther@suse.de>
14717 Ira Rosen <irar@il.ibm.com>
14719 PR tree-optimization/39698
14720 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14721 type of the reduction variable. Only generate the def if
14724 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14725 make sure to first convert to an integer of the same precision.
14726 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14727 the type of the evolution correctly in computing the new
14728 induction variable base.
14730 2009-04-16 Richard Guenther <rguenther@suse.de>
14732 PR middle-end/39625
14733 * tree-cfg.c (make_blocks): Split statements with to-be
14734 abnormal SSA names on the lhs.
14736 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14738 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14739 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14740 * c-typeck.c (really_start_incremental_init): Likewise.
14741 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14742 (TARGET_INITIALIZER): Remove it.
14743 * target.h (struct target): Remove vector_opaque_p.
14744 * tree.c (build_opaque_vector_type): New.
14745 * tree.h (TYPE_VECTOR_OPAQUE): New.
14746 (build_opaque_vector_type): Declare.
14747 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14748 * config/rs6000/rs6000.c (build_opaque_vector_type,
14749 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14750 (rs6000_init_builtins): Use build_opaque_vector_type for
14751 opaque_V4SI_type_node.
14753 2009-04-15 Catherine Moore <clm@codesourcery.com>
14755 * debug.h (set_name): Declare.
14756 * dwarf2out.c (dwarf2out_set_name): Declare.
14757 (dwarf2_debug_hooks): Add set_name.
14758 (find_AT_string): New.
14759 (add_AT_string): Call find_AT_string.
14760 (dwarf2out_set_name): New.
14761 * cp/decl.c (grokdeclarator): Call set_name.
14762 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14763 * debug.c (do_nothing_debug_hooks): Likewise.
14764 * dbxout.c (dbx_debug_hooks): Likewise.
14765 * sdbout.c (sdb_debug_hooks): Likewise.
14767 2009-04-15 Michael Eager <eager@eagercon.com>
14769 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14770 reg for single-precision FPU.
14771 * config/rs6000/rs6000.md (movsi_internal1): Only for
14772 !TARGET_SINGLE_FPU.
14773 (movsi_internal1_single): New. Add pattern to move SI values to/from
14774 single-precision FP regs.
14776 2009-04-15 Richard Guenther <rguenther@suse.de>
14778 * omp-low.c (lower_rec_input_clauses): Build correct address
14780 (expand_omp_for_generic): Fix multiplication type.
14781 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14782 (generate_memset_zero): Fix types.
14783 * tree-profile.c (prepare_instrumented_value): Correctly
14786 2009-04-15 Ian Lance Taylor <iant@google.com>
14788 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14789 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14790 for -Wall and for -Wc++-compat.
14791 (c_common_post_options): For C++, set warn_enum_compare if not
14793 * c-tree.h (struct c_expr): Add field original_type.
14794 (build_external_ref): Update declaration.
14795 * c-parser.c (c_parser_braced_init): Set original_type.
14796 (c_parser_initelt): Likewise.
14797 (c_parser_expr_no_commas): Likewise.
14798 (c_parser_conditional_expression): Likewise.
14799 (c_parser_cast_expression): Likewise.
14800 (c_parser_unary_expression): Likewise. Pull setting of
14801 original_code to top of function.
14802 (c_parser_sizeof_expression): Set original_type.
14803 (c_parser_alignof_expression): Likewise.
14804 (c_parser_postfix_expression): Likewise. Pull setting of
14805 original_code to top of function.
14806 (c_parser_postfix_expression_after_paren_type): Set original_type.
14807 (c_parser_postfix_expression_after_primary): Likewise.
14808 (c_parser_expression): Likewise.
14809 * c-typeck.c (build_external_ref): Add type parameter. Change all
14811 (c_expr_sizeof_expr): Set original_type field.
14812 (parser_build_unary_op): Likewise.
14813 (parser_build_binary_op): Likewise. Optionally warn about
14814 comparisons of enums of different types.
14815 (digest_init): Set original_type field.
14816 (really_start_incremental_init): Likewise.
14817 (push_init_level, pop_init_level): Likewise.
14818 * doc/invoke.texi (Warning Options): -Wenum-compare now
14821 2009-04-15 Richard Guenther <rguenther@suse.de>
14823 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14824 out a necessary conversion.
14825 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14826 names we didn't value number.
14827 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14829 2009-04-15 Richard Guenther <rguenther@suse.de>
14831 PR tree-optimization/39764
14832 * tree-ssa-ccp.c (get_value): Canonicalize value with
14833 canonicalize_float_value.
14835 2009-04-15 Jan Hubicka <jh@suse.cz>
14837 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14838 Wrong version of patch.
14840 2009-04-15 Jan Hubicka <jh@suse.cz>
14842 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14844 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14846 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14847 our distinct integral and vector types.
14849 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14851 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14852 * init.c (build_vtbl_address): Remove call to assemble_external.
14854 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14856 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14857 output for other floating point modes.
14859 2009-04-14 Diego Novillo <dnovillo@google.com>
14861 * diagnostic.c (diagnostic_report_diagnostic): Do not
14862 warn about loaded plugins for DK_ERROR and DK_WARNING.
14863 * c-decl.c (declspecs_add_type): Move call to
14864 invoke_plugin_callbacks ...
14865 * c-parser.c (c_parser_declspecs): ... here.
14866 * plugin.c (dump_active_plugins): Tidy output.
14868 2009-04-14 Diego Novillo <dnovillo@google.com>
14869 Le-Chun Wu <lcwu@google.com>
14871 * configure.ac: Add --enable-plugin support.
14872 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14873 * Makefile.in (PLUGIN_H): Define.
14874 Export ENABLE_PLUGIN and GMPINC to site.exp.
14875 Add PLUGINLIBS to link command.
14876 Add/modify dependencies for plugin.o and files including plugin.h.
14878 * config.in: Regenerate.
14880 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14883 2009-04-14 Le-Chun Wu <lcwu@google.com>
14885 * tree-pass.h (register_one_dump_file): Add a prototype for
14886 register_one_dump_file.
14887 * toplev.c (compile_file): Call initialize_plugins.
14888 (do_compile): Call invoke_plugin_callbacks.
14889 (toplev_main): Call invoke_plugin_callbacks.
14890 * common.opt: Add -fplugin= and -fplugin-arg-.
14891 * gcc-plugin.h: New public header file for plugins to include.
14892 * plugin.c: New source file.
14893 * plugin.h: New internal header file.
14894 * passes.c (register_one_dump_file): Make it external.
14896 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14898 2009-04-14 Diego Novillo <dnovillo@google.com>
14900 * doc/plugins.texi: New.
14901 * doc/gccint.texi: Add reference to Plugins chapter.
14902 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14903 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14904 loaded plugins, if any.
14905 * timevar.def (TV_PLUGIN_INIT): Define.
14906 (TV_PLUGIN_RUN): Define.
14907 * plugin.c: Include timevar.h
14908 (plugins_active_p): New.
14909 (dump_active_plugins): New.
14910 (debug_active_plugins): New.
14912 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14914 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14916 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14918 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14920 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14921 the same as a minus without a shift.
14923 2009-04-14 Nick Clifton <nickc@redhat.com>
14925 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14926 comparisons with small integers will always produce a short
14929 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14932 2008-12-19 Diego Novillo <dnovillo@google.com>
14934 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14936 2009-04-14 Richard Guenther <rguenther@suse.de>
14938 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14940 (verify_gimple_assign_binary): Likewise. Handle shifts and
14942 (verify_gimple_phi): Print the mismatched argument position.
14943 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14945 (vect_update_init_of_dr): Likewise.
14946 * matrix-reorg.c (transform_access_sites): Do what the
14948 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14950 2009-04-13 Michael Eager <eager@eagercon.com>
14952 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14953 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14954 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14955 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14956 remove duplicate config
14958 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14960 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14961 file_name:line_number type locator of the call site.
14963 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14965 * genautomata.c: Put blank after comma.
14966 (automaton_decls): New.
14967 (struct unit_usage): Add comments to member next.
14968 (store_alt_unit_usage): Keep the list ordered.
14969 (unit_present_on_list_p, equal_alternatives_p): New.
14970 (check_regexp_units_distribution): Check units distribution
14971 correctness correctly.
14972 (main): Don't write automata if error is found. Return correct
14975 * config/m68k/cf.md (cfv4_ds): Remove.
14976 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14977 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14979 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14980 power4-load-ext, power4-store, power4-store-update,
14981 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14982 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14983 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14984 power4-sqrt, power4-isync): Modify reservation to make correct
14985 unit distribution to automata.
14987 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14988 power5-store-update, power5-two, power5-three, power5-lmul,
14989 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14991 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14993 * except.c (pass_set_nothrow_function_flags): Set name and add
14995 (set_nothrow_function_flags): Mention in the dump file when
14996 changing a function to nothrow.
14998 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
15001 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
15002 instead of unsigned long.
15004 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15006 * config/arm/arm.c (return_used_this_function): Remove.
15007 (arm_output_function_prologue): Remove use of
15008 return_used_this_function.
15009 (output_return_instruction): Replace use of
15010 return_used_this_function
15011 by cfun->machine->return_used_this_function.
15012 (arm_output_epilogue): Likewise.
15013 (arm_output_function_epilogue): Likewise.
15014 (thumb_unexpanded_epilogue): Likewise.
15015 * config/arm/arm.h (struct machine_function):
15016 New member return_used_this_function.
15018 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15020 * doc/install.texi: Correct description of default directory for
15021 --with-gxx-include-dir.
15023 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15025 * fold-const.c (build_range_check): Properly deal with enumeral and
15026 boolean base types.
15028 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15030 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15031 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15032 * params.h (MAX_GCSE_PASSES): Remove.
15033 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15034 in sequence. Remove ability to run multiple passes.
15035 (bypass_jumps): Report run as third CPROP pass.
15037 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15039 PR middle-end/39651
15040 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15041 when deciding whether the whole SEQUENCE can throw.
15043 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15046 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15047 offseted label references.
15049 2009-04-11 Jan Hubicka <jh@suse.cz>
15051 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15053 2009-04-11 Richard Guenther <rguenther@suse.de>
15055 PR middle-end/39732
15056 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15057 return variables as TREE_ADDRESSABLE.
15059 2009-04-11 Richard Guenther <rguenther@suse.de>
15061 PR tree-optimization/39713
15062 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15063 reference trees have SSA_NAME operands.
15065 2009-04-11 Richard Guenther <rguenther@suse.de>
15068 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15069 address expressions.
15071 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15073 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15074 match changes in Cygwin 1.7
15075 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15076 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15078 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15080 PR tree-optimization/39701
15081 * doc/invoke.texi (Optimization Options): Document change in
15082 meaning and initialization of -fdelete-null-pointer-checks.
15084 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15086 PR middle-end/39701
15087 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15089 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15092 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15094 2009-04-10 Chao-ying Fu <fu@mips.com>
15096 * doc/tm.texi (Instruction Output): Document
15097 TARGET_ASM_FINAL_POSTSCAN_INSN.
15098 * target.h (final_postscan_insn): New field in asm_out.
15099 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15100 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15101 * final.c (final_scan_insn): Call
15102 targetm.asm_out.final_postscan_insn after outputting
15103 an asm macro and a normal instruction.
15105 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15106 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15107 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15108 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15109 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15111 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15113 PR middle-end/39701
15114 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15115 variables as non-NULL even with -fdelete-null-pointer-checks.
15117 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15119 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15121 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15124 * config/i386/i386.c (classify_argument): Handle SCmode with
15125 (bit_offset % 64) != 0.
15127 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15129 * doc/invoke.texi (Optimize Options): Add cross-reference to
15130 -Q --help=optimizers examples.
15132 2009-04-10 Ben Elliston <bje@au.ibm.com>
15135 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15136 regalign for the reg == fpr and TDmode case.
15138 2009-04-09 David Ayers <ayers@fsfe.org>
15141 * objc/objc-act.c (warn_with_method): Remove helper function.
15142 (check_duplicates): Call warning and inform directly.
15143 (really_start_method): Likewise.
15145 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15147 * expmed.c (expand_divmod): Always use a comparison for a division
15148 by a large unsigned integer.
15150 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15151 for things others than variables or functions as nonzero.
15153 2009-04-09 Nick Clifton <nickc@redhat.com>
15155 * unwind-compat.c: Change copyright header to refer to version
15156 3 of the GNU General Public License with version 3.1 of the
15157 GCC Runtime Library Exception and to point readers at the
15158 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15159 * config/alpha/crtfastmath.c: Likewise.
15160 * config/alpha/linux-unwind.h: Likewise.
15161 * config/alpha/qrnnd.asm: Likewise.
15162 * config/alpha/vms-crt0-64.c: Likewise.
15163 * config/alpha/vms-crt0.c: Likewise.
15164 * config/alpha/vms-dwarf2.asm: Likewise.
15165 * config/alpha/vms-dwarf2eh.asm: Likewise.
15166 * config/alpha/vms-psxcrt0-64.c: Likewise.
15167 * config/alpha/vms-psxcrt0.c: Likewise.
15168 * config/alpha/vms_tramp.asm: Likewise.
15169 * config/arc/initfini.c: Likewise.
15170 * config/arc/lib1funcs.asm: Likewise.
15171 * config/arm/bpabi-v6m.S: Likewise.
15172 * config/arm/bpabi.S: Likewise.
15173 * config/arm/bpabi.c: Likewise.
15174 * config/arm/crti.asm: Likewise.
15175 * config/arm/crtn.asm: Likewise.
15176 * config/arm/ieee754-df.S: Likewise.
15177 * config/arm/ieee754-sf.S: Likewise.
15178 * config/arm/lib1funcs.asm: Likewise.
15179 * config/arm/libunwind.S: Likewise.
15180 * config/arm/linux-atomic.c: Likewise.
15181 * config/arm/mmintrin.h: Likewise.
15182 * config/arm/pr-support.c: Likewise.
15183 * config/arm/unaligned-funcs.c: Likewise.
15184 * config/arm/unwind-arm.c: Likewise.
15185 * config/arm/unwind-arm.h: Likewise.
15186 * config/avr/libgcc.S: Likewise.
15187 * config/bfin/crti.s: Likewise.
15188 * config/bfin/crtlibid.s: Likewise.
15189 * config/bfin/crtn.s: Likewise.
15190 * config/bfin/lib1funcs.asm: Likewise.
15191 * config/bfin/linux-unwind.h: Likewise.
15192 * config/cris/arit.c: Likewise.
15193 * config/cris/cris_abi_symbol.c: Likewise.
15194 * config/darwin-64.c: Likewise.
15195 * config/darwin-crt2.c: Likewise.
15196 * config/darwin-crt3.c: Likewise.
15197 * config/darwin.h: Likewise.
15198 * config/dbxelf.h: Likewise.
15199 * config/dfp-bit.c: Likewise.
15200 * config/dfp-bit.h: Likewise.
15201 * config/elfos.h: Likewise.
15202 * config/fixed-bit.c: Likewise.
15203 * config/fixed-bit.h: Likewise.
15204 * config/fp-bit.c: Likewise.
15205 * config/fp-bit.h: Likewise.
15206 * config/fr30/crti.asm: Likewise.
15207 * config/fr30/crtn.asm: Likewise.
15208 * config/fr30/lib1funcs.asm: Likewise.
15209 * config/freebsd-spec.h: Likewise.
15210 * config/frv/cmovd.c: Likewise.
15211 * config/frv/cmovh.c: Likewise.
15212 * config/frv/cmovw.c: Likewise.
15213 * config/frv/frvbegin.c: Likewise.
15214 * config/frv/frvend.c: Likewise.
15215 * config/frv/lib1funcs.asm: Likewise.
15216 * config/glibc-stdint.h: Likewise.
15217 * config/h8300/clzhi2.c: Likewise.
15218 * config/h8300/crti.asm: Likewise.
15219 * config/h8300/crtn.asm: Likewise.
15220 * config/h8300/ctzhi2.c: Likewise.
15221 * config/h8300/fixunssfsi.c: Likewise.
15222 * config/h8300/lib1funcs.asm: Likewise.
15223 * config/h8300/parityhi2.c: Likewise.
15224 * config/h8300/popcounthi2.c: Likewise.
15225 * config/i386/ammintrin.h: Likewise.
15226 * config/i386/att.h: Likewise.
15227 * config/i386/avxintrin.h: Likewise.
15228 * config/i386/biarch64.h: Likewise.
15229 * config/i386/bmmintrin.h: Likewise.
15230 * config/i386/cpuid.h: Likewise.
15231 * config/i386/cross-stdarg.h: Likewise.
15232 * config/i386/crtfastmath.c: Likewise.
15233 * config/i386/crtprec.c: Likewise.
15234 * config/i386/cygming-crtbegin.c: Likewise.
15235 * config/i386/cygming-crtend.c: Likewise.
15236 * config/i386/cygwin.asm: Likewise.
15237 * config/i386/emmintrin.h: Likewise.
15238 * config/i386/gmm_malloc.h: Likewise.
15239 * config/i386/gthr-win32.c: Likewise.
15240 * config/i386/i386.h: Likewise.
15241 * config/i386/immintrin.h: Likewise.
15242 * config/i386/linux-unwind.h: Likewise.
15243 * config/i386/linux64.h: Likewise.
15244 * config/i386/mm3dnow.h: Likewise.
15245 * config/i386/mmintrin-common.h: Likewise.
15246 * config/i386/mmintrin.h: Likewise.
15247 * config/i386/nmmintrin.h: Likewise.
15248 * config/i386/pmm_malloc.h: Likewise.
15249 * config/i386/pmmintrin.h: Likewise.
15250 * config/i386/smmintrin.h: Likewise.
15251 * config/i386/sol2-c1.asm: Likewise.
15252 * config/i386/sol2-ci.asm: Likewise.
15253 * config/i386/sol2-cn.asm: Likewise.
15254 * config/i386/sol2-gc1.asm: Likewise.
15255 * config/i386/tmmintrin.h: Likewise.
15256 * config/i386/unix.h: Likewise.
15257 * config/i386/w32-unwind.h: Likewise.
15258 * config/i386/wmmintrin.h: Likewise.
15259 * config/i386/x86-64.h: Likewise.
15260 * config/i386/x86intrin.h: Likewise.
15261 * config/i386/xmmintrin.h: Likewise.
15262 * config/ia64/crtbegin.asm: Likewise.
15263 * config/ia64/crtend.asm: Likewise.
15264 * config/ia64/crtfastmath.c: Likewise.
15265 * config/ia64/crti.asm: Likewise.
15266 * config/ia64/crtn.asm: Likewise.
15267 * config/ia64/fde-glibc.c: Likewise.
15268 * config/ia64/lib1funcs.asm: Likewise.
15269 * config/ia64/linux-unwind.h: Likewise.
15270 * config/ia64/quadlib.c: Likewise.
15271 * config/ia64/unwind-ia64.c: Likewise.
15272 * config/linux.h: Likewise.
15273 * config/m32c/m32c-lib1.S: Likewise.
15274 * config/m32c/m32c-lib2-trapv.c: Likewise.
15275 * config/m32c/m32c-lib2.c: Likewise.
15276 * config/m32r/initfini.c: Likewise.
15277 * config/m68hc11/larith.asm: Likewise.
15278 * config/m68hc11/m68hc11-crt0.S: Likewise.
15279 * config/m68k/cf.md: Likewise.
15280 * config/m68k/crti.s: Likewise.
15281 * config/m68k/crtn.s: Likewise.
15282 * config/m68k/lb1sf68.asm: Likewise.
15283 * config/m68k/linux-unwind.h: Likewise.
15284 * config/mcore/crti.asm: Likewise.
15285 * config/mcore/crtn.asm: Likewise.
15286 * config/mcore/lib1.asm: Likewise.
15287 * config/mips/linux-unwind.h: Likewise.
15288 * config/mips/loongson.h: Likewise.
15289 * config/mips/mips16.S: Likewise.
15290 * config/mmix/crti.asm: Likewise.
15291 * config/mmix/crtn.asm: Likewise.
15292 * config/pa/fptr.c: Likewise.
15293 * config/pa/hpux-unwind.h: Likewise.
15294 * config/pa/lib2funcs.asm: Likewise.
15295 * config/pa/linux-atomic.c: Likewise.
15296 * config/pa/linux-unwind.h: Likewise.
15297 * config/pa/milli64.S: Likewise.
15298 * config/pa/quadlib.c: Likewise.
15299 * config/pa/stublib.c: Likewise.
15300 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15301 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15302 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15303 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15304 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15305 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15306 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15307 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15308 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15309 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15310 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15311 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15312 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15313 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15314 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15315 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15316 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15317 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15318 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15319 * config/rs6000/750cl.h: Likewise.
15320 * config/rs6000/altivec.h: Likewise.
15321 * config/rs6000/biarch64.h: Likewise.
15322 * config/rs6000/crtresfpr.asm: Likewise.
15323 * config/rs6000/crtresgpr.asm: Likewise.
15324 * config/rs6000/crtresxfpr.asm: Likewise.
15325 * config/rs6000/crtresxgpr.asm: Likewise.
15326 * config/rs6000/crtsavfpr.asm: Likewise.
15327 * config/rs6000/crtsavgpr.asm: Likewise.
15328 * config/rs6000/darwin-asm.h: Likewise.
15329 * config/rs6000/darwin-fallback.c: Likewise.
15330 * config/rs6000/darwin-fpsave.asm: Likewise.
15331 * config/rs6000/darwin-ldouble.c: Likewise.
15332 * config/rs6000/darwin-tramp.asm: Likewise.
15333 * config/rs6000/darwin-unwind.h: Likewise.
15334 * config/rs6000/darwin-vecsave.asm: Likewise.
15335 * config/rs6000/darwin-world.asm: Likewise.
15336 * config/rs6000/e500crtres32gpr.asm: Likewise.
15337 * config/rs6000/e500crtres64gpr.asm: Likewise.
15338 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15339 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15340 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15341 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15342 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15343 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15344 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15345 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15346 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15347 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15348 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15349 * config/rs6000/eabi-ci.asm: Likewise.
15350 * config/rs6000/eabi-cn.asm: Likewise.
15351 * config/rs6000/eabi.asm: Likewise.
15352 * config/rs6000/linux-unwind.h: Likewise.
15353 * config/rs6000/linux64.h: Likewise.
15354 * config/rs6000/paired.h: Likewise.
15355 * config/rs6000/paired.md: Likewise.
15356 * config/rs6000/ppc64-fp.c: Likewise.
15357 * config/rs6000/ppu_intrinsics.h: Likewise.
15358 * config/rs6000/rs6000.h: Likewise.
15359 * config/rs6000/si2vmx.h: Likewise.
15360 * config/rs6000/sol-ci.asm: Likewise.
15361 * config/rs6000/sol-cn.asm: Likewise.
15362 * config/rs6000/spe.h: Likewise.
15363 * config/rs6000/spu2vmx.h: Likewise.
15364 * config/rs6000/sysv4.h: Likewise.
15365 * config/rs6000/tramp.asm: Likewise.
15366 * config/rs6000/vec_types.h: Likewise.
15367 * config/s390/linux-unwind.h: Likewise.
15368 * config/s390/tpf-unwind.h: Likewise.
15369 * config/score/crti.asm: Likewise.
15370 * config/score/crtn.asm: Likewise.
15371 * config/sh/crt1.asm: Likewise.
15372 * config/sh/crti.asm: Likewise.
15373 * config/sh/crtn.asm: Likewise.
15374 * config/sh/divtab-sh4-300.c: Likewise.
15375 * config/sh/divtab-sh4.c: Likewise.
15376 * config/sh/divtab.c: Likewise.
15377 * config/sh/lib1funcs-4-300.asm: Likewise.
15378 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15379 * config/sh/lib1funcs.asm: Likewise.
15380 * config/sh/lib1funcs.h: Likewise.
15381 * config/sh/linux-atomic.asm: Likewise.
15382 * config/sh/linux-unwind.h: Likewise.
15383 * config/sh/shmedia.h: Likewise.
15384 * config/sh/sshmedia.h: Likewise.
15385 * config/sh/ushmedia.h: Likewise.
15386 * config/sparc/crtfastmath.c: Likewise.
15387 * config/sparc/linux-unwind.h: Likewise.
15388 * config/sparc/sol2-c1.asm: Likewise.
15389 * config/sparc/sol2-ci.asm: Likewise.
15390 * config/sparc/sol2-cn.asm: Likewise.
15391 * config/spu/divmodti4.c: Likewise.
15392 * config/spu/divv2df3.c: Likewise.
15393 * config/spu/float_disf.c: Likewise.
15394 * config/spu/float_unsdidf.c: Likewise.
15395 * config/spu/float_unsdisf.c: Likewise.
15396 * config/spu/float_unssidf.c: Likewise.
15397 * config/spu/mfc_multi_tag_release.c: Likewise.
15398 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15399 * config/spu/mfc_tag_release.c: Likewise.
15400 * config/spu/mfc_tag_reserve.c: Likewise.
15401 * config/spu/mfc_tag_table.c: Likewise.
15402 * config/spu/multi3.c: Likewise.
15403 * config/spu/spu_internals.h: Likewise.
15404 * config/spu/spu_intrinsics.h: Likewise.
15405 * config/spu/spu_mfcio.h: Likewise.
15406 * config/spu/vec_types.h: Likewise.
15407 * config/spu/vmx2spu.h: Likewise.
15408 * config/stormy16/stormy16-lib2.c: Likewise.
15409 * config/svr4.h: Likewise.
15410 * config/sync.c: Likewise.
15411 * config/v850/lib1funcs.asm: Likewise.
15412 * config/vxlib-tls.c: Likewise.
15413 * config/vxlib.c: Likewise.
15414 * config/vxworks-dummy.h: Likewise.
15415 * config/xtensa/crti.asm: Likewise.
15416 * config/xtensa/crtn.asm: Likewise.
15417 * config/xtensa/ieee754-df.S: Likewise.
15418 * config/xtensa/ieee754-sf.S: Likewise.
15419 * config/xtensa/lib1funcs.asm: Likewise.
15420 * config/xtensa/lib2funcs.S: Likewise.
15421 * config/xtensa/linux-unwind.h: Likewise.
15422 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15423 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15424 * coretypes.h: Likewise.
15425 * crtstuff.c: Likewise.
15426 * defaults.h: Likewise.
15427 * dwarf2.h: Likewise.
15428 * emutls.c: Likewise.
15429 * gbl-ctors.h: Likewise.
15430 * gcov-io.h: Likewise.
15431 * ginclude/float.h: Likewise.
15432 * ginclude/iso646.h: Likewise.
15433 * ginclude/stdarg.h: Likewise.
15434 * ginclude/stdbool.h: Likewise.
15435 * ginclude/stddef.h: Likewise.
15436 * ginclude/stdfix.h: Likewise.
15437 * ginclude/stdint-gcc.h: Likewise.
15438 * ginclude/tgmath.h: Likewise.
15439 * gthr-aix.h: Likewise.
15440 * gthr-dce.h: Likewise.
15441 * gthr-gnat.c: Likewise.
15442 * gthr-gnat.h: Likewise.
15443 * gthr-lynx.h: Likewise.
15444 * gthr-mipssde.h: Likewise.
15445 * gthr-nks.h: Likewise.
15446 * gthr-posix.c: Likewise.
15447 * gthr-posix.h: Likewise.
15448 * gthr-posix95.h: Likewise.
15449 * gthr-rtems.h: Likewise.
15450 * gthr-single.h: Likewise.
15451 * gthr-solaris.h: Likewise.
15452 * gthr-tpf.h: Likewise.
15453 * gthr-vxworks.h: Likewise.
15454 * gthr-win32.h: Likewise.
15455 * gthr.h: Likewise.
15456 * libgcc2.c: Likewise.
15457 * libgcc2.h: Likewise.
15458 * libgcov.c: Likewise.
15459 * tsystem.h: Likewise.
15460 * typeclass.h: Likewise.
15461 * unwind-c.c: Likewise.
15462 * unwind-compat.h: Likewise.
15463 * unwind-dw2-fde-compat.c: Likewise.
15464 * unwind-dw2-fde-darwin.c: Likewise.
15465 * unwind-dw2-fde-glibc.c: Likewise.
15466 * unwind-dw2-fde.c: Likewise.
15467 * unwind-dw2-fde.h: Likewise.
15468 * unwind-dw2.c: Likewise.
15469 * unwind-dw2.h: Likewise.
15470 * unwind-generic.h: Likewise.
15471 * unwind-pe.h: Likewise.
15472 * unwind-sjlj.c: Likewise.
15473 * unwind.inc: Likewise.
15474 * config/arm/neon-gen.ml: Change generated copyright header to
15475 refer to version 3 of the GNU General Public License with
15476 version 3.1 of the GCC Runtime Library Exception and to point
15477 readers at the COPYING3 and COPYING3.RUNTIME files and the
15478 FSF's license web page.
15479 * config/arm/arm_neon.h: Regenerate.
15481 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15483 * config/cris/cris.md: Change copyright header to refer to version
15484 3 of the GNU General Public License.
15485 * doc/install.texi2html: Change copyright header to refer to version
15486 3 of the GNU General Public License and to point readers at the
15487 COPYING3 file and the FSF's license web page.
15488 * config/vax/linux.h: Likewise.
15490 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15492 * config/i386/i386.md (cmpcc): New.
15493 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15494 (sync_compare_and_swap_cc*): Delete.
15496 * config/s390/s390.c (s390_compare_emitted): Remove.
15497 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15498 s390_compare_emitted used to be handled. Assert that modes match.
15499 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15500 refer to sync_compare_and_swap_ccsi.
15501 * config/s390/s390.h (s390_compare_emitted): Remove.
15502 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15503 instead of s390_compare_emitted.
15504 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15505 instead of s390_compare_emitted.
15506 * config/s390/s390.md (cmpcc): New.
15507 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15508 CC_REGNUM, do not pretend it's set.
15509 (sync_compare_and_swap_cc*): Delete.
15510 * config/s390/predicates.md (cc_reg_operand): New.
15512 * expr.c (sync_compare_and_swap_cc): Delete.
15513 * optabs.h (sync_compare_and_swap_cc): Delete.
15514 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15515 is being used with can_compare_p.
15516 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15517 (find_cc_set): New.
15518 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15519 look for a MODE_CC set instead. Use emit_store_flag.
15520 (expand_compare_and_swap_loop): Likewise, with some additional
15521 complication to avoid a force_reg when useless. Use
15522 emit_cmp_and_jump_insns.
15523 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15524 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15525 sync_compare_and_swap documentation.
15527 2009-04-09 Jan Hubicka <jh@suse.cz>
15529 * except.c (find_prev_try): Break out from ....
15530 (duplicate_eh_regions): ... here; properly update prev_try pointers
15531 when duplication part of tree.
15532 (dump_eh_tree): Improve dumping.
15533 (verify_eh_region): New.
15534 (verify_eh_tree): Use it.
15536 2009-04-06 Richard Guenther <rguenther@suse.de>
15538 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15539 &ARRAY addresses by adjusting their types and prepending
15541 * tree-cfg.c (verify_gimple_assign_single): Verify that
15542 addresses are correct.
15544 2009-04-09 Richard Guenther <rguenther@suse.de>
15546 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15547 indices into an array reference if possible.
15548 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15549 Fold POINTER_PLUS_EXPR statements with invariant address.
15551 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15554 * config.gcc (powerpc64-*-linux*): Always build biarch.
15556 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15559 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15560 it and pedwarn if this results in an INTEGER_CST.
15562 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15564 * doc/install.texi: Update minimum GMP version. Remove obsolete
15565 text in MPFR section.
15567 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15569 * dwarf2out.c (class_scope_p): New static inline.
15570 (class_or_namespace_scope_p): Use it.
15571 (gen_variable_die): Use DW_TAG_member tag for static data member
15572 declarations instead of DW_TAG_variable.
15574 PR middle-end/39573
15575 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15578 2009-04-08 Richard Guenther <rguenther@suse.de>
15580 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15581 valueize random data.
15583 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15585 * config.gcc (aix tm_file): Add aix-stdint.h.
15586 (aix tm clause use_gcc_stdint): Set to wrap.
15587 * config/rs6000/aix-stdint.h: New file.
15589 2009-04-08 Richard Guenther <rguenther@suse.de>
15591 PR middle-end/36291
15592 * tree-dfa.c (add_referenced_var): Do not recurse into
15593 global initializers.
15594 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15596 (fold_const_aggregate_ref): Likewise.
15598 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15600 * recog.c (ordered_comparison_operator): New.
15601 * gensupport.c (std_preds): Add it.
15602 * doc/md.texi (Machine-Independent Predicates): Document it.
15604 2009-04-08 Jan Hubicka <jh@suse.cz>
15606 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15607 * function.h (rtl_eh): Remove exception_handler_label_map.
15608 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15609 remove_exception_handler_label, for_each_eh_label_1): Remove.
15610 (rtl_remove_unreachable_regions): Remove.
15611 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15612 (find_exception_handler_labels): Don't build the hashtable.
15613 (maybe_remove_eh_handler): Remove.
15614 (for_each_eh_label): Rewrite to walk the tree.
15615 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15616 * except.h (maybe_remove_eh_handler): Remove.
15617 * passes.c (init_optimization_passes): Schedule second EH cleanup
15619 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15620 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15622 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15624 * genoutput.c (validate_optab_operands): New.
15625 (gen_insn, gen_expand): Call it.
15627 * genflags.c (gen_insn): Detect misused iterators.
15628 (main): Pass line_no to gen_insn, exit with status 1 on error.
15630 * genextract.c (line_no): Make global.
15631 (VEC_safe_set_locstr): Change assertion to error message.
15632 (main): Exit with status 1 on error.
15634 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15638 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15639 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15640 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15641 * c-convert.c (convert): Do not call fold on results of conversion
15642 functions when the result is a C_MAYBE_CONST_EXPR.
15643 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15644 of __builtin_choose_expr.
15645 * c-typeck.c (remove_c_maybe_const_expr): New.
15646 (build_unary_op, build_conditional_expr, build_compound_expr,
15647 build_binary_op, c_objc_common_truthvalue_conversion): Call
15648 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15651 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15653 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15654 CODE to produce a new one. Add a prototype to use fold_convert_const
15656 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15659 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15660 mix declarations and code.
15662 2009-04-08 Ben Elliston <bje@au.ibm.com>
15664 * gcc.c: Replace `CC' with `GCC' throughout.
15666 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15668 * doc/invoke.texi: Document Atom support.
15670 2009-04-07 Jason Merrill <jason@redhat.com>
15673 * c-common.h, c-common.c: Add flag_pretty_templates.
15674 * c-opts.c (c_common_handle_option): Set it.
15675 * c.opt: Add -fno-pretty-templates.
15676 * doc/invoke.texi (C++ Dialect Options): Likewise.
15678 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15680 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15681 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15682 (ia64_expand_builtin): Likewise.
15684 2009-04-07 Martin Jambor <mjambor@suse.cz>
15686 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15687 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15688 ADDR_EXPRS are include too.
15690 2009-04-07 Richard Guenther <rguenther@suse.de>
15692 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15693 decls are only used if passes as parameters or if they are
15694 local statics and the call is not to a builtin.
15695 (call_may_clobber_ref_p_1): Likewise.
15697 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15699 * expr.c (do_store_flag): Remove last argument. Simplify code
15700 to avoid duplication of tests already done by can_compare_p.
15701 (expand_expr_real_1): Adjust caller.
15703 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15705 * optabs.c (can_compare_p): Test the predicate of a
15706 cbranch and cstore pattern.
15708 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15710 * expr.c (convert_move): Use emit_store_flag instead of
15713 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15715 * config/i386/i386.c (ix86_compare_emitted): Remove.
15716 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15717 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15718 * config/i386/i386.h (ix86_compare_emitted): Remove.
15719 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15720 instead of ix86_compare_emitted.
15721 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15723 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15725 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15726 Add t-sysroot-suffix to tmake_file.
15727 * config/print-sysroot-suffix.sh: New file.
15728 * config/t-sysroot-suffix: New file.
15730 2009-04-07 Ben Elliston <bje@au.ibm.com>
15732 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15733 as the latter produces a warning when the target does not support
15736 2009-04-07 Ben Elliston <bje@au.ibm.com>
15738 * dfp.c: Replace type punning assignments with memcpy throughout.
15739 * Makefile.in (dfp.o-warn): Remove.
15741 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15744 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15745 Include soft-fp/t-softfp after rs6000/t-linux64.
15747 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15749 * stor-layout.c (set_sizetype): Use the full precision of their
15750 machine mode for bitsize types.
15752 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15754 * config/i386/i386.md: Revert 2 accidental checkins.
15756 2009-04-06 Joey Ye <joey.ye@intel.com>
15757 Xuepeng Guo <xuepeng.guo@intel.com>
15758 H.J. Lu <hongjiu.lu@intel.com>
15760 Atom pipeline model, tuning and insn selection.
15761 * config.gcc (atom): Add atom config options and target.
15763 * config/i386/atom.md: New.
15765 * config/i386/i386.c (atom_cost): New cost.
15766 (m_ATOM): New macro flag.
15767 (initial_ix86_tune_features): Set m_ATOM.
15768 (x86_accumulate_outgoing_args): Likewise.
15769 (x86_arch_always_fancy_math_387): Likewise.
15770 (processor_target): Add Atom cost.
15771 (cpu_names): Add Atom cpu name.
15772 (override_options): Set Atom ISA.
15773 (ix86_issue_rate): New case PROCESSOR_ATOM.
15774 (ix86_adjust_cost): Likewise.
15776 * config/i386/i386.h (TARGET_ATOM): New target macro.
15777 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15778 (TARGET_OPT_AGU): New target option.
15779 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15780 (processor_type): Add PROCESSOR_ATOM.
15782 * config/i386/i386.md (cpu): Add new value "atom".
15783 (use_carry, movu): New attr.
15784 (atom.md): Include atom.md.
15785 (adddi3_carry_rex64): Set attr "use_carry".
15786 (addqi3_carry): Likewise.
15787 (addhi3_carry): Likewise.
15788 (addsi3_carry): Likewise.
15789 (*addsi3_carry_zext): Likewise.
15790 (subdi3_carry_rex64): Likewise.
15791 (subqi3_carry): Likewise.
15792 (subhi3_carry): Likewise.
15793 (subsi3_carry): Likewise.
15794 (x86_movdicc_0_m1_rex64): Likewise.
15795 (*x86_movdicc_0_m1_se): Likewise.
15796 (x86_movsicc_0_m1): Likewise.
15797 (*x86_movsicc_0_m1_se): Likewise.
15798 (*adddi_1_rex64): Emit add insn as much as possible.
15799 (*addsi_1): Likewise.
15800 (return_internal): Set atom_unit.
15801 (return_internal_long): Likewise.
15802 (return_pop_internal): Likewise.
15803 (*rcpsf2_sse): Set atom_sse_attr attr.
15804 (*qrt<mode>2_sse): Likewise.
15805 (*prefetch_sse): Likewise.
15807 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15809 (ix86_target_macros_internal): Likewise.
15811 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15812 (*prefetch_sse_rex): Likewise.
15813 (sse_rcpv4sf2): Likewise.
15814 (sse_vmrcpv4sf2): Likewise.
15815 (sse_sqrtv4sf2): Likewise.
15816 (<sse>_vmsqrt<mode>2): Likewise.
15817 (sse_ldmxcsr): Likewise.
15818 (sse_stmxcsr): Likewise.
15819 (*sse_sfence): Likewise.
15820 (sse2_clflush): Likewise.
15821 (*sse2_mfence): Likewise.
15822 (*sse2_lfence): Likewise.
15823 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15824 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15825 (avx_movdqu<avxmodesuffix>): Likewise.
15826 (avx_lddqu<avxmodesuffix>): Likewise.
15827 (sse2_movntv2di): Change attr "type" to "ssemov".
15828 (sse2_movntsi): Likewise.
15829 (rsqrtv8sf2): Change attr "type" to "sseadd".
15830 (sse3_addsubv2df3): Set attr "atom_unit".
15831 (sse3_h<plusminus_insn>v4sf3): Likewise.
15832 (*sse2_pmaddwd): Likewise.
15833 (*vec_extractv2di_1_rex64): Likewise.
15834 (*vec_extractv2di_1_avx): Likewise.
15835 (sse2_psadbw): Likewise.
15836 (ssse3_phaddwv8hi3): Likewise.
15837 (ssse3_phaddwv4hi3): Likewise.
15838 (ssse3_phadddv4si3): Likewise.
15839 (ssse3_phadddv2si3): Likewise.
15840 (ssse3_phaddswv8hi3): Likewise.
15841 (ssse3_phaddswv4hi3): Likewise.
15842 (ssse3_phsubwv8hi3): Likewise.
15843 (ssse3_phsubwv4hi3): Likewise.
15844 (ssse3_phsubdv4si3): Likewise.
15845 (ssse3_phsubdv2si3): Likewise.
15846 (ssse3_phsubswv8hi3): Likewise.
15847 (ssse3_phsubswv4hi3): Likewise.
15848 (ssse3_pmaddubsw128): Likewise.
15849 (sse3_pmaddubsw: Likewise.
15850 (ssse3_palignrti): Likewise.
15851 (ssse3_palignrdi): Likewise.
15853 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15855 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15857 2009-04-06 Richard Guenther <rguenther@suse.de>
15859 PR tree-optimization/28868
15860 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15861 of which PHI results we inserted.
15862 (insert_into_preds_of_block): Record inserted PHIs.
15863 (eliminate): Eliminate redundant PHI nodes.
15864 (init_pre): Init inserted_phi_names.
15866 2009-04-06 Richard Guenther <rguenther@suse.de>
15868 PR tree-optimization/39643
15869 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15870 IMAGPART_EXPRs of complex constants.
15871 (execute_fold_all_builtins): If we folded a call queue
15872 TODO_update_address_taken.
15874 2009-04-06 Jan Hubicka <jh@suse.cz>
15876 PR middle-end/39659
15877 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15880 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15882 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15884 (ic_invalidate_array): Likewise.
15886 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15888 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15889 alignment for library calls.
15891 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15893 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15894 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15895 * config/i386/mingw-stdint.h: New file.
15897 2009-04-05 Richard Guenther <rguenther@suse.de>
15899 PR tree-optimization/39648
15900 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15901 our &A vs. &A[0] IL deficiencies.
15903 2009-04-04 Jan Hubicka <jh@suse.cz>
15905 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15906 removed toplevel regions.
15907 (sjlj_mark_call_sites): Likewise.
15909 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15911 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15912 (cygwin tm clause use_gcc_stdint): Set to wrap.
15913 * config/i386/cygwin-stdint.h: New file.
15915 2009-04-04 Richard Guenther <rguenther@suse.de>
15917 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15918 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15919 single-argument PHIs if we are in loop-closed SSA form.
15920 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15921 for the pre-condition.
15922 (slpeel_tree_peel_loop_to_edge): Likewise.
15923 (vect_build_loop_niters): Take an optional sequence to append stmts.
15924 (vect_generate_tmps_on_preheader): Likewise.
15925 (vect_do_peeling_for_loop_bound): Take extra guards for the
15927 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15928 the cost model check.
15929 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15930 guards if we are going to peel. Do not apply versioning in that case.
15931 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15932 (vect_do_peeling_for_loop_bound): Likewise.
15933 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15934 loop bound only record extra pre-conditions, do not apply loop
15937 2009-04-04 Richard Guenther <rguenther@suse.de>
15939 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15942 2009-04-04 Jan Hubicka <jh@suse.cz>
15944 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15945 last_basic_block for size of bb->index indexed array.
15946 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15947 compute_out, link_btr_uses, build_btr_def_use_webs,
15948 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15950 2009-04-04 Jan Hubicka <jh@suse.cz>
15952 * except.c (remove_eh_handler_and_replace): Break out from ...
15953 (remove_eh_handler): ... here.
15954 (bring_to_root): New function.
15955 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15956 handled ones, bring others to root of tree.
15958 2009-04-04 Jan Hubicka <jh@suse.cz>
15960 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15961 (all_phis_safe_to_merge): New function.
15962 (update_info): New structure.
15963 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15964 (cleanup_empty_eh): Update SSA if possible.
15966 2009-04-04 Richard Guenther <rguenther@suse.de>
15968 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15969 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15970 (append_vuse): Likewise.
15972 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15974 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15975 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15976 instead of REG_UNSAVED for DW_CFA_undefined.
15977 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15978 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15981 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15984 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15985 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15986 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15988 2009-04-04 Richard Guenther <rguenther@suse.de>
15990 PR tree-optimization/8781
15991 PR tree-optimization/37892
15992 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15993 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15994 (valueize_refs): Call it for *& valueizations.
15995 (shared_reference_ops_from_ref): Rename to ...
15996 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15997 (shared_reference_ops_from_call): Rename to ...
15998 (valueize_shared_reference_ops_from_call): ... this and valueize.
15999 (vn_reference_lookup): Update.
16000 (visit_reference_op_call): Likewise.
16001 * tree-ssa-pre.c (phi_translate_1): Fold *&.
16002 (eliminate): Value-replace the call address in call statements.
16004 2009-04-04 Richard Guenther <rguenther@suse.de>
16006 PR tree-optimization/39636
16007 * tree-ssa-forwprop.c
16008 (forward_propagate_addr_into_variable_array_index): Check for
16009 GIMPLE_ASSIGN before accessing the rhs code.
16011 2009-04-03 Jason Merrill <jason@redhat.com>
16013 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16015 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16017 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16018 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16019 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16020 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16021 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16022 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16023 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16024 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16025 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16026 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16027 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16028 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16029 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16030 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16031 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16032 Use fr_reg_or_fp01_operand instead of fr_register_operand
16034 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16035 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16036 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16038 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16040 PR rtl-optimization/39607
16041 PR rtl-optimization/39631
16045 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16046 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16047 instead of DF_LR_OUT.
16048 * ira-lives.c (process_bb_node_lives): Ditto.
16049 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16050 instead of DF_LR_{OUT,IN}.
16051 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16052 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16054 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16056 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16057 (execute_lower_omp): Always run but take the short way out if -fopenmp
16059 (gate_lower_omp): Remove, forcing the pass manager to always run the
16060 pass and always set PROP_gimple_lomp.
16061 (pass_lower_omp): Remove gate function.
16062 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16063 PROP_trees. Instead, require it.
16064 * ipa-cp.c (pass_ipa_cp): Likewise.
16065 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16066 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16067 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16068 and PROP_gimple_leh.
16070 2009-04-03 Richard Guenther <rguenther@suse.de>
16072 PR middle-end/13146
16073 PR tree-optimization/23940
16074 PR tree-optimization/33237
16075 PR middle-end/33974
16076 PR middle-end/34093
16077 PR tree-optimization/36201
16078 PR tree-optimization/36230
16079 PR tree-optimization/38049
16080 PR tree-optimization/38207
16081 PR tree-optimization/38230
16082 PR tree-optimization/38301
16083 PR tree-optimization/38585
16084 PR middle-end/38895
16085 PR tree-optimization/38985
16086 PR tree-optimization/39299
16087 * tree-ssa-structalias.h: Remove.
16088 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16089 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16090 (struct vuse_element_d): Remove.
16091 (struct vuse_vec_d): Likewise.
16092 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16093 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16094 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16095 VUSE_ELEMENT_VAR): Likewise.
16096 (struct voptype_d): Likewise.
16097 (NUM_VOP_FREE_BUCKETS): Likewise.
16098 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16099 (struct stmt_operands_d): Remove.
16100 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16101 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16102 VDEF_NUM, VDEF_VECT): Likewise.
16103 (copy_virtual_operands): Remove.
16104 (operand_build_cmp): Likewise.
16105 (create_ssa_artificial_load_stmt): Likewise.
16106 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16107 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16108 vuse_index and mayuse_index members. Pack and move done and iter_type
16109 members to the front.
16110 (SSA_OP_VMAYUSE): Remove.
16111 (SSA_OP_VIRTUAL_USES): Adjust.
16112 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16113 (unlink_stmt_vdef): Declare.
16114 (add_to_addressable_set): Remove.
16115 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16116 (vrp_visit_stmt): Likewise.
16117 * doc/tree-ssa.texi (Alias analysis): Update.
16118 * doc/invoke.texi (max-aliased-vops): Remove docs.
16119 (avg-aliased-vops): Likewise.
16120 * tree-into-ssa.c (syms_to_rename): Remove.
16121 (need_to_update_vops_p): Likewise.
16122 (need_to_initialize_update_ssa_p): Rename to ...
16123 (update_ssa_initialized_fn): ... this. Track function we are
16125 (symbol_marked_for_renaming): Simplify.
16126 (add_new_name_mapping): Do not set need_to_update_vops_p.
16127 (dump_currdefs): Use SYMS_TO_RENAME.
16128 (rewrite_update_stmt): Always walk all uses/defs.
16129 (dump_update_ssa): Adjust.
16130 (init_update_ssa): Take function argument. Track what we are
16132 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16133 (create_new_def_for): Initialize for cfun, assert we are initialized
16135 (mark_sym_for_renaming): Simplify.
16136 (mark_set_for_renaming): Do not initialize update-ssa.
16137 (need_ssa_update_p): Simplify. Take function argument.
16138 (name_mappings_registered_p): Assert we ask for the correct function.
16139 (name_registered_for_update_p): Likewise.
16140 (ssa_names_to_replace): Likewise.
16141 (release_ssa_name_after_update_ssa): Likewise.
16142 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16143 (dump_decl_set): Do not print a newline.
16144 (debug_decl_set): Do it here.
16145 (dump_update_ssa): And here.
16146 * tree-ssa-loop-im.c (move_computations): Adjust.
16147 (movement_possibility): Likewise.
16148 (determine_max_movement): Likewise.
16149 (gather_mem_refs_stmt): Likewise.
16150 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16151 or NAME_MEMORY_TAG.
16152 * tree-complex.c (update_all_vops): Remove.
16153 (expand_complex_move): Adjust.
16154 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16155 Simplify test for memory referencing statement. Exclude
16156 non-invariant ADDR_EXPRs.
16157 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16158 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16159 (rdg_flag_uses): Likewise.
16160 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16162 (tree_optimize_tail_calls_1): Also split the
16163 edge from the entry block if we have degenerate PHI nodes in
16164 the first basic block.
16165 * tree.c (init_ttree): Remove memory-tag related code.
16166 (tree_code_size): Likewise.
16167 (tree_node_structure): Likewise.
16168 (build7_stat): Re-write to be build6_stat.
16169 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16170 (SSA_VAR_P): Adjust.
16171 (struct tree_memory_tag): Remove.
16172 (struct tree_memory_partition_tag): Likewise.
16173 (union tree_node): Adjust.
16174 (build7): Re-write to be build6.
16175 * tree-pass.h (pass_reset_cc_flags): Remove.
16176 (TODO_update_address_taken): New flag.
16177 (pass_simple_dse): Remove.
16178 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16179 * params.h (MAX_ALIASED_VOPS): Remove.
16180 (AVG_ALIASED_VOPS): Likewise.
16181 * omp-low.c (expand_omp_taskreg): Update SSA form.
16182 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16183 aliases the lhs in a copy stmt.
16184 * tree-ssa-dse.c (struct address_walk_data): Remove.
16185 (memory_ssa_name_same): Likewise.
16186 (memory_address_same): Likewise.
16187 (get_kill_of_stmt_lhs): Likewise.
16188 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16189 unused stores. Look through PHI nodes into post-dominated regions.
16190 (dse_optimize_stmt): Simplify. Properly remove stores.
16191 (tree_ssa_dse): Compute dominators.
16192 (execute_simple_dse): Remove.
16193 (pass_simple_dse): Likewise.
16194 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16195 gimple_loaded_syms and gimple_stored_syms computation.
16196 * toplev.c (dump_memory_report): Dump alias and pta stats.
16197 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16198 (vn_reference_eq): Likewise.
16199 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16200 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16201 valueize_vuses): Remove.
16202 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16203 (get_def_ref_stmt_vuse): ... this.
16204 (vn_reference_lookup_2): New function.
16205 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16206 walking equivalent vuses. Simplify.
16207 (vn_reference_lookup): Likewise.
16208 (vn_reference_insert): Likewise.
16209 (vn_reference_insert_pieces): Likewise.
16210 (visit_reference_op_call): Simplify.
16211 (visit_reference_op_load): Likewise.
16212 (visit_reference_op_store): Likewise.
16213 (init_scc_vn): Remove shared_lookup_vuses initialization.
16214 (free_scc_vn): Remove shared_lookup_vuses freeing.
16215 (sort_vuses, sort_vuses_heap): Remove.
16216 (get_ref_from_reference_ops): Export.
16217 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16218 vector with single vuse pointer.
16219 (vn_reference_lookup_pieces, vn_reference_lookup,
16220 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16221 (shared_vuses_from_stmt): Remove.
16222 (get_ref_from_reference_ops): Declare.
16223 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16224 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16225 memory-tag related code.
16226 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16227 (likely_value): Add comment, skip static-chain of call statements.
16228 (surely_varying_stmt_p): Adjust.
16229 (gimplify_and_update_call_from_tree): Likewise.
16230 (execute_fold_all_builtins): Do not rebuild alias info.
16231 (gimplify_and_update_call_from_tree): Properly update VOPs.
16232 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16233 (copy_ref_info): Remove memory-tag related code.
16234 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16235 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16236 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16238 * tree-ssa-dom.c (gimple_p): Remove typedef.
16239 (eliminate_redundant_computations): Adjust.
16240 (record_equivalences_from_stmt): Likewise.
16241 (avail_expr_hash): Likewise.
16242 (avail_expr_eq): Likewise.
16243 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16244 (stmt_makes_single_load): Likewise.
16245 (stmt_makes_single_store): Likewise.
16246 * tree-ssa-alias.c: Rewrite completely.
16247 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16248 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16249 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16250 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16251 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16252 Remove public functions.
16253 (pass_reset_cc_flags): Remove.
16254 (pass_build_alias): Move ...
16255 * tree-ssa-structalias.c (pass_build_alias): ... here.
16256 * tree-ssa-alias.c (may_be_aliased): Move ...
16257 * tree-flow-inline.h (may_be_aliased): ... here.
16258 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16259 count_uses_and_derefs): Move ...
16260 * gimple.c: ... here.
16261 * gimple.h (count_uses_and_derefs): Declare.
16262 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16263 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16264 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16265 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16266 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16267 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16268 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16270 * tree-dfa.c (refs_may_alias_p): Move ...
16271 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16272 * tree-ssa-alias.h: New file.
16273 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16274 (statement_sink_location): Likewise.
16275 * opts.c (decode_options): Do not adjust max-aliased-vops or
16276 avg-aliased-vops values.
16277 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16278 (TV_CALL_CLOBBER): Likewise.
16279 (TV_FLOW_SENSITIVE): Likewise.
16280 (TV_FLOW_INSENSITIVE): Likewise.
16281 (TV_MEMORY_PARTITIONING): Likewise.
16282 (TV_ALIAS_STMT_WALK): New timevar.
16283 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16284 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16285 (get_address_description): Remove memory-tag related code.
16286 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16287 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16288 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16289 and immediate uses in statements. Document.
16290 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16291 (dump_symbols): Remove.
16292 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16293 * alias.c (get_deref_alias_set): New function split out from ...
16294 (get_alias_set): ... here.
16295 * alias.h (get_deref_alias_set): Declare.
16296 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16297 type parameter. Remove restrict pointer handling. Create a
16298 ref-all pointer in case type-based alias sets do not conflict.
16299 (vect_analyze_data_refs): Remove SMT related code.
16300 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16301 (vectorizable_load): Likewise.
16302 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16303 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16304 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16305 Ignore vops and SMTs.
16306 (dr_analyze_alias): Likewise..
16307 (free_data_ref): Likewise.
16308 (create_data_ref): Likewise.
16309 (analyze_all_data_dependences): Likewise.
16310 (get_references_in_stmt): Adjust.
16311 * tree-flow-inline.h (gimple_aliases_computed_p,
16312 gimple_addressable_vars, gimple_call_clobbered_vars,
16313 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16314 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16315 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16316 gimple_mem_ref_stats): Remove.
16317 (gimple_vop): New function.
16318 (op_iter_next_use): Remove vuses and mayuses cases.
16319 (op_iter_next_def): Remove vdefs case.
16320 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16321 (clear_and_done_ssa_iter): Do not set removed fields.
16322 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16323 Assert we are not iterating over vuses or vdefs if not also
16324 iterating over uses or defs.
16325 (op_iter_init_use): Likewise.
16326 (op_iter_init_def): Likewise.
16327 (op_iter_next_vdef): Remove.
16328 (op_iter_next_mustdef): Likewise.
16329 (op_iter_init_vdef): Likewise.
16330 (compare_ssa_operands_equal): Likewise.
16331 (link_use_stmts_after): Handle vuse operand.
16332 (is_call_used): Use is_call_clobbered.
16333 (is_call_clobbered): Global variables are always call clobbered,
16334 query the call-clobbers bitmap.
16335 (mark_call_clobbered): Ignore global variables.
16336 (clear_call_clobbered): Likewise.
16337 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16338 virtual operands sanity check.
16339 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16341 (TARGET_MEM_REF): Remove TMR_TAG operand.
16342 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16343 Remove call-clobber related code.
16344 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16345 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16346 partitions or escape reason.
16347 (get_single_def_stmt, get_single_def_stmt_from_phi,
16348 get_single_def_stmt_with_phi): Remove.
16349 (dump_referenced_vars): Tidy.
16350 (get_ref_base_and_extent): Allow bare decls.
16351 (collect_dfa_stats): Adjust.
16352 * graphite.c (rename_variables_in_stmt): Adjust.
16353 (graphite_copy_stmts_from_block): Likewise.
16354 (translate_clast): Likewise.
16355 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16357 (translate_vuse_through_block): Use the oracle.
16358 (phi_translate_1): Adjust.
16359 (value_dies_in_block_x): Use the oracle. Cache the outcome
16361 (valid_in_sets): Check if the VUSE for
16362 a REFERENCE is available.
16363 (eliminate): Do not remove stmts during elimination,
16364 instead queue and remove them afterwards.
16365 (do_pre): Do not rebuild alias info.
16366 (pass_pre): Run TODO_rebuild_alias before PRE.
16367 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16368 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16369 (mark_all_v_defs_stmt): Remove.
16370 (mark_all_v_defs_seq): Adjust.
16371 (sra_replace): Likewise.
16372 (scalarize_use): Likewise.
16373 (scalarize_copy): Likewise.
16374 (scalarize_init): Likewise.
16375 (scalarize_ldst): Likewise.
16376 (todoflags): Remove.
16377 (tree_sra): Do not rebuild alias info.
16378 (tree_sra_early): Adjust.
16379 (pass_sra): Run TODO_update_address_taken before SRA.
16380 * tree-predcom.c (set_alias_info): Remove.
16381 (prepare_initializers_chain): Do not call it.
16382 (mark_virtual_ops_for_renaming): Adjust.
16383 (mark_virtual_ops_for_renaming_list): Remove.
16384 (initialize_root_vars): Adjust.
16385 (initialize_root_vars_lm): Likewise.
16386 (prepare_initializers_chain): Likewise.
16387 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16388 (may_propagate_copy_into_stmt): Likewise.
16389 (merge_alias_info): Do nothing for now.
16390 (propagate_tree_value_into_stmt): Adjust.
16391 (stmt_may_generate_copy): Likewise.
16392 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16393 not mark symbols for renaming.
16394 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16395 with the same statement, make sure to update the new pointed-to one.
16396 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16397 call statements, do not mark symbols for renaming.
16398 (mark_operand_necessary): Dump something.
16399 (ref_may_be_aliased): New function.
16400 (mark_aliased_reaching_defs_necessary_1): New helper function.
16401 (mark_aliased_reaching_defs_necessary): Likewise.
16402 (mark_all_reaching_defs_necessary_1): Likewise.
16403 (mark_all_reaching_defs_necessary): Likewise.
16404 (propagate_necessity): Do not process virtual PHIs. For
16405 non-aliased loads mark all reaching definitions as necessary.
16406 For aliased loads and stores mark the immediate dominating
16407 aliased clobbers as necessary.
16408 (visited): New global static.
16409 (perform_tree_ssa_dce): Free visited bitmap after propagating
16411 (remove_dead_phis): Perform simple dead virtual PHI removal.
16412 (remove_dead_stmt): Properly unlink virtual operands when
16414 (eliminate_unnecessary_stmts): Schedule PHI removal after
16416 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16417 (process_replaceable): Likewise.
16418 (find_replaceable_in_bb): Likewise.
16419 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16420 based on the single gimple vop.
16421 (verify_flow_insensitive_alias_info): Remove.
16422 (verify_flow_sensitive_alias_info): Likewise.
16423 (verify_call_clobbering): Likewise.
16424 (verify_memory_partitions): Likewise.
16425 (verify_alias_info): Likewise.
16426 (verify_ssa): Adjust..
16427 (execute_update_addresses_taken): Export. Update SSA
16428 manually. Optimize only when optimizing. Use a local bitmap.
16429 (pass_update_address_taken): Remove TODO_update_ssa, add
16431 (pass_update_address_taken): Just use TODO_update_address_taken.
16432 (init_tree_ssa): Do not initialize addressable_vars.
16433 (verify_ssa): Verify new VUSE / VDEF properties.
16434 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16435 Do not call verify_alias_info.
16436 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16437 Do not free the loaded and stored syms bitmaps. Reset the escaped
16438 and callused solutions. Do not free addressable_vars.
16439 Remove memory-tag related code.
16440 (warn_uninitialized_var): Aliases are always available.
16441 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16442 * lambda-code.c (can_put_in_inner_loop): Adjust.
16443 (can_put_after_inner_loop): Likewise.
16444 (perfect_nestify): Likewise.
16445 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16446 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16447 (vectorizable_conversion): Do not mark symbols for renaming.
16448 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16449 (expand_call_inline): Unlink the calls virtual operands before
16451 (tree_function_versioning): Do not call update_ssa if we are not
16452 updating clones. Simplify.
16453 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16454 (propagate_with_phi): Likewise..
16455 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16456 clobber code. Assert we are not aliased or global.
16457 * tree-flow.h: Include tree-ssa-alias.h
16458 (enum escape_type): Remove.
16459 (struct mem_sym_stats_d): Likewise.
16460 (struct mem_ref_stats_d): Likewise.
16461 (struct gimple_df): Add vop member. Remove global_var,
16462 call_clobbered_vars, call_used_vars, addressable_vars,
16463 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16464 escaped and callused members.
16465 (struct ptr_info_def): Remove all members, add points-to solution
16467 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16468 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16469 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16470 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16471 (tree-ssa-alias.o): Likewise.
16472 (toplev.o): Add tree-ssa-alias.h
16473 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16474 * gimple.c (gimple_set_bb): Fix off-by-one error.
16475 (is_gimple_reg): Do not handle memory tags.
16476 (gimple_copy): Also copy virtual operands.
16477 Delay updating the statement. Do not reset loaded and stored syms.
16478 (gimple_set_stored_syms): Remove.
16479 (gimple_set_loaded_syms): Likewise.
16480 (gimple_call_copy_skip_args): Copy the virtual operands
16481 and mark the new statement modified.
16482 * tree-ssa-structalias.c (may_alias_p): Remove.
16483 (set_uids_in_ptset): Take the alias set to prune with as
16484 parameter. Fold in the alias test of may_alias_p.
16485 (compute_points_to_sets): Compute whether a ptr is dereferenced
16486 in a local sbitmap.
16487 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16488 other ADDRESSOF constraints on the lhs.
16489 (get_constraint_for_component_ref): Assert that we don't get
16490 ADDRESSOF constraints from the base of the reference.
16491 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16492 (struct variable_info): Remove collapsed_to member.
16493 (get_varinfo_fc): Remove.
16494 (new_var_info): Do not set collapsed_to.
16495 (dump_constraint): Do not follow cycles.
16496 (dump_constraint_graph): Likewise.
16497 (build_pred_graph): Likewise.
16498 (build_succ_graph): Likewise.
16499 (rewrite_constraints): Likewise.
16500 (do_simple_structure_copy): Remove.
16501 (do_rhs_deref_structure_copy): Remove.
16502 (do_lhs_deref_structure_copy): Remove.
16503 (collapse_rest_of_var): Remove.
16504 (do_structure_copy): Re-implement.
16505 (pta_stats): New global variable.
16506 (dump_pta_stats): New function.
16507 (struct constraint_expr): Make offset signed.
16508 (UNKNOWN_OFFSET): Define special value.
16509 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16510 (solution_set_expand): New helper function split out from ...
16511 (do_sd_constraint): ... here.
16512 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16513 (do_ds_constraint): Likewise.
16514 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16515 and CALLUSED = *CALLUSED.
16516 (set_union_with_increment): Make inc argument signed.
16517 (type_safe): Remove.
16518 (get_constraint_for_ptr_offset): Handle unknown and negative
16520 (first_vi_for_offset): Handle offsets before start. Bail
16521 out early for offsets beyond the variable extent.
16522 (first_or_preceding_vi_for_offset): New function.
16523 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16524 Together with ESCAPED = *ESCAPED this properly computes reachability.
16525 (find_what_var_points_to): New function.
16526 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16527 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16528 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16529 pt_solutions_intersect): New functions.
16530 (compute_call_used_vars): Remove.
16531 (compute_may_aliases): New main entry into PTA computation.
16532 * gimple.h (gimple_p): New typedef.
16533 (struct gimple_statement_base): Remove references_memory_p.
16534 (struct gimple_statement_with_memory_ops_base): Remove
16535 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16537 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16538 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16539 gimple_set_references_memory): Remove.
16540 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16541 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16543 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16544 (verify_expr): Allow RESULT_DECL.
16545 (gimple_duplicate_bb): Do not copy virtual operands.
16546 (gimple_duplicate_sese_region): Adjust.
16547 (gimple_duplicate_sese_tail): Likewise.
16548 (mark_virtual_ops_in_region): Remove.
16549 (move_sese_region_to_fn): Do not call it.
16550 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16551 and pass_simple_dse.
16552 (execute_function_todo): Handle TODO_update_address_taken,
16553 call execute_update_addresses_taken for TODO_rebuild_alias.
16554 (execute_todo): Adjust.
16555 (execute_one_pass): Init dump files early.
16556 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16558 (create_general_new_stmt): Clear vops.
16559 * tree-ssa-reassoc.c (get_rank): Adjust.
16560 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16561 symbols for renaming.
16562 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16563 (PARAM_AVG_ALIASED_VOPS): Likewise.
16564 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16565 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16566 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16567 (operand_build_cmp, copy_virtual_operands,
16568 create_ssa_artificial_load_stmt, add_to_addressable_set,
16569 gimple_add_to_addresses_taken): Remove public functions.
16570 (unlink_stmt_vdef): New function.
16572 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16574 * config.gcc (powerpc-*-linux*): Merge variants.
16576 2009-04-02 Chao-ying Fu <fu@mips.com>
16577 James Grosbach <james.grosbach@microchip.com>
16579 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16580 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16582 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16583 keep_interrupts_masked_p, use_debug_exception_return_p.
16584 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16585 keep_interrupts_masked, use_debug_exception_return.
16586 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16587 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16589 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16590 (mips_print_operand): Process COP0 registers to print $0 .. $31
16591 correctly for GAS to process.
16592 (mips_interrupt_extra_call_saved_reg_p): New function.
16593 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16595 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16596 (mips_compute_frame_info): Add supports for interrupt context that
16597 includes doubleword accumulators and COP0 registers.
16598 (mips_for_each_saved_acc): New function.
16599 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16600 mips_for_each_saved_reg.
16601 (mips_save_reg): Save accumulators.
16602 (mips_kernel_reg_p): A new for_each_rtx callback.
16603 (mips_expand_prologue): Support interrupt handlers.
16604 (mips_restore_reg): Restore accumulators.
16605 (mips_expand_epilogue): Support interrupt handlers.
16606 (mips_can_use_return_insn): Return false for interrupt handlers.
16607 (mips_epilogue_uses): New function.
16608 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16609 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16610 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16611 cop0_move): New instructions.
16612 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16613 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16615 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16617 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16618 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16619 interrupt handlers, we use K0 as the temporary register.
16620 (EPILOGUE_USES): Change to a function call.
16621 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16622 handlers, we use K0 as the temporary register.
16624 * doc/extend.texi (Function Attributes): Document interrupt,
16625 use_shadow_register_set, keep_interrupts_masked,
16626 use_debug_exception_return for MIPS attributes.
16628 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16630 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16631 Remove a number of t-files from tmake_file.
16632 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16633 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16634 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16635 target_prototype, not TARGET_PROTOTYPE.
16636 (LINK_OS_GNU_SPEC): Define.
16637 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16638 and darwin-ldoubdle.c.
16640 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16643 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16644 (cpp_options): Ditto.
16645 (default_compilers): Ditto.
16646 (display_help): Ditto.
16647 (process_command): Ditto.
16648 (do_spec_1): Ditto.
16649 (set_input): Use lbasename instead of duplicate code.
16650 (save_temps_prefix): New static for -save-temps=obj.
16651 (save_temps_length): Ditto.
16653 * doc/invoke.texi (-save-temps=obj): Document new variant to
16654 -save-temps switch.
16656 2009-04-02 Jeff Law <law@redhat.com>
16658 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16661 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16663 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16664 * configure: Regenerated.
16666 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16668 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16669 share the argument list.
16671 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16675 2009-02-12 Diego Novillo <dnovillo@google.com>
16677 * varpool.c (debug_varpool): New.
16678 * cgraph.h (debug_varpool): Declare.
16680 2009-04-02 Jan Hubicka <jh@suse.cz>
16682 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16685 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16687 * config/i386/i386.c (ix86_abi): Move initialization to ...
16688 (override_options): Here.
16690 2009-04-02 Christian Bruel <christian.bruel@st.com>
16692 * config/sh/sh.c (sh_dwarf_register_span): New function.
16693 (TARGET_DWARF_REGISTER_SPAN): Define.
16694 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16696 2009-04-02 Ira Rosen <irar@il.ibm.com>
16698 PR tree-optimization/39595
16699 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16700 interleaved loads group is not greater than the SLP group size.
16702 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16704 * builtins.c (is_builtin_name): New.
16705 (called_as_built_in): Use is_builtin_name.
16706 * tree.h (is_builtin_name): New.
16707 * varasm.c (incorporeal_function_p): Use is_builtin_name
16709 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16711 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16713 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16716 * c-decl.c (clone_underlying_type): Move this ...
16717 * c-common.c (set_underlying_type): ... here.
16718 Also, make sure the function properly sets TYPE_STUB_DECL() on
16719 the newly created typedef variant type.
16720 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16721 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16724 2009-04-02 Richard Guenther <rguenther@suse.de>
16726 PR tree-optimization/37221
16727 * tree-flow.h (degenerate_phi_result): Declare.
16728 * tree-ssa-dom.c (degenerate_phi_result): Export.
16729 * tree-scalar-evolution.c (analyze_initial_condition): If
16730 the initial condition is defined by a degenerate PHI node
16731 use the degenerate value.
16733 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16735 PR rtl-optimization/39588
16736 * combine.c (merge_outer_ops): Do not set the constant when this
16738 (simplify_shift_const_1): Do not modify it either in this case.
16740 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16742 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16743 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16745 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16748 * c-lex.c (interpret_float): Default (no suffix) is double.
16750 2009-04-1 Xinliang David Li <davidxl@google.com>
16752 * config/i386/i386.c (legitimate_constant_p): Recognize
16753 all one vector constant.
16755 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16757 * config/vax/vax.c: Add #includes to silence warnings.
16758 Change #include order to silence two warnings.
16760 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16762 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16763 (ASM_SPEC): Pass -k to the assembler for PIC code.
16765 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16767 * config.gcc: Add vax-*-linux* to the switch.
16768 * config/vax/linux.h: New file. (TARGET_VERSION,
16769 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16771 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16773 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16774 Use predicate macros instead of GET_CODE() == foo.
16775 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16776 ashlsi3, rotrsi3, <unnamed>): Likewise.
16778 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16780 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16781 jbbccihi, jbbccisi): Remova trailing whitespace.
16782 * config/vax/constraints.md: Likewise.
16783 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16784 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16785 * config/vax/predicates.md: Likewise.
16786 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16787 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16788 * config/vax/vax.h: Likewise.
16789 * config/vax/vax.md (nonlocal_goto): Likewise.
16791 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16793 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16794 (indirectable_address_p, adjacent_operands_p): Add spaces around
16796 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16798 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16800 * config/vax/vax.c (legitimate_constant_address_p,
16801 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16802 index_term_p, reg_plus_index_p, legitimate_address_p,
16803 vax_mode_dependent_address_p): Update comments to match functions
16804 modified by the recent int->bool conversion.
16806 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16808 * config/vax/builtins.md: Update copyright message.
16809 * config/vax/constraints.md: Likewise.
16810 * config/vax/netbsd-elf.h: Likewise.
16811 * config/vax/predicates.md: Likewise.
16812 * config/vax/vax-protos.h: Likewise.
16813 * config/vax/vax.c: Likewise.
16814 * config/vax/vax.h: Likewise.
16815 * config/vax/vax.md: Likewise.
16816 * config/vax/vax.opt: Likewise.
16818 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16820 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16821 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16822 * config/vax/constraints.md (B, R): Likewise.
16823 * config/vax/predicates.md (external_memory_operand,
16824 nonimmediate_addsub_di_operand): Likewise.
16825 * config/vax/vax.c (vax_output_int_add): Likewise.
16826 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16827 untyped_call): Likewise.
16829 2009-04-01 Matt Thomas <matt@3am-software.com>
16831 * config/vax/predicates.md: New file.
16832 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16833 external_const_operand, nonsymbolic_operand, external_memory_operand,
16834 indirect_memory_operand, indexed_memory_operand,
16835 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16836 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16838 * config/vax/constraints.md: New file.
16839 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16841 * config/vax/builtins.md: New file.
16842 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16843 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16845 * config/vax/vax.opt (mqmath): Add option.
16846 * config/vax/vax.md (isfx): Extend with DI.
16847 (VAXintQH, VAXintQHSD): Define.
16848 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16849 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16850 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16851 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16852 (movdi): Update constraints and use vax_output_int_move().
16853 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16854 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16855 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16856 nonlocal_goto): New.
16857 (mov<mode>): Extend accepted operand types.
16858 (subdi3_old): Rename from subdi3, change update constraints and use
16859 a new implementation.
16860 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16861 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16862 MOVE_RATIO, CLEAR_RATIO): Define.
16863 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16864 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16865 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16866 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16867 (split_quadword_operands): Make static and really allow variable
16869 (print_operand_address): Update for PIC generation.
16870 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16871 indexable_address_p, fixup_mathdi_operand,
16872 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16873 (vax_float_literal, legitimate_constant_p,
16874 indirectable_constant_address_p, index_term_p,
16875 reg_plus_index_p): Return bool instead of int.
16876 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16878 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16880 (vax_output_conditional_branch): Indent.
16881 (legitimate_constant_address_p, indirectable_constant_address_p,
16882 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16883 vax_mode_dependent_address_p): Return bool instead of int, update for
16885 * config/vax/vax-protos.h (legitimate_constant_address_p,
16886 legitimate_constant_p, legitimate_address_p,
16887 vax_mode_dependent_address_p): Change declaration to bool.
16888 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16889 vax_expand_addsub_di_operands, vax_output_int_subtract,
16890 vax_output_movmemsi): Declare.
16891 (split_quadword_operands, vax_float_literal): Delete declaration.
16892 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16893 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16894 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16895 ASM_OUTPUT_DWARF_PCREL): Define.
16896 (ASM_SPEC): Change definition to allow PIC generation.
16898 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16900 * doc/sourcebuild.texi: Update front-end requirements.
16902 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16905 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16906 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16907 (booldi3_internal3): Use boolean_or_operator instead of
16910 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16913 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16914 declarator whose size is not an integer constant expression but
16915 folds to an integer constant, then treat it as a constant
16918 2009-04-01 Richard Guenther <rguenther@suse.de>
16920 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16921 i * 4 + 2 to (i * 2 + 1) * 2.
16923 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16926 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16927 return if c_parser_asm_string_literal returned NULL.
16929 2009-04-01 Nick Clifton <nickc@redhat.com>
16931 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16933 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16934 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16935 other typedefs to avoid conflicts with libgcc2.c. Define labels
16936 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16938 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16939 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16942 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16944 * varasm.c (default_function_rodata_section): Declare DOT as
16947 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16948 Andrey Galkin <agalkin@hypercom.com>
16951 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16952 Make object_name unique for each process.
16954 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16957 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16958 addressable variables in the parallel that could go out of scope while
16959 running queued tasks.
16961 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16963 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16964 (CASE_VALUES_THRESHOLD): Redefine.
16965 * config/avr/avr.c (avr_override_options): Remove initialization of
16966 avr_case_values_threshold variable.
16967 (avr_case_values_threshold): Remove variable. Add new function.
16968 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16969 * config/avr/avr.opt (mno-tablejump): Remove option.
16970 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16972 2009-04-01 DJ Delorie <dj@redhat.com>
16974 * varasm.c (default_function_rodata_section): Don't assume
16975 anything about where the first '.' in the section name is.
16977 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16979 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16980 rs6000_emit_stack_tie.
16982 2009-03-31 Ian Lance Taylor <iant@google.com>
16984 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16985 gimple_code with GIMPLE_RESX, not RESX.
16987 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16989 * c-common.c (c_get_ident): New.
16990 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16992 2009-04-01 Ben Elliston <bje@au.ibm.com>
16994 * config/rs6000/sysv4.opt (msdata): Improve option description.
16996 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16998 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16999 (divdf3_internal_lat): Remove.
17000 (divxf3_internal_lat): Remove.
17001 (divxf3_internal_thr): Remove.
17002 (divxf): Use divxf3_internal.
17003 * config/ia64/div.md (divsf3_internal_lat): New.
17004 (divdf3_internal_lat): New.
17005 (divxf3_internal): New.
17007 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17010 * Makefile.in (USE_GCC_STDINT): Define.
17011 (stmp-int-hdrs): Install stdint.h if applicable.
17012 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
17014 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17015 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17016 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17017 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17018 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17019 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17020 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17021 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17022 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17023 (c_common_nodes_and_builtins): Initialize
17024 underlying_wchar_type_node. Do not initialize
17025 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17026 nodes for new types.
17027 (c_stddef_cpp_builtins): Define macros for new types.
17028 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17030 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17031 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17032 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17033 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17034 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17035 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17036 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17037 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17038 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17039 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17040 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17041 int16_type_node, int32_type_node, int64_type_node,
17042 uint8_type_node, uint16_type_node, c_uint32_type_node,
17043 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17044 int_least32_type_node, int_least64_type_node,
17045 uint_least8_type_node, uint_least16_type_node,
17046 uint_least32_type_node, uint_least64_type_node,
17047 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17048 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17049 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17050 uintptr_type_node): Define.
17051 * c-cppbuiltin.c (builtin_define_constants,
17052 builtin_define_type_minmax): New.
17053 (builtin_define_stdint_macros): Define more macros.
17054 (c_cpp_builtins): Define more limit macros.
17055 (type_suffix): New.
17056 (builtin_define_type_max): Define in terms of
17057 builtin_define_type_minmax. Remove is_long parameter. All
17059 * config.gcc (use_gcc_stdint): Define.
17060 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17061 Add newlib-stdint.h for generic targets.
17062 * config/glibc-stdint.h, config/newlib-stdint.h,
17063 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17064 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17065 * config/score/score.h (UINTPTR_TYPE): Define.
17066 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17067 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17068 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17069 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17070 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17071 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17072 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17073 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17074 * config/spu/spu.h (STDINT_LONG32): Define.
17075 * configure.ac (use_gcc_stdint): Substitute.
17076 * configure: Regenerate.
17077 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17078 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17079 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17080 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17081 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17082 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17083 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17084 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17085 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17086 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17087 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17088 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17089 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17090 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17091 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17092 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17093 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17094 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17095 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17096 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17097 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17098 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17099 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17100 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17101 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17102 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17103 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17104 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17105 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17107 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17109 * loop-iv.c (suitable_set_for_replacement): Renamed from
17110 simplify_using_assignment; changed to return bool and to accept new
17111 args DEST and SRC. Return true iff we find a source/destination pair
17112 that can be used to make a replacement, and fill SRC and DEST if so.
17113 Remove arg ALTERED. Don't deal with altered regs here. All callers
17115 (simplify_using_initial_values): Deal with altered regs here and track
17116 more precisely the effect they have on the validity of our expression.
17118 * loop-iv.c (simplify_using_condition): A condition of the form
17119 (EQ REG CONST) can be used to simply make a substitution.
17120 (simplify_using_initial_values): Keep track of conditions we have seen
17121 and keep using them to simplify new expressions, while applying the
17122 same substitutions to them as to the expression.
17124 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17125 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17128 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17129 changed. Use this when trying to improve the upper bound.
17130 Generate the comparison by using simplify_gen_relational.
17132 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17134 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17136 (simplify_using_assignment, simplify_using_initial_values): Call
17137 replace_in_expr to make replacements. Call replace_single_def_regs
17138 once on the initial version of the expression.
17140 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17143 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17145 2009-03-31 Richard Guenther <rguenther@suse.de>
17147 PR middle-end/31029
17148 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17149 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17151 2009-03-31 Richard Guenther <rguenther@suse.de>
17153 * tree.h (div_if_zero_remainder): Declare.
17154 * fold-const.c (div_if_zero_remainder): Export.
17155 * tree-ssa-forwprop.c
17156 (forward_propagate_addr_into_variable_array_index): Handle
17157 constant array index addition outside of the variable index.
17159 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17162 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17163 define_splits, floatunssi<mode>2): Require x87 conversions from
17164 DImode to be permitted.
17166 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17168 PR preprocessor/15638
17169 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17171 2009-03-31 Richard Guenther <rguenther@suse.de>
17173 PR middle-end/23401
17174 PR middle-end/27810
17175 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17176 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17177 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17178 a separate statement.
17179 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17180 (lookup_tmp_var): Likewise.
17181 (is_gimple_formal_tmp_or_call_rhs): Remove.
17182 (is_gimple_reg_or_call_rhs): Rename to ...
17183 (is_gimple_reg_rhs_or_call): ... this.
17184 (is_gimple_mem_or_call_rhs): Rename to ...
17185 (is_gimple_mem_rhs_or_call): ... this.
17186 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17187 DECL_GIMPLE_REG_P only if is_formal is true.
17188 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17189 for non-proper post-modify expression gimplification.
17190 (gimplify_self_mod_expr): For post-modify expressions gimplify
17191 the lvalue to a minimal lvalue.
17192 (rhs_predicate_for): Remove formal temp case.
17193 (gimplify_modify_expr_rhs): Likewise.
17194 (gimplify_addr_expr): Use is_gimple_reg.
17195 (gimplify_expr): Remove formal temp cases.
17196 (gimple_regimplify_operands): Likewise.
17197 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17198 and FILTER_EXPR like constants.
17199 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17201 (is_gimple_formal_tmp_rhs): Remove.
17202 (is_gimple_reg_rhs): Remove special casing.
17203 (is_gimple_mem_rhs): Fix.
17204 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17205 (is_gimple_formal_tmp_var): Remove.
17206 (is_gimple_formal_tmp_reg): Likewise.
17207 (is_gimple_min_lval): Allow invariant component ref parts.
17208 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17209 is_gimple_formal_tmp_reg): Remove declarations.
17210 * tree-cfg.c (verify_expr): Verify that variables with address
17211 taken do not have DECL_GIMPLE_REG_P set.
17212 * tree-mudflap.c (mf_build_check_statement_for): Use
17213 force_gimple_operand instead of gimplify_expr.
17215 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17217 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17218 schedulable rows to compute_split_row.
17220 2009-03-31 Ben Elliston <bje@au.ibm.com>
17223 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17226 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17228 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17229 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17230 * configure: Regenerate.
17231 * config.in: Regenerate.
17232 * config/rs6000/rs6000.opt (mtls-markers): Add.
17233 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17234 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17235 (tls_ld_aix, tls_ld_sysv): Likewise.
17236 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17237 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17239 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17241 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17243 2009-03-30 Jan Hubicka <jh@suse.cz>
17245 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17247 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17248 detection and label handling.
17250 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17252 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17253 left_conflicts_size.
17254 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17255 ALLOCNO_LEFT_CONFLICTS_SIZE.
17257 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17258 remove_allocno_from_bucket_and_push,
17259 allocno_spill_priority_compare, push_allocnos_to_stack,
17260 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17261 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17262 (setup_allocno_left_conflicts_num): Ditto. Rename to
17263 setup_allocno_left_conflicts_size.
17264 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17265 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17266 setup_allocno_left_conflicts_size instead of
17267 setup_allocno_left_conflicts_num.
17269 * ira-build.c (ira_create_allocno): Use
17270 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17271 ALLOCNO_LEFT_CONFLICTS_NUM.
17273 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17275 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17276 instead of DF_LR_OUT.
17278 * ira-lives.c (process_bb_node_lives): Ditto.
17280 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17281 instead of DF_LR_{OUT,IN}.
17283 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17285 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17287 2009-03-30 Jan Hubicka <jh@suse.cz>
17289 * except.c (label_to_region_map): Fix thinko.
17291 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17293 PR middle-end/38237
17294 * tree.h (tree_find_value): New declaration.
17295 * tree.c (tree_find_value): New function.
17296 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17298 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17301 * c-decl.c (struct c_binding): Add locus field.
17302 (bind): Add locus argument, set locus field from it.
17303 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17304 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17305 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17306 implicitly_declare, undeclared_variable, lookup_label,
17307 declare_label, c_make_fname_decl, c_builtin_function,
17308 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17311 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17314 * config/i386/i386.c (classify_argument): Check total size of
17317 2009-03-30 Martin Jambor <mjambor@suse.cz>
17319 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17320 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17321 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17324 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17325 seen_variable_array_ref while also traversing a union.
17327 * tree-inline.c (optimize_inline_calls): Do not call
17328 cgraph_node_remove_callees.
17329 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17330 (pass_remove_cgraph_callee_edges): New variable.
17331 * passes.c (init_optimization_passes): Add
17332 pass_remove_cgraph_callee_edges after early inlining and before all
17333 late intraprocedural passes.
17335 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17337 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17339 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17340 Fix typos in names.
17342 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17344 * combine.c (simplify_comparison): Use have_insn_for.
17345 * dojump.c (do_jump): Likewise.
17347 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17349 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17350 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17351 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17352 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17353 instead of sparc_compare_emitted.
17354 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17355 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17356 instead of sparc_compare_emitted.
17358 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17360 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17361 enter/exit cfglayout mode.
17362 (pass_partition_block): Require it.
17363 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17364 (combine_instructions): Track basic blocks instead of labels.
17365 (update_cfg_for_uncondjump): New.
17366 (try_combine): Use it. Update jumps after rescanning.
17367 (pass_combine): Require PROP_cfglayout.
17368 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17370 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17372 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17373 Provide/destroy PROP_cfglayout respectively.
17374 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17375 * tree-pass.h (PROP_cfglayout): New.
17377 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17379 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17380 fold_convert_const_fixed_from_fixed,
17381 fold_convert_const_fixed_from_int,
17382 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17383 set TREE_CONSTANT_OVERFLOW.
17384 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17385 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17387 2009-03-30 Ira Rosen <irar@il.ibm.com>
17389 * tree-vect-loop-manip.c: New file.
17390 * tree-vectorizer.c: Update documentation and included files.
17391 (vect_loop_location): Make extern.
17392 (rename_use_op): Move to tree-vect-loop-manip.c
17393 (rename_variables_in_bb, rename_variables_in_loop,
17394 slpeel_update_phis_for_duplicate_loop,
17395 slpeel_update_phi_nodes_for_guard1,
17396 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17397 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17398 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17399 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17400 find_loop_location): Likewise.
17401 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17402 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17403 get_vectype_for_scalar_type, vect_is_simple_use,
17404 supportable_widening_operation, supportable_narrowing_operation):
17406 (bb_in_loop_p): Move to tree-vect-loop.c.
17407 (new_loop_vec_info, destroy_loop_vec_info,
17408 reduction_code_for_scalar_code, report_vect_op,
17409 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17410 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17411 (vect_supportable_dr_alignment): Likewise.
17412 * tree-vectorizer.h (tree-data-ref.h): Include.
17413 (vect_loop_location): Declare.
17414 Reorganize function declarations according to the new file structure.
17415 * tree-vect-loop.c: New file.
17416 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17417 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17418 * tree-vect-data-refs.c: New file.
17419 * tree-vect-patterns.c (timevar.h): Don't include.
17420 * tree-vect-stmts.c: New file.
17421 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17422 tree-vect-slp.c, tree-vect-loop.c.
17423 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17424 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17425 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17426 (tree-vect-analyze.o): Remove.
17427 (tree-vect-transform.o): Likewise.
17428 (tree-vect-data-refs.o): Add rule.
17429 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17430 tree-vect-slp.o): Likewise.
17431 (tree-vect-patterns.o): Remove redundant dependencies.
17432 (tree-vectorizer.o): Likewise.
17433 * tree-vect-slp.c: New file.
17435 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17437 * optc-gen.awk: Warn if an option flag has multiple different
17440 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17442 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17443 -floop-block): Document dependences on PPL, CLooG and Graphite.
17445 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17447 PR rtl-optimization/323
17448 * c-common.c (c_fully_fold, convert_and_check,
17449 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17450 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17451 * c-common.def (EXCESS_PRECISION_EXPR): New.
17452 * c-cppbuiltin.c (builtin_define_float_constants): Define
17453 constants with enough digits for long double.
17454 * c-lex.c (interpret_float): Interpret constant with excess
17455 precision where appropriate.
17456 * c-opts.c (c_common_post_options): Set
17457 flag_excess_precision_cmdline. Give an error for
17458 -fexcess-precision=standard for C++ for processors where the
17459 option is significant.
17460 * c-parser.c (c_parser_conditional_expression): Handle excess
17461 precision in condition.
17462 * c-typeck.c (convert_arguments): Handle arguments with excess
17464 (build_unary_op): Move excess precision outside operation.
17465 (build_conditional_expr): Likewise.
17466 (build_compound_expr): Likewise.
17467 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17468 (build_modify_expr): Handle excess precision in RHS.
17469 (convert_for_assignment): Handle excess precision in converted
17471 (digest_init, output_init_element, process_init_element): Handle
17472 excess precision in initializer.
17473 (c_finish_return): Handle excess precision in return value.
17474 (build_binary_op): Handle excess precision in operands and add
17475 excess precision as needed for operation.
17476 * common.opt (-fexcess-precision=): New option.
17477 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17478 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17479 For standard excess precision, output explicit conversion to and
17480 truncation from XFmode.
17481 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17482 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17483 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17484 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17485 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17486 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17487 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17488 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17489 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17490 define_splits, sqrt<mode>2): Disable where appropriate for
17491 standard excess precision.
17492 * convert.c (convert_to_real): Do not shorten arithmetic to type
17493 for which excess precision would be used.
17494 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17495 * doc/invoke.texi (-fexcess-precision=): Document option.
17496 (-mfpmath=): Correct index entry.
17497 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17498 flag_excess_precision): New.
17499 * langhooks.c (lhd_post_options): Set
17500 flag_excess_precision_cmdline.
17501 * opts.c (common_handle_option): Handle -fexcess-precision=.
17502 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17503 init_excess_precision): New.
17504 (lang_dependent_init_target): Call init_excess_precision.
17505 * tree.c (excess_precision_type): New.
17506 * tree.h (excess_precision_type): Declare.
17508 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17511 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17512 non-lvalue to component.
17514 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17516 PR preprocessor/34695
17517 * Makefile.in (c-opts.o): Depend on c-tree.h.
17518 * c-common.c: Move down include of diagnostic.h.
17519 (done_lexing, c_cpp_error): New.
17520 * c-common.h (done_lexing): Declare.
17521 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17523 * c-opts.c: Include c-tree.h.
17524 (c_common_init_options): Set preprocessor error callback.
17525 (c_common_handle_option): Do not set preprocessor
17526 inhibit_warnings, warnings_are_errors, warn_system_headers,
17527 pedantic_errors or inhibit_warnings flags.
17528 (c_common_post_options): Do not check cpp_errors (parse_in).
17529 (c_common_finish): Do not output dependencies if there were
17530 errors. Do not check return value of cpp_finish.
17531 * c-ppoutput.c (pp_file_change): Set input_location.
17532 * c-tree.h (c_cpp_error): Declare.
17533 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17535 (diagnostic_build_prefix): Check override_column.
17536 * diagnostic.h (diagnostic_info): Add override_column field.
17537 (diagnostic_override_column): Define.
17539 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17541 * c-common.c (c_expand_expr, c_staticp): Remove.
17542 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17543 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17544 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17545 * c-gimplify.c (gimplify_compound_literal_expr,
17546 optimize_compound_literals_in_ctor): Remove.
17547 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17548 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17549 * c-semantics.c (emit_local_var): Remove.
17551 * langhooks-def.h (lhd_expand_expr): Remove.
17552 * langhooks.c (lhd_expand_expr): Remove.
17553 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17555 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17556 handling from c-semantics.c; don't call into langhook.
17557 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17558 * gimplify.c (gimplify_compound_literal_expr,
17559 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17560 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17561 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17562 as was done in c-gimplify.c.
17563 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17564 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17565 Move from c-common.h.
17566 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17568 * tree.c (staticp): Do not call langhook.
17569 * langhooks.c (lhd_staticp): Delete.
17570 * langhooks-def.h (lhd_staticp): Delete prototype.
17571 (LANG_HOOKS_STATICP): Delete.
17572 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17574 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17575 instead of DECL_STMTs.
17577 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17585 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17587 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17588 contained expression.
17589 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17590 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17591 conditional expressions for C.
17592 (decl_constant_value_for_optimization): Move from
17593 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17594 whether optimizing and that the expression is a VAR_DECL not of
17595 array type instead of doing such checks in the caller. Do not
17596 check pedantic. Call gcc_unreachable for C++.
17597 * c-common.def (C_MAYBE_CONST_EXPR): New.
17598 * c-common.h (c_fully_fold, c_save_expr,
17599 decl_constant_value_for_optimization): New prototypes.
17600 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17601 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17602 EXPR_INT_CONST_OPERANDS): Define.
17603 * c-convert.c (convert): Strip nops from expression.
17604 * c-decl.c (groktypename): Take extra parameters expr and
17605 expr_const_operands. Update call to grokdeclarator.
17606 (start_decl): Update call to grokdeclarator. Add statement for
17607 expressions used in type of decl.
17608 (grokparm): Update call to grokdeclarator.
17609 (push_parm_decl): Update call to grokdeclarator.
17610 (build_compound_literal): Add parameter non_const and build a
17611 C_MAYBE_COSNT_EXPR if applicable.
17612 (grokdeclarator): Take extra parameters expr and
17613 expr_const_operands. Track expressions used in declaration
17614 specifiers and declarators. Fold array sizes and track whether
17615 they are constant expressions and whether they are integer
17616 constant expressions.
17617 (parser_xref_tag): Set expr and expr_const_operands fields in
17619 (grokfield): Update call to grokdeclarator.
17620 (start_function): Update call to grokdeclarator.
17621 (build_null_declspecs): Set expr and expr_const_operands fields in
17623 (declspecs_add_type): Handle expressions in typeof specifiers.
17624 * c-parser.c (c_parser_declspecs): Set expr and
17625 expr_const_operands fields for declaration specifiers.
17626 (c_parser_enum_specifier): Likewise.
17627 (c_parser_struct_or_union_specifier): Likewise.
17628 (c_parser_typeof_specifier): Likewise. Update call to
17629 groktypename. Fold expression as needed. Return expressions with
17630 type instead of adding statements.
17631 (c_parser_attributes): Update calls to c_parser_expr_list.
17632 (c_parser_statement_after_labels): Fold expression before passing
17633 to objc_build_throw_stmt.
17634 (c_parser_condition): Fold expression.
17635 (c_parser_asm_operands): Fold expression.
17636 (c_parser_conditional_expression): Use c_save_expr. Update call
17637 to build_conditional_expr.
17638 (c_parser_alignof_expression): Update call to groktypename.
17639 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17640 original_code. Fold expression argument of va_arg. Create
17641 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17642 argument to va_arg. Update calls to groktypename. Fold array
17643 index for offsetof. Verify that first argument to
17644 __builtin_choose_expr has integer type.
17645 (c_parser_postfix_expression_after_paren_type): Update calls to
17646 groktypename and build_compound_literal. Handle expressions with
17647 side effects in type name.
17648 (c_parser_postfix_expression_after_primary): Update call to
17649 c_parser_expr_list. Set original_code for calls to
17650 __builtin_constant_p.
17651 (c_parser_expr_list): Take extra parameter fold_p. Fold
17652 expressions if requested.
17653 (c_parser_objc_type_name): Update call to groktypename.
17654 (c_parser_objc_synchronized_statement): Fold expression.
17655 (c_parser_objc_receiver): Fold expression.
17656 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17657 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17658 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17659 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17660 (struct c_typespec): Add elements expr and expr_const_operands.
17661 (struct c_declspecs): Add elements expr and expr_const_operands.
17662 (groktypename, build_conditional_expr, build_compound_literal):
17664 (in_late_binary_op): Declare.
17665 * c-typeck.c (note_integer_operands): New function.
17666 (in_late_binary_op): New variable.
17667 (decl_constant_value_for_broken_optimization): Move to c-common.c
17668 and rename to decl_constant_value_for_optimization.
17669 (default_function_array_conversion): Do not strip nops.
17670 (default_conversion): Do not call
17671 decl_constant_value_for_broken_optimization.
17672 (build_array_ref): Do not fold result.
17673 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17674 result when operand is a VLA.
17675 (c_expr_sizeof_type): Update call to groktypename. Handle
17676 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17677 result when operand names a VLA type.
17678 (build_function_call): Update call to build_compound_literal.
17679 Only fold result for calls to __builtin_* functions. Strip
17680 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17681 the function designator.
17682 (convert_arguments): Fold arguments. Update call to
17683 convert_for_assignment.
17684 (build_unary_op): Handle increment and decrement of
17685 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17686 decrement earlier. Fold operand of increment and decrement.
17687 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17688 built for integer operand. Wrap returns that are INTEGER_CSTs
17689 without being integer constant expressions or that have integer
17690 constant operands without being INTEGER_CSTs.
17691 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17692 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17693 result is an integer constant expression or can be used in
17694 unevaluated parts of one and avoid folding and wrap as
17695 appropriate. Fold operands before possibly doing -Wsign-compare
17697 (build_compound_expr): Wrap result for C99 if operands can be used
17698 in integer constant expressions.
17699 (build_c_cast): Update call to digest_init. Do not ignore
17700 overflow from casting floating-point constants to integers. Wrap
17701 results that could be confused with integer constant expressions,
17702 null pointer constants or floating-point constants.
17703 (c_cast_expr): Update call to groktypename. Handle expressions
17704 included in type name.
17705 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17706 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17707 Update calls to convert_for_assignment.
17708 (convert_for_assignment): Take new parameter
17709 null_pointer_constant. Do not strip nops or call
17710 decl_constant_value_for_broken_optimization. Set
17711 in_late_binary_op for conversions to boolean.
17712 (store_init_value): Update call to digest_init.
17713 (digest_init): Take new parameter null_pointer_constant. Do not
17714 call decl_constant_value_for_broken_optimization. pedwarn for
17715 initializers not constant expressions. Update calls to
17716 convert_for_assignment.
17717 (constructor_nonconst): New.
17718 (struct constructor_stack): Add nonconst element.
17719 (really_start_incremental_init, push_init_level, pop_init_level):
17720 Handle constructor_nonconst and nonconst element.
17721 (set_init_index): Call constant_expression_warning for array
17723 (output_init_element): Fold value. Set constructor_nonconst as
17724 applicable. pedwarn for initializers not constant expressions.
17725 Update call to digest_init. Call constant_expression_warning
17726 where constant initializers are required.
17727 (process_init_element): Use c_save_expr.
17728 (c_finish_goto_ptr): Fold expression.
17729 (c_finish_return): Fold return value. Update call to
17730 convert_for_assignment.
17731 (c_start_case): Fold switch expression.
17732 (c_process_expr_stmt): Fold expression.
17733 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17734 ensure statement expression is not evaluated in constant expression.
17735 (build_binary_op): Track whether results are integer constant
17736 expressions or may occur in such, disable folding and wrap results
17737 as applicable. Fold operands for -Wsign-compare warnings unless
17739 (c_objc_common_truthvalue_conversion): Handle results folded to
17740 integer constants that are not integer constant expressions.
17741 * doc/extend.texi: Document when typeof operands are evaluated,
17742 that condition of __builtin_choose_expr is an integer constant
17743 expression, and more about use of __builtin_constant_p in
17746 2009-03-29 Richard Guenther <rguenther@suse.de>
17748 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17749 propagate addresses of array references.
17751 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17753 * regmove.c (perhaps_ends_bb_p): Remove.
17754 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17755 from INSN and check that the main loop stays within that basic block.
17756 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17757 (regmove_forward_pass): Split out from regmove_optimize. Use
17758 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17759 (regmove_backward_pass): Split out from regmove_optimize. Use
17760 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17761 (regmove_optimize): Simplify.
17763 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17766 * config/i386/i386.c (classify_argument): Ignore flexible array
17767 member in struct and warn ABI change.
17769 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17771 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17773 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17774 (ix86_adjust_cost): Updated.
17776 2009-03-29 Jan Hubicka <jh@suse.cz>
17778 PR middle-end/28850
17779 * tree-pass.h (pass_cleanup_eh): New function.
17780 (remove_unreachable_regions): Break code handling RTL
17781 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17782 that can not be reached by runtime.
17783 (can_be_reached_by_runtime): New function.
17784 (label_to_region_map): New function.
17785 (num_eh_regions): New function.
17786 (rtl_remove_unreachable_regions): New function.
17787 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17788 (remove_eh_region): New function.
17789 * except.h: Include sbitmap and vecprim.
17790 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17791 num_eh_regions): Declare.
17792 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17793 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17794 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17795 (tree_empty_eh_handler_p): New function.
17796 (cleanup_empty_eh): New function.
17797 (cleanup_eh): New function.
17798 (pass_cleanup_eh): New function.
17800 2009-03-29 Jan Hubicka <jh@suse.cz>
17802 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17803 for removed regions.
17805 2009-03-29 Jan Hubicka <jh@suse.cz>
17807 * except.c (dump_eh_tree): Dump all datastructures.
17809 2009-03-29 Jan Hubicka <jh@suse.cz>
17811 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17812 (duplicate_eh_regions_1): Likewise.
17813 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17814 vector; call EH verification.
17815 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17816 Be ready for region being removed.
17818 2009-03-29 Jan Hubicka <jh@suse.cz>
17820 * bitmap.c (bitmap_last_set_bit): New function.
17821 * bitmap.h (bitmap_last_set_bit): Declare.
17823 2009-03-29 David Ayers <ayers@fsfe.org>
17826 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17827 by calling objc_compare_types and surpress warnings about
17828 incompatible C pointers that are compatible ObjC pointers.
17830 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17832 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17833 call initialize_inline_failed.
17834 (initialize_inline_failed): Move it from here ...
17835 * cgraph.c (initialize_inline_failed): ... to here.
17836 (cgraph_create_edge): Call initialize_inline_failed rather than
17837 setting inline_failed directly.
17839 2009-03-29 Ben Elliston <bje@au.ibm.com>
17842 * sysv4.opt (msdata): Improve comment.
17843 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17844 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17846 2009-03-29 Ben Elliston <bje@au.ibm.com>
17849 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17850 load and store attributes.
17852 2009-03-29 Ben Elliston <bje@au.ibm.com>
17854 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17855 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17856 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17857 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17858 __builtin_infq and __builtin_huge_valq.
17860 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17862 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17864 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17865 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17867 2009-03-28 Xinliang David Li <davidxl@google.com>
17869 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17870 (do_dbg_cnt): New function.
17872 2009-03-28 Jan Hubicka <jh@suse.cz>
17874 Merge from pretty-ipa:
17876 2009-03-27 Jan Hubicka <jh@suse.cz>
17878 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17879 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17880 * passes.c (function_called_by_processed_nodes_p): New.
17881 * ipa-pure-const.c (check_call): Fix handling of operands.
17882 (analyze_function): Dump debug output for skipped bodies.
17883 (local_pure_const): Use function_called_by_processed_nodes_p.
17884 * dwarf2out.c (reference_to_unused): Use output.
17885 * passes.c (do_per_function_toporder): Likewise.
17887 2008-11-12 Jan Hubicka <jh@suse.cz>
17889 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17890 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17891 state_set_in_source enum
17892 (check_decl): Ignore memory tags; do not set fake looping flags;
17894 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17895 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17896 (check_call, analyze_function): Rewrite.
17898 (add_new_function): Update call of analyze_function.
17899 (generate_summary): Add call of analyze_function.
17900 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17901 (local_pure_const): New function.
17902 (pass_local_pure_const): New pass.
17903 * ipa-inline.c (inline_transform): Set after_inlining.
17904 * tree-eh.c (stmt_can_throw_external): New.
17905 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17906 work with aliasing built.
17907 * tree-flow.h (stmt_can_throw_external): New.
17908 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17909 and local pure/const pass in early and late optimization queue.
17911 2009-03-28 Martin Jambor <mjambor@suse.cz>
17913 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17915 (fold_binary): Allow function decl aligment consideration is the
17916 second argument is integer constant one.
17917 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17918 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17919 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17921 2009-03-28 Jan Hubicka <jh@suse.cz>
17923 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17924 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17925 * function.h (rtl_data): Add nothrow flag.
17926 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17927 set DECL_NOTHROW for AVAILABLE functions.
17929 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17931 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17932 following vector keyword has expansion starting with pixel or bool
17933 keyword, expand vector to __vector and pixel or bool to __pixel or
17937 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17938 warn_if_disallowed_function_p): Removed.
17939 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17940 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17941 warning_if_disallowed_function_p.
17942 * flags.h (warn_if_disallowed_function_p,
17943 warn_disallowed_functions): Removed.
17944 * common.opt (Wdisallowed-function-list=): Removed.
17945 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17947 2009-03-28 Richard Guenther <rguenther@suse.de>
17949 PR tree-optimization/38723
17950 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17953 2009-03-28 Jan Hubicka <jh@suse.cz>
17955 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17956 test introduced by my previous patch.
17958 2009-03-28 Richard Guenther <rguenther@suse.de>
17960 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17961 the PHIs value undefined.
17963 2009-03-28 Jan Hubicka <jh@suse.cz>
17965 * tree-pass.h (pass_fixup_cfg): New pass.
17966 * ipa-inline.c (inline_transform): Set
17967 always_inline_functions_inlined/after_inlining.
17968 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17969 (pass_fixup_cfg): New pass.
17970 * passes.c (init_optimization_passes): Add fixup_cfg.
17972 2009-03-28 Richard Guenther <rguenther@suse.de>
17974 PR tree-optimization/38458
17975 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17976 argument use the arguments copy-of value.
17978 2009-03-28 Richard Guenther <rguenther@suse.de>
17980 PR tree-optimization/38180
17981 * tree-ssa-ccp.c (get_default_value): Simplify.
17982 (likely_value): Likewise.
17983 (surely_varying_stmt_p): Properly handle VOP case.
17984 (ccp_initialize): Likewise.
17985 (ccp_fold): Handle propagating through *&.
17986 (fold_const_aggregate_ref): Also handle decls.
17988 2009-03-28 Jan Hubicka <jh@suse.cz>
17990 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17991 * cgraph.h (cgraph_node): Likewise.
17992 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17993 (cgraph_reset_node): Use process flag.
17994 (cgraph_mark_functions_to_output): Likewise.
17995 (cgraph_expand_function): Likewise.
17996 (cgraph_expand_all_functions): Likewise.
17997 (cgraph_output_in_order): Likewise.
17998 * dwarf2out.c (reference_to_unused): Likewise.
17999 * passes.c do_per_function_toporder): Likewise.
18001 2009-03-28 Jan Hubicka <jh@suse.cz>
18003 Bring from lto-branch:
18005 2008-09-03 Doug Kwan <dougkwan@google.com>
18007 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
18008 enums instead of reason strings.
18009 * cgraph.c (cgraph_create_edge): Same.
18010 (cgraph_inline_failed_string): New function.
18011 * cgraph.h (cgraph_inline_failed_t): New enum type.
18012 (cgraph_inline_failed_string): New prototype.
18013 (struct cgraph_edge): Change type of INLINED_FAILED from constant
18014 char pointer to cgraph_inline_failed_t.
18015 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18016 (cgraph_default_inline_p): Ditto.
18017 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18018 to cgraph_inline_failed_t pointer.
18019 * cif-code.def: New file.
18020 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18022 (cgraph_check_inline_limits): Change type of REASON to pointer to
18023 cgraph_inline_failed_t. Replace reason strings with enums.
18024 (cgraph_default_inline_p): Ditto.
18025 (cgraph_recursive_inlining_p): Ditto.
18026 (update_caller_keys): Change type of FAILED_REASON to
18027 cgraph_inline_failed_t.
18028 (cgraph_set_inline_failed): Change type of REASON to pointer to
18029 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18030 convert enums to strings for text output.
18031 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18032 to be of type cgraph_inline_failed_t. Replace reason strings with
18033 enums. Call cgraph_inline_failed_string to covert enums
18034 to strings for text output.
18035 (cgraph_decide_inlining): Replace reason strings with enums.
18036 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18037 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18039 * tree-inline.c (expand_call_inline): Change type of REASON
18040 to cgraph_inline_failed_t. Replace reason strings with enums.
18041 Call cgraph_inline_failed_string for text output.
18042 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18045 2009-03-28 Jan Hubicka <jh@suse.cz>
18047 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18048 cgraph_clone_node): Remove master clone handling.
18049 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18050 * cgraph.h (master_clone): Remove.
18051 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18052 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18053 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18055 2009-03-28 Jan Hubicka <jh@suse.cz>
18057 * cgraph.c (cgraph_function_body_availability): Functions declared
18058 inline are always safe to assume that it is not going to be replaced.
18060 2009-03-28 Richard Guenther <rguenther@suse.de>
18062 PR tree-optimization/38513
18063 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18064 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18065 EXC_PTR_EXPR and FILTER_EXPR.
18066 (get_ref_from_reference_ops): Likewise.
18068 2009-03-28 Richard Guenther <rguenther@suse.de>
18070 PR tree-optimization/38968
18071 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18072 Use FLOOR_MOD_EXPR to compute misalignment.
18074 2009-03-28 Richard Guenther <rguenther@suse.de>
18076 PR tree-optimization/37795
18077 * tree.h (combine_comparisons): Declare.
18078 * fold-const.c (combine_comparisons): Export.
18079 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18081 (ifcombine_iforif): Use combine_comparisons.
18083 2009-03-28 Jan Hubicka <jh@suse.cz>
18085 * tree-eh.c (inlinable_call_p): New function.
18086 (make_eh_edges): Use it.
18087 (verify_eh_edges): Use it.
18088 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18089 * except.c (reachable_next_level): Add inlinable_function argument
18090 (sjlj_find_directly_reachable_regions): Update.
18091 (add_reachable_handler): Do not set saw_any_handlers.
18092 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18093 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18094 Add new inlinable call parameter.
18095 (can_throw_internal, can_throw_external): Update.
18096 * except.h (can_throw_internal_1, can_throw_external_1,
18097 foreach_reachable_handler): Update declaration.
18099 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18101 * config/arm/t-arm-coff, config/h8300/coff.h,
18102 config/i386/i386-aout.h, config/i386/i386-coff.h,
18103 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18104 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18105 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18106 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18107 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18108 sys-types.h: Remove.
18109 * Makefile.in: Remove protoize and fixproto support and references
18111 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18112 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18114 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18115 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18116 unprotoize$(exeext).
18117 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18118 (.PHONY): Don't depend on proto.
18119 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18120 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18121 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18122 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18123 build/gen-protos.o, build/scan.o, xsys-protos.h,
18124 build/fix-header$(build_exeext), build/fix-header.o,
18125 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18126 stmp-install-fixproto): Remove.
18127 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18128 SYSCALLS.c or fixproto files.
18129 (install-common): Don't install protoize.
18130 (install-headers-tar, install-headers-cpio, install-headers-cp):
18131 Don't depend on $(STMP_FIXPROTO).
18132 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18133 install fixproto files or write out fixproto settings.
18134 (uninstall): Don't uninstall protoize.
18135 * config.gcc (use_fixproto): Remove.
18136 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18137 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18138 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18139 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18140 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18141 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18142 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18143 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18144 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18145 * config/t-vxworks (STMP_FIXPROTO): Remove.
18146 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18147 STMP_FIXPROTO): Remove.
18148 * config.in, configure: Regenerate.
18149 * crtstuff.c (gid_t, uid_t): Don't undefine.
18150 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18151 (arm-*-coff, arm-*-aout: Remove target entries.
18152 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18153 Remove mention of AIX 4.1.
18154 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18155 * doc/invoke.texi (Running Protoize): Remove.
18156 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18157 (Protoize Caveats): Remove.
18158 * tsystem.h: Update comments on headers assumed to exist.
18160 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18162 * genautomata.c: Add a new year to the copyright. Add a new
18164 (struct insn_reserv_decl): Add comments for member bypass_list.
18165 (find_bypass): Remove.
18166 (insert_bypass): New.
18167 (process_decls): Use insert_bypass.
18168 (output_internal_insn_latency_func): Output all bypasses with the
18169 same input insn in one switch case.
18171 * rtl.def (define_bypass): Describe bypass choice.
18172 * doc/md.texi (define_bypass): Ditto.
18174 2009-03-27 Richard Guenther <rguenther@suse.de>
18176 * gimplify.c (mark_addressable): Export.
18177 * tree-flow.h (mark_addressable): Declare.
18178 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18179 * tree-ssa.c (verify_phi_args): Verify that address taken
18180 variables have TREE_ADDRESSABLE set.
18182 2009-03-27 Richard Guenther <rguenther@suse.de>
18184 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18185 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18186 Do not mark decls TREE_ADDRESSABLE.
18187 (build_fold_addr_expr): Adjust.
18188 (fold_addr_expr): Remove.
18189 (fold_unary): Use build_fold_addr_expr.
18190 (fold_comparison): Likewise.
18191 (split_address_to_core_and_offset): Likewise.
18192 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18194 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18195 (gimplify_modify_expr_to_memcpy): Mark source and destination
18197 * omp-low.c (create_omp_child_function): Mark the object decl
18199 (lower_rec_input_clauses): Mark the var we take the address of
18201 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18203 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18205 PR middle-end/39315
18206 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18207 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18209 2009-03-27 Richard Guenther <rguenther@suse.de>
18211 PR tree-optimization/39120
18212 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18214 (handle_lhs_call): Process return constraints. Add escape
18215 constraints if necessary.
18216 (handle_const_call): Fill out return constraints. Make nested
18217 case more precise. Avoid consttmp if possible.
18218 (handle_pure_call): Fill out return constraints. Avoid
18219 callused if possible.
18220 (find_func_aliases): Simplify call handling.
18222 2009-03-27 Richard Guenther <rguenther@suse.de>
18224 PR tree-optimization/39120
18225 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18226 as a representative.
18227 (solve_graph): Do propagate CALLUSED.
18228 (handle_pure_call): Use a scalar constraint from CALLUSED for
18230 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18233 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18236 * c-common.c (handle_aligned_attribute): Properly check alignment
18237 overflow. Use (1U << i) instead of (1 << i).
18239 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18241 * expr.h (get_mem_align_offset): Updated.
18243 * tree.h (tree_decl_common): Change align to "unsigned int" and
18244 move it before pointer_alias_set.
18246 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18247 Jakub Jelinek <jakub@redhat.com>
18250 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18251 gr_register_operand with gr_reg_or_0_operand.
18252 (cmpxchg_rel_di): Likewise.
18253 (sync_lock_test_and_set<mode>): Likewise.
18255 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18257 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18258 (true_regnum): Likewise.
18260 * rtlanal.c (subreg_info): Moved to ...
18261 * rtl.h (subreg_info): Here. New.
18262 (subreg_get_info): New.
18264 * rtlanal.c (subreg_get_info): Make it extern.
18266 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18269 * config/i386/i386.c (ix86_abi): New.
18270 (override_options): Handle -mabi=.
18271 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18272 (ix86_call_abi_override): Likewise.
18273 (init_cumulative_args): Likewise.
18274 (function_arg_advance): Likewise.
18275 (function_arg_64): Likewise.
18276 (function_arg): Likewise.
18277 (ix86_pass_by_reference): Likewise.
18278 (ix86_function_value_regno_p): Likewise.
18279 (ix86_build_builtin_va_list_abi): Likewise.
18280 (setup_incoming_varargs_64): Likewise.
18281 (is_va_list_char_pointer): Likewise.
18282 (ix86_init_machine_status): Likewise.
18283 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18284 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18285 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18286 (ix86_function_abi): Make it static and return enum calling_abi.
18287 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18289 (ix86_fn_abi_va_list): Updated.
18291 * config/i386/i386.h (ix86_abi): New.
18292 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18293 (CONDITIONAL_REGISTER_USAGE): Likewise.
18294 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18295 (machine_function): Likewise.
18297 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18299 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18300 (STACK_BOUNDARY): Likewise.
18301 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18303 * config/i386/i386.opt (mabi=): New.
18305 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18306 return enum calling_abi.
18307 (ix86_function_type_abi): Likewise.
18308 (ix86_function_abi): Removed.
18310 * doc/invoke.texi: Document -mabi= option for x86.
18312 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18314 * builtins.c (real_dconstp): Delete.
18315 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18317 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18318 Jakub Jelinek <jakub@redhat.com>
18321 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18322 (gen_subprogram_die): When a function is explicit, generate the
18323 DW_AT_explicit attribute.
18324 * langhooks.h (struct lang_hooks_for_decls): Add
18325 function_decl_explicit_p langhook.
18326 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18327 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18329 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18331 * builtins.c (fold_builtin_memory_op): Optimize memmove
18332 into memcpy if we can prove source and destination don't overlap.
18334 * tree-inline.c: Include gt-tree-inline.h.
18335 (clone_fn_id_num): New variable.
18336 (clone_function_name): New function.
18337 (tree_function_versioning): Use it.
18338 * Makefile.in (GTFILES): Add tree-inline.c.
18340 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18342 * BASE-VER: Change to 4.5.0.
18344 2009-03-27 Xinliang David Li <davidxl@google.com>
18346 PR tree-optimization/39557
18347 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18349 2009-03-27 Xinliang David Li <davidxl@google.com>
18351 PR tree-optimization/39548
18352 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18355 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18357 * c-common.c (pointer_int_sum): Use %wd on return from
18360 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18362 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18363 on return from tree_low_cst.
18365 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18368 * ginclude/stdarg.h (va_copy): Define also for
18369 __GXX_EXPERIMENTAL_CXX0X__.
18371 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18374 * builtins.h (c_strlen): Do not warn here.
18375 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18376 * c-common.c (pointer_int_sum): Take an explicit location.
18377 Warn about offsets out of bounds.
18378 * c-common.h (pointer_int_sum): Adjust declaration.
18380 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18382 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18385 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18388 * opts.c (warn_if_disallowed_function_p): Don't assume
18389 get_callee_fndecl must return non-NULL.
18391 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18393 PR rtl-optimization/39522
18394 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18395 when reg_reloaded_valid is set.
18397 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18399 * config/spu/divv2df3.c: New file.
18400 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18401 (DPBIT_FUNCS): Filter out _div_df.
18403 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18405 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18406 a jump insn, count that jump in the distance to the loop start.
18408 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18411 * config/sh/sh.c (calc_live_regs): Fix condition for global
18412 registers except PIC_OFFSET_TABLE_REGNUM.
18414 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18417 * doc/invoke.texi (-mconsole): New.
18419 (-mno-cygwin): New.
18421 (-mnop-fun-dllimport): New.
18425 (sub section "i386 and x86-64 Windows Options"): New.
18427 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18429 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18430 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18432 2009-03-25 Richard Guenther <rguenther@suse.de>
18434 PR middle-end/39497
18435 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18438 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18440 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18441 neither of haifa/selective schedulers are working.
18443 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18445 * doc/invoke.texi (Debugging Options): Fix description of
18446 -fno-merge-debug-strings.
18448 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18450 * config/cris/libgcc.ver: New version-script.
18451 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18453 * configure.ac <GAS features, nop mnemonic>: Add pattern
18454 crisv32-*-* for "nop".
18455 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18456 * configure: Regenerate.
18458 2009-03-24 Ira Rosen <irar@il.ibm.com>
18460 PR tree-optimization/39529
18461 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18462 mark_sym_for_renaming for the tag copied to the new vector
18465 2009-03-24 Arthur Loiret <aloiret@debian.org>
18467 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18468 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18469 EXTRA_SPEC_FUNCTIONS.
18470 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18471 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18472 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18473 -march and -mtune options.
18475 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18477 * config/m68k/t-rtems: Add m5329 multilib.
18479 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18480 Jakub Jelinek <jakub@redhat.com>
18483 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18486 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18489 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18490 instead of c_parser_expression_conv, if original_code isn't one of the
18491 4 allowed comparison codes, fail.
18493 2009-03-23 Richard Guenther <rguenther@suse.de>
18495 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18496 * tree.h (struct tree_type): Likewise.
18497 * reload.h (struct insn_chain): Likewise.
18498 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18499 * function.h (struct function): Likewise.
18500 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18502 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18504 PR tree-optimization/39516
18505 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18507 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18509 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18510 should be set true if BITS_PER_WORD of target is bigger than 32
18512 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18514 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18515 Translate -B-options to -rpath-link. Correct existing
18516 rpath-link and conditionalize on !nostdlib.
18518 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18520 * doc/extend.texi (Function Attributes, Variable Attributes):
18522 * doc/invoke.texi (Debugging Options, Optimize Options)
18523 (i386 and x86-64 Options, MCore Options): Likewise.
18525 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18528 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18529 it for block local namespace aliases.
18530 (gen_decl_die): Pass context_die to gen_namespace_die.
18532 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18535 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18536 minimum or maximum value.
18538 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18540 * reginfo.c (globalize_reg): Recompute derived reg sets.
18542 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18545 * libgcc2.c (mprotect): Do not use signed arguments for
18546 VirtualProtect, use DWORD arguments. Also fix the 'may
18547 be used uninitialized' warning for the np variable.
18549 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18552 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18553 functions using regparm calling conventions when not optimizing.
18554 (ix86_function_sseregparm): Similarly for sseregparm calling
18557 2009-03-19 Li Feng <nemokingdom@gmail.com>
18559 PR middle-end/39500
18560 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18561 dependence if the first conflict is after niter iterations.
18563 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18565 PR middle-end/38609
18566 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18567 functions with dynamic stack-pointer adjustments.
18569 2009-03-19 Ben Elliston <bje@au.ibm.com>
18571 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18572 option; change to -msdata=data.
18574 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18576 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18579 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18582 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18584 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18586 * doc/invoke.texi (Code Gen Options): Expand discussion of
18589 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18591 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18592 * matrix-reorg.c (struct matrix_info): Likewise.
18593 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18594 * rtl.h (struct mem_attrs): Likewise.
18595 * df.h (struct df): Likewise.
18596 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18597 * ira-int.h (struct ira_allocno): Likewise.
18598 * df-scan.c (struct df_collection_rec): Likewise.
18599 * ira.c (struct equivalence): Likewise.
18600 * function.c (struct temp_slot): Likewise.
18601 * cfgloop.h (struct loop): Likewise.
18604 * function.c (use_register_for_decl): When not optimizing, disregard
18605 register keyword for variables with types containing methods.
18607 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18609 PR middle-end/39447
18610 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18611 (is_simple_operand): Call contains_component_ref_p before calling data
18612 reference analysis that would fail on COMPONENT_REFs.
18614 * tree-vrp.c (search_for_addr_array): Fix formatting.
18616 2009-03-18 Richard Guenther <rguenther@suse.de>
18618 * tree-vect-transform.c (vect_loop_versioning): Fold the
18619 generated comparisons.
18620 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18621 (slpeel_tree_peel_loop_to_edge): Likewise.
18623 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18625 PR middle-end/37805
18626 * opts.c (print_specific_help): In addition to `undocumented',
18627 accept `separate' and `joined' flags if passed alone. Describe
18628 output by the first matched one of those.
18629 (common_handle_option): Skip over empty strings.
18630 * gcc.c (display_help): Fix help string for `--help='.
18631 * doc/invoke.texi (Option Summary, Overall Options): With
18632 `--help=', classes and qualifiers can both be repeated, but
18633 only the latter can be negated. One should not pass only
18634 negated qualifiers. Fix markup and examples.
18637 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18638 PR middle-end/37805
18639 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18640 and -fhelp=separate.
18642 2009-03-17 Jing Yu <jingyu@google.com>
18644 PR middle-end/39378
18645 * function.h (struct rtl_data): Move is_thunk from here...
18646 (struct function): ...to here.
18647 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18648 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18650 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18652 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18653 (alpha_output_function_end_prologue): Likewise.
18654 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18655 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18656 (rs6000_output_function_epilogue): Likewise.
18657 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18659 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18662 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18663 from different units in a single alternative.
18664 (*truncdfsf_i387): Ditto.
18665 (*truncxfsf2_mixed): Ditto.
18666 (*truncxfdf2_mixed): Ditto.
18668 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18670 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18671 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18674 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18675 unused non-artificial variables when not optimizing.
18678 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18679 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18680 NAMESPACE_DECL in its DECL_INITIAL.
18682 PR middle-end/39443
18683 * optabs.c (set_user_assembler_libfunc): New function.
18684 * expr.h (set_user_assembler_libfunc): New prototype.
18685 * c-common.c: Include libfuncs.h.
18686 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18687 for memcmp, memset, memcpy, memmove and abort.
18688 * Makefile.in (c-common.o): Depend on libfuncs.h.
18691 * dwarf2out.c (gen_inlined_enumeration_type_die,
18692 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18693 gen_tagged_type_instantiation_die): Removed.
18694 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18697 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18700 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18702 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18703 (check-parallel-%): Ditto.
18704 (check-consistency): Ditto.
18706 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18708 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18709 local variable rhs by NULL_TREE.
18711 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18714 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18716 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18719 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18721 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18724 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18725 for ms->sysv ABI calls only in 64bit mode.
18727 * config/i386/i386.md (untyped_call): Support 32bit.
18729 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18731 * doc/extend.texi: Replace x86_65 with x86_64.
18733 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18735 PR tree-optimization/39455
18736 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18737 mismatches for POINTER_TYPE_P (type).
18738 (number_of_iterations_le): Likewise.
18740 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18742 * config/picochip/picochip.c: Removed profiling support.
18743 * config/picochip/picochip.md: Removed profiling instruction.
18744 * config/picochip/picochip.h: Removed profiling builtin.
18746 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18748 * doc/install.texi (--with-host-libstdcxx): Document.
18750 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18753 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18754 generate a warning if the function name does not begin with
18755 "__vector" and the function has either the 'signal' or 'interrupt'
18756 attribute, from here to ...
18757 (avr_declare_function_name): ...here. New function.
18758 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18759 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18761 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18764 * cse.c (fold_rtx): Don't modify original const_arg1 when
18765 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18766 separate variable instead.
18767 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18768 from out of range shift counts.
18769 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18771 2009-03-13 Catherine Moore <clm@codesourcery.com>
18773 * config/i386/x-mingw32 (host-mingw32.o): Replace
18774 diagnostic.h with $(DIAGNOSTIC_H).
18776 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18779 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18781 * config/i386/sync.md (sync_compare_and_swap<mode>,
18782 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18783 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18785 (sync_double_compare_and_swapdi_pic,
18786 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18787 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18789 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18792 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18794 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18797 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18798 (avx_addsubv4df3): Likewise.
18799 (*avx_addsubv4sf3): Likewise.
18800 (sse3_addsubv4sf3): Likewise.
18802 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18805 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18807 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18810 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18811 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18812 registers for allocnos created from user-defined variables.
18814 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18817 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18818 of non-integer mode as well.
18820 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18822 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18823 for functions for which the parameter types are unknown.
18825 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18828 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18829 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18830 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18831 * config/i386/i386.c (ix86_local_alignment): For
18832 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18833 long long variables on the stack to avoid dynamic realignment.
18834 Allow the first argument to be a decl rather than type.
18835 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18837 2009-03-11 Nick Clifton <nickc@redhat.com>
18840 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18842 Add description to mno-lsim option.
18843 * config/mcore/mcore.h: Remove comment about deprecated m4align
18845 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18846 * doc/invoke.texi: Add description of mno-lsim and
18847 mstack-increment options.
18849 * config/fr30/fr30.opt: Document the -mno-lsim option.
18850 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18851 and -mno-lsim options.
18853 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18855 * fold-const.c (fold_comparison): Only call fold_inf_compare
18856 if the mode supports infinities.
18858 2009-03-11 Jason Merrill <jason@redhat.com>
18861 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18862 end already did. Notice GIMPLE_CALL modifications of the result.
18863 Don't copy debug information from an ignored decl or a decl from
18866 2009-03-10 Richard Guenther <rguenther@suse.de>
18867 Nathan Froyd <froydnj@codesourcery.com>
18869 PR middle-end/37850
18870 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18871 (__divMODE3): Likewise.
18873 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18875 PR tree-optimization/39394
18876 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18877 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18879 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18881 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18882 inline asms for register asm ("") declarations.
18884 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18886 * fold-const.c (fold_unary): Fix comment.
18888 2009-03-07 Jan Hubicka <jh@suse.cz>
18891 * tree-inline.c (setup_one_parameter): Do replacement of const
18892 argument by constant in SSA form.
18894 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18896 PR middle-end/38028
18897 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18898 determine alignment passed to assign_stack_local.
18899 (assign_parms_unsplit_complex): Likewise.
18900 * except.c (sjlj_build_landing_pads): Likewise.
18902 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18904 PR middle-end/39360
18905 * tree-flow.h (add_referenced_var): Return bool instead of void.
18906 * tree-dfa.c (add_referenced_var): Return result of
18907 referenced_var_check_and_insert call.
18908 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18909 of referenced_var_check_and_insert.
18912 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18913 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18914 DIE, don't emit it if abstract origin already has it.
18915 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18916 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18918 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18920 * genpreds.c (needs_variable): Fix parentheses at variable name
18922 (write_tm_constrs_h): Indent generated code.
18924 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18926 * doc/extend.texi (Function Attributes): Add documentation
18927 for isr attributes.
18929 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18932 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18933 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18935 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18937 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18940 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18943 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18944 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18946 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18948 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18949 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18950 constants instead of magic numbers.
18951 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18953 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18954 (x86_64_ms_abi_int_parameter_registers): Ditto.
18955 (x86_64_int_return_registers): Ditto.
18956 (ix86_maybe_switch_abi): Ditto.
18957 (ix86_expand_call): Ditto for clobbered_registers array.
18958 (ix86_hard_regno_mode_ok): Ditto.
18959 (x86_extended_QIreg_mentioned_p): Ditto.
18961 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18963 PR tree-optimization/39349
18964 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18966 * combine.c (gen_lowpart_for_combine): Use omode when generating
18969 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18971 PR rtl-optimization/39235
18972 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18974 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18976 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18978 2009-03-04 Richard Guenther <rguenther@suse.de>
18980 PR tree-optimization/39362
18981 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18982 that occur in abnormal PHIs should be varying.
18984 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18986 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18988 (simple_iv): Take loop as an argument instead of statement.
18989 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18990 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18992 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18994 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18995 * matrix-reorg.c (analyze_transpose): Ditto.
18996 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18997 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18998 * tree-predcom.c (ref_at_iteration): Ditto.
18999 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
19001 2009-03-04 Richard Guenther <rguenther@suse.de>
19003 PR tree-optimization/39358
19004 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
19005 escaped_id and callused_id.
19006 (solve_graph): Likewise.
19008 2009-03-04 Richard Guenther <rguenther@suse.de>
19010 PR tree-optimization/39339
19011 * tree-sra.c (try_instantiate_multiple_fields): Make it
19012 no longer ICE on the above.
19014 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19016 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19017 that fits within Pmode.
19019 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19021 PR middle-end/10109
19022 * tm.texi (LIBCALL_VALUE): Update description.
19024 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19026 PR middle-end/34443
19027 * doc/extend.texi (section): Update description.
19029 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19031 PR middle-end/39345
19032 * tree-inline.c (remapped_type): New.
19033 (can_be_nonlocal): Call remapped_type instead of remap_type.
19035 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19038 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19039 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19041 2009-03-03 Richard Guenther <rguenther@suse.de>
19043 PR middle-end/39272
19044 * tree.c (tree_nonartificial_location): New function.
19045 * tree.h (tree_nonartificial_location): Declare.
19046 * builtins.c (expand_builtin_memory_chk): Provide location
19047 of the call location for artificial function pieces.
19048 (maybe_emit_chk_warning): Likewise.
19049 (maybe_emit_sprintf_chk_warning): Likewise.
19050 (maybe_emit_free_warning): Likewise.
19051 * expr.c (expand_expr_real_1): Likewise.
19053 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19055 PR tree-optimization/39343
19056 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19057 COMPONENT_REF t has ARRAY_TYPE.
19059 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19061 PR middle-end/39335
19062 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19063 when the type precision of the induction variable should be
19064 larger than the type precision of nit.
19065 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19066 * graphite.c (graphite_loop_normal_form): Same.
19067 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19069 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19071 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19072 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19073 numbers to describe clobbered registers.
19074 (*call_value_0_rex64_ms_sysv): Ditto.
19075 * config/i386/mmx.md (mmx_emms): Ditto.
19076 (mmx_femms): Ditto.
19078 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19080 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19083 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19085 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19086 (spu_section_type_flags): New function.
19088 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19090 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19091 reg_class_contents of FLOAT_REGS into a temporary.
19093 2009-03-02 Richard Guenther <rguenther@suse.de>
19094 Ira Rosen <irar@il.ibm.com>
19096 PR tree-optimization/39318
19097 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19098 information to the vectorized statement.
19100 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19102 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19103 variable. Use defined names instead of magic constants for REX SSE
19106 2009-03-01 Richard Guenther <rguenther@suse.de>
19108 PR tree-optimization/39331
19109 * omp-low.c (lower_send_shared_vars): Do not receive new
19110 values for the reference of DECL_BY_REFERENCE parms or results.
19112 2009-03-01 Jan Hubicka <jh@suse.cz>
19115 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19116 BLOCK_NONLOCALIZED_VAR): New macros.
19117 (tree_block): Add nonlocalized_vars.
19118 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19119 gen_decl_die): Add origin argument. Allow generation of die with
19120 origin at hand only.
19121 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19122 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19124 (gen_block_die): Fix checking for unused blocks.
19125 (process_scope_var): Break out from .... ; work with origins only.
19126 (decls_for_scope) ... here; process nonlocalized list.
19127 (dwarf2out_ignore_block): Look for nonlocalized vars.
19128 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19130 (dump_scope_block): Dump them.
19131 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19132 (remap_block): Likewise.
19133 (can_be_nonlocal): New predicate.
19134 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19136 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19138 * configure: Regenerate.
19140 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19142 * optc-gen.awk: No need to duplicate option flags twice.
19143 Reuse help texts for duplicate options which do not have any.
19145 * gcc.c (display_help): Document --version.
19147 * gcc.c (main): If print_help_list and verbose_flag, ensure
19148 driver output comes before subprocess output.
19150 * optc-gen.awk: Assign all remaining fields to help string,
19151 space-separated, for multi-line help in *.opt.
19153 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19154 -Wno-pedantic-ms-format is for MinGW targets only.
19156 * doc/options.texi (Option file format): Fix bad indentation,
19157 restoring dropped sentence.
19159 2009-02-28 Jan Hubicka <jh@suse.cz>
19161 * tree-inline.c (tree_function_versioning): Output debug info.
19163 2009-02-28 Jan Hubicka <jh@suse.cz>
19166 * tree-inline.c (setup_one_parameter): Do not copy propagate
19167 arguments when not optimizing.
19169 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19172 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19173 (avx_addsubv4df3): Likewise.
19174 (*avx_addsubv4sf3): Likewise.
19175 (sse3_addsubv4sf3): Likewise.
19176 (*avx_addsubv2df3): Likewise.
19177 (sse3_addsubv2df3): Likewise.
19178 (avx_unpckhps256): Correct item selectors.
19179 (avx_unpcklps256): Likewise.
19180 (avx_unpckhpd256): Likewise.
19181 (avx_unpcklpd256): Likewise.
19183 2009-02-28 Jan Hubicka <jh@suse.cz>
19185 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19187 (copy_arguments_for_versioning): If var is declared don't declare it.
19188 (tree_function_versioning): First setup substitutions and then copy
19191 2009-02-27 Jan Hubicka <jh@suse.cz>
19194 * cgraph.h (varpool_output_debug_info): Remove.
19195 * cgraphunit.c (varpool_output_debug_info): Remove.
19196 * dwarf2out.c (deferred_locations_struct): New struct
19197 (deferred_locations): New type.
19198 (deferred_locations_list): New static var.
19199 (deffer_location): New function.
19200 (gen_variable_die): Use it.
19201 (decls_for_scope): Output info on local static vars.
19202 (dwarf2out_finish): Process deferred locations.
19203 * varpool.c (varpool_output_debug_info): Remove.
19205 2009-02-27 Jan Hubicka <jh@suse.cz>
19208 * tree.h (TREE_PROTECTED): Fix comment.
19209 (BLOCK_HANDLER_BLOCK): Remove.
19210 (struct tree_block): Remove handler_block add body_block.
19211 (inlined_function_outer_scope_p): New.
19212 (is_body_block): Remove.
19213 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19214 * dwarf2out.c (is_inlined_entry_point): Remove.
19215 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19216 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19218 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19219 * gimplify.c (gimplify_expr): Gimplify body blocks.
19220 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19221 block with multiple subblocks.
19222 (dump_scope_block): Prettier output; dump more flags and info.
19223 (dump_scope_blocks): New.
19224 (remove_unused_locals): Use dump_scope_blocks.
19225 * tree-flow.h (dump_scope_blocks): Declare.
19226 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19227 * stmt.c (is_body_block): Remove.
19228 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19229 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19231 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19233 PR middle-end/39308
19234 * graphite.c (graphite_loop_normal_form): Do not call
19235 number_of_iterations_exit from a gcc_assert.
19237 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19239 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19240 jumps if COND is NULL.
19241 (find_cond_jump): New function.
19242 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19243 * config/s390/s390.md: Remove z10_cobra attribute value.
19245 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19247 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19248 force_const_mem returns NULL_RTX.
19250 2009-02-26 Jan Hubicka <jh@suse.cz>
19253 * cgraph.h (varpool_output_debug_info): Remove.
19254 * cgraphunit.c (varpool_output_debug_info): Remove.
19255 * dwarf2out.c (deferred_locations_struct): New struct
19256 (deferred_locations): New type.
19257 (deferred_locations_list): New static var.
19258 (deffer_location): New function.
19259 (gen_variable_die): Use it.
19260 (decls_for_scope): Output info on local static vars.
19261 (dwarf2out_finish): Process deferred locations.
19262 * varpool.c (varpool_output_debug_info): Remove.
19264 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19266 PR rtl-optimization/39241
19267 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19268 to subreg_offset_representable_p.
19270 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19272 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19273 execute function prototype. Get f and nregs from max_reg_num
19274 and get_insns. Remove the first backward pass as it's dead,
19275 guard the forward pass by flag_expensive_optimizations.
19276 (rest_of_handle_regmove): Delete.
19277 (pass_regmove): Replace it with regmove_optimize.
19279 2009-02-25 Martin Jambor <mjambor@suse.cz>
19281 PR tree-optimization/39259
19282 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19283 calls_alloca function flags.
19284 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19285 calls are detected.
19287 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19289 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19290 flags_set_1_rtx, flags_set_1_set): Delete.
19291 (regmove_optimize): Do not call mark_flags_life_zones.
19293 2009-02-24 Julian Brown <julian@codesourcery.com>
19296 * config/arm/arm.c (require_pic_register): Only set
19297 cfun->machine->pic_reg once per function.
19299 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19301 * doc/invoke.texi (Link Options): Document an easier way to pass
19302 options that take arguments to the GNU linker using -Xlinker and -Wl.
19304 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19307 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19309 2009-02-24 Richard Guenther <rguenther@suse.de>
19312 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19314 2009-02-24 Richard Guenther <rguenther@suse.de>
19315 Zdenek Dvorak <ook@ucw.cz>
19317 PR tree-optimization/39233
19318 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19319 from converting them to a generic type.
19321 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19323 PR tree-optimization/39260
19324 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19325 contains a condition with a real type.
19326 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19328 2009-02-23 Jason Merrill <jason@redhat.com>
19331 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19332 narrowing_initializer_constant_valid_p.
19333 (narrowing_initializer_constant_valid_p): Don't return
19334 null_pointer_node for adding a pointer to itself.
19336 2009-02-23 Jan Hubicka <jh@suse.cz>
19339 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19342 2009-02-23 Jan Hubicka <jh@suse.cz>
19344 PR tree-optimization/37709
19345 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19346 * tree.h (block_ultimate_origin): Declare.
19347 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19348 * tree-ssa-live.c (remove_unused_scope_block_p):
19349 Eliminate blocks containig no instructions nor live variables nor
19351 (dump_scope_block): New function.
19352 (remove_unused_locals): Enable removal of dead blocks by default;
19353 enable dumping at TDF_DETAILS.
19355 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19357 * config/i386/i386.c (classify_argument): Don't allow COImode
19359 (function_arg_advance_32): Don't allow OImode.
19360 (function_arg_32): Likewise.
19361 (function_value_32): Likewise.
19362 (return_in_memory_32): Likewise.
19363 (function_arg_64): Remove OImode comment.
19365 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19368 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19369 ix86_expand_vector_set for V4DImode in 64bit mode only.
19370 (ix86_expand_vector_init_one_var): Likewise.
19372 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19374 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19376 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19379 * loop-iv.c: Revert last change.
19380 * emit-rtl.c: Likewise.
19382 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19385 * config/i386/i386.c (type_natural_mode): Remove an extra
19386 space in the warning message.
19387 (function_value_32): Handle 32-byte vector modes.
19388 (return_in_memory_32): Likewise.
19390 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19392 * loop-iv.c (truncate_value): New function.
19393 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19395 (lowpart_subreg): Move to...
19396 * emit-rtl.c: ...here.
19398 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19400 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19401 accidental and undocumented change at revision 140860.
19403 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19405 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19406 take gimple_seq * arguments.
19407 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19408 types_compatible_p langhook.
19410 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19411 Joseph Myers <joseph@codesourcery.com>
19413 * config/arm/arm.c (arm_builtin_va_list): New function.
19414 (arm_expand_builtin_va_start): Likewise.
19415 (arm_gimplify_va_arg_expr): Likewise.
19416 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19417 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19418 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19419 (va_list_type): New variable.
19420 (arm_mangle_type): Mangle va_list_type appropriately.
19422 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19424 PR middle-end/39157
19425 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19426 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19427 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19428 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19429 parameter to 1000 for -O1 by default.
19430 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19432 * loop-invariant.c: Include params.h.
19433 (move_loop_invariants): Don't call move_single_loop_invariants on
19436 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19438 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19439 offset when calculating bounds for indexing stack_usage_map. Fixes
19440 a buffer overflow with certain target setups.
19442 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19445 * calls.c (expand_call): Clear try_tail_call if caller and callee
19446 disagree in promotion of function return value.
19448 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19451 * c-common.c (c_determine_visibility): If visibility changed and
19452 DECL_RTL has been already set, call make_decl_rtl to update symbol
19455 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19458 * varasm.c (assemble_variable): Don't check DECL_NAME when
19459 globalizing a variable.
19461 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19464 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19465 expression before any __builtin_trap call.
19466 * c-typeck.c (build_function_call): Convert and check function
19467 arguments before generating a call to a trap. Evaluate the
19468 function arguments before the trap.
19470 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19473 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19474 (UNSPEC_FXAM_MEM): New unspec.
19475 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19476 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19477 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19479 2009-02-19 Richard Guenther <rguenther@suse.de>
19481 PR tree-optimization/39207
19482 PR tree-optimization/39074
19483 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19484 storedanything_tree): New.
19485 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19486 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19487 (build_succ_graph): Add edges from STOREDANYTHING to all
19489 (init_base_vars): Initialize STOREDANYTHING.
19490 (compute_points_to_sets): Free substitution info after
19491 building the succ graph.
19492 (ipa_pta_execute): Likewise.
19494 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19496 (do_ds_constraint): Do not add to special var or non-pointer
19498 (type_could_have_pointers): Split out from ...
19499 (could_have_pointers): ... here. For arrays use the element type.
19500 (create_variable_info_for): Initialize may_have_pointers.
19501 (new_var_info): Likewise.
19502 (handle_lhs_call): Make the HEAP variable unknown-sized.
19503 (intra_create_variable_infos): Use a type with pointers for
19504 PARM_NOALIAS, make it unknown-sized.
19506 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19509 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19511 2009-02-18 Jason Merrill <jason@redhat.com>
19514 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19515 value if DECL_EXTERNAL.
19516 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19517 * target.h (gcc_target::binds_local_p): Clarify "module".
19518 * tree.h (TREE_PUBLIC): Clarify "module".
19520 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19523 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19524 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19526 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19529 * c.opt (Wabi): Support C and ObjC.
19532 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19534 * config/i386/i386.c (classify_argument): Warn once about the ABI
19535 change when passing union with long double.
19537 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19539 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19542 * c-parser.c (c_parser_compound_statement): Always enter and leave
19545 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19548 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19550 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19552 PR tree-optimization/36922
19553 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19554 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19557 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19559 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19562 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19564 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19566 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19568 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19571 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19572 Richard Sandiford <rdsandiford@googlemail.com>
19574 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19575 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19576 (loongson_biadd): ...this.
19578 2009-02-17 Richard Guenther <rguenther@suse.de>
19580 PR tree-optimization/39202
19581 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19582 a var make sure to follow existing collapses.
19584 2009-02-17 Richard Guenther <rguenther@suse.de>
19586 PR middle-end/39214
19587 * langhooks.c (lhd_print_error_function): Check for NULL block.
19589 2009-02-17 Richard Guenther <rguenther@suse.de>
19591 PR tree-optimization/39204
19592 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19595 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19597 * config/soft-fp/double.h: Update from glibc CVS.
19599 2009-02-17 Richard Guenther <rguenther@suse.de>
19601 PR tree-optimization/39207
19602 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19603 strict-aliasing warnings for pointers pointing to NULL.
19605 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19608 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19609 skipping until next close brace.
19611 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19614 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19615 to function argument boundary.
19617 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19619 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19620 in the lea_add. Reload eventually constraints it properly.
19621 * config/picochip/constraints.md: Remove the target constraint
19622 "b", since it is not needed anymore.
19624 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19626 * gthr-dce.h: Uglify function parameter and local variable names.
19627 * gthr-gnat.h: Likewise.
19628 * gthr-mipssde.h: Likewise.
19629 * gthr-nks.h: Likewise.
19630 * gthr-posix95.h: Likewise.
19631 * gthr-posix.h: Likewise.
19632 * gthr-rtems.h: Likewise.
19633 * gthr-single.h: Likewise.
19634 * gthr-solaris.h: Likewise.
19635 * gthr-tpf.h: Likewise.
19636 * gthr-vxworks.h: Likewise.
19637 * gthr-win32.h: Likewise.
19639 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19642 * config/i386/i386.md: Restrict the new peephole2 to move
19643 between MMX/SSE registers.
19645 2009-02-15 Richard Guenther <rguenther@suse.de>
19648 2009-02-13 Richard Guenther <rguenther@suse.de>
19650 * configure.ac: Enable LFS.
19651 * configure: Re-generate.
19652 * config.in: Likewise.
19654 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19656 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19657 spu_srqwbyte, spu_srqwbytebc): Define.
19658 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19659 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19660 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19661 "shrqby_<mode>"): New insn-and-split patterns.
19662 * config/spu/spu.c (expand_builtin_args): Determine and return
19663 number of operands using spu_builtin_description data.
19664 (spu_expand_builtin_1): Use it.
19666 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19669 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19672 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19675 * config/i386/i386.c (override_options): Correct warning
19676 messages for -malign-loops, -malign-jumps and -malign-functions.
19678 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19681 * config/i386/i386.md: Restrict the new peephole2 to move
19682 between the general purpose registers.
19684 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19687 * config/i386/i386.c (type_natural_mode): Add a new argument.
19688 Return the original mode and warn ABI change if vector size is 32byte.
19689 (function_arg_advance): Updated.
19690 (function_arg): Likewise.
19691 (ix86_function_value): Likewise.
19692 (ix86_return_in_memory): Likewise.
19693 (ix86_sol10_return_in_memory): Likewise.
19694 (ix86_gimplify_va_arg): Likewise.
19695 (function_arg_32): Don't warn ABX ABI change here.
19696 (function_arg_64): Likewise.
19698 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19700 * loop-iv.c (implies_p): In the final case, test that operands 0
19701 of the two comparisons match.
19703 * config/bfin/bfin.c (find_prev_insn_start): New function.
19704 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19705 (find_next_insn_start): Move.
19707 2009-02-13 Richard Guenther <rguenther@suse.de>
19709 * configure.ac: Enable LFS.
19710 * configure: Re-generate.
19711 * config.in: Likewise.
19713 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19716 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19717 sizes on syntax error after some arguments have been parsed.
19719 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19721 * doc/invoke.texi (-fira): Remove.
19723 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19725 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19726 * recog.c: Likewise.
19729 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19731 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19732 (umul_ppmm): Likewise.
19733 (count_leading_zeros): Likewise.
19734 (count_trailing_zeros): Likewise.
19735 (UMUL_TIME): Likewise.
19737 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19739 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19740 soft-fp/t-softfp to tmake_file.
19742 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19743 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19744 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19745 IA64_BUILTIN_INFQ]: New.
19746 (ia64_init_builtins): Initialize __builtin_infq,
19747 __builtin_fabsq and __builtin_copysignq if not HPUX.
19748 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19749 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19751 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19753 (__fixtfti): Likewise.
19754 (__fixunstfti): Likewise.
19755 (__floattitf): Likewise.
19757 * config/ia64/libgcc-glibc.ver: New.
19758 * config/ia64/t-fprules-softfp: Likewise.
19759 * config/ia64/sfp-machine.h: Likewise.
19761 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19762 (LIBGCC2_TF_CEXT): Likewise.
19763 (TF_SIZE): Likewise.
19764 (TARGET_INIT_LIBFUNCS): Likewise.
19766 * config/ia64/t-glibc (SHLINB_MAPFILES):
19767 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19769 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19771 * config/i386/i386.c (construct_container): Rewrite processing
19772 BLKmode with X86_64_SSE_CLASS.
19774 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19777 * config/i386/i386.md: Replace simplify_replace_rtx with
19778 replace_rtx in the new peephole2.
19780 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19782 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19783 loop unrolling do not happen at -O2.
19785 2009-02-12 Michael Matz <matz@suse.de>
19787 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19789 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19791 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19794 2009-02-12 Ben Elliston <bje@au.ibm.com>
19796 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19797 patterns when updating the back chain. Missed in the 2009-02-10
19800 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19802 * doc/extend.texi (Decimal Floating Types): Update identifier of
19803 draft TR and list of missing support.
19805 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19807 PR middle-end/39154
19808 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19809 bit to variable length decl's flags, add it also to its
19810 pointer replacement variable.
19812 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19813 Jakub Jelinek <jakub@redhat.com>
19816 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19817 (memory_blockage): New expander.
19818 (*memory_blockage): New insn pattern.
19819 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19820 instead of general blockage at the end of function prologue when
19821 frame pointer is used to access red zone area. Do not emit blockage
19822 when profiling, it is emitted in generic code.
19823 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19824 function epilogue when frame pointer is used to access red zone area.
19826 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19829 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19830 by arithmetic with memory operands.
19831 * config/i386/predicates.md (commutative_operator): New.
19833 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19835 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19838 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19840 * alias.h (record_alias_subset): Declare.
19841 * alias.c (record_alias_subset): Make global.
19843 2009-02-10 Nick Clifton <nickc@redhat.com>
19845 * tree-parloops.c: Change license to GPLv3.
19846 * ipa-struct-reorg.c: Change license to GPLv3.
19847 * ipa-struct-reorg.h: Change license to GPLv3.
19849 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19852 * c-decl.c (start_struct): Return NULL on error.
19854 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19856 PR middle-end/39124
19857 * cfgloopmanip.c (remove_path): Call remove_bbs after
19858 cancel_loop_tree, not before it.
19861 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19862 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19863 VAR_DECLs were seen.
19864 * tree-ssa-live.c (remove_unused_locals): Recompute
19865 cfun->has_local_explicit_reg_vars.
19866 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19867 copies or clearings if cfun->has_local_explicit_reg_vars.
19869 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19872 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19873 of function prologue when frame pointer is used to access
19876 2009-02-10 Richard Guenther <rguenther@suse.de>
19878 PR middle-end/39127
19879 * gimplify.c (gimple_regimplify_operands): Always look if
19880 we need to create a temporary.
19882 2009-02-10 Richard Guenther <rguenther@suse.de>
19884 PR tree-optimization/39132
19885 * tree-loop-distribution.c (todo): New global var.
19886 (generate_memset_zero): Trigger TODO_rebuild_alias.
19887 (tree_loop_distribution): Return todo.
19889 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19892 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19893 (x86_64_reg_class_name): Removed.
19894 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19895 first one isn't X86_64_SSE_CLASS or any other ones aren't
19896 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19897 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19898 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19899 and 3 X86_64_SSEUP_CLASS.
19900 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19901 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19903 2009-02-10 Ben Elliston <bje@au.ibm.com>
19905 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19906 form instruction to update the stack back chain word, even if the
19907 user has disabled the generation of update instructions.
19908 (movdi_<mode>_update_stack): New.
19909 (movsi_update_stack): Likewise.
19910 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19911 always use an update form instruction to update the stack back
19914 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19916 PR middle-end/38953
19917 * graphite.c (if_region_set_false_region): After moving a region in
19918 the false branch of a condition, remove the empty dummy basic block.
19919 (gloog): Remove wrong fix for PR38953.
19921 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19923 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19924 generation due to implicit sign extension.
19926 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19928 PR middle-end/38981
19929 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19930 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19932 2009-02-09 Richard Guenther <rguenther@suse.de>
19934 PR middle-end/35202
19935 * convert.c (convert_to_real): Disable (float)fn((double)x)
19936 to fnf(x) conversion if errno differences may occur and
19937 -fmath-errno is set.
19939 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19941 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19942 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19943 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19945 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19948 * c-common.c (handle_alias_attribute): Disallow attribute for
19949 anything not a FUNCTION_DECL or VAR_DECL.
19951 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19954 * real.c (do_compare): Special-case compare of zero against
19955 decimal float value.
19957 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19960 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19961 as indicating flexible array members unless the field itself is
19962 being declarared as the incomplete array.
19964 2009-02-06 Jan Hubicka <jh@suse.cz>
19966 PR tree-optimization/38844
19967 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19968 is already inlined.
19970 2009-02-06 Richard Guenther <rguenther@suse.de>
19972 PR middle-end/38977
19973 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19974 fork because we may expand it as __gcov_fork.
19976 2009-02-06 Nick Clifton <nickc@redhat.com>
19978 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19980 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19982 PR tree-optimization/35659
19983 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19984 vn_phi_eq): Shortcut if hashcode does not match.
19985 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19987 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19988 and avoid iterative_hash_expr.
19989 (FOR_EACH_VALUE_ID_IN_SET): New.
19990 (value_id_compare): Remove.
19991 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19992 sort expressions by value id.
19994 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19997 * config/sh/predicates.md (general_movsrc_operand): Don't check
19998 the subreg of system registers here.
20000 2009-02-05 Jakub Jelinek <jakub@redhat.com>
20003 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
20004 on the copied decl.
20006 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
20008 PR rtl-optimization/39110
20009 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20010 addresses, not aligned ones.
20012 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20013 Richard Guenther <rguenther@suse.de>
20015 PR tree-optimization/39100
20016 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20017 comment says and add edges.
20019 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20022 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20023 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20025 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20027 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20028 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20029 register_bb_in_sese, new_sese, free_sese): Moved.
20030 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20031 outermost_loop_in_scop, build_scop_iteration_domain,
20032 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20033 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20034 Use loop_in_sese_p instead of loop_in_scop_p.
20035 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20036 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20037 (scopdet_basic_block_info): Fix bug in scop detection.
20038 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20039 eq_loop_to_cloog_loop): Remove.
20040 (nb_loops_around_loop_in_scop, nb_loop
20041 ref_nb_loops): Moved here...
20042 * graphite.h (ref_nb_loops): ... from here.
20043 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20044 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20045 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20046 * testsuite/gcc.dg/graphite/scop-19.c: New
20048 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20049 Hans-Peter Nilsson <hp@axis.com>
20051 PR rtl-optimization/37889
20052 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20053 Move offset handling from PLUS to before the switch. Use new
20054 arguments when considering SYMBOL_REFs too.
20055 (rtx_addr_can_trap_p): Pass dummy offset and size.
20056 (enum may_trap_p_flags): Remove.
20057 (may_trap_p_1): Pass size from MEM_SIZE.
20059 PR rtl-optimization/38921
20060 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20061 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20062 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20063 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20065 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20067 AVX Programming Reference (January, 2009)
20068 * config/i386/sse.md (*vpclmulqdq): New.
20070 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20072 PR tree-optimization/38977
20073 PR gcov-profile/38292
20074 * calls.c (special_function_p): Disregard __builtin_ prefix.
20076 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20078 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20079 non-indexable addresses even before reload.
20081 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20084 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20085 as having variable size. Do not give an error for unnamed
20086 parameters with [*] declarators. Give a warning for type names
20087 with [*] declarators and mark them as variable size.
20088 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20089 for sizeof applied to [*] type names.
20091 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20094 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20096 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20098 * gcc.c (process_command): Update copyright notice dates.
20099 * gcov.c (print_version): Likewise.
20100 * gcov-dump.c (print_version): Likewise.
20101 * mips-tfile.c (main): Likewise.
20102 * mips-tdump.c (main): Likewise.
20104 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20107 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20108 for composite type involving a zero-length array type.
20110 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20113 * function.c (match_asm_constraints_1): Skip over
20114 initial optional % in the constraint.
20116 PR inline-asm/39059
20117 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20118 supported, don't accept FIXED_CSTs.
20119 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20120 and _Sat is used without _Fract/_Accum. Set specs->type to
20121 integer_type_node for cts_fract/cts_accum if fixed point is not
20124 2009-02-02 Catherine Moore <clm@codesourcery.com>
20126 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20128 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20130 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20131 (ABI_HAS_64BIT_SYMBOLS): Use it.
20132 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20134 2009-02-02 Paul Brook <paul@codesourcery.com>
20136 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20138 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20140 PR inline-asm/39058
20141 * recog.h (asm_operand_ok): Add constraints argument.
20142 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20143 recurse on matching constraint.
20144 (check_asm_operands): Pass constraints as 3rd argument to
20145 asm_operand_ok. Don't look up matching constraint here.
20146 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20149 2009-02-02 Ben Elliston <bje@au.ibm.com>
20151 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20152 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20154 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20156 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20157 information. Remove some obsolete information. Reorganize.
20159 * config/pa/fptr.c: Revert license to GPL 2.
20160 * config/pa/milli64.S: Likewise.
20162 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20165 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20166 LIBRARY name in, instead of hard-coding it.
20167 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20168 extra target make frag to tmake_files according to EH model.
20169 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20170 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20171 frags that define makefile variable EH_MODEL appropriately.
20172 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20173 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20174 to "-sjlj" according to type of EH configured.
20175 (LIBGCC_SONAME): Concatenate it to shared library base name.
20176 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20177 to "_sjlj" according to type of EH configured.
20178 (LIBGCC_SONAME): Concatenate it to shared library base name.
20179 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20180 (SHLIB_LINK): Add missing semicolon to if-else construct.
20181 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20182 string value of "pe_dll" command-line option.
20183 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20184 (SHLIB_SONAME): Use it when overriding t-cygming default.
20185 (SHLIB_IMPLIB): Override t-cygming default.
20186 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20187 string value of "pe_dll" command-line option.
20189 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20192 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20193 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20195 2009-01-31 Richard Guenther <rguenther@suse.de>
20197 PR tree-optimization/38937
20198 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20199 computing the transitive closure.
20201 2009-01-30 Richard Guenther <rguenther@suse.de>
20203 PR tree-optimization/39041
20204 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20205 Propagate variable indices only if the types match for this stmt.
20207 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20210 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20211 inline but never defined.
20213 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20215 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20216 (*insv_h_di_reg_extimm): New insn.
20217 (*insv_l<mode>_reg_extimm): New insn.
20219 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20221 * config/picochip/picochip.c (flag_conserve_stack): set
20222 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20223 fconserve-stack. Reduce call-overhead used by inliner.
20225 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20228 * common.opt (flag_conserve_stack): Initialised to zero.
20230 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20233 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20234 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20237 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20239 * ira-color.c (allocno_reload_assign): Update comments.
20240 * regmove.c (regmove_optimize): Likewise.
20244 2009-01-29 Robert Millan <rmh@aybabtu.com>
20246 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20247 * config/i386/kopensolaris-gnu.h: New file. Undefine
20248 `MD_UNWIND_SUPPORT'.
20249 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20251 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20253 PR tree-optimization/39007
20254 * tree-loop-distribution.c (generate_builtin): Use
20255 recompute_dominator to compute the immediate dominator of the
20256 basic block just after the loop.
20258 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20260 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20261 (ASM_OUTPUT_DWARF_PCREL): Define.
20263 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20265 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20266 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20267 global. Modify entries about regmove and IRA.
20269 * ra-conflict.c: Remove the file.
20271 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20273 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20274 (pass_regclass_init): Rename to pass_reginfo_init.
20276 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20278 * toplev.h (flag_ira): Remove.
20280 * caller-save.c (setup_save_areas): Remove flag_ira.
20282 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20284 * global.c: Remove the file.
20286 * opts.c (decode_options): Remove flag_ira.
20288 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20290 * regmove.c: Modify file description.
20291 (find_use_as_address, try_auto_increment): Define them only if
20292 AUTO_INC_DEC is defined.
20293 (replacement_quality, replace_in_call_usage, fixup_match_1,
20294 stable_and_no_regs_but_for_p): Remove.
20295 (reg_set_in_bb): Make it static.
20296 (regmove_optimize): Remove flag_ira and code which worked for
20299 * local-alloc.c: Remove the file.
20301 * common.opt (fira): Remove.
20303 * ira.c: Include except.h.
20304 (eliminable_regset): Move from global.c.
20305 (mark_elimination): Ditto. Remove flag_ira.
20306 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20307 equiv_mem_modified, validate_equiv_mem_from_store,
20308 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20309 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20310 no_equiv, recorded_label_ref): Move from local-alloc.c.
20311 (update_equiv_regs): Ditto. Make it static.
20312 (print_insn_chain, print_insn_chains): Move it from global.c.
20313 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20314 (build_insn_chain): Ditto. Make it static.
20315 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20316 Rename to init_live_subregs.
20317 (gate_ira): Remove flag_ira.
20319 * regclass.c: Rename reginfo.c. Change file description.
20320 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20321 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20322 (init_reg_sets_1): Remove code for evaluation of
20323 reg_class_superclasses and losing_caller_save_reg_set.
20324 (init_regs): Remove init_reg_autoinc.
20325 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20326 ok_for_base_p_nonstrict): Remove.
20327 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20328 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20329 corresponding entries.
20330 (dump_regclass, record_operand_costs, scan_one_insn,
20331 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20332 record_address_regs, auto_inc_dec_reg_p): Remove.
20333 (gt-regclass.h): Rename to gt-reginfo.h.
20335 * rtl.h (dump_global_regs, retry_global_alloc,
20336 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20338 * Makefile.in (RA_H): Remove.
20339 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20340 Rename regclass.o to reginfo.o.
20341 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20343 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20344 (GTFILES): Rename regclass.c to reginfo.c.
20346 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20347 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20349 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20350 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20352 (finish_spills): Ditto. Remove code for !flag_ira.
20354 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20356 PR middle-end/35854
20357 * doc/invoke.texi (rtl debug options): Complete rewrite.
20358 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20360 * mode-switching.c (pass_mode_switching): Rename pass from
20361 "mode-sw" to "mode_sw".
20362 * except.c (pass_convert_to_eh_ranges): Rename pass from
20363 "eh-ranges" to "eh_ranges".
20364 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20368 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20369 Alexander Monakov <amonakov@ispras.ru>
20371 PR middle-end/38857
20372 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20374 (move_exprs_to_boundary): Change return type and pass through
20375 should_move from move_op. Relax assert. Update usage ...
20376 (schedule_expr_on_boundary): ... here. Use should_move instead of
20378 (move_op_orig_expr_found): Indicate that insn was disconnected from
20380 (code_motion_process_successors): Do not call after_merge_succs
20381 callback if original expression was not found when traversing any of
20383 (code_motion_path_driver): Change return type. Update prototype.
20384 (move_op): Update comment. Add a new parameter (should_move). Update
20385 prototype. Set *should_move based on indication provided by
20386 move_op_orig_expr_found.
20388 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20390 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20391 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20392 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20393 * config/rs6000/rs6000.c (rs6000_override_options): Default
20394 avoid-indexed-addresses on for Power6, off for everything else.
20395 (avoiding_indexed_address_p): New function.
20396 (rs6000_legitimize_address): Use it.
20397 (rs6000_legitimate_address): Likewise.
20398 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20400 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20402 PR tree-optimization/38997
20403 * tree-loop-distribution.c (generate_memset_zero): Use
20404 POINTER_PLUS_EXPR for a pointer addition.
20406 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20408 * config/s390/s390.md (bswap<mode>2): New pattern added.
20410 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20412 * config/s390/s390.md (*tls_load_31): Added type attribute.
20414 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20416 * config/s390/s390.md: Fix a few comments.
20418 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20420 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20421 (*tm<mode>_full): Fixed z10prop attribute.
20422 (*tst<mode>_extimm): Fixed z10prop attribute.
20423 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20424 (*tstqiCCT_cconly): Fixed z10prop attribute.
20425 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20426 (*movsi_larl): Fixed z10prop attribute.
20427 (*movsi_zarch): Fixed z10prop attribute.
20428 (*movsi_eas): Fixed z10prop attribute.
20429 (*movhi): Fixed z10prop attribute.
20430 (*movqi): Fixed z10prop attribute.
20431 (*movstrictqi): Fixed z10prop attribute.
20432 (*mov<mode>): Fixed z10prop attribute.
20433 (*movcc): Fixed z10prop attribute.
20434 (*sethighpartdi_64): Fixed z10prop attribute.
20435 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20436 (*negdi2_sign_cc): Fixed z10prop attribute.
20437 (*negdi2_sign): Fixed z10prop attribute.
20438 (*absdi2_sign_cc): Fixed z10prop attribute.
20439 (*absdi2_sign): Fixed z10prop attribute.
20440 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20441 (*negabsdi2_sign): Fixed z10prop attribute.
20442 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20443 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20444 (doloop_si64): Fixed z10prop attribute.
20445 (doloop_si31): Fixed z10prop attribute.
20446 (doloop_long): Fixed z10prop attribute.
20447 (indirect_jump): Fixed z10prop attribute.
20448 (nop): Fixed z10prop attribute.
20449 (main_base_64): Fixed z10prop attribute.
20450 (reload_base_64): Fixed z10prop attribute.
20452 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20454 PR rtl-optimization/38740
20455 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20457 * config/mips/mips.c (mips_reorg): Likewise.
20459 2009-01-28 Richard Guenther <rguenther@suse.de>
20461 PR tree-optimization/38926
20462 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20463 with the correct value id to a value.
20464 (do_regular_insertion): Use the value number of edoubleprime
20465 for the value number of the expr.
20468 2008-08-21 Richard Guenther <rguenther@suse.de>
20470 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20471 a PHI ask VN if it is already available.
20472 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20473 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20475 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20477 PR middle-end/38934
20478 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20479 set to varying whenever max has TREE_OVERFLOW set, similarly
20480 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20482 2009-01-28 Richard Guenther <rguenther@suse.de>
20484 PR middle-end/38908
20485 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20486 uninitialized aggregate uses in call arguments.
20488 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20490 PR tree-optimization/38984
20491 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20492 the nothing_id variable if -fno-delete-null-pointer-checks.
20494 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20497 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20498 (set_got_offset_rex64): Ditto.
20500 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20503 * doc/extend.texi: Improve local variable with asm reg.
20505 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20507 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20508 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20509 was not supplied then set warn_packed_bitfield_compat to the
20510 default value of 1.
20511 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20514 2009-01-27 Richard Guenther <rguenther@suse.de>
20516 PR tree-optimization/38503
20517 * cfgexpand.c (expand_gimple_basic_block): Ignore
20518 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20519 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20520 variables that cannot have TBAA applied.
20521 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20524 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20526 PR middle-end/38969
20527 * calls.c (initialize_argument_information): Do not wrap complex
20528 arguments in SAVE_EXPR.
20530 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20532 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20533 (INSTALL_LIBGCC): Revert typo commit.
20535 2009-01-26 Richard Guenther <rguenther@suse.de>
20537 PR tree-optimization/38745
20538 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20539 from special handling.
20541 2009-01-26 Richard Guenther <rguenther@suse.de>
20543 PR tree-optimization/38745
20544 * tree-ssa.c (execute_update_addresses_taken): Do not include
20545 variables that cannot possibly be a register in not_reg_needs.
20546 Do not clear TREE_ADDRESSABLE on vars that may not become
20548 * tree-ssa.c (update_alias_info_1): Include those in the set
20549 of addressable vars.
20551 2009-01-26 Richard Guenther <rguenther@suse.de>
20553 PR middle-end/38851
20554 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20555 * tree-ssa-dse.c: Include langhooks.h
20556 (execute_simple_dse): Remove stores with zero size.
20558 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20561 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20564 2009-01-24 Julian Brown <julian@codesourcery.com>
20566 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20567 config/arm/linux-atomic.c.
20568 * config/arm/linux-atomic.c: New.
20570 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20572 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20573 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20574 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20576 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20579 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20582 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20584 PR tree-optimization/38953
20585 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20586 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20587 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20588 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20591 2009-01-24 Paul Brook <paul@codesourcery.com>
20593 * config/arm/neon.md (neon_type): Move to arm.md.
20594 (neon_mov<VSTRUCT>): Add neon_type attribute.
20595 * config/arm/arm.md (neon_type): Move to here.
20596 (conds): Add "unconditioal" and use as default for NEON insns.
20598 2009-01-24 Ben Elliston <bje@au.ibm.com>
20600 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20601 void *' warning from -Wc++-compat.
20602 * Makefile.in (dominance.o-warn): Remove.
20604 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20606 PR tree-optimization/38932
20607 * fold-const.c (fold_unary_ignore_overflow): New.
20608 * tree.h (fold_unary_ignore_overflow): Declare.
20609 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20610 * tree-ssa-sccvn.c (visit_reference_op_load,
20611 simplify_unary_expression): Likewise.
20613 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20615 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20616 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20617 regardless of their type.
20618 * c-common.c (handle_packed_attribute): Don't ignore packed on
20620 * c.opt (Wpacked-bitfield-compat): New warning option.
20621 * stor-layout.c (place_field): Warn if offset of a field changed.
20622 * doc/extend.texi (packed): Mention the ABI change.
20623 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20624 (Warning Options): Add it to the list.
20626 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20628 * c-opts.c (c_common_post_options): Fix a typo in comments.
20630 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20632 PR middle-end/38615
20633 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20634 variables to static.
20635 * doc/invoke.texi (-fmerge-all-constants): Update description.
20637 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20640 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20641 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20643 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20645 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20647 (LOCAL_ALIGNMENT): Similarly.
20649 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20650 Joseph Myers <joseph@codesourcery.com>
20652 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20653 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20654 * config/arm/arm-tune.md: Regenerate.
20655 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20658 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20660 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20661 version number to five.
20663 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20666 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20667 * c-common.c (set_underlying_type): Likewise.
20668 (is_typedef_decl ): Likewise
20670 (set_underlying_type): Likewise.
20671 (is_typedef_type): Likewise.
20673 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20675 PR middle-end/38587
20676 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20679 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20682 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20683 (LIBGCC_SPEC): Don't define.
20684 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20686 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20688 PR rtl-optimization/38879
20689 * alias.c (base_alias_check): Unaligned access via AND address can
20690 alias all surrounding object types except those with sizes equal
20691 or wider than the size of unaligned access.
20693 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20696 * c-decl.c (clone_underlying_type): Move this ...
20697 * c-common.c (set_underlying_type): ... here.
20698 Also, make sure the function properly sets TYPE_STUB_DECL() on
20699 the newly created typedef variant type.
20700 (is_typedef_decl ): New entry point.
20701 * tree.h: Added a new member member_types_needing_access_check to
20702 struct tree_decl_non_common.
20703 (set_underlying_type): New entry point.
20704 (is_typedef_type): Likewise.
20706 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20708 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20709 Check whether two instructions have memory references that
20710 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20711 are helper functions for traversing.
20712 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20713 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20714 not to draw dependency edge for instructions with non-conflicting
20717 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20720 * longlong.h: Update copyright years. Use soft-fp license notice.
20721 Sync __clz_tab declaration with glibc.
20723 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20726 * doc/extend.texi (syscall_linkage): New.
20727 (version_id): Modify.
20729 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20730 Richard Guenther <rguenther@suse.de>
20732 PR tree-optimization/38747
20733 PR tree-optimization/38748
20734 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20735 conversion if the base address is an indirect reference and the
20736 aliasing sets could cause issues.
20738 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20740 * common.opt (fgraphite, fgraphite-identity): Add comment for
20741 explaining why these options are not documented.
20743 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20745 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20746 gimple_call_lhs is NULL.
20748 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20751 * emit-rtl.c (adjust_address_1): Make sure memref is never
20754 2009-01-20 Ben Elliston <bje@au.ibm.com>
20756 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20757 const qualifier from arg parameter. Remove unnecessary cast to char *.
20758 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20759 const qualifier from arg 2.
20761 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20763 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20765 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20768 * rtl.h (reinit_regs): New prototype.
20769 * regclass.c: Include ira.h.
20770 (reinit_regs): New.
20771 * Makefile.in (regclass.o): Add ira.h.
20772 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20774 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20777 * c-common.c (handle_aligned_attribute): Use
20778 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20779 default alignment value.
20781 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20783 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20784 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20786 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20787 __BIGGEST_ALIGNMENT__.
20789 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20791 2009-01-18 Richard Guenther <rguenther@suse.de>
20793 PR tree-optimization/38819
20794 * tree-flow.h (operation_could_trap_helper_p): Declare.
20795 * tree-eh.c (operation_could_trap_helper_p): Export.
20796 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20797 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20798 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20799 are about to insert a possibly trapping instruction and fail
20802 2009-01-18 Andreas Schwab <schwab@suse.de>
20804 * doc/install.texi (Configuration): Remove obsolete paragraph
20805 about use of --with-gnu-ld with --with-gnu-as.
20807 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20809 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20810 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20811 Follow spelling conventions.
20813 2009-01-18 Ben Elliston <bje@au.ibm.com>
20815 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20816 C++ warning about implicit conversion from void * to struct
20818 (bitmap_obstack_free): Likewise for bitmap_element *.
20819 * Makefile.in (bitmap.o-warn): Remove.
20821 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20823 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20825 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20826 Tobias Grosser <tobi.grosser@amd.com>
20828 * graphite.c (graphite_trans_scop_block): Do not block single
20831 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20833 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20834 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20835 test with assertion.
20837 2009-01-16 Richard Guenther <rguenther@suse.de>
20839 PR tree-optimization/38835
20840 PR middle-end/36227
20841 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20842 and INT + PTR -> (INT)(PTR p+ INT) folding.
20843 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20845 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20848 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20849 the subreg from a lowpart subreg if it is also casting the value.
20851 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20852 Tobias Grosser <tobi.grosser@amd.com>
20854 * graphite.c (compare_prefix_loops): New.
20855 (build_scop_canonical_schedules): Rewritten.
20856 (graphite_transform_loops): Move build_scop_canonical_schedules
20857 after build_scop_iteration_domain.
20859 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20860 Tobias Grosser <tobi.grosser@amd.com>
20862 * graphite.c (add_conditions_to_domain): Add the loops to
20863 the dimension of the iteration domain. Do copy the domain
20864 only when it exists.
20865 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20866 (add_conditions_to_constraints): New.
20867 (can_generate_code_stmt, can_generate_code): Removed.
20868 (gloog): Do not call can_generate_code.
20869 (graphite_transform_loops): Call add_conditions_to_constraints
20870 after building the iteration domain.
20872 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20874 PR tree-optimization/38789
20875 * tree-ssa-threadedge.c
20876 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20877 __builtin_constant_p.
20879 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20881 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20882 examined before deleting them.
20884 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20886 * function.c (aggregate_value_p): Correctly extract the function
20887 type from CALL_EXPR_FN lookup.
20889 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20891 * config/picochip/picochip.c (picochip_override_options): Revert
20892 CFI asm flag disable commited previously.
20894 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20895 Tobias Grosser <tobi.grosser@amd.com>
20896 Jan Sjodin <jan.sjodin@amd.com>
20898 * graphite.c (scan_tree_for_params): On substractions negate
20899 all the coefficients of the term.
20900 (clast_to_gcc_expression_red): New. Handle reduction expressions
20901 of more than two operands.
20902 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20903 (get_vdef_before_scop): Handle also the case of default definitions.
20905 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20907 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20908 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20909 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20911 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20912 Joey Ye <joey.ye@intel.com>
20914 PR middle-end/37843
20915 * cfgexpand.c (expand_stack_alignment): Don't update stack
20916 boundary nor check incoming stack boundary here.
20917 (gimple_expand_cfg): Update stack boundary and check incoming
20918 stack boundary here.
20920 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20922 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20924 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20926 PR rtl-optimization/38245
20927 * calls.c (expand_call): Add stack arguments to
20928 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20929 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20930 in regs and partially in memory or BLKmode arguments.
20931 (emit_library_call_value_1): Add stack arguments to
20932 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20933 ACCUMULATE_OUTGOING_ARGS).
20934 * dce.c: Include tm_p.h.
20935 (find_call_stack_args): New function.
20936 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20938 (mark_insn): Call find_call_stack_args for CALL_Ps.
20939 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20940 forwards. Allocate and free arg_stores bitmap if needed, pass it
20941 down to deletable_insn_p, don't mark stores set in arg_stores
20942 bitmap, clear the bitmap at the beginning of each bb.
20943 * Makefile.in (dce.o): Depend on $(TM_P_H).
20945 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20948 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20949 to make sure the insn is a conditional test (bug 22599). Reformat a
20952 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20954 PR middle-end/38431
20955 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20956 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20957 (gloog): Do not call cleanup_tree_cfg.
20958 (graphite_transform_loops): Call cleanup_tree_cfg after all
20959 scops have been code generated.
20961 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20962 * doc/gty.texi (Invoking the garbage collector): Added new node
20963 and section documenting ggc_collect.
20965 2009-01-14 Richard Guenther <rguenther@suse.de>
20967 PR tree-optimization/38826
20968 PR middle-end/38477
20969 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20970 initialization notes only if we actually emitted a warning.
20971 (intra_create_variable_infos): Add constraints for a result decl
20972 that is passed by hidden reference.
20973 (build_pred_graph): Mark all related variables non-direct on
20976 2009-01-14 Nick Clifton <nickc@redhat.com>
20978 * ira-conflicts.c: Include addresses.h for the definition of
20980 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20981 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20983 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20986 * Makefile.in (ira-lives.o): Add except.h.
20988 * ira-lives.c: Include except.h.
20989 (process_bb_node_lives): Process can_throw_internal.
20991 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20993 PR rtl-optimization/38774
20994 * combine.c (simplify_set): When undoing cc_use change, don't do
20995 PUT_CODE on the newly created comparison, but instead put back the
20998 2009-01-13 Joseph Myers <joseph@codesourcery.com>
21000 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
21001 values. Remove duplicate arm8 entry.
21003 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21005 PR tree-optimization/38786
21006 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
21007 the SSA_NAME case of expand_scalar_variables_expr.
21008 Set the type of an expression to the type of its assign statement.
21009 (expand_scalar_variables_expr): Also gather the scalar computation
21010 used to index the memory access. Do not pass loop_p.
21011 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
21012 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
21013 the gimple_stmt_iterator where it inserts new code.
21014 Do not pass loop_p.
21015 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21016 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21018 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21020 * graphite.h (debug_value): Removed.
21021 * graphite.c (debug_value): Removed.
21023 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21025 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21026 ldrd/strd with two 32-bit instructions.
21028 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21030 * config/arm/arm.c (struct processors): Pass for speed down into
21031 cost helper functions.
21032 (const_ok_for_op): Handle COMPARE and inequality nodes.
21033 (arm_rtx_costs_1): Rewrite.
21034 (arm_size_rtx_costs): Update prototype.
21035 (arm_rtx_costs): Pass speed down to helper functions.
21036 (arm_slowmul_rtx_costs): Rework cost calculations.
21037 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21038 (arm_9e_rtx_costs): Likewise.
21040 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21042 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21043 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21044 (alpha_legitimize_address): Do not split local symbols wider than
21045 UNITS_PER_WORD into HIGH/LO_SUM parts.
21047 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21050 * gcc.c (process_command): Replace call to execvp with calls
21051 to pex_one and exit.
21053 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21056 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21057 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21058 variant for devices with 3-byte PC.
21059 (__tablejump_elpm__): New.
21061 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21064 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21065 offsetof member-designator, handle it as `[0].'.
21067 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21069 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21070 function when not using named sections on targets with named sections
21071 if branch distance is less than 262132.
21073 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21075 * combine.c (combine_instructions): Recompute
21076 optimize_this_for_speed_p for each BB in the main combine loop.
21078 2009-01-12 Tomas Bily <tbily@suse.cz>
21081 * tree-loop-distribution.c (prop_phis): New function.
21082 (generate_builtin): Call prop_phis.
21083 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21085 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21087 PR tree-optimization/38807
21088 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21089 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21091 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21093 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21094 subreg of op0 to the original op0.
21096 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21098 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21100 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21103 * mips-tfile.c (parse_def): Fix parsing of def strings
21104 starting with digits.
21106 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21109 * config/arm/arm.c (arm_is_long_call_p): Don't call
21110 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21112 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21114 * regrename.c (regrename_optimize): Fix dumping.
21115 (find_oldest_value_reg): Preserve REG_POINTER.
21116 (copy_hardreg_forward_1): Likewise.
21118 2009-01-09 Diego Novillo <dnovillo@google.com>
21120 * gimple.h (struct gimple_statement_base) <uid>: Document
21121 the restrictions on its use.
21122 (gimple_uid): Tidy.
21123 (gimple_set_uid): Tidy.
21125 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21127 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21128 zero guard even if align_bytes != 0 and count is smaller than
21131 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21133 PR rtl-optimization/38495
21134 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21135 (add_range_and_copies_from_move_list): Print all added ranges.
21136 Add ranges to memory optimized destination.
21138 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21142 * config/i386/i386.c (override_options): Reject
21143 -mstringop-strategy=rep_8byte with -m32.
21144 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21145 to 1. Do count comparison against epilogue_size_needed at compile
21146 time even when count_exp was constant forced into register. For
21147 size_needed don't jump to epilogue, instead just avoid aligning
21148 and invoke the body algorithm. If need_zero_guard, add zero guard
21149 even if count is non-zero, but smaller than size_needed + number of
21150 bytes that could be stored for alignment.
21151 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21152 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21153 but smaller than size_needed + number of bytes that could be stored
21154 for alignment. Compare size_needed with epilogue_size_needed instead
21155 of desired_align - align, don't adjust size_needed, pass
21156 epilogue_size_needed to the epilogue expanders.
21159 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21161 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21163 * pa.c (last_address): Change to unsigned.
21164 (update_total_code_bytes): Change argument to unsigned. Don't
21165 check if insn addresses are set.
21166 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21167 addresses are not set.
21168 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21170 2009-01-09 Nick Clifton <nickc@redhat.com>
21172 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21173 DECL_DECLARED_INLINE_P.
21175 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21177 PR middle-end/38347
21178 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21179 GET_MODE (op0) in operand_subword_force calls.
21181 PR middle-end/38771
21182 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21183 fold_convert arg0 operands to TREE_TYPE (op0) first.
21185 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21187 * params.def (ira-max-conflict-table-size): Decrease default value
21190 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21192 PR tree-optimization/37031
21193 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21195 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21196 allocate it using gc instead of heap, use VEC_quick_push instead of
21198 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21199 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21200 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21201 allocated vector from heap allocated.
21202 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21203 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21204 vector only after perfect_loop_nest_depth call.
21206 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21207 Jan Sjodin <jan.sjodin@amd.com>
21209 PR tree-optimization/38559
21210 * graphite.c (debug_value, copy_constraint,
21211 swap_constraint_variables, scale_constraint_variable, ): New.
21212 (get_lower_bound, get_upper_bound): Removed.
21213 (graphite_trans_bb_strip_mine): Clean up this code that works
21214 only for constant number of iterations. Fully copy upper and
21215 lower bound constraints, not only the constant part of them.
21216 * graphite.h (debug_value): Declared.
21218 2009-01-08 Ira Rosen <irar@il.ibm.com>
21220 PR tree-optimization/37194
21221 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21222 Don't add the cost of cost model guard in prologue to scalar
21223 outside cost in case of known number of iterations.
21225 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21226 Alan Modra <amodra@bigpond.net.au>
21228 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21229 non-word-aligned REG+CONST addressing.
21231 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21234 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21235 free_after_compilation when outputting a thunk.
21236 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21237 Do not call free_after_compilation here.
21239 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21241 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21242 (ix86_valid_target_attribute_inner_p): Ditto.
21244 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21246 PR tree-optimization/38492
21247 PR tree-optimization/38498
21248 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21249 * tree-chrec.h (scev_is_linear_expression): Declared.
21250 * graphite.c (graphite_cannot_represent_loop_niter): New.
21251 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21252 (graphite_loop_normal_form): Use gcc_assert.
21253 (scan_tree_for_params): Use CASE_CONVERT.
21254 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21255 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21256 Use gcc_assert. Discard scops that contain unhandled cases.
21257 (build_scop_conditions): Return a boolean status for unhandled cases.
21258 (strip_mine_profitable_p): Print the loop number, not its depth.
21259 (is_interchange_valid): Pass the depth of the loop nest, don't
21260 recompute it wrongly.
21261 (graphite_trans_bb_block): Same.
21262 (graphite_trans_bb_block): Print tentative of loop blocking.
21263 (graphite_trans_scop_block): Do not print that the loop has been
21265 (graphite_transform_loops): Do not handle scops that contain condition
21268 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21270 AVX Programming Reference (December, 2008)
21271 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21272 (_mm256_stream_pd): Likewise.
21273 (_mm256_stream_ps): Likewise.
21275 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21276 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21277 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21278 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21279 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21280 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21281 (ix86_expand_special_args_builtin): Likewise.
21283 * config/i386/sse.md (AVXMODEDI): New.
21284 (avx_movnt<mode>): Likewise.
21285 (avx_movnt<mode>): Likewise.
21286 (<sse>_movnt<mode>): Remove AVX support.
21287 (sse2_movntv2di): Likewise.
21289 2009-01-07 Richard Guenther <rguenther@suse.de>
21291 PR middle-end/38751
21292 * fold-const.c (extract_muldiv): Remove obsolete comment.
21293 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21294 to PLUS_EXPR canonicalization for the canonicalization.
21296 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21298 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21299 hosted cross-compilers generating less efficient code.
21301 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21303 * function.h (rtl_data): Add a dbr_scheduled_p field.
21304 * reorg.c (dbr_schedule): Set it.
21305 (gate_handle_delay_slots): Check it.
21306 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21307 (mips_reorg): Check flag_delayed_branch instead of
21308 mips_base_delayed_branch.
21309 (mips_override_options): Don't set mips_base_delayed_branch
21310 or flag_delayed_branch.
21312 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21314 PR rtl-optimization/38426.
21315 * ira.c (ira): Set current_function_is_leaf earlier.
21317 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21319 PR rtl-optimization/38722
21320 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21321 too early, only set a flag and modify after last possible
21324 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21327 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21328 * real.c (decimal_single_format): Correct values of emin and emax.
21329 (decimal_double_format): Ditto.
21330 (decimal_quad_format): Ditto.
21331 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21332 computation of DECnn_MIN and DECnn_MAX for corrected values of
21333 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21334 __DECnn_MIN__, and adjust its computation for the corrected value
21337 2009-01-06 Jan Hubicka <jh@suse.cz>
21340 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21342 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21344 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21345 Add Robert Clark to the list of testers.
21347 2009-01-06 Jan Hubicka <jh@suse.cz>
21348 Kai Tietz <kai.tietz@onevision.com>
21350 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21351 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21353 2009-01-06 Jan Hubicka <jh@suse.cz>
21354 Kai Tietz <kai.tietz@onevision.com>
21356 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21358 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21359 (ix86_nsaved_regs): Count only general purpose regs.
21360 (ix86_nsaved_sseregs): New.
21361 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21362 to 16 for w64; compute padding and size of sse reg save area.
21363 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21364 general purpose regs.
21365 (ix86_emit_save_sse_regs_using_mov): New.
21366 (ix86_expand_prologue): Save SSE regs if needed.
21367 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21368 (ix86_emit_restore_sse_regs_using_mov): New.
21369 (ix86_expand_epilogue): Save SSE regs if needed.
21371 2009-01-06 Jan Hubicka <jh@suse.cz>
21372 Kai Tietz <kai.tietz@onevision.com>
21374 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21375 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21376 functions when accumulate outgoing args is off.
21378 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21381 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21382 before using pseudos_have_intersected_live_ranges_p.
21384 * ira-int.h (ira_assert): Always define.
21386 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21388 AVX Programming Reference (December, 2008)
21389 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21390 (_mm256_permute2_pd): Likewise.
21391 (_mm_permute2_ps): Likewise.
21392 (_mm256_permute2_ps): Likewise.
21393 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21394 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21396 * config/i386/i386.c (ix86_builtins): Remove
21397 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21398 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21399 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21400 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21401 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21402 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21403 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21404 __builtin_ia32_vpermil2ps256.
21405 (ix86_init_mmx_sse_builtins): Updated.
21406 (ix86_expand_args_builtin): Likewise.
21408 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21410 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21411 long absolute calls when generating PA 2.0 code.
21413 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21415 PR rtl-optimization/38583
21416 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21418 * params.def (ira-max-conflict-table-size): New.
21420 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21422 * ira.h (ira_conflicts_p): New external definition.
21424 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21425 table. Report this. Return result of building.
21426 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21427 building conflict table.
21429 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21430 (ira_color): Use ira_conflicts_p.
21432 * global.c: Include ira.h.
21433 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21436 * Makefile.in (global.o): Add ira.h.
21438 * ira-build.c (mark_all_loops_for_removal,
21439 propagate_some_info_from_allocno): New.
21440 (remove_unnecessary_allocnos): Call
21441 propagate_some_info_from_allocno.
21442 (remove_low_level_allocnos): New.
21443 (remove_unnecessary_regions): Add parameter. Call
21444 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21445 parameter to remove_unnecessary_regions.
21446 (ira_build): Remove all regions but root if the conflict table was
21447 not built. Update conflict hard regs for allocnos crossing calls.
21449 * ira.c (ira_conflicts_p): New global.
21450 (ira): Define and use ira_conflicts_p.
21452 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21453 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21454 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21456 2009-01-06 Ben Elliston <bje@au.ibm.com>
21458 * gengtype-lex.l (YY_NO_INPUT): Define.
21460 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21463 * c-common.c (handle_vector_size_attribute): Also reject
21464 BOOLEAN_TYPE types.
21466 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21468 PR tree-optimization/38492
21469 * graphite.c (rename_map_elt, debug_rename_elt,
21470 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21471 rename_map_elt_info, eq_rename_map_elts,
21472 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21473 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21474 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21475 (sese_build_livein_liveouts): New.
21476 (new_sese, free_sese): New.
21477 (new_scop): Call new_sese.
21478 (free_scop): Call free_sese.
21479 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21480 (register_old_new_names): Renamed register_old_and_new_names.
21481 (register_scop_liveout_renames, add_loop_exit_phis,
21482 insert_loop_close_phis, struct igp,
21483 default_liveout_before_guard, add_guard_exit_phis,
21484 insert_guard_phis, copy_renames): New.
21485 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21486 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21487 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21488 (scop_adjust_phis_for_liveouts): New.
21489 (gloog): Call scop_adjust_phis_for_liveouts.
21491 * graphite.h (struct sese): Documented. Added fields liveout,
21492 num_ver and livein.
21493 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21494 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21495 (struct scop): Added field liveout_renames.
21496 (SCOP_LIVEOUT_RENAMES): New.
21498 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21500 PR tree-optimization/38510
21501 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21502 (translate_clast): Call recompute_all_dominators before
21504 (gloog): Call recompute_all_dominators before graphite_verify.
21506 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21507 Jan Sjodin <jan.sjodin@amd.com>
21509 PR tree-optimization/38500
21510 * graphite.c (create_sese_edges): Call fix_loop_structure after
21513 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21515 * config.gcc: Add m32r*-*-rtems*.
21516 * config/m32r/rtems.h: New file.
21518 2009-01-05 Ben Elliston <bje@au.ibm.com>
21520 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21521 (.po.pox): Likewise.
21522 (po/gcc.pot): Likewise.
21524 2009-01-04 David S. Miller <davem@davemloft.net>
21526 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21527 (STARTING_FRAME_OFFSET): Always set to zero.
21529 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21531 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21532 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21533 fixed-point types, and vectors of the same.
21535 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21537 * config/mips/sync.md (*mb_barrier): Rename to...
21538 (*memory_barrier): ...this.
21540 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21542 * doc/extend.texi (Function Attributes): Move @cindex after @item
21543 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21544 and put in alphabetical order. Fix 'target' name and put in order.
21545 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21548 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21550 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
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/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21557 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21558 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21559 scratch register. Remove operand 1.
21560 (*stbar): Define as unspec instead of unspec_volatile.
21561 Use (match_dup 0) as input operand, remove (const_int 8).
21562 (*membar): Define as unspec instead of unspec_volatile.
21563 Use (match_dup 0) as input operand, remove input operand 2.
21565 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21566 (memory_barrier): Expand as unspec instead of unspec_volatile.
21567 Remove mem:BLK from insn operands. Use Pmode scratch register.
21568 (*memory_barrier): Define as unspec instead of unspec_volatile.
21569 Use (match_dup 0) as input operand.
21571 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21572 Remove mem:BLK from insn operands. Use Pmode scratch register.
21573 Set volatile flag on operand 0.
21574 (*memory_barrier): New insn pattern.
21576 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21578 (*memory_barrier): Use (match_dup 0) as input operand.
21580 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21581 Remove mem:BLK from insn operands. Use Pmode scratch register.
21582 Set volatile flag on operand 0.
21583 (*mb_internal): New insn pattern.
21585 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21587 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21589 PR middle-end/38586
21590 * function.c (struct temp_slot): Move to the section of the file
21591 that deals with temp slots. Remove field 'address'.
21592 (temp_slot_address_table): New hash table of address -> temp slot.
21593 (struct temp_slot_address_entry): New struct, items for the table.
21594 (temp_slot_address_compute_hash, temp_slot_address_hash,
21595 temp_slot_address_eq, insert_temp_slot_address): Support functions
21597 (find_temp_slot_from_address): Rewrite to use the new hash table.
21598 (remove_unused_temp_slot_addresses): Remove addresses of temp
21599 slots that have been made available.
21600 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21601 worker function for remove_unused_temp_slot_addresses.
21602 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21603 Add the temp slot address to the address -> temp slot map.
21604 (update_temp_slot_address): Update via insert_temp_slot_address.
21605 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21606 (pop_temp_slots): Likewise.
21607 (init_temp_slots): Allocate the address -> temp slot map, or empty
21608 the map if it is already allocated.
21609 (prepare_function_start): Initialize temp slot processing.
21611 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21613 PR middle-end/38584
21614 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21615 Calculate the size of all stack vars assuming no packing of stack
21616 vars will happen, replacing a quadratic algorithm with a linear one.
21618 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21621 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21624 2009-01-03 Diego Novillo <dnovillo@google.com>
21626 * doc/contrib.texi: Update contributions.
21628 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21631 * builtins.c (fold_builtin_memory_op): Give up if either operand
21632 is volatile. Set srctype or desttype to non-qualified version
21636 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21637 and FUNCTION_DECLs.
21639 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21641 PR rtl-optimization/35805
21642 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21643 problem if fast dce is able to remove any instructions.
21644 * dce.c (dce_process_block): Fix dump message.
21646 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21649 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21651 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21653 PR middle-end/38690
21654 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21655 * tree-pretty-print.c (op_code_prio): New function.
21656 (op_prio): No longer static. Use op_code_prio.
21657 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21658 Use op_prio and op_code_prio to determine if () should be
21659 printed around operand(s) or not.
21661 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21662 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21663 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21664 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21665 pp_character instead of pp_string for single letter printing.
21667 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21669 * doc/extend.texi: Fix '#pragma GCC option' typo.
21671 2009-01-02 Richard Guenther <rguenther@suse.de>
21673 * doc/install.texi (--enable-checking): Mention different
21674 default for stage1.
21675 (--enable-stage1-checking): Document.
21677 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21679 PR middle-end/30142
21680 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21681 case to be an error.
21683 2009-01-02 Ben Elliston <bje@au.ibm.com>
21685 * config/fp-bit.h (pack_d): Constify argument.
21686 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21687 (isnan): Constify argument.
21689 (iszero): Likewise.
21690 (pack_d): Likewise.
21691 (_fpadd_parts): Constify return type.
21692 (_fpmul_parts): Likewise.
21693 (_fpdiv_parts): Likewise.
21695 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21698 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21699 warn about overwriting initializer with side-effects or
21700 -Woverride-init if !IMPLICIT.
21701 (output_init_element): Likewise. Pass IMPLICIT down to
21703 (process_init_element): Add IMPLICIT argument. Pass it down
21704 to output_init_element.
21705 (push_init_element, pop_init_level, set_designator): Adjust
21706 process_init_element callers.
21707 (set_nonincremental_init, set_nonincremental_init_from_string):
21708 Adjust add_pending_init callers.
21709 (output_pending_init_elements): Adjust output_init_element callers.
21710 * c-tree.h (process_init_element): Adjust prototype.
21711 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21712 process_init_element callers.
21715 Copyright (C) 2009 Free Software Foundation, Inc.
21717 Copying and distribution of this file, with or without modification,
21718 are permitted in any medium without royalty provided the copyright
21719 notice and this notice are preserved.