1 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * configure.ac (AC_PREREQ): Bump to 2.64.
5 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
8 (process_command): Don't search standard_exec_prefix_1 and
9 standard_exec_prefix_2.
11 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13 * config/arm/arm.c (output_return_instruction): Handle for
16 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
20 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
23 (*arm_movdf_vfp): Likewise.
25 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
28 (vashr<mode>3): Rename from ashr<mode>3.
29 (vlshr<mode>3): Rename from lshr<mode>3.
31 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
34 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
35 (check_format_info_main): Use scalar_identify_flag.
36 (check_format_types): Check for scalar size identity if
37 scalar_identify_flag is set.
38 (printf_length_specs): Extend by new field.
39 (asm_fprintf_length_specs): Likewise.
40 (gcc_diag_length_specs): Likewise.
41 (scanf_length_specs): Likewise.
42 (strfmon_length_specs): Likewise.
43 (gcc_gfc_length_specs): Likewise.
44 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
45 (ms_printf_flag_specs): Likewise.
46 * c-format.h (format_length_info): Add new member scalar_identity_flag.
48 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
51 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
52 (*call_value_pop_1): Ditto.
53 (*sibcall_pop_1): New insn pattern.
54 (*sibcall_value_pop_1): Ditto.
56 2009-08-23 Alan Modra <amodra@bigpond.net.au>
59 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
62 2009-08-23 Alan Modra <amodra@bigpond.net.au>
65 * fwprop.c (try_fwprop_subst): Allow multiple sets.
66 (get_reg_use_in): New function.
67 (forward_propagate_subreg): Propagate through subreg of zero_extend
70 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
72 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
73 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
75 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
77 * configure.ac: Remove --with-datarootdir, --with-docdir,
78 --with-htmldir switches. No need to call AC_SUBST for
79 datarootdir, docdir, htmldir any more.
80 * configure: Regenerate.
81 * doc/install.texi (Configuration): Document --datarootdir,
82 --docdir, --htmldir, --pdfdir; update documentation for
84 (Prerequisites): Bump Autoconf version to 2.64, Automake to
87 * aclocal.m4: Regenerate.
88 * config.in: Regenerate.
89 * configure: Regenerate.
91 2009-08-21 Douglas B Rupp <rupp@gnat.com>
92 Olivier Hainque <hainque@adacore.com>
94 * config/ia64/ia64.c: Include libfuncs.h.
95 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
96 (ia64_expand_call): Use reg 25 on VMS.
97 (ia64_initialize_trampoline): Fix for VMS ABI.
98 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
99 (ia64_function_arg): Initialize reg 25 on VMS.
100 Fix OpenVMS ABI issues for varargs.
101 For OpenVMS, emit the Argument Information register set in the
102 incoming/sibcall case as well.
103 (ia64_arg_type): New function.
104 (ia64_function_arg_advance): Keep track of cum->words.
105 Fix OpenVMS ABI issues for varargs.
106 (ia64_function_value): On VMS, promote mode of non-aggregate types.
107 (ia64_override_options): Set flag_no_common on VMS.
108 (ia64_init_builtins): Disable FWRITE builtin.
109 (ia64_asm_output_external): Call DO_CRTL_NAMES.
110 (ia64_vms_init_libfuncs): Add decc$ routines.
111 (ia64_vms_valid_pointer_mode): New function.
112 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
113 (ia64_promote_function_mode): New function
114 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
115 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
116 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
117 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
118 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
119 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
120 Suppress trailing '#' if VALUE is numeric.
121 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
122 ia64_promote_function_mode.
123 (TARGET_VALID_POINTER_MODE): Define.
125 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
128 * config/rs6000/rs6000.c (rs6000_override_options): Use
129 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
132 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
133 reporting of vector + decimal/boolean/complex error.
135 2009-08-21 Jakub Jelinek <jakub@redhat.com>
137 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
138 __vector double TYPE_DECL.
140 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
142 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
143 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
144 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
145 to pointer to enum machine_mode. Update all callers as needed.
147 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
149 * config/alpha/alpha.md (exception_receiver): Emit alternative
150 GP load sequence if flag_reorder_blocks_and_partition is set.
151 (*exception_receiver_2): Also enable when
152 flag_reorder_blocks_and_partition is set.
154 2009-08-20 Matt Rice <ratmice@gmail.com>
155 Diego Novillo <dnovillo@google.com>
157 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
160 2009-08-20 Richard Guenther <rguenther@suse.de>
162 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
163 * c-tree.h (c_dup_lang_specific_decl): Remove.
164 (struct lang_decl, struct lang_type): Move definitions ...
165 * c-lang.h: ... here. New file.
166 * c-decl.c: Include c-lang.h.
167 (c_dup_lang_specific_decl): Remove.
168 * c-typeck.c: Include c-lang.h.
169 * Makefile.in (c-decl.o): Add c-lang.h dependency.
170 (c-typeck.o): Likewise.
171 * c-config-lang.in (gtfiles): Add c-lang.h.
172 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
175 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
177 * config/alpha/alpha.c (alpha_end_function): Do not clear
178 crtl->emit structure and free insn locators if cfun->is_thunk is true,
179 this is now handled in generic code.
181 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
183 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
184 (s390_z10_fix_long_loop_prediction): New function.
185 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
186 (s390_reorg): Walk over the INSNs and invoke
187 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
189 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
191 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
192 "*brx_64bit", "*brx_31bit"): New patterns.
193 * config/s390/s390.c ('E'): New output modifier.
195 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
196 Richard Earnshaw <richard.earnshaw@arm.com>
198 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
199 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
201 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
203 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
205 * pa.c (emit_move_sequence): Check if address of operand1 is valid
206 for mode mode of operand0 when doing secondary reload for SAR.
208 2009-08-19 Jakub Jelinek <jakub@redhat.com>
211 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
212 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
214 2009-08-19 Jason Merrill <jason@redhat.com>
216 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
217 supported template depth in C++0x.
219 2009-08-19 Jakub Jelinek <jakub@redhat.com>
221 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
222 free_after_compilation.
223 * config/score/score7.c (score7_output_mi_thunk): Likewise.
224 * config/score/score3.c (score3_output_mi_thunk): Likewise.
225 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
226 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
227 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
228 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
229 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
231 2009-08-19 Ian Lance Taylor <iant@google.com>
233 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
234 of (plus (mult (neg B) C) A).
236 2009-08-18 Michael Matz <matz@suse.de>
238 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
239 instead of comparing TYPE_MAIN_VARIANT for equality.
240 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
241 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
242 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
243 * gimplify.c (goa_lhs_expr_p): Ditto and use
244 STRIP_USELESS_TYPE_CONVERSION.
246 2009-08-18 Michael Matz <matz@suse.de>
248 * tree-ssa-structalias.c (create_variable_info_for): Also mark
249 first field in a struct.
250 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
252 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
254 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
255 locators before emit_insn is called. Remove assert that
257 (alpha_end_function): Clear crtl->emit structure and free insn
258 locators if cfun->is_thunk is true.
260 2009-08-18 Jason Merrill <jason@redhat.com>
262 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
264 * configure.ac: Test for it.
265 * configure, config.in: Regenerate.
266 * doc/install.texi: Document --enable-gnu-unique-object.
268 2009-08-18 Richard Guenther <rguenther@suse.de>
271 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
272 pow(x,y*z) only if x is nonnegative.
274 2009-08-18 Jakub Jelinek <jakub@redhat.com>
276 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
280 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
281 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
283 2009-08-17 DJ Delorie <dj@redhat.com>
285 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
286 * config/m32c/prologue.md (epilogue_freit): New.
288 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
289 (bank_switch_p): Likewise.
290 (fast_interrupt_p): Likewise.
291 (interrupt_p): Likewise.
292 (m32c_conditional_register_usage): Round memregs size up.
293 (need_to_save): We only need to save $a0 when we use ENTER.
294 (interrupt_p): Check for fast_interrupt too.
295 (bank_switch_p): New.
296 (fast_interrupt_p): New.
297 (m32c_attribute_table): Add bank_switch and fast_interrupt.
298 (m32c_emit_prolog): Support bank switching and fast interrupts.
299 * doc/extend.texi (Function Attributes): Add bank_switch and
302 2009-08-17 Douglas B Rupp <rupp@gnat.com>
304 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
305 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
307 2009-08-16 Douglas B Rupp <rupp@gnat.com>
309 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
310 (menu): Add IA-64/VMS Options.
311 (IA-64/VMS Options): Likewise.
313 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
316 * config/mips/mips.md (*lwxs): Use :P for pointer values.
318 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
320 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
321 (mips_pop_asm_switch): Likewise.
322 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
324 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
325 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
326 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
327 (mips_print_operand_punctuation): Use them. Check mips_noreorder
328 instead of set_noreorder.
329 (mips_output_function_prologue): Use the new functions.
330 (mips_output_function_epilogue): Likewise.
331 (mips_need_noat_wrapper_p): New function, split out from...
332 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
333 Use mips_push_asm_switch and mips_pop_asm_switch.
334 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
335 and mips_pop_asm_switch.
336 (ASM_OUTPUT_REG_POP): Likewise.
337 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
338 Use mips_pop_asm_switch.
339 (mips_asm_switch): New structure.
340 (set_noreorder, set_nomacro): Replace with...
341 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
342 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
343 instead of set_nomacro.
344 (fix_truncsfsi2_macro): Likewise.
345 (cprestore): Likewise.
346 (hazard): Use mips_noreorder instead of set_noreorder.
347 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
349 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
351 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
352 from prev_active_insn.
354 2009-08-16 Anatoly Sokolov <aesok@post.ru>
356 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
357 * config/avr/avr.c (avr_override_options): Initialize
358 avr_current_arch variable.
359 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
360 __AVR_HAVE_16BIT_SP__ according to the device type.
361 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
363 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
364 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
366 2009-08-16 Dodji Seketeli <dodji@redhat.com>
369 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
370 generating inlined subroutine die only. We shouldn't be
371 called for anything else.
372 (gen_block_die): Don't generate inline subroutine debug info for
375 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
377 * graphite-poly.c (print_pbb): Print PBB index.
379 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
382 * graphite-interchange.c (ppl_max_for_le): Moved...
383 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
384 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
385 ppl_Pointset_Powerset_C_Polyhedron_maximize.
386 * graphite-ppl.h (ppl_max_for_le): Declared.
388 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
390 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
391 supported on all platforms.
392 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
393 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
394 * c-pragma.c: Likewise.
395 * target-def.h (TARGET_INITIALIZER): Remove
396 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
397 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
399 2009-08-14 Douglas B Rupp <rupp@gnat.com>
401 * config/ia64/fde-vms.c: New file.
402 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
403 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
404 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
405 (uw_frame_state_for): Only register a personality routine if it is
406 known to be compatible with our expectations.
407 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
408 Declare unw_table_entry stack variable and
409 mod all calls to _Unwind_FindTableEntry to add arg.
410 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
411 (_Unwind_FindTableEntry): Add arg to prototype.
413 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
415 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
416 field 'signal_pfs_loc'.
417 (uw_frame_state_for): Remove duplicate code dealing with leaf
418 procedures without unwind info.
419 If in the frame after unwinding through a signal handler, restore
420 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
421 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
422 'pfs_loc' to the AR.PFS location in the signal context; instead
423 set 'signal_pfs_loc'.
424 Manually generate the unwind info for the AR.PFS register.
425 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
426 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
427 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
428 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
429 instead set 'signal_pfs_loc'.
430 Remove code preventing the AR.PFS register from being restored
431 from the signal context.
433 2009-08-14 Douglas B Rupp <rupp@gnat.com>
434 Tristan Gingold <gingold@adacore.com>
436 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
437 * config/ia64/t-vms: New file.
438 * config/ia64/vms64.h: New file.
439 * config/ia64/vms.h: New file.
440 * config/ia64/vms-crtinit.asm: New file.
441 * config/ia64/vms_symvec_libgcc_s.opt: New file.
442 * config/ia64/vms-unwind.h: New file.
444 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
446 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
449 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
452 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
454 * real.h (do_mpc_arg2): ... here.
455 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
458 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
460 * final.c (add_debug_prefix_map): Don't use GC memory for
461 old_prefix and new_prefix.
463 2009-08-14 Richard Guenther <rguenther@suse.de>
465 * ipa-prop.c (compute_complex_pass_through): If we cannot
466 compute a non-varying offset for IPA_JF_ANCESTOR punt.
468 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
470 * c-lex.c (c_lex_with_flags): Increase size of local variable
471 to avoid memory clobber.
473 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
476 * config/i386/i386.c (ix86_fp_comparison_strategy):
477 Only enable/disable sahf at function granularity.
479 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
481 PR rtl-optimization/41064
482 * reload1.c (reload_as_needed): Don't call extract_insn
483 for known invalid replacements after calling
484 validate_replace_rtx_group and verify_changes.
486 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
490 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
491 ix86_expand_fp_vcond.
492 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
493 Assert that operation is supported by ix86_expand_int_vcond.
494 (vcondu<SSEMODE124C8:mode>): Ditto.
496 2009-08-13 DJ Delorie <dj@redhat.com>
498 * config/i386/djgpp-stdint.h: New.
499 * config.gcc (djgpp): Use it.
501 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
503 * config/sh/sh.c (sh_override_options): When flag_exceptions or
504 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
506 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
508 * tree-ssa-loop-prefetch.c
509 (prune_ref_by_group_reuse): Enhance probabilistic analysis
510 for long-stride pruning.
511 (compute_miss_rate): New function to compute the probability
512 that two memory references access different cache lines.
514 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
516 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
518 2009-08-13 Richard Guenther <rguenther@suse.de>
521 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
522 use the constant pointer type.
523 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
524 of CV qualifiers on the target pointer type.
525 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
526 conversion check before restrict check.
528 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
531 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
533 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
535 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
537 2009-08-12 Richard Guenther <rguenther@suse.de>
539 PR tree-optimization/41011
540 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
541 and reference constructing.
543 2009-08-12 Xinliang David Li <davidxl@google.com>
545 PR tree-optimization/41012
546 * tree-flow.h : New external interface.
547 * gimple-low.c (check_call_arg): Change to public function.
548 Remove argument mismatch check in lowering.
549 * tree-inline.h (tree_can_inline_p): Interface change.
550 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
552 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
553 Call change to tree_can_inline_p function.
554 (cgraph_decide_inlining_incrementally): Ditto.
556 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
558 PR tree-optimization/41031
559 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
560 on the partition variable rather than promote_mode on the source
561 type. Assert that the partition variable's type has the same
562 mode as the source value's.
564 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
566 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
568 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
570 * calls.c (expand_call): Fix typo.
571 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
573 * stmt.c (expand_value_return): Use promote_function_mode to copy out
575 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
576 * config/cris/cris.c (cris_promote_function_mode): Likewise.
577 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
578 * config/pa/pa.c (pa_promote_function_mode): Likewise.
580 2009-08-12 Andrew Haley <aph@redhat.com>
582 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
584 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
587 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
589 2009-08-12 Richard Guenther <rguenther@suse.de>
591 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
592 * gimplify.c (gimplify_modify_expr): Do not use
593 lang_hooks.types_compatible_p.
594 * tree-ssa.c (useless_type_conversion_p): For aggregates
595 just return false if the canonical types differ.
597 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
600 * sese.c (convert_for_phi_arg): New.
601 (add_guard_exit_phis): Use convert_for_phi_arg.
603 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
605 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
606 unknown subscript upper bounds.
608 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
609 Pranav Garg <pranav.garg2107@gmail.com>
611 * graphite-interchange.c (gather_access_strides): Removed.
612 (ppl_max_for_le): New.
613 (build_linearized_memory_access): New.
614 (memory_stride_in_loop): New.
615 (pbb_interchange_profitable_p): Reimplemented.
616 * graphite-ppl.h (ppl_new_id_map): New.
617 (ppl_interchange): New.
619 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
621 * graphite-interchange.c (compute_subscript): Removed.
622 (compute_array_size_cstr): Removed.
623 (compute_array_size_poly): Removed.
624 (compute_array_size): Removed.
625 (gather_access_strides_poly): Removed.
626 (gather_access_strides): Empty.
628 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
630 * graphite-dependences.c (dependence_polyhedron_1): Replace
631 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
632 (graphite_legal_transform_dr): Same.
633 (graphite_carried_dependence_level_k): Same.
634 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
635 Initialize PDR_NB_SUBSCRIPTS.
636 (print_pdr_access_layout): Replace pdr_nb_subscripts with
638 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
639 (PDR_NB_SUBSCRIPTS): New.
640 (pdr_nb_subscripts): Removed.
641 (pdr_dim): Simplified.
642 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
643 with PDR_NB_SUBSCRIPTS.
645 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
647 * graphite-interchange.c (compute_array_size): Remove use of
649 * graphite-poly.c (new_poly_dr): Remove argument data_container.
650 Do not initialize PDR_DATA_CONTAINER.
651 (print_pdr): Do not print PDR_DATA_CONTAINER.
652 * graphite-poly.h (struct poly_dr): Remove data_container field.
653 (PDR_DATA_CONTAINER): Removed.
654 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
656 (build_poly_dr): Same.
658 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
659 Sebastian Pop <sebastian.pop@amd.com>
661 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
662 copy of the dependence polyhedron. Free the temporary objects.
663 (graphite_carried_dependence_level_k): Free unused objects before
666 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
667 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
668 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
669 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
670 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
672 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
674 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
675 Early return without analyzing the data dependences if no
676 transform has been done. Call restore_scattering if the transform
678 (graphite-interchange.c): Same.
679 * graphite-poly.c (print_scattering_function): Test for
681 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
682 (apply_poly_transforms): Do not gcc_assert that
683 the transform is legal.
684 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
685 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
686 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
687 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
688 * graphite-poly.h (struct poly_scattering): New.
689 (struct poly_bb): Add original, transformed, and saved fields.
690 Remove transformed_scattering, original_scattering,
691 nb_local_variables and nb_scattering_transform fields.
692 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
693 (poly_scattering_new): New.
694 (poly_scattering_free): New.
695 (poly_scattering_copy): New.
696 (store_scattering_pbb): New.
697 (store_scattering): New.
698 (restore_scattering_pbb): New.
699 (restore_scattering): New.
700 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
701 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
703 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
705 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
708 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
710 * Makefile.in (graphite.o): Depends on PREDICT_H.
711 * graphite.c: Include predict.h.
712 (graphite_finalize): Call tree_estimate_probability.
713 * predict.c (predict_loops): Do not call scev_initialize and
715 (tree_estimate_probability_bb): New.
716 (tree_estimate_probability): Do not initialize loops: move that
717 code to the driver. Call tree_estimate_probability_bb.
718 (tree_estimate_probability_driver): New.
719 (pass_profile): Use tree_estimate_probability_driver.
720 * predict.h (tree_estimate_probability): Declared.
722 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
724 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
725 * graphite-dependences.c (graphite_legal_transform): Add time to
726 TV_GRAPHITE_DATA_DEPS.
727 (dependency_between_pbbs_p): Same.
728 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
730 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
732 PR rtl-optimization/41033
733 * alias.c (nonoverlapping_component_refs_p): Punt when strict
734 aliasing is disabled.
736 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
738 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
739 si_mask_operand, and_load_operand, low_bitmask_operand,
740 and_reg_operand, and_operand): New predicates.
741 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
742 * config/mips/mips.c (and_operands_ok): New function.
743 * config/mips/mips-protos.h (and_operands_ok): Declare it.
744 * config/mips/mips.md (move_type): Add ext_ins and logical.
746 (and<mode>3): Use and_reg_operand as the second operand's predicate.
747 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
748 shift_shift. Remove commutative constraint modifier.
749 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
751 (*clear_upper32_dext): Remove define_insn_and_split.
752 (*clear_upper32): Turn this define_insn_and_split ...
753 (splitter for ANDing register with 0xffff_ffff): .. into this.
755 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
757 * combine.c (try_widen_shift_mode): Factor out code to check if an
758 integer constant is a low-order bitmask from here ...
759 * rtlanal.c (low_bitmask_len): ... to here.
760 * rtl.h (low_bitmask_len): Declare.
762 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
765 * config/alpha/alpha.md (addsi3): Remove expander.
766 (addsi3): Rename from *addsi3_internal insn pattern.
767 (subsi3): Remove expander.
768 (subsi3): Rename from *subsi3_internal insn pattern.
770 2009-08-11 Douglas B Rupp <rupp@gnat.com>
772 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
775 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
776 Eric Botcazou <botcazou@adacore.com>
777 Douglas B Rupp <rupp@gnat.com>
779 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
780 that records that fit in 64 bits are returned by immediate value,
781 as required by OpenVMS Calling Standard.
782 (function_value): Adjust for above modification.
783 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
784 virtual_incoming_args_rtx as base object, not next_arg.
785 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
787 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
789 * reload.c (find_reloads_subreg_address): Check the original
790 req_equiv_mem address to detect the case where an address is
791 not valid in the outer mode.
793 2009-08-11 Richard Guenther <rguenther@suse.de>
796 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
798 2009-08-10 Douglas B Rupp <rupp@gnat.com>
800 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
801 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
803 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
804 Douglas B Rupp <rupp@gnat.com>
806 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
807 PT_STACK when frame_pointer_needed on OpenVMS.
808 (alpha_pv_save_size, alpha_using_fp): Remove.
809 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
810 with proper processing for PT_NULL.
811 (alpha_vms_initial_elimination_offset): New function. Support for
812 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
813 (alpha_sa_size): Force procedure type to PT_STACK when
814 frame_pointer_needed on OpenVMS.
815 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
816 (alpha_using_fp): Likewise.
817 (alpha_vms_can_eliminate): Add prototype.
818 (alpha_vms_initial_elimination_offset): Likewise.
819 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
820 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
822 2009-08-10 Eric Botcazou <botcazou@adacore.com>
823 Douglas B Rupp <rupp@gnat.com>
825 * config/alpha/alpha.c (common_object_handler): New function.
826 (vms_attribute_table): Declare a single attribute "common_object".
827 (vms_output_aligned_decl_common): New global function.
828 (SECTION_VMS_OVERLAY): Delete.
829 (SECTION_VMS_GLOBAL): Likewise.
830 (SECTION_VMS_INITIALIZE): Likewise.
831 (vms_asm_named_section): Remove support for above flags.
832 (vms_section_type_flags): Delete.
833 (TARGET_SECTION_TYPE_FLAGS): Likewise.
834 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
835 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
836 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
838 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
841 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
842 (sub_ddmmss): Likewise.
844 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
847 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
850 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
853 * reload1.c (reload_as_needed): Use cancel_changes to completely
854 undo a failed replacement attempt.
856 2009-08-10 Richard Guenther <rguenther@suse.de>
859 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
860 (useless_type_conversion_p): ... here. Require pointer targets
863 2009-08-10 Dodji Seketeli <dodji@redhat.com>
866 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
867 loose the original type of the statement list.
869 2009-08-09 Douglas B Rupp <rupp@gnat.com>
871 * config/alpha/alpha.c: Include libfuncs.h
872 (avms_asm_output_extern): New function.
873 (alpha_init_libfuncs): Init some decc libfuncs.
874 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
875 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
876 (DO_CRTL_NAMES): Define.
878 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
879 (LONG_TYPE_SIZE): Define.
880 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
881 (SUBTARGET_SWITCHES): Define malloc64 switch.
882 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
883 (MASK_RETURN_ADDR): Define.
884 doc/invoke.texi (mmalloc64): Document switch.
886 2009-08-09 Olivier Hainque <hainque@adacore.com>
887 Douglas B Rupp <rupp@gnat.com>
889 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
890 uses_condition_handler.
891 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
892 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
893 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
894 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
895 (code_for_builtin): New insn codes for the new alpha_builtins.
896 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
897 (alpha_sa_size): Account for uses_condition_handler.
898 (alpha_expand_prologue): Likewise.
899 (alpha_start_function): Likewise.
900 (alpha_expand_epilogue): Likewise.
901 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
902 establish/revert expanders.
903 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
904 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
905 New expander, resorting to the alpha.c associated function.
906 (builtin_revert_vms_condition_handler): Likewise.
907 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
908 __gcc_shell_handler, the static VMS condition handler used as
909 an indirection wrapper to the current dynamically established
911 * config/alpha/vms-unwind.h: Complete rewrite.
912 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
913 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
915 2009-08-09 Eric Botcazou <botcazou@adacore.com>
916 Douglas B Rupp <rupp@gnat.com>
918 * config/alpha/alpha.c (alpha_links): Add 'target' field.
919 (alpha_need_linkage): Handle aliases. Return function symbol.
920 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
921 Use ultimate alias target for the linkage name.
922 * config/alpha/alpha.md (movmemdi): Use the symbol returned
923 by alpha_need_linkage for the function symbol.
924 (setmemdi): Likewise.
926 2009-08-09 Douglas B Rupp <rupp@gnat.com>
928 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
929 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
930 (ASM_WEAKEN_LABEL): Define.
931 (CRT_CALL_STATIC_FUNCTION): Define.
932 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
933 (ENDFILE_SPEC): Define.
934 (INIT_SECTION_ASM_OP): Define.
935 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
936 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
938 (MULTILIB_OSDIRNAMES): Define.
939 (shlib_version): Define.
941 (SHLIB_OBJS): Define.
942 (SHLIB_NAME): Define.
943 (SHLIB_MULTILIB): Define.
944 (SHLIB_INSTALL): Define.
945 (SHLIB_SYMVEC): Define.
946 (SHLIB_SYMVECX2): Define.
947 (SHLIB_LINK): Define.
949 2009-08-09 Douglas B Rupp <rupp@gnat.com>
951 * config/alpha/alpha.c (alpha_initialize_trampoline):
952 Initialize VMS trampoline IAW ABI for bounded procedure calls.
953 (alpha_start_function): Emit transfer address on nested functions
954 for VMS trampoline call.
955 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
956 since no longer used.
957 * config/alpha/vms-tramp.asm: Remove.
958 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
959 since now only data initialized at runtime.
961 2009-08-09 Douglas B Rupp <rupp@gnat.com>
963 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
964 (LINK_GCC_C_SEQUENCE_SPEC): Define.
965 (MD_EXEC_PREFIX): Remove, no longer used.
966 (MD_STARTFILE_PREFIX): Likewise.
967 (INCLUDE_DEFAULTS): Likewise.
968 * config/alpha/t-vms:
969 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
971 2009-08-09 Richard Guenther <rguenther@suse.de>
973 PR tree-optimization/41016
974 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
975 (operand_precision): Remove.
976 (integral_operand_p): Likewise.
977 (recognize_single_bit_test): Adjust.
979 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
981 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
982 operation overflows. Likewise non-cast unary arithmetic.
983 If one arm of a conditional expression is always taken,
984 inhibit evaluation warnings for the other arm. Likewise inhibit
985 evaluation warnings for the second && or || operand if the first
986 operand is enough to determine the result.
987 * c-typeck.c (build_conditional_expr): Apply the same inhibition
989 (build_binary_op): Prevent duplicate evaluation warnings.
991 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
993 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
994 and destination have different modes, Use promote_mode to
995 determine the signedness of the conversion. Assert that the
996 promoted source mode matches the destination mode. Don't pass
997 the destination and destination mode to expand_expr if the source
998 mode is different. Simplify conversion logic.
1000 2009-08-09 Ira Rosen <irar@il.ibm.com>
1002 PR tree-optimization/41008
1003 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
1004 from condition only in case it's a comparison. Adjust checks.
1006 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
1008 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
1009 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1010 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1011 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1012 (dump_cand): Handle them.
1013 (struct iv_cand): New members COST_STEP and AINC_USE.
1014 (stmt_after_increment): Likewise.
1015 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1016 callers changed. Use gimple_uid comparison instead of scanning.
1017 (add_candidate_1): When looking for identical candidates, take
1018 AINC_USE into account. Set it for new candidates.
1019 (force_expr_to_var_cost): Cast target_spill_cost to int.
1020 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1021 All callers changed. Check for availability of autoinc addressing
1022 modes, both in general for a given mode, and in the specific use case.
1023 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1025 (get_computation_cost): Likewise.
1026 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1027 add_autoinc_candidates): New static functions.
1028 (add_candidate): Call add_autoinc_candidates for candidates based on
1030 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1031 (determine_use_iv_cost_address): If we have an autoinc candidate at
1032 the matching use, verify autoinc is possible and subtract the cost
1033 of the candidate's step from the cost.
1034 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1035 member of the candidate.
1036 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1037 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1039 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1041 * config.build (ia64-hp-*vms*): New target.
1042 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1044 * config.gcc (ia64-hp-*vms*): New target.
1045 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1047 * config.host (ia64-hp-*vms*): New target.
1048 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1051 2009-08-08 Richard Guenther <rguenther@suse.de>
1053 PR tree-optimization/40991
1054 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1056 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1058 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1059 mode check. Do truncations in an integer mode.
1060 (force_to_mode): Handle subregs for all mode types. Only do
1061 arithmetic simplifications on integer modes.
1063 2009-08-07 Richard Guenther <rguenther@suse.de>
1065 PR tree-optimization/40999
1066 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1067 (maybe_fold_reference): Lookup constant initializers.
1068 (fold_gimple_assign): Likewise.
1070 2009-08-07 Richard Guenther <rguenther@suse.de>
1072 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1073 that require structural equality defer to the langhook.
1075 2009-08-07 Martin Jambor <mjambor@suse.cz>
1077 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1079 (struct ipa_pass_through_data): New type.
1080 (struct ipa_ancestor_jf_data): New type.
1081 (union jump_func_value): Removed field formal_id, added fields
1082 pass_through and ancestor.
1083 (struct ipa_param_call_note): Changed type of formal_id to int from
1085 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1086 operations jump functions and ancestor jump functions.
1087 (compute_complex_pass_through): New function.
1088 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1089 reflect changes in the jump function strucutre.
1090 (update_jump_functions_after_inlining): Ignore complex pass-through
1091 and ancestor jump functions.
1092 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1093 polynomial pass-through with operation jump functions.
1095 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1097 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1098 fde->dw_fde_begin as begin label instead of hot/cold label.
1099 Use LLSDAC label instead of LLSDA for second section lsda.
1100 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1101 label instead of LLSDA if it is true.
1102 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1104 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1105 SECTION argument. Use it as index into crtl->eh.call_site_record
1107 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1108 use it to determine how to print table entries instead of using
1109 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1110 label instead of normal begin label as base.
1111 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1112 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1113 ensure no EH range spans between sections and that landing pads
1114 are always in the corresponding section.
1115 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1116 for crtl->eh.call_site_record being an array rather than scalar.
1117 (output_one_function_exception_table): New function, copied
1118 from output_function_exception_table. Adjust
1119 dw2_size_of_call_site_table, dw2_output_call_site_table
1120 callers. For SECOND section use *C suffixed labels.
1121 (output_function_exception_table): Call
1122 output_one_function_exception_table and, when doing hot/cold
1123 partitioning, also another time for the second section.
1124 * opts.c: Include except.h.
1125 (decode_options): Allow -freorder-blocks-and-partition with
1126 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1127 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1128 * function.h (struct rtl_eh): Change call_site_record from
1129 scalar into array of 2 elements.
1131 2009-08-07 Martin Jambor <mjambor@suse.cz>
1133 * ipa-prop.c (count_formal_params_1): New function.
1134 (ipa_get_vector_of_formal_parms): New function.
1135 (get_vector_of_formal_parm_types): New function.
1136 (ipa_modify_formal_parameters): New function.
1137 (ipa_modify_call_arguments): New function.
1138 (index_in_adjustments_multiple_times_p): New function.
1139 (ipa_combine_adjustments): New function.
1140 (ipa_dump_param_adjustments): New function.
1141 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1142 (ipa_get_vector_of_formal_parms): Declare.
1143 (ipa_modify_formal_parameters): Declare.
1144 (ipa_modify_call_arguments): Declare.
1145 (ipa_combine_adjustments): Declare.
1146 (ipa_dump_param_adjustments): Declare.
1147 (build_ref_for_offset): Declare.
1148 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1149 * tree-sra.c: Include ipa-prop.c.
1150 (build_ref_for_offset): Make public.
1152 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1154 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1156 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1158 * gcc/doc/extend.texi (__builtin_extract_return_address)
1159 (__builtin_frob_return_address): Document.
1161 2009-08-06 Paul Brook <paul@codesourcery.com>
1163 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1164 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1165 implementation on ARMv6-M.
1167 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1169 * doc/extend.texi (pcs): Document new attribute for ARM.
1171 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1173 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1176 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1178 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1181 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1183 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1185 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1187 Merge ARM/hard_vfp_branch to trunk.
1189 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1191 * arm.c (libcall_eq): New function.
1192 (libcall_hash): New function.
1193 (add_libcall): New function.
1194 (arm_libcall_uses_aapcs_base): New function.
1195 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1196 libcalls using the base PCS.
1197 (arm_init_cumulative_args): Likewise.
1199 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1201 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1202 Use base ABI for conversion libfuncs between HFmode and SFmode.
1204 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1206 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1207 V4SImode as representatives of all 64-bit and 128-bit vector
1208 types. Allow vector types without vector modes.
1209 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1210 without vector modes like BLKmode.
1211 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1212 BLKmode. Avoid unsupported vector modes or TImode moves for
1214 (aapcs_vfp_allocate_return_reg): Likewise.
1215 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1216 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1218 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1220 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1221 (arm_get_pcs_model): Pass attribute arguments to
1222 arm_pcs_from_attribute.
1223 (arm_init_cumulative_args): Use base AAPCS for conversions from
1224 floating-point types to DImode.
1225 (arm_attribute_table): Add pcs attribute.
1226 (arm_handle_pcs_attribute): New.
1227 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1228 conversions from floating-point types to DImode, also declare them
1229 to use base AAPCS and declare functions they call to use base
1230 AAPCS and their RTABI names.
1232 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1234 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1235 -mfloat-abi=hard not being supported for VFP.
1237 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1239 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1240 SYMBOL_REF to hard_libcall_value.
1242 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1243 Richard Earnshaw <rearnsha@arm.com>
1245 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1246 has been put on the stack, all remaining co-processory arguments for
1247 that co-processor also go on the stack.
1249 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1251 * config/arm/arm.c (arm_return_in_memory): Handle returning
1252 vectors of suitable size in registers also for AAPCS case.
1254 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1256 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1258 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1260 ARM Hard-VFP calling convention
1261 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1262 * target.h (gcc_target): Add libcall_value to table of call hooks.
1263 * targhooks.h (default_libcall_value): Default implementation.
1264 * targhooks.c (default_libcall_value): Likewise.
1265 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1266 * optabs.c (expand_unop): Use it.
1267 * expr.h (hard_libcall_value): Pass the function RTX through.
1268 * calls.c (emit_library_call_value_1): Update call to
1270 * explow.c (hard_libcall_value): Use new target hook.
1271 * testsuite/lib/target-supports.exp
1272 (check_effective_target_arm_hard_vfp_ok): New hook.
1273 (check_effective_target_arm_neon_ok): Improve test for neon
1275 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1276 * config/arm/arm.c: Include cgraph.h
1277 (TARGET_FUNCTION_VALUE): Override default hook.
1278 (arm_pcs_default): New variable.
1279 (arm_override_options): Don't fault hard calling convention with VFP.
1280 Add support for AAPCS variants.
1281 (arm_function_value): Make static. Handle AAPCS variants.
1282 (arm_libcall_value): New function.
1283 (arm_apply_result_size): Handle VFP registers in results.
1284 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1286 (pcs_attribute_args): New variable.
1287 (arm_pcs_from_attribute): New function.
1288 (arm_get_pcs_model): New function.
1289 (aapcs_vfp_cum_init): New function.
1290 (aapcs_vfp_sub_candidate): New function.
1291 (aapcs_vfp_is_return_candidate): New function.
1292 (aapcs_vfp_is_call_candidate): New function.
1293 (aapcs_vfp_allocate): New function.
1294 (aapcs_vfp_allocate_return_reg): New function.
1295 (aapcs_vfp_advance): New function.
1296 (aapcs_cp_arg_layout): New variable.
1297 (aapcs_select_call_coproc): New function.
1298 (aapcs_select_return_coproc): New function.
1299 (aapcs_allocate_return_reg): New function.
1300 (aapcs_libcall_value): New function.
1301 (aapcs_layout_arg): New function.
1302 (arm_init_cumulative_args): Initialize AAPCS args data.
1303 (arm_function_arg): Handle AAPCS variants using new interface.
1304 (arm_arg_parital_bytes): Likewise.
1305 (arm_function_arg_advance): New function.
1306 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1307 calling conventions.
1308 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1309 * arm.h (NUM_VFP_ARG_REGS): Define.
1310 (LIBCALL_VALUE): Update.
1311 (FUNCTION_VALUE): Delete.
1312 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1313 (arm_pcs): New enum.
1314 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1315 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1316 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1317 * arm-protos.h (arm_function_arg_advance): Add.
1318 (aapcs_libcall_value): Add.
1319 (arm_function_value): Delete.
1321 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1322 H.J. Lu <hongjiu.lu@intel.com>
1325 * config/i386/i386.c (standard_sse_mode_p): Remove.
1326 (standard_sse_constant_p): Return 2 for integer mode
1327 vector_all_ones_operand when SSE2 is enabled.
1328 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1329 (ix86_expand_vector_move): Do not check for negative values from
1330 standard_sse_constant_p.
1332 2009-08-06 Richard Guenther <rguenther@suse.de>
1334 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1335 array type comparisons frontend independent.
1336 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1337 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1338 out array reference lower bound and element size operands.
1339 (ao_ref_init_from_vn_reference): Properly compute the offset
1340 for ARRAY_RANGE_REF.
1341 (vn_reference_fold_indirect): Fill out array reference lower
1342 bound and element size operands.
1343 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1344 a non gimple valued reference operand which can happen for
1345 array reference lower bound or element size.
1346 (create_component_ref_by_pieces_1): Properly generate the
1347 element size operand for array references.
1349 2009-08-06 Richard Guenther <rguenther@suse.de>
1351 PR tree-optimization/40964
1352 * tree.c (iterative_hash_host_wide_int): Export.
1353 * tree.h (iterative_hash_host_wide_int): Declare.
1354 * tree-ssa-structalias.c (heapvar_map): New struct.
1355 (heapvar_map_eq): New function.
1356 (heapvar_map_hash): Likewise.
1357 (heapvar_lookup): Adjust.
1358 (heapvar_insert): Likewise.
1359 (make_constraint_from_heapvar): Allow multiple heap variables
1360 per decl at different offsets.
1361 (init_alias_heapvars): Adjust.
1363 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1365 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1366 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1367 trailing sync if TARGET_SYNC_AFTER_SC.
1369 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1371 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1372 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1373 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1374 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1375 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1376 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1377 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1378 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1379 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1380 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1381 the prototype declaration match the definition.
1382 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1383 instructions explicitly. Add barrier_before and operands
1385 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1386 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1387 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1388 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1389 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1390 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1392 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1394 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1396 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1397 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1400 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1403 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1405 PR rtl-optimization/40924
1406 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1407 make sure canon_rtx (mem_address) isn't simpler than
1408 canon_rtx (expanded_mem_address).
1410 2009-08-05 Li Feng <nemokingdom@gmail.com>
1412 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1414 (build_scop_drs): Build alias set for each SCoP.
1416 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1418 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1419 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1420 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1421 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1422 (BASE_DRIVER_SELF_SPECS): Likewise.
1424 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1426 * tree-ssa-alias.c: Fix some comment typos.
1428 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1430 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1431 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1433 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1436 * simplify-rtx.c (simplify_binary_operation_1): Disable
1437 simplifications for decimal float operations.
1439 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1442 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1443 operand of INDIRECT_REF.
1445 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1447 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1448 constants referencing TLS symbols.
1450 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1452 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1453 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1455 2009-08-03 Richard Guenther <rguenther@suse.de>
1457 * tree.c (make_vector_type): Build a main variant first,
1458 get the canonical one and then build the variant.
1459 * tree-ssa.c (useless_type_conversion_p_1): Handle
1461 (useless_type_conversion_p): Conversions to pointers to
1462 incomplete record types are useless.
1464 2009-08-03 Richard Guenther <rguenther@suse.de>
1466 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1467 file will be created.
1468 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1469 * toplev.c (compile_file): Adjust comment.
1471 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1473 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1474 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1475 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1476 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1477 (sh_promote_function_mode): Fix typo.
1479 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1481 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1483 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1485 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1486 declaration arguments.
1488 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1490 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1491 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1492 (ix86_split_ashl): Ditto.
1493 (ix86_expand_vector_init_one_nonzero): Ditto.
1494 (ix86_expand_vector_set): Ditto.
1495 (ix86_expand_reduc_v4sf): Ditto.
1497 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1499 * explow.c (promote_function_mode): Remove assert.
1500 * config/sh/sh.c (sh_promote_function_mode): Declare.
1502 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1504 * config/pa/pa.c (pa_promote_function_mode): Declare.
1505 Change to static. Fix promote_mode call.
1507 * gthr-dce.h (CONST_CAST2): Define if not defined.
1508 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1510 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1512 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1514 * expr.c (store_constructor): Use promote_decl_mode. Remove
1515 now write-only variable unsignedp.
1516 (expand_expr_real_1): Use promote_decl_mode.
1517 * expr.h (promote_function_mode, promote_decl_mode): New.
1518 (promote_mode): Remove last argument.
1519 * function.c (assign_temp): Drop last argument of promote_mode.
1520 (assign_parm_find_data_types): Use promote_function_mode.
1521 (assign_parm_setup_reg): Likewise.
1522 (expand_function_end): Use promote_function_mode.
1523 * calls.c (initialize_argument_information): Use promote_function_mode.
1524 (precompute_arguments): Use promote_mode instead of checking if
1525 only PROMOTE_FUNCTION_MODE is defined.
1526 (expand_call): When making sibcall decisions, use promote_function_mode.
1527 Below, remove an if for targetm.calls.promote_function_return and
1528 and use promote_function_mode.
1529 (emit_library_call_value_1): Use promote_function_mode, fix bug
1530 where promote_mode was passed FOR_CALL == 0 for a return value in an
1532 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1533 * explow.c (promote_function_mode, promote_decl_mode): New.
1534 (promote_mode): Keep only the FOR_CALL == 0 case.
1535 * combine.c (setup_incoming_promotion): Remove test of
1536 promote_function_args. Use promote_function_mode.
1537 * stmt.c (expand_value_return): Use promote_decl_mode.
1538 (expand_decl): Use promote_decl_mode.
1540 * expr.c (store_constructor): Use promote_decl_mode. Remove
1541 now write-only variable unsignedp.
1542 (expand_expr_real_1): Use promote_decl_mode.
1543 * expr.h (promote_function_mode, promote_decl_mode): New.
1544 (promote_mode): Remove last argument.
1545 * function.c (assign_temp): Drop last argument of promote_mode.
1546 (assign_parm_find_data_types): Use promote_function_mode.
1547 (assign_parm_setup_reg): Likewise.
1548 (expand_function_end): Use promote_function_mode.
1549 * calls.c (initialize_argument_information): Use promote_function_mode.
1550 (precompute_arguments): Use promote_mode instead of checking if
1551 only PROMOTE_FUNCTION_MODE is defined.
1552 (expand_call): When making sibcall decisions, use promote_function_mode.
1553 Below, remove an if for targetm.calls.promote_function_return and
1554 and use promote_function_mode.
1555 (emit_library_call_value_1): Use promote_function_mode, fix bug
1556 where promote_mode was passed FOR_CALL == 0 for a return value in an
1558 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1559 * explow.c (promote_function_mode, promote_decl_mode): New.
1560 (promote_mode): Keep only the FOR_CALL == 0 case.
1561 * combine.c (setup_incoming_promotion): Remove test of
1562 promote_function_args. Use promote_function_mode.
1563 * stmt.c (expand_value_return): Use promote_decl_mode.
1564 (expand_decl): Use promote_decl_mode.
1566 * explow.c (promote_function_mode): Just call the target hook.
1567 * targhooks.c (default_promote_function_mode,
1568 default_promote_function_mode_always_promote): New.
1569 * targhooks.h (default_promote_function_mode,
1570 default_promote_function_mode_always_promote): Declare.
1571 * target.h (promote_function_args, promote_function_return): Remove.
1572 (promote_function_mode): New.
1573 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1574 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1575 (TARGET_PROMOTE_FUNCTION_MODE): New.
1576 (TARGET_CALLS): Adjust.
1577 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1578 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1580 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1581 * config/s390/s390.c (s390_promote_function_mode): ... here,
1582 with pointer handling.
1583 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1584 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1586 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1587 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1588 with pointer handling.
1589 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1590 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1592 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1593 * config/sh/sh.c (sh_promote_function_mode): New.
1594 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1595 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1597 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1598 * config/cris/cris.c (cris_promote_function_mode): ... here.
1599 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1600 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1602 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1603 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1604 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1605 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1607 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1608 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1609 complex type handling.
1610 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1611 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1613 * config/pa/pa.c (pa_promote_function_mode): New.
1614 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1615 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1617 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1618 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1619 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1620 * config/xtensa/xtensa.c: Likewise.
1621 * config/stormy16/stormy16.c: Likewise.
1622 * config/iq2000/iq2000.c: Likewise.
1623 * config/rs6000/rs6000.c: Likewise.
1624 * config/picochip/picochip.c: Likewise.
1625 * config/arc/arc.c: Likewise.
1626 * config/mcore/mcore.c: Likewise.
1627 * config/score/score.c: Likewise.
1628 * config/mips/mips.c: Likewise.
1629 * config/bfin/bfin.c: Likewise.
1630 * config/ia64/ia64.c: Likewise (disabled though).
1632 * config/frv/frv.h: Remove pointless remark.
1634 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1635 TARGET_PROMOTE_FUNCTION_ARGS,
1636 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1637 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1639 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1641 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1642 -floop-parallelize-all.
1643 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1644 flag_loop_parallelize_all.
1645 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1646 * graphite.c (graphite_transform_loops): Same.
1648 * graphite-poly.c (apply_poly_transforms): Same.
1650 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1652 PR tree-optimization/40914
1653 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1654 if set, then check the delta field of the PMF record.
1655 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1656 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1657 call is stored in the delta.
1659 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1661 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1663 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1665 * config/i386/bsd.h (ASM_BYTE): New define.
1666 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1667 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1668 .byte. Use fputs or putc instead of fprintf where appropriate.
1669 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1670 fputs or putc instead of fprintf where appropriate.
1671 * config/i386/i386elf.h: Ditto.
1672 * config/i386/sysv4.h: Ditto.
1674 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1675 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1676 (*tls_global_dynamic_64): Ditto.
1678 2009-07-31 Christian Bruel <christian.bruel@st.com>
1680 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1682 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1684 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1685 Remove dead code for MINUS.
1687 2009-07-31 Anthony Green <green@moxielogic.com>
1689 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1691 (moxie_expand_epilogue): Ditto for epilogue.
1692 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1694 (moxie_function_arg): Ditto.
1695 (moxie_pass_by_reference): Ditto.
1696 (moxie_arg_partial_bytes): Ditto.
1697 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1698 (FUNCTION_ARG_ADVANCE) Ditto.
1699 (REG_PARM_STACK_SPACE) Ditto.
1700 (FUNCTION_ARG_REGNO_P) Dito.
1702 * config.gcc: Add moxie linux config support.
1703 * gcc/config/moxie/uclinux.h: New file.
1705 2009-07-31 DJ Delorie <dj@redhat.com>
1707 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1708 (UNSPECV_SP_SWITCH_E): New.
1709 (sp_switch_1): Change to an unspec.
1710 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1712 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1713 reference the new stack's address
1715 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1717 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1718 graphite-clast-to-gimple.o, graphite-dependences.o,
1719 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1720 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1721 (graphite-blocking.o,
1722 graphite-clast-to-gimple.o, graphite-dependences.o,
1723 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1724 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1725 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1726 * cfgloop.h (struct loop): Add can_be_parallel field.
1727 * common.opt (fgraphite-identity): Moved up.
1728 (fgraphite-force-parallel): New flag.
1729 * graphite.c: Rewrite.
1730 * graphite.h: Rewrite.
1731 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1733 * toplev.c (graphite_out_file): New file descriptor.
1734 (graphite_in_file): New.
1735 (process_options): flag_graphite_force_parallel cannot be used without
1737 * tree-ssa-loop.c: Include toplev.h.
1738 (gate_graphite_transforms): Enable flag_graphite for
1739 flag_graphite_force_parallel.
1741 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1743 * ChangeLog.graphite: New.
1744 * graphite-blocking.c: New.
1745 * graphite-clast-to-gimple.c: New.
1746 * graphite-clast-to-gimple.h: New.
1747 * graphite-dependences.c: New.
1748 * graphite-dependences.h: New.
1749 * graphite-interchange.c: New.
1750 * graphite-poly.c: New.
1751 * graphite-poly.h: New.
1752 * graphite-ppl.c: New.
1753 * graphite-ppl.h: New.
1754 * graphite-scop-detection.c: New.
1755 * graphite-scop-detection.h: New.
1756 * graphite-sese-to-poly.c: New.
1757 * graphite-sese-to-poly.h: New.
1761 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1763 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1764 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1766 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1768 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1769 (scev_is_linear_expression): Return false if the evolution is not
1770 affine multivariate.
1772 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1774 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1775 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1777 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1779 * tree-data-ref.c (debug_data_references): New.
1780 (debug_data_reference): New.
1781 * tree-data-ref.h (debug_data_references): Declared.
1782 (debug_data_reference): Declared.
1784 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1786 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1787 * tree-data-ref.h (scop_p): Removed.
1788 (struct data_reference): Remove field scop.
1790 (stmt_simple_memref_p): Removed.
1792 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1794 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1795 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1798 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1800 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1802 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1804 * doc/invoke.texi (-fgraphite-identity): Documented.
1806 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1808 * tree-scalar-evolution.c: Fix comment.
1809 (instantiate_scev_1): Return unknow from scev instantiation if the
1810 result is not above instantiate_below.
1812 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1814 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1815 static anymore. Instantiate the symbols that may have been introduced
1817 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1820 2009-07-30 DJ Delorie <dj@redhat.com>
1822 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1823 .vliw directive to VLIW sections.
1825 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1827 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1829 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1830 (AUTOHEADER): New variable.
1831 ($(srcdir)/cstamp-h.in): Use it.
1833 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1834 Pat Haugen <pthaugen@us.ibm.com>
1835 Revital Eres <ERES@il.ibm.com>
1837 * config/rs6000/vector.md (VEC_F): Add VSX support.
1841 (vector_load_<mode>): Ditto.
1842 (vector_store_<mode>): Ditto.
1843 (vector GPR move split): Ditto.
1844 (vec_reload_and_plus_<mptrsize>): Ditto.
1845 (vec_reload_and_reg_<mptrsize>): Ditto.
1846 (add<mode>3): Ditto.
1847 (sub<mode>3): Ditto.
1848 (mul<mode>3): Ditto.
1849 (neg<mode>2): Ditto.
1850 (abs<mode>2): Ditto.
1851 (smin<mode>3): Ditto.
1852 (smax<mode>3): Ditto.
1853 (vector_eq<mode>): Ditto.
1854 (vector_gt<mode>): Ditto.
1855 (vector_ge<mode>): Ditto.
1856 (vector_gtu<mode>): Ditto.
1857 (vector_select_<mode>_uns): Ditto.
1858 (vector_eq_<mode>_p): Ditto.
1859 (vector_gt_<mode>_p): Ditto.
1860 (vector_ge_<mode>_p): Ditto.
1861 (vector_gtu_<mode>_p): Ditto.
1862 (cr6_test_for_zero): Ditto.
1863 (cr6_test_for_zero_reverse): Ditto.
1864 (cr6_test_for_lt): Ditto.
1865 (cr6_test_for_lt_reverse): Ditto.
1866 (xor<mode>3): Ditto.
1867 (ior<mode>3): Ditto.
1868 (and<mode>3): Ditto.
1869 (one_cmpl<mode>2): Ditto.
1870 (nor<mode>2): Ditto.
1871 (andc<mode>2): Ditto.
1872 (float<VEC_int<mode>2): Ditto.
1873 (unsigned_float<VEC_int><mode>2): Ditto.
1874 (fix_trunc<mode><VEC_int>2): Ditto.
1875 (fixuns_trunc<mode><VEC_int>2): Ditto.
1877 (vec_set<mode>): Ditto.
1878 (vec_extract<mode>): Ditto.
1879 (vec_interleave_highv4sf): Ditto.
1880 (vec_interleave_lowv4sf): Ditto.
1881 (vec_realign_load_<mode>): Ditto.
1882 (vec_shl_<mode>): Ditto.
1883 (vec_shr_<mode>): Ditto.
1884 (div<mode>3): New patterns for VSX.
1885 (vec_interleave_highv2df): Ditto.
1886 (vec_interleave_lowv2df): Ditto.
1887 (vec_pack_trunc_v2df): Ditto.
1888 (vec_pack_sfix_trunc_v2df): Ditto.
1889 (vec_pack_ufix_trunc_v2df): Ditto.
1890 (vec_unpacks_hi_v4sf): Ditto.
1891 (vec_unpacks_lo_v4sf): Ditto.
1892 (vec_unpacks_float_hi_v4si): Ditto.
1893 (vec_unpacks_float_lo_v4si): Ditto.
1894 (vec_unpacku_float_hi_v4si): Ditto.
1895 (vec_unpacku_float_lo_v4si): Ditto.
1896 (movmisalign<mode>): Ditto.
1897 (vector_ceil<mode>2): New patterns for vectorizing math library.
1898 (vector_floor<mode>2): Ditto.
1899 (vector_btrunc<mode>2): Ditto.
1900 (vector_copysign<mode>3): Ditto.
1902 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1903 predicate for setting the high bit in each word, used for copysign.
1905 * config/rs6000/ppc-asm.h (f19): Whitespace.
1906 (f32-f63): Define if VSX.
1907 (v0-v31): Define if Altivec.
1908 (vs0-vs63): Define if VSX.
1910 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1912 * config/rs6000/power7.md: New file, provide tuning parameters for
1915 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1916 (rs6000_cpu_cpp_builtins): Ditto.
1917 (altivec_overloaded_builtins): Ditto.
1918 (altivec_resolve_overloaded_builtin): Ditto.
1920 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1921 debug switch to disable vectorizing simple math builtin
1924 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1925 Vectorize simple math builtin functions.
1926 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1927 hook to vectorize math builtins.
1928 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1929 (rs6000_builtin_conversion): Add VSX/power7 support.
1930 (rs6000_builtin_vec_perm): Ditto.
1931 (vsplits_constant): Add support for loading up a vector constant
1932 with just the high bit set in each part.
1933 (rs6000_expand_vector_init): Add VSX/power7 support.
1934 (rs6000_expand_vector_set): Ditto.
1935 (rs6000_expand_vector_extract): Ditto.
1936 (rs6000_emit_move): Ditto.
1937 (bdesc_3arg): Ditto.
1938 (bdesc_2arg): Ditto.
1939 (bdesc_1arg): Ditto.
1940 (rs6000_expand_ternop_builtin): Ditto.
1941 (altivec_expand_builtin): Ditto.
1942 (rs6000_expand_unop_builtin): Ditto.
1943 (rs6000_init_builtins): Ditto.
1944 (altivec_init_builtins): Ditto.
1945 (builtin_function_type): Ditto.
1946 (rs6000_common_init_builtins): Ditto.
1947 (rs6000_handle_altivec_attribute); Ditto.
1948 (rs6000_mangle_type): Ditto.
1949 (rs6000_vector_mode_supported_p): Ditto.
1950 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1953 * config/rs6000/vsx.md: New file for VSX support.
1955 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1956 identifing values with just the most significant bit set.
1957 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1958 vectorized builtins.
1960 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1961 (UNSPEC_VRFIM): Delete.
1962 (splitter for loading up vector with most significant bit): New
1963 splitter for vectorizing copysign.
1964 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1965 vectorizing simple math functions.
1966 (altivec_vrfip): Add support for vectorizing simple math functions.
1967 (altivec_vrfim): Ditto.
1968 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1970 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1971 (power7.md, vsx.md): Include for power7 support.
1972 (copysigndf3): Use VSX instructions if -mvsx.
1973 (negdf2_fpr): Ditto.
1974 (absdf2_fpr): Ditto.
1975 (nabsdf2_fpr): Ditto.
1976 (adddf3_fpr): Ditto.
1977 (subdf3_fpr): Ditto.
1978 (muldf3_fpr): Ditto.
1979 (divdf3_fpr): Ditto.
1980 (fix_truncdfdi2_fpr): Ditto.
1981 (cmpdf_internal1): Ditto.
1982 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1983 (btruncdf2, btruncdf2_fpr): Ditto.
1984 (ceildf2, ceildf2_fpr): Ditto.
1985 (floordf2, floordf2_fpr): Ditto.
1986 (floatdidf2, floatdidf2_fpr): Ditto.
1987 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1988 (fmsubdf4_fpr): Ditto.
1989 (fnmadddf4_fpr_1): Ditto.
1990 (fnmadddf4_fpr_2): Ditto.
1991 (fnmsubdf4_fpr_1): Ditto.
1992 (fnmsubdf4_fpr_2): Ditto.
1993 (fixuns_truncdfdi2): Add expander for VSX support.
1994 (fix_truncdfdi2): Ditto.
1995 (fix_truncdfsi2): Ditto.
1997 (btruncsf2): Whitespace.
1998 (movdf_hardfloat32): Add support for VSX registers.
1999 (movdf_softfloat32): Ditto.
2000 (movdf_hardfloat64): Ditto.
2001 (movdf_hardfloat64_mfpgpr): Ditto.
2002 (movdf_softfloat64): Ditto.
2003 (movti splitters): Add check for vector registers supporting
2004 TImode in the future.
2005 (bpermd): Add power7 bpermd instruction.
2007 * config/rs6000/altivec.h (vec_div): Define if VSX.
2011 (vec_nearbyint): Ditto.
2014 (all predicates): Use the generic builtin function, and not the V4SF
2015 specific function so that the predicates will work with VSX's V2DF.
2019 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2020 Document new VSX functions and types.
2022 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2025 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2026 "wa", and "j" constraints. Modify "v" to talk about Altivec
2027 instead of just vector.
2029 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2032 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2033 location for phi arguments.
2034 (rewrite_update_phi_arguments): Find locations for reaching defs.
2035 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2036 Add location to add_phi_arg calls.
2037 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2038 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2039 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2040 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2041 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2042 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2043 * tree-phinodes.c (make_phi_node): Initialize location.
2044 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2045 (add_phi_arg): Add location parameter.
2046 (remove_phi_arg_num): Move location when moving phi argument.
2047 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2049 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2050 slpeel_update_phi_nodes_for_guard1,
2051 slpeel_update_phi_nodes_for_guard2,
2052 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2053 vect_loop_versioning): Set locations.
2054 * tree-parloops.c (create_phi_for_local_result,
2055 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2056 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2057 * tree-vect-loop.c (get_initial_def_for_induction,
2058 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2060 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2061 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2062 (gimple_phi_arg_set_location): New. Set locus.
2063 (gimple_phi_arg_has_location): New. Check for locus.
2064 (redirect_edge_var_map_location): New. Return locus from var_map.
2065 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2066 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2067 combining PHI arguments.
2068 (cond_store_replacement): Set location.
2069 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2070 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2071 scop_add_exit_phis_edge): Add locations.
2072 * tree-cfgcleanup.c (remove_forwarder_block,
2073 remove_forwarder_block_with_phi): Add locations.
2074 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2075 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2077 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2078 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2079 flush_pending_stmts): Add source location.
2080 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2081 stack to preserve locations.
2082 * tree-vect-stmts.c (vectorizable_load): Add location.
2083 * tree-inline.c (copy_phis_for_bb): Copy locus.
2084 (setup_one_parameter): Add call locus to inlined parameter stmts.
2085 (initialize_inlined_parameters): Pass in call location as parameter
2087 (tree_function_versioning): Pass location to setup_one_parameter.
2088 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2089 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2090 copy and edge lists.
2091 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2092 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2093 locus parameter and override the stmt default if provided.
2094 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2095 elim_graph_add_edge, elim_graph_remove_succ_edge,
2096 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2097 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2098 eliminate_phi): Add locus info in elimination graph for each edge and
2100 (insert_backedge_copies): Copy locus if present.
2101 * tree-flow.h (struct _edge_var_map): Add locus field.
2102 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2103 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2104 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2106 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2108 2009-07-30 Martin Jambor <mjambor@suse.cz>
2110 PR tree-optimization/40570
2111 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2114 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2116 * ssa-loop-manip.c: Include langhooks.h.
2117 (rewrite_phi_with_iv): New.
2118 (rewrite_all_phi_nodes_with_iv): New.
2119 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2120 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2121 * tree-parloops.c (loop_parallel_p): Move out all conditions
2122 except dependency check.
2123 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2124 (gen_parallel_loop): Call canonicalize_loop_ivs without
2125 reduction_list argument.
2126 (build_new_reduction): New.
2127 (gather_scalar_reductions): New.
2128 (try_get_loop_niter): New.
2129 (try_create_reduction_list): New.
2130 (parallleize_loops): Change the parallel conditions check.
2131 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2132 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2134 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2136 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2138 * doc/options.texi (Option properties): Mention new quoting syntax.
2140 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2142 * config/alpha/alpha.c (alpha_start_function):
2143 Handle VMS_DEBUG_MAIN_POINTER
2144 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2145 * doc/invoke.texi: Document -mdebug-main switch.
2147 2009-07-29 Richard Henderson <rth@redhat.com>
2149 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2150 (cgraph_create_edge_including_clones): Likewise.
2151 * tree-inline.c (copy_bb): Operate on the correct edges
2152 when updating the callgraph.
2154 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2156 * config/alpha/vms-cc.c: Deleted.
2157 * config/alpha/vms-ld.c: Deleted.
2158 * config/alpha/t-vms64: Moved to config/vms
2159 * config/alpha/vms-crt0-64.c: Moved to config/vms
2160 * config/alpha/vms-crt0.c: Moved to config/vms
2161 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2162 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2163 * config/alpha/xm-vms.h: Moved to config/vms
2164 * config/alpha/x-vms: Moved to config/vms
2165 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2167 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2168 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2170 * config/vms/t-vms64: Moved here from config/alpha
2171 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2172 (argc,argv,envp): Enforce 32bit malloc'ing.
2173 * config/vms/vms-psxcrt0-64.c: Likewise.
2174 * config/vms/vms-crt0.c: Moved here from config/alpha.
2175 * config/vms/vms-psxcrt0.c: Likewise.
2176 * config/vms/vms-crtl-64.h: New file.
2177 * config/vms/vms-crtl.h: New file.
2178 * config/vms/vms.opt: New file.
2179 * config/vms/xm-vms64.h: New file.
2180 * config/vms/xm-vms.h: Moved here from config/alpha.
2181 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2183 * config/vms/x-vms: Moved here from config/alpha.
2184 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2185 (vms-ld.o, vms-cc.o): Removed.
2186 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2188 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2190 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2191 correct stack (obvious VMS fix).
2193 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2195 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2196 date, version info if VMS_DEBUGGING_INFO defined.
2197 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2198 size, date calculating code moved here.
2200 2009-07-29 Paul Brook <paul@codesourcery.com>
2202 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2205 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2208 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2209 to DImode when generating insq_le insn.
2211 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2213 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2214 New macro set for VMS_DEBUGGGING_INFO.
2215 (AT_string_form): Use it.
2217 2009-07-28 DJ Delorie <dj@redhat.com>
2219 * config/mep/mep.c (vtext_section): New.
2220 (vftext_section): New.
2221 (ftext_section): New.
2222 (mep_select_section): Add support for functions.
2223 (mep_unique_section): Likewise.
2224 (mep_asm_init_sections): Likewise.
2225 (mep_encode_section_info): Remove it from here.
2227 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2229 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2231 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2232 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2234 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2236 * dwarf2out.c (output_file_names): Test new macro
2237 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2238 (add_comp_dir_attribute): Likewise.
2240 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2242 * config/i386/mingw-w64.h (LINK_SPEC): Add
2243 separating space between commands.
2245 2009-07-28 Jan Hubicka <jh@suse.cz>
2247 PR tree-optimization/40759
2248 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2251 2009-07-27 DJ Delorie <dj@redhat.com>
2253 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2254 types are dword-aligned.
2255 (mep_expand_va_start): Likewise.
2257 2009-07-27 Olivier Hainque <hainque@adacore.com>
2258 Douglas B Rupp <rupp@gnat.com>
2260 * convert.c (convert_to_pointer): Don't assume the target
2261 pointer type is POINTER_SIZE long. Fetch its precision instead.
2263 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2265 * system.h (fopen): Undefine if macro.
2267 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2269 * dwarf2out.c (output_cfi_p): Removed.
2270 (output_cfis): New function.
2271 (output_fde): New function, split from output_call_frame_info.
2272 (output_call_frame_info): Use it.
2273 (dwarf2out_switch_text_section): Use output_cfis.
2275 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2277 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2278 TARGET_BI_ARCH is specified without enabling SJLJ.
2279 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2280 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2282 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2284 * arm.md (negdi2): Use DImode if forcing a value into a register.
2286 2009-07-26 Ira Rosen <irar@il.ibm.com>
2288 PR tree-optimization/40801
2289 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2290 of vector operand from the previous copy of vector statement.
2291 Pass the correct definition type value to
2292 vect_get_vec_def_for_stmt_copy().
2294 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2296 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2297 const char ** conversion.
2299 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2301 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2302 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2303 (gcc_unreachable): Invoke __builtin_unreachable() if
2304 !ENABLE_ASSERT_CHECKING.
2306 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2308 PR rtl-optimization/40445
2309 * emit-rtl.c (next_nonnote_insn_bb): New function.
2310 * rtl.h (next_nonnote_insn_bb): Declare new function.
2311 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2312 with no successors that is the successor of the ENTRY_BLOCK.
2313 Continue from the top after removing an empty fallthrough block.
2314 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2315 of next_nonnote_insn.
2317 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2319 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2321 2009-07-25 Martin Jambor <mjambor@suse.cz>
2323 * c-common.c (c_common_attribute_table): New element for noclone.
2324 (handle_noclone_attribute): New function. Forward-declare.
2325 * tree-inline.c (tree_versionable_function_p): Check for noclone
2327 * doc/extend.texi (Labels as Values): Document need for noclone.
2328 (Function Attributes): Document noclone attribute.
2330 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2332 PR rtl-optimization/34999
2333 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2334 and dw_fde_switched_cold_to_hot fields.
2335 (output_cfi_p): New function.
2336 (output_call_frame_info): If fde->dw_fde_switched_sections,
2337 output 2 FDEs instead of one with corrupted header.
2338 (dwarf2out_do_cfi_startproc): New function.
2339 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2340 and fde->dw_fde_switched_cold_to_hot.
2341 (dwarf2out_switch_text_section): Compute
2342 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2343 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2344 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2345 Otherwise, compute fde->dw_fde_switch_cfi.
2347 2009-07-24 Cary Coutant <ccoutant@google.com>
2349 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2351 2009-07-24 Cary Coutant <ccoutant@google.com>
2353 * cfghooks.c (split_block): Copy discriminator to new block.
2354 * tree-cfg.c (assign_discriminator): Check location of last
2355 instruction in block as well as first.
2357 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2359 * config/i386/linux.c: Use fputs or putc instead of fprintf
2361 * config/i386/gas.h: Ditto.
2362 * config/i386/x86-64.h: Ditto.
2363 * config/i386/att.h: Ditto.
2365 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2367 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2370 2009-07-24 Martin Jambor <mjambor@suse.cz>
2372 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2373 (ipa_push_func_to_list_1): Declare.
2374 (ipa_push_func_to_list): New function.
2376 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2377 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2378 (ipa_push_func_to_list): Removed.
2379 (ipa_pop_func_from_list): Clear node_enqueued flag.
2381 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2383 * config/s390/s390.c (override_options): Default
2384 max-unrolled-insns to 100 for z10 tuning.
2386 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2388 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2389 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2390 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2391 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2392 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2393 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2394 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2396 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2398 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2399 use default set in mingw32.h header.
2400 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2401 64-bit /mingw/include path.
2402 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2405 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2407 PR rtl-optimization/40209
2408 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2410 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2412 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2413 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2414 with the rest of string where appropriate. Use fputs or putc
2415 instead of fprintf where appropriate.
2417 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2418 Pat Haugen <pthaugen@us.ibm.com>
2419 Revital Eres <ERES@il.ibm.com>
2421 * config/rs6000/vector.md: New file. Move most of the vector
2422 expander support here from altivec.md to allow for the VSX vector
2423 unit in the future. Add support for secondary_reload patterns.
2424 Rewrite the patterns for vector comparison, and vector comparison
2425 predicate instructions so that the RTL expresses the desired
2426 behavior, instead of using unspec.
2428 * config/rs6000/constraints.md ("f" constraint): Use
2429 rs6000_constraints to hold the precalculated register class.
2430 ("d" constraint): Ditto.
2431 ("wd" constraint): New constraint for VSX.
2432 ("wf" constraint): Ditto.
2433 ("ws" constraint): Ditto.
2434 ("wa" constraint): Ditto.
2435 ("wZ" constraint): Ditto.
2436 ("j" constraint): Ditto.
2438 * config/rs6000/predicates.md (vsx_register_operand): New
2440 (vfloat_operand): New predicate for vector.md.
2441 (vint_operand): Ditto.
2442 (vlogical_operand): Ditto.
2443 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2444 (easy_vector_constant): Add VSX support.
2445 (altivec_indexed_or_indirect_operand): New predicate for
2446 recognizing Altivec style memory references with AND -16.
2448 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2449 for vector secondary reload support.
2450 (rs6000_vector_reg_class): Delete, replacing it with
2452 (rs6000_vsx_reg_class): Ditto.
2453 (rs6000_constraints): New array to hold the register classes of
2454 each of the register constraints that can vary at runtime.
2455 (builtin_mode_to_type): New static array for builtin function type
2457 (builtin_hash_table): New static hash table for builtin function
2459 (TARGET_SECONDARY_RELOAD): Define target hook.
2460 (TARGET_IRA_COVER_CLASSES): Ditto.
2461 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2462 registers are 128 bits if VSX memory reference instructions are used.
2463 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2465 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2466 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2467 Print several of the scheduling related parameters.
2468 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2469 rs6000_constraints instead of rs6000_vector_reg_class. Move
2470 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2471 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2472 Altivec. Add VSX support. Setup for secondary reload support on
2473 Altivec/VSX registers.
2474 (rs6000_override_options): Make power7 set the scheduling groups
2475 like the power5. Add support for new debug switches to override
2476 the scheduling defaults. Temporarily disable -mcpu=power7 from
2477 setting -mvsx. Add support for debug switches -malways-hint,
2478 -msched-groups, and -malign-branch-targets.
2479 (rs6000_buitlin_conversion): Add support for returning unsigned
2480 vector conversion functions to fix regressions due to stricter
2482 (rs6000_builtin_mul_widen_even): Ditto.
2483 (rs6000_builtin_mul_widen_odd): Ditto.
2484 (rs6000_builtin_vec_perm): Ditto.
2485 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2486 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2488 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2490 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2491 VSX types for bit operations. Changes to accomidate vector.md.
2492 (bdesc_2arg): Ditto.
2493 (bdesc_1arg): Ditto.
2494 (struct builtin_description_predicates): Rewrite predicate
2495 handling so that RTL describes the operation, instead of passing
2496 the instruction to be used as a string argument.
2497 (bdesc_altivec_preds): Ditto.
2498 (altivec_expand_predicate_builtin): Ditto.
2499 (altivec_expand_builtin): Ditto.
2500 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2501 statement for vsldoi support.
2502 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2503 (altivec_expand_st_builtin): Ditto.
2504 (paired_expand_builtin): Whitespace changes.
2505 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2506 builtin_mode_to_type table for secondary reload. Call
2507 builtin_function_type to build random builtin functions.
2508 (altivec_init_builtins): Change to use builtin_function_type to
2509 create builtin function types dynamically as we need them.
2510 (builtin_hash_function): New support for hashing the tree types
2511 for builtin function as we need it, rather than trying to build
2512 all of the trees that we need. Add initial preliminary VSX support.
2513 (builtin_function_type): Ditto.
2514 (builtin_function_eq): Ditto.
2515 (builtin_hash_struct): Ditto.
2516 (rs6000_init_builtins): Ditto.
2517 (rs6000_common_init_builtins): Ditto.
2518 (altivec_init_builtins): Ditto.
2519 (rs6000_common_init_builtins): Ditto.
2520 (enum reload_reg_type): New enum for simplifing reg classes.
2521 (rs6000_reload_register_type): Simplify register classes into GPR,
2522 Vector, and other registers. Altivec and VSX addresses in reload.
2523 (rs6000_secondary_reload_inner): Ditto.
2524 (rs6000_ira_cover_classes): New target hook, that returns the
2525 appropriate cover classes, based on -mvsx being used or not.
2526 (rs6000_secondary_reload_class): Add VSX support.
2527 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2528 (get_vsel_insn): Ditto.
2529 (rs6000_emit_vector_compare): Rewrite vector conditional support
2530 so that where we can, we use RTL operators, instead of blindly use
2532 (rs6000_emit_vector_select): Ditto.
2533 (rs6000_emit_vector_cond_expr): Ditto.
2534 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2535 (create_TOC_reference): Add -mdebug=addr support.
2536 (emit_frame_save): VSX loads/stores need register indexed addressing.
2538 * config/rs6000/rs6000.md: Include vector.md.
2540 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2542 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2543 support for V2DI, V2DF in logical, permute, select operations.
2545 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2546 switch for vsx/power7.
2547 (-mvsx-scalar-memory): Ditto.
2548 (-mvsx-align-128): Ditto.
2549 (-mallow-movmisalign): Ditto.
2550 (-mallow-df-permute): Ditto.
2551 (-msched-groups): Ditto.
2552 (-malways-hint): Ditto.
2553 (-malign-branch-targets): Ditto.
2555 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2557 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2558 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2559 (rs6000_vector_reg_class): Delete.
2560 (rs6000_vsx_reg_class): Ditto.
2561 (enum rs6000_reg_class_enum): New enum for the constraints that
2562 vary based on target switches.
2563 (rs6000_constraints): New array to hold the register class for all
2564 of the register constraints that vary based on the switches used.
2565 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2566 (enum rs6000_builtins): Add unsigned varients for the builtin
2567 declarations returned by target hooks for expanding multiplies,
2568 select, and permute operations. Add VSX builtins.
2569 (enum rs6000_builtin_type_index): Add entries for VSX.
2570 (V2DI_type_node): Ditto.
2571 (V2DF_type_node): Ditto.
2572 (unsigned_V2DI_type_node): Ditto.
2573 (bool_long_type_node): Ditto.
2574 (intDI_type_internal_node): Ditto.
2575 (uintDI_type_internal_node): Ditto.
2576 (double_type_internal_node): Ditto.
2578 * config/rs6000/altivec.md (whole file): Move all expanders to
2579 vector.md from altivec.md. Rename insn matching functions to be
2581 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2582 (altivec_vcmp*): Ditto.
2583 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2584 (VM): New iterator for moves that includes the VSX types.
2585 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2586 (altivec_vperm_<mode>_uns): New, for unsigned types.
2587 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2588 (altivec_eq<mode>): Ditto.
2589 (altivec_gt<mode>): Ditto.
2590 (altivec_gtu<mode>): Ditto.
2591 (altivec_eqv4sf): Ditto.
2592 (altivec_gev4sf): Ditto.
2593 (altivec_gtv4sf): Ditto.
2594 (altivec_vcmpbfp_p): Ditto.
2596 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2598 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2601 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2604 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2605 ASM_SHORT instead of .word.
2606 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2607 instead of .word in asm template.
2609 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2612 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2613 (process_bb_node_lives): Use it.
2615 * ira.c (setup_cover_and_important_classes): Don't setup
2616 ira_important_class_nums. Add cover classes to the end of
2618 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2620 (find_reg_class_closure): Use reorder_important_classes.
2622 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2624 * config/i386/i386.c (i386_ira_cover_classes): New function.
2625 (TARGET_IRA_COVER_CLASSES): Redefine.
2627 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2628 importance of order of cover classes in the array.
2630 2009-07-22 Diego Novillo <dnovillo@google.com>
2632 * tree-pass.h (TDF_EH): Define.
2633 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2634 contains TDF_EH, print the EH region number holding GS.
2635 * tree-dump.c (dump_options): Add "eh".
2636 * doc/invoke.texi: Document it.
2638 2009-07-22 Doug Kwan <dougkwan@google.com>
2640 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2642 2009-07-22 Michael Matz <matz@suse.de>
2644 PR tree-optimization/35229
2645 PR tree-optimization/39300
2647 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2648 (inhibit_phi_insertion): New function.
2649 (insert_into_preds_of_block): Call it for REFERENCEs.
2650 (init_pre): Initialize and finalize scalar evolutions.
2651 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2653 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2656 Use CONST_VECTOR_NUNITS to determine number of elements.
2658 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2660 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2661 (U, W): Constraints are now deprecated and will be removed if we
2663 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2665 ("prefetch"): Add the stcmh instruction for prefetching.
2666 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2668 (s390_short_displacement): Return always true if compiling for
2669 machines not providing the long displacement facility.
2670 (s390_mem_constraint): Support the new constraint letter Z.
2671 (s390_check_qrst_address): New function.
2673 2009-07-21 DJ Delorie <dj@redhat.com>
2675 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2678 2009-07-21 Jason Merrill <jason@redhat.com>
2680 * c-common.c (max_tinst_depth): Increase default to 1024.
2682 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2684 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2685 (vec_unpacku_float_lo_v4si): Ditto.
2687 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2690 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2691 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2692 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2693 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2695 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2697 PR tree-optimization/40813
2698 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2701 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2703 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2704 with a NOP_EXPR if needed.
2706 2009-07-21 Paul Brook <paul@codesourcery.com>
2708 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2709 Terminate debug dump with newline.
2711 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2713 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2714 Cast "1" to unsigned HOST_WIDE_INT.
2715 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2716 deposit length to the maximum length - lsb. Extend length if
2717 HOST_BITS_PER_WIDE_INT is 32.
2719 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2721 * cgraph.h (constant_pool_htab): New function.
2722 (constant_descriptor_tree): Move from varasm.c.
2723 * varasm.c (constant_pool_htab): New function.
2724 (constant_descriptor_tree): Move to cgraph.h.
2726 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2728 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2730 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2732 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2735 2009-07-20 Xinliang David Li <davidxl@google.com>
2737 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2739 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2741 * config/mips/mips.md (move_type): Add arith.
2742 (type): Handle arith.
2743 (zero_extendsidi2): Rename this into ...
2744 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2745 (zero_extendsidi2): New expander.
2746 (*zero_extendsidi2_dext): New pattern.
2748 2009-07-20 Nick Clifton <nickc@redhat.com>
2750 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2751 to set MIPS_ABI_DEFAULT.
2752 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2754 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2756 * tree-object-size.c (addr_object_size): Handle unions with
2757 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2759 PR tree-optimization/40792
2760 * tree.c (build_function_type_skip_args): Remove bogus assert.
2762 2009-07-20 Jan Hubicka <jh@suse.cz>
2763 Martin Jambor <mjambor@suse.cz>
2765 * cgraph.h (combined_args_to_skip): New field.
2766 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2767 combined_args_to_skip and args_to_skip.
2768 * tree-inline.c (update_clone_info): New function.
2769 (tree_function_versioning): Call update_clone_info.
2770 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2772 (cgraph_materialize_all_clones): More extensive dumping, working
2773 with combined_args_to_skip rather than args_to_skip.
2775 2009-07-20 Ira Rosen <irar@il.ibm.com>
2777 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2778 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2779 (get_initial_def_for_reduction): Likewise.
2780 (vectorizable_reduction): Skip the check of first operand in case
2781 of COND_EXPR. Add check that it is outer loop vectorization if
2782 nested cycle was detected. Call vectorizable_condition() for
2783 COND_EXPR. If reduction epilogue cannot be created do not fail for
2784 nested cycles (if it is not double reduction). Assert that there
2785 is only one type in the loop in case of COND_EXPR. Call
2786 vectorizable_condition() to vectorize COND_EXPR.
2787 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2788 Add parameters. Allow nested cycles if called from
2789 vectorizable_reduction(). Use reduction vector variable if provided.
2790 (vect_analyze_stmt): Call vectorizable_reduction() before
2791 vectorizable_condition().
2792 (vect_transform_stmt): Update call to vectorizable_condition().
2794 2009-07-20 Christian Bruel <christian.bruel@st.com>
2796 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2797 * doc/invoke.texi (-mfmovd): Likewise.
2798 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2800 2009-07-20 Jan Hubicka <jh@suse.cz>
2802 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2803 when handling SSA name.
2805 2009-07-19 Jan Hubicka <jh@suse.cz>
2807 PR tree-optimization/40676
2808 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2809 virtual PHIs in empty BBs.
2811 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2813 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2814 re-expanded the compound use gen_lowpart instead to convert to the
2817 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2819 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2820 OUTER_CONST arguments.
2821 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2822 the new wider mode will be masked off.
2823 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2825 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2827 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2828 high-order bits are zero.
2830 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2832 * combine.c (simplify_shift_const_1): Split code to determine
2834 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2835 new bits shifted in are identical to the old sign bit.
2837 2009-07-18 Richard Guenther <rguenther@suse.de>
2840 * gimplify.c (gimplify_call_expr): Reject code using results from
2841 functions returning void.
2843 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2845 * doc/md.texi: Document the new PowerPC "es" constraint.
2846 Document that "m" can include automodified addresses on this target,
2847 and explain how %U must be used. Extend the "Q" and "Z" documentation
2848 to suggest "es" as well as "m".
2849 * config/rs6000/constraints.md (es): New memory constraint.
2850 (Q, Z): Update strings to match new documentation.
2852 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2854 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2855 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2856 * config/rs6000/predicates.md (volatile_mem_operand): Use
2857 offsettable_nonstrict_memref_p.
2858 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2859 (*floatunssidf2_internal): Likewise.
2860 (*fix_truncdfsi2_internal): Likewise.
2861 (*fix_trunctfsi2_internal): Likewise.
2863 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2865 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2867 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2869 2009-07-17 Richard Guenther <rguenther@suse.de>
2872 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2873 (pass_warn_unused_result): Likewise.
2874 (TODO_set_props): Remove.
2875 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2877 (pass_diagnose_omp_blocks): Define.
2878 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2879 (c_gimple_diagnostics_recursively): Remove.
2880 (finish_function): Do not call it.
2881 (c_write_global_declarations): Continue after errors.
2882 Finalize the CU here.
2883 * c-gimplify.c (c_genericize): Do not gimplify here.
2884 * c-common.c (c_warn_unused_result): Move ...
2885 * tree-cfg.c (do_warn_unused_result): ... here.
2886 (run_warn_unused_result): New function.
2887 (gate_warn_unused_result): New function.
2888 (pass_warn_unused_result): New pass.
2889 * c-common.h (c_warn_unused_result): Remove.
2890 * flags.h (flag_warn_unused_result): Declare.
2891 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2892 * opts.c (flag_warn_unused_result): Initialize to false.
2893 * toplev.c (compile_file): Add comment.
2894 * omp-low.c (create_omp_child_function): Do not register
2895 the function with the frontend.
2896 (diagnose_omp_structured_block_errors): Prepare to be
2897 called as optimization pass.
2898 (gate_diagnose_omp_blocks): New function.
2899 (pass_diagnose_omp_blocks): New pass.
2900 * cgraph.h (cgraph_optimize): Remove.
2901 (cgraph_analyze_function): Likewise.
2902 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2903 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2904 before their parents here.
2905 (cgraph_finalize_function): Not here.
2906 (cgraph_analyze_function): Gimplify functions here.
2907 (cgraph_finalize_compilation_unit): Continue after errors.
2908 Optimize the callgraph from here.
2909 (cgraph_optimize): Make static.
2910 * langhooks.c (write_global_declarations): Finalize the CU.
2911 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2912 (gimplify_function_tree): Assert we gimplify only once.
2913 Set PROP_gimple_any property.
2914 * tree-nested.c (gimplify_all_functions): New function.
2915 (lower_nested_functions): Gimplify all nested functions.
2916 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2917 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2918 and pass_diagnose_omp_blocks after gimplification. Do not
2919 set TODO_set_props on all_lowering_passes.
2920 (execute_one_pass): Do not handle TODO_set_props.
2921 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2922 (gimplify.o): Add tree-pass.h dependency.
2923 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2924 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2925 (unsave_r): Likewise.
2926 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2929 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2931 * doc/service.texi (Service): Restore previously removed link,
2932 which isn't broken after all.
2934 2009-07-17 Richard Guenther <rguenther@suse.de>
2936 PR tree-optimization/40321
2937 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2938 PHI nodes to the maximal set.
2939 (make_values_for_phi): Add PHI arguments to the maximal set.
2940 (execute_pre): Dump PHI_GEN and the maximal set.
2942 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2945 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2948 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2950 * doc/extend.texi (Nested Functions): Replace broken link with
2952 * doc/service.texi (Service): Remove broken link.
2954 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2957 * builtins.c (expand_builtin_memcmp): Use loc instead of
2958 EXPR_LOCATION (exp).
2959 (expand_builtin_strncmp): Likewise.
2961 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2962 Manuel López-Ibáñez <manu@gcc.gnu.org>
2965 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2966 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2967 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2968 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2969 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2970 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2971 tree-inline.c, c-common.c, c-common.h, gimple.c,
2972 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2973 convert.c: Add location argument to fold_{unary,binary,ternary},
2974 fold_build[123], build_call_expr, build_size_arg,
2975 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2976 fold_build1_initializer, fold_build2_initializer,
2977 fold_build3_initializer, fold_build_call_array,
2978 fold_build_call_array_initializer, fold_single_bit_test,
2979 omit_one_operand, omit_two_operands, invert_truthvalue,
2980 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2981 combine_comparisons, fold_builtin_*, fold_call_expr,
2982 build_range_check, maybe_fold_offset_to_address, round_up,
2985 2009-07-16 Jason Merrill <jason@redhat.com>
2988 * c-common.c (c_common_reswords): Add __is_standard_layout
2990 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2991 * doc/implement-cxx.texi: New.
2992 * doc/gcc.texi: Include it.
2994 2009-07-16 DJ Delorie <dj@redhat.com>
2996 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2997 compares that may be indirectly affected by previous instructions.
2999 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3001 * builtins.c (do_mpc_arg2): New.
3002 (fold_builtin_2): Fold builtin cpow.
3003 * real.h (HAVE_mpc_pow): New.
3005 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3007 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3008 comparison to skip unprofitable schedule
3010 2009-07-16 Simon Baldwin <simonb@google.com>
3012 * gcc.c (option_map): New flag -no-canonical-prefixes.
3013 * (display_help): Print help text for new flag.
3014 * (process_command): Move options translation and language specifics
3015 and handle new flag early. Use it to set a function pointer to a
3016 prefix builder. Replace make_relative_prefix calls with calls to
3017 the function pointed to. Ignore new flag in regular options handling.
3018 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3020 2009-07-15 DJ Delorie <dj@redhat.com>
3022 * config/mep/mep.md (sibcall_internal): Change register to avoid
3024 (sibcall_value_internal): Likewise.
3026 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3028 PR rtl-optimization/40710
3029 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3031 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3033 * config/mips/mips.md (*extenddi_truncate<mode>,
3034 *extendsi_truncate<mode>): Change type attribute to move_type
3035 with shift_shift. Split out code handling exts from here ...
3036 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3038 (*extendhi_truncateqi): Change type attribute to move_type with
3039 shift_shift. Split out code handling exts from here ...
3040 (*extendhi_truncateqi_exts): ... to this new pattern.
3042 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3044 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3045 instead of "and" with inverted sign bit mask value. Use
3046 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3047 Allocate registers only for operand 4 and operand 5.
3049 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3052 * fold-const.c (fold_cond_expr_with_comparison): When folding
3053 < and <= to MIN, make sure the MIN uses the same type as the
3054 comparison's operands.
3056 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3058 * arm.md (ior_xor): New code iterator.
3059 (split for ior/xor with shift and zero-extend): New split pattern.
3060 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3062 2009-07-15 Richard Guenther <rguenther@suse.de>
3064 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3067 2009-07-15 Richard Guenther <rguenther@suse.de>
3070 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3072 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3074 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3075 handle 2.6.30 kernel.
3077 2009-07-15 DJ Delorie <dj@redhat.com>
3079 * config/mep/mep.md (sibcall_internal): Change register to allow
3080 for 24-bit addresses.
3081 (sibcall_value_internal): Likewise.
3083 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3085 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3086 that are enabled/disabled by the flags introduced by a previous patch.
3088 2009-07-14 DJ Delorie <dj@redhat.com>
3090 * config/mep/mep.md (sibcall_internal): Include non-toggling
3092 (sibcall_value_internal): Likewise.
3094 2009-07-14 Taras Glek <tglek@mozilla.com>
3095 Rafael Espindola <espindola@google.com>
3097 * doc/sourcebuild.texi: Document install-plugin target.
3098 * configure.ac: Added install-plugin target to language makefiles.
3099 * configure: Regenerate.
3100 * Makefile.in: (install-plugin): Install more headers,
3101 depend on lang.install-plugin.
3103 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3105 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3108 2009-07-14 DJ Delorie <dj@redhat.com>
3110 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3111 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3112 * config/mep/mep.md (sibcall_internal): Change test from
3113 mep_vliw_mode_match to mep_vliw_jmp_match.
3114 (sibcall_value_internal): Likewise.
3116 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3118 * config/i386/sse.md (copysign<mode>3): New expander.
3119 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3120 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3121 Use ix86_build_const_vector.
3122 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3123 IX86_BUILTIN_CPYSGNPD.
3124 (builtin_description): Add __builtin_ia32_copysignps and
3125 __builtin_ia32_copysignpd.
3126 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3127 and BUILT_IN_COPYSIGNF.
3129 2009-07-13 Jason Merrill <jason@redhat.com>
3131 * builtins.c (can_trust_pointer_alignment): New fn.
3132 (get_pointer_alignment): Factor it out from here.
3133 * tree.h: Declare it.
3135 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3137 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3140 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3144 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3146 2009-07-14 Richard Guenther <rguenther@suse.de>
3147 Andrey Belevantsev <abel@ispras.ru>
3150 * cfgexpand.c (partition_stack_vars): Do not bother to update
3151 alias information when not optimizing.
3153 2009-07-14 Richard Guenther <rguenther@suse.de>
3154 Andrey Belevantsev <abel@ispras.ru>
3156 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3157 (pt_solution_set): Likewise.
3158 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3159 * tree-ssa-structalias.c (pt_solution_set): New function.
3160 * final.c (rest_of_clean_state): Free SSA data structures.
3161 * print-rtl.c (print_decl_name): Remove.
3162 (print_mem_expr): Implement in terms of print_generic_expr.
3163 * alias.c (ao_ref_from_mem): New function.
3164 (rtx_refs_may_alias_p): Likewise.
3165 (true_dependence): Query alias-export info.
3166 (canon_true_dependence): Likewise.
3167 (write_dependence_p): Likewise.
3168 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3170 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3171 (mem_expr_equal_p): Use operand_equal_p.
3172 (set_mem_attributes_minus_bitpos): Do not use
3173 component_ref_for_mem_expr.
3174 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3175 (update_alias_info_with_stack_vars): Likewise.
3176 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3177 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3178 explicitly nor clear stmt operands.
3179 Free the decl-to-pointer map.
3180 * tree-optimize.c (execute_free_datastructures): Do not free
3181 SSA data structures here.
3182 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3183 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3184 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3186 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3188 2009-07-13 DJ Delorie <dj@redhat.com>
3190 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3191 unrolling at the right iteration count.
3193 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3196 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3198 * haifa-sched.c (rank_for_schedule): Introduced flags to
3199 enable/disable individual scheduling heuristics.
3200 * common.opt: Introduced flags to enable/disable individual
3201 heuristics in the scheduler.
3202 * doc/invoke.texi: Introduced flags to enable/disable individual
3203 heuristics in the scheduler.
3205 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3207 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3208 config/i386/mingw-tls.c.
3209 * config/i386/mingw-tls.c: Removed.
3211 2009-07-13 Ira Rosen <irar@il.ibm.com>
3213 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3214 checks access only relevant statements.
3215 (vectorizable_reduction): Likewise.
3217 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3219 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3220 just for 32-bit case.
3222 2009-07-12 Jan Hubicka <jh@suse.cz>
3224 PR tree-optimization/40585
3225 * except.c (expand_resx_expr): When there already is resume
3226 instruction, produce linked list.
3227 (build_post_landing_pads): Assert that resume is empty.
3228 (connect_post_landing_pads): Handle resume lists.
3229 (dump_eh_tree): Dump resume list.
3231 2009-07-12 Ira Rosen <irar@il.ibm.com>
3233 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3234 with additional argument.
3235 * tree-vectorizer.h (enum vect_def_type): Add
3236 vect_double_reduction_def.
3237 (vect_is_simple_reduction): Add argument.
3238 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3240 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3241 vect_is_simple_reduction with additional argument.
3242 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3244 (reduction_code_for_scalar_code): Handle additional codes by
3245 returning ERROR_MARK for them. Fix comment and indentation.
3246 (vect_is_simple_reduction): Fix comment, add argument to specify
3247 double reduction. Detect double reduction.
3248 (get_initial_def_for_induction): Fix indentation.
3249 (get_initial_def_for_reduction): Fix comment and indentation.
3250 Handle double reduction. Create initial definitions that do not
3251 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3252 (vect_create_epilog_for_reduction): Fix comment, add argument to
3253 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3254 epilogue result extraction. Create double reduction phi node and
3255 replace relevant uses.
3256 (vectorizable_reduction): Call vect_is_simple_reduction with
3257 additional argument. Fix indentation. Update epilogue code treatment
3258 according to the changes in reduction_code_for_scalar_code. Check
3259 for double reduction. Call vect_create_epilog_for_reduction with
3260 additional argument.
3261 * tree-vect-stmts.c (process_use): Handle double reduction, update
3263 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3264 (vect_get_vec_def_for_operand): Likewise.
3266 2009-07-12 Danny Smith <dansmister@gmail.com>
3268 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3269 dllexport if !TREE_PUBLIC.
3270 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3272 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3274 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3275 (avr_extra_arch_macro) Remove declatation.
3276 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3277 (avr_extra_arch_macro) Declare as static.
3278 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3280 2009-07-11 Jan Hubicka <jh@suse.cz>
3283 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3285 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3288 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3289 cold_in_std_section bits.
3290 (dwarf2out_begin_prologue): Initialize them.
3291 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3292 if already covered by text_section or cold_text_section range.
3294 PR rtl-optimization/40667
3295 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3296 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3297 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3298 * config/i386/i386.c (ix86_minimum_alignment): New function.
3299 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3300 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3301 * emit-rtl.c (gen_reg_rtx): Likewise.
3302 * function.c (assign_parms): Likewise. If nominal_type needs
3303 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3304 rather than passed_type's alignment.
3307 * function.c (assign_parm_setup_stack): Adjust
3308 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3309 from nominal_mode on big endian.
3311 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3313 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3315 2009-07-10 DJ Delorie <dj@redhat.com>
3317 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3319 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3321 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3323 (thumb2_cbnz): Likewise.
3325 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3328 * config.gcc (supported_defaults): Add synci.
3329 (with_synci): Add validation.
3330 (all_defaults): Add synci.
3331 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3334 * config/mips/mips.opt (msynci): New option.
3335 * config/mips/mips.c (mips_override_options): Warn on use of
3336 -msynci for targets that do now support it.
3337 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3339 * gcc/doc/invoke.texi (-msynci): Document the new option.
3340 * doc/install.texi (--with-synci): Document the new option.
3342 2009-07-10 Richard Guenther <rguenther@suse.de>
3344 PR tree-optimization/40496
3345 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3346 the PHI result with a compatible type.
3348 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3352 * c.opt (Wunused-result): New.
3353 * doc/invoke.texi: Document it.
3354 * c-common.c (c_warn_unused_result): Use it.
3356 2009-07-09 DJ Delorie <dj@redhat.com>
3358 * targhooks.c (default_target_can_inline_p): Rename from
3359 default_target_option_can_inline_p.
3360 * targhooks.h (default_target_can_inline_p): Likewise.
3361 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3362 TARGET_OPTION_CAN_INLINE_P.
3363 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3364 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3365 (mep_target_can_inline_p): Rename from
3366 mep_target_option_can_inline_p.
3369 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3370 registers used to pass vectors.
3372 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3374 2009-07-09 Tom Tromey <tromey@redhat.com>
3376 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3377 * config/mmix/mmix.c: Include dwarf2.h.
3378 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3379 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3380 * config/sh/sh.c: Include dwarf2.h.
3381 * config/i386/i386.c: Include dwarf2.h.
3382 * Makefile.in (DWARF2_H): Remove 'elf'.
3383 * except.c: Include dwarf2.h.
3384 * unwind-dw2.c: Include dwarf2.h.
3385 * dwarf2out.c: Include dwarf2.h.
3386 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3387 * unwind-dw2-fde.c: Include dwarf2.h.
3388 * dwarf2asm.c: Include dwarf2.h.
3390 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3392 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3393 (max_issue): Use it.
3394 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3396 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3397 (region_sched_info): Update.
3398 * sched-ebb.c (ebb_sched_info): Update.
3399 * modulo-sched.c (sms_sched_info): Update.
3400 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3402 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3404 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3406 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3408 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3410 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3413 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3414 arg1 with arg01 if arg1 is already INTEGER_CST.
3416 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3418 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3419 Transform (and (truncate)) into (truncate (and)).
3421 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3423 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3424 creating LHS paradoxical subregs. Fix surrounding returns to
3425 use NULL_RTX rather than 0.
3427 2009-07-08 DJ Delorie <dj@redhat.com>
3429 * config/mep/mep.c: (mep_option_can_inline_p): New.
3430 (TARGET_OPTION_CAN_INLINE_P): Define.
3432 2009-07-08 Mark Wielaard <mjw@redhat.com>
3435 * dwarf2out.c (add_data_member_location_attribute): When we have
3436 only a constant offset don't emit a new location description using
3437 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3440 2009-07-08 Richard Henderson <rth@redhat.com>
3443 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3444 (enum reg_class): Add CLOBBERED_REGS.
3445 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3446 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3447 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3448 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3449 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3450 force 64-bit sibcalls into R11.
3451 * config/i386/constraints.md (U): New constraint.
3452 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3453 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3454 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3456 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3458 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3460 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3461 * ebitmap.h (dump_ebitmap): Ditto.
3462 * optabs.h (optab_libfunc): Ditto.
3463 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3464 * tree-flow.h (vect_can_force_dr_alignment_p,
3465 get_vectype_for_scalar_type): Ditto.
3466 (vectorize_loops): Move prototype to ...
3467 * tree-vectorizer.h: ... here. Also, adjust comment.
3468 (vect_set_verbosity_level): Remove duplicate prototype.
3469 * tree-ssa-loop.c: Include tree-vectorizer.h.
3470 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3472 2009-07-08 Nick Clifton <nickc@redhat.com>
3474 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3477 2009-07-08 DJ Delorie <dj@redhat.com>
3479 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3480 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3481 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3483 * config/mep/intrinsics.md: Regenerated.
3484 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3485 registers when asm() or calls are detected.
3487 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3490 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3492 * gimple (gimple_build_call_from_tree): Likewise.
3493 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3494 no_warning flag before warning.
3496 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3498 * tree.c (set_expr_locus): Remove.
3499 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3500 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3502 * gimplify.c (internal_get_tmp_var): Likewise.
3503 (gimplify_call_expr): Likewise.
3504 (gimplify_one_sizepos): Likewise.
3506 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3509 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3510 to variables for debugging purposes.
3512 2009-06-23 Mark Loeser <mark@halcy0n.com>
3515 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3517 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3519 * pretty-print.c (pp_base_format): Remove %J.
3520 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3521 gcc_cxxdiag_char_table): Likewise.
3522 (init_dynamic_diag_info): Likewise.
3524 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3526 * pretty-print.c (pp_base_format): Remove %H.
3527 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3528 gcc_cxxdiag_char_table): Likewise.
3529 (init_dynamic_diag_info): Likewise.
3530 * config/mep/mep.c (mep_select_section): Likewise.
3532 2009-07-07 Duncan Sands <baldrick@free.fr>
3534 * final.c (pass_clean_state): Give the pass a name.
3535 * passes.c (pass_rest_of_compilation): Likewise.
3536 * tree-optimize.c (pass_all_optimizations): Likewise.
3538 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3540 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3541 an extra 'decl' for error_at.
3543 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3546 * tree-tailcall.c (adjust_return_value_with_ops,
3547 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3548 if it has complex or vector type.
3550 2009-07-07 Olivier Hainque <hainque@adacore.com>
3552 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3555 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3557 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3559 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3561 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3562 * c-decl.c: Likewise.
3563 * function.c: Likewise.
3564 * varasm.c: Likewise.
3565 * tree-ssa.c: Likewise.
3566 * c-common.c: Likewise.
3567 * tree-cfg.c: Likewise.
3568 * config/spu/spu.c: Likewise.
3569 * config/ia64/ia64.c: Likewise.
3570 * config/v850/v850.c: Likewise.
3572 2009-07-06 DJ Delorie <dj@redhat.com>
3574 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3575 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3576 unspecified accesses to control registers.
3577 * config/mep/intrinsics.md: Regenerate.
3578 * config/mep/intrinsics.h: Regenerate.
3579 * config/mep/mep-intrin.h: Regenerate.
3581 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3583 * c-lex.c: Replace %H by an explicit location. Update all calls.
3584 * c-common.c: Likewise.
3585 * c-decl.c: Likewise.
3586 * c-typeck.c: Likewise.
3587 * fold-const.c: Likewise.
3588 * gimplify.c: Likewise.
3590 * tree-cfg.c: Likewise.
3591 * tree-ssa-loop-niter.c: Likewise.
3592 * tree-vrp.c: Likewise.
3593 * value-prof.c: Likewise.
3595 2009-07-06 Diego Novillo <dnovillo@google.com>
3597 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3598 if it has one. Handle cases where VAR does not have an
3599 annotation or cfun is NULL.
3601 2009-07-06 Diego Novillo <dnovillo@google.com>
3603 * tree.c: Include debug.h.
3604 (initialize_tree_contains_struct): New.
3605 (init_ttree): Call it.
3606 (tree_node_structure_for_code): Factor out of ...
3607 (tree_node_structure): ... here.
3608 * treestruct.def (TS_PHI_NODE): Remove.
3609 (TS_GIMPLE_STATEMENT): Remove.
3611 2009-07-06 Diego Novillo <dnovillo@google.com>
3613 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3614 (debug_tree_chain): Handle cycles.
3616 2009-07-06 Nick Clifton <nickc@redhat.com>
3617 DJ Delorie <dj@redhat.com>
3619 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3620 __FMOVD_ENABLED__ is defined.
3622 (TARGET_FMOVD): Provide a default definition.
3623 (MASK_FMOVD): Likewise.
3624 (TARGET_CPU_CPP_BUILTINS): Define
3625 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3626 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3627 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3628 (split for DF load from memory into register): Also handle
3629 MEMs which consist of REG+DISP addressing.
3630 (split for DF store from register to memory): Likewise.
3631 (movsf_ie): Always use single fp_mode.
3632 * config/sh/sh.c (sh_override_options): Do not automatically
3633 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3634 that to the -mfmovd command line switch.
3635 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3636 (fldi_ok): Always allow.
3637 * config/sh/sh.opt (mfmovd): Remove this switch.
3638 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3640 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3641 Kaz Kojima <kkojima@gcc.gnu.org>
3643 PR rtl-optimization/30807
3644 * postreload.c (reload_combine): For every new use of REG_SUM,
3645 record the use of BASE.
3647 2009-07-06 Jan Hubicka <jh@suse.cz>
3649 * params.def: Revert my accidental commit at 2009-06-30.
3651 2009-07-04 Ian Lance Taylor <iant@google.com>
3654 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3656 (mingw_format_attribute_overrides): Likewise.
3658 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3661 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3662 don't check cfa.reg. Instead of cfa.indirect use
3663 fde && fde->drap_reg != INVALID_REGNUM test.
3665 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3667 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3669 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3672 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3674 2009-07-03 Richard Guenther <rguenther@suse.de>
3676 PR tree-optimization/40640
3677 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3680 2009-07-03 Jan Hubicka <jh@suse.cz>
3682 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3683 for size, reduce amount of inlining.
3685 2009-07-03 Richard Guenther <rguenther@suse.de>
3688 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3689 if t +- x is known to not overflow and the conversion widens the
3691 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3693 2009-07-03 Jan Hubicka <jh@suse.cz>
3695 * ipa-pure-const.c (analyze): Update loop optimizer init.
3696 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3697 try_remove_empty_loop, remove_empty_loops): Remove.
3698 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3699 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3700 to mark regular loops as neccesary.
3701 (degenerate_phi_p): New function.
3702 (propagate_necessity, remove_dead_phis): Use it.
3703 (forward_edge_to_pdom): Likewise.
3704 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3705 virtual PHI nodes that became unreachable.
3706 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3707 * tree-flow.h (remove_empty_loops): Remove.
3708 * passes.c (init_optimization_passes): Remove.
3710 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3712 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3713 can_create_pseudo_p.
3714 (*fix_trunc<mode>_i387_1): Ditto.
3715 (*floathi<mode>2_1): Ditto.
3716 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3717 (*fistdi2_1): Ditto.
3718 (*fist<mode>2_1): Ditto.
3719 (frndintxf2_floor): Ditto.
3720 (*fist<mode>2_floor_1): Ditto.
3721 (frndintxf2_ceil): Ditto.
3722 (*fist<mode>2_ceil_1): Ditto.
3723 (frndintxf2_trunc): Ditto.
3724 (frndintxf2_mask_pm): Ditto.
3725 (fxam<mode>2_i387_with_temp): Ditto.
3726 * config/i386/sse.md (mulv16qi3): Ditto.
3727 (*sse2_mulv4si3): Ditto.
3729 (sse4_2_pcmpestr): Ditto.
3730 (sse4_2_pcmpistr): Ditto.
3732 2009-07-03 Jan Hubicka <jh@suse.cz>
3734 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3735 (mark_stmt_necessary): Set it.
3736 (mark_operand_necessary): Set it.
3737 (mark_control_dependent_edges_necessary): Set it.
3738 (mark_virtual_phi_result_for_renaming): New function.
3739 (get_live_post_dom): New function.
3740 (forward_edge_to_pdom): New function.
3741 (remove_dead_stmt): Fix handling of control dependences.
3742 (tree_dce_init): Init new bitmap.
3743 (tree_dce_done): Free it.
3745 2009-07-02 Richard Guenther <rguenther@suse.de>
3748 * tree-ssa-structalias.c (new_var_info): Initialize
3751 2009-07-02 Jan Hubicka <jh@suse.cz>
3753 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3756 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3758 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3759 instead of recomputing it. Adjust calls.
3760 (emit_store_flag): Adjust recursive calls.
3762 2009-07-02 Richard Guenther <rguenther@suse.de>
3764 * tree-ssa-live.c (remove_unused_locals): Do not remove
3766 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3767 of DECL_EXTERNAL for HEAP variables.
3768 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3769 HEAP variables. Do not adjust RESTRICT vars.
3770 (find_what_var_points_to): Nobody cares if something
3773 2009-07-02 Ben Elliston <bje@au.ibm.com>
3775 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3776 pc_low and pc_high declarations to the top of the function.
3778 2009-07-01 DJ Delorie <dj@redhat.com>
3780 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3782 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3783 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3784 unspecified accesses to control registers.
3785 * config/mep/intrinsics.md: Regenerate.
3786 * config/mep/intrinsics.h: Regenerate.
3787 * config/mep/mep-intrin.h: Regenerate.
3789 2009-07-01 Anthony Green <green@moxielogic.com>
3791 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3792 instruction when possible.
3793 (moxie_expand_prologue): Ditto. Also, save an instruction and
3794 some complexity by popping off of $r12 instead of $sp.
3795 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3798 2009-07-01 Richard Henderson <rth@redhat.com>
3801 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3802 contained no insns, reposition note before last insn.
3804 2009-07-01 Richard Henderson <rth@redhat.com>
3807 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3808 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3810 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3813 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3814 darwin9 for printing reg addresses with %y.
3816 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3818 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3819 truncation from operands in binary operations.
3821 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3824 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3825 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3826 subreg of op0 to the original op0.
3828 * expmed.c (store_bit_field_1): Use a temporary as the destination
3829 instead of a paradoxical subreg when we need to truncate the result.
3831 2009-07-01 DJ Delorie <dj@redhat.com>
3833 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3834 names to VLIW variants.
3835 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3836 * config/mep/intrinsics.md: Regenerate.
3837 * config/mep/intrinsics.h: Regenerate.
3838 * config/mep/mep-intrin.h: Regenerate.
3840 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3843 * jump.c (returnjump_p): Revert last patch.
3844 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3846 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3849 * pa.md (casesi32p): Use jump table label to determine the offset
3851 (casesi64p): Likewise.
3853 * pa.c (forward_branch_p): Return bool type. Use instruction
3854 addresses when available. Assert that INSN has a jump label.
3855 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3858 2009-07-01 Richard Guenther <rguenther@suse.de>
3860 PR tree-optimization/19831
3861 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3862 that only act as barriers do not make any previous stores necessary.
3863 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3864 HEAP variables global, do not add a constraint from nonlocal.
3865 (find_func_aliases): Handle escapes through return statements.
3866 (compute_points_to_sets): Make escaped HEAP variables global.
3868 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3871 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3872 after reducing a DImode cstore to SImode.
3874 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3876 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3877 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3879 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3881 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3882 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3884 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3885 and umod_optab if TARGET_BSD_DIVMOD.
3886 * config/vax/lib1funcs.asm: New file.
3887 * config/vax/t-linux: New file.
3888 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3890 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3893 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3894 to type arguments that have void type.
3897 * dwarf2out.c (gen_formal_parameter_die): Call
3898 equate_decl_number_to_die if node is different from origin.
3900 2009-06-30 Anthony Green <green@moxielogic.com>
3902 Clean up moxie port for --enable-build-with-cxx.
3903 * config/moxie/moxie.c (moxie_function_value): First two
3904 parameters are const_tree, not tree.
3905 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3906 (REG_CLASS_NAMES): Ditto.
3907 (REGNO_REG_CLASS): Ditto.
3908 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3909 (moxie_function_value): Fix constyness of arguments.
3911 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3913 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3914 finalize_size_functions before further processing.
3915 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3916 (variable_size): Call self_referential_size on size expressions
3917 that contain a PLACEHOLDER_EXPR.
3918 (size_functions): New static variable.
3919 (copy_self_referential_tree_r): New static function.
3920 (self_referential_size): Likewise.
3921 (finalize_size_functions): New global function.
3922 * tree.c: Include tree-inline.h.
3923 (push_without_duplicates): New static function.
3924 (find_placeholder_in_expr): New global function.
3925 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3927 <tcc_expression>: Likewise.
3928 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3929 the call in the expression.
3930 * tree.h (finalize_size_functions): Declare.
3931 (find_placeholder_in_expr): Likewise.
3932 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3933 (substitute_placeholder_in_expr): Update comment.
3934 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3936 (copy_tree_body_r): Likewise.
3937 (copy_tree_body): New static function.
3938 (maybe_inline_call_in_expr): New global function.
3939 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3940 (maybe_inline_call_in_expr): Declare.
3941 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3942 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3945 2009-06-30 Richard Guenther <rguenther@suse.de>
3947 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3949 (propagate_necessity): Do not mark reaching defs of stores
3952 2009-06-30 Jan Hubicka <jh@suse.cz>
3954 * cfgloopanal.c (check_irred): Move into ...
3955 (mark_irreducible_loops): ... here; return true if ireducible
3957 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3958 (analyze_function): Try to prove loop finiteness.
3959 * cfgloop.h (mark_irreducible_loops): Update prototype.
3960 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3962 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3964 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3966 2009-06-30 Ira Rosen <irar@il.ibm.com>
3968 PR tree-optimization/40542
3969 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3972 2009-06-30 Martin Jambor <mjambor@suse.cz>
3974 PR tree-optimization/40582
3975 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3976 than useless_type_conversion_p.
3977 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3980 2009-06-30 Martin Jambor <mjambor@suse.cz>
3983 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3985 2009-06-30 Richard Guenther <rguenther@suse.de>
3987 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3988 use ao_ref references.
3989 (walk_aliased_vdefs): Likewise.
3990 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3991 * tree-ssa-dce.c (struct ref_data): Remove.
3992 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3993 (mark_aliased_reaching_defs_necessary): Adjust.
3994 (mark_all_reaching_defs_necessary_1): Likewise.
3996 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3999 * expmed.c (emit_cstore): New name of emit_store_flag_1.
4000 (emit_store_flag_1): Extract from emit_store_flag, adjust
4001 calls to (what now is) emit_cstore.
4002 (emit_store_flag): Call emit_store_flag_1 and also use it
4003 for what used to be recursive calls.
4005 2009-06-30 Wei Guozhi <carrot@google.com>
4008 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
4009 if the target bb post dominates from bb.
4010 * config/i386/i386.c (memory_address_length): Check existence of base
4011 register before using it.
4013 2009-06-30 Nick Clifton <nickc@redhat.com>
4014 DJ Delorie <dj@redhat.com>
4016 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4017 __FMOVD_ENABLED__ is defined.
4019 (TARGET_FMOVD): Provide a default definition.
4020 (MASK_FMOVD): Likewise.
4021 (TARGET_CPU_CPP_BUILTINS): Define
4022 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4023 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4024 two fmov instructions depending upon whether TARGET_FMOVD is
4026 (split for DF load from memory into register): Also handle
4027 MEMs which consist of REG+DISP addressing.
4028 (split for DF store from register to memory): Likewise.
4029 * config/sh/sh.opt (mfmovd): Remove this switch.
4030 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4031 * config/sh/sh.c (sh_override_options): Do not automatically
4032 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4033 that to the -mfmovd command line switch.
4035 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4037 (fldi_ok): Always allow.
4038 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4040 2009-06-29 DJ Delorie <dj@redhat.com>
4042 * doc/install.texi (mep-x-elf): Correct chip's full name.
4044 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4046 * doc/extend.texi: Fix typo.
4048 2009-06-29 Tom Tromey <tromey@redhat.com>
4051 * Makefile.in (DWARF2_H): New variable.
4053 (dwarf2out.o): Likewise.
4054 (dwarf2asm.o): Likewise.
4055 * config/i386/t-i386: Use DWARF2_H.
4056 * except.c: Include elf/dwarf2.h.
4057 * unwind-dw2.c: Include elf/dwarf2.h.
4058 * dwarf2out.c: Include elf/dwarf2.h.
4059 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4060 <dtprel>: New field.
4061 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4062 (size_of_loc_descr): Likewise.
4063 (output_loc_operands_raw): Likewise.
4064 (output_loc_operands): Handle new dtprel field.
4065 (loc_checksum): Update.
4066 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4067 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4068 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4069 * dwarf2asm.c: Include elf/dwarf2.h.
4070 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4071 * config/mmix/mmix.c: Include elf/dwarf2.h.
4072 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4073 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4074 * config/sh/sh.c: Include elf/dwarf2.h.
4075 * config/i386/i386.c: Include elf/dwarf2.h.
4077 2009-06-29 DJ Delorie <dj@redhat.com>
4079 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4081 * doc/extend.texi: Add MeP attributes and pragmas.
4082 * doc/invoke.text: Add MeP Options.
4083 * doc/contrib.texi: Add MeP contribution.
4084 * doc/md.texi: Add MeP constraints.
4085 * doc/install.texi: Add MeP target.
4087 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4089 * target.h (struct gcc_target): Add frame_pointer_required field.
4090 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4091 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4092 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4094 * reload1.c (update_eliminables): (Ditto.).
4095 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4096 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4097 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4099 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4101 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4102 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4103 (arm_frame_pointer_required): New function.
4105 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4106 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4107 (avr_frame_pointer_required_p): Declare as static.
4108 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4110 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4111 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4112 (bfin_frame_pointer_required): Make as static, change return type
4114 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4116 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4117 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4118 (cris_frame_pointer_required): New function.
4120 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4122 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4123 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4124 (fr30_frame_pointer_required): New function.
4126 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4127 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4128 (frv_frame_pointer_required): Make as static, change return type
4130 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4132 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4133 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4134 (ix86_frame_pointer_required): Make as static, change return type to
4136 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4138 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4139 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4141 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4143 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4145 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4147 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4148 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4149 (mips_frame_pointer_required): Make as static.
4150 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4152 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4153 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4154 (mmix_frame_pointer_required): Mew function.
4156 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4157 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4159 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4161 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4163 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4165 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4166 (CAN_ELIMINATE): Redefine.
4167 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4168 (sparc_frame_pointer_required): New function.
4169 (sparc_can_eliminate): New function.
4170 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4172 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4173 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4175 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4176 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4177 (xtensa_frame_pointer_required): Make as static, change return type
4179 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4182 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4184 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4185 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4186 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4187 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4188 (register_callback): Handle PLUGIN_START_UNIT.
4189 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4191 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4193 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4195 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4196 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4198 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4200 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4203 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4205 * doc/extend.texi (Additional Floating Types): __float128 is also
4206 supported on i386 targets.
4208 2009-06-29 Richard Guenther <rguenther@suse.de>
4211 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4213 (pt_solutions_same_restrict_base): Declare.
4214 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4216 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4217 (make_constraint_from, make_copy_constraint): Move earlier.
4218 (make_constraint_from_heapvar): New function.
4219 (make_constraint_from_restrict): Likewise.
4220 (handle_lhs_call): Use it.
4221 (find_func_aliases): Use it to track conversions to restrict
4223 (struct fieldoff): Add only_restrict_pointers flag.
4224 (push_fields_onto_fieldstack): Initialize it.
4225 (create_variable_info_for): Track global restrict qualified pointers.
4226 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4227 Track restrict qualified pointer arguments.
4228 (set_uids_in_ptset): Use varinfo is_global_var flag.
4229 (find_what_var_points_to): Set the vars_contains_restrict flag.
4230 Always create the points-to solution for sets including restrict tags.
4231 (pt_solutions_same_restrict_base): New function.
4232 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4233 qualified pointers use pt_solutions_same_restrict_base as
4234 additional source for disambiguation.
4236 2009-06-29 Richard Guenther <rguenther@suse.de>
4239 * alias.c (find_base_decl): Remove.
4240 (get_deref_alias_set_1): Remove restrict handling.
4241 * c-common.c (c_apply_type_quals_to_decl): Do not set
4242 DECL_POINTER_ALIAS_SET.
4243 * gimplify.c (find_single_pointer_decl_1): Remove.
4244 (find_single_pointer_decl): Likewise.
4245 (internal_get_tmp_var): Remove restrict handling.
4246 (gimple_regimplify_operands): Likewise.
4247 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4248 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4249 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4250 * tree.c (restrict_base_for_decl): Remove.
4251 (init_ttree): Do not allocate it.
4252 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4253 LABEL_DECL_UID for label decls.
4254 (copy_node_stat): Do not copy restrict information.
4255 (decl_restrict_base_lookup): Remove.
4256 (decl_restrict_base_insert): Likewise.
4257 (print_restrict_base_statistics): Likewise.
4258 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4259 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4260 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4261 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4262 (LABEL_DECL_UID): Adjust.
4263 (DECL_BASED_ON_RESTRICT_P): Remove.
4264 (DECL_GET_RESTRICT_BASE): Likewise.
4265 (SET_DECL_RESTRICT_BASE): Likewise.
4266 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4268 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4269 instead of DECL_POINTER_ALIAS_SET.
4270 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4271 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4272 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4274 2009-06-29 Richard Guenther <rguenther@suse.de>
4276 PR tree-optimization/40579
4277 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4278 the IL to simplify has constants that overflowed.
4280 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4282 PR tree-optimization/40550
4283 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4284 vector_compute_type only when the size of vector_compute_type is
4285 less than the size of type.
4287 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4289 * fold-const.c (contains_label_1): Fix comments.
4290 (contains_label_p): Do not walk trees multiple time.
4292 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4294 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4295 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4296 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4297 ix86_fp_comparison_operator.
4298 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4299 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4300 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4301 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4302 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4303 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4304 (related splits): Change predicate to ix86_fp_comparison_operator.
4305 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4306 instead of ix86_fp_comparison_codes.
4307 (ix86_trivial_fp_comparison_operator,
4308 ix86_fp_comparison_operator): New.
4309 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4310 (ix86_expand_compare): Eliminate last two parameters.
4311 (ix86_fp_jump_nontrivial_p): Kill.
4312 * config/i386/i386.c (put_condition_code): Eliminate call to
4313 ix86_fp_comparison_codes and subsequent assertion.
4314 (ix86_fp_comparison_codes): Eliminate.
4315 (ix86_fp_swap_condition): New.
4316 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4317 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4318 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4319 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4320 and ix86_fp_swap_condition.
4321 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4322 Use ix86_fp_comparison_strategy.
4323 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4324 (ix86_fp_jump_nontrivial_p): Eliminate.
4325 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4326 call to ix86_expand_compare.
4327 (ix86_split_fp_branch, ix86_expand_setcc,
4328 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4329 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4331 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4333 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4334 related to jump_clobbers.
4335 * config/arm/arm.md (conds): Remove jump_clob case.
4336 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4337 splits): Change comparison_operator to arm_comparison_operator.
4338 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4341 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4343 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4344 condition for floating point modes.
4345 * expmed.c (emit_store_flag_1): Move here a bigger part
4347 (emit_store_flag): Try swapping the condition for floating point
4349 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4351 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4353 * expr.c (expand_expr_real_1): Just use do_store_flag.
4354 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4355 emit_store_flag_force.
4356 * expmed.c (emit_store_flag_force): Copy here trick
4357 previously in expand_expr_real_1. Try reversing the comparison.
4358 (emit_store_flag_1): Work if target is NULL.
4359 (emit_store_flag): Work if target is NULL, using the result mode
4360 from the comparison. Use split_comparison, restructure final part
4361 to simplify conditionals.
4363 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4365 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4366 * dojump.c (do_jump): Change handling of floating-point
4367 ops to use just do_compare_and_jump.
4368 (split_comparison): New.
4369 (do_compare_rtx_and_jump): Add here logic coming previously
4370 in do_jump, using split_comparison.
4372 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4375 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4377 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4379 * tree-ssa-alias.c: Fix unintentional commit.
4381 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4383 * passes.c (execute_one_pass): Fix unintentional commit.
4385 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4387 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4388 (df_rd_local_compute, df_md_local_compute): Inline them.
4390 (df_md_scratch): New.
4391 (df_md_alloc, df_md_free): Allocate/free it.
4392 (df_md_local_compute): Only include live registers in init.
4393 (df_md_transfer_function): Prune the in-set computed by
4394 the confluence function, and the gen-set too.
4396 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4398 PR rtl-optimization/26854
4399 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4400 * df-problems.c (df_rd_add_problem): Fix comment.
4401 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4402 df_md_simulate_artificial_defs_at_top,
4403 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4404 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4405 df_md_transfer_function, df_md_init, df_md_confluence_0,
4406 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4407 problem_MD, df_md_add_problem): New.
4408 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4409 df_md_get_bb_info): New.
4410 (DF_LAST_PROBLEM_PLUS1): Adjust.
4412 * Makefile.in (fwprop.o): Include domwalk.h.
4413 * fwprop.c: Include domwalk.h.
4414 (reg_defs, reg_defs_stack): New.
4415 (bitmap_only_bit_between): Remove.
4416 (process_defs): New.
4417 (process_uses): Use reg_defs and local_md instead of
4418 bitmap_only_bit_between and local_rd.
4419 (single_def_use_enter_block): New, from build_single_def_use_links.
4420 (single_def_use_leave_block): New.
4421 (build_single_def_use_links): Remove code moved to
4422 single_def_use_enter_block, invoke domwalk.
4423 (use_killed_between): Adjust comment.
4425 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4427 * bitmap.h (bitmap_ior_and_into): New.
4428 * bitmap.c (bitmap_ior_and_into): New.
4430 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4432 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4433 before_dom_children_before_stmts and after_dom_children_after_stmts.
4434 Rename the two remaining callbacks to just before_dom_children and
4435 after_dom_children. Remove other GIMPLE statement walking bits.
4436 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4437 * graphite.c: Do not include domwalk.h.
4438 * tree-into-ssa.c (interesting_blocks): New global.
4439 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4440 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4441 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4442 now that they're not domwalk callbacks.
4443 (rewrite_initialize_block): Rename to...
4444 (rewrite_enter_block): ... this, place after called functions. Test
4445 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4446 (rewrite_finalize_block): Rename to...
4447 (rewrite_leave_block): ... this, place after called functions.
4448 (rewrite_update_init_block): Rename to...
4449 (rewrite_update_enter_block): ... this, place after called functions.
4450 Test interesting_blocks, call rewrite_update_stmt and
4451 rewrite_update_phi_arguments.
4452 (rewrite_update_fini_block): Rename to...
4453 (rewrite_leave_block): ... this, place after called functions.
4454 (rewrite_blocks): Remove last argument, simplify initialization of
4456 (mark_def_sites_initialize_block): Rename to...
4457 (mark_def_sites_block): ... this, call mark_def_sites.
4458 (mark_def_sites_blocks): Remove argument, simplify initialization of
4460 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4461 (update_ssa): Likewise.
4462 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4464 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4465 (dom_opt_initialize_block): Rename to...
4466 (dom_opt_enter_block): ... this, place after called functions. Walk
4467 statements here, inline propagate_to_outgoing_edges.
4468 (dom_opt_finalize_block): Rename to...
4469 (dom_opt_leave_block): ... this, place after called functions.
4470 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4472 (dse_enter_block, dse_record_phi): New.
4473 (dse_record_phis): Delete.
4474 (dse_finalize_block): Rename to...
4475 (dse_leave_block): ... this.
4476 (tree_ssa_dse): Simplify initialization of walk_data.
4477 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4478 Adjust initialization of walk_data.
4479 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4480 * tree-ssa-loop-phiopt.c (get_non_trapping):
4481 Adjust initialization of walk_data.
4482 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4483 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4484 it's not a domwalk callback.
4485 (uncprop_initialize_block): Rename to...
4486 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4487 (dse_finalize_block): Rename to...
4488 (dse_leave_block): ... this.
4489 (tree_ssa_uncprop): Simplify initialization of walk_data.
4490 * Makefile.in: Adjust dependencies.
4492 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4494 * arm.md (casesi): Fix test for Thumb1.
4495 (thumb1_casesi_internal_pic): Likewise.
4496 (thumb1_casesi_dispatch): Likewise.
4498 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4500 * config/arm/arm-cores.def: Added core cortex-m0.
4501 * config/arm/arm-tune.md: Regenerated.
4502 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4504 2009-06-26 DJ Delorie <dj@redhat.com>
4506 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4508 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4509 the scheduler doesn't tag jump insns.
4511 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4513 * c-decl.c (merge_decls): Re-indent.
4515 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4518 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4519 Special-case decimal float constants.
4521 2009-06-26 Richard Henderson <rth@redhat.com>
4523 * function.h (struct function): Add cannot_be_copied_reason,
4524 and cannot_be_copied_set.
4525 * tree-inline.c (has_label_address_in_static_1): Rename from
4526 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4527 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4528 don't set inline_forbidden_reason.
4529 (copy_forbidden): New function, split out of inline_forbidden_p.
4530 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4531 (inline_forbidden_p): Use copy_forbidden.
4532 (tree_versionable_function_p): Likewise.
4533 (inlinable_function_p): Merge into tree_inlinable_function_p.
4534 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4535 * ipa-cp.c (ipcp_versionable_function_p): New function.
4536 (ipcp_cloning_candidate_p): Use it.
4537 (ipcp_node_modifiable_p): Likewise.
4539 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4541 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4542 that is marked not to be inlined. Remove flag_mudflap use.
4543 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4544 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4546 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4549 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4550 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4552 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4554 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4556 (__mingwthr_remove_key_dtor): Likewise.
4558 2009-06-26 Richard Guenther <rguenther@suse.de>
4560 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4562 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4565 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4566 try the non-cond_exec path also.
4568 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4571 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4572 (output_cbranch): Use new functions.
4573 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4576 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4577 Pat Haugen <pthaugen@us.ibm.com>
4578 Revital Eres <ERES@il.ibm.com>
4580 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4581 for %c error. Add %x support to print VSX registers as a unified
4582 register set, instead of separate float and altivec registers.
4583 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4584 %y case, and add support for VSX pre-modify addresses.
4585 (output_toc): Add assert for CONST containing an integer constant
4587 (rs6000_adjust_cost): Add POWER7 support.
4588 (insn_must_be_first_in_group): Ditto.
4589 (insn_must_be_last_in_group): Ditto.
4590 (rs6000_emit_popcount): Ditto.
4591 (rs6000_vector_mode_supported_p): Ditto.
4593 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4594 Change some of the functions called by macros to being called
4595 through a pointer, so debug functions can be inserted if
4596 -mdebug=addr or -mdebug=cost.
4597 (rs6000_preferred_reload_class_ptr): Ditto.
4598 (rs6000_secondary_reload_class_ptr): Ditto.
4599 (rs6000_secondary_memory_needed_ptr): Ditto.
4600 (rs6000_cannot_change_mode_class_ptr): Ditto.
4601 (rs6000_secondary_reload_inner): Ditto.
4602 (rs6000_legitimize_reload_address): Ditto.
4603 (rs6000_legitimize_reload_address_ptr): Ditto.
4604 (rs6000_mode_dependent_address): Ditto.
4605 (rs6000_mode_dependent_address_ptr): Ditto.
4607 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4608 function to return true if the mode allows reg + integer
4610 (virtual_stack_registers_memory_p): New function to return true if
4611 the address refers to a virtual stack register.
4612 (rs6000_legitimate_offset_address_p): Move code to say whether a
4613 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4615 (rs6000_legitimate_address_p): Add checks for modes that only can
4616 do reg+reg addressing. Start adding VSX support.
4617 (rs6000_legitimize_reload_address): Ditto.
4618 (rs6000_legitimize_address): Ditto.
4619 (rs6000_debug_legitimate_address_p): New debug functions for
4620 -mdebug=addr and -mdebug=cost.
4621 (rs6000_debug_rtx_costs): Ditto.
4622 (rs6000_debug_address_costs): Ditto.
4623 (rs6000_debug_adjust_cost): Ditto.
4624 (rs6000_debug_legitimize_address): Ditto.
4625 (rs6000_legitimize_reload_address_ptr): Point to call normal
4626 function or debug function. Make functions called via pointer
4628 (rs6000_mode_dependent_address_ptr): Ditto.
4629 (rs6000_secondary_reload_class_ptr): Ditto.
4630 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4631 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4632 into a friendlier error.
4633 (rs6000_init_builtins): Add initial VSX support.
4634 (rs6000_adjust_cost): Fix some spacing issues.
4636 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4637 (REG_CLASS_NAMES): Ditto.
4638 (REG_CLASS_CONTENTS): Ditto.
4639 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4640 pointer, to add -mdebug=addr support.
4641 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4642 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4643 -mdebug=addr support.
4644 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4645 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4646 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4648 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4650 (bswapsi*): Set attribute types for load/store. Add combiner
4651 patterns to eliminate zero extend on 64-bit.
4652 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4653 stdbrx if the hardware supports those instructions.
4655 2009-06-25 Ian Lance Taylor <iant@google.com>
4657 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4658 (Link Options): Document -static-libstdc++.
4660 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4663 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4664 DATA_ALIGNMENT instead.
4666 2009-06-25 Richard Guenther <rguenther@suse.de>
4668 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4669 indirect references against the callused/escaped solutions.
4670 (call_may_clobber_ref_p_1): Likewise.
4672 2009-06-25 Martin Jambor <mjambor@suse.cz>
4674 PR tree-optimization/40493
4675 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4676 (enum unscalarized_data_handling): New type.
4677 (handle_unscalarized_data_in_subtree): Return what has been done.
4678 (load_assign_lhs_subreplacements): Handle left flushes differently.
4679 (sra_modify_assign): Use unscalarized_data_handling, simplified
4680 condition determining whether to remove the statement.
4682 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4684 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4685 excerpt - @ should be doubled for texinfo.
4687 2009-06-24 Ian Lance Taylor <iant@google.com>
4689 * config/arc/arc.c: Include "df.h".
4690 (arc_attribute_table): Make static. Move higher in file.
4691 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4692 (output_shift): Initialize n later to avoid warning.
4693 * config/arm/arm.c (arm_attribute_table): Make static. Move
4695 * config/avr/avr.c (avr_attribute_table): Make static. Move
4697 (reg_class_tab): Change array type from int to enum reg_class.
4698 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4700 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4701 (lshrhi3_out): Likewise.
4702 (class_likely_spilled_p): Change return type to bool.
4703 (avr_rtx_costs): Use local code variable with enum type.
4704 * config/avr/avr.md (movmemhi): Use add_reg_note.
4705 (andhi3, andsi3): Don't use AS2 with "and".
4706 (iorhi3, iorsi3): Don't use AS2 with "or".
4707 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4708 * config/crx/crx.c: Include "df.h".
4709 (crx_attribute_table): Make static.
4710 * config/m32r/m32r.c: Include "df.h".
4711 (m32r_attribute_table): Make static. Move higher in file.
4712 (pop): Use add_reg_note.
4713 (block_move_call): Change 0 to LCT_NORMAL in function call.
4714 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4715 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4716 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4717 declare, not just when TREE_CODE is defined.
4718 * config/m68hc11/m68hc11.c: Include "expr.h".
4719 (m68hc11_attribute_table): Make static. Move higher in file.
4720 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4722 (m68hc11_register_indirect_p): Likewise.
4723 (m68hc11_function_arg_padding): Change return type to enum
4725 (emit_move_after_reload): Use add_reg_note.
4726 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4727 (m68hc11_split_logical): Likewise.
4728 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4730 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4731 to VOIDmode in function call.
4732 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4734 (m68hc11_split_logical): Update declaration.
4735 (m68hc11_function_arg_padding): Update declaration.
4736 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4737 to array of enum reg_class.
4738 (mcore_attribute_table): Make static. Move higher in file.
4739 (mcore_rtx_costs): Add cast to enum type.
4740 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4741 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4742 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4744 * config/sh/predicates.md (trapping_target_operand): Rename and to
4746 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4748 * config/spu/spu.c (spu_attribute_table): Make static. Move
4750 * config/v850/v850.c (v850_attribute_table): Make static. Move
4752 (v850_rtx_costs): Use local code with enum type.
4753 (expand_epilogue): Add cast.
4754 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4756 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4759 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4760 -m2a-single-only and -m2a-nofpu.
4761 * config/sh/sh.opt: Document m2a generates FPU code.
4763 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4765 * defaults.h (CAN_ELIMINATE): Provide default.
4766 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4767 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4768 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4769 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4770 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4771 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4772 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4773 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4774 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4775 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4777 2009-06-24 DJ Delorie <dj@redhat.com>
4779 * mep-ext-cop.cpu: Fix copyright notice.
4780 * mep-default: Fix copyright notice.
4781 * mep-core: Fix copyright notice.
4782 * mep: Fix copyright notice.
4783 * mep-ivc2: Fix copyright notice.
4784 * mep-c5: Fix copyright notice.
4786 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4788 * doc/contrib.texi (Contributors):
4790 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4793 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4794 src and dst operands if necessary.
4796 2009-06-23 DJ Delorie <dj@redhat.com>
4799 * config.gcc: Add mep support.
4800 * recog.c: Resurrect validate_replace_rtx_subexp().
4801 * recog.h: Likewise.
4802 * config/mep/: Add new port:
4803 * config/mep/constraints.md: New file.
4804 * config/mep/default.h: New file.
4805 * config/mep/intrinsics.h: New file.
4806 * config/mep/intrinsics.md: New file.
4807 * config/mep/ivc2-template.h: New file.
4808 * config/mep/mep-c5.cpu: New file.
4809 * config/mep/mep-core.cpu: New file.
4810 * config/mep/mep-default.cpu: New file.
4811 * config/mep/mep-ext-cop.cpu: New file.
4812 * config/mep/mep-intrin.h: New file.
4813 * config/mep/mep-ivc2.cpu: New file.
4814 * config/mep/mep-lib1.asm: New file.
4815 * config/mep/mep-lib2.c: New file.
4816 * config/mep/mep-pragma.c: New file.
4817 * config/mep/mep-protos.h: New file.
4818 * config/mep/mep-tramp.c: New file.
4819 * config/mep/mep.c: New file.
4820 * config/mep/mep.cpu: New file.
4821 * config/mep/mep.h: New file.
4822 * config/mep/mep.md: New file.
4823 * config/mep/mep.opt: New file.
4824 * config/mep/predicates.md: New file.
4825 * config/mep/t-mep: New file.
4827 2009-06-23 Ian Lance Taylor <iant@google.com>
4829 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4830 from loose_warn into c_loose_warn and from strict_warn into
4831 c_strict_warn. Set and substitute warn_cxxflags. Check for
4832 --enable-build-with-cxx. Set and substitute
4833 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4834 * Makefile.in (CXXFLAGS): New variable.
4835 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4836 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4837 the default is the same as $(STRICT_WARN).
4838 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4839 (CXX): New variable.
4840 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4841 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4842 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4843 (HOST_LIBS): New variable.
4844 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4845 (ALL_CXXFLAGS): New variable.
4846 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4847 * doc/install.texi (Configuration): Document
4848 --enable-build-with-cxx, --with-stage1-ldflags,
4849 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4850 * configure: Rebuild.
4852 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4854 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4855 from previous commit.
4857 2009-06-23 Ian Lance Taylor <iant@google.com>
4859 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4861 2009-06-23 Ian Lance Taylor <iant@google.com>
4863 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4864 with ATTRIBUTE_UNUSED.
4866 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4867 Pat Haugen <pthaugen@us.ibm.com>
4868 Revital Eres <eres@il.ibm.com>
4870 * config.in (HAVE_AS_POPCNTD): Add default definition.
4871 (HAVE_AS_LWSYNC): Ditto.
4873 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4875 (gcc_cv_as_powerpc_cmpb): Ditto.
4876 (gcc_cv_as_powerpc_dfp): Ditto.
4877 (gcc_cv_as_powerpc_vsx): Ditto.
4878 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4879 supporting the popcntd/lwsync instructions.
4880 (gcc_cv_as_powerpc_lwsync): Ditto.
4881 * configure: Regenerate.
4883 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4884 -mcpu=native and -mcpu=power7.
4885 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4887 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4888 a variable instead of a mask to reduce the number of mask bits.
4889 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4890 (-mbit-word): Ditto.
4891 (-mregnames): Ditto.
4892 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4893 (-mfused-madd): Ditto.
4895 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4897 (-mvsx): New switch for VSX instructions.
4898 (-misel): Move from a variable to a mask to allow it to be set by
4901 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4902 function declaration to an array declaration.
4903 (rs6000_hard_regno_nregs): New external array declaration.
4905 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4906 files included by rs6000.md.
4908 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4909 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4911 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4913 (rs6000_debug_reg): New -mdebug= variables.
4914 (rs6000_debug_addr): Ditto.
4915 (rs6000_debug_cost): Ditto.
4916 (rs6000_pmode): New variable to hold Pmode.
4917 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4918 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4919 calculated at compiler start.
4920 (rs6000_hard_regno_nregs): Change function to an array which holds
4921 HARD_REGNO_NREGS calculated at compiler start.
4922 (rs6000_explicit_options): Delete isel field.
4923 (rs6000_vector_unit): New array to hold which vector unit
4924 supports arithmetic options for a given type.
4925 (rs6000_vector_mem): New array to hold which vector unit supports
4926 memory reference operations for a given type.
4927 (rs6000_vector_align): New array to given the alignment of each
4929 (power7_cost): New basic costs for power7.
4930 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4931 (rs6000_hard_regno_nregs_internal): New function, moved from
4932 HARD_REGNO_NREGS, to calculate the number of registers each hard
4933 register takes for each type.
4934 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4935 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4936 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4937 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4938 unit information here so it is calculated once at compiler startup
4940 (rs6000_override_options): Make -misel a target mask. Add more
4941 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4942 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4944 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4945 (rs6000_handle_option): Move -misel from variable to target mask.
4946 (rs6000_builtin_mask_for_load): Add VSX support.
4947 (rs6000_conditional_register_usage): Ditto.
4948 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4949 (function_arg_boundary): Ditto.
4950 (rs6000_expand_builtin): Ditto.
4951 (def_builtin): Make abort message a little friendlier.
4952 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4954 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4955 assembler support the popcntd instruction instead of a vsx
4956 instruction to enable power7 support.
4957 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4958 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4959 option to the assembler if -mcpu=native.
4960 (ASM_CPU_NATIVE_SPEC): Ditto.
4961 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4963 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4964 the lwsync instruction.
4965 (enum processor_type): Add PROCESSOR_POWER7.
4966 (rs6000_debug_reg): New -mdebug= options.
4967 (rs6000_debug_addr): Ditto.
4968 (rs6000_debug_cost): Ditto.
4969 (rs6000_isel): Delete.
4970 (enum rs6000_vector): New enum to say what vector unit we have.
4971 (VECTOR_UNIT_*): New macros to say which vector unit has
4972 arithmetic operations for a given type.
4973 (VECTOR_MEM_*): New macros to say which vector unit has memory
4974 operations for a given type.
4975 (TARGET_LDBRX): Whether the machine supports the ldbrx
4977 (TARGET_ISEL): Delete, -misel moved to be a mask.
4978 (TARGET_ISEL64): New macro for 64-bit isel support.
4979 (UNITS_PER_VSX_WORD): New macro.
4980 (POINTER_SIZE): Move to be an external variable, rather than
4981 calculating whether we are generating 32 ot 64-bit code.
4983 (STACK_BOUNDARY): Add VSX support.
4984 (LOCAL_ALIGNMENT): Ditto.
4985 (SLOW_UNALIGNED_ACCESS): Ditto.
4986 (VSX_REGNO_P): New macro for VSX support.
4987 (VFLOAT_REGNO_P): Ditto.
4988 (VINT_REGNO_P): Ditto.
4989 (VLOGICAL_REGNO_P): Ditto.
4990 (VSX_VECTOR_MODE): Ditto.
4991 (VSX_SCALAR_MODE): Ditto.
4993 (VSX_MOVE_MODE): Ditto.
4994 (VSX_REG_CLASS_P): Ditto.
4995 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4997 (UNITS_PER_SIMD_WORD): Add VSX support.
4998 (MODES_TIEABLE_P): Ditto.
4999 (STARTING_FRAME_OFFSET): Ditto.
5000 (STACK_DYNAMIC_OFFSET): Ditto.
5001 (EPILOGUE_USES): Ditto.
5002 (REGNO_REG_CLASS): Move to array lookup.
5003 (CLASS_MAX_NREGS): Ditto.
5004 (rs6000_vector_reg_class): Add declaration.
5005 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
5006 overlap with the floating point and Altivec registers.
5008 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5010 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5011 give the appropriate asm switches if -mcpu=native.
5012 (host_detect_local_cpu): Add support for "asm".
5013 (host_detect_local_cpu): Follow GNU code guidelines for name.
5015 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5016 -mbit-word to a variable instead of being a target mask.
5018 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5019 emit the lwsync instruction instead of emitting the instruction as
5020 an integer constant.
5022 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5023 fixuns_trundfsi2, move expander into rs6000.md.
5025 * config/rs6000/rs6000.md (cpu): Add power7.
5026 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5027 (logical predicate patterns): Change the single instruction
5028 primitives that set CR0 to be fast_compare instead of compare.
5030 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5031 (popcntddi2): Ditto.
5032 (popcount<mode>): Ditto.
5033 (floating multiply/add insns): Name the floating point
5035 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5036 (isel_unsigned_<mode>): Ditto.
5037 (fixuns_trundfsi2): Move expander here from spe.md.
5038 (smindi3): Define if we have -misel on 64-bit systems.
5043 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5045 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5047 * config/avr/avr.c (avr_current_device): New variable.
5048 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5049 (avr_arch, mcu_type_s): Move to avr.h.
5050 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5051 default_data_section_start fields.
5052 (avr_arch): Moved from avr.c.
5053 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5054 library_name fields.
5055 (avr_current_device, avr_mcu_types, avr_arch_types,
5056 avr_device_to_arch, avr_device_to_data_start,
5057 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5058 (EXTRA_SPEC_FUNCTIONS): Define.
5059 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5060 options mapping. Use device_to_arch and device_to_data_start insted.
5061 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5062 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5063 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5064 * config/avr/driver-avr.c: New file.
5065 * config/avr/avr-devices.c: New file.
5067 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5069 * var-tracking.c (unshare_variable): Force initialized to
5070 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5071 (set_variable_part): Likewise.
5072 (struct variable_union_info): Remove pos_src field.
5073 (vui_vec, vui_allocated): New variables.
5074 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5075 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5076 == 1 use a simpler sorting algorithm. Compute pos field right
5077 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5078 Avoid quadratic comparison if !flag_var_tracking_uninit.
5079 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5080 unshare_variable unconditionally.
5081 (dataflow_set_different_2): Removed.
5082 (dataflow_set_different): Don't traverse second hash table.
5083 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5084 unconditionally to var_reg_set or var_mem_set.
5085 (emit_notes_in_bb): Likewise.
5086 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5088 (emit_note_insn_var_location): Don't set initialized to
5089 VAR_INIT_STATUS_INITIALIZED early.
5090 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5092 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5094 * tree-object-size.c (addr_object_size): Instead of checking
5095 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5096 are no FIELD_DECLs following it.
5098 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5100 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5101 order to match bswaps with signed source operands.
5103 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5105 * sdbout.c (sdbout_one_type): Fix braces in switch.
5107 2009-06-23 Richard Guenther <rguenther@suse.de>
5109 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5111 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5112 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5113 var_callused, callused_tree, var_storedanything, storedanything_tree,
5114 var_integer, integer_tree): Remove global variables.
5115 (new_var_info): Do not pass new id, append the new var to the
5116 global variable vector.
5117 (do_ds_constraint): Use is_global_var member of the variable-info.
5118 (new_scalar_tmp_constraint_exp): Adjust.
5119 (create_function_info_for): Likewise.
5120 (create_variable_info_for): Likewise.
5121 (find_what_var_points_to): Remove dead code.
5122 (init_base_vars): Simplify.
5123 (compute_points_to_sets): Adjust.
5125 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5127 * combine.c (try_combine): Dump information about the insns we're
5130 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5132 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5133 check when calling force_to_mode on TRUNCATE's operand.
5135 2009-06-22 Ian Lance Taylor <iant@google.com>
5137 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5139 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5141 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5143 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5145 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5146 override library linkage flags such as -static-libgcc or
5149 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5151 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5153 2009-06-22 Ian Lance Taylor <iant@google.com>
5155 * config/linux.opt: Put mglibc ahead of muclibc.
5157 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5158 for duplicate decls.
5160 2009-06-22 Matthias Klose <doko@ubuntu.com>
5162 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5164 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5167 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5168 instead of NULL if a parser error occurs.
5170 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5172 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5173 non-DWARF2_DEBUGGING_INFO version.
5175 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5177 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5178 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5180 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5181 (LIBGCC2_TF_CEXT): Define.
5184 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5187 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5189 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5191 * config/arm/arm.c (arm_override_options): Disable
5192 -mcaller-super-interworking and -mcallee-super-interworking.
5193 * doc/invoke.texi (ARM Options): Document this.
5195 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5197 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5198 * config/arm/constraints.md (j): New constraint for movw operands.
5199 (N): Remove thumb2 meaning.
5200 * config/arm/arm.md (*arm_movw): Delete.
5201 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5202 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5203 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5205 2009-06-22 Martin Jambor <mjambor@suse.cz>
5207 PR tree-optimization/40492
5208 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5209 build_ref_for_offset.
5211 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5213 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5214 JUMP_TABLE_DATA_P predicates where applicable.
5215 * auto-inc-dec.c: Ditto.
5216 * builtins.c: Ditto.
5217 * caller-save.c: Ditto.
5219 * cfgcleanup.c: Ditto.
5220 * cfglayout.c: Ditto.
5223 * combine-stack-adj.c: Ditto.
5229 * dwarf2asm.c: Ditto.
5230 * dwarf2out.c: Ditto.
5231 * emit-rtl.c: Ditto.
5237 * function.c: Ditto.
5240 * genpreds.c: Ditto.
5241 * genrecog.c: Ditto.
5243 * ira-costs.c: Ditto.
5244 * ira-lives.c: Ditto.
5247 * lower-subreg.c: Ditto.
5248 * modulo-sched.c: Ditto.
5250 * postreload.c: Ditto.
5251 * print-rtl.c: Ditto.
5260 * sched-vis.c: Ditto.
5262 * sel-sched-ir.c: Ditto.
5263 * simplify-rtx.c: Ditto.
5264 * targhooks.c: Ditto.
5265 * var-tracking.c: Ditto.
5266 * vmsdbgout.c: Ditto.
5268 2009-06-22 Matthias Klose <doko@ubuntu.com>
5270 * Makefile.in (install-plugin): Always use DESTDIR.
5272 2009-06-22 Olivier Hainque <hainque@adacore.com>
5274 * config/pa/pa.c (output_call): Don't optimize post call jumps
5275 into return address adjustments if the call may throw.
5277 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5279 * arm.c (thumb1_output_casesi): New function.
5280 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5281 optimizing for size or PIC.
5282 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5283 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5284 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5285 (thumb1_casesi_internal_pic): New expand rule.
5286 (thumb1_casesi_dispatch): New pattern.
5287 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5289 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5290 in the text seciton when PIC or optimizing for size.
5291 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5292 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5293 preservation properties of code.
5294 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5295 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5296 (__gnu_thumb1_case_si): New function.
5297 * t-arm (LIB1ASMSRC): Define here.
5298 (LIB1ASMFUNCS): Add some common functions.
5299 * t-arm-elf (LIB1ASMSRC): Delete.
5300 (LIB1ASMFUNCS): Append to existing set.
5301 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5302 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5303 * t-symbian (LIB1ASMFUNCS): Likewise.
5304 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5305 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5307 2009-06-21 Richard Guenther <rguenther@suse.de>
5309 PR tree-optimization/38729
5310 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5311 to loops with a single exit if -fno-expensive-optimizations.
5313 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5315 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5316 (dataflow_set): Change vars type from htab_t to shared_hash.
5317 (shared_hash_pool, empty_shared_hash): New variables.
5318 (vars_clear): Removed.
5319 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5320 shared_hash_find_slot_unshare, shared_hash_find_slot,
5321 shared_hash_find_slot_noinsert, shared_hash_find): New
5323 (shared_hash_unshare, shared_hash_destroy): New functions.
5324 (unshare_variable): Unshare set->vars if shared, use
5326 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5327 (get_init_value, find_src_set_src, dump_dataflow_set,
5328 clobber_variable_part, emit_notes_for_differences): Use
5330 (dataflow_set_init): Remove second argument, set vars to
5331 empty_shared_hash instead of creating a new htab.
5332 (dataflow_set_clear): Call shared_hash_destroy and set vars
5333 to empty_shared_hash instead of calling vars_clear.
5334 (dataflow_set_copy): Don't call vars_copy, instead just share
5335 the src htab with dst.
5336 (variable_union): Use shared_hash_*, use initially NO_INSERT
5337 lookup if set->vars is shared. Don't keep slot cleared before
5338 calling unshare_variable. Unshare set->vars if needed.
5339 Even ->refcount == 1 vars must be unshared if set->vars is shared
5340 and var needs to be modified.
5341 (variable_canonicalize): New function.
5342 (dataflow_set_union): If dst->vars is empty, just share src->vars
5343 with dst->vars and traverse with variable_canonicalize to canonicalize
5344 and unshare what is needed.
5345 (dataflow_set_different): If old_set and new_set use the same shared
5346 htab, they aren't different. If number of htab elements is different,
5347 htabs are different. Use shared_hash_*.
5348 (dataflow_set_destroy): Call shared_hash_destroy instead of
5350 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5351 second argument to dataflow_set_init.
5352 (vt_initialize): Likewise. Initialize shared_hash_pool and
5353 empty_shared_hash, move bb in/out initialization afterwards.
5354 Use variable_htab_free instead of NULL as changed_variables del hook.
5355 (variable_was_changed): Change type of second argument to pointer to
5356 dataflow_set. When inserting var into changed_variables, bump
5357 refcount. Unshare set->vars if set is shared htab and slot needs to
5359 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5360 lookup if set->vars is shared. Unshare set->vars if needed.
5361 Even ->refcount == 1 vars must be unshared if set->vars is shared
5362 and var needs to be modified. Adjust variable_was_changed caller.
5363 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5364 vars must be unshared if set->vars is shared and var needs to be
5365 modified. Adjust variable_was_changed caller.
5366 (emit_note_insn_var_location): Don't pool_free var.
5367 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5369 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5370 free_alloc_pool on shared_hash_pool.
5372 2009-06-20 Anthony Green <green@moxielogic.com>
5374 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5375 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5377 2009-06-20 Richard Guenther <rguenther@suse.de>
5379 * tree-ssa-structalias.c (find_func_aliases): For memset use
5380 a constraint from NULL if we memset to zero.
5381 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5382 we explicitly handle that do not read from memory.
5383 (call_may_clobber_ref_p_1): Properly handle builtins that may
5386 2009-06-20 Richard Guenther <rguenther@suse.de>
5388 PR tree-optimization/40495
5389 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5390 (new_scalar_tmp_constraint_exp): New function.
5391 (process_constraint): Do not create temporary decls.
5392 (process_all_all_constraints): Likewise.
5393 (handle_const_call): Likewise.
5394 (create_function_info_for): Do not set decl.
5396 2009-06-19 Ian Lance Taylor <iant@google.com>
5398 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5399 (rs6000_attribute_table): Make static; move before use.
5401 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5403 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5404 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5405 Propagate the TREE_READONLY flag without overwriting it.
5406 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5407 Propagate the TREE_READONLY flag onto the result.
5408 (process_call_operands): Move around. Use correct constant value.
5410 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5413 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5414 * config/arm/arm.md: Likewise.
5416 2009-06-19 Ian Lance Taylor <iant@google.com>
5418 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5419 to GIMPLE_ERROR_MARK.
5421 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5422 op2_original_type parameters. Warn about using different enum types.
5423 * c-parser.c (c_parser_conditional_expression): Pass original
5424 types to build_conditional_expr.
5425 * c-tree.h (build_conditional_expr): Update declaration.
5427 2009-06-19 Ian Lance Taylor <iant@google.com>
5429 * config/i386/i386.c (ix86_function_specific_save): Test that
5430 fields match values, rather than testing the values are in a
5433 2009-06-19 Richard Guenther <rguenther@suse.de>
5435 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5437 (ptr_derefs_may_alias_p): Likewise.
5438 (ptr_deref_may_alias_ref_p_1): New function.
5439 (ptr_deref_may_alias_ref_p): Likewise.
5440 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5441 covered by looking at the ESCAPED solution.
5442 (call_may_clobber_ref_p_1): Likewise.
5443 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5444 Handle NULL_TREE offset. Do not produce redundant constraints.
5445 (process_all_all_constraints): New helper function.
5446 (do_structure_copy): Use it.
5447 (handle_lhs_call): Likewise.
5448 (find_func_aliases): Handle some builtins with pointer arguments
5449 and/or return values explicitly.
5451 2009-06-19 Ian Lance Taylor <iant@google.com>
5453 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5455 2009-06-19 Ian Lance Taylor <iant@google.com>
5457 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5459 2009-06-19 Ian Lance Taylor <iant@google.com>
5461 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5462 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5465 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5466 uninitialized const.
5468 2009-06-19 Ian Lance Taylor <iant@google.com>
5470 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5473 * c-decl.c (in_struct, struct_types): Remove.
5474 (struct c_binding): Add in_struct field.
5475 (c_binding_ptr): Define type, along with VEC.
5476 (struct c_struct_parse_info): Define.
5477 (struct_parse_info): New static variable.
5478 (bind): Initialize in_struct field.
5479 (start_struct): Remove enclosing_in_struct and
5480 enclosing_struct_types parameters. Add
5481 enclosing_struct_parse_info parameter. Change all callers. Set
5482 struct_parse_info rather than in_struct and struct_types.
5483 (grokfield): If -Wc++-compat and there is a symbol binding for the
5484 field name, set the in_struct flag and push it on the
5485 struct_parse_info->fields vector.
5486 (warn_cxx_compat_finish_struct): New static function.
5487 (finish_struct): Remove enclosing_in_struct and
5488 enclosing_struct_types parameters. Add
5489 enclosing_struct_parse_info parameter. Change all callers. Don't
5490 set C_TYPE_DEFINED_IN_STRUCT here. Call
5491 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5492 parameter. Only push on struct_types if warn_cxx_compat.
5493 (finish_enum): Only push on struct_types if warn_cxx_compat.
5494 (declspecs_add_type): Add loc parameter. Change all callers.
5495 Change all error calls to error_at. Pass loc, not input_location,
5496 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5497 defined in a struct. If -Wc++-compat and parsing a struct, record
5498 that a typedef name was used.
5499 * c-parser.c (c_parser_declspecs): Get location to pass to
5501 (c_parser_struct_or_union_specifier): Update calls to start_struct
5503 * c-tree.h (struct c_struct_parse_info): Declare.
5504 (finish_struct, start_struct): Update declarations.
5505 (declspecs_add_type): Update declaration.
5507 2009-06-19 Ian Lance Taylor <iant@google.com>
5509 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5510 variable with an anonymous type.
5512 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5514 * see.c: Remove for real.
5516 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5518 * optabs.h (enum optab_index): Add new OTI_significand.
5519 (significand_optab): Define corresponding macro.
5520 * optabs.c (init_optabs): Initialize significand_optab.
5521 * genopinit.c (optabs): Implement significand_optab using
5522 significand?f2 patterns.
5523 * builtins.c (expand_builtin_mathfn): Handle
5524 BUILT_IN_SIGNIFICAND{,F,L}.
5525 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5526 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5528 * config/i386/i386.md (significandxf2, significand<mode>2): New
5529 expanders to implement significandf, significand and significandl
5530 built-ins as inline x87 intrinsics.
5532 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5534 * config/avr/avr.c (avr_override_options): Remove setting value of
5535 PARAM_INLINE_CALL_COST.
5537 2009-06-18 Richard Henderson <rth@redhat.com>
5540 * tree-pass.h (TDF_ASMNAME): New.
5541 * tree-dump.c (dump_options): Add asmname.
5542 * doc/invoke.texi: Document it.
5544 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5545 (dump_decl_name): ...here.
5546 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5547 (dump_generic_node): Update dump_function_name calls.
5548 (print_call_name): New flags arg; update all dump calls.
5549 * diagnostic.h (print_call_name): Update.
5550 * gimple-pretty-print.c (dump_gimple_call): Update.
5552 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5555 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5557 2009-06-18 Diego Novillo <dnovillo@google.com>
5559 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5560 * plugin.c (str_license): Declare.
5561 (try_init_one_plugin): Assert that the symbol
5562 'plugin_is_GPL_compatible' exists.
5564 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5567 * Makefile.in (OBJS-common): Remove see.o.
5569 * common.opt (fsee): Mark as preserved for backward compatibility.
5570 * opts.c (common_handle_option): Add OPT_fsee to the backward
5571 compatibility section.
5572 * passes.c (init_optimization_passes, pass_see): Remove pass.
5573 * timevar.def (TV_SEE): Remove.
5574 * tree-pass.h (pass_see): Remove declaration.
5575 * doc/invoke.texi (-fsee): Remove documentation.
5577 2009-06-18 Martin Jambor <mjambor@suse.cz>
5579 * tree-sra.c: Include statistics.h
5580 (sra_stats): New variable.
5581 (sra_initialize): Clear sra_stats.
5582 (create_access_replacement): Increment sra_stats.replacements.
5583 (get_access_replacement): Do not return twice.
5584 (analyze_all_variable_accesses): Increment statistics counter by the
5585 number of scalarized aggregates.
5586 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5587 (sra_modify_expr): Increment sra_stats.exprs.
5588 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5589 (sra_modify_assign): Increment sra_stats.exprs,
5590 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5591 (perform_intra_sra): Update statistics counters.
5592 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5594 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5596 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5597 (arm_scalar_mode_supported_p): New function.
5599 2009-06-18 Paul Brook <paul@codesourcery.com>
5600 Sandra Loosemore <sandra@codesourcery.com>
5602 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5603 (__extendhfsf2, __truncsfhf2): Define.
5604 * config/arm/fp16.c: New file.
5605 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5606 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5608 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5610 * doc/extend.texi (Half-Precision): New section.
5611 * doc/invoke.texi (Option Summary): List -mfp16-format.
5612 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5613 * config/arm/arm.opt (mfp16-format=): New.
5614 * config/arm/arm.c: Include intl.h.
5615 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5616 (TARGET_INVALID_RETURN_TYPE): Redefine.
5617 (TARGET_PROMOTED_TYPE): Redefine.
5618 (TARGET_CONVERT_TO_TYPE): Redefine.
5619 (arm_fp16_format): Define.
5620 (all_fpus): Add entry for neon-fp16.
5621 (fp_model_for_fpu): Likewise.
5622 (struct fp16_format): Declare.
5623 (all_fp16_formats): Define.
5624 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5626 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5628 (arm_legitimate_index_p): Treat HFmode like HImode.
5629 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5630 (coproc_secondary_reload_class): Special-case HFmode.
5631 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5632 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5633 (arm_init_fp16_builtins): New.
5634 (arm_init_builtins): Call it.
5635 (arm_invalid_parameter_type): New.
5636 (arm_invalid_return_type): New.
5637 (arm_promoted_type): New.
5638 (arm_convert_to_type).
5639 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5641 (arm_emit_fp16_const): New function.
5642 (arm_mangle_type): Mangle __fp16 as "Dh".
5643 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5645 (TARGET_NEON_FP16): New.
5646 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5647 (enum fputype): Add FPUTYPE_NEON_FP16.
5648 (enum arm_fp16_format_type): Declare.
5649 (arm_fp16_format): Declare.
5650 (LARGEST_EXPONENT_IS_NORMAL): Define.
5651 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5652 * config/arm/arm-modes.def (HFmode): Define.
5653 * config/arm/vfp.md: (*movhf_vfp): New.
5656 * config/arm/arm.md: (fpu): Add neon_fp16.
5657 (floatsihf2, floatdihf2): New.
5658 (fix_trunchfsi2, fix_trunchfdi2): New.
5662 (*arm32_movhf): New.
5663 (*thumb1_movhf): New.
5664 (consttable_2): Add check for HFmode constants.
5665 (consttable_4): Handle HFmode constants.
5667 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5669 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5671 2009-06-17 Olivier Hainque <hainque@adacore.com>
5673 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5674 const char ** conversion in AIX specific section.
5676 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5678 * config/i386/i386.c (ix86_special_builtin_type): Remove
5679 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5680 (bdesc_special_args): Updated.
5681 (ix86_init_mmx_sse_builtins): Likewise.
5682 (ix86_expand_special_args_builtin): Likewise.
5684 2009-06-17 Richard Henderson <rth@redhat.com>
5686 * tree-pretty-print.c (maybe_dump_asm_name): New.
5687 (dump_decl_name): Use it.
5688 (PRINT_FUNCTION_NAME): Merge into...
5689 (dump_function_name): ... here. Use maybe_dump_asm_name.
5691 2009-06-17 Cary Coutant <ccoutant@google.com>
5693 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5695 * debug.c (struct gcc_debug_hooks): Change placeholder for
5697 (debug_nothing_int_charstar_int): Replaced by...
5698 (debug_nothing_int_charstar_int_bool): ...this.
5699 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5700 source_line prototype.
5701 (debug_nothing_int_charstar_int): Replaced by...
5702 (debug_nothing_int_charstar_int_bool): ...this.
5703 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5704 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5705 Output is_stmt operand when necessary.
5706 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5707 (notice_source_line): Add is_stmt parameter.
5708 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5709 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5711 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5712 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5714 2009-06-17 Ian Lance Taylor <iant@google.com>
5716 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5718 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5721 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5723 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5724 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5725 tree_strip_sign_nop_conversions and
5726 tree_ssa_strip_useless_type_conversions rather than stripping
5727 the operations here.
5728 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5730 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5731 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5732 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5733 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5736 2009-06-17 Michael Eager <eager@eagercon.com>
5738 * config/rs6000/constraints.md (register_constraint "d"): New.
5739 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5740 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5741 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5742 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5743 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5744 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5745 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5746 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5747 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5748 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5750 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5751 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5752 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5753 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5754 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5755 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5756 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5757 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5758 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5759 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5760 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5761 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5762 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5763 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5765 2009-06-16 Ian Lance Taylor <iant@google.com>
5767 * profile.c (total_num_never_executed): Don't define.
5768 (compute_branch_probabilities): Don't count or print
5770 (init_branch_prob): Don't set total_num_never_executed.
5771 (end_branch_prob): Don't print total_num_never_executed.
5773 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5775 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5777 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5779 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5780 (nabstd2_fpr): Same.
5782 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5784 * expr.c (expand_assignment): Change complex type check.
5786 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5788 * doc/plugins.texi (Building GCC plugins): Added new section.
5790 2009-06-17 Ian Lance Taylor <iant@google.com>
5792 * c-pch.c (get_ident): Don't set size of templ array.
5793 (pch_init): Don't set size of partial_pch array.
5795 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5796 string constant to intialize an array whose size is the length of
5799 2009-06-17 Richard Guenther <rguenther@suse.de>
5801 PR tree-optimization/40389
5802 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5803 to addressable types.
5804 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5806 2009-06-17 Richard Guenther <rguenther@suse.de>
5809 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5810 if there is no evolution of left in the loop bail out.
5811 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5812 chrec_fold_multiply.
5814 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5815 Janis Johnson <janis187@us.ibm.com>
5818 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5819 for the symbol ref of a constant that is the source of a move
5820 - nor for any other not-obvious-label-ref constants.
5822 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5824 * plugin.c (position_pass): Skip newly inserted pass during list
5825 traversal to avoid repeated insertion.
5827 2009-06-16 Ian Lance Taylor <iant@google.com>
5829 * vec.h (VEC_stack_alloc): Define different version if
5830 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5831 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5832 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5833 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5835 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5837 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5839 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5840 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5841 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5842 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5843 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5844 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5845 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5846 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5847 __builtin_ia32_rdtscp.
5848 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5849 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5850 and __builtin_ia32_rorhi.
5851 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5852 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5853 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5854 (ix86_expand_args_builtin): Likewise.
5855 (ix86_expand_special_args_builtin): Likewise.
5857 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5858 (UNSPECV_RDTSC): Likewise.
5859 (UNSPECV_RDPMC): Likewise.
5860 (*bsr): Renamed to ...
5862 (*bsr_rex64): Renamed to ...
5866 (*rdpmc_rex64): Likewise.
5869 (*rdtsc_rex64): Likewise.
5871 (*rdtscp): Likewise.
5872 (*rdtscp_rex64): Likewise.
5874 * config/i386/ia32intrin.h: New.
5876 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5878 2009-06-16 Ian Lance Taylor <iant@google.com>
5880 * ira-build.c (copy_info_to_removed_store_destinations):
5881 Initialize parent_a.
5883 2009-06-16 Ian Lance Taylor <iant@google.com>
5885 * c-decl.c (grokdeclarator): Change size_varies to bool.
5887 2009-06-16 Ian Lance Taylor <iant@google.com>
5889 * sel-sched.c: Make forward declarations of move_op_hooks and
5890 fur_hooks explicitly extern.
5892 2009-06-16 Ian Lance Taylor <iant@google.com>
5894 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5895 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5897 2009-06-16 Ian Lance Taylor <iant@google.com>
5899 * resource.c (mark_referenced_resources): Change
5900 include_delayed_effects parameter to bool. Change all callers.
5901 (mark_end_of_function_resources): Likewise.
5902 * reorg.c (insn_references_resource_p): Likewise.
5903 (insn_sets_resource_p): Likewise.
5904 * resource.h (mark_referenced_resources): Update declaration.
5905 (mark_end_of_function_resources): Update declaration.
5907 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5909 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5911 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5913 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5914 GCC can bootstrap on AIX with GNU Binutils 2.20.
5916 2009-06-16 Ian Lance Taylor <iant@google.com>
5918 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5920 2009-06-16 Ian Lance Taylor <iant@google.com>
5922 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5923 inline, not extern inline.
5924 (exact_log2): Likewise.
5925 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5927 (exact_log2): Likewise, but don't test CTZ_HWI.
5929 2009-06-16 Ian Lance Taylor <iant@google.com>
5931 * bitmap.c (bitmap_clear): Don't declare as inline.
5932 * gimple.c (gimplify_assign): Likewise.
5933 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5934 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5935 (sched_scan_info): Remove duplicate definition.
5937 2009-06-16 Ian Lance Taylor <iant@google.com>
5939 * c-common.c (skip_evaluation): Don't define.
5940 (c_inhibit_evaluation_warnings): Define global variable.
5941 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5942 than skip_evaluation.
5943 (convert_and_check, warn_for_div_by_zero): Likewise.
5944 * c-common.h (skip_evaluation): Don't declare.
5945 (c_inhibit_evaluation_warnings): Declare.
5946 * c-parser.c (c_parser_typeof_specifier): Set
5947 c_inhibit_evaluation_warnings rather than skip_evaluation.
5948 (c_parser_conditional_expression): Likewise.
5949 (c_parser_binary_expression): Likewise.
5950 (c_parser_sizeof_expression): Likewise.
5951 (c_parser_alignof_expression): Likewise.
5952 * c-typeck.c (build_indirect_ref): Check
5953 c_inhibit_evaluation_warnings rather than skip_evaluation.
5954 (build_conditional_expr, build_binary_op): Likewise.
5956 2009-06-16 Richard Guenther <rguenther@suse.de>
5958 * tree-ssa-alias.c (is_escape_site): Remove.
5959 * tree-ssa-alias.h (enum escape_type): Remove.
5960 (is_escape_site): Likewise.
5961 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5962 via casts and asms without deferring to is_escape_site.
5964 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5967 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5968 use gen_lowpart if op0 has complex mode.
5970 2009-06-16 Richard Guenther <rguenther@suse.de>
5972 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5973 variables add them to ESCAPED.
5974 (find_func_aliases): Do not make all indirectly stored values escaped.
5976 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5978 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5981 2009-06-16 Martin Jambor <mjambor@suse.cz>
5983 PR tree-optimization/40432
5984 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5985 check whether we need to force gimple register operand.
5987 2009-06-16 Martin Jambor <mjambor@suse.cz>
5989 PR tree-optimization/40413
5990 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5991 build_ref_for_offset.
5992 (propagate_subacesses_accross_link): Fix a typo in a comment.
5994 2009-06-16 Ira Rosen <irar@il.ibm.com>
5996 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5997 with additional parameter.
5998 * tree-vectorizer.h (enum vect_def_type): Add new value
6000 (enum vect_relevant): Add comments.
6001 (vect_is_simple_reduction): Add new argument.
6002 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
6003 Detect nested cycles.
6004 (vect_is_simple_reduction): Update documentation, add an argument to
6005 distinguish inner-loop reduction from nested cycle, detect nested
6006 cycles, fix printings and indentation, don't swap operands in case
6008 (get_initial_def_for_reduction): Handle subtraction.
6009 (vect_create_epilog_for_reduction): Add new argument to specify
6011 (vect_finalize_reduction): Handle subtraction, fix comments.
6012 (vectorizable_reduction): Handle nested cycles. In case of nested
6013 cycle keep track of the reduction variable position. Call
6014 vect_is_simple_reduction with additional parameter. Use original
6015 statement code in reduction epilogue for nested cycle. Call
6016 vect_create_epilog_for_reduction with additional parameter.
6017 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6018 inner-loop vectorization.
6019 (vect_recog_widen_sum_pattern): Likewise.
6020 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6022 (vect_mark_stmts_to_be_vectorized): Likewise.
6023 (vect_get_vec_def_for_operand): Handle nested cycles.
6025 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6027 * doc/invoke.texi (Debugging Options): Fix option index entries
6028 for -fdump-statistics, -frandom-seed add entries for
6029 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6030 (FRV Options): Fix entries for -mTLS, -mtls.
6031 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6032 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6033 (M68hc1x Options): Fix @itemx for -mnominmax.
6034 (MCore Options): Fix entry for -mno-lsim.
6035 (MMIX Options): Fix entry for -mabi=mmixware.
6036 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6038 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6040 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6041 Mention the plugin mode of gengtype.
6042 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6043 * gengtype.c: Updated copyright.
6044 (plugin_files, nb_plugin_files) Added new static variables.
6045 (measure_input_list) Care about plugin_files.
6046 (write_rtx_next): Added early return in plugin mode.
6047 (create_file): Updated copyright year in generated file. Added
6049 (oprintf): Added early return if NULL outf.
6050 (get_output_file_with_visibility): Care of plugin_files.
6051 (get_output_file_name): May return null.
6052 (write_local): Added early return.
6053 (put_mangled_filename): Ditto.
6054 (finish_root_table): Added check for base_files.
6055 (write_roots): Care about null when plugins.
6056 (main): Added plugin mode.
6058 2009-06-15 Ian Lance Taylor <iant@google.com>
6060 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6061 * gcov.c (read_count_file): Add braces around variables declared
6064 * c.opt (Wjump-misses-init): New warning.
6065 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6066 -Wall and -Wc++-compat if not already set.
6067 (c_common_post_options): Clear warn_jump_misses_init if it was not
6069 * c-decl.c (struct c_binding): Change type field to a union with
6070 new label field. Make it the first field in the struct. Update
6071 references to type to use u.type instead.
6072 (struct c_spot_bindings): Define.
6073 (struct c_goto_bindings): Define.
6074 (c_goto_bindings_p): Define, along with VECs.
6075 (struct c_label_vars): Define.
6076 (struct c_scope): Add has_label_bindings field.
6077 (bind_label, set_spot_bindings): New static functions.
6078 (decl_jump_unsafe, update_spot_bindings): New static functions.
6079 (update_label_decls): New static function.
6080 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6081 Update binding u.label field to shadowed field.
6082 (c_binding_start_stmt_expr): New function.
6083 (c_binding_end_stmt_expr): New function.
6084 (pushdecl): Don't call c_begin_vm_scope.
6085 (make_label): Add defining and p_label_vars parameters. Change
6087 (lookup_label): Correct test for whether a label has not yet been
6088 defined. Call bind_label rather than bind.
6089 (warn_about_goto): New static function.
6090 (lookup_label_for_goto): New function.
6091 (declare_label): Call bind_label rather than bind.
6092 (check_earlier_gotos): New static function.
6093 (define_label): Don't give errors about jumping into statement
6094 expressions or scopes of variably modified types. Call
6095 set_spot_bindings and check_earlier_gotos. Call bind_label
6096 instead of bind. Don't set label_context_stack_se or
6097 label_context_stack_vm.
6098 (c_get_switch_bindings): New function.
6099 (c_release_switch_bindings): New function.
6100 (c_check_switch_jump_warnings): New function.
6101 (start_function): Don't set label_context_stack_se or
6102 label_context_stack_vm.
6103 (finish_function): Likewise.
6104 * c-typeck.c (label_context_stack_se): Don't define.
6105 (label_context_stack_vm): Don't define.
6106 (c_finish_goto_label): Call lookup_label_for_goto rather than
6107 lookup_label. Don't give errors about jumping into a statement
6108 expression or the scope of a variably modified type. Don't set
6109 label_context_stack_se or label_context_stack_vm.
6110 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6111 fields. Add bindings field.
6112 (c_start_case): Don't set deleted fields. Set bindings field.
6113 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6114 or blocked_vm. Call c_check_switch_jump_warnings.
6115 (c_finish_case): Don't test blocked_stmt_expr field. Call
6116 c_release_switch_bindings.
6117 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6118 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6119 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6120 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6121 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6122 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6123 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6124 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6125 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6126 (C_DECL_UNJUMPABLE_VM): Don't define.
6127 (C_DECL_UNDEFINABLE_VM): Don't define.
6128 (struct c_label_list): Don't define.
6129 (struct c_label_context_se): Don't define.
6130 (struct c_label_context_vm): Don't define.
6131 (struct c_spot_bindings): Declare.
6132 (c_bindings_start_stmt_expr): Declare.
6133 (c_bindings_end_stmt_expr): Declare.
6134 (lookup_label_for_goto): Declare.
6135 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6136 (c_check_switch_jump_warnings): Declare.
6137 (label_context_stack_se, label_context_stack_vm): Don't declare.
6138 (c_finish_goto_label): Update declaration.
6139 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6140 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6141 (Warning Options): Document -Wjump-misses-init.
6143 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6145 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6148 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6150 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6152 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6154 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6156 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6158 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6160 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6162 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6163 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6164 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6165 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6166 * dwarf2asm.c (dw2_force_const_mem): Update call to
6168 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6169 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6170 * langhooks.c (lhd_comdat_group): Remove.
6171 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6172 * tree.h (DECL_COMDAT_GROUP): New.
6173 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6174 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6175 (make_decl_one_only): Change signature.
6176 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6178 (make_decl_one_only): Change signature.
6179 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6181 2009-06-15 Richard Guenther <rguenther@suse.de>
6184 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6186 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6188 * tree-ssa-math-opts.c: Remove extra divide.
6190 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6192 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6194 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6196 * passes.c: Add bswap pass.
6197 * tree-pass.h: Add pass_optimize_bswap declaration.
6198 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6199 Include rtl.h, expr.h and optabs.h for optab_handler check.
6200 (struct symbolic_number, pass_optimize_bswap): New definition.
6201 (do_shift_rotate, verify_symbolic_number_p): New functions.
6202 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6203 (gate_optimize_bswap): New function.
6204 * tree.c (widest_int_cst_value): New function.
6205 * tree.h (widest_int_cst_value): Prototype added.
6207 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6209 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6210 REG_EQUAL/REG_EQUIV notes.
6212 2009-06-14 Richard Guenther <rguenther@suse.de>
6215 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6216 has its address taken if NRV was applied and it is addressable.
6217 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6218 function split out from ...
6219 (get_constraint_for_1): ... here.
6220 (handle_rhs_call): Use it to mark the return slot escaped if
6221 it is addressable and NRV was applied.
6223 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6225 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6226 Change first argument type to location_t.
6227 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6228 Do not set input_location.
6229 Use loc instead of input_location throughout.
6231 2009-06-13 Richard Guenther <rguenther@suse.de>
6233 PR tree-optimization/40421
6234 * tree-predcom.c (should_unroll_loop_p): Remove.
6235 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6237 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6239 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6240 Add location argument.
6242 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6244 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6246 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6247 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6248 * config/spu/spu-protos.h: Add location to
6249 spu_resolve_overloaded_builtin.
6250 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6251 spu_build_builtin_va_list.
6252 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6253 argument. Pass location to build_function_call_vec.
6254 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6256 (emit_fpu_switch): Same.
6257 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6258 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6259 to build_decl and create_artificial_label.
6260 (xtensa_gimplify_va_arg_expr): Same.
6261 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6262 (xstormy16_gimplify_va_arg_expr): Same.
6263 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6264 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6265 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6266 (mips16_build_function_stub): Same.
6267 (mips16_build_call_stub): Same.
6269 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6272 * arm/constraints.md (Pa, Pb): New constraints.
6273 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6274 split pattern to deal with them.
6276 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6278 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6279 fix index entry for -Xpreprocessor.
6281 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6283 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6284 Add location argument to build_decl call.
6285 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6286 (rs6000_init_builtins): Same.
6287 (spe_init_builtins): Same.
6288 (rs6000_gimplify_va_arg): Add location argument to
6289 create_artificial_label call.
6291 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6293 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6294 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6295 * Makefile.in: Fix GGC dependency for gcse.o.
6297 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6299 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6300 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6301 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6303 * c-parser.c (c_parser_binary_expression): Use current column while
6304 building binary operations.
6305 * common.opt (fshow-column): Enable by default.
6306 * tree-vrp.c (check_array_ref): Use warning_at.
6307 (check_array_bounds): Use location from call back if expr has no
6309 * tree.h: Add location argument to maybe_fold_*.
6310 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6311 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6312 (maybe_fold_offset_to_component_ref): Same.
6313 (maybe_fold_offset_to_reference): Same.
6314 (maybe_fold_offset_to_address): Same.
6315 (maybe_fold_stmt_indirect): Same.
6316 (maybe_fold_stmt_addition): Same.
6317 (fold_stmt_r): Pass location to maybe_fold_*.
6318 (fold_gimple_assign): Same.
6319 * c-tree.h: Add location argument to finish_decl,
6320 default_function_array_conversion, store_init_value.
6321 * c-decl.c (define_label): Use error_at.
6322 (c_make_fname_decl): Pass location to finish_decl.
6323 (finish_decl): New location argument.
6324 (build_compound_literal): Pass location to store_init_value.
6325 (grokdeclarator): Pass location to finish_decl.
6327 * c-typeck.c (array_to_pointer_conversion): New location argument.
6328 (function_to_pointer_conversion): Same.
6329 (default_function_array_conversion): Same.
6330 (parser_build_unary_op): Pass location to overflow_warning.
6331 (parser_build_binary_op): Same. Use warning_at.
6332 (build_unary_op): Pass location to array_to_pointer_conversion.
6333 (build_c_cast): Pass location to digest_init.
6334 (build_modify_expr): New location argument.
6335 (convert_for_assignment): Same.
6336 (store_init_value): Same.
6337 (digest_init): Same.
6338 (output_init_element): Pass location to digest_init and
6339 array_to_pointer_conversion.
6340 (c_finish_return): Pass location to convert_for_assignment.
6341 * gimplify.c (gimplify_conversion): Pass location to
6342 maybe_fold_offset_to_address.
6343 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6344 to maybe_fold_stmt_addition.
6345 * c-omp.c (c_finish_omp_atomic): Pass new location to
6347 (c_finish_omp_for): Same.
6348 * c-common.c (overflow_warning): New argument.
6349 * c-common.h: New argument to build_modify_expr, overflow_warning.
6350 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6352 (c_parser_initializer): Pass location to
6353 default_function_array_conversion.
6354 (c_parser_initelt): Same.
6355 (c_parser_initval): Same.
6356 (c_parser_asm_operands): Same.
6357 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6358 (c_parser_conditional_expression): Same.
6359 (c_parser_binary_expression): Add location info to stack. Use it.
6360 (c_parser_unary_expression): Pass location to
6361 default_function_array_conversion, parser_build_unary_op,
6362 build_indirect_ref, c_parser_postfix_expression_after_primary.
6363 (c_parser_postfix_expression_after_primary): New location argument.
6365 (c_parser_expression_conv): Pass location to
6366 default_function_array_conversion.
6367 (c_parser_expr_list): Same.
6368 (c_parser_omp_atomic): Same.
6369 (c_parser_omp_for_loop): Same.
6370 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6371 (build_array_declarator): New argument.
6372 * c-decl.c (build_array_declarator): Add location argument.
6373 (grokdeclarator): Set id_loc for cdk_array.
6374 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6375 build_array_declarator.
6376 * tree.c (build_omp_clause): Add location argument.
6377 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6378 (OMP_CLAUSE_LOCATION): New macro.
6379 (struct tree_omp_clause): Add location field.
6380 (build_omp_clause): Add argument.
6381 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6382 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6384 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6385 (cp_parser_omp_clause_collapse): Same.
6386 (cp_parser_omp_clause_default): Same.
6387 (cp_parser_omp_clause_if): Same.
6388 (cp_parser_omp_clause_nowait): Same.
6389 (cp_parser_omp_clause_num_threads): Same.
6390 (cp_parser_omp_clause_ordered): Same.
6391 (cp_parser_omp_clause_schedule): Same.
6392 (cp_parser_omp_clause_untied): Same.
6393 (cp_parser_omp_for_loop): Same.
6394 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6395 * c-tree.h (c_start_case): Add location argument.
6396 (c_process_expr_stmt): Same.
6397 (c_finish_goto_*): Same.
6398 * tree-parloops.c (initialize_reductions): Pass location to
6400 (create_parallel_loop): Same.
6401 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6402 (gfc_trans_omp_reduction_list): Same.
6403 (gfc_trans_omp_clauses): Same.
6404 (gfc_trans_omp_do): Same.
6405 * c-typeck.c (c_finish_goto_label): Same.
6406 (c_finish_goto_ptr): New location argument.
6407 (c_start_case): Same.
6408 (emit_side_effect_warnings): Same.
6409 (c_process_expr_stmt): Same.
6410 (c_finish_stmt_expr): Same.
6411 (c_finish_omp_clauses): Use error_at instead of error.
6412 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6414 * c-omp.c (c_split_parallel_clauses): New location argument.
6415 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6416 to build_omp_clause.
6417 (convert_local_reference_stmt): Same.
6418 (convert_gimple_call): Same.
6419 * c-common.h (c_split_parallel_clauses): New argument.
6420 * c-parser.c (c_parser_statement_after_labels): Pass location to
6421 c_finish_goto_label.
6422 (c_parser_switch_statement): Pass location to c_start_case.
6423 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6424 and c_process_expr_stmt.
6425 (c_parser_omp_variable_list): Add location argument.
6426 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6427 (c_parser_omp_clause_default): Same.
6428 (c_parser_omp_clause_if): Same.
6429 (c_parser_omp_clause_num_threads): Same.
6430 (-c_parser_omp_clause_ordered): Same.
6431 (c_parser_omp_clause_reduction): Pass location to
6432 c_parser_omp_variable_list.
6433 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6434 (c_parser_omp_clause_untied): Same.
6435 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6436 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6438 * c-tree.h (check_for_loop_decls, undeclared_variable,
6439 build_component_ref, build_array_ref, build_external_ref,
6440 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6441 build_conditional_expr, build_compound_expr, c_cast_expr,
6442 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6443 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6445 * c-semantics.c (build_stmt): Same.
6446 (build_case_label): Same.
6447 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6448 (undeclared_variable): New argument.
6450 (lookup_label): Pass location on down.
6451 (define_label): Same.
6452 (finish_decl): Same.
6453 (build_compound_literal): Same.
6454 (finish_struct): Same.
6455 (finish_function): Do not set location here.
6456 (check_for_loop_decls): New argument.
6457 * tree.c (save_expr): Set location.
6458 (build_empty_stmt): New argument.
6459 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6460 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6461 * builtins.c (gimplify_va_arg_expr): Use locations.
6462 (expand_builtin_sync_operation): Same.
6463 * c-typeck.c (build_component_ref): New argument.
6464 (build_array_ref): Same.
6465 (build_external_ref): Same.
6466 (c_expr_sizeof_expr): Same.
6467 (c_expr_sizeof_type): Same.
6468 (parser_build_unary_op): Same.
6469 (build_conditional_expr): Same.
6470 (build_compound_expr): Pass location on down.
6471 (build_compound_expr): New argument.
6472 (build_c_cast): Same.
6473 (c_cast_expr): Same.
6474 (build_asm_expr): Same.
6475 (c_finish_return): Same.
6476 (c_process_expr_stmt): Pass location on down.
6477 (c_finish_stmt_expr): New argument.
6478 (push_clenaup): Same.
6479 (c_finish_omp_parallel): Same.
6480 (c_finish_omp_task): Same.
6481 * gimplify.c (gimplify_call_expr): Pass location on down.
6482 * c-omp.c (c_finish_omp_master): New argument.
6483 (c_finish_omp_critical): Same.
6484 (c_finish_omp_ordered): Same.
6485 (c_finish_omp_barrier): Same.
6486 (-c_finish_omp_taskwait): Same.
6487 (c_finish_omp_atomic): Same.
6488 (c_finish_omp_flush): Same.
6489 * tree-inline.c (copy_tree_body_r): Pass location on down.
6490 (inline_forbidden_p): Remove use of input_location.
6491 * c-gimplify.c (c_build_bind_expr): New argument.
6492 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6493 (c_sizeof_or_alignof_type): New argument.
6494 (c_alignof_expr): Same.
6495 (build_va_arg): Same.
6496 (c_add_case_label): Same.
6497 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6498 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6499 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6500 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6501 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6502 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6504 * stub-objc.c (objc_build_selector_expr): Same.
6505 (objc_build_throw_stmt): Same.
6506 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6507 (c_parser_initelt): Same.
6508 (c_parser_compound_statement): Same.
6509 (c_parser_compound_statement_nostart): Same.
6510 (c_parser_label): Same.
6511 (c_parser_statement_after_labels): Same.
6512 (c_parser_if_body): Same.
6513 (c_parser_else_body): Same.
6514 (c_parser_if_statement): Same.
6515 (c_parser_switch_statement): Same.
6516 (c_parser_while_statement): Same.
6517 (c_parser_do_statement): Same.
6518 (c_parser_for_statement): Same.
6519 (c_parser_asm_statement): Same.
6520 (c_parser_conditional_expression): Same.
6521 (c_parser_binary_expression): Same.
6522 (c_parser_cast_expression): Same.
6523 (c_parser_unary_expression): Same.
6524 (c_parser_sizeof_expression): Same.
6525 (c_parser_alignof_expression): Same.
6526 (c_parser_postfix_expression): Same.
6527 (c_parser_expression): Same.
6528 (c_parser_objc_receiver): Same.
6529 (c_parser_omp_variable_list): Same.
6530 (c_parser_omp_structured_block): Same.
6531 (c_parser_omp_atomic): New argument.
6532 (c_parser_omp_barrier): Same.
6533 (c_parser_omp_critical): Same.
6534 (c_parser_omp_flush): Pass location on down.
6535 (c_parser_omp_for_loop): New argument.
6536 (c_parser_omp_for): Same.
6537 (c_parser_omp_master): Same.
6538 (c_parser_omp_ordered): Same.
6539 (c_parser_omp_sections_scope): Same.
6540 (c_parser_omp_sections): Same.
6541 (c_parser_omp_parallel): Same.
6542 (c_parser_omp_single): Same.
6543 (c_parser_omp_task): Same.
6544 (c_parser_omp_taskwait): Pass location on down.
6545 (c_parser_omp_construct): Same.
6546 (c_parser_omp_threadprivate): Same.
6547 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6548 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6549 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6550 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6551 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6552 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6553 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6554 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6555 config/i386/i386.c, stmt.c:
6556 Add location argument to the following function definitions and/or
6557 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6558 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6559 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6560 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6561 do_case, c_finish_bc_stmt, build_compound_literal,
6562 build_function_call.
6563 * c-decl.c (build_compound_literal): Add location argument.
6564 Make all diagnostic calls use location.
6565 (start_struct): Same.
6566 (finish_struct): Same.
6568 (build_enumerator): Same.
6569 (start_function): Same.
6570 (grokdeclarator): Make all diagnostic calls use location.
6571 (store_parm_decls_oldstyle): Same.
6572 * c-typeck.c (build_function_call): Add location argument.
6573 Make all diagnostic calls use location.
6575 (c_finish_bc_stmt): Same.
6576 * tree-nested.c (get_trampoline_type): Add argument.
6577 Pass location to build_decl.
6578 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6579 * rtl.h (RTL_LOCATION): New.
6580 * c-common.c (c_add_case_label): Add location argument.
6581 Make all diagnostic calls use location.
6582 * c-common.h: Add location argument to make_fname_decl, do_case,
6583 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6584 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6585 Set it appropriately for every case. Pass enum_loc to start_enum
6586 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6588 (c_parser_struct_or_union_specifier): Save location. Use it for
6589 start_struct, finish_struct, and parser_xref_tag.
6591 2009-06-12 Ian Lance Taylor <iant@google.com>
6593 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6595 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6596 cpp_opts->warn_cxx_operator_names.
6598 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6601 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6602 is returns NULL and OP is a VCE, look through the VCE.
6604 2009-06-12 Ian Lance Taylor <iant@google.com>
6607 * collect2.c (main): Use CONST_CAST2 in code inside #if
6608 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6610 2009-06-12 Joey Ye <joey.ye@intel.com>
6613 * cfgexpand.c (get_decl_align_unit): Update
6614 max_used_stack_slot_alignment with align instead of
6615 stack_alignment_needed.
6617 * function.c (assign_stack_local_1): Update
6618 max_used_stack_slot_alignment with alignment_in_bits instead
6619 of stack_alignment_needed.
6620 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6623 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6625 * dwarf2out.c (last_var_location_insn): New variable.
6626 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6627 (dwarf2out_var_location): Don't record anything after last real
6628 insn. Only change labels if there were any real instructions
6629 in between last note and this one, or if changed sections.
6631 2009-06-11 Richard Henderson <rth@redhat.com>
6633 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6634 note when storing the frame pointer in a register.
6635 (FRP): Don't redefine to nothing for epilogue.
6636 (alpha_expand_epilogue): Mark register and sp restores.
6637 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6639 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6640 when gen_lowpart is needed.
6642 2009-06-11 Richard Henderson <rth@redhat.com>
6644 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6646 * dwarf2out.c (need_data_align_sf_opcode): New.
6647 (div_data_align): Move earlier.
6648 (def_cfa_1, reg_save): Use it.
6650 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6652 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6653 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6654 (ix86_handle_option): Handle OPT_mcrc32.
6655 (ix86_target_string): Add -mcrc32.
6656 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6658 * config/i386/i386.h (TARGET_CRC32): New.
6660 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6661 (sse4_2_crc32di): Likewise.
6663 * config/i386/i386.opt (mcrc32): New.
6665 * doc/invoke.texi: Document -mcrc32.
6667 2009-06-11 Richard Henderson <rth@redhat.com>
6669 * common.opt (gdwarf-): Accept a version number.
6670 * doc/invoke.texi (gdwarf-): Update docs.
6671 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6672 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6673 version level, and record it.
6675 * dwarf2.h (DW_CIE_VERSION): Remove.
6676 * dwarf2out.c (DWARF_VERSION): Remove.
6677 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6678 (output_call_frame_info): Use CIE version 3 for dwarf3,
6679 or if the return register column is out of range for version 1.
6680 (dwarf_stack_op_name): Add all dwarf3 values.
6681 (DEBUG_PUBTYPES_SECTION): New.
6682 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6683 encoding change for dwarf3.
6684 (output_die) [dw_val_class_die_ref]: Likewise.
6685 (output_compilation_unit_header): Emit correct version for dwarf3.
6686 (output_line_info): Likewise.
6687 (output_pubnames): Update for DWARF_VERSION removal.
6688 (output_aranges): Likewise.
6689 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6690 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6691 (dwarf2out_finish): Likewise.
6693 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6695 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6698 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6701 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6702 * builtins.c (expand_builtin_unreachable): New function.
6703 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6704 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6705 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6707 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6708 searching for missing barriers.
6710 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6712 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6713 when -fprofile-generate* was passed.
6714 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6716 2009-06-11 Anthony Green <green@moxielogic.com>
6718 * config/moxie/moxie.md: Define length attribute for all instructions.
6720 (*b<cond:code>): Support limited branch ranges for new PC-relative
6721 branch instructions.
6722 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6724 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6726 * config/i386/i386.c (min_insn_size): Use get_attr_length
6727 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6730 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6731 instead of emit_insn_before.
6733 2009-06-10 Ian Lance Taylor <iant@google.com>
6736 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6739 2009-06-10 Revital Eres <eres@il.ibm.com>
6741 * passes.c (init_optimization_passes): Reschedule
6742 predictive-commoning pass before complete unroll pass.
6744 2009-06-10 Martin Jambor <mjambor@suse.cz>
6746 * cgraph.c (cgraph_node_can_be_local_p): New function.
6747 (cgraph_make_node_local): New function.
6748 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6749 (cgraph_make_node_local): Declare.
6751 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6753 * tree.h (tree_base): Add packed_flag and user_align fields.
6754 Decrease size of spare field.
6755 (TYPE_USER_ALIGN): Use user_align from tree_base.
6756 (DECL_USER_ALIGN): Likewise.
6757 (TYPE_PACKED): Use packed_flag from tree_base.
6758 (DECL_PACKED): Likewise.
6759 (tree_type): Delete packed_flag and user_align fields. Widen
6760 precision field. Widen mode field and shuffle fields to align
6761 mode on an 8-bit boundary.
6762 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6763 Renumber decl_flag_* fields. Fix comments. Widen
6764 decl_common_unused field.
6765 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6766 (DECL_EXTERNAL): Likewise.
6767 (DECL_BIT_FIELD): Likewise.
6768 (DECL_NONADDRESSABLE_P): Likewise.
6769 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6770 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6772 2009-06-10 Ian Lance Taylor <iant@google.com>
6774 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6775 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6776 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6777 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6778 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6779 DEF_VEC_ALLOC_FUNC_P.
6780 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6781 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6782 DEF_VEC_ALLOC_FUNC_O.
6783 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6784 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6785 DEF_VEC_ALLOC_FUNC_I.
6786 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6787 (vec_stack_p_reserve_exact_1): Declare.
6788 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6789 (vec_stack_free): Declare.
6790 (VEC_stack_alloc): Define.
6791 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6792 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6793 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6794 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6796 (stack_vecs): New static variable.
6797 (vec_stack_p_reserve_exact_1): New function.
6798 (vec_stack_o_reserve_1): New static function.
6799 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6800 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6801 (vec_stack_free): New function.
6802 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6803 (VEC_df_ref_stack_alloc): Define.
6804 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6805 DEF_VEC_ALLOC_P_STACK.
6806 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6807 (struct df_collection_rec): Change _vec fields to VEC. Remove
6809 (df_free_collection_rec): Adjust for new fields.
6810 (df_insn_rescan): Use new df_collection_rec fields.
6811 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6812 (df_ref_create_structure, df_ref_record): Likewise.
6813 (df_get_conditional_uses, df_get_call_refs): Likewise.
6814 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6815 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6816 (df_record_exit_block_uses, df_bb_verify): Likewise.
6817 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6818 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6819 Remove count parameter. Change return type to void. Change all
6821 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6822 Remove count parameter. Change return type to void. Change all
6824 (df_install_refs): Change old_vec parameter to VEC. Remove count
6825 parameter. Change all callers.
6826 (df_install_mws): Change old_vec parameter to VEC. Remove count
6827 parameter. Change all callers.
6828 (df_refs_verify): Change new_rec parameter to VEC. Change call
6830 (df_mws_verify): Likewise.
6832 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6834 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6836 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6838 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6840 2009-06-10 Anthony Green <green@moxielogic.com>
6842 * config/moxie/crti.asm: New file.
6843 * config/moxie/crtn.asm: New file.
6844 * config/moxie/moxie.c: New file.
6845 * config/moxie/moxie.h: New file.
6846 * config/moxie/sfp-machine.h: New file.
6847 * config/moxie/moxie-protos.h: New file.
6848 * config/moxie/t-moxie: Created.
6849 * config/moxie/t-moxie-softfp: Created.
6850 * config/moxie/moxie.md: Created.
6851 * config/moxie/constraints.md: Created.
6852 * config.gcc: Add moxie support.
6853 * doc/md.texi (Machine Constraints): Add moxie constraints.
6854 * doc/contrib.texi (Contributors): Mention moxie port.
6855 * doc/install.texi (Specific): Mention the moxie port.
6857 2009-06-09 Ian Lance Taylor <iant@google.com>
6859 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6861 * optabs.c (optab_table): Only use designated initializers if
6862 HAVE_DESIGNATED_INITIALIZERS is defined.
6863 (convert_optab_table): Likewise.
6864 (init_optabs): Always call init_insn_codes if
6865 HAVE_DESIGNATED_INITIALIZERS is not defined.
6867 2009-06-09 Ian Lance Taylor <iant@google.com>
6869 * targhooks.c (default_builtin_vectorized_function): Change fn
6870 parameter to unsigned int.
6871 (default_builtin_vectorized_conversion): Change code parameter to
6873 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6874 * targhooks.h: Update declarations.
6875 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6876 parameter to unsigned int.
6878 * c-typeck.c (comptypes_check_enum_int): New static function.
6879 (comptypes_internal): Add enum_and_int_p parameter. Change all
6881 (comp_target_types): Add location parameter. Change all callers.
6882 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6884 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6885 (build_conditional_expr): Add colon_loc parameter. Change all
6887 (convert_for_assignment): Add location parameter. Change all callers.
6888 * c-parser.c (c_parser_conditional_expression): Pass location of
6889 colon to build_conditional_expr.
6890 * c-tree.h (build_conditional_expr): Update declaration.
6892 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6894 * graphite.c: Revert previous patch.
6896 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6899 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6901 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6903 * tree-ssa-loop-prefetch.c
6904 (loop_prefetch_arrays): Fixed a portability problem in printf format
6907 2009-06-09 Martin Jambor <mjambor@suse.cz>
6909 PR tree-optimization/40351
6910 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6911 refrence to a potential artifical subaccess can be constructed.
6913 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6915 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6916 (sh_override_options): Likewise.
6917 * config/sh/sh.c: Include params.h.
6918 (sh_optimization_options): New.
6919 (sh_override_options): Likewise.
6920 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6921 (OVERRIDE_OPTIONS): Use sh_override_options.
6923 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6925 * dwarf2out.c (emit_cfa_remember): New variable.
6926 (add_fde_cfi): If emit_cfa_remember, recurse to add
6927 DW_CFA_remember_state first.
6928 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6929 instead just set emit_cfa_remember.
6931 2009-06-08 Jan Hubicka <jh@suse.cz>
6934 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6936 2009-06-08 Jan Hubicka <jh@suse.cz>
6939 * cgraphunit.c (save_inline_function_body): Do not copy transform
6940 hooks for saved inline bodies.
6941 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6944 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6946 * jump.c (returnjump_p): Handle delayed branches. Add missing
6949 2009-06-08 Jan Hubicka <jh@suse.cz>
6952 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6953 original node might've been modified.
6954 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6956 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6958 * tree-object-size.c (addr_object_size): Add OSI argument.
6959 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6960 (compute_builtin_object_size, expr_object_size): Adjust callers.
6961 (plus_stmt_object_size): Call addr_object_size instead of
6962 compute_builtin_object_size.
6964 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6965 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6967 * tree-ssa-loop-prefetch.c
6968 (gather_memory_references): Introduced a counter for the number of
6970 (anything_to_prefetch_p): Introduced a counter for the number of
6972 (is_loop_prefetching_profitable): New function with a cost model
6974 (loop_prefetch_arrays): Use the new cost model to determine if
6975 prefetching is profitable.
6976 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6977 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6978 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6979 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6980 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6981 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6983 2009-06-08 Michael Matz <matz@suse.de>
6986 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6987 partitions use the same.
6988 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6989 for basevars of SSA_NAMEs.
6990 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6991 to not expand them twice.
6992 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6995 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6997 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6998 (fdump-final-insns=, gtoggle): New.
6999 * doc/invoke.texi: Document them.
7000 * final.c (rest_of_clean_state): Dump final insn stream.
7001 * gcc.c (invoke_as): Hook in -fcompare-debug.
7002 (static_spec_functions): Add compare-debug-dump-opt,
7003 compare-debug-self-opt and compare-debug-auxbase-opt.
7004 (compare_debug, compare_debug_second, compare_debug_opt): New.
7005 (switches_debug_check, n_switches_debug_check): New.
7006 (debug_auxbase_opt, debug_check_temp_file): New.
7007 (process_command): Handle -fno-compare-debug, -fcompare-debug and
7009 (do_self_spec): Handle arguments after switches.
7010 (do_spec_1): Add .gk extension to temp file basenames for compare.
7011 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7012 (cc1_options): Use it instead of normal auxbase computation for
7013 the second compare-debug compilation.
7014 (compare_files): New.
7015 (main): Set up and implement compare debug mode.
7016 (compare_debug_dump_opt_spec_function): New.
7017 (compare_debug_self_opt_spec_function): New.
7018 (compare_debug_auxbase_opt_spec_function): New.
7019 * toplev.c (process_options): Handle flag_gtoggle,
7020 flag_dump_final_insns.
7021 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7022 during -fcompare-debug-second compilation.
7024 2009-06-07 Ian Lance Taylor <iant@google.com>
7026 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7027 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7029 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7030 with no default node. Change warning with %H to warning_at.
7031 Don't clear warn_switch around case checking.
7032 * doc/invoke.texi (Warning Options): Clarify distinction between
7033 -Wswitch and -Wswitch-enum.
7035 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7037 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7039 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7041 * gbl-ctors.h: Add header guard.
7043 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7045 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7046 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7047 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7048 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7049 prototypes for removed functions.
7050 (expressions_equal_p): Move to ...
7051 * tree-ssa-sccvn.h: ... here and ...
7052 * matrix-reorg.c: ... adjust includes.
7054 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7056 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7058 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7060 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7061 (finish_function): Remove erroneous whitespace.
7063 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7065 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7066 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7068 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7070 * errors.c (internal_error): Commentary typo fix.
7071 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7072 * tree-ssa-pre.c: Ditto.
7074 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7076 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7077 them is supposed to hold actual statements.
7079 2009-06-06 Ian Lance Taylor <iant@google.com>
7081 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7082 empty statements can now have attributes.
7084 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7086 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7087 * config/mips/mips.md: Ditto.
7089 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7091 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7093 (__eabi_uconvert): Likewise.
7095 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7097 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7098 CFI_* definitions with IN_GCC.
7100 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7102 * xcoffout.h (xcoffout_source_line): Update prototype.
7104 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7106 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7107 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7109 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7112 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7113 inlined_function_outer_scope_p blocks for artificial inlines
7115 * tree.c (tree_nonartificial_location): Rewrite using
7116 block_nonartificial_location.
7118 2009-06-05 Revital Eres <eres@il.ibm.com>
7119 Leehod Baruch <leehod@il.ibm.com>
7121 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7122 (expand_expr_real_1): Remove comment.
7123 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7124 Vectorize misaligned access when the target supports it.
7125 (vect_supportable_dr_alignment): Check for unaligned access support.
7126 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7129 2009-06-05 Julian Brown <julian@codesourcery.com>
7131 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7132 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7134 2009-06-05 Richard Guenther <rguenther@suse.de>
7137 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7140 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7142 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7143 (save_gprs): Don't tell unwinder when a global register is saved.
7144 (s390_emit_epilogue): Emit needed epilogue unwind info.
7146 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7148 * dwarf2out.c (deferred_asm_name): New.
7149 (add_name_and_src_coords_attributes): Defer creation of
7150 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7152 (move_linkage_attr): New.
7153 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7156 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7158 * tree-nested.c (finalize_nesting_tree_1): Declare the
7159 frame_decl in the binding tree.
7161 2009-06-04 Cary Coutant <ccoutant@google.com>
7163 * basic-block.h (struct basic_block_def): Add discriminator field.
7164 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7166 * debug.c (do_nothing_debug_hooks): Add additional entry.
7167 (debug_nothing_int_charstar_int): New function.
7168 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7169 (debug_nothing_int_charstar_int): New declaration.
7170 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7171 discriminator value in .loc directive.
7172 * final.c (last_discriminator): New variable.
7173 (discriminator): New variable.
7174 (final_start_function): Initialize above variables, pass current
7175 discriminator to debug hook.
7176 (notice_source_line): Check for discriminator change.
7177 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7178 * sdbout.c (sdbout_source_line): New parameter.
7179 * tree-cfg.c (struct locus_discrim_map): New structure type.
7180 (discriminator_per_locus): New hash table.
7181 (build_gimple_cfg): Allocate and free discriminator hash table.
7182 (make_edges): Call assign_discriminator.
7183 (locus_map_hash): New function.
7184 (locus_map_eq): New function.
7185 (next_discriminator_for_locus): New function.
7186 (same_line_p): New function.
7187 (assign_discriminator): New function.
7188 (make_cond_expr_edges): Call assign_discriminator.
7189 (make_gimple_switch_edges): Likewise.
7190 (first_non_label_stmt): New function.
7191 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7193 * xcoffout.c (xcoffout_source_line): Add new parameter.
7195 * configure.ac (gcc_cv_as_discriminator): New configury check for
7196 gas support for discriminator.
7197 * configure: Regenerate.
7198 * config.in: Regenerate.
7200 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7202 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7203 val after checking for integers.
7205 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7207 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7209 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7210 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7211 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7212 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7213 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7214 X64_SSE_REGPARM_MAX.
7215 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7216 X64_SSE_REGPARM_MAX.
7218 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7220 * gcc.c (report_times_to_file): New.
7221 (execute): Implement it.
7222 (process_command): Support -time=.
7223 * doc/invoke.texi: Document it.
7225 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7227 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7228 that have value exprs.
7230 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7232 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7233 declarations for constants until...
7234 (dw2_output_indirect_constant_1): ... this point.
7236 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7239 * arm.md (arm_addsi3): Don't try to split an add with an
7240 eliminable register until after reload has completed.
7242 2009-06-03 Ian Lance Taylor <iant@google.com>
7244 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7245 * genattrtab.c (write_length_unit_log): Likewise.
7246 * genchecksum.c (dosum): Likewise.
7247 * gengtype.c (write_rtx_next): Likewise.
7248 (finish_root_table, write_roots): Likewise.
7249 * gimple.c (gimple_ops_offset_): Likewise.
7250 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7251 * config/arc/arc.c (arc_attribute_table): Likewise.
7252 * config/arm/arm.c (arm_attribute_table): Likewise.
7253 * config/avr/avr.c (avr_attribute_table): Likewise.
7254 * config/crx/crx.c (crx_attribute_table): Likewise.
7255 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7256 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7257 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7258 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7259 * config/sh/sh.c (sh_attribute_table): Likewise.
7260 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7261 * config/spu/spu.c (spu_attribute_table): Likewise.
7262 * config/v850/v850.c (v850_attribute_table): Likewise.
7264 * config/alpha/alpha.c (vms_attribute_table): Make static.
7265 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7266 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7267 * config/mips/mips.c (mips_attribute_table): Likewise.
7269 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7271 (cc1-checksum.o): Likewise.
7273 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7275 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7277 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7279 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7280 insn if it is changing sp. Use gen_add3_insn instead of
7281 conditionally gen_addsi3 and gen_adddi3.
7282 (offset_below_red_zone_p): New static inline function.
7283 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7284 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7285 * config/rs6000/ppc-asm.h: Include auto-host.h.
7286 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7287 CFI_RESTORE): Define.
7288 * config/rs6000/crtresxgpr.asm: Add unwind info.
7289 * config/rs6000/crtresxfpr.asm: Likewise.
7290 * config/rs6000/crtresgpr.asm: Likewise.
7291 * config/rs6000/crtresfpr.asm: Likewise.
7292 * config/rs6000/crtsavgpr.asm: Likewise.
7293 * config/rs6000/crtsavfpr.asm: Likewise.
7295 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7296 argument of DWARF2_FRAME_REG_OUT macros.
7298 2009-06-03 Julian Brown <julian@codesourcery.com>
7300 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7301 words or less (including TImode) in core registers.
7303 2009-06-03 Richard Guenther <rguenther@suse.de>
7306 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7308 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7310 * statistics.c (statistics_counter_event): Do not record event
7311 in pass dump if its number == -1.
7312 (curr_statistics_hash): Add assert that we never get passes
7313 with static number == -1.
7315 2009-06-03 Richard Guenther <rguenther@suse.de>
7316 Andrey Belevantsev <abel@ispras.ru>
7318 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7319 non-BLKmode arrays addressable.
7321 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7323 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7324 * config/m68k/m68k.h: ... here.
7325 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7328 2009-06-03 Martin Jambor <mjambor@suse.cz>
7330 PR tree-optimization/40323
7331 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7334 2009-06-03 Richard Guenther <rguenther@suse.de>
7336 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7339 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7341 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7342 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7343 JUMP_TABLE_DATA_P where applicable.
7344 * config/sh/sh.c: Ditto.
7345 * config/sh/sh.h: Ditto.
7346 * config/sh/sh.md: Ditto.
7347 * config/sh/symbian.c: Ditto.
7349 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7351 * config/i386/driver-i386.c (describe_cache): Optimize
7352 concatenation of strings. Use snprintf instead of sprintf.
7353 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7354 target when not compiling with GCC.
7356 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7358 * config/sh/sh.c: Revert last change.
7359 (sh_expand_epilogue): Emit a blockage insn before the frame
7360 pointer adjustment unconditionally.
7362 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7364 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7365 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7366 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7367 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7368 to COLLECT_GCC_OPTIONS.
7370 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7372 * collect2.c (target_system_root): New variable.
7373 (main): Handle --sysroot=.
7374 (ignore_library): Strip the sysroot from the library path.
7376 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7378 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7379 (collect2.o): Depend on collect2-aix.h.
7380 (collect2-aix.o): New rule.
7381 * collect2-aix.h: New file.
7382 * collect2-aix.c: Likewise.
7383 * collect2.c: Include collect2-aix.h. Don't undefine
7384 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7385 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7386 Use TARGET_AIX_VERSION instead of _AIX51.
7387 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7388 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7389 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7390 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7391 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7393 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7395 * collect2.c (ignore_library): Avoid premature post-increment
7398 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7400 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7401 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7402 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7403 CROSS_DIRECTORY_STRUCTURE too.
7404 (LINK_LIBG_SPEC): Likewise.
7405 (LIB_SPEC): Add %R to sysroot paths.
7406 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7407 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7408 * config/rs6000/aix51.h: As for aix43.h.
7409 * config/rs6000/aix52.h: Likewise.
7410 * config/rs6000/aix53.h: Likewise.
7411 * config/rs6000/aix61.h: Likewise.
7412 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7413 to the beginning of sysroot paths.
7415 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7417 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7418 INSN_LISTs that are out of the REG_NOTE range.
7420 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7422 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7423 (struct var_to_expand): Likewise.
7424 (struct opt_info): Add head and tail for linked lists of the above.
7425 (analyze_insn_to_expand_var): Initialize next.
7426 (analyze_iv_to_split_insn): Likewise.
7427 (analyze_insns_in_loop): Create linked lists.
7428 (allocate_basic_variable): Simplify for use without hash table.
7429 (insert_var_expansion_initialization): Likewise, make it type-safer.
7430 (combine_var_copies_in_loop_exit): Likewise.
7431 (apply_opt_in_copies): Walk lists rather than hash tables.
7432 (release_var_copies): Simplified and inlined by hand into...
7433 (free_opt_info): ... this function.
7435 2009-06-02 Richard Guenther <rguenther@suse.de>
7437 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7440 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7442 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7443 only for builtins that are not overridden.
7445 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7447 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7450 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7452 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7454 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7456 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7458 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7460 * common.opt (fdump-unnumbered-links): New.
7461 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7462 * print-rtl.c (flag_dump_unnumbered_links): New.
7463 (print_rtx): Test it.
7465 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7467 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7468 push/pop multiple to 8-byte alignment.
7470 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7472 * config/i386/i386.c (queued_cfa_restores): New static variable.
7473 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7475 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7476 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7477 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7478 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7479 note unconditionally.
7480 (ix86_emit_restore_regs_using_mov): Likewise.
7481 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7482 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7483 it through to ix86_emit_restore_reg_using_pop.
7484 (ix86_emit_leave): Add RED_OFFSET argument. Call
7485 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7486 instead of adding REG_CFA_OFFSET note unconditionally.
7487 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7488 the above functions. Call ix86_add_queued_cfa_restore_notes when
7491 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7492 force output of the label even for dwarf2out_do_cfi_asm.
7493 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7494 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7495 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7497 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7498 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7499 dwarf2out_cfi_label callers.
7500 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7501 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7502 Adjust dwarf2out_cfi_label callers.
7503 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7505 * config/i386/i386.h (struct machine_cfa_state,
7506 struct machine_function): Guard with ifndef USED_FOR_TARGET
7507 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7510 * emutls.c (__emutls_get_address): Change arr->size to mean number
7511 of allocated arr->data entries instead of # of slots + 1.
7514 * recog.c (peep2_reinit_state): New function.
7515 (peephole2_init_state): Use it at the end of a basic block and also
7516 when seeing a RTX_FRAME_RELATED_P insn.
7518 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7520 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7521 fixuns_truncrfdi2): New.
7522 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7523 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7524 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7525 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7526 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7527 *recip_approx): Remove.
7528 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7529 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7530 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7532 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7535 2009-06-01 Ian Lance Taylor <iant@google.com>
7537 * attribs.c (register_attribute): Use CONST_CAST.
7538 * collect2.c (main): Use CONST_CAST2.
7539 (scan_prog_file): Likewise.
7540 * gcc.c (process_command, main): Likewise.
7541 * toplev.c (toplev_main): Likewise.
7543 * c-typeck.c (handle_warn_cast_qual): New static function,
7544 partially broken out of build_c_cast.
7545 (build_c_cast): Call handle_warn_cast_qual.
7546 * doc/invoke.texi (Warning Options): Document new effect of
7549 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7551 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7552 (diagnostic_report_current_module): Print columns.
7553 * common.opt (flag_show_column): Enable by default.
7555 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7557 * alias.c (find_base_term): Check for NULL term before returning.
7559 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7561 Revert due to PR40320:
7562 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7563 * calls.c (emit_library_call_value_1): Don't force_operand for move
7566 2009-06-01 Olivier Hainque <hainque@adacore.com>
7567 Eric Botcazou <ebotcazou@adacore.com>
7569 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7570 to be processed as a bitfield for constructor output purposes.
7571 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7573 * varasm.c (oc_local_state): New type, output_constructor
7574 local state to support communication with helpers.
7575 (oc_outer_state): New type, output_constructor outer state of
7576 relevance in recursive calls.
7577 (output_constructor_array_range): New output_constructor helper,
7578 extracted code for an array range element.
7579 (output_constructor_regular_field): New output_constructor helper,
7580 extracted code for an element that is not a bitfield.
7581 (output_constructor_bitfield): New output_constructor helper,
7582 extracted code for a bitfield element. Accept an OUTER state
7583 argument for recursive processing. Recurse on record or array
7584 CONSTRUCTOR values, possibly past noop conversions.
7585 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7586 VALUE is a valid constant-valued expression for use in a static
7587 bit-field initializer.
7588 (output_constructor): Rework to use helpers. Accept and honor an
7589 OUTER state argument for recursive calls. Return total size. Be
7590 prepared for nested constructors initializing bitfields.
7591 (output_constant): Feed OUTER in calls to output_constructor.
7593 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7595 * calls.c (emit_library_call_value_1): Don't force_operand for move
7598 2009-06-01 Nick Clifton <nickc@redhat.com>
7600 * doc/invoke.texi (IA-64 Options): Fix typo.
7602 2009-06-01 Ira Rosen <irar@il.ibm.com>
7604 PR tree-optimization/39129
7605 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7607 (vect_do_peeling_for_loop_bound): Use
7608 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7609 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7610 (vect_loop_versioning): Likewise.
7611 (vect_create_cond_for_alias_checks): Fix indentation.
7612 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7614 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7615 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7616 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7617 "control flow in loop".
7618 (vect_estimate_min_profitable_iters): Use
7619 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7620 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7621 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7622 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7623 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7624 statement belongs to a group of strided accesses with the exact code
7626 (vectorizable_load): Likewise.
7627 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7628 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7630 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7632 * config/freebsd-stdint.h: New file.
7633 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7634 Add freebsd-stdint.h to tm_file.
7636 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7638 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7639 (thumb2_extendhidi2): Likewise.
7641 2009-05-31 Ian Lance Taylor <iant@google.com>
7643 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7645 2009-05-31 Ian Lance Taylor <iant@google.com>
7647 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7648 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7649 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7651 2009-05-31 Jason Merrill <jason@redhat.com>
7653 * tree-pretty-print.c (print_call_name): Take the callee, not the
7654 call itself. Make non-static. Use dump_function_name for functions.
7655 (dump_generic_node): Adjust.
7656 * diagnostic.h: Declare print_call_name.
7657 * gimple-pretty-print.c (dump_gimple_call): Use it.
7659 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7661 * config/sh/sh.md (ashldi3_std): New define_expand.
7664 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7667 * config/sh/sh.c: Include debug.h.
7668 (sh_expand_epilogue): Emit a blockage insn before the frame
7669 pointer adjustment also when dwarf2out_do_frame returns true.
7671 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7673 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7674 (thumb2_extendqidi2): New pattern.
7676 2009-05-31 Ira Rosen <irar@il.ibm.com>
7678 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7679 mark phis for renaming.
7680 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7681 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7682 Call mark_sym_for_renaming.
7683 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7684 * tree-vect-loop.c (vect_transform_loop): Remove
7685 vect_memsyms_to_rename initialization and a call to
7686 mark_set_for_renaming.
7688 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7691 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7692 frame related even if !set_cfa && style < 0.
7694 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7696 * config/i386/mingw-tls.c: New file.
7697 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7698 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7699 defining _WIN32 but not __CYGWIN__.
7701 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7703 * configure.ac: Add MPC support.
7705 * config.in, configure: Regenerate.
7707 2009-05-29 Richard Henderson <rth@redhat.com>
7709 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7710 NOTE_INSN_BASIC_BLOCK.
7711 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7712 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7713 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7715 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7717 (add_cfi): Disable check redefining cfa away from drap.
7718 (lookup_cfa_1): Add remember argument; handle remember/restore.
7719 (lookup_cfa): Pass remember argument.
7720 (cfa_remember): New.
7721 (compute_barrier_args_size_1): Remove sibcall check.
7722 (dwarf2out_frame_debug_def_cfa): New.
7723 (dwarf2out_frame_debug_adjust_cfa): New.
7724 (dwarf2out_frame_debug_cfa_offset): New.
7725 (dwarf2out_frame_debug_cfa_register): New.
7726 (dwarf2out_frame_debug_cfa_restore): New.
7727 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7728 (dwarf2out_begin_epilogue): New.
7729 (dwarf2out_frame_debug_restore_state): New.
7730 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7731 DW_CFA_restore_state.
7732 (output_cfi_directive): Likewise.
7733 (convert_cfa_to_fb_loc_list): Likewise.
7734 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7735 * dwarf2out.h: Update.
7736 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7737 (copy_insn_1): Early out for null.
7738 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7739 and dwarf2out_frame_debug_restore_state.
7740 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7741 (prologue_insn_hash, epilogue_insn_hash): New.
7742 (free_after_compilation): Adjust freeing accordingly.
7743 (record_insns): Create hash table if needed; push insns into
7744 hash instead of array.
7745 (maybe_copy_epilogue_insn): New.
7746 (contains): Search hash table instead of array.
7747 (sibcall_epilogue_contains): Remove.
7748 (thread_prologue_and_epilogue_insns): Split eh_return insns
7749 and mark them as epilogues.
7750 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7751 scanning in terms of basic blocks.
7752 * insn-notes.def (CFA_RESTORE_STATE): New.
7753 * jump.c (returnjump_p_1): Accept EH_RETURN.
7754 (eh_returnjump_p_1, eh_returnjump_p): New.
7755 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7756 CFA_REGISTER, CFA_RESTORE): New.
7757 * rtl.def (EH_RETURN): New.
7758 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7760 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7761 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7763 * config/i386/i386.c (gen_push): Update cfa state.
7764 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7765 add a CFA_ADJUST_CFA note.
7766 (ix86_dwarf_handle_frame_unspec): Remove.
7767 (ix86_expand_prologue): Update cfa state.
7768 (ix86_emit_restore_reg_using_pop): New.
7769 (ix86_emit_restore_regs_using_pop): New.
7770 (ix86_emit_leave): New.
7771 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7772 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7773 * config/i386/i386.h (struct machine_cfa_state): New.
7774 (ix86_cfa_state): New.
7775 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7776 (eh_return_internal): Merge from eh_return_<mode>,
7777 use eh_return rtx, split w/ epilogue.
7779 2009-05-29 Ian Lance Taylor <iant@google.com>
7781 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7783 * calls.c (emit_library_call_value_1): Likewise.
7785 * c-typeck.c (c_build_va_arg): New function.
7786 * c-tree.h (c_build_va_arg): Declare.
7787 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7788 instead of build_va_arg.
7790 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7792 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7793 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7794 (ptr_difference_cost): Use affine combinations to compute it.
7795 (difference_cost): Likewise.
7796 (get_computation_cost_at): Compute more accurate cost for addresses
7797 if the ratio is a multiplier allowed in addresses.
7798 For non-addresses, consider that an additional offset or symbol is
7801 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7803 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7804 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7806 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7807 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7808 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7810 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7811 to 1 for TYPE_SSE{IADD1,CVT1}.
7812 (prefix_vex_imm8): Removed.
7813 (length_vex): Only pass 1 as second argument to
7814 ix86_attr_length_vex_default if prefix_extra is 0.
7815 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7816 (length): For prefix vex computation use length_immediate
7817 attribute instead of prefix_vex_imm8.
7818 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7819 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7820 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7821 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7822 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7823 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7824 a space in between the operands.
7825 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7826 if one operand is 0xff and the other one si, di, bp or sp.
7827 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7828 other one si, di, bp or sp.
7829 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7830 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7831 type and mode attributes.
7832 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7833 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7834 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7835 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7836 prefix_data16 attribute iff MODE_DF.
7837 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7838 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7839 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7840 constm128_operand in length_immediate computation.
7841 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7842 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7843 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7844 length_immediate attribute to 1.
7845 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7846 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7847 for certain alternatives.
7848 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7849 prefix_data16 attribute if MODE_V1DF.
7850 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7851 length_immediate to 1.
7852 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7853 length_address to 4, set mode attribute to MODE_DI.
7854 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7855 (fxam<mode>2_i387): Set length attribute to 4.
7856 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7857 *prefetch_3dnow_rex): Override length_address attribute.
7858 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7860 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7861 (constm128_operand): Removed.
7862 * config/i386/i386.c (memory_address_length): For
7863 disp && !index && !base in 64-bit mode account for SIB byte if
7864 print_operand_address can't optimize disp32 into disp32(%rip)
7865 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7866 for fs: or gs: segment.
7867 (ix86_attr_length_immediate_default): When checking if shortform
7868 is possible, truncate immediate to the length of the non-shortened
7870 (ix86_attr_length_address_default): Ignore MEM_P operands
7872 (ix86_attr_length_vex_default): Only check for DImode on
7873 GENERAL_REG_P operands.
7874 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7875 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7876 (sse_cvttps2pi): Clear prefix_rep attribute.
7877 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7879 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7880 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7881 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7882 iff operand 2 is const_int_operand.
7883 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7884 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7885 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7887 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7889 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7890 prefix_data16 attribute for movlpd and movhpd instructions.
7891 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7892 length_immediate for shufpd instruction.
7893 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7894 (avx_cmpp<avxmodesuffixf2c><mode>3,
7895 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7896 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7897 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7898 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7899 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7900 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7901 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7902 prefix_data16 attribute for the first alternative to 1.
7903 (*avx_loadlps): Override length_immediate for the first alternative.
7904 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7905 attributes for second alternative.
7906 (*vec_concatv2sf_sse4_1): Override length_immediate and
7907 prefix_data16 attributes for second alternative.
7908 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7909 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7910 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7911 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7912 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7913 prefix_data16 and length_immediate to 1.
7914 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7916 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7917 prefix_extra attribute for variants that don't have 0f prefix alone.
7918 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7919 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7920 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7921 *sse4_1_pextrd): Set length_immediate to 1.
7922 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7923 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7925 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7926 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7927 length_immediate to 1 for second alternative.
7928 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7929 prefix_extra and length_immediate attributes for the first
7931 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7933 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7934 to 1 for the first and third alternative.
7935 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7937 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7939 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7941 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7942 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7943 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7944 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7945 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7946 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7947 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7948 ssse3_psign<mode>3): Override prefix_rex attribute.
7949 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7950 (ssse3_palignrti): Override length_immediate to 1.
7951 (ssse3_palignrdi): Override length_immediate to 1, override
7952 prefix_rex attribute.
7953 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7954 (sse4a_extrqi): Override length_immediate to 2.
7955 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7956 (sse4a_insertq): Override prefix_data16 to 0.
7957 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7958 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7959 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7960 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7961 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7962 and length_immediate to 1.
7963 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7964 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7965 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7966 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7967 and length_immediate to 1.
7968 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7969 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7970 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7971 avx_ptest256): Override prefix_extra to 1.
7972 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7973 Override prefix_data16 and length_immediate to 1.
7974 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7975 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7976 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7977 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7978 prefix_data16 to 0 and prefix_extra to 2.
7979 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7980 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7982 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7983 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7984 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7985 and prefix_extra to 2.
7986 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7987 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7988 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7989 avx_vpermilvar<mode>3,
7990 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7991 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7992 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7993 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7994 Override prefix_extra to 1.
7995 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7996 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7997 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7998 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7999 prefix_extra and length_immediate to 1.
8000 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
8002 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
8003 to 1 for the first alternative.
8004 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
8005 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
8007 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
8008 *movv2sf_internal_avx, *movv2sf_internal): Override
8009 prefix_rep attribute for certain alternatives.
8010 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8011 attributes for certain alternatives.
8012 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8013 attributes for certain alternatives.
8014 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8015 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8016 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8017 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8018 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8019 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8020 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8021 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8022 length_immediate to 1 if operand 2 is const_int_operand.
8023 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8024 *vec_extractv2si_1): Set length_immediate attribute to 1.
8025 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8026 using old 3DNOW insn rather than SSE/3DNOW_A.
8027 (mmx_emms, mmx_femms): Clear modrm attribute.
8029 2009-05-29 Martin Jambor <mjambor@suse.cz>
8031 * tree-sra.c: New implementation of SRA.
8033 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8034 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8035 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8036 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8037 (SRA_MAX_STRUCTURE_COUNT): Removed.
8038 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8039 * doc/invoke.texi (sra-max-structure-size): Removed.
8040 (sra-field-structure-ratio): Removed.
8042 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8045 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8048 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8050 PR rtl-optimization/40101
8051 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8052 seqno. Adjust comment.
8053 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8054 inserting bookkeeping before a jump, the jump is not scheduled.
8055 When no positive seqno found, provide a value. Add comment.
8057 2009-05-29 Richard Guenther <rguenther@suse.de>
8059 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8060 short-cutting on the first component.
8062 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8065 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8066 for trees other than decls/types.
8068 2009-05-29 Richard Guenther <rguenther@suse.de>
8070 * tree-ssa-operands.c (get_expr_operands): Do not handle
8071 INDIRECT_REFs in the handled-component case. Remove
8072 unused get_ref_base_and_extent case.
8073 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8074 tree_low_cst and host_integerp where possible.
8075 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8076 codes for equivalence.
8077 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8079 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8081 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8082 to tmake_file for i[34567]86-*-cygwin*.
8084 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8087 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8088 (altivec_categorize_keyword, init_vector_keywords,
8089 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8092 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8094 * tree.c (handle_dll_attribute): Check if node is
8095 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8097 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8099 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8101 (thumb2_zero_extendqidi2): Likewise.
8103 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8105 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8106 instead of gen_movrt.
8107 * config/sh/sh.md (movrt): Remove.
8109 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8111 * doc/invoke.texi (IA-64 Options):
8112 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8113 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8114 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8115 -msched-prefer-non-control-spec-insns,
8116 -msched-stop-bits-after-every-cycle,
8117 -msched-count-spec-in-critical-path,
8118 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8119 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8120 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8121 and -msched-spec-verbose.
8123 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8125 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8126 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8128 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8130 2009-05-28 Richard Guenther <rguenther@suse.de>
8132 * tree-ssa-alias.c (ao_ref_init): New function.
8133 (ao_ref_base): Likewise.
8134 (ao_ref_base_alias_set): Likewise.
8135 (ao_ref_alias_set): Likewise.
8136 (refs_may_alias_p_1): Change signature.
8137 (refs_may_alias_p): Adjust.
8138 (refs_anti_dependent_p): Likewise.
8139 (refs_output_dependent_p): Likewise.
8140 (call_may_clobber_ref_p_1): Change signature.
8141 (call_may_clobber_ref_p): Adjust.
8142 (stmt_may_clobber_ref_p_1): New function split out from ...
8143 (stmt_may_clobber_ref_p): ... here.
8144 (maybe_skip_until): Adjust signature.
8145 (get_continuation_for_phi): Likewise.
8146 (walk_non_aliased_vuses): Likewise.
8147 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8148 (ao_ref_init): Declare.
8149 (ao_ref_base): Likewise.
8150 (ao_ref_alias_set): Likewise.
8151 (stmt_may_clobber_ref_p_1): Likewise.
8152 (walk_non_aliased_vuses): Adjust.
8153 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8154 (get_ref_from_reference_ops): remove.
8155 (vn_reference_lookup_2): Adjust signature.
8156 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8157 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8158 (vn_reference_lookup): Adjust.
8159 (vn_reference_insert): Likewise.
8160 (vn_reference_insert_pieces): Adjust signature.
8161 (visit_reference_op_call): Adjust.
8162 * tree-ssa-pre.c (get_expr_type): Simplify.
8163 (phi_translate_1): Adjust.
8164 (compute_avail): Likewise.
8165 (translate_vuse_through_block): Do not re-build trees.
8166 (value_dies_in_block_x): Likewise.
8167 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8169 (vn_reference_lookup_pieces): Adjust declaration.
8170 (vn_reference_insert_pieces): Likewise.
8172 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8174 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8175 with checking disabled.
8177 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8181 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8182 macro definition for support of three-operand format aligned
8183 .comm directive in assembler on cygwin/pe/mingw target OS.
8184 * configure: Regenerate.
8185 * config.h: Regenerate.
8187 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8188 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8189 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8191 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8192 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8194 2009-05-28 Ira Rosen <irar@il.ibm.com>
8196 PR tree-optimization/40254
8197 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8198 in analysis of basic blocks.
8200 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8203 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8204 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8205 (TARGET_INITIALIZER): Use it.
8206 * cse.c (CHEAPER): Move it up to the other macros.
8207 (insert): Rename this ...
8208 (insert_with_costs): ... to this. Add cost parameters. Update
8210 (insert): New function. Call insert_with_costs.
8211 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8212 find_reg_offset_for_const, try_const_anchors): New functions.
8213 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8214 when using a const-anchor. Call insert_const_anchors.
8215 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8216 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8218 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8220 * tree-inline.c (remap_decls): Enable nonlocalized variables
8221 when not optimizing.
8223 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8225 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8226 Simplify other tests involving optimize.
8228 2009-05-27 Tom Tromey <tromey@redhat.com>
8230 * unwind-dw2.c (_Unwind_DebugHook): New function.
8231 (uw_install_context): Call _Unwind_DebugHook.
8233 2009-05-27 Tom Tromey <tromey@redhat.com>
8235 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8237 2009-05-27 Ian Lance Taylor <iant@google.com>
8239 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8240 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8241 (ALL_LINKERFLAGS): Define.
8242 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8243 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8244 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8245 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8246 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8247 $(LINKER_FOR_BUILD).
8248 (build/gcov-iov$(build_exeext)): Likewise.
8250 2009-05-27 Julian Brown <julian@codesourcery.com>
8252 * gcse.c (target.h): Include.
8253 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8254 copy of argument to a pseudo register.
8256 2009-05-27 Diego Novillo <dnovillo@google.com>
8258 * tree-ssa-live.c (dump_scope_block): Document arguments.
8259 (dump_scope_blocks): Document.
8260 (debug_scope_blocks): New.
8261 * tree-flow.h (debug_scope_blocks): Declare.
8263 2009-05-21 Denis Chertykov <denisc@overta.ru>
8265 * doc/contrib.texi (Contributors): Add myself to the list.
8267 2009-05-27 Olivier Hainque <hainque@adacore.com>
8269 * expr.c (target_align): New function. Alignment the TARGET of an
8270 assignment may be assume to have.
8271 (highest_pow2_factor_for_target): Use it instead of relying on
8272 immediate tree attributes of TARGET, not necessarily honored when
8273 intermediate bitfields are involved.
8275 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8278 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8279 AVX, SSE4, AES, PCLMUL and POPCNT.
8281 2009-05-27 Diego Novillo <dnovillo@google.com>
8283 * tree-pretty-print.c (dump_location): New.
8284 (dump_generic_node): Call it.
8285 Factor code to handle BLOCK nodes ...
8286 (dump_block_node): ... here.
8288 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8290 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8292 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8294 * gcc-plugin.h: Include config.h and system.h.
8295 (IN_GCC): Define if not defined.
8297 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8300 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8303 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8305 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8307 * config/m32r/m32r.h: Ditto.
8308 * config/m32r/m32r.md: Ditto.
8309 * config/m32r/predicates.md: Ditto.
8311 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8313 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8315 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8318 (Loading plugins): typo.
8319 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8320 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8321 (Interacting with the GCC Garbage Collector): Added new section.
8322 (Giving information about a plugin): Added new section for
8324 * ggc.h (ggc_register_root_tab): Added declaration.
8325 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8326 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8327 (register_callback): Improved comment in declaration.
8328 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8329 (extra_root_vec) Added static variable for dynamic roots registration.
8330 (ggc_register_root_tab) Added new routine.
8331 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8332 PLUGIN_GGC_MARKING event.
8333 * ggc-zone.c: Include plugin.h.
8334 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8335 * ggc-page.c: Include plugin.h.
8336 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8337 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8338 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8339 (register_callback): check lack of callbacks for
8340 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8341 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8342 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8343 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8344 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8345 dependency on plugin.h.
8346 (plugin.o): Added dependency on ggc.h...
8348 2009-05-26 Richard Guenther <rguenther@suse.de>
8352 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8353 with mismatched comparison modes.
8355 * expr.c (expand_expr_real_1): Expand the operand of a
8356 VIEW_CONVERT_EXPR in its natural mode.
8358 2009-05-26 Ian Lance Taylor <iant@google.com>
8360 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8361 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8362 (ALL_COMPILERFLAGS): Define.
8363 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8364 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8365 (collect2$(exeext), collect2.o): Likewise.
8366 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8367 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8368 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8369 (libbackend.o, intl.o, cppdefault.o): Likewise.
8370 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8371 (build/%.o): Use $(COMPILER_FOR_BUILD).
8372 (build/gen%$(build_exeext)): Likewise.
8373 (build/gcov-iov$(build_exeext)): LIkewise.
8374 * config/t-darwin (darwin.o): Use $(COMPILER).
8375 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8376 * config/t-sol2 (sol2-c.o): Likewise.
8378 * config/t-vxworks (vxworks.o): Likewise.
8379 * config/x-darwin (host-darwin.o): Likewise.
8380 * config/x-hpux (host-hpux.o): Likewise.
8381 * config/x-linux (host-linux.o): Likewise.
8382 * config/x-solaris (host-solaris.o): Likewise.
8383 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8384 * config/arm/t-arm (arm-c.o): Likewise.
8385 * config/arm/t-pe (pe.o): Likewise.
8386 * config/arm/t-wince-pe (pe.o): Likewise.
8387 * config/i386/t-cygming (winnt.o): Likewise.
8388 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8389 * config/i386/t-cygwin (cygwin1.o): Likewise.
8390 (cygwin2.o): Likewise.
8391 * config/i386/t-i386 (i386-c.o): Likewise.
8392 * config/i386/t-interix (winnt.o): Likewise.
8393 * config/i386/t-netware (netware.o): Likewise.
8394 * config/i386/t-nwld (nwld.o): Likewise.
8395 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8396 * config/i386/x-i386 (driver-i386.o): Likewise.
8397 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8398 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8399 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8400 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8401 * config/mips/x-native (driver-native.o): Likewise.
8402 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8403 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8404 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8405 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8406 * config/score/t-score-elf (score7.o): Likewise.
8407 (score3.o): Likewise.
8408 * config/sh/t-sh (sh-c.o): Likewise.
8409 * config/sh/t-symbian (sh-c.o): Likewise.
8410 (symbian.o): Likewise.
8411 * config/spu/t-spu-elf (spu-c.o): Likewise.
8412 * config/v850/t-v850 (v850-c.o): Likewise.
8413 * config/v850/t-v850e (v850-c.o): Likewise.
8415 2009-05-26 Richard Guenther <rguenther@suse.de>
8417 PR tree-optimization/40122
8418 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8419 VECTOR_CSTs if possible.
8420 (fold_gimple_assign): Likewise.
8422 2009-05-26 Richard Guenther <rguenther@suse.de>
8425 * fold-const.c (fold_binary): Use the correct types for building
8428 2009-05-26 Richard Guenther <rguenther@suse.de>
8430 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8431 redundant calls to merge_alias_info.
8432 (bump_vector_ptr): Likewise.
8433 * tree-ssa-copy.c (merge_alias_info): Remove.
8434 (replace_exp_1): Remove call to merge_alias_info.
8435 (propagate_tree_value): Likewise.
8436 (fini_copy_prop): Propagate points-to info.
8437 * tree-flow.h (merge_alias_info): Remove.
8439 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8441 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8443 2009-05-25 Jan Hubicka <jh@suse.cz>
8445 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8446 * cgraph.h (struct inline_summary): New filed self_wize,
8447 size_inlining_benefit, self_time and time_inlining_benefit.
8448 (struct cgraph_global_info): Replace insns by time ans size fields.
8449 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8450 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8451 (ipcp_update_callgraph): Do not touch function bodies.
8452 * ipa-inline.c: Include except.h
8453 (MAX_TIME): New constant.
8454 (overall_insns): Remove.
8456 (overall_size, max_benefit): New static variables.
8457 (cgraph_estimate_time_after_inlining): New function.
8458 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8459 (cgraph_clone_inlined_nodes): Update size.
8460 (cgraph_mark_inline_edge): Update size.
8461 (cgraph_estimate_growth): Use size info.
8462 (cgraph_check_inline_limits): Check size.
8463 (cgraph_default_inline_p): Likewise.
8464 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8465 (cgraph_decide_recursive_inlining): Check size.
8466 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8468 (cgraph_decide_inlining): Likewise.
8469 (cgraph_decide_inlining_incrementally): Likewise; honor
8470 PARAM_EARLY_INLINING_INSNS.
8471 (likely_eliminated_by_inlining_p): New predicate.
8472 (estimate_function_body_sizes): New function.
8473 (compute_inline_parameters): Use it.
8474 * except.c (must_not_throw_labels): New function.
8475 * except.h (must_not_throw_labels): Declare.
8476 * tree-inline.c (init_inline_once): Kill inlining_weigths
8477 * tree-ssa-structalias.c: Avoid uninitialized warning.
8478 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8479 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8480 (PARAM_INLINE_CALL_COST): Remove.
8481 (PARAM_EARLY_INLINING_INSNS): New.
8483 2009-05-25 Richard Guenther <rguenther@suse.de>
8485 PR tree-optimization/36327
8486 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8487 callback for reference translation or lookup at the point of may-defs.
8488 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8489 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8490 for union COMPONENT_REFs.
8491 (vn_reference_lookup_3): New callback. Lookup from memset
8492 and CONSTRUCTOR assignment, translate through struct copies.
8493 (vn_reference_lookup_pieces): Make sure to not free the
8494 passed operands array. Adjust walk_non_aliased_vuses call.
8495 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8496 make sure we do not leak memory.
8498 2009-05-25 Richard Guenther <rguenther@suse.de>
8500 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8501 * tree-inline.c (expand_call_inline): Reset the escaped and
8503 * tree-ssa-structalias.c (pass_build_ealias): New.
8504 * tree-pass.h (pass_build_ealias): Declare.
8505 * passes.c (init_optimization_passes): Add PTA during
8506 early optimizations.
8507 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8508 and CALLUSED solutions.
8509 (dump_points_to_solution): New function, split out from ...
8510 (dump_points_to_info_for): ... here.
8511 * tree-parloops.c (parallelize_loops): Reset the escaped and
8514 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8517 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8518 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8520 2009-05-25 Ira Rosen <irar@il.ibm.com>
8522 PR tree-optimization/40238
8523 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8524 statements after basic block's labels.
8525 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8526 to free the allocated memory.
8528 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8530 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8531 return address with a USE.
8533 2009-05-24 Richard Guenther <rguenther@suse.de>
8536 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8537 array type from the main variant of the inner type.
8539 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8541 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8542 definition to bool (from int) to un-break build.
8543 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8545 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8547 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8548 discard_stmt_changes): Delete.
8549 * tree-ssa-operands.c (scb_stack): Delete.
8550 (init_ssa_operands): Do not initialize it.
8551 (fini_ssa_operands): Do not free it.
8552 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8554 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8555 update_stmt, remove the others. Fix comments.
8556 * tree-dfa.c (optimize_stack_restore): Likewise.
8557 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8558 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8559 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8560 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8562 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8563 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8564 (dom_opt_finalize_block): Likewise, adjusting access to
8566 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8567 (stmts_to_rescan): Change item type to gimple.
8568 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8570 2009-05-24 Ira Rosen <irar@il.ibm.com>
8572 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8573 * tree-pass.h (pass_slp_vectorize): New pass.
8574 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8575 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8576 * tree-vectorizer.c (timevar.h): Include.
8577 (user_vect_verbosity_level): Declare.
8578 (vect_location): Fix comment.
8579 (vect_set_verbosity_level): Update user_vect_verbosity_level
8580 instead of vect_verbosity_level.
8581 (vect_set_dump_settings): Add an argument. Ignore user defined
8582 verbosity if dump flags require higher level of verbosity. Print to
8583 stderr only for loop vectorization.
8584 (vectorize_loops): Update call to vect_set_dump_settings.
8585 (execute_vect_slp): New function.
8586 (gate_vect_slp): Likewise.
8587 (struct gimple_opt_pass pass_slp_vectorize): New.
8588 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8590 (vec_info_for_bb): New function.
8591 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8592 (VECTORIZATION_ENABLED): New macro.
8593 (SLP_ENABLED, SLP_DISABLED): Likewise.
8594 (vect_is_simple_use): Add bb_vec_info argument.
8595 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8596 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8597 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8598 vect_schedule_slp, vect_analyze_slp): Likewise.
8599 (vect_analyze_stmt): Add slp_tree argument.
8600 (find_bb_location): Declare.
8601 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8602 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8603 (vect_analyze_loop_operations, vect_analyze_loop,
8604 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8605 vect_finalize_reduction, vectorizable_reduction,
8606 vectorizable_live_operation, vect_transform_loop): Likewise.
8607 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8608 skip evolution analysis if analyzing a basic block.
8609 (dr_analyze_indices): Likewise.
8610 (initialize_data_dependence_relation): Skip the test whether the
8611 object is invariant for basic blocks.
8612 (compute_all_dependences): Skip dependence analysis for data
8613 references in basic blocks.
8614 (find_data_references_in_stmt): Don't fail in case of invariant
8615 access in basic block.
8616 (find_data_references_in_bb): New function.
8617 (find_data_references_in_loop): Move code to
8618 find_data_references_in_bb and add a call to it.
8619 (compute_data_dependences_for_bb): New function.
8620 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8621 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8623 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8624 unknown dependence in basic block and fail in case of dependence in
8626 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8627 dependence instances from either loop or basic block vectorization
8629 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8630 before calling nested_in_vect_loop_p.
8631 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8632 dependence instances from either loop or basic block vectorization
8634 (vect_verify_datarefs_alignment): Likewise.
8635 (vect_enhance_data_refs_alignment): Adjust function calls.
8636 (vect_analyze_data_refs_alignment): Likewise.
8637 (vect_analyze_group_access): Fix printing. Skip different checks if
8638 DR_STEP is 0. Keep strided stores either in loop or basic block
8639 vectorization data structure. Fix indentation.
8640 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8642 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8643 dependence instances from either loop or basic block vectorization
8645 (vect_analyze_data_refs): Update comment. Call
8646 compute_data_dependences_for_bb to analyze basic blocks.
8647 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8648 case of loop vectorization. In case of basic block vectorization use
8649 data-ref itself as a base.
8650 (vect_create_data_ref_ptr): In case of basic block vectorization:
8651 don't advance the pointer, add new statements before the current
8652 statement. Adjust function calls.
8653 (vect_supportable_dr_alignment): Support only aligned accesses in
8654 basic block vectorization.
8655 * common.opt (ftree-slp-vectorize): New flag.
8656 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8657 (vect_pattern_recog_1): Likewise.
8658 * tree-vect-stmts.c (process_use): Likewise.
8659 (vect_init_vector): Add new statements in the beginning of the basic
8660 block in case of basic block SLP.
8661 (vect_get_vec_def_for_operand): Adjust function calls.
8662 (vect_finish_stmt_generation): Likewise.
8663 (vectorizable_call): Add assert that it is loop vectorization, adjust
8665 (vectorizable_conversion, vectorizable_assignment): Likewise.
8666 (vectorizable_operation): In case of basic block SLP, take
8667 vectorization factor from statement's type and skip the relevance
8668 check. Adjust function calls.
8669 (vectorizable_type_demotion): Add assert that it is loop
8670 vectorization, adjust function calls.
8671 (vectorizable_type_promotion): Likewise.
8672 (vectorizable_store): Check for outer loop only in case of loop
8673 vectorization. Adjust function calls. For basic blocks, skip the
8674 relevance check and don't advance pointers.
8675 (vectorizable_load): Likewise.
8676 (vectorizable_condition): Add assert that it is loop vectorization,
8677 adjust function calls.
8678 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8679 that it is not reduction, get vector type, call only supported
8680 functions, skip loop specific parts.
8681 (vect_transform_stmt): Check for outer loop only in case of loop
8683 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8684 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8685 for external definition.
8686 * passes.c (pass_slp_vectorize): New pass.
8687 * tree-vect-slp.c (find_bb_location): New function.
8688 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8689 check for patterns only in loops.
8690 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8691 case of multiple types in basic block SLP.
8692 (vect_mark_slp_stmts_relevant): New function.
8693 (vect_supported_load_permutation_p): Fix comment.
8694 (vect_analyze_slp_instance): Add argument. In case of basic block
8695 SLP, take vectorization factor from statement's type, check that
8696 unrolling factor is 1. Adjust function call. Save SLP instance in
8697 either loop or basic block vectorization structure. Return FALSE,
8699 (vect_analyze_slp): Add argument. Get strided stores groups from
8700 either loop or basic block vectorization structure. Return FALSE
8701 if basic block SLP failed.
8702 (new_bb_vec_info): New function.
8703 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8704 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8705 (vect_schedule_slp): Add argument. Get SLP instances from either
8706 loop or basic block vectorization structure. Set vectorization factor
8707 to be 1 for basic block SLP.
8708 (vect_slp_transform_bb): New function.
8709 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8711 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8713 * final.c (shorten_branches): Do not align labels for jump tables.
8714 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8716 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8718 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8719 Remove outdated reference to flow.c and fix nits.
8720 * doc/gccint.texi: Tweak RTL description.
8721 * doc/rtl.texi: Likewise.
8723 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8725 * config/avr/avr.c: Change my email address.
8726 * config/avr/avr.h: Likewise.
8727 * config/avr/avr.md: Likewise.
8728 * config/avr/avr-protos.h: Likewise.
8729 * config/avr/libgcc.S: Likewise.
8731 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8733 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8734 (spu_split_load, spu_split_store): Change return type to int.
8735 (spu_split_convert): Declare.
8736 * config/spu/predicates.md (spu_mem_operand): Remove.
8737 (spu_mov_operand): Update.
8738 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8739 * config/spu/spu.c (regno_aligned_for_load): Remove.
8740 (reg_aligned_for_addr, spu_expand_load): Define.
8741 (spu_expand_extv): Reimplement and handle MEM.
8742 (spu_expand_insv): Handle MEM.
8743 (spu_sched_reorder): Handle insn's with length 0.
8744 (spu_legitimate_address_p): Reimplement.
8745 (store_with_one_insn_p): Return TRUE for any mode with size
8746 larger than 16 bytes.
8747 (address_needs_split): Define.
8748 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8750 (spu_convert_move): Define.
8751 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8752 (spu_split_store): Change all MEM's to TImode.
8753 (spu_init_expanders): Preallocate registers that correspond to
8754 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8756 (spu_split_convert): Define.
8757 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8758 (_move<mode>, _movdi, _movti): Update predicate and condition.
8759 (load, store): Change to define_split.
8760 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8762 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8763 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8764 define_insn_and_split of lshr<mode>3.
8765 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8766 (<v>ashr<mode>3_imm): Define.
8767 (extv, extzv, insv): Allow MEM operands.
8768 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8769 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8770 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8771 (_spu_convert2): Change to define_insn_and_split and remove the
8772 corresponding define_peephole2.
8773 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8774 Change predicates to memory_operand.
8776 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8778 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8780 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8782 PR tree-optimization/40219
8783 * tree.c (iterative_hash_expr): Make sure the builtin function is
8784 a normal builtin function and not a front end or back end builtin
8785 before indexing into the built_in_decls array.
8787 2009-05-22 Richard Guenther <rguenther@suse.de>
8790 * alias.c (write_dependence_p): Do not use TBAA for answering
8791 anti-dependence or output-dependence.
8792 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8793 (emit_pointer_definition): Remove.
8794 (emit_alias_warning): Likewise.
8795 (find_what_var_points_to): Remove TBAA pruning code.
8796 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8798 (compute_points_to_sets): Remove code computing the set of
8799 dereferenced pointers.
8800 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8801 oracle for querying anti and output dependencies.
8802 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8803 if TBAA may be applied.
8804 (refs_anti_dependent_p): New function.
8805 (refs_output_dependent_p): Likewise.
8806 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8807 (refs_output_dependent_p): Likewise.
8808 * doc/tree-ssa.texi (Memory model): New section.
8809 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8810 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8811 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8812 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8813 * expr.c (expand_expr_real_1): Likewise.
8814 * gimple-low.c (lower_stmt): Likewise.
8815 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8816 (dump_gimple_cdt): Remove.
8817 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8818 (gimple_size): Likewise.
8819 (walk_gimple_op): Likewise.
8820 (is_gimple_stmt): Likewise.
8821 (walk_stmt_load_store_addr_ops): Likewise.
8822 (gimple_build_cdt): Remove.
8823 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8824 * gimple.h (gimple_cdt_new_type): Remove.
8825 (gimple_cdt_new_type_ptr): Likewise.
8826 (gimple_cdt_set_new_type): Likewise.
8827 (gimple_cdt_location): Likewise.
8828 (gimple_cdt_location_ptr): Likewise.
8829 (gimple_cdt_set_location): Likewise.
8830 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8831 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8832 GIMPLE_CHANGE_DYNAMIC_TYPE.
8833 (verify_types_in_gimple_stmt): Likewise.
8834 * tree-inline.c (estimate_num_insns): Likewise.
8835 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8836 (copy_decl_to_var): Likewise.
8837 (copy_result_decl_to_var): Likewise.
8838 * tree-pretty-print.c (dump_generic_node): Do not handle
8839 CHANGE_DYNAMIC_TYPE_EXPR.
8840 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8841 * tree-ssa-operands.c (get_expr_operands): Likewise.
8842 * tree-ssa-structalias.c (struct variable_info): Remove
8843 no_tbaa_pruning member.
8844 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8845 (unify_nodes): Do not copy it.
8846 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8847 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8848 (set_uids_in_ptset): Do not check it.
8849 (find_what_var_points_to): Likewise.
8850 (compute_tbaa_pruning): Remove.
8851 (compute_points_to_sets): Do not call it.
8852 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8853 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8854 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8855 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8856 (DECL_NO_TBAA_P): Likewise.
8857 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8858 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8859 (expand_omp_atomic_pipeline): Do not set it.
8860 * print-tree.c (print_node): Do not dump it.
8861 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8864 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8867 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8870 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8872 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8875 2009-05-22 Ben Elliston <bje@au.ibm.com>
8877 * Makefile.in (bversion.h, s-bversion): New targets.
8878 (TOPLEV_H): Add bversion.h.
8879 * toplev.h: Include "bversion.h".
8880 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8881 the __format__ attribute only if compiling with the same version
8882 of GCC as the sources (the "build version").
8884 2009-05-22 Ben Elliston <bje@au.ibm.com>
8886 * c-format.c (handle_format_attribute): Fix comment typo.
8888 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8891 * config/ia64/ia64.opt (mfused-madd): New.
8892 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8893 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8894 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8895 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8896 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8897 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8898 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8899 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8900 instruction if !TARGET_FUSED_MADD.
8901 (fpma, fpms): Remove colon from name.
8903 2009-05-22 Richard Guenther <rguenther@suse.de>
8905 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8906 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8907 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8909 (create_expression_by_pieces): Only convert if necessary.
8910 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8911 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8913 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8915 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8916 regular pattern from a template and rename it ...
8917 (*extzv_truncsi_exts): ... to this.
8919 2009-05-21 Richard Guenther <rguenther@suse.de>
8921 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8922 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8923 (cgraph_default_inline_p): Likewise.
8924 (cgraph_decide_inlining_incrementally): Likewise.
8926 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8927 Uros Bizjak <ubizjak@gmail.com>
8929 * config/i386/cpuid.h (bit_MOVBE): New.
8931 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8933 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8934 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8935 (ix86_handle_option): Handle OPT_mmovbe.
8936 (ix86_target_string): Add -mmovbe.
8937 (pta_flags): Add PTA_MOVBE.
8938 (processor_alias_table): Add PTA_MOVBE to "atom".
8939 (override_options): Handle PTA_MOVBE.
8941 * config/i386/i386.h (TARGET_MOVBE): New.
8943 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8944 (*bswapsi_movbe): New.
8945 (*bswapdi_movbe): Likewise.
8946 (bswapdi2): Renamed to ...
8948 (bswapdi2): New expander.
8950 * config/i386/i386.opt (mmovbe): New.
8952 * doc/invoke.texi: Document -mmovbe.
8954 2009-05-21 Taras Glek <tglek@mozilla.com>
8956 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8957 * gcc-plugin.h (plugin_init): Updated signature.
8958 * gcc-plugin.h (plugin_name_args): Moved to this header.
8959 * doc/plugins.texi (plugin_init): Updated documention to reflect
8961 * doc/plugins.texi (plugin_name_args): Added to documention.
8963 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8965 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8966 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8968 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8970 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8971 JUMP_TABLE_DATA_P predicates where applicable.
8972 * config/i386/predicates.md: Ditto.
8973 * config/i386/sse.md: Ditto.
8975 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8977 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8978 operand2 -128 override length_immediate attribute to 1.
8979 * config/i386/predicates.md (constm128_operand): New predicate.
8981 * config/i386/i386.c (memory_address_length): Handle %r12
8982 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8984 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8985 mode look through optional ZERO_EXTEND and SUBREG.
8986 * config/i386/i386.md (R12_REG): New define_constant.
8987 (prefix_data16): For sse unit set also for MODE_TI insns.
8988 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8989 insns set if operand 1 is ext_QIreg_operand.
8990 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8991 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8993 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8994 mode from MODE_DI to MODE_SI.
8995 (movdi_1_rex64): Override modrm and length_immediate attributes
8996 only for movabs (TYPE_IMOV, alternative 2).
8997 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8998 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8999 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
9000 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
9001 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
9002 prefix_rex attribute if DImode.
9003 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
9004 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9005 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
9006 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
9007 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
9008 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
9009 Likewise. For TYPE_IMOV clear length_immediate attribute.
9010 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9011 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9012 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9013 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9014 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9015 or one operand TYPE_ISHIFT.
9016 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9017 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9018 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9019 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9020 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9021 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9022 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9023 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9024 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9025 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9026 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9027 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9028 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9029 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9030 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9031 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9032 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9033 set mode attribute, don't override length attribute.
9034 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9036 (return_internal_long): Set length attribute to 2 instead of 1.
9037 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9038 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9039 prefix_rex attribute.
9040 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9042 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9044 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9046 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9048 2009-05-20 Ian Lance Taylor <iant@google.com>
9050 * tree.c (build_tree_list_vec_stat): New function.
9051 (ctor_to_vec): New function.
9052 (build_nt_call_vec): New function.
9053 (build_call_array): Change args to be a const pointer.
9054 (build_call_vec): New function.
9055 * tree.h (build_nt_call_vec): Declare.
9056 (build_tree_list_vec_stat): Declare.
9057 (build_tree_list_vec): Define.
9058 (build_call_array): Update declaration.
9059 (build_call_vec): Declare.
9060 (ctor_to_vec): Declare.
9061 * c-common.c (tree_vector_cache): New static variable.
9062 (make_tree_vector): New function.
9063 (release_tree_vector): New function.
9064 (make_tree_vector_single): New function.
9065 (make_tree_vector_copy): New function.
9066 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9067 (make_tree_vector_single, make_tree_vector_copy): Declare.
9068 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9069 (c_parser_expr_list): Don't manage cache here, instead call
9071 (c_parser_release_expr_list): Remove static function.
9072 (c_parser_vec_to_tree_list): Remove static function.
9073 (c_parser_attributes): Call build_tree_list_vec instead of
9074 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9075 c_parser_release_expr_list.
9076 (c_parser_postfix_expression_after_primary): Likewise.
9077 (c_parser_objc_keywordexpr): Likewise.
9079 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9081 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9082 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9083 TARGET_CONVERT_TO_TYPE.
9084 * hooks.c (hook_tree_const_tree_null): Define.
9085 * hooks.h (hook_tree_const_tree_null): Declare.
9086 * target.h (struct gcc_target): Add invalid_parameter_type,
9087 invalid_return_type, promoted_type, and convert_to_type fields.
9088 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9089 (TARGET_INVALID_RETURN_TYPE): Define.
9090 (TARGET_PROMOTED_TYPE): Define.
9091 (TARGET_CONVERT_TO_TYPE): Define.
9092 (TARGET_INITIALIZER): Update for new fields.
9093 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9094 (grokparms): Check targetm.invalid_parameter_type.
9095 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9096 * c-convert.c (convert): Check targetm.convert_to_type.
9098 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9100 * config/mips/mips.md (*extenddi_truncate<mode>,
9101 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9103 (*extendhi_truncateqi): New define_insn_and_sptit.
9105 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9108 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9109 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9111 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9113 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9114 the operand of VIEW_CONVERT_EXPR.
9116 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9118 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9119 extended family and model for Intel processors. Support Intel Atom.
9121 2009-05-20 Olivier Hainque <hainque@adacore.com>
9123 * gstab.h (stab_code_type): Define, to be used instead of the
9124 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9126 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9127 occurrences by stab_code_type.
9128 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9130 2009-05-20 Martin Jambor <mjambor@suse.cz>
9132 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9133 (sra_insert_before): Likewise.
9134 (sra_insert_after): Likewise.
9135 (sra_init_cache): Likewise.
9136 (sra_type_can_be_decomposed_p): Likewise.
9137 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9138 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9139 (sra_insert_before): Likewise.
9140 (sra_insert_after): Likewise.
9141 (sra_init_cache): Likewise.
9142 (insert_edge_copies_seq): Made static and moved upwards.
9144 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9147 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9149 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9150 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9153 2009-05-20 Richard Guenther <rguenther@suse.de>
9155 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9156 with mismatched comparison modes.
9158 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9160 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9161 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9162 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9163 with shifts for Thumb2.
9164 (orsi_notsi): New for orn.
9165 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9166 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9167 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9168 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9169 Don't invert remainder for IOR.
9171 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9173 PR tree-optimization/40087
9174 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9175 number_of_iterations_ne): Rename never_infinite argument.
9176 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9177 number_of_iterations_le): Handle pointer-type ivs when
9178 exit_must_be_taken is false.
9179 (number_of_iterations_cond): Do not always assume that
9180 exit_must_be_taken if the control variable is a pointer.
9182 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9184 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9185 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9187 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9189 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9190 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9192 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9195 * c.opt (Wlogical-op): Disabled by default.
9196 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9198 * doc/invoke.texi (Wlogical-op): Likewise.
9200 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9202 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9204 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9205 Propagate the type of the first operand.
9206 <ASSERT_EXPR>: Simplify.
9207 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9208 Rewrite using the RHS code as discriminant.
9209 <NOP_EXPR>: Turn into CASE_CONVERT.
9210 <PLUS_EXPR>: Propagate the type of the first operand.
9212 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9214 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9215 (ia64_dconst_0_375): New.
9216 * config/ia64/ia64.c (ia64_override_options): Remove
9217 -minline-sqrt-min-latency warning.
9218 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9219 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9220 * config/ia64/ia64.md (*sqrt_approx): Remove.
9221 (sqrtsf2): Remove #if 0.
9222 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9223 (sqrtdf): Remove assert.
9224 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9225 (sqrtxf2): Remove #if 0.
9226 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9227 * div.md (sqrt_approx_rf): New.
9228 (sqrtsf2_internal_thr): New implementation.
9229 (sqrtsf2_internal_lat): New.
9230 (sqrtdf2_internal_thr: New implementation.
9231 (sqrtxf2_internal): New implementation.
9233 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9234 Hans-Peter Nilsson <hp@axis.com>
9236 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9237 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9238 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9239 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9240 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9241 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9242 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9243 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9244 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9245 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9246 * c-common.c: ...from here.
9248 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9250 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9252 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9254 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9256 2009-05-19 Ben Elliston <bje@au.ibm.com>
9258 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9259 assignments with memcpy calls.
9260 (add_fdes): Likewise.
9261 (binary_search_unencoded_fdes): Likewise.
9262 (linear_search_fdes): Eliminate type puns.
9264 2009-05-19 Richard Guenther <rguenther@suse.de>
9266 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9267 not falsely claim to have propagated into all uses.
9269 2009-05-19 Ben Elliston <bje@au.ibm.com>
9271 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9274 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9276 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9277 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9278 (TARGET_LEGITIMATE_ADDRESS_P): New.
9279 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9280 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9282 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9285 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9286 child of the containing namespace's DIE.
9288 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9290 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9291 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9292 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9295 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9298 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9299 gen_align with gen_pad.
9300 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9301 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9303 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9304 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9306 * config/i386/i386.md (align): Renamed to ...
9307 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9308 ASM_OUTPUT_MAX_SKIP_PAD.
9310 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9312 * config.gcc: Fix variable syntax.
9315 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9316 before calling exact_log2.
9317 (output_iorsi3): Likewise.
9318 (output_xorsi3): Likewise.
9320 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9322 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9323 for the none zero constant operand except for EQ and NE
9324 comprisons even when the first operand is R0.
9326 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9328 * config/s390/2064.md: Remove trailing whitespaces.
9329 * config/s390/2084.md: Likewise.
9330 * config/s390/constraints.md: Likewise.
9331 * config/s390/fixdfdi.h: Likewise.
9332 * config/s390/libgcc-glibc.ver: Likewise.
9333 * config/s390/s390-modes.def: Likewise.
9334 * config/s390/s390-protos.h: Likewise.
9335 * config/s390/s390.c: Likewise.
9336 * config/s390/s390.h: Likewise.
9337 * config/s390/s390.md: Likewise.
9338 * config/s390/tpf-unwind.h: Likewise.
9340 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9342 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9344 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9347 * configure.ac (m68k-*-*): Check if binutils support TLS.
9348 * configure: Regenerate.
9349 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9350 * config/m68k/constraints.md (Cu): New constraint.
9351 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9352 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9353 (movsi): Handle TLS symbols.
9354 (addsi3_5200): Handle XTLS symbols, indent.
9355 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9356 (m68k_tls_reference_p): Declare.
9357 (m68k_legitimize_address): Declare.
9358 (m68k_unwrap_symbol): Declare.
9359 * config/m68k/m68k.opt (mxtls): New option.
9360 * config/m68k/m68k.c (ggc.h): Include.
9361 (m68k_output_dwarf_dtprel): Implement hook.
9362 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9363 (m68k_expand_prologue): Load GOT pointer when function needs it.
9364 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9365 (m68k_legitimate_constant_address_p): Same.
9366 (m68k_decompose_address): Handle TLS references.
9367 (m68k_get_gp): New static function.
9368 (enum m68k_reloc): New contants.
9369 (TLS_RELOC_P): New macro.
9370 (m68k_wrap_symbol): New static function.
9371 (m68k_unwrap_symbol): New function.
9372 (m68k_final_prescan_insn_1): New static function.
9373 (m68k_final_prescan_insn): New function.
9374 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9376 (legitimize_pic_address): Handle TLS references..
9377 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9378 (m68k_libcall_value_in_a0_p)
9379 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9380 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9381 (m68k_legitimize_tls_address): Handle TLS references.
9382 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9384 (m68k_legitimize_address): Handle TLS symbols.
9385 (m68k_get_reloc_decoration): New static function.
9386 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9388 (m68k_output_dwarf_dtprel): Implement hook.
9389 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9390 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9391 m68k_call_* routines.
9392 (sched_attr_op_type): Handle TLS symbols.
9393 (gt-m68k.h): Include.
9394 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9395 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9397 2009-05-18 Martin Jambor <mjambor@suse.cz>
9399 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9400 (visit_store_addr_for_mod_analysis): New function.
9401 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9402 (determine_cst_member_ptr): Use gimple_assign_single_p.
9403 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9404 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9405 operands. Don't check number of operands of a NOP_EXPR.
9407 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9409 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9411 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9414 * c-common.c (warn_logical_operator): Don't warn if one of
9415 expression isn't always true or false.
9417 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9419 * config/i386/biarch32.h: New file.
9420 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9422 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9424 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9425 *zero_extend<mode>_truncqi): Merge these into ...
9426 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9427 Name the pattern following this as *zero_extendhi_truncqi.
9429 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9432 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9433 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9434 (output_info): Make field HOST_WIDEST_INT.
9435 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9436 (dump_bitmat_statistics): Same.
9438 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9440 * config.gcc (use_gcc_stdint): Set to wrap.
9441 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9442 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9443 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9444 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9445 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9446 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9447 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9448 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9450 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9452 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9454 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9455 Move definitions earlier.
9456 (OPT_ARCH64, OPT_ARCH32): Define.
9457 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9460 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9463 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9466 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9468 * arm.md (movdi2): Copy non-reg values to DImode registers.
9470 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9473 * final.c (label_to_max_skip): New function.
9474 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9475 CODE_LABEL_NUMBER <= max_labelno.
9476 * output.h (label_to_max_skip): New prototype.
9477 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9478 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9479 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9480 Handle CODE_LABELs with >= 16 byte alignment or with
9481 max_skip == (1 << align) - 1.
9482 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9483 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9486 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9487 .p2align 3 if MAX_SKIP is smaller than 7.
9488 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9490 2009-05-15 Ian Lance Taylor <iant@google.com>
9492 * alias.c (struct alias_set_entry_d): Rename from struct
9493 alias_set_entry. Change all uses.
9494 * except.c (struct call_site_record_d): Rename from struct
9495 call_site_record. Change all uses.
9496 * except.h (struct eh_region_d): Rename from struct eh_region.
9498 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9500 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9501 ivtype_map_elt. Change all uses.
9502 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9504 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9505 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9507 (struct sese_d): Rename from struct sese. Change all uses.
9508 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9509 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9510 * optabs.h (struct optab_d): Rename from struct optab. Change all
9512 (struct convert_optab_d): Rename from struct convert_optab.
9514 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9515 ipa_opt_pass. Change all uses.
9516 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9519 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9520 defined as a typedef.
9521 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9524 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9527 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9529 (merge_ranges): Returns bool.
9530 * tree.h (make_range): .. to here.
9531 (build_range_check): Likewise.
9532 (merge_ranges): Likewise. Renamed from merge_ranges.
9533 * c-typeck.c (parser_build_binary_op): Update calls to
9534 warn_logical_operator.
9535 * c-common.c (warn_logical_operator): Add new warning.
9536 * c-common.h (warn_logical_operator): Update declaration.
9538 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9540 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9542 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9544 * doc/install.texi: Document MPC requirements, flags etc.
9546 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9547 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9548 Evaluate constant arguments.
9549 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9550 (fold_builtin_1): Likewise, also evaluate constant arguments.
9551 Remove superfluous break.
9552 (do_mpc_ckconv): New.
9553 * real.h: Include mpc.h.
9554 * toplev.c (print_version): Output MPC version info if available.
9556 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9558 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9560 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9562 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9565 2009-05-15 Jan Hubicka <jh@suse.cz>
9567 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9568 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9569 (try_inline): Fix return value.
9570 (cgraph_decide_inlining_incrementally): Honor new value.
9571 (cgraph_early_inlining): Handle indirect inlining.
9572 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9574 2009-05-15 Jan Hubicka <jh@suse.cz>
9576 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9577 * cgraphunit.c (cgraph_finalize_function): Set it.
9578 (cgraph_expand_function): Use it.
9580 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9582 * real.c (encode_ieee_half): Define.
9583 (decode_ieee_half): Define.
9584 (ieee_half_format): Define.
9585 (arm_half_format): Define.
9586 * real.h (ieee_half_format): Declare.
9587 (arm_half_format): Declare.
9589 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9591 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9592 swapped, and reversed optabs exist before trying to use them.
9594 2009-05-15 Paul Brook <paul@codesourcery.com>
9595 Sandra Loosemore <sandra@codesourcery.com>
9597 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9598 loads. Allow PRE_DEC.
9599 (output_move_neon): Handle PRE_DEC.
9600 (arm_print_operand): Add 'A' for neon structure loads.
9601 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9602 * config/arm/neon.md (neon_mov): Update comment.
9603 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9605 (Um): New constraint.
9607 2009-05-15 Jan Hubicka <jh@suse.cz>
9609 Revert the following patch until testsuite fallout is fixed:
9610 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9611 * cgraph.h (struct inline_summary): New filed self_wize,
9612 size_inlining_benefit, self_time and time_inlining_benefit.
9613 (struct cgraph_global_info): Replace insns by time ans size fields.
9614 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9615 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9616 (ipcp_update_callgraph): Do not touch function bodies.
9617 * ipa-inline.c: Include except.h
9618 (MAX_TIME): New constant.
9619 (overall_insns): Remove
9620 (overall_size, max_benefit): New static variables.
9621 (cgraph_estimate_time_after_inlining): New function.
9622 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9623 (cgraph_clone_inlined_nodes): Update size.
9624 (cgraph_mark_inline_edge): Update size.
9625 (cgraph_estimate_growth): Use size info.
9626 (cgraph_check_inline_limits): Check size.
9627 (cgraph_default_inline_p): Likewise.
9628 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9629 (cgraph_decide_recursive_inlining): Check size.
9630 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9632 (cgraph_decide_inlining): Likewise.
9633 (cgraph_decide_inlining_incrementally): Likewise; honor
9634 PARAM_EARLY_INLINING_INSNS.
9635 (likely_eliminated_by_inlining_p): New predicate.
9636 (estimate_function_body_sizes): New function.
9637 (compute_inline_parameters): Use it.
9638 * except.c (must_not_throw_labels): New function.
9639 * except.h (must_not_throw_labels): Declare.
9640 * tree-inline.c (init_inline_once): Kill inlining_weigths
9641 * tree-ssa-structalias.c: Avoid uninitialized warning.
9642 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9643 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9644 (PARAM_INLINE_CALL_COST): Remove.
9645 (PARAM_EARLY_INLINING_INSNS): New.
9647 2009-05-15 Richard Guenther <rguenther@suse.de>
9649 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9650 not TODO_update_ssa.
9652 2009-05-15 Richard Guenther <rguenther@suse.de>
9654 PR tree-optimization/39999
9655 * gimple.h (gimple_expr_type): Use the expression type looking
9656 through useless conversions.
9657 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9658 (vn_nary_op_insert_stmt): Likewise.
9659 (simplify_binary_expression): Likewise.
9661 2009-05-15 Richard Guenther <rguenther@suse.de>
9663 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9664 New options, enabled by default.
9665 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9667 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9668 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9669 * tree-ssa-structalias.c (gate_tree_pta): New function.
9670 (pass_build_alias): Use it.
9672 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9674 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9675 recurse on an invariant address if a conversion from a pointer
9676 type to a wider integer type is involved.
9678 2009-05-15 Jan Hubicka <jh@suse.cz>
9680 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9681 * cgraph.h (struct inline_summary): New filed self_wize,
9682 size_inlining_benefit, self_time and time_inlining_benefit.
9683 (struct cgraph_global_info): Replace insns by time ans size fields.
9684 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9685 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9686 (ipcp_update_callgraph): Do not touch function bodies.
9687 * ipa-inline.c: Include except.h
9688 (MAX_TIME): New constant.
9689 (overall_insns): Remove
9690 (overall_size, max_benefit): New static variables.
9691 (cgraph_estimate_time_after_inlining): New function.
9692 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9693 (cgraph_clone_inlined_nodes): Update size.
9694 (cgraph_mark_inline_edge): Update size.
9695 (cgraph_estimate_growth): Use size info.
9696 (cgraph_check_inline_limits): Check size.
9697 (cgraph_default_inline_p): Likewise.
9698 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9699 (cgraph_decide_recursive_inlining): Check size.
9700 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9702 (cgraph_decide_inlining): Likewise.
9703 (cgraph_decide_inlining_incrementally): Likewise; honor
9704 PARAM_EARLY_INLINING_INSNS.
9705 (likely_eliminated_by_inlining_p): New predicate.
9706 (estimate_function_body_sizes): New function.
9707 (compute_inline_parameters): Use it.
9708 * except.c (must_not_throw_labels): New function.
9709 * except.h (must_not_throw_labels): Declare.
9710 * tree-inline.c (init_inline_once): Kill inlining_weigths
9711 * tree-ssa-structalias.c: Avoid uninitialized warning.
9712 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9713 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9714 (PARAM_INLINE_CALL_COST): Remove.
9715 (PARAM_EARLY_INLINING_INSNS): New.
9716 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9717 (inline-call-cost): Remove.
9718 (early-inlining-insns): New.
9720 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9722 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9724 (print_int_cst_bounds_in_octal_p): Likewise.
9725 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9727 * dwarf2out.c (base_type_die): Likewise.
9728 (is_subrange_type): Delete.
9729 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9730 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9731 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9732 if the destination type is boolean.
9733 (build_range_check): Do not special-case subtypes.
9734 (fold_sign_changed_comparison): Likewise.
9735 (fold_unary): Likewise.
9736 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9737 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9738 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9739 * tree.c (subrange_type_for_debug_p): New predicate based on the
9740 former is_subrange_type.
9741 * tree.h (subrange_type_for_debug_p): Declare.
9742 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9743 (convert_affine_scev): Remove call to above function.
9744 (chrec_convert_aggressive): Likewise.
9745 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9746 false for conversions involving subtypes.
9747 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9748 (vrp_val_min): Likewise.
9749 (needs_overflow_infinity): Likewise.
9750 (extract_range_from_unary_expr): Likewise.
9752 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9754 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9755 * config/frv/frv.c: Likewise.
9756 * config/s390/s390.c: Likewise.
9757 * config/sparc/sparc.h: Likewise.
9758 * config/i386/i386.h: Likewise.
9759 * config/i386/i386.c: Likewise.
9760 * config/crx/crx.c: Likewise.
9761 * config/m68hc11/m68hc11.h: Likewise.
9762 * config/iq2000/iq2000.c: Likewise.
9763 * config/mn10300/mn10300.h: Likewise.
9764 * config/mn10300/mn10300.c: Likewise.
9765 * config/m68k/m68k.c: Likewise.
9766 * config/rs6000/rs6000.c: Likewise.
9767 * config/rs6000/xcoff.h: Likewise.
9768 * config/rs6000/linux64.h: Likewise.
9769 * config/rs6000/sysv4.h: Likewise.
9770 * config/score/score3.c: Likewise.
9771 * config/score/score7.c: Likewise.
9772 * config/score/score.c: Likewise.
9773 * config/arm/arm.md: Likewise.
9774 * config/mips/mips.c: Likewise.
9775 * config/mips/mips.md: Likewise.
9776 * config/bfin/bfin.h: Likewise.
9777 * config/pa/pa.c: Likewise.
9778 * config/pa/constraints.md: Likewise.
9780 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9781 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9782 * config/pdp11/pdp11.h: Use memory_address_p instead.
9784 2009-05-14 Ian Lance Taylor <iant@google.com>
9786 * passes.c (finish_optimization_passes): Change i to int.
9787 * plugin.c (plugins_active_p): Change event to int.
9788 (dump_active_plugins): Likewise.
9789 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9791 * tree.c (tree_range_check_failed): Change c to unsigned int.
9792 (omp_clause_range_check_failed): Likewise.
9793 (build_common_builtin_nodes): Change mode to int. Add cast.
9794 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9795 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9797 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9798 ++ or -- with a variable of enum type.
9800 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9803 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9805 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9807 * store-motion.c: Do not include params.h
9808 * Makefile.in: Fix dependencies for various files.
9810 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9812 * auto-inc-dec.c: Fix pass description, remove apparent
9813 accidental duplication.
9815 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9818 * ipa-utils.h (memory_identifier_string): Moved to ...
9819 * tree.h (memory_identifier_string): Here. Add GTY(()).
9821 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9823 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9824 in the former documentation of...
9825 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9826 * ira-conflicts.c (get_dup_num): Use address_operand.
9827 * targhooks.c (default_legitimate_address_p): New.
9828 * targhooks.h (default_legitimate_address_p): New.
9829 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9831 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9832 * target.h (struct target): Add legitimate_address_p.
9833 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9834 (TARGET_INITIALIZER): Include it.
9836 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9837 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9838 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9839 (TARGET_LEGITIMATE_ADDRESS_P): New.
9841 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9842 (REG_OK_STRICT_P): Delete.
9843 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9844 (frv_legitimate_address_p_1): ... this.
9845 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9846 (frv_legitimate_address_p_1): ... the renamed old
9847 frv_legitimate_address_p.
9848 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9849 (TARGET_LEGITIMATE_ADDRESS_P): New.
9851 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9852 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9853 * config/s390/s390.c (legitimate_address_p): Rename to...
9854 (s390_legitimate_address_p): ... this, make static.
9855 (legitimize_address): Adjust call.
9856 (TARGET_LEGITIMATE_ADDRESS_P): New.
9857 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9859 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9860 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9861 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9862 (TARGET_LEGITIMATE_ADDRESS_P): New.
9864 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9865 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9866 * config/spu/spu.c (spu_legitimate_address): Rename to...
9867 (spu_legitimate_address_p): ... this, make static.
9868 (TARGET_LEGITIMATE_ADDRESS_P): New.
9870 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9871 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9872 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9873 (sparc_legitimate_address_p): ... this, make static and return bool.
9874 (legitimize_address): Adjust call.
9875 (TARGET_LEGITIMATE_ADDRESS_P): New.
9877 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9878 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9879 * config/i386/i386.c (legitimate_address_p): Rename to...
9880 (ix86_legitimate_address_p): ... this, make static.
9881 (constant_address_p): Move after it, adjust call.
9882 (TARGET_LEGITIMATE_ADDRESS_P): New.
9884 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9885 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9886 * config/avr/avr.c (legitimate_address_p): Rename to...
9887 (avr_legitimate_address_p): ... this, make static.
9888 (legitimize_address): Adjust call.
9889 (TARGET_LEGITIMATE_ADDRESS_P): New.
9891 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9892 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9893 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9894 (TARGET_LEGITIMATE_ADDRESS_P): New.
9896 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9897 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9898 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9899 (TARGET_LEGITIMATE_ADDRESS_P): New.
9901 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9902 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9904 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9906 (TARGET_LEGITIMATE_ADDRESS_P): New.
9908 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9909 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9911 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9913 (m68hc11_legitimate_address_p): ... this, make static.
9914 (go_if_legitimate_address_internal): Rename to...
9915 (m68hc11_legitimate_address_p_1): ... this.
9916 (legitimize_address): Adjust call.
9917 (TARGET_LEGITIMATE_ADDRESS_P): New.
9919 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9920 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9921 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9922 (TARGET_LEGITIMATE_ADDRESS_P): New.
9924 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9925 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9926 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9927 (mn10300_legitimate_address_p): ... this, make static.
9928 (TARGET_LEGITIMATE_ADDRESS_P): New.
9930 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9931 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9932 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9933 (TARGET_LEGITIMATE_ADDRESS_P): New.
9935 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9936 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9937 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9938 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9939 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9940 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9941 (rs6000_legitimate_address_p): ... this, make static.
9942 (TARGET_LEGITIMATE_ADDRESS_P): New.
9943 (REG_MODE_OK_FOR_BASE_P): Delete.
9944 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9946 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9947 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9949 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9950 static, adjust types.
9951 (TARGET_LEGITIMATE_ADDRESS_P): New.
9953 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9954 * config/score/score.c (score_address_p): Rename to...
9955 (score_legitimate_address_p): ... this.
9956 (TARGET_LEGITIMATE_ADDRESS_P): New.
9957 * config/score/score3.c (score3_address_p): Rename to...
9958 (score3_legitimate_address_p): ... this.
9959 * config/score/score7.c (score7_address_p): Rename to...
9960 (score7_legitimate_address_p): ... this.
9962 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9963 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9964 GO_IF_LEGITIMATE_ADDRESS): Delete.
9965 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9966 thumb2_legitimate_address_p): Delete.
9967 (arm_legitimate_address_p): Rename to...
9968 (arm_legitimate_address_outer_p): ... this.
9969 * config/arm/constraints.md ("Uq"): Adjust call.
9970 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9971 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9973 (arm_legitimate_address_outer_p): ... this.
9974 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9976 (TARGET_LEGITIMATE_ADDRESS_P): New.
9978 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9979 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9980 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9981 (TARGET_LEGITIMATE_ADDRESS_P): New.
9983 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9984 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9985 * config/vax/vax.c (legitimate_address_p): Rename to...
9986 (vax_legitimate_address_p): ... this, make static.
9987 (TARGET_LEGITIMATE_ADDRESS_P): New.
9989 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9990 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9991 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9992 (TARGET_LEGITIMATE_ADDRESS_P): New.
9994 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9995 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9996 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9997 (mmix_legitimate_address_p): ... this, make static.
9998 (TARGET_LEGITIMATE_ADDRESS_P): New.
10000 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10001 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
10002 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
10003 (TARGET_LEGITIMATE_ADDRESS_P): New.
10005 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10007 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10008 of MODE_COMPLEX_INT.
10010 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10012 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10013 LCT_NORMAL in function call.
10014 * mips-tdump.c (print_file_desc): Add cast to enum type.
10015 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10016 (mark_stabs): Add casts to enum types.
10017 (parse_stabs_common): Add casts to enum types.
10019 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10021 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10022 Check for invalid values of LETTER.
10024 2009-05-13 Taras Glek <tglek@mozilla.com>
10026 * attribs.c (register_attribute): moved out attribute registration
10027 into register_attribute.
10028 * doc/plugins.texi: Documented register_attribute and
10030 * gcc-plugin.h: Added forward decl for register_attribute.
10031 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10032 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10033 PLUGIN_ATTRIBUTES boilerplate.
10035 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10037 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10038 values even in sentinel and empty entries.
10039 (ms_printf_flag_specs): Likewise.
10040 (ms_scanf_flag_specs): Likewise.
10041 (ms_strftime_flag_specs): Likewise.
10042 (ms_print_char_table): Likewise.
10043 (ms_scan_char_table): Likewise.
10044 (ms_time_char_table): Likewise.
10046 2009-05-13 Doug Kwan <dougkwan@google.com>
10048 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10050 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10052 * config/mips/mips.md (store): Add attributes for QI and HI.
10054 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10055 (truncdi<mode>2): ... this new pattern.
10057 2009-05-13 Brad Hards <bradh@kde.org>
10059 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10061 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10062 Ben Elliston <bje@au.ibm.com>
10064 PR middle-end/40035
10065 * dse.c (check_mem_read_rtx): Guard against width == -1.
10067 2009-05-13 Michael Matz <matz@suse.de>
10069 PR middle-end/39976
10070 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10071 (trivially_conflicts_p): New function.
10072 (insert_backedge_copies): Use it.
10074 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10076 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10077 (handle_stdc_pragma): Use new enum constant names.
10078 (handle_pragma_float_const_decimal64): Ditto.
10080 2009-05-13 Ian Lance Taylor <iant@google.com>
10082 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10085 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10087 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10088 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10090 * config/m68k/m68k.h (FL_UCLINUX): Define.
10092 2009-05-13 Jan Hubicka <jh@suse.cz>
10094 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10096 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10098 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10099 unless -fschedule-insns is specified.
10101 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10104 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10105 TARGET_EXPAND_CBRANCHDI4.
10106 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10107 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10108 (cmpeqdi): Fix comment.
10110 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10112 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10113 (sh_legitimate_address_p): Likewise.
10114 * config/sh/sh.c (sh_legitimate_index_p): New.
10115 (sh_legitimate_address_p): Likewise.
10116 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10117 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10118 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10119 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10120 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10121 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10122 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10123 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10124 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10126 2009-05-12 Jan Hubicka <jh@suse.cz>
10128 * tree-inline.c (estimate_operator_cost): Add operands;
10129 when division happens by constant, it is cheap.
10130 (estimate_num_insns): Loads and stores are not having cost of 0;
10131 EH magic stuff is cheap; when computing runtime cost of switch,
10132 use log2 base of amount of its cases; builtin_expect has cost of 0;
10133 compute cost for moving return value of call.
10134 (init_inline_once): Initialize time_based flags.
10135 * tree-inline.h (eni_weights_d): Add time_based flag.
10137 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10139 * df-core.c: Update head documentation.
10141 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10144 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10145 shadowing exisiting variable op1.
10147 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10150 * config/i386/driver-i386.c (processor_signatures): New enum.
10151 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10152 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10153 processor signature to detect geode processor.
10155 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10159 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10161 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10162 causes spurious differences between trunk and cond-optab branch.
10164 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10166 * dojump.c (compare_from_rtx): Delete.
10167 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10168 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10169 if the comparison does not satisfy the predicate; test predicates for
10170 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10171 further if one existing pattern fails.
10172 * expr.h (compare_from_rtx): Delete.
10173 (prepare_operand): Declare it.
10174 * optabs.c: Change "lib call" to "libcall" throughout.
10175 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10176 HAVE_conditional_trap, emit_cmp_insn): Delete.
10177 (can_compare_p): Delete cmp_optab case.
10178 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10179 Accept other parameters by value.
10180 (prepare_operand): Make non-static.
10181 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10182 other parameters by value. Try to widen operands here based on
10183 an optab_methods argument and looking at cbranch_optab.
10184 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10185 loop. Use cbranch_optab directly.
10186 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10187 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10189 (emit_conditional_move, emit_conditional_add): Inline what's needed
10190 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10191 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10192 with COMPARE. Move cmov_optab and cstore_optab above
10193 with cbranch_optab, move cmp_optab down with ucmp_optab,
10194 remove tst_otpab. Do not initialize trap_rtx.
10195 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10196 for trap code. Do not check HAVE_conditional_trap. Use
10197 prepare_cmp_insn. Accept no predicate for operand 3.
10198 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10199 (OTI_ctrap, ctrap_optab): New.
10200 (tst_optab): Delete.
10201 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10202 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10203 with lookup of ctrap_optab.
10204 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10206 (ctrap_optab): New.
10208 * combine.c (combine_simplify_rtx, simplify_set): Do not
10209 special case comparing against zero for cc0 machines.
10210 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10211 COMPARE on cc0 machines.
10212 (simplify_relational_operation): Return a new expression when
10213 a COMPARE could be removed.
10214 * final.c (final_scan_insn): Compare cc_status values
10215 against LHS of a (compare FOO (const_int 0)) cc0 source.
10216 Also check if cc_status.value is the full compare.
10218 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10219 (cstoreMM4): Document.
10220 (conditional_trap): Document ctrapMM4 instead.
10221 (sync_compare_and_swapMM): Refer to cbranchcc4.
10222 (Dependent Patterns): Eliminate obsolete information referring to
10223 the old jump optimization phase.
10224 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10225 of compares with 0 on cc0 machines.
10226 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10227 avoiding references to cc0. Remove text about storing operands
10229 * doc/tm.texi (Condition Codes): Include blurb on different
10230 condition code representations, separate into subsections for
10231 CC0, MODE_CC and conditional execution.
10233 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10234 alpha_emit_setcc): Accept operands and a machine mode.
10235 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10236 Get code/op0/op1 from operands, use machine mode argument
10237 instead of alpha_compare.fp_p. Emit the branch here.
10238 (alpha_emit_setcc): Likewise, and return boolean.
10239 (alpha_emit_conditional_move): Likewise. Assert that
10240 cmp_op_mode == cmp_mode, and simplify accordingly.
10241 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10242 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10243 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10245 (stack probe test): Use cbranchdi4.
10246 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10248 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10249 * config/arc/arc.h (movsicc, movsfcc): Use it.
10250 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10251 (cbranchsi4, cstoresi4): New.
10252 (cmpsi, bCC and sCC expanders): Remove.
10254 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10255 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10256 * config/arm/predicates.md (arm_comparison_operator): Only include
10257 floating-point operators if there is a hardware floating-point unit.
10258 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10259 deferring to cbranch_cc and cstore_cc respectively.
10260 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10261 cbranch_cc, cstore_cc): New.
10262 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10264 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10266 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10267 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10269 (adjust_insn_length): Adjust calls.
10270 (avr_reorg): Handle (compare (foo) (const_int 0)).
10271 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10272 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10273 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10274 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10276 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10277 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10279 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10280 (cbranchsi4, cstorebi4, cstoresi4): New.
10281 (movbisi): This insn is duplicate, split it to zero_extend.
10282 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10283 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10284 (bfin_optimize_loop): Use cbranch expander.
10285 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10286 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10287 (bfin_bimode_comparison_operator): ... this.
10288 (bfin_direct_comparison_operator): New.
10290 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10291 inside (compare FOO (const_int 0)).
10292 (cris_rtx_costs): Handle ZERO_EXTRACT.
10293 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10294 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10295 (*tstdi_v32): Delete.
10296 (*cmpdi_non_v32): Add M alternative for operand 1.
10297 (cmpsi, cmp<mode>): Make private.
10298 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10300 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10302 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10303 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10304 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10305 (cc_reg_operand): New.
10306 (any_cond): Delete.
10307 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10308 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10309 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10310 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10311 crx_expand_scond): Delete.
10313 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10315 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10316 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10318 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10319 cstoresi4, cstoresf4, cstoredf4): New.
10320 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10321 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10322 Receive the entire operands array.
10323 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10324 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10325 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10326 Get test/op0/op1 from the operands array.
10327 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10329 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10330 (h8300_expand_store): New.
10331 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10333 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10334 (h8300_expand_store): New.
10335 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10336 or do not try to produce (set (cc0) REG).
10337 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10338 change a compare into a move to a scratch register. Disable some
10339 peepholes when comparing with zero.
10340 (tstsi, tsthi, tstsi, cmpqi): Make private.
10342 (bCC, sCC): Delete.
10343 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10346 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10347 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10348 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10349 (ix86_emit_i387_log1p): Use cbranchxf2.
10350 (ix86_expand_setcc): Return void.
10351 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10352 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10353 cmp<MODEF>, cmpcc): Remove.
10354 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10355 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10356 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10357 (sCC and bCC expanders): Remove.
10358 (stack_protect_test): Use cbranchcc4.
10360 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10362 (ia64_expand_compare): Accept three rtx by reference and return void.
10363 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10364 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10365 from *expr. Update *expr with the BImode comparison to do.
10366 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10367 cmptf, bCC, sCC, conditional_trap): Delete.
10368 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10369 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10370 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10371 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10372 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10374 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10375 type of last argument.
10376 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10377 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10378 use machine mode argument instead of branch_type. Remove dead
10379 code for floating-point comparisons.
10380 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10381 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10383 (cbranchsi4, cstoresi4): New.
10384 * config/iq2000/predicates.md (reg_or_const_operand): New.
10386 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10387 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10388 (b<code>_op): Rewrite to...
10389 (bcc_op): ... this, using match_operator.
10390 (s<code>_op): Rewrite to...
10391 (scc_op): ... this, using match_operator.
10392 (s<code>_24_op): Rewrite to...
10393 (scc_op_24): ... this, using match_operator.
10394 (s<code>_<mode>): Rewrite to...
10395 (cstore<mode>4): ... this, using match_operator.
10396 (s<code>_<mode>_24): Rewrite to...
10397 (cstore<mode>4_24): ... this, using match_operator.
10398 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10399 m32c_unpend_compare, m32c_expand_scc): Delete.
10400 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10401 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10402 (m32c_expand_movcc): Change NE to EQ if necessary.
10403 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10405 * config/m32r/m32r-protos.h (gen_cond_store): New.
10406 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10407 (gen_cond_store): New, from sCC patterns.
10408 (m32r_expand_block_move): Use cbranchsi4.
10409 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10410 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10411 (cbranchsi4, cstoresi4): New.
10413 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10415 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10416 (m68hc11_notice_update_cc): Look into a compare with 0.
10417 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10419 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10420 cmphi, cmpqi, bCC): Delete.
10421 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10422 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10423 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10426 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10427 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10428 * config/m68k/constraints.md (H): New.
10429 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10430 the define_insn below.
10431 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10432 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10433 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10434 patterns): Wrap RHS with COMPARE.
10435 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10436 (*cmpdi_internal): Name this pattern.
10437 (cmpdi): Change to define_insn.
10438 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10439 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10440 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10442 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10443 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10444 (conditional_trap): Change to...
10445 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10446 (*conditional_trap): Use the ordered_comparison_operator and
10447 const1_operand predicates.
10448 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10449 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10450 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10451 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10453 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10454 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10455 (mcore_gen_compare): New.
10456 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10457 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10458 (mcore_gen_compare): ... this.
10459 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10460 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10461 (stack probe pattern): Use cbranchsi4.
10463 * config/mips/predicates.md (mips_cstore_operator): New.
10464 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10465 * config/mips/mips.md (any_cond): Delete.
10466 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10468 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10469 fixuns_truncsfdi2): Use cbranch patterns.
10470 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10471 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10472 Adjust call to mips_expand_conditional_branch.
10473 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10475 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10476 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10477 * config/mips/mips.c (cmp_operands): Delete.
10478 (mips_emit_compare): Get comparison operands from *op0/*op1.
10479 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10480 that it succeeds. Use op0/op1 instead of cmp_operands.
10481 (mips_expand_conditional_branch, mips_expand_conditional_move,
10482 mips_expand_conditional_trap): Likewise.
10483 (mips_block_move_loop): Use cbranch patterns.
10484 * config/mips/mips.h (cmp_operands): Delete.
10486 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10487 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10488 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10489 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10490 (*cmpcc_folded): Rename to...
10491 (*cmpdi_folded): this.
10492 (*cmpcc): Rename to...
10494 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10497 (cbranchdf4): New. Handle invalid comparisons here.
10498 * config/mmix/predicates.md (float_comparison_operator): New.
10500 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10501 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10502 * config/mn10300/mn10300.md (tst): Delete.
10503 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10504 Name these patterns and wrap RHS in a compare.
10505 (*cmpsi): Make this pattern private. Include tst.
10506 (*cmpsf): Make this pattern private.
10507 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10508 (compare with zero peepholes): Likewise.
10510 (cbranchsi4, cbranchsf4): New.
10511 (casesi): Use cbranchsi4.
10513 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10514 hppa_branch_type): Delete.
10515 (return_addr_rtx): Use cbranchsi4.
10516 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10517 Emit CCFPmode comparison here.
10518 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10519 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10520 hppa_branch_type): Delete.
10521 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10522 (movsicc, movdicc): Remove references to hppa_compare_op0,
10523 hppa_compare_op1 and compare_from_rtx.
10524 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10525 (casesi): Use cbranchsi4.
10527 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10528 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10529 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10530 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10531 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10533 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10534 (*branch, *branch_inverted): New.
10536 * config/picochip/picochip.md (cbranchhi4): Use
10537 ordered_comparison_operator.
10538 (cmphi, bCC): Remove.
10540 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10541 (trap_comparison_operator): Delete.
10542 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10543 rs6000_emit_cbranch): Accept mode and operands.
10544 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10545 rs6000_compare_fp_p): Delete.
10546 (rs6000_generate_compare): Accept mode and comparison. Extract code
10547 and op0/op1 from there. Replace references to rs6000_compare_op0
10548 and rs6000_compare_op1.
10549 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10550 extract result from passed operands.
10551 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10552 extract loc from passed operands.
10553 (rs6000_emit_cmove): Likewise.
10554 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10555 rs6000_compare_fp_p): Delete.
10556 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10557 (cbranch<GPR>4, cbranch<FP>4): New.
10558 (cstore<mode>4): New. Consolidate here all choices about when to use
10559 portable or specialized sCC sequences.
10560 (stack_protect_test): Use cbranchsi4.
10561 (conditional_trap): Replace with ctrap<GPR>4.
10562 (conditional trap insn): Replace trap_comparison_operator with
10563 ordered_comparison_operator.
10565 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10566 (s390_emit_prologue): Use ctrap.
10567 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10568 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10569 New predicates replacing...
10570 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10571 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10572 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10573 (add<mode>cc): Do not use s390_compare_op0/op1.
10574 (s<code>): Change to...
10575 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10576 (seq): Change to...
10577 (cstorecc4): ... this. Handle EQ or NE equally.
10578 (*sne): Un-privatize for use in cstorecc4.
10579 (b<code>): Change to...
10580 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10581 (conditional_trap): Replace with...
10582 (ctrap<GPR>4, ctrap<FP>4): ... these.
10583 (stack_protect): Use cbranchcc4.
10585 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10586 * config/score/score-protos.h (score_gen_cmp): Delete.
10587 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10588 (score_block_move-loop): Use cbranchsi4.
10589 * config/score/score.md (cbranchsi4): New.
10590 (cmpsi, bCC): Delete.
10591 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10592 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10593 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10594 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10595 * config/score/score3.h (score3_gen_cmp): Delete.
10596 * config/score/score7.h (score7_gen_cmp): Delete.
10598 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10599 (sh_emit_scc_to_t): ... this. Return void.
10600 (from_compare): Rename to...
10601 (sh_emit_compare_and_branch): ... this.
10602 (sh_emit_compare_and_set): New.
10603 (sh_expand_t_scc): Accept operands.
10604 * config/sh/predicates.md (sh_float_comparison_operator): New.
10605 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10606 (prepare_scc_operands): Rename to...
10607 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10609 (sh_emit_cheap_store_flag): New.
10610 (sh_emit_set_t_insn): New.
10611 (from_compare): Rename to...
10612 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10613 handling of TARGET_SH2E floating point to avoid recursive call.
10614 Generate branch here.
10615 (sh_emit_compare_and_set): New.
10616 (sh_expand_t_scc): Get op0/op1 from arguments.
10617 (sh_emit_cheap_store_flag): New.
10618 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10620 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10621 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10622 (movsicc, movdicc): Do nothing when it recreated operands from
10623 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10624 prepare_scc_operands (now sh_emit_scc_to_t).
10625 (udivdi3): Use cstoresi4.
10626 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10627 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10628 (cbranchint4_media, cbranchfp4_media): New.
10629 (casesi): Use cbranchdi4.
10630 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10632 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10633 (movnegt): Remove second operand.
10634 (cbranchsf4, cbranchdf4): New.
10635 (stack_protect): Use cbranchdi4/cbranchsi4.
10637 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10638 (gen_compare_reg): Accept comparison, extract part of it to...
10639 (gen_compare_reg_1): ... this.
10640 (gen_compare_operator): Delete.
10641 (gen_v9_scc): Accept separate destination, comparison code and arms.
10642 Do not use sparc_compare_op0/sparc_compare_op1.
10643 (emit_scc_insn, emit_conditional_branch_insn): New.
10644 (emit_v9_brxx): Make static. Remove useless assertion.
10645 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10647 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10648 * config/sparc/sparc-protos.h (gen_compare_reg,
10649 sparc_emit_float_lib_cmp): Adjust prototype.
10650 (emit_scc_insn, emit_conditional_branch_insn): New.
10651 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10652 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10653 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10654 iterators to the top.
10655 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10656 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10657 snedi_special_trunc): Delete.
10658 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10659 and snedi_special_trunc.
10660 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10661 cbranchdi4, cbranch<F:mode>4): New.
10662 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10663 here. Use gen_compare_reg instead of gen_compare_operator.
10664 (conditional_trap): Replace with...
10665 (ctrapsi4, ctrapdi4): ... this.
10666 (stack_protect_test): Use cbranchcc4.
10668 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10670 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10671 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10672 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10673 from operands[0] or operands[3] depending on is_set.
10674 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10675 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10676 cmpdf, bCC), sCC: Remove.
10677 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10678 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10680 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10681 spu_emit_branch_or_set.
10683 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10685 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10686 xstormy16_compare_op1): Delete.
10687 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10688 xstormy16_compare_op1): Delete.
10689 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10691 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10692 (cmphi, cmpsi, bCC): Remove.
10694 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10695 (*cmpsi): ... this one.
10696 (cbranchsi4, cstoresi4): New.
10697 (bCC expanders): Delete.
10698 (sCC insns): Fold into...
10699 (*setcc): ... this one.
10700 (casesi): Do not use gen_cmpsi and gen_bgtu.
10701 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10702 (movsicc): Simplify.
10703 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10705 * config/vax/vax-protos.h (cond_name): New.
10706 (vax_output_conditional_branch): Remove.
10707 * config/vax/vax.c (cond_name): New.
10708 (vax_output_conditional_branch): Remove.
10709 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10710 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10711 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10712 (bit<VAXint>): Wrap source with (compare).
10713 (b<code> and following unnamed pattern): Rename to *branch and
10714 *branch_reversed. Change macroization to match_operator.
10715 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10717 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10718 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10719 Change last argument to machine_mode.
10720 (xtensa_expand_scc): Add machine_mode argument.
10721 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10722 (gen_conditional_move, xtensa_expand_conditional_branch,
10723 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10724 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10725 Adjust operand numbers.
10726 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10728 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10729 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10730 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10732 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10734 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10735 causes spurious differences between trunk and cond-optab branch.
10737 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10740 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10742 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10744 * tree.c (iterative_hash_pointer): Delete.
10745 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10746 Hash UIDs and versions of SSA names. Don't special-case built-in
10747 function declarations.
10749 2009-05-11 Ian Lance Taylor <iant@google.com>
10752 * graphite.c: Force -Wc++-compat to only be a warning before
10753 #including "cloog/cloog.h".
10755 2009-05-11 Martin Jambor <mjambor@suse.cz>
10757 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10759 2009-05-11 Jan Hubicka <jh@suse.cz>
10761 * tree-ssa-loop-ivcanon.c: Include target.h
10762 (struct loop_size): new structure.
10763 (constant_after_peeling): New predicate.
10764 (tree_estimate_loop_size): New function.
10765 (estimated_unrolled_size): Rewrite for new estimates.
10766 (try_unroll_loop_completely): Use new estimates.
10767 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10769 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10771 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10772 libcpp interface change.
10773 (spu_macro_to_expand): Likewise.
10775 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10777 PR tree-optimization/40026
10778 * gimplify.c (gimplify_init_constructor): Change initial conditional
10779 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10780 optimize_compound_literals_in_ctor.
10782 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10784 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10786 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10788 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10790 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10791 HOST_WIDE_INT for gap.
10793 2009-05-11 Ira Rosen <irar@il.ibm.com>
10795 PR tree-optimization/40074
10796 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10797 account in group size and step comparison.
10799 2009-05-11 Richard Guenther <rguenther@suse.de>
10801 * passes.c (init_optimization_passes): Strip now incorrect comment.
10802 (execute_function_todo): Do not set PROP_alias.
10803 * tree-pass.h (PROP_alias): Remove.
10804 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10805 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10806 * tree-nrv.c (pass_return_slot): Likewise.
10807 * tree-object-size.c (pass_object_sizes): Likewise.
10808 * tree-ssa-dom.c (pass_dominator): Likewise.
10809 (pass_phi_only_cprop): Likewise.
10810 * tree-ssa-dse.c (pass_dse): Likewise.
10811 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10812 (pass_cselim): Likewise.
10813 * tree-ssa-pre.c (pass_pre): Likewise.
10814 (pass_fre): Likewise.
10815 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10816 * tree-ssa-sink.c (pass_sink_code): Likewise.
10817 * tree-stdarg.c (pass_stdarg): Likewise.
10818 * tree-tailcall.c (pass_tail_calls): Likewise.
10819 * tree-vrp.c (pass_vrp): Likewise.
10821 2009-05-10 Ian Lance Taylor <iant@google.com>
10823 * basic-block.h (enum profile_status): Break out of struct
10824 control_flow_graph.
10825 * cgraph.h (struct inline_summary): Break out of struct
10827 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10828 of struct cgraph_order_sort.
10829 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10830 * cse.c (struct branch_path): Break out of struct
10831 cse_basic_block_data.
10832 * except.h (enum eh_region_type): Break out of struct eh_region.
10833 * gcc.c (enum add_del): Break out of struct modify_target.
10834 * genrecog.c (enum decision_type): Break out of struct decision_test.
10835 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10837 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10838 * regmove.c (enum match_use): New enum, broken out of struct match.
10839 * sched-int.h (enum post_call_group): New enum, broken out of
10841 (struct deps_reg): Break out of struct deps.
10842 * target.h (struct asm_int_op): Break out of struct gcc_target.
10843 * tree-eh.c (struct goto_queue_node): Break out of struct
10845 * tree-inline.h (enum copy_body_cge_which): Break out of
10847 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10849 * c-decl.c (in_struct, struct_types): New static variables.
10850 (pushtag): Add loc parameter. Change all callers.
10851 (lookup_tag): Add ploc parameter. Change all callers.
10852 (check_compound_literal_type): New function.
10853 (parser_xref_tag): Add loc parameter. Change all callers. If
10854 -Wc++-compat, warn about struct/union/enum types defined within a
10856 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10857 and loc parameters. Change all callers. Change error calls to
10858 error_at, using loc. For a redefinition, if the location of the
10859 original definition is known, report it. Set in_struct and
10860 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10861 (finish_struct): Add new parameters enclosing_in_struct and
10862 enclosing_struct_types. Change all callers. Set
10863 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10864 in the struct. If in a struct, add this struct to struct_types.
10865 (start_enum): Add loc parameter. Change all callers. Use
10866 error_at for errors, using loc. For a redefinition, if the
10867 location of the original definition is known, report it. If in a
10868 struct, add this enum type to struct_types. If -Wc++-compat warn
10869 if in sizeof, typeof, or alignof.
10870 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10871 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10872 (c_parser_enum_specifier): Get enum location for start_enum.
10873 (c_parser_struct_or_union_specifier): Get struct location for
10874 start_struct. Save in_struct and struct_types status between
10875 start_struct and finish_struct.
10876 (c_parser_cast_expression): Get location of cast.
10877 (c_parser_alignof_expression): Get location of type.
10878 (c_parser_postfix_expression): Likewise.
10879 (c_parser_postfix_expression_after_paren_type): Add type_loc
10880 parameter. Change all callers. Call check_compound_literal_type.
10881 Use type_loc for error about variable size type.
10882 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10883 of an enum constant from an enum type defined in a struct or union.
10884 (c_cast_expr): Add loc parameter. Change all callers. If
10885 -Wc++-compat, warn about defining a type in a cast.
10886 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10887 (start_enum, start_struct, finish_struct): Update declarations.
10888 (parser_xref_tag, c_cast_expr): Update declarations.
10889 (check_compound_literal_type): Declare.
10891 2009-05-11 Ben Elliston <bje@au.ibm.com>
10893 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10894 for recent libcpp interface change.
10895 (rs6000_macro_to_expand): Likewise.
10897 2009-05-10 Michael Matz <matz@suse.de>
10900 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10901 not at entry of function.
10903 2009-05-10 Richard Guenther <rguenther@suse.de>
10905 PR tree-optimization/40081
10907 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10908 using the main variant of the element type. Do not fiddle with
10909 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10911 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10912 structs with volatile fields.
10914 2009-05-10 Jan Hubicka <jh@suse.cz>
10916 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10917 (estimate_move_cost): Assert that it does not get called for
10919 (estimate_num_insns): Skip VOID types in argument handling.
10920 (optimize_inline_calls): Delete unreachable blocks and verify that
10921 callgraph is valid.
10923 2009-05-10 Jan Hubicka <jh@suse.cz>
10925 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10926 * cgraph.c (cgraph_mark_address_taken_node): New function.
10927 (dump_cgraph_node): Dump new flag.
10928 * cgraph.h (struct cgraph_node): Add address_taken.
10929 (cgraph_mark_address_taken_node): New function.
10930 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10931 since new direct calls can be born.
10933 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10935 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10936 tok->val.node.node.
10938 2009-05-10 Jan Hubicka <jh@suse.cz>
10940 PR middle-end/40084
10941 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10943 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10944 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10945 * tree-inline.c (copy_bb): Set frequency correctly.
10946 (fold_marked_statements): Update call to
10947 cgraph_update_edges_for_call_stmt.
10949 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10951 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10952 identifiers in diagnostics.
10953 * config/arm/arm.c (arm_handle_fndecl_attribute,
10954 arm_handle_isr_attribute): Likewise.
10955 * config/avr/avr.c (avr_handle_progmem_attribute,
10956 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10957 * config/bfin/bfin.c (handle_int_attribute,
10958 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10959 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10960 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10962 * config/darwin.c (darwin_handle_kext_attribute,
10963 darwin_handle_weak_import_attribute): Likewise.
10964 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10965 h8300_handle_eightbit_data_attribute,
10966 h8300_handle_tiny_data_attribute): Likewise.
10967 * config/i386/i386.c (ix86_handle_cconv_attribute,
10968 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10969 * config/i386/winnt.c (ix86_handle_shared_attribute,
10970 ix86_handle_selectany_attribute): Likewise.
10971 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10972 * config/m32c/m32c.c (function_vector_handler): Likewise.
10973 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10974 m68hc11_handle_fntype_attribute): Likewise.
10975 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10976 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10977 * config/mips/mips.c (mips_insert_attributes,
10978 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10979 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10980 rs6000_handle_struct_attribute): Likewise.
10981 * config/sh/sh.c (sh_insert_attributes,
10982 sh_handle_resbank_handler_attribute,
10983 sh_handle_interrupt_handler_attribute,
10984 sh2a_handle_function_vector_handler_attribute,
10985 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10987 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10988 * config/spu/spu.c (spu_handle_fndecl_attribute,
10989 spu_handle_vector_attribute): Likewise.
10990 * config/stormy16/stormy16.c
10991 (xstormy16_handle_interrupt_attribute): Likewise.
10992 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10993 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10995 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10997 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10998 (pp_translate_identifiers): New.
10999 (pp_identifier): Only conditionally translate identifier to locale
11001 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
11002 (pp_base_tree_identifier): Only conditionally translate identifier
11003 to locale character set.
11004 * c-pretty-print.c (M_): Define.
11005 (pp_c_type_specifier, pp_c_primary_expression): Mark English
11006 fragments for conditional translation with M_.
11007 * tree-pretty-print.c (maybe_init_pretty_print): Disable
11008 identifier translation.
11010 2009-05-10 Richard Guenther <rguenther@suse.de>
11012 PR tree-optimization/40081
11013 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11014 using the main variant of the element type. Do not fiddle with
11015 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11017 2009-05-09 Jan Hubicka <jh@suse.cz>
11019 PR middle-end/40080
11020 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11021 indirect calls; verify cgraph afterwards.
11023 2009-05-09 Jan Hubicka <jh@suse.cz>
11026 * ipa.c (update_inlined_to_pointer): New function.
11027 (cgraph_remove_unreachable_nodes): Use it.
11029 2009-05-09 Jan Hubicka <jh@suse.cz>
11031 * tree-eh.c (struct leh_state): Remove prev_try.
11032 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11033 not track prev_try.
11034 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11035 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11036 remove_eh_handler_and_replace, foreach_reachable_handler,
11037 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11038 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11039 (gen_eh_region_cleanup): Update prototype.
11041 2009-05-09 Jan Hubicka <jh@suse.cz>
11043 PR middle-end/40043
11044 * except.c (copy_eh_region): Always set prev_try.
11045 (redirect_eh_edge_to_label): Find outer try.
11046 (foreach_reachable_handler): When looking for prev try
11047 handle case where previous try is not going to be taken.
11049 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11051 PR tree-optimization/40049
11052 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11053 only vector/vector shifts, convert the type of the constant to the
11054 appropriate type to avoid building incorrect trees, which
11055 eventually have problems with garbage collection.
11057 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11059 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11060 -1 for complex floating-point types if honoring signed zeros.
11062 2009-05-08 Jan Hubicka <jh@suse.cz>
11064 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11065 argument; handle correctly when profile is absent.
11066 (build_cgraph_edges): Update.
11067 (rebuild_cgraph_edges): Update.
11068 * cgraph.c: Do not include varray.h.
11069 (cgraph_set_call_stmt_including_clones): New function.
11070 (cgraph_create_edge_including_clones): Likewise
11071 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11072 (cgraph_update_edges_for_call_stmt): Handle clones.
11073 (cgraph_remove_node): Handle clone tree.
11074 (cgraph_remove_node_and_inline_clones): New function.
11075 (dump_cgraph_node): Dump clone tree.
11076 (cgraph_clone_node): Handle clone tree.
11077 (clone_function_name): Bring here from tree-inline.c.
11078 (cgraph_create_virtual_clone): New function.
11079 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11080 (cgraph_clone_info): New function.
11081 (strut cgraph_node): Add clone_info and new clone tree pointers.
11082 (cgraph_remove_node_and_inline_clones,
11083 cgraph_set_call_stmt_including_clones,
11084 cgraph_create_edge_including_clones,
11085 cgraph_create_virtual_clone): Declare.
11086 (cgraph_function_versioning): Use VEC argument.
11087 (compute_call_stmt_bb_frequency): Update prototype.
11088 (cgraph_materialize_all_clones): New function.
11089 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11090 (ipcp_create_replace_map): Update to VECtors.
11091 (ipcp_update_callgraph): Use virtual clones.
11092 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11093 (ipcp_update_profiling): Do not update local profiling.
11094 (ipcp_insert_stage): Use VECtors and virtual clones.
11095 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11096 (clone_of_p): New function.
11097 (cgraph_preserve_function_body_p): Use clone tree.
11098 (cgraph_optimize): Materialize clones.
11099 (cgraph_function_versioning): Update for VECtors.
11100 (save_inline_function_body): Use clone tree.
11101 (cgraph_materialize_clone): New function.
11102 (cgraph_materialize_all_clones): Likewise.
11103 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11104 * ipa.c: Include gimple.h.
11105 (cgraph_remove_unreachable_nodes): Use clone tree.
11106 * ipa-prop.c (ipa_note_param_call): Update call to
11107 compute_call_stmt_bb_frequencycall.
11108 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11109 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11110 (copy_bb): Handle updating of clone tree; add new edge when new call
11112 (expand_call_inline): Be strict about every call having edge.
11113 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11114 (delete_unreachable_blocks_update_callgraph): New function.
11115 (tree_function_versioning): Use VECtors; always remove unreachable
11116 blocks and fold conditionals.
11117 * tree-inline.h: Do not include varray.h.
11118 (tree_function_versioning): Remove.
11119 * Makefile.in (GTFILES): Remove tree-inline.c
11120 * passes.c (do_per_function): Do only functions having body.
11121 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11124 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11125 Andrew Morrow <acm@google.com>
11128 * c-common.c (c_common_attribute_table): Permit deprecated
11129 attribute to take an optional argument.
11130 (handle_deprecated_attribute): If the optional argument to
11131 __attribute__((deprecated)) is not a string ignore the attribute
11132 and emit a warning.
11134 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11135 * c-typeck.c (build_component_ref): Likewise.
11136 (build_external_ref): Likewise.
11138 * toplev.c (warn_deprecated_use): Add an attribute argument.
11139 Emit the message associated with __attribute__((deprecated)).
11141 * toplev.h (warn_deprecated_use): Updated.
11143 * doc/extend.texi: Document new optional parameter to
11144 __attribute__((deprecated))
11146 2009-05-08 Michael Eager <eager@eagercon.com>
11148 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11149 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11151 2009-05-08 Richard Guenther <rguenther@suse.de>
11153 PR tree-optimization/40062
11154 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11155 Avoid exponential behavior.
11157 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11159 PR rtl-optimization/33928
11161 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11162 process_uses, build_single_def_use_links): New.
11163 (update_df): Update use_def_ref.
11164 (forward_propagate_into): Use get_def_for_use instead of use-def
11166 (fwprop_init): Call build_single_def_use_links and let it initialize
11168 (fwprop_done): Free use_def_ref.
11169 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11170 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11171 df_rd_simulate_one_insn): New.
11172 (df_rd_bb_local_compute_process_def): Update head comment.
11173 (df_chain_create_bb): Use the new RD simulation functions.
11174 * df.h (df_rd_simulate_artificial_defs_at_top,
11175 df_rd_simulate_one_insn): New.
11176 * opts.c (decode_options): Enable fwprop at -O1.
11177 * doc/invoke.texi (-fforward-propagate): Document this.
11179 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11182 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11183 and one complex operand specially.
11184 * tree-complex.c (some_nonzerop): Do not identify a real value as
11185 zero if flag_signed_zeros.
11187 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11189 PR rtl-optimization/33928
11190 * loop-invariant.c (record_use): Fix && vs. || mishap.
11192 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11194 PR rtl-optimization/33928
11195 * loop-invariant.c (struct use): Add addr_use_p.
11196 (struct def): Add n_addr_uses.
11197 (struct invariant): Add cheap_address.
11198 (create_new_invariant): Set cheap_address.
11199 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11200 (record_uses): Pass df_ref to record_use.
11201 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11204 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11206 * config/sh/sh.c: Do not include c-pragma.h.
11208 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11210 * config/spu/spu.c: Remove include of c-common.h.
11212 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11215 * c-common.h (mark_valid_location_for_stdc_pragma,
11216 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11217 clear_float_const_decimal64, float_const_decimal64_p): New.
11218 * c.opt (Wunsuffixed-float-constants): New.
11219 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11220 unsuffixed float constant, handle new warning.
11221 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11222 * c-decl.c (c_scope): New flag float_const_decimal64.
11223 (set_float_const_decimal64, clear_float_const_decimal64,
11224 float_const_decimal64_p): New.
11225 (push_scope): Set new flag.
11226 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11227 to use STDC pragmas.
11228 (c_parser_external_declaration): Ditto.
11229 (c_parser_compound_statement_nostart): Ditto.
11230 * c-pragma.c (valid_location_for_stdc_pragma,
11231 mark_valid_location_for_stdc_pragma,
11232 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11233 handle_pragma_float_const_decimal64): New.
11234 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11235 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11236 set_float_const_decimal64, clear_float_const_decimal64,
11237 float_const_decimal64_p): New dummy functions.
11238 * doc/extend.texi (Decimal Float): Remove statement that the
11239 pragma, and suffix for double constants, are not supported.
11240 * doc/invoke.texi (Warning Options): List new option.
11241 (-Wunsuffixed-float-constants): New.
11243 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11245 * config/i386/i386.c: Do not include c-common.h.
11247 2009-05-07 Mark Heffernan <meheff@google.com>
11249 * doc/invoke.texi (Debugging Options): Document change of debugging
11251 * opts.c (decode_options): Make dump_base_name relative to
11252 aux_base_name directory.
11254 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11256 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11257 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11259 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11261 * Makefile.in (install-plugin): Simplify a bit.
11263 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11265 * Makefile.in (OBJS-common): Add regcprop.o.
11267 * timevar.def (TV_CPROP_REGISTERS): New.
11268 * regrename.c (regrename_optimize): Return 0.
11269 (rest_of_handle_regrename): Delete.
11270 (pass_rename_registers): Point to regrename_optimize.
11271 (struct value_data_entry, struct value_data,
11272 kill_value_one_regno, kill_value_regno, kill_value,
11273 set_value_regno, init_value_data, kill_clobbered_value,
11274 kill_set_value, kill_autoinc_value, copy_value,
11275 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11276 replace_oldest_value_reg, replace_oldest_value_addr,
11277 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11278 debug_value_data, validate_value_data): Move...
11279 * regcprop.c: ... here.
11280 (rest_of_handle_cprop): Delete.
11281 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11283 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11285 PR middle-end/40057
11286 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11287 GEN_INT for 1 << bitnum.
11288 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11289 build_int_cst_type.
11291 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11293 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11294 Remove wrong description of "nand" operation.
11296 2009-05-06 Richard Guenther <rguenther@suse.de>
11297 Adam Nemet <anemet@caviumnetworks.com>
11299 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11300 comment. Add that if LHS is not a gimple register, then RHS1 has
11301 to be a single object (GIMPLE_SINGLE_RHS).
11303 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11305 * expr.c (get_def_for_expr): Move it up in the file.
11306 (store_field): When expanding a bit-field store, look at the
11307 defining gimple stmt for the masking conversion.
11309 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11311 PR middle-end/39986
11312 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11313 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11314 32-bit memcpy into long.
11316 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11318 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11319 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11321 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11322 instead of appending DW_OP_deref*.
11324 2009-05-06 Michael Matz <matz@suse.de>
11326 PR middle-end/40021
11327 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11328 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11330 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11332 * Makefile.in (install-plugin): Fix srcdir handling.
11334 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11336 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11337 when processing for not_regs_needed bitmap.
11338 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11339 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11340 handling it for rhs.
11342 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11344 * config/i386/i386.md (unnamed inc/dec peephole): Use
11345 optimize_insn_for_size_p instead of optimize_size.
11346 * config/i386/predicates.md (incdec_operand): Likewise.
11347 (aligned_operand): Likewise.
11348 * config/i386/sse.md (divv8sf3): Likewise.
11349 (sqrtv8sf2): Likewise.
11351 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11353 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11355 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11357 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11359 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11360 ssemodesuffixf2c with avxmodesuffixf2c.
11362 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11365 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11367 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11369 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11370 (struct tree_base): Adjust spacing for 8 bit boundaries.
11371 (struct tree_decl_common): Add decl_by_reference_flag bit.
11372 (DECL_BY_REFERENCE): Adjust.
11373 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11374 print DECL_BY_REFERENCE bit.
11375 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11376 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11377 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11378 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11381 PR middle-end/39666
11382 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11383 range of the type, but default label is missing, add it with one
11384 of the existing labels instead of adding a new label for it.
11386 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11390 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11392 * Makefile.in (enable_plugin, plugin_includedir): New.
11393 (install): Depend on install-plugin.
11394 (PLUGIN_HEADERS): New.
11395 (install-plugin): New.
11396 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11398 2009-05-05 Richard Guenther <rguenther@suse.de>
11400 PR tree-optimization/40022
11401 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11403 (phivn_valid_p): Fix tuplification error, simplify.
11404 (phiprop_insert_phi): Add dumps.
11405 (propagate_with_phi): Simplify.
11407 2009-05-05 Richard Guenther <rguenther@suse.de>
11409 PR middle-end/40023
11410 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11412 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11414 * tree.h (strip_float_extensions): Remove duplicate declaration.
11415 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11416 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11417 block_ultimate_origin): Rearrange the declarations line to match the
11418 comment that indicates the .c file which the functions are defined.
11419 (dwarf2out_*, set_decl_rtl): Add comment.
11420 (get_base_address): Adjust comment.
11421 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11422 declarations line and add comment.
11423 (is_builtin_name): Add blank after function name, for clarity.
11425 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11427 * attribs.c (decl_attributes): Use %qE for identifiers in
11429 * cgraphunit.c (verify_cgraph_node): Translate function names to
11430 locale character set in diagnostics.
11431 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11433 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11434 Document that functions are named in UTF-8.
11435 * expr.c (expand_expr_real_1): Translate function names to locale
11436 character set in diagnostics.
11437 * gimplify.c (omp_notice_variable, omp_is_private,
11438 gimplify_scan_omp_clauses): Use %qE for identifiers in
11440 * langhooks.c (lhd_print_error_function): Translate function names
11441 to locale character set.
11442 * langhooks.h (decl_printable_name): Document that return value is
11443 in internal character set.
11444 * stmt.c: Include pretty-print.h
11445 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11447 (resolve_operand_name_1): Translate named operand name to locale
11449 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11451 * toplev.c (announce_function): Translate function names to locale
11453 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11454 (default_tree_printer): Use pp_identifier or translate identifiers
11455 to locale character set. Mark "<anonymous>" for translation.
11456 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11457 for identifiers in diagnostics.
11458 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11460 * varasm.c (output_constructor): Use %qE for identifiers in
11463 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11465 * configure.ac: use ` ` instead of $()
11466 * configure: Regenerate.
11468 2009-05-05 Ben Elliston <bje@au.ibm.com>
11470 * config/pa/linux-atomic.c: Eliminate conditional include of
11471 errno.h on non-LP64 systems to simplify build requirements.
11473 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11475 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11477 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11478 and pass value to identifier_to_locale.
11479 (warn_variable_length_array): Make name a tree.
11480 (grokdeclarator): Separate diagnostic texts for named and unnamed
11481 declarators. Use %qE for named declarators.
11482 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11484 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11485 identifiers in diagnostics.
11486 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11487 identifier_to_locale. Mark "anonymous" strings for translation.
11489 2009-05-04 Michael Eager <eager@eagercon.com>
11491 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11492 address for DImode/DFmode only if double-precision FP regs.
11494 2009-05-04 Michael Eager <eager@eagercon.com>
11496 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11497 TARGET_SINGLE_FLOAT check.
11499 2009-05-04 Michael Eager <eager@eagercon.com>
11501 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11503 2009-05-04 Michael Eager <eager@eagercon.com>
11505 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11506 * config/rs6000/t-xilinx: New
11508 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11510 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11511 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11512 * gcc/explow.c (memory_address): Use target hook.
11513 * gcc/targhooks.c (default_legitimize_address): New.
11514 * gcc/targhooks.h (default_legitimize_address): New.
11515 * gcc/target.h (legitimize_address): New.
11516 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11517 (TARGET_INITIALIZER): Include it.
11518 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11520 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11521 * config/bfin/bfin.c (legitimize_address): Remove.
11522 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11523 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11525 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11526 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11528 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11529 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11530 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11531 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11532 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11533 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11534 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11535 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11536 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11537 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11538 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11539 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11540 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11541 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11542 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11543 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11544 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11545 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11546 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11547 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11548 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11549 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11550 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11552 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11553 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11554 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11555 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11556 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11557 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11558 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11559 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11560 (thumb_legitimize_address): Delete.
11561 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11562 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11563 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11564 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11565 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11566 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11568 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11571 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11572 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11573 * config/m32r/m32r.c (m32r_legitimize_address): New.
11574 * config/m68k/m68k.c (m68k_legitimize_address): New.
11575 * config/score/score.c (score_legitimize_address): Standardize.
11576 * config/score/score3.c (score3_legitimize_address): Standardize.
11577 * config/score/score3.h (score3_legitimize_address): Adjust.
11578 * config/score/score7.c (score7_legitimize_address): Standardize.
11579 * config/score/score7.h (score7_legitimize_address): Adjust.
11580 * config/sh/sh.c (sh_legitimize_address): New.
11581 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11583 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11584 (s390_legitimize_address): ... this.
11585 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11586 (sparc_legitimize_address): ... this.
11587 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11588 (ix86_legitimize_address): ... this.
11589 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11590 (avr_legitimize_address): ... this.
11591 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11592 (mn10300_legitimize_address): ... this.
11593 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11594 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11595 (alpha_expand_mov): Adjust call.
11597 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11598 * config/spu/spu.c (spu_legitimize_address): Likewise.
11599 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11600 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11602 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11604 * intl.c (locale_encoding, locale_utf8): New.
11605 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11606 * intl.h (locale_encoding, locale_utf8): Declare.
11607 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11608 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11610 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11612 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11613 (pp_base_tree_identifier): Declare as function.
11614 (identifier_to_locale): Declare.
11615 * Makefile.in (pretty-print.o): Update dependencies.
11616 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11618 2009-05-04 Richard Guenther <rguenther@suse.de>
11620 PR middle-end/40015
11621 * builtins.c (fold_builtin_memory_op): Do not decay to element
11622 type if the size matches the whole array.
11624 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11626 * expmed.c (synth_mult): When trying out a shift, pass the result
11629 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11631 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11632 (shiftsub1_cost): New.
11633 (init_expmed): Compute shiftsub1_cost.
11634 (synth_mult): Optimize multiplications by constants of the form
11635 -(2^^m-1) for some constant positive integer m.
11637 2009-05-03 Richard Guenther <rguenther@suse.de>
11640 * c-typeck.c (array_to_pointer_conversion): Do not built
11641 ADDR_EXPRs of arrays of pointer-to-element type.
11642 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11643 up wrong ADDR_EXPRs after-the-fact.
11644 * c-common.c (strict_aliasing_warning): Strip pointer
11645 conversions for obtaining the original type.
11646 * builtins.c (fold_builtin_memset): Handle array types.
11647 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11650 2009-05-03 Richard Guenther <rguenther@suse.de>
11652 PR middle-end/23329
11653 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11654 Do not lose casts from array types with unknown extent to array
11655 types with known extent.
11656 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11657 alias set compatibility.
11659 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11661 * flags.h (extra_warnings): Delete.
11662 * toplev.c (process_options): Handle Wuninitialized here.
11663 * opts.c (extra_warnings): Delete.
11664 (set_Wextra): Delete.
11665 (common_handle_option): -Wextra can be handled automatically.
11666 * c-opts.c (c_common_handle_option): Delete obsolete code.
11667 (c_common_post_options): Simplify comment.
11668 * common.opt (W): Add Var.
11670 (Wuninitialized): Initialize to -1.
11672 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11673 Richard Guenther <rguenther@suse.de>
11675 * expr.c (get_def_for_expr): New function.
11676 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11677 SSA rather than trees.
11678 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11679 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11681 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11683 * c-common.c (reswords): Add _Imaginary.
11684 * c-common.c (enum rid): Add RID_IMAGINARY.
11686 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11688 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11689 Patch by Richard Guenther.
11691 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11693 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11694 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11695 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11696 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11697 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11698 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11699 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11700 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11701 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11702 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11703 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11704 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11705 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11706 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11707 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11708 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11709 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11710 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11712 2009-05-02 Richard Guenther <rguenther@suse.de>
11714 PR tree-optimization/39940
11715 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11718 2009-05-02 Richard Guenther <rguenther@suse.de>
11720 PR middle-end/40001
11721 * tree-ssa.c (execute_update_addresses_taken): Properly check
11722 if we can mark a variable DECL_GIMPLE_REG_P.
11723 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11724 back to the end of the function.
11725 (is_gimple_reg_type): Remove complex type special casing.
11726 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11729 2009-05-02 Ben Elliston <bje@au.ibm.com>
11731 * doc/collect2.texi (Collect2): Document search path behaviour
11732 when configured with --with-ld.
11734 2009-05-02 Jan Hubicka <jh@suse.cz>
11736 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11737 parameter; update callers.
11738 (coalesce_cost_edge): EH edges are costier because they needs
11739 splitting even if not critical and even more costier when there are
11740 multiple EH predecestors.
11742 2009-05-02 Jan Hubicka <jh@suse.cz>
11744 * except.c (remove_eh_handler_and_replace): Handle updating after
11745 removing TRY blocks.
11747 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11749 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11751 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11753 * varasm.c: Do not include c-pragma.h.
11754 * attribs.c: Do not incude c-common.h.
11756 2009-05-01 Michael Matz <matz@suse.de>
11758 * calls.c (initialize_argument_information): Handle SSA names like
11759 decls with a non MEM_P DECL_RTL.
11761 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11763 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11764 * ipa-utils.c: Likewise.
11765 * ipa-type-escape.c: Likewise.
11766 * cgraphunit.c Do not include c-common.h.
11767 * ipa-pure-const.c: Likewise.
11768 * tree-if-conv.c: Likewise.
11769 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11770 * ipa-struct-reorg.c: Likewise.
11771 * tree-nomudflap.c: Likewise.
11772 * tree-ssa-structalias.c: Likewise.
11774 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11776 * store-motion.c: Many cleanups to make this pass a first-class
11777 citizen instead of an appendix to gcse load motion. Add TODO list
11778 to make this pass faster/cleaner/better.
11780 (struct ls_expr): Post gcse.c-split cleanups.
11781 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11782 "stores" field to "avail_stores".
11783 (pre_ldst_mems): Rename to store_motion_mems.
11784 (pre_ldst_table): Rename to store_motion_mems_table.
11785 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11786 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11787 (ldst_entry): Rename to st_expr_entry, update users.
11788 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11789 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11790 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11792 (first_ls_expr): Rename to first_st_expr, update users.
11793 (next_ls_expr): Rename to next_st_expr, update users.
11794 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11795 fields properly for store motion instead of names inherited from load
11797 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11798 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11801 (ae_kill): Rename to st_kill, update users.
11802 (ae_gen): Rename to st_avloc, update users.
11803 (transp): Rename to st_transp, update users.
11804 (pre_insert_map): Rename to st_insert_map, update users.
11805 (pre_delete_map): Rename to st_delete_map, update users.
11806 (insert_store, build_store_vectors, free_store_memory,
11807 one_store_motion_pass): Update for abovementioned changes.
11809 (gcse_subst_count, gcse_create_count): Remove.
11810 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11811 and "n_stores_created", local variables.
11813 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11816 (regvec, compute_store_table_current_insn): Remove.
11817 (reg_set_info, reg_clear_last_set): Remove.
11818 (compute_store_table): Use DF caches instead of local dataflow
11821 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11823 * c-objc-common.c (c_tree_printer): Print identifiers with
11824 pp_identifier, not pp_string. Mark "({anonymous})" for
11826 * c-pretty-print.c (pp_c_ws_string): New.
11827 (pp_c_cv_qualifier, pp_c_type_specifier,
11828 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11829 pp_c_storage_class_specifier, pp_c_function_specifier,
11830 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11831 pp_c_primary_expression, pp_c_postfix_expression,
11832 pp_c_unary_expression, pp_c_shift_expression,
11833 pp_c_relational_expression, pp_c_equality_expression,
11834 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11835 use pp_string and pp_c_ws_string in place of pp_identifier and
11836 pp_c_identifier for non-identifiers. Mark English strings for
11838 * c-pretty-print.h (pp_c_ws_string): Declare.
11840 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11841 Roland McGrath <roland@redhat.com>
11843 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11844 (ENABLE_LD_BUILDID): New configuration option.
11845 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11846 (LINK_BUILDID_SPEC): New macro.
11847 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11849 * doc/install.texi: Document --enable-linker-build-id option.
11850 * configure: Rebuild.
11851 * config.in: Rebuild.
11853 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11855 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11856 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11857 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11858 MIPS_GP_SAVE_AREA_SIZE.
11859 * config/mips/mips.c (struct mips_frame_info): Update comment
11860 before arg_pointer_offset and hard_frame_pointer_offset.
11861 (mips_compute_frame_info): Update diagram before function: to
11862 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11863 indicate the position of frame_pointer_rtx with -fstack-protector and
11864 to show args_size. Don't allocate cprestore area for leaf functions
11865 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11867 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11869 2009-04-30 Michael Matz <matz@suse.de>
11871 PR tree-optimization/39955
11872 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11874 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11876 * ira.c (setup_cover_and_important_classes): Use safe macro
11877 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11879 * genpreds.c (write_tm_preds_h): Output suitable definition of
11880 REG_CLASS_FOR_CONSTRAINT.
11882 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11884 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11886 * bitmap.c (bitmap_descriptor): Likewise.
11887 * ggc-common.c (loc_descriptor): Likewise.
11888 * varray.c (varray_descriptor): Likewise.
11889 * vec.c (vec_descriptor): Likewise.
11891 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11893 * Makefile.in (dce.o): Add $(EXCEPT_H).
11894 * dce.c: Include except.h and delete redundant vector definitions.
11895 (deletable_insn_p): Return false for non-call insns that can throw
11898 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11900 * gcse.c (ae_gen): Remove.
11901 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11902 and make non-static function to make it available in store-motion.c.
11903 Update call sites with search-and-replace.
11904 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11905 extract_mentioned_regs, extract_mentioned_regs_helper,
11906 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11907 store_killed_in_insn, store_killed_after, store_killed_before,
11908 build_store_vectors, insert_insn_start_basic_block, insert-store,
11909 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11910 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11911 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11912 * store-motion.c: ...new file. Also copy data structures from gcse.c
11913 and clean up to remove parts not used by store motion.
11914 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11915 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11917 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11920 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11921 when optimizing for size.
11923 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11925 * gcse.c (gcse_constant_p): Fix typo in last change.
11927 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11929 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11931 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11933 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11935 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11937 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11938 CONST_HIGH_PART result.
11940 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11942 * config/avr/avr.c (initial_elimination_offset): Rename to
11943 avr_initial_elimination_offset.
11944 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11945 change return type to bool.
11946 (avr_can_eliminate): New function.
11947 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11948 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11949 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11950 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11951 avr_initial_elimination_offset.
11952 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11953 (avr_initial_elimination_offset): Define.
11955 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11956 Steven Bosscher <steven@gcc.gnu.org>
11958 PR rtl-optimization/39938
11959 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11960 * cfgrtl.c: Include insn-attr.h.
11961 (rest_of_pass_free_cfg): New function.
11962 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11963 * resource.c (init_resource_info): Remove call to df_analyze.
11965 2009-04-29 Richard Guenther <rguenther@suse.de>
11968 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11969 allow conversion to signed integers.
11971 2009-04-29 Richard Guenther <rguenther@suse.de>
11973 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11974 shifts of floating point vectors if the shift amount is
11975 a constant multiple of the element size.
11977 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11978 Michael Matz <matz@suse.de>
11980 PR middle-end/39927
11982 * tree-outof-ssa.c (emit_partition_copy): New function.
11983 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11984 insert_part_to_rtx_on_edge): Perform the partition base var
11985 copy using emit_partition_copy.
11986 (insert_value_copy_on_edge): Convert constants to the right mode.
11987 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11988 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11990 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11992 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11993 scan backwards to try to find a constant to initialize it.
11995 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11996 insn before the loop_end instruction, don't look past labels.
11998 2009-04-29 Richard Guenther <rguenther@suse.de>
12000 PR middle-end/39937
12001 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
12002 loose type conversions.
12003 (forward_propagate_addr_expr): Fix tuplification bug. Remove
12004 stmts only if there are no uses of its definition.
12006 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12008 * config/bfin/bfin.h (splitting_loops): Declare.
12009 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12010 Reorder bit definitions to be ascending.
12011 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12012 * config/bfin/bfin.c (splitting_loops): New variable.
12013 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12014 (struct loop_info): Remove members INIT and LOOP_INIT.
12015 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12016 the LSETUP sequence. Allow LC to be loaded from any register, but
12017 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12018 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12020 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12021 of reload_completed.
12024 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12026 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12028 * Makefile.in (PLUGIN_VERSION_H): New.
12029 (OBJS-common): Remove plugin-version.o.
12030 (plugin.o): Depend on (PLUGIN_VERSION_H).
12031 (plugin-version.o): Remove.
12032 * configure: Regenerate
12033 * configure.ac: Create plugin-version.h.
12034 * gcc-plugin.h (plugin_gcc_version): Remove.
12035 (plugin_default_version_check): Change signature.
12036 * plugin-version.c: Remove.
12037 * plugin.c: Include plugin-version.h.
12038 (str_plugin_gcc_version_name): Remove.
12039 (try_init_one_plugin): Pass gcc version to plugin_init.
12040 (plugin_default_version_check): Both gcc and plugin versions are now
12043 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12045 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12046 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12047 Remove special case testing for last insn of inner loops. Don't fail
12048 if the loop ends with a jump, emit an extra nop instead.
12050 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12051 DREGS rather than comparing directly. Remove code that tries to
12052 account for latencies.
12054 2009-04-29 Richard Guenther <rguenther@suse.de>
12056 PR tree-optimization/39941
12057 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12058 eliminating an indirect call.
12060 2009-04-29 Richard Guenther <rguenther@suse.de>
12062 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12063 parameter. Allow invariants as base if !require_lvalue.
12064 (verify_gimple_assign_single): Adjust.
12066 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12068 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12069 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12070 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12071 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12072 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12074 * config/bfin/bfin.c (bfin_expand_builtin,
12075 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12077 2009-04-28 Richard Guenther <rguenther@suse.de>
12079 * tree-vect-loop.c (get_initial_def_for_induction): Use
12080 correct types for pointer increment.
12082 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12084 * toplev.c (print_version): Update GMP version string calculation.
12086 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12088 PR rtl-optimization/39938
12089 * resource.c (init_resource_info): Add call to df_analyze.
12091 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12093 * config/alpha/alpha.md (usegp): Cast the result of
12094 alpha_find_lo_sum_using_gp to enum attr_usegp.
12095 * config/alpha/alpha.c (override_options): Remove end-of-structure
12096 marker element from cpu_table. Use array size of cpu_table to handle
12097 -mcpu and -mtune options.
12098 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12100 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12102 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12103 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12104 tune_32 and tune_64.
12105 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12106 support on PowerPC.
12107 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12108 * config/rs6000/option-defaults.h: ... here. New file.
12109 (OPT_64, OPT_32): Define.
12110 (MASK_64BIT): Define to 0 if not already defined.
12111 (OPT_ARCH64, OPT_ARCH32): Define.
12112 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12115 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12117 * config/arm/arm.c (arm_override_options): Emit error on using
12120 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12122 PR rtl-optimization/39914
12123 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12124 registers for allocnos created from user-defined variables only
12125 when not optimizing.
12127 2009-04-28 Richard Guenther <rguenther@suse.de>
12129 PR middle-end/39937
12130 * fold-const.c (fold_binary): Use distribute_real_division only
12133 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12135 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12136 add hpux-stdint.h to tm_file.
12137 (hppa[12]*-*-hpux11*): Ditto.
12138 (ia64*-*-hpux*): Ditto.
12139 * config/hpux-stdint.h: New.
12140 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12141 __STDC_EXT__ for all compiles.
12142 * config/pa/pa-hpux.h: Ditto.
12143 * config/pa/pa-hpux10.h: Ditto.
12144 * config/pa/pa-hpux11.h: Ditto.
12146 2009-04-28 Catherine Moore <clm@codesourcery.com>
12148 * debug.h (set_name): Add comment.
12150 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12153 * config/darwin.c (machopic_gen_offset): Check
12154 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12155 * config/arm/arm.c (require_pic_register): Likewise.
12157 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12159 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12160 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12161 m32c_promote_prototypes): Delete.
12163 2009-04-28 Michael Matz <matz@suse.de>
12165 PR middle-end/39922
12166 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12169 2009-04-28 Richard Guenther <rguenther@suse.de>
12171 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12173 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12175 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12176 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12177 * config/arm/arm-tune.md: Regenerate.
12179 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12181 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12182 block if there are complex incoming edges.
12183 (sel_merge_blocks): Remove useless assert.
12184 (sel_redirect_edge_and_branch): Check that edge was redirected.
12185 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12186 (sel_find_rgns): Delete declaration.
12187 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12188 the region when it is not a preheader.
12190 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12193 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12195 2009-04-28 Richard Guenther <rguenther@suse.de>
12197 * tree.h (SSA_NAME_VALUE): Remove.
12198 (struct tree_ssa_name): Remove value_handle member.
12199 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12200 array for jump threading.
12201 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12203 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12204 * tree-flow.h (threadedge_initialize_values): Declare.
12205 (threadedge_finalize_values): Likewise.
12206 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12207 (SSA_NAME_VALUE): Define.
12208 (threadedge_initialize_values): New function.
12209 (threadedge_finalize_values): Likewise.
12210 * tree-ssa-dom.c (ssa_name_values): New global variable.
12211 (SSA_NAME_VALUE): Define.
12212 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12214 2009-04-28 Ira Rosen <irar@il.ibm.com>
12216 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12217 Use REPORT_VECTORIZED_LOCATIONS instead
12218 REPORT_VECTORIZED_LOOPS.
12219 * tree-vectorizer.c (vect_verbosity_level): Make static.
12220 (vect_loop_location): Rename to vect_location.
12221 (vect_set_verbosity_level): Update comment.
12222 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12224 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12225 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12226 instead REPORT_UNVECTORIZED_LOOPS.
12227 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12228 and vect_loop_def to vect_external_def and vect_internal_def.
12229 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12230 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12231 REPORT_UNVECTORIZED_LOCATIONS.
12232 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12233 and vect_used_in_loop and to vect_unused_in_scope and
12234 vect_used_in_scope.
12235 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12236 (vect_verbosity_level): Remove declaration.
12237 (vect_analyze_operations): Likewise.
12238 (vect_analyze_stmt): Declare.
12239 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12240 REPORT_UNVECTORIZED_LOCATIONS.
12241 (vect_get_loop_niters): Fix indentation.
12242 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12243 (vect_analyze_loop_operations): New function.
12244 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12245 vect_analyze_operations.
12246 (vect_is_simple_reduction): Use new names.
12247 (vectorizable_live_operation, vect_transform_loop): Likewise.
12248 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12249 to specify whether the data references can be a part of interleaving
12251 (vect_analyze_data_ref_dependence): Use new names.
12252 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12253 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12254 * tree-vect-patterns.c (widened_name_p): Use new names.
12255 (vect_recog_dot_prod_pattern): Likewise.
12256 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12257 (process_use, vect_mark_stmts_to_be_vectorized,
12258 vect_model_simple_cost, vect_model_store_cost,
12259 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12260 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12261 vectorizable_operation, vectorizable_type_demotion,
12262 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12263 vectorizable_condition): Likewise.
12264 (vect_analyze_operations): Split into vect_analyze_loop_operations
12266 (vect_analyze_stmt): ... new function.
12267 (new_stmt_vec_info): Use new names.
12268 (vect_is_simple_use): Use new names and fix comment.
12269 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12270 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12272 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12275 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12276 and integer modes for x87 operands. Do not ICE for unsupported size,
12277 generate error instead. Generate error for unsupported operand types.
12278 ['z']: Do not handle HImode memory operands specially. Warning
12279 for floating-point operands. Fallthru to 'Z' for unsupported operand
12280 types. Do not ICE for unsupported size, generate error instead.
12281 (output_387_binary_op): Use %Z to output operands.
12282 (output_fp_compare): Ditto.
12283 (output_387_reg_move): Ditto.
12285 2009-04-28 Ben Elliston <bje@au.ibm.com>
12290 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12292 * builtins.c (c_strlen): Do not warn here.
12293 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12294 * c-common.c (pointer_int_sum): Take an explicit location.
12295 Warn about offsets out of bounds.
12296 * c-common.h (pointer_int_sum): Adjust declaration.
12298 2009-04-27 Ian Lance Taylor <iant@google.com>
12300 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12302 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12303 * df-core.c (df_set_flags): Change return type to int. Change
12304 type of old_flags to int.
12305 (df_clear_flags): Likewise.
12306 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12307 (df_get_conditional_uses): Likewise.
12308 * df.h (df_set_flags, df_clear_flags): Update declarations.
12309 * dwarf2out.c (struct indirect_string_node): Change type of form
12310 field to enum dwarf_form.
12311 (AT_string_form): Change return type to enum dwarf_form.
12312 * fixed-value.c (fixed_compare): Add cast to enum type.
12313 * fwprop.c (update_df): Change 0 to VOIDmode.
12314 * gensupport.c: Change 0 to UNKNOWN.
12315 * gimple.h (gimple_cond_code): Add cast to enum type.
12316 * haifa-sched.c (reemit_notes): Add cast to enum type.
12317 * hooks.c (hook_int_void_no_regs): Remove function.
12318 * hooks.h (hook_int_void_no_regs): Remove declaration.
12319 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12320 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12321 * real.c (real_arithmetic): Add cast to enum type.
12322 (real_compare): Likewise.
12323 * target.h (struct gcc_target): Change return type of
12324 branch_target_register_class to enum reg_class.
12325 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12326 default_branch_target_register_class.
12327 * targhooks.c (default_branch_target_register_class): New function.
12328 * targhooks.h (default_branch_target_register_class): Declare.
12329 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12330 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12332 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12334 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12335 vect_uninitialized_def. Change 0 to ERROR_MARK.
12336 * tree-vect-stmts.c (supportable_widening_operation): Don't
12337 initialize icode1 and icode2.
12338 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12339 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12341 (cmn_err_flag_specs): Change 0 to STD_C89.
12342 (cmn_err_char_table): Likewise.
12343 * config/arm/arm.c (get_arm_condition_code): Change type of code
12344 to enum arm_cond_code.
12345 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12346 (IWMMXT_BUILTIN2): Likewise.
12347 (neon_builtin_type_bits): Don't define typedef.
12348 (neon_builtin_datum): Change type of bits field to int.
12349 (arm_expand_neon_args): Add cast to enum type.
12350 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12352 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12353 casts to enum type.
12354 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12356 * config/mips/mips.md (jal_macro): Return enum constant.
12357 (single_insn): Likewise.
12358 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12360 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12361 casts to enum type.
12362 * config/s390/s390.c (s390_tune_flags): Change type to int.
12363 (s390_arch_flags): Likewise.
12364 (s390_handle_arch_option): Change flags field of struct pta to int.
12365 * config/s390/s390.h (s390_tune_flags): Update declaration.
12366 (s390_arch_flags): Likewise.
12367 * config/sh/sh.c (prepare_move_operands): Compare
12368 tls_symbolic_operand result with enum constant.
12369 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12370 (sh_expand_prologue): Add cast to enum type.
12371 (sh_expand_epilogue): Likewise.
12372 (tls_symbolic_operand): Change return type to enum tls_model.
12373 (fpscr_set_from_mem): Add cast to enum type.
12374 (legitimize_pic_address): Compare tls_symbolic_operand result with
12376 (sh_target_reg_class): Change return type to enum reg_class.
12377 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12379 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12380 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12381 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12382 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12383 (delayed_branch, tls_call_delay): Likewise.
12384 (eligible_for_sibcall_delay): Likewise.
12385 (eligible_for_return_delay): Likewise.
12386 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12387 (spu_expand_builtin_1): Likewise.
12389 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12390 for all types of conversions.
12391 (output_init_element): Issue -Wc++-compat warning if needed when
12392 initializing a bitfield with enum type.
12393 * c-parser.c (c_parser_expression): Set original_type to
12394 original_type of right hand operand of comma operator.
12396 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12398 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12400 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12401 * doc/cpp.texi (Standard Predefined Macros)
12402 (Implementation-defined behavior): Likewise.
12403 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12404 * doc/gimple.texi (GIMPLE Exception Handling)
12405 (@code{GIMPLE_ASSIGN}): Likewise.
12406 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12407 * doc/invoke.texi (Warning Options, Optimize Options)
12408 (AVR Options, Darwin Options): Likewise.
12409 (Optimize Options): Reformulate -fwhole-program description.
12410 * doc/loop.texi (Lambda): Likewise.
12411 * doc/md.texi (Output Template, Define Constraints)
12412 (Standard Names, Insn Splitting): Likewise.
12413 * doc/options.texi (Option properties): Likewise.
12414 * doc/passes.texi (Tree-SSA passes): Likewise.
12415 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12416 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12417 (File Names and DBX): Likewise.
12418 * doc/trouble.texi (Incompatibilities): Likewise.
12420 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12422 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12423 instruction is correct.
12425 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12427 Allow non-constant arguments to conversion intrinsics.
12428 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12429 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12430 * spu.c (print_operand): Handle 'v' and 'w'.
12431 (exp2_immediate_p, spu_gen_exp2): Define.
12432 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12433 spu_convtf_1): Update parameter descriptions.
12434 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12435 * constraints.md ('v', 'w'): New.
12436 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12438 (i2f, I2F): New define_mode_attr.
12439 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12440 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12441 fixuns_truncv4sfv4si2): Update to use mode attribute.
12442 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12443 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12444 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12445 patterns for combine.
12447 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12449 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12450 (cprop, hoist, pre, store_motion): New debug counters.
12451 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12452 is not an RTL pass anymore.
12453 (pass_profiling): Remove extern decl for pass removed in 2005.
12454 (pass_gcse, pass_jump_bypass): Remove.
12455 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12456 to 0 for clean state.
12457 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12458 * cse.c (gate_handle_cse_after_global_opts,
12459 rest_of_handle_cse_after_global_opts): New functions.
12460 (pass_cse_after_global_opts): New pass, does local CSE.
12461 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12462 (TV_CPROP): New timevar.
12463 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12464 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12465 (gcse_main, recompute_all_luids): Remove.
12466 (compute_hash_table_work): Call max_reg_num instead of reading
12468 (cprop_jump): Don't set run_jump_opt_after_gcse.
12469 (constprop_register): Always allow to alter jumps.
12470 (cprop_insn): Likewise.
12471 (do_local_cprop): Likewise.
12472 (local_cprop_pass): Likewise. Return non-zero if something changed.
12473 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12474 (find_implicit_sets): Add note about missed optimization opportunity.
12475 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12476 pass_rtl_cprop execute function.
12477 Don't bother tracking the pass number, each pass gets its own dumpfile
12479 Always allow to alter jumpsand bypass jumps.
12480 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12481 will just find no suitable set.
12482 (pre_edge_insert): Fix dumping, this function is for PRE only.
12483 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12484 pass_rtl_pre execute function.
12485 (hoist_code): Return non-zero if something changed. Keep track of
12486 substitutions and insertions for statistics gathering similar to PRE.
12487 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12488 called from the pass_rtl_hoist execute function. Show pass statistics.
12489 (compute_store_table): Use max_reg_num directly instead of using the
12490 formerly global max_gcse_regno.
12491 (build_store_vectors): Likewise.
12492 (replace_store_insn): Fix dumping.
12493 (store_motion): Rename to ...
12494 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12495 pass, called from the pass_rtl_store_motion execute function. Keep
12496 track of substitutions and insertions for statistics gathering similar
12498 (bypass_jumps): Remove, fold interesting bits into ...
12499 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12500 from the pass_rtl_cprop execute function.
12501 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12502 pass_jump_bypass): Remove.
12503 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12504 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12505 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12506 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12507 (gate_rtl_store_motion, execute_rtl_store_motion,
12508 pass_rtl_store_motion): New.
12509 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12510 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12511 * passes.c (init_optimization_passes): Remove pass_gcse and
12512 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12513 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12514 instead of pass_jump_bypass.
12516 2009-04-27 Richard Guenther <rguenther@suse.de>
12518 PR middle-end/39928
12519 * gimplify.c (gimplify_expr): If we are required to create
12520 a temporary make sure it ends up as register.
12522 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12525 * config/i386/i386.c (construct_container): Don't call
12526 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12527 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12529 2009-04-27 Michael Matz <matz@suse.de>
12531 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12532 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12533 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12534 (dump_replaceable_exprs): Take a bitmap.
12535 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12537 (expand_gimple_basic_block): Likewise.
12538 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12539 replaceable_expressions member a bitmap.
12540 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12541 (mark_replaceable): Likewise.
12542 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12543 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12545 2009-04-27 Richard Guenther <rguenther@suse.de>
12547 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12548 (verify_stmts): Dispatch to gimple/type verification code.
12549 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12550 issue with call argument types.
12552 2009-04-27 Michael Matz <matz@suse.de>
12554 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12555 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12558 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12559 Eric Botcazou <ebotcazou@adacore.com>
12561 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12562 a label's basic block.
12563 (mark_target_live_regs): Tidy and rework obsolete comments.
12564 Change back DF problem to LIVE. If a label starts a basic block,
12565 assume that all registers that used to be live then still are.
12566 (init_resource_info): If a label starts a basic block, set its
12567 BLOCK_FOR_INSN accordingly.
12568 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12570 2009-04-27 Richard Guenther <rguenther@suse.de>
12572 * tree-flow-inline.h (function_ann): Remove.
12573 (get_function_ann): Likewise.
12574 * tree-dfa.c (create_function_ann): Remove.
12575 * tree-flow.h (struct static_var_ann_d): Remove.
12576 (struct function_ann_d): Likewise.
12577 (union tree_ann_d): Remove fdecl member.
12578 (function_ann_t): Remove.
12579 (function_ann, get_function_ann, create_function_ann): Remove
12582 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12584 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12586 2009-04-27 Jan Hubicka <jh@suse.cz>
12588 * ipa-pure-const.c (struct funct_state_d): New fields
12589 state_previously_known, looping_previously_known; remove
12590 state_set_in_source.
12591 (analyze_function): Use new fields.
12592 (propagate): Avoid assumption that state_set_in_source imply
12595 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12596 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12597 * cfgloop.h (finite_loop_p): Declare.
12599 2009-04-26 Michael Matz <matz@suse.de>
12601 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12603 2009-04-26 Michael Matz <matz@suse.de>
12605 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12606 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12607 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12608 pass_mark_used_blocks): Remove.
12609 * tree-optimize.c (pass_free_datastructures,
12610 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12611 * passes.c (init_optimization_passes): Don't call
12612 pass_mark_used_blocks, remove dead code.
12614 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12616 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12617 * tree-ssa-live.h (register_ssa_partition): Likewise.
12619 2009-04-26 Michael Matz <matz@suse.de>
12622 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12623 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12624 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12626 (compare_pairs): Swap cost comparison.
12627 (coalesce_ssa_name): Don't use change_partition_var.
12628 * tree-nrv.c (struct nrv_data): Add modified member.
12629 (finalize_nrv_r): Set it.
12630 (tree_nrv): Use it to update statements.
12631 (pass_nrv): Require PROP_ssa.
12632 * tree-mudflap.c (mf_decl_cache_locals,
12633 mf_build_check_statement_for): Use make_rename_temp.
12634 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12635 * alias.c (find_base_decl): Handle SSA names.
12636 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12637 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12638 * rtl.h (set_reg_attrs_for_parm): Declare.
12639 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12640 to "optimized", remove unused locals at finish.
12641 (execute_free_datastructures): Make global, call
12642 delete_tree_cfg_annotations.
12643 (execute_free_cfg_annotations): Don't call
12644 delete_tree_cfg_annotations.
12646 * ssaexpand.h: New file.
12647 * expr.c (toplevel): Include ssaexpand.h.
12648 (expand_assignment): Handle SSA names the same as register variables.
12649 (expand_expr_real_1): Expand SSA names.
12650 * cfgexpand.c (toplevel): Include ssaexpand.h.
12651 (SA): New global variable.
12652 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12653 (SSAVAR): New macro.
12654 (set_rtl): New helper function.
12655 (add_stack_var): Deal with SSA names, use set_rtl.
12656 (expand_one_stack_var_at): Likewise.
12657 (expand_one_stack_var): Deal with SSA names.
12658 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12659 before unique numbers.
12660 (expand_stack_vars): Use set_rtl.
12661 (expand_one_var): Accept SSA names, add asserts for them, feed them
12662 to above subroutines.
12663 (expand_used_vars): Expand all partitions (without default defs),
12664 then only the local decls (ignoring those expanded already).
12665 (expand_gimple_cond): Remove edges when jumpif() expands an
12666 unconditional jump.
12667 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12668 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12670 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12671 members of SA; deal with PARM_DECL partitions here; expand
12672 all PHI nodes, free tree datastructures and SA. Commit instructions
12673 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12674 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12675 info and statements at start, collect garbage at finish.
12676 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12677 (VAR_ANN_PARTITION) Remove.
12678 (change_partition_var): Don't declare.
12679 (partition_to_var): Always return SSA names.
12680 (var_to_partition): Only accept SSA names.
12681 (register_ssa_partition): Only check argument.
12682 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12684 (delete_var_map): Don't free it.
12685 (var_union): Only accept SSA names, simplify.
12686 (partition_view_init): Mark only useful SSA names as used.
12687 (partition_view_fini): Only deal with SSA names.
12688 (change_partition_var): Remove.
12689 (dump_var_map): Use ssa_name instead of partition_to_var member.
12690 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12692 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12693 (struct _elim_graph): New member const_dests; nodes member vector of
12695 (set_location_for_edge): New static helper.
12696 (create_temp): Remove.
12697 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12698 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12699 (new_elim_graph): Allocate const_dests member.
12700 (clean_elim_graph): Truncate const_dests member.
12701 (delete_elim_graph): Free const_dests member.
12702 (elim_graph_size): Adapt to new type of nodes member.
12703 (elim_graph_add_node): Likewise.
12704 (eliminate_name): Likewise.
12705 (eliminate_build): Don't take basic block argument, deal only with
12706 partition numbers, not variables.
12707 (get_temp_reg): New static helper.
12708 (elim_create): Use it, deal with RTL temporaries instead of trees.
12709 (eliminate_phi): Adjust all calls to new signature.
12710 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12711 (rewrite_trees): Only do checking.
12712 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12713 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12714 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12715 contains_tree_r, MAX_STMTS_IN_LATCH,
12716 process_single_block_loop_latch, analyze_edges_for_bb,
12717 perform_edge_inserts): Remove.
12718 (expand_phi_nodes): New global function.
12719 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12720 functions, initialize new parameter, remember partitions having a
12722 (finish_out_of_ssa): New global function.
12723 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12724 don't reset in_ssa_p here, don't disable TER when mudflap.
12725 (pass_del_ssa): Remove.
12726 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12728 (execute_free_datastructures): Declare.
12729 * Makefile.in (SSAEXPAND_H): New variable.
12730 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12731 * basic-block.h (commit_one_edge_insertion): Declare.
12732 * passes.c (init_optimization_passes): Move pass_nrv and
12733 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12734 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12735 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12736 (redirect_branch_edge): Deal with super block when expanding, split
12737 out jump patching itself into ...
12738 (patch_jump_insn): ... here, new static helper.
12740 2009-04-26 Michael Matz <matz@suse.de>
12742 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12743 beyond num_ssa_names.
12744 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12745 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12747 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12749 PR inline-asm/39543
12750 * fwprop.c (forward_propagate_asm): New function.
12751 (forward_propagate_and_simplify): Propagate also into __asm, if it
12752 doesn't increase the number of referenced registers.
12755 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12757 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12759 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12760 note_nonlocal_vla_type for nonlocal VLAs.
12761 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12762 contains_remapped_vars, remap_vla_decls): New functions.
12763 (convert_nonlocal_reference_stmt): If not optimizing, call
12764 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12765 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12766 if it wasn't found in var_map.
12767 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12768 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12769 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12771 * gimplify.c (nonlocal_vlas): New variable.
12772 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12774 (gimplify_body): Create and destroy nonlocal_vlas.
12776 * dwarf2out.c (loc_descr_plus_const): New function.
12777 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12778 mem_loc_descriptor, loc_descriptor_from_tree_1,
12779 descr_info_loc, gen_variable_die): Use it.
12781 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12782 !TREE_STATIC VAR_DECLs.
12783 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12784 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12785 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12786 DECL_BY_REFERENCE is valid.
12787 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12788 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12789 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12790 Copy DECL_BY_REFERENCE.
12791 (struct nesting_copy_body_data): New type.
12792 (nesting_copy_decl): New function.
12793 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12794 if they have variable length.
12796 2009-04-26 Michael Matz <matz@suse.de>
12798 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12799 mark new temporaries for renaming.
12801 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12804 * c-decl.c (global_bindings_p): Return negative value.
12805 (c_variable_size): New. Based on variable_size from
12807 (grokdeclarator): Call c_variable_size not variable_size.
12809 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12811 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12813 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12815 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12816 Redefine it to just use mingw/include.
12817 (ASM_SPEC): Rules for -m32 and -m64.
12818 (LINK_SPEC): Use Likewise.
12819 (SPEC_32): New define.
12820 (SPEC_64): Likewise.
12821 (SUB_LINK_SPEC): Likewise.
12822 (MULTILIB_DEFAULTS): New define.
12823 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12824 Add multilib options.
12825 (MULTILIB_DIRNAMES): Likewise.
12826 (MULTILIB_OSDIRNAMES): Likewise.
12827 (LIBGCC): Likewise.
12828 (INSTALL_LIBGCC): Likewise.
12830 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12833 * c-tree.h (enum c_inline_static_type): New.
12834 (record_inline_static): Declare.
12835 * c-decl.c (struct c_inline_static, c_inline_statics,
12836 record_inline_static, check_inline_statics): New.
12837 (pop_file_scope): Call check_inline_statics.
12838 (start_decl): Call record_inline_static instead of pedwarning
12839 directly for static in inline function.
12840 * c-typeck.c (build_external_ref): Call record_inline_static
12841 instead of pedwarning directly for static referenced in inline
12844 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12846 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12847 not new but only being rescanned.
12848 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12849 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12850 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12851 record_set_info, compute_set, grealloc): Remove.
12852 (recompute_all_luids): New function.
12853 (gcse_main): Don't compute sets, and don't do related memory
12854 allocations/free-ing. If something changed before the end of the
12855 pass, update LUIDs using recompute_all_luids.
12856 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12857 (free_gcse_mem): Don't free it either.
12858 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12859 Use the df insn LUIDs.
12860 (load_killed_in_block): Likewise.
12861 (compute_hash_table_work): Don't compute reg_set_in_block.
12862 (compute_transp): Use DF_REG_DEF_CHAINs.
12863 (local_cprop_pass): Don't use compute_sets and related functions.
12864 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12865 Use get_max_uid() instead of max_cuid.
12866 (insert_insn_end_basic_block, pre_insert_copy_insn,
12867 update_ld_motion_stores): Don't try to
12868 keep reg_set tables up to date.
12869 (pre_insert_copies): Use df insn LUIDs.
12870 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12871 (reg_set_info): Don't use extra bitmap argument.
12872 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12873 information to compute regs_set_in_block.
12874 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12875 (bypass_jumps): Don't use compute_sets and friends.
12877 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12880 * opts.c (undocumented_msg): Do not leave blank even with
12883 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12885 * c-decl.c (build_enumerator): Allow values folding to integer
12886 constants but not integer constant expressions with a pedwarn if
12889 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12892 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12893 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12894 type is an integer constant.
12896 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12899 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12902 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12905 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12906 with variably modified return type and no storage class
12907 specifiers, except for the case of nested functions. Distinguish
12908 extern declarations of functions with variably modified return
12909 types from those of objects with variably modified types.
12911 2009-04-25 Jan Hubicka <jh@suse.cz>
12913 * tree.c (list_equal_p): New function.
12914 * tree.h (list_equal_p): Declare.
12915 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12916 basic_block_def, basic_block, const_basic_block): New.
12917 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12918 (redirect_eh_edge): New function.
12919 (make_eh_edge_update_phi): EH edges are not abnormal.
12920 * except.c: Include tree-flow.h.
12921 (list_match): New function.
12922 (eh_region_replaceable_by_p): New function.
12923 (replace_region): New function.
12924 (hash_type_list): New function.
12925 (hash_eh_region): New function.
12926 (eh_regions_equal_p): New function.
12927 (merge_peers): New function.
12928 (remove_unreachable_regions): Verify EH tree when checking;
12930 (copy_eh_region_1): New function.
12931 (copy_eh_region): New function.
12932 (push_reachable_handler): New function.
12933 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12934 regions without label but with live RESX.
12935 * except.h (redirect_eh_edge_to_label): New.
12936 * tree-flow.h (redirect_eh_edge): New.
12937 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12938 basic_block_def, basic_block, const_basic_block): Remove.
12939 * Makefile.in (except.o): Add dependency on tree-flow.h
12940 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12941 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12944 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12947 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12948 on the destination of memcpy.
12950 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12952 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12953 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12954 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12956 2009-04-25 Jan Hubicka <jh@suse.cz>
12958 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12959 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12960 to be reached by different label than left.
12961 (update_eh_edges): Update comment; remove edge_to_remove if possible
12962 and return true if suceeded.
12963 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12964 (cleanup_eh): Compute sharing map.
12965 * except.c (remove_eh_handler_and_replace): Add argument if we should
12967 (remove_unreachable_regions): Update for label sharing.
12968 (label_to_region_map): Likewise.
12969 (get_next_region_sharing_label): New function.
12970 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12972 (remove_eh_handler): Update.
12973 (remove_eh_region_and_replace_by_outer_of): New function.
12974 * except.h (struct eh_region): Add next_region_sharing_label.
12975 (remove_eh_region_and_replace_by_outer_of,
12976 get_next_region_sharing_label): Declare.
12977 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12979 2009-04-25 Jan Hubicka <jh@suse.cz>
12981 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12982 insert code even if they are not critical.
12984 2009-04-25 Jan Hubicka <jh@suse.cz>
12986 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12987 (gimple_can_remove_branch_p): EH edges won't remove branch by
12989 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12990 updating of non-abnormal EH edges.
12991 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12992 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12993 (split_critical_edges): Split also edges where emitting code on them
12994 will lead to splitting later.
12996 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12997 H.J. Lu <hongjiu.lu@intel.com>
13000 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
13001 the configured assembler supports fildq and fistpq mnemonics.
13002 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
13003 * configure: Regenerated.
13004 * config.in: Ditto.
13006 * config/i386/i386.c (print_operand): Handle 'Z'.
13007 ['z']: Remove handling of special fild/fist suffixes.
13008 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
13009 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13010 suffix of fild insn.
13011 (*floatsi<mode>2_vector_mixed): Ditto.
13012 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13013 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13014 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13015 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13016 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13018 2009-04-25 Ben Elliston <bje@au.ibm.com>
13020 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13021 the source of a set operation.
13023 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13025 * target.h (struct gcc_target): Add case_values_threshold field.
13026 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13027 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13028 * targhooks.c (default_case_values_threshold): New function.
13029 * targhooks.h (default_case_values_threshold): Declare function.
13030 * stmt.c (expand_case): Use case_values_threshold target hook.
13031 * expr.h (case_values_threshold): Remove declartation.
13032 * expr.c (case_values_threshold): Remove function.
13033 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13035 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13036 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13037 (avr_case_values_threshold): Declare as static.
13038 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13040 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13041 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13042 (mn10300_case_values_threshold): New function.
13044 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13046 * ira.c (setup_cover_and_important_classes): Add enum cast.
13048 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13050 * genpreds.c (write_enum_constraint_num): Output definition of
13051 CONSTRAINT_NUM_DEFINED_P macro.
13052 * ira.c (setup_cover_and_important_classes): Use
13053 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13055 2009-04-24 DJ Delorie <dj@redhat.com>
13057 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13058 __SH2A_SINGLE_ONLY__ also.
13060 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13062 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13063 (movdf_internal): Ditto.
13064 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13065 SFmode and DFmode constants.
13066 (ia64_print_operand): Add 'G' format for printing
13067 floating point constants.
13069 2009-04-24 Richard Guenther <rguenther@suse.de>
13071 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13072 from unsigned additions.
13074 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13076 * c-typeck.c (set_init_index): Allow array designators that are
13077 not integer constant expressions with a pedwarn if pedantic.
13079 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13081 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13082 zero if no overlap in nonzero bits between the operands.
13084 2009-04-24 Ian Lance Taylor <iant@google.com>
13086 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13087 (record_dead_and_set_regs): Likewise.
13088 * df.h (struct df_mw_hardreg): Change flags field to int.
13089 (struct df_base_ref): Likewise.
13090 (struct df): Change changeable_flags field to int.
13091 * df-scan.c (df_defs_record): Change clobber_flags to int.
13092 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13093 constants rather than #define macros.
13094 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13095 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13096 (enum dwarf_calling_convention): Likewise.
13097 (enum dwarf_line_number_x_ops): Likewise.
13098 (enum dwarf_call_frame_info): Likewise.
13099 (enum dwarf_source_language): Likewise.
13100 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13101 (add_calling_convention_attribute): Likewise.
13102 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13103 (combine_comparisons): Change compcode to int. Add cast to enum type.
13104 * genrecog.c (maybe_both_true_2): Change c to int.
13105 (write_switch): Likewise. Add cast to enum type.
13106 * gimplify.c (gimplify_omp_for): Handle return values from
13107 gimplify_expr using MIN rather than bitwise or.
13108 (gimplify_expr): Add cast to enum type.
13109 * ipa-prop.c (update_jump_functions_after_inlining): Change
13110 IPA_BOTTOM to IPA_JF_UNKNOWN.
13111 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13112 Add casts to enum type.
13113 (setup_cover_and_important_classes): Change cl to int. Add casts
13115 (setup_class_translate): Change cl and mode to int.
13116 (ira_init_once): Change mode to int.
13117 (free_register_move_costs): Likewise.
13118 (setup_prohibited_mode_move_regs): Add casts to enum type.
13119 * langhooks.c (add_builtin_function_common): Rework assertion that
13120 value fits bitfield.
13121 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13122 * omega.c (omega_do_elimination): Avoid math on enum types.
13123 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13124 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13125 int local to handle integral_argment value.
13126 * regmove.c (try_auto_increment): Change PUT_MODE to
13128 * reload.c (push_secondary_reload): Add casts to enum type.
13129 (secondary_reload_class, find_valid_class): Likewise.
13130 * reload1.c (emit_input_reload_insns): Likewise.
13131 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13132 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13133 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13135 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13136 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13138 (expand_complex_libcall): Add casts to enum type.
13139 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13140 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13141 with ERROR_MARK, not NUM_TREE_CODES.
13142 (vect_create_epilog_for_reduction): Likewise.
13143 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13144 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13145 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13147 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13148 vect_unused_in_loop. Change 0 to loop_vect.
13149 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13150 * var-tracking.c (get_init_value): Change return type to enum
13152 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13153 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13155 (arm_override_options): Add casts to enum type.
13156 (arm_emit_tls_decoration): Likewise.
13157 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13159 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13160 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13161 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13163 * config/s390/s390.c (code_for_builtin_64): Change to array of
13165 (code_for_builtin_31): Likewise.
13166 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13168 * config/sparc/sparc.c (sparc_override_options): Change value
13169 field in struct code_model to enum cmodel. In initializer change
13170 0 to NULL and add cast to enum type.
13172 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13173 Change all callers. Issue a -Wc++-compat warning using
13174 lhs_origtype if necessary.
13175 (convert_for_assignment): Issue -Wc++-compat warnings about
13176 invalid conversions to enum type on assignment.
13177 * c-common.h (build_modify_expr): Update declaration.
13179 2009-04-24 Nick Clifton <nickc@redhat.com>
13181 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13182 (function_arg_advance): Likewise.
13183 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13186 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13188 * config/s390/constraints.md ('I', 'J'): Fix condition.
13190 2009-04-24 Diego Novillo <dnovillo@google.com>
13192 * gengtype-parse.c (parse_error): Add newline after message.
13194 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13196 * config/i386/sse.md (avxmodesuffixs): Removed.
13197 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13198 (*avx_pinsr<ssevecsize>): This.
13200 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13202 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13203 follow chains of regs with a single definition, and allow expressions
13204 that are function_invariant_p.
13205 (simple_rhs_p): Allow expressions that are function_invariant_p.
13207 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13209 PR middle-end/39867
13210 * fold-const.c (fold_cond_expr_with_comparison): When folding
13211 > and >= to MAX, make sure the MAX uses the same type as the
13212 comparison's operands.
13214 2009-04-24 Nick Clifton <nickc@redhat.com>
13216 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13217 addressing for DImode accesses.
13218 (frv_print_operand_address): Handle PLUS case.
13219 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13221 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13223 PR rtl-optimization/39794
13224 * alias.c (canon_true_dependence): Add x_addr argument.
13225 * rtl.h (canon_true_dependence): Adjust prototype.
13226 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13227 * cselib.c (cselib_invalidate_mem): Likewise.
13228 * gcse.c (compute_transp): Likewise.
13229 * dse.c (scan_reads_nospill): Likewise.
13230 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13231 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13232 canon_base_addr of the group, plus optional offset.
13233 (struct group_info): Rename canon_base_mem to
13235 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13236 canon_rtx of base_mem.
13238 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13240 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13241 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13243 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13245 * config/spu/spu-builtins.h: Delete file.
13247 * config/spu/spu.h (enum spu_builtin_type): Move here from
13249 (struct spu_builtin_description): Likewise. Add GTY marker.
13250 Do not use enum spu_function_code or enum insn_code.
13251 (spu_builtins): Add extern declaration.
13253 * config/spu/spu.c: Do not include "spu-builtins.h".
13254 (enum spu_function_code, enum spu_builtin_type_index,
13255 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13256 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13257 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13258 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13259 (spu_builtin_types): Make static. Add GTY marker.
13260 (spu_builtins): Add extern declaration with GTY marker.
13261 Include "gt-spu.h".
13263 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13264 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13265 Check programmatically whether all parameters are scalar.
13267 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13269 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13271 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13272 assignment from the constructor either if the target is volatile.
13274 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13276 * config/arm/arm.md (insv): Do not share operands[0].
13278 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13280 * config/vxlib-tls.c (active_tls_threads): Delete.
13281 (delete_hook_installed): New.
13282 (tls_delete_hook): Don't delete the delete hook.
13283 (tls_destructor): Delete it here.
13284 (__gthread_set_specific): Adjust installing the delete hook.
13285 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13286 __gthread_leave_tsd_dtor_context.
13288 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13290 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13292 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13294 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13296 (alpha_rtx_costs): Ditto.
13297 (emit_unlikely_jump): Use add_reg_note.
13298 (emit_frame_store_1): Ditto.
13299 (alpha_expand_prologue): Ditto.
13300 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13301 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13303 2009-04-23 Nick Clifton <nickc@redhat.com>
13305 * config/v850/v850.md (epilogue): Remove suppressed code.
13306 (return): Rename to return_simple and remove test of frame size.
13307 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13308 to gen_return_simple.
13310 2009-04-22 Jing Yu <jingyu@google.com>
13313 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13315 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13318 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13319 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13320 value is a VECTOR_CST, the element type is the element type of the
13323 2009-04-22 DJ Delorie <dj@redhat.com>
13325 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13327 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13329 * alias.c (find_base_term): Move around LO_SUM case, so that
13330 CONST falls through into PLUS/MINUS handling.
13333 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13334 into 0, use omit_one_operand.
13336 2009-04-23 Ben Elliston <bje@au.ibm.com>
13338 * config/rs6000/linux-unwind.h (get_regs): Remove type
13339 puns. Change the type of `pc' to an array of unsigned ints and
13340 update all users. Constify frame24.
13342 2009-04-22 DJ Delorie <dj@redhat.com>
13344 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13345 declarations before code.
13346 (current_function_special_page_vector): Likewise.
13347 (m32c_expand_insv): Silence a warning.
13349 2009-04-21 Taras Glek <tglek@mozilla.com>
13351 * alias.c: Update GTY annotations to new syntax.
13352 * basic-block.h: Likewise.
13353 * bitmap.h: Likewise.
13354 * c-common.h: Likewise.
13355 * c-decl.c: Likewise.
13356 * c-parser.c: Likewise.
13357 * c-pragma.c: Likewise.
13358 * c-tree.h: Likewise.
13359 * cfgloop.h: Likewise.
13360 * cgraph.h: Likewise.
13361 * config/alpha/alpha.c: Likewise.
13362 * config/arm/arm.h: Likewise.
13363 * config/avr/avr.h: Likewise.
13364 * config/bfin/bfin.c: Likewise.
13365 * config/cris/cris.c: Likewise.
13366 * config/darwin.c: Likewise.
13367 * config/frv/frv.c: Likewise.
13368 * config/i386/i386.c: Likewise.
13369 * config/i386/i386.h: Likewise.
13370 * config/i386/winnt.c: Likewise.
13371 * config/ia64/ia64.h: Likewise.
13372 * config/iq2000/iq2000.c: Likewise.
13373 * config/mips/mips.c: Likewise.
13374 * config/mmix/mmix.h: Likewise.
13375 * config/pa/pa.c: Likewise.
13376 * config/pa/pa.h: Likewise.
13377 * config/rs6000/rs6000.c: Likewise.
13378 * config/s390/s390.c: Likewise.
13379 * config/sparc/sparc.c: Likewise.
13380 * config/xtensa/xtensa.c: Likewise.
13381 * cselib.h: Likewise.
13382 * dbxout.c: Likewise.
13383 * dwarf2out.c: Likewise.
13384 * except.c: Likewise.
13385 * except.h: Likewise.
13386 * fixed-value.h: Likewise.
13387 * function.c: Likewise.
13388 * function.h: Likewise.
13389 * gimple.h: Likewise.
13390 * integrate.c: Likewise.
13391 * optabs.c: Likewise.
13392 * output.h: Likewise.
13393 * real.h: Likewise.
13395 * stringpool.c: Likewise.
13396 * tree-data-ref.c: Likewise.
13397 * tree-flow.h: Likewise.
13398 * tree-scalar-evolution.c: Likewise.
13399 * tree-ssa-address.c: Likewise.
13400 * tree-ssa-alias.h: Likewise.
13401 * tree-ssa-operands.h: Likewise.
13402 * tree.c: Likewise.
13403 * tree.h: Likewise.
13404 * varasm.c: Likewise.
13405 * varray.h: Likewise.
13407 * coretypes.h: Do not define GTY macro if it is already defined.
13408 * doc/gty.texi: Update GTY documentation to new syntax.
13409 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13410 annotations on structs.
13411 * gengtype-parse.c: Likewise.
13413 2009-04-22 Mark Heffernan <meheff@google.com>
13415 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13417 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13419 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13422 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13424 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13425 the same as a PLUS without a shift. Increase the cost of a
13428 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13430 * Makefile.in: Update dependencies.
13431 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13432 * errors.h: Remove bogus comment about compatibility.
13433 (warning): Update declaration.
13434 * genautomata.c: Update all calls to warning.
13435 * gimple.c: Do not include errors.h. Include toplev.h.
13436 * tree-ssa-structalias.c: Do not include errors.h.
13437 * omega.c: Likewise.
13438 * tree-ssa-reassoc.c: Likewise.
13439 * config/spu/spu-c.c: Likewise.
13440 * config/spu/t-spu-elf: Update dependencies.
13442 2009-04-22 Richard Guenther <rguenther@suse.de>
13444 PR tree-optimization/39824
13445 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13446 make sure the types are compatible.
13448 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13451 * c-common.c (c_parse_error): Take a token_flags parameter.
13452 Use token_type for the token type instead.
13453 Pass token_flags to cpp_type2name.
13454 * c-common.h (c_parse_error): Update declaration.
13455 * c-parser.c (c_parser_error): Pass 0 as token flags.
13457 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13459 PR rtl-optimization/39580
13460 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13462 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13464 * function.c (expand_function_end): Do not emit a jump to the "naked"
13465 return label for fall-through returns.
13466 * except.c (sjlj_emit_function_exit): Always place the call to the
13467 unregister function at the location installed by expand_function_end.
13469 2009-04-22 Richard Guenther <rguenther@suse.de>
13471 PR tree-optimization/39845
13472 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13473 (gen_inbound_check): Likewise.
13475 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13477 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13479 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13480 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13482 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13484 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13485 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13486 shift counts to avoid out-of-bounds array accesses.
13488 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13490 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13491 (Pmode): Move above.
13493 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13495 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13496 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13497 GET_CODE macro. Use IN_RANGE macro where appropriate.
13498 * config/alpha/alpha.h: Ditto.
13499 * config/alpha/alpha.md: Ditto.
13500 * config/alpha/constraints.md: Ditto.
13501 * config/alpha/predicates.md: Ditto.
13503 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13505 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13506 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13507 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13508 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13509 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13510 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13511 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13512 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13513 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13514 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13515 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13516 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13517 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13518 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13519 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13520 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13521 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13522 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13523 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13524 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13525 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13526 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13527 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13528 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13529 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13530 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13531 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13533 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13535 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13536 references from comments.
13537 * cfgbuild.c: (count_basic_blocks): Delete.
13538 (find_basic_blocks_1): Delete.
13539 (find_basic_blocks): Delete.
13540 * except.c (finish_eh_generation): Make static. Move comment from
13541 except.h here. Remove find_basic_blocks references from comments.
13542 * except.h (finish_eh_generation): Delete.
13543 * basic-block.h (find_basic_blocks): Delete.
13544 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13546 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13548 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13549 (sdbout_parms): Likewise.
13551 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13553 * config/sh/sh.c (prepare_cbranch_operands): Use
13554 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13555 (expand_cbranchdi4): Likewise.
13556 (from_compare): Add cast to enum type.
13557 (expand_cbranchsi4): Use add_reg_note.
13558 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13559 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13560 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13561 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13562 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13563 instead of CODE_FOR_nothing.
13564 (cbranchdi4): Likewise. Fix the order of arguments for
13566 (push_fpscr): Use add_reg_note.
13567 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13568 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13570 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13572 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13573 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13574 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13575 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13576 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13577 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13578 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13579 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13580 config/alpha/x-vms, config/arc/t-arc,
13581 config/arm/README-interworking, config/arm/arm-c.c,
13582 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13583 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13584 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13585 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13586 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13587 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13588 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13589 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13590 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13591 config/cris/t-elfmulti, config/crx/t-crx,
13592 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13593 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13594 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13595 config/h8300/t-h8300, config/i386/athlon.md,
13596 config/i386/darwin-libgcc.10.4.ver,
13597 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13598 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13599 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13600 config/i386/t-linux64, config/i386/t-nwld,
13601 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13602 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13603 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13604 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13605 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13606 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13607 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13608 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13609 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13610 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13611 config/m68k/t-uclinux, config/mcore/t-mcore,
13612 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13613 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13614 config/mips/crtn.asm, config/mips/irix-crti.asm,
13615 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13616 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13617 config/mips/mips-fixed.md, config/mips/sb1.md,
13618 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13619 config/mips/t-iris6, config/mips/t-isa3264,
13620 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13621 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13622 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13623 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13624 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13625 config/mn10300/t-linux, config/mn10300/t-mn10300,
13626 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13627 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13628 config/picochip/libgccExtras/clzsi2.asm,
13629 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13630 config/rs6000/darwin-libgcc.10.4.ver,
13631 config/rs6000/darwin-libgcc.10.5.ver,
13632 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13633 config/rs6000/t-aix43, config/rs6000/t-aix52,
13634 config/rs6000/t-darwin, config/rs6000/t-fprules,
13635 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13636 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13637 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13638 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13639 config/rs6000/t-rtems, config/rs6000/t-spe,
13640 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13641 config/score/t-score-elf, config/sh/divcost-analysis,
13642 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13643 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13644 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13645 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13646 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13647 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13648 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13649 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13650 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13651 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13652 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13653 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13654 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13655 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13656 * config/h8300/genmova.sh: Include copyright and license notices
13657 in generated output.
13658 * config/h8300/mova.md: Regenerate.
13659 * doc/install.texi2html: Include word "Copyright" in copyright
13660 notice and use name "Free Software Foundation, Inc.".
13661 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13662 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13663 ChangeLog-2007, ChangeLog-2008: Correct dates.
13665 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13667 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13668 NE_EXPR operations as well.
13669 * c-parser.c (c_parser_condition): Do not set location information on
13671 (c_parser_conditional_expression): Likewise.
13672 (c_parser_binary_expression): Set location information on operators.
13673 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13674 TRUTH_NOT_EXPR has been folded.
13675 * fold-const.c (fold_truth_not_expr): Copy location information from
13676 the incoming expression to the outgoing one.
13677 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13678 recursive calls on the LHS of the operator but pass that of the
13679 operator to recursive calls on the RHS of the operator. Set it
13681 (shortcut_cond_expr): Set the locus of the operator on the second
13682 COND_EXPR and that of the expression on the first in degenerate cases.
13683 Pass the locus of the expression to calls to shortcut_cond_r.
13684 Set the locus of the 'then' block on the associated jump, if any.
13685 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13686 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13687 expression to call to gimplify_boolean_expr.
13689 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13691 * config.gcc: Add additional configuration for
13692 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13693 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13694 (CPP_SPEC): Redefine for allowing -municode option.
13695 (STARTFILE_SPEC): Likewise.
13696 * config/i386/t-mingw-w64: New.
13697 * config/i386/mingw-w64.opt: New.
13698 (municode): Add new target option.
13699 * doc/invoke.texi (municode): Add documentation for new option.
13701 2009-04-21 Ian Lance Taylor <iant@google.com>
13703 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13704 Correct test for number of arguments.
13705 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13707 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13709 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13710 argument of emit_library_call.
13712 2009-04-21 Richard Guenther <rguenther@suse.de>
13714 PR middle-end/39829
13715 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13716 inside VIEW_CONVERT_EXPRs.
13718 2009-04-21 Martin Jambor <mjambor@suse.cz>
13720 * tree-switch-conversion.c (build_constructors): Split a long line.
13721 (constructor_contains_same_values_p): New function.
13722 (build_one_array): Create assigns of constants if possible, do not
13723 call mark_sym_for_renaming, call update_stmt.
13724 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13725 make_rename_temp. Do not call mark_symbols_for_renaming, call
13727 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13728 find_new_referenced_vars, call update_stmt.
13729 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13730 instead of calling make_rename_temp. Do not call
13731 find_new_referenced_vars or mark_symbols_for_renaming, call
13734 2009-04-21 Richard Guenther <rguenther@suse.de>
13736 PR tree-optimization/39827
13737 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13738 (tree_ssa_phiprop): Pass the correct array size.
13740 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13742 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13744 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13747 * c-typeck.c (lvalue_p): Move declaration ...
13748 * c-common.h (lvalue_p): ... to here.
13749 * c-common.c (candidate_equal_p): New.
13750 (add_tlist): Use it.
13751 (merge_tlist): Use it.
13752 (warn_for_collisions_1): Likewise.
13753 (warning_candidate_p): Accept more candidates.
13754 (verify_tree): A warning candidate can be an expression. Use
13757 2009-04-21 Ben Elliston <bje@au.ibm.com>
13760 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13761 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13762 options. Remove -mcall-solaris documentation.
13764 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13767 * doc/invoke.texi (-Wlong-long): Update description.
13768 * c-lex (interpret_integer): Only warn if there was no previous
13769 overflow and -Wlong-long is enabled.
13770 * c-decl.c (declspecs_add_type): Drop redundant flags.
13771 * c.opt (Wlong-long): Init to -1.
13772 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13773 and front-end warn_long_long. Wlong-long only depends on other
13774 flags if it is uninitialized.
13775 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13776 the same for CPP and FE.
13777 (restore_extension_diagnostics): Likewise.
13779 2009-04-20 Ian Lance Taylor <iant@google.com>
13781 Fix enum conversions which are invalid in C++:
13782 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13783 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13784 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13785 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13786 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13787 (dbxout_parms): Likewise.
13788 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13789 (df_clear_flags): Likewise.
13790 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13791 top_flag parameter to int.
13792 (df_chain_create_bb_process_use): Likewise.
13793 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13795 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13796 (df_ref_create_structure, df_def_record_1): Likewise.
13797 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13798 (df_notes_rescan): Change 0 to VOIDmode in function call.
13799 (df_get_call_refs, df_insn_refs_collect): Likewise.
13800 (df_bb_regs_collect): Likewise.
13801 (df_entry_block_defs_collect): Likewise.
13802 (df_exit_block_uses_collect): Likewise.
13803 * df.h: Update declarations.
13804 * double-int.c (double_int_divmod): Add cast to enum type.
13805 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13806 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13807 (based_loc_descr): Likewise.
13808 (loc_descriptor_from_tree_1): Change first_op and second_op to
13809 enum dwarf_location_atom. Add cast to enum type.
13810 * expmed.c (init_expmed): Change 0 to SET in function call.
13811 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13812 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13813 (do_store_flag): Likewise.
13814 * fixed-value.h (struct fixed_value): Change mode to enum
13816 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13817 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13819 (insert_insn_decl, insert_decl, insert_state): Likewise.
13820 (automata_list_finish): Likewise.
13821 * genrecog.c (process_define_predicate): Add cast to enum type.
13822 * gensupport.c (init_predicate_table): Add cast to enum type.
13823 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13825 (gimple_build_call_1, gimple_build_label): Likewise.
13826 (gimple_build_goto, gimple_build_asm_1): Likewise.
13827 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13828 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13829 (enum fallback): Rename from enum fallback_t.
13830 (fallback_t): Typedef as int.
13831 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13832 GSI_SAME_STMT in function call.
13833 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13835 (setup_reg_class_relations): Likewise.
13836 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13837 (setup_prohibited_class_mode_regs): Add cast to enum type.
13838 (setup_prohibited_mode_move_regs): Likewise.
13839 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13840 (record_address_regs): Change i to enum reg_class.
13841 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13842 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13843 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13844 (GET_MODE_2XWIDER_MODE): Likewise.
13845 (GET_CLASS_NARROWEST_MODE): Likewise.
13846 * omp-low.c (expand_omp_for): Add cast to enum type.
13847 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13848 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13849 * postreload.c (reload_cse_simplify_operands): Change rclass local
13851 * predict.c (combine_predictions_for_insn): Change best_predictor
13852 and predictor to enum br_predictor.
13853 (combine_predictions_for_bb): Likewise.
13854 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13855 use SET_PREDICT_EXPR_OUTCOME.
13856 * real.c (real_arithmetic): Change icode to code in function call.
13857 * reginfo.c (init_move_cost): Add casts to enum type.
13858 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13859 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13861 * reload.c (find_valid_class): Add casts to enum type.
13862 (push_reload): Change 0 to NO_REGS in function call.
13863 (find_reloads): Change this_alternative to array of enum
13864 reg_class. Remove some now-unnecessary casts.
13865 (make_memloc): Change 0 to VOIDmode in function call.
13866 * reload1.c (reload): Change 0 to VOIDmode in function call.
13867 (eliminate_regs_1, elimination_effects): Likewise.
13868 (eliminate_regs_in_insn): Likewise.
13869 (emit_input_reload_insns): Add cast to enum type.
13870 (delete_output_reload): Change 0 to VOIDmode in function call.
13871 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13872 to enum type in function call.
13873 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13874 (SET_PREDICT_EXPR_OUTCOME): Define.
13875 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13876 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13877 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13878 (dump_function): Likewise.
13879 * tree-dump.h: Update declarations.
13880 * tree-pass.h: Update declarations.
13881 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13882 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13884 (arm_rtx_costs_1): Correct parenthesization.
13885 (arm_rtx_costs): Add casts to enum type.
13886 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13887 (vfp_emit_fstmd): Use add_rg_note.
13888 (emit_multi_reg_push, emit_sfm): Likewise.
13889 (thumb_set_frame_pointer): Likewise.
13890 (arm_expand_prologue): Likewise.
13891 (arm_regno_class): Change return type to enum reg_class.
13892 (thumb1_expand_prologue): Use add_reg_note.
13893 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13894 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13896 * config/arm/gentune.sh: Add cast to enum type.
13897 * config/arm/arm-tune.md: Rebuild.
13898 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13899 (ix86_split_fp_branch, predict_jump): Likewise.
13900 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13901 insn_code to enum rtx_code.
13902 (ix86_builtin_vectorized_function): Add cast to enum type.
13903 * config/i386/i386.md (truncdfsf2): Change slot to enum
13905 (truncxf<mode>2, isinf<mode>2): Likewise.
13906 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13908 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13909 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13910 (insert_bundle_state): Change 1 to INSERT in function call.
13911 (ia64_add_bundle_selector_before): Likewise.
13912 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13913 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13914 (restore_stack_nonlocal): Likewise.
13915 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13917 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13919 (mips_rtx_costs): Likewise.
13920 (mips_override_options): Add casts to enum type.
13921 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13923 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13924 (store_reg, set_reg_plus_d): Likewise.
13925 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13926 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13928 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13930 (emit_unlikely_jump): Use add_reg_note.
13931 (rs6000_emit_allocate_stack): Likewise.
13932 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13933 (output_toc): Change 1 to INSERT in function call.
13934 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13935 (rs6000_initialize_trampoline): Likewise.
13936 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13938 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13939 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13940 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13941 (save_gprs): Use add_reg_note.
13942 (s390_emit_prologue): Likewise.
13943 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13944 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13945 (sparc_fold_builtin): Add cast to enum type.
13946 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13948 (spu_expand_prologue): Use add_reg_note.
13949 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13951 2009-04-20 Ian Lance Taylor <iant@google.com>
13953 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13954 (c_parser_postfix_expression_after_primary): Get VEC for list of
13955 arguments. Get original types of arguments. Call
13956 build_function_call_vec.
13957 (cached_expr_list_1, cached_expr_list_2): New static variables.
13958 (c_parser_expr_list): Change return type to VEC *. Add
13959 p_orig_types parameter. Change all callers.
13960 (c_parser_release_expr): New static function.
13961 (c_parser_vec_to_tree_list): New static function.
13962 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13963 call build_function_call_vec.
13964 (build_function_call_vec): New function, based on old
13965 build_function_call.
13966 (convert_arguments): Remove nargs and argarray parameters. Change
13967 values to a VEC. Add origtypes parameter.
13968 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13969 (convert_for_assignment): Add origtype parameter. Change all
13970 callers. If warn_cxx_compat, check for conversion to an enum
13971 type when calling a function.
13972 (store_init_value): Add origtype parameter. Change all callers.
13973 (digest_init): Likewise.
13974 (struct init_node): Add origtype field.
13975 (add_pending_init): Add origtype parameter. Change all callers.
13976 (output_init_element): Likewise.
13977 (output_pending_init_elements): Pass origtype from init_node to
13978 output_init_element.
13979 (process_init_element): Pass origtype from c_expr to
13980 output_init_element.
13981 (c_finish_return): Add origtype parameter. Change all callers.
13982 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13984 (sync_resolve_params): Likewise.
13985 (sync_resolve_return): Change params to first_param. Change caller.
13986 (resolve_overloaded_builtins): Change params to VEC *. Change
13987 callers. Save first parameter around call to build_function_call_vec.
13988 * c-decl.c (finish_decl): Add origtype parameter. Change all
13989 callers. Call build_function_call_vec rather than
13990 build_function_call for cleanup.
13991 * c-tree.h: Update declarations.
13992 * c-common.h: Update declarations.
13993 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13994 params to first_param.
13995 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13996 params parameter from tree to void *.
13997 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13998 Change arglist parameter to have type void *, and to be a pointer
14000 * config/rs6000/rs6000-protos.h
14001 (altivec_resolve_overloaded_builtin): Update declaration.
14002 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
14003 fnargs parameter to have type void *, and to be a pointer to a
14004 VEC. Call build_function_call_vec instead of
14005 build_function_call.
14006 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
14008 2009-04-20 Joey Ye <joey.ye@intel.com>
14009 Xuepeng Guo <xuepeng.guo@intel.com>
14010 H.J. Lu <hongjiu.lu@intel.com>
14012 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14014 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14015 (IX86_LEA_PRIORITY): Likewise.
14016 (distance_non_agu_define): New function.
14017 (distance_agu_use): Likewise.
14018 (ix86_lea_for_add_ok): Likewise.
14019 (ix86_dep_by_shift_count): Likewise.
14021 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14022 should split for LEA.
14024 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14026 (ix86_dep_by_shift_count): Likewise.
14028 2009-04-20 Richard Guenther <rguenther@suse.de>
14030 * expr.c (handled_component_p): Move ...
14031 * tree.h (handled_component_p): ... here.
14032 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14033 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14034 and REALPART_EXPR to be in one group.
14036 2009-04-20 Richard Guenther <rguenther@suse.de>
14038 * basic-block.h (get_all_dominated_blocks): Declare.
14039 * dominance.c (get_all_dominated_blocks): New function.
14040 * tree-cfg.c (get_all_dominated_blocks): Remove.
14041 (remove_edge_and_dominated_blocks): Adjust.
14042 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14043 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14044 instead of recursing.
14046 2009-04-20 Doug Kwan <dougkwan@google.com>
14048 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14049 (struct cgraph_node_set_def): New type.
14050 (cgraph_node_set) New type. Also declare vector functions.
14051 (struct cgraph_node_set_element_def): New type.
14052 (cgraph_node_set_element): Ditto.
14053 (cgraph_node_set_iterator): New iterator type.
14054 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14055 cgraph_node_set_remove, dump_cgraph_node_set,
14056 debug_cgraph_node_set): New prototypes.
14057 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14058 cgraph_node_set_size): New inlines.
14059 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14060 including cgraph.h.
14061 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14062 argument to function 'write_summary'.
14063 * ipa.c: Include ggc.h.
14064 (hash_cgraph_node_set_element,
14065 eq_cgraph_node_set_element, cgraph_node_set_new,
14066 cgraph_node_set_add, cgraph_node_set_remove,
14067 cgraph_node_set_find, dump_cgraph_node_set,
14068 debug_cgraph_node_set): New functions.
14069 * Makefile.in (ipa.o): Add dependency on GGC_H.
14071 2009-04-20 Ira Rosen <irar@il.ibm.com>
14073 PR tree-optimization/39675
14074 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14075 check of the return code of vect_schedule_slp. Check that
14076 stmt_vec_info still exists for the statement, before checking its
14077 vectorization type.
14079 2009-04-20 Michael Matz <matz@suse.de>
14081 * Makefile.in (generated_files): Take out $(simple_generated_c).
14083 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14085 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14086 (UINTPTR_TYPE): Likewise.
14088 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14091 * c-typeck.c (digest_init): Check for initializing an array with a
14094 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14097 * c-semantics.c (pop_stmt_list): Propagate
14098 STATEMENT_LIST_HAS_LABEL to parent statement list.
14100 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14102 * config/mips/mips.h (mips_tune_attr): New macro.
14103 * config/mips/mips.md (cpu): Use it.
14105 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14108 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14111 2009-04-19 Diego Novillo <dnovillo@google.com>
14113 * toplev.c (compile_file): Move call to coverage_finish ...
14114 * cgraphunit.c (ipa_passes): ... here.
14115 Call cgraph_process_new_functions.
14116 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14117 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14119 2009-04-19 Jan Hubicka <jh@suse.cz>
14121 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14123 (dump_cgraph_node): Dump can throw external flag.
14124 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14126 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14130 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14131 * common.opt (Wlogical-op): Move from here...
14132 * c.opt (Wlogical-op): ... to here.
14133 * c-typeck.c (parser_build_binary_op): Update call to
14134 warn_logical_operator.
14135 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14137 * c-common.c (warn_logical_op): Update.
14138 * c-common.h (warn_logical_op): Update declaration.
14140 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14142 * tree.c (protected_set_expr_location): Fix formatting.
14144 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14147 * c-typeck.c (readonly_warning): new.
14148 (build_unary_op, build_modify_expr): Use readonly_warning for
14149 storing into something readonly but not const-qualified.
14151 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14154 * c-typeck.c (build_unary_op): Check for taking address of
14155 expression of type void.
14157 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14160 * c-typeck.c (build_function_call): Check for calling a function
14161 with qualified void return types. Call require_complete_type when
14164 2009-04-18 Jan Hubicka <jh@suse.cz>
14166 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14168 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14169 can_throw_external flag.
14170 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14171 * ipa-pure-const.c (ignore_edge): New function.
14172 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14173 only over can_throw_external edges.
14174 (local_pure_const): Add nothrow flag.
14175 * ipa-utils.c (searchc): Add ignore_edge callback.
14176 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14177 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14178 (set_nothrow_function_flags): Update cgraph.
14179 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14181 2009-04-18 Richard Guenther <rguenther@suse.de>
14183 PR middle-end/39804
14184 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14185 (fold_stmt): ... this and ...
14186 (fold_stmt_inplace): ... this.
14187 (fold_stmt_1): Fold references in calls and asms.
14188 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14190 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14192 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14193 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14195 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14197 * tree.c (function_args_count): Remove.
14198 * tree.h: Remove the prototype for function_args_count.
14200 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14202 * tree-iterator.c (expr_only): Remove.
14203 * tree.h: Remove the prototype for expr_only.
14205 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14207 * reginfo.c (cannot_change_mode_set_regs): Remove.
14208 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14210 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14212 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14213 whether operands 0 and 1 overlaps.
14215 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14217 PR middle-end/36902
14218 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14219 pointer. Use warning_at instead of warning.
14220 (search_for_addr_array): Likewise.
14221 (check_array_bounds): Likewise.
14222 (check_all_array_refs): Check that the incoming edge is not in the
14223 list of edges to be removed.
14224 (check_all_array_refs): Avoid the temporal pointer.
14225 (vrp_visit_cond_stmt): Fix typo.
14226 (simplify_switch_using_ranges): Handle the case where the switch
14227 index is an integer constant.
14229 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14231 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14233 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14235 * doc/extend.texi, doc/invoke.texi: Fix typos.
14237 2009-04-17 Cary Coutant <ccoutant@google.com>
14239 * tree-flow-inline.h (get_lineno): Fix inverted test.
14241 2009-04-17 Diego Novillo <dnovillo@google.com>
14243 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14244 assertion for AVAIL_OUT.
14246 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14249 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14250 * config/sh/linux-atomic.asm: Likewise.
14252 2009-04-17 Diego Novillo <dnovillo@google.com>
14254 * except.c (debug_eh_tree): New.
14255 (struct eh_region, struct eh_status): Move ...
14256 * except.h: ... here.
14257 (add_type_for_runtime): Declare extern.
14258 (lookup_type_for_runtime): Likewise.
14259 (debug_eh_tree): Declare.
14260 * Makefile.in (GTFILES): List except.h before except.c
14262 2009-04-17 Diego Novillo <dnovillo@google.com>
14264 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14265 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14266 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14267 (find_vars_r): ... here.
14268 * tree-flow.h (find_referenced_vars_in): Declare.
14269 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14270 that AVAIL_OUT exists for BLOCK.
14271 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14272 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14273 (tree-parloops.o): Likewise.
14275 2009-04-17 Simon Baldwin <simonb@google.com>
14277 * toplev.c (default_tree_printer): Add handling for %E format.
14279 2009-04-17 Diego Novillo <dnovillo@google.com>
14281 * tree-pretty-print.c (dump_generic_node): Add break after
14282 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14283 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14284 FUNCTION_TYPE together. Call print_struct_decl when printing
14285 structures and TDF_SLIM is not given.
14286 (print_struct_decl): Fix logic for detecting recursion.
14288 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14291 * gcc.c (create_at_file): New.
14292 (compile_input_file_p): New.
14293 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14294 * main.c (main): Update call to toplev_main.
14295 * toplev.c (toplev_main): Change signature. Call expandargv.
14296 * toplev.h (toplev_main): Change signature.
14298 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14300 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14301 if the latter is not constant.
14303 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14305 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14307 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14309 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14310 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14312 2009-04-17 Richard Guenther <rguenther@suse.de>
14314 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14315 Handle component references view-converting an invariant address.
14317 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14319 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14320 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14321 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14322 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14323 Use @deftypevr rather than @deftypevar.
14325 2009-04-17 Richard Guenther <rguenther@suse.de>
14327 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14328 (get_prop_source_stmt): Likewise.
14329 (can_propagate_from): Likewise.
14331 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14333 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14334 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14335 (--with-multilib-list): Add default value.
14336 * configure: Regenerate.
14337 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14338 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14339 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14340 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14341 Don't add default cpu to multilib list unnecessarily, but do enable
14342 the relevant compiler option..
14343 Add support for --with-multilib-list=<blank> and
14344 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14345 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14346 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14347 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14348 TM_MULTILIB_CONFIG.
14349 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14350 (MULTILIB_OSDIRNAMES): New variable.
14351 * config/sh/t-1e: Delete file.
14352 * config/sh/t-mlib-sh1: Delete file.
14353 * config/sh/t-mlib-sh2: Delete file.
14354 * config/sh/t-mlib-sh2a: Delete file.
14355 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14356 * config/sh/t-mlib-sh2a-single: Delete file.
14357 * config/sh/t-mlib-sh2a-single-only: Delete file.
14358 * config/sh/t-mlib-sh2e: Delete file.
14359 * config/sh/t-mlib-sh3e: Delete file.
14360 * config/sh/t-mlib-sh4: Delete file.
14361 * config/sh/t-mlib-sh4-nofpu: Delete file.
14362 * config/sh/t-mlib-sh4-single: Delete file.
14363 * config/sh/t-mlib-sh4-single-only: Delete file.
14364 * config/sh/t-mlib-sh4a: Delete file.
14365 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14366 * config/sh/t-mlib-sh4a-single: Delete file.
14367 * config/sh/t-mlib-sh4a-single-only: Delete file.
14368 * config/sh/t-mlib-sh4al: Delete file.
14369 * config/sh/t-mlib-sh5-32media: Delete file.
14370 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14371 * config/sh/t-mlib-sh5-64media: Delete file.
14372 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14373 * config/sh/t-mlib-sh5-compact: Delete file.
14374 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14375 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14376 * doc/install.texi (Options specification): Add
14377 --with-multilib-list and --with-endian.
14379 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14381 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14383 (OBJS-common): Add plugin-version.o.
14384 (plugin-version.o): New.
14385 * gcc-plugin.h (plugin_gcc_version): New.
14386 (plugin_default_version_check): New.
14387 (plugin_init_func, plugin_init): Add version argument.
14388 * plugin-version.c: New.
14389 * plugin.c (str_plugin_gcc_version_name): New.
14390 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14391 pass it to the init function.
14392 (plugin_default_version_check): New.
14394 2009-04-17 Richard Guenther <rguenther@suse.de>
14396 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14397 for decl-vs-decl disambiguation.
14399 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14401 * config/s390/s390.h (s390_tune_attr): New macro definition.
14402 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14404 2009-04-17 Richard Guenther <rguenther@suse.de>
14406 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14407 (fold_stmt_r): Likewise.
14408 (maybe_fold_reference): New function.
14409 (fold_gimple_assign): Handle cases fold_stmt_r did.
14410 (fold_stmt): Do not use fold_stmt_r.
14411 (fold_stmt_inplace): Likewise.
14413 2009-04-17 Richard Guenther <rguenther@suse.de>
14415 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14416 (record_equivalences_from_stmt): Remove useless checks and
14418 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14419 the type is already suitable.
14421 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14423 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14425 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14427 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14428 (CMPtype): Define as __gcc_CMPtype.
14430 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14432 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14433 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14435 2009-04-17 Richard Guenther <rguenther@suse.de>
14437 PR tree-optimization/39746
14438 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14439 special-casing for builtins and static variable use/def.
14440 (call_may_clobber_ref_p_1): Likewise.
14442 2009-04-16 Ian Lance Taylor <iant@google.com>
14444 * df.h: Include "timevar.h".
14445 (struct df_problem): Change tv_id field to timevar_id_t.
14446 * tree-pass.h: Include "timevar.h".
14447 (struct opt_pass): Change tv_id field to timevar_id_t.
14448 * timevar.h (timevar_id_t): Define TV_NONE.
14449 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14450 TV_NONE rather than tv_id != 0.
14451 (execute_one_pass): Likewise.
14452 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14453 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14454 dependencies to $(TREE_PASS_H).
14455 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14457 (pass_branch_target_load_optimize2): Likewise.
14458 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14459 (pass_outof_cfg_layout_mode): Likewise.
14460 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14461 (pass_rebuild_cgraph_edges): Likewise.
14462 (pass_remove_cgraph_callee_edges): Likewise.
14463 * df-core.c (pass_df_initialize_opt): Likewise.
14464 (pass_df_initialize_no_opt): Likewise.
14465 (pass_df_finish): Likewise.
14466 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14467 * except.c (pass_set_nothrow_function_flags): Likewise.
14468 (pass_convert_to_eh_region_ranges): Likewise.
14469 * final.c (pass_compute_alignments): Likewise.
14470 * function.c (pass_instantiate_virtual_regs): Likewise.
14471 (pass_init_function): Likewise.
14472 (pass_leaf_regs): Likewise.
14473 (pass_match_asm_constraints): Likewise.
14474 * gimple-low.c (pass_lower_cf): Likewise.
14475 (pass_mark_used_blocks): Likewise.
14476 * init-regs.c (pass_initialize_regs): Likewise.
14477 * integrate.c (pass_initial_value_sets): Likewise.
14478 * ira.c (pass_ira): Likewise.
14479 * jump.c (pass_cleanup_barriers): Likewise.
14480 * omp-low.c (pass_expand_omp): Likewise.
14481 (pass_lower_omp): Likewise.
14482 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14483 * recog.c (pass_split_all_insns): Likewise.
14484 (pass_split_after_reload): Likewise.
14485 (pass_split_before_regstack): Likewise.
14486 (pass_split_before_sched2): Likewise.
14487 (pass_split_for_shorten_branches): Likewise.
14488 * reginfo.c (pass_reginfo_init): Likewise.
14489 (pass_subregs_of_mode_init): Likewise.
14490 (pass_subregs_of_mode_finish): Likewise.
14491 * passes.c (pass_postreload): Likewise.
14492 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14493 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14494 (pass_warn_function_return): Likewise.
14495 (pass_warn_function_noreturn): Likewise.
14496 * tree-complex.c (pass_lower_complex): Likewise.
14497 (pass_lower_complex_O0): Likewise.
14498 * tree-if-conv.c (pass_if_conversion): Likewise.
14499 * tree-into-ssa.c (pass_build_ssa): Likewise.
14500 * tree-mudflap.c (pass_mudflap_1): Likewise.
14501 (pass_mudflap_2): Likewise.
14502 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14503 (pass_mudflap_2): Likewise.
14504 * tree-nrv.c (pass_return_slot): Likewise.
14505 * tree-object-size.c (pass_object_sizes): Likewise.
14506 * tree-optimize.c (pass_all_optimizations): Likewise.
14507 (pass_early_local_passes): Likewise.
14508 (pass_all_early_optimizations): Likewise.
14509 (pass_cleanup_cfg): Likewise.
14510 (pass_cleanup_cfg_post_optimizing): Likewise.
14511 (pass_free_datastructures): Likewise.
14512 (pass_free_cfg_annotations): Likewise.
14513 (pass_fixup_cfg): Likewise.
14514 (pass_init_datastructures): Likewise.
14515 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14516 (pass_late_warn_uninitialized): Likewise.
14517 (pass_update_address_taken): Likewise.
14518 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14519 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14520 (pass_cse_sincos): Likewise.
14521 (pass_convert_to_rsqrt): Likewise.
14522 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14523 * tree-stdarg.c (pass_stdarg): Likewise.
14524 * tree-tailcall.c (pass_tail_recursion): Likewise.
14525 (pass_tail_calls): Likewise.
14526 * tree-vect-generic.c (pass_lower_vector): Likewise.
14527 (pass_lower_vector_ssa): Likewise.
14528 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14530 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14532 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14534 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14536 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14537 logical and signext.
14539 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14542 * config/sh/predicates.md (arith_operand): Check if the operand
14543 of TRUNCATE is a REG.
14545 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14547 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14548 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14550 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14552 * tree-iterator.c (tsi_split_statement_list_after,
14553 tsi_split_statement_list_before): Remove.
14554 * tree-iterator.h: Remove the prototypes for
14555 tsi_split_statement_list_after and tsi_split_statement_list_before.
14557 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14559 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14560 * tree-ssa-propagate.h: Remove the prototype for
14561 stmt_makes_single_load.
14563 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14565 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14566 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14568 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14570 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14572 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14574 * except.c (eh_region_outer_p): Remove.
14575 * except.h: Remove the prototype for eh_region_outer_p.
14577 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14579 * function.c (current_function_assembler_name): Remove.
14580 * function.h: Remove the prototype for
14581 current_function_assembler_name.
14583 2009-04-16 Ian Lance Taylor <iant@google.com>
14585 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14586 (add_reg_note): Call alloc_reg_note.
14587 * rtl.h (alloc_reg_note): Declare.
14588 * combine.c (try_combine): Use alloc_reg_note.
14589 (recog_for_combine, move_deaths): Likewise.
14590 (distribute_notes): Use alloc_reg_note and add_reg_note.
14591 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14592 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14593 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14595 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14597 PR rtl-optimization/39762
14598 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14599 ira_may_move_out_cost): Add comments about way of their usage.
14600 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14602 * ira-conflicts.c (process_regs_for_copy): Use function
14603 ira_get_register_move_cost instead of global
14604 ira_register_move_cost.
14606 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14607 color_pass, move_spill_restore, update_curr_costs): Ditto.
14609 * ira-lives.c (process_single_reg_class_operands): Ditto.
14611 * ira-emit.c (emit_move_list): Ditto.
14613 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14614 (record_reg_classes): Ditto. Use functions
14615 ira_get_register_move_cost and ira_get_may_move_cost instead of
14616 global vars ira_register_move_cost, ira_may_move_out_cost and
14617 ira_may_move_in_cost.
14618 (record_address_regs): Don't call ira_init_register_move_cost.
14619 Use function ira_get_may_move_cost instead of global
14620 ira_may_move_in_cost.
14621 (process_bb_node_for_hard_reg_moves): Use function
14622 ira_get_register_move_cost instead of global ira_register_move_cost.
14623 (ira_costs): Don't call ira_init_register_move_cost.
14625 2009-04-16 Richard Guenther <rguenther@suse.de>
14627 * tree-cfg.c (verify_gimple_assign_binary):
14628 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14629 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14630 (create_general_new_stmt): Note that this function is broken.
14632 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14634 * common.opt (fhelp): Add Var(help_flag).
14635 * gcc-plugin.h (plugin_info): Add help.
14636 * plugin.c (plugin_name_args): Add help.
14637 (register_plugin_info): Set plugin->help.
14638 (print_help_one_plugin): New.
14639 (print_plugins_help): New.
14640 * plugin.h (print_plugins_help): New.
14641 * toplev.c (toplev_main): Call print_plugins_help if needed.
14643 2009-04-16 Richard Guenther <rguenther@suse.de>
14645 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14646 (gimple_ior_addresses_taken_1): New function.
14647 (gimple_ior_addresses_taken): Likewise.
14648 * gimple.h (struct gimple_statement_with_ops_base): Remove
14649 addresses_taken member.
14650 (gimple_ior_addresses_taken): Declare.
14651 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14652 gimple_set_addresses_taken): Remove.
14653 * ipa-reference.c (mark_address): New function.
14654 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14655 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14656 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14657 (gimple_add_to_addresses_taken): Remove.
14658 (get_tmr_operands): Call mark_address_taken.
14659 (get_asm_expr_operands): Likewise.
14660 (get_expr_operands): Likewise.
14661 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14662 (free_stmt_operands): Do not free it.
14663 * tree-ssa.c (delete_tree_ssa): Likewise.
14664 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14666 2009-04-16 Richard Guenther <rguenther@suse.de>
14668 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14669 (walk_stmt_load_store_ops): Likewise.
14670 * gimple.c (get_base_loadstore): New function.
14671 (walk_stmt_load_store_addr_ops): Likewise.
14672 (walk_stmt_load_store_ops): Likewise.
14673 * ipa-pure-const.c (check_op): Simplify.
14674 (check_load, check_store): New functions.
14675 (check_stmt): Use walk_stmt_load_store_ops.
14676 * ipa-reference.c (mark_load): Adjust signature.
14677 (mark_store): Likewise.
14678 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14680 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14682 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14683 (plugin_info): New.
14684 * opts.c (common_handle_option): Don't call print_version.
14685 * plugin.c (plugin_name_args): Add version.
14686 (register_plugin_info): New.
14687 (register_callback): Handle PLUGIN_INFO.
14688 (try_init_one_plugin): New.
14689 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14691 (finalize_one_plugin): New.
14692 (finalize_plugins): New.
14693 (print_one_plugin): New.
14694 (print_plugins_versions): New.
14695 * plugin.h (print_plugins_versions): New.
14696 (finalize_plugins): New.
14697 * toplev.c (compile_file): Don't call initialize_plugins.
14698 (print_version): Call print_plugins_versions.
14699 (toplev_main): Call initialize_plugins. Print version if needed.
14700 Call finalize_plugins.
14702 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14704 * common.opt (fversion): New.
14705 * gcc.c (print_version): New.
14706 (process_command): Don't print the version. Just set print_version.
14707 (main): Print version. Call subprocesses if print_version and
14708 verbose_flag are set.
14709 * opts.c (common_handle_option): Handle OPT_fversion.
14711 2009-04-16 Richard Guenther <rguenther@suse.de>
14712 Ira Rosen <irar@il.ibm.com>
14714 PR tree-optimization/39698
14715 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14716 type of the reduction variable. Only generate the def if
14719 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14720 make sure to first convert to an integer of the same precision.
14721 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14722 the type of the evolution correctly in computing the new
14723 induction variable base.
14725 2009-04-16 Richard Guenther <rguenther@suse.de>
14727 PR middle-end/39625
14728 * tree-cfg.c (make_blocks): Split statements with to-be
14729 abnormal SSA names on the lhs.
14731 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14733 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14734 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14735 * c-typeck.c (really_start_incremental_init): Likewise.
14736 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14737 (TARGET_INITIALIZER): Remove it.
14738 * target.h (struct target): Remove vector_opaque_p.
14739 * tree.c (build_opaque_vector_type): New.
14740 * tree.h (TYPE_VECTOR_OPAQUE): New.
14741 (build_opaque_vector_type): Declare.
14742 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14743 * config/rs6000/rs6000.c (build_opaque_vector_type,
14744 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14745 (rs6000_init_builtins): Use build_opaque_vector_type for
14746 opaque_V4SI_type_node.
14748 2009-04-15 Catherine Moore <clm@codesourcery.com>
14750 * debug.h (set_name): Declare.
14751 * dwarf2out.c (dwarf2out_set_name): Declare.
14752 (dwarf2_debug_hooks): Add set_name.
14753 (find_AT_string): New.
14754 (add_AT_string): Call find_AT_string.
14755 (dwarf2out_set_name): New.
14756 * cp/decl.c (grokdeclarator): Call set_name.
14757 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14758 * debug.c (do_nothing_debug_hooks): Likewise.
14759 * dbxout.c (dbx_debug_hooks): Likewise.
14760 * sdbout.c (sdb_debug_hooks): Likewise.
14762 2009-04-15 Michael Eager <eager@eagercon.com>
14764 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14765 reg for single-precision FPU.
14766 * config/rs6000/rs6000.md (movsi_internal1): Only for
14767 !TARGET_SINGLE_FPU.
14768 (movsi_internal1_single): New. Add pattern to move SI values to/from
14769 single-precision FP regs.
14771 2009-04-15 Richard Guenther <rguenther@suse.de>
14773 * omp-low.c (lower_rec_input_clauses): Build correct address
14775 (expand_omp_for_generic): Fix multiplication type.
14776 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14777 (generate_memset_zero): Fix types.
14778 * tree-profile.c (prepare_instrumented_value): Correctly
14781 2009-04-15 Ian Lance Taylor <iant@google.com>
14783 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14784 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14785 for -Wall and for -Wc++-compat.
14786 (c_common_post_options): For C++, set warn_enum_compare if not
14788 * c-tree.h (struct c_expr): Add field original_type.
14789 (build_external_ref): Update declaration.
14790 * c-parser.c (c_parser_braced_init): Set original_type.
14791 (c_parser_initelt): Likewise.
14792 (c_parser_expr_no_commas): Likewise.
14793 (c_parser_conditional_expression): Likewise.
14794 (c_parser_cast_expression): Likewise.
14795 (c_parser_unary_expression): Likewise. Pull setting of
14796 original_code to top of function.
14797 (c_parser_sizeof_expression): Set original_type.
14798 (c_parser_alignof_expression): Likewise.
14799 (c_parser_postfix_expression): Likewise. Pull setting of
14800 original_code to top of function.
14801 (c_parser_postfix_expression_after_paren_type): Set original_type.
14802 (c_parser_postfix_expression_after_primary): Likewise.
14803 (c_parser_expression): Likewise.
14804 * c-typeck.c (build_external_ref): Add type parameter. Change all
14806 (c_expr_sizeof_expr): Set original_type field.
14807 (parser_build_unary_op): Likewise.
14808 (parser_build_binary_op): Likewise. Optionally warn about
14809 comparisons of enums of different types.
14810 (digest_init): Set original_type field.
14811 (really_start_incremental_init): Likewise.
14812 (push_init_level, pop_init_level): Likewise.
14813 * doc/invoke.texi (Warning Options): -Wenum-compare now
14816 2009-04-15 Richard Guenther <rguenther@suse.de>
14818 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14819 out a necessary conversion.
14820 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14821 names we didn't value number.
14822 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14824 2009-04-15 Richard Guenther <rguenther@suse.de>
14826 PR tree-optimization/39764
14827 * tree-ssa-ccp.c (get_value): Canonicalize value with
14828 canonicalize_float_value.
14830 2009-04-15 Jan Hubicka <jh@suse.cz>
14832 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14833 Wrong version of patch.
14835 2009-04-15 Jan Hubicka <jh@suse.cz>
14837 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14839 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14841 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14842 our distinct integral and vector types.
14844 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14846 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14847 * init.c (build_vtbl_address): Remove call to assemble_external.
14849 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14851 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14852 output for other floating point modes.
14854 2009-04-14 Diego Novillo <dnovillo@google.com>
14856 * diagnostic.c (diagnostic_report_diagnostic): Do not
14857 warn about loaded plugins for DK_ERROR and DK_WARNING.
14858 * c-decl.c (declspecs_add_type): Move call to
14859 invoke_plugin_callbacks ...
14860 * c-parser.c (c_parser_declspecs): ... here.
14861 * plugin.c (dump_active_plugins): Tidy output.
14863 2009-04-14 Diego Novillo <dnovillo@google.com>
14864 Le-Chun Wu <lcwu@google.com>
14866 * configure.ac: Add --enable-plugin support.
14867 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14868 * Makefile.in (PLUGIN_H): Define.
14869 Export ENABLE_PLUGIN and GMPINC to site.exp.
14870 Add PLUGINLIBS to link command.
14871 Add/modify dependencies for plugin.o and files including plugin.h.
14873 * config.in: Regenerate.
14875 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14878 2009-04-14 Le-Chun Wu <lcwu@google.com>
14880 * tree-pass.h (register_one_dump_file): Add a prototype for
14881 register_one_dump_file.
14882 * toplev.c (compile_file): Call initialize_plugins.
14883 (do_compile): Call invoke_plugin_callbacks.
14884 (toplev_main): Call invoke_plugin_callbacks.
14885 * common.opt: Add -fplugin= and -fplugin-arg-.
14886 * gcc-plugin.h: New public header file for plugins to include.
14887 * plugin.c: New source file.
14888 * plugin.h: New internal header file.
14889 * passes.c (register_one_dump_file): Make it external.
14891 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14893 2009-04-14 Diego Novillo <dnovillo@google.com>
14895 * doc/plugins.texi: New.
14896 * doc/gccint.texi: Add reference to Plugins chapter.
14897 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14898 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14899 loaded plugins, if any.
14900 * timevar.def (TV_PLUGIN_INIT): Define.
14901 (TV_PLUGIN_RUN): Define.
14902 * plugin.c: Include timevar.h
14903 (plugins_active_p): New.
14904 (dump_active_plugins): New.
14905 (debug_active_plugins): New.
14907 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14909 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14911 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14913 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14915 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14916 the same as a minus without a shift.
14918 2009-04-14 Nick Clifton <nickc@redhat.com>
14920 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14921 comparisons with small integers will always produce a short
14924 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14927 2008-12-19 Diego Novillo <dnovillo@google.com>
14929 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14931 2009-04-14 Richard Guenther <rguenther@suse.de>
14933 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14935 (verify_gimple_assign_binary): Likewise. Handle shifts and
14937 (verify_gimple_phi): Print the mismatched argument position.
14938 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14940 (vect_update_init_of_dr): Likewise.
14941 * matrix-reorg.c (transform_access_sites): Do what the
14943 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14945 2009-04-13 Michael Eager <eager@eagercon.com>
14947 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14948 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14949 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14950 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14951 remove duplicate config
14953 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14955 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14956 file_name:line_number type locator of the call site.
14958 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14960 * genautomata.c: Put blank after comma.
14961 (automaton_decls): New.
14962 (struct unit_usage): Add comments to member next.
14963 (store_alt_unit_usage): Keep the list ordered.
14964 (unit_present_on_list_p, equal_alternatives_p): New.
14965 (check_regexp_units_distribution): Check units distribution
14966 correctness correctly.
14967 (main): Don't write automata if error is found. Return correct
14970 * config/m68k/cf.md (cfv4_ds): Remove.
14971 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14972 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14974 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14975 power4-load-ext, power4-store, power4-store-update,
14976 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14977 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14978 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14979 power4-sqrt, power4-isync): Modify reservation to make correct
14980 unit distribution to automata.
14982 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14983 power5-store-update, power5-two, power5-three, power5-lmul,
14984 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14986 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14988 * except.c (pass_set_nothrow_function_flags): Set name and add
14990 (set_nothrow_function_flags): Mention in the dump file when
14991 changing a function to nothrow.
14993 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14996 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14997 instead of unsigned long.
14999 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15001 * config/arm/arm.c (return_used_this_function): Remove.
15002 (arm_output_function_prologue): Remove use of
15003 return_used_this_function.
15004 (output_return_instruction): Replace use of
15005 return_used_this_function
15006 by cfun->machine->return_used_this_function.
15007 (arm_output_epilogue): Likewise.
15008 (arm_output_function_epilogue): Likewise.
15009 (thumb_unexpanded_epilogue): Likewise.
15010 * config/arm/arm.h (struct machine_function):
15011 New member return_used_this_function.
15013 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15015 * doc/install.texi: Correct description of default directory for
15016 --with-gxx-include-dir.
15018 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15020 * fold-const.c (build_range_check): Properly deal with enumeral and
15021 boolean base types.
15023 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15025 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15026 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15027 * params.h (MAX_GCSE_PASSES): Remove.
15028 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15029 in sequence. Remove ability to run multiple passes.
15030 (bypass_jumps): Report run as third CPROP pass.
15032 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15034 PR middle-end/39651
15035 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15036 when deciding whether the whole SEQUENCE can throw.
15038 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15041 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15042 offseted label references.
15044 2009-04-11 Jan Hubicka <jh@suse.cz>
15046 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15048 2009-04-11 Richard Guenther <rguenther@suse.de>
15050 PR middle-end/39732
15051 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15052 return variables as TREE_ADDRESSABLE.
15054 2009-04-11 Richard Guenther <rguenther@suse.de>
15056 PR tree-optimization/39713
15057 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15058 reference trees have SSA_NAME operands.
15060 2009-04-11 Richard Guenther <rguenther@suse.de>
15063 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15064 address expressions.
15066 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15068 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15069 match changes in Cygwin 1.7
15070 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15071 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15073 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15075 PR tree-optimization/39701
15076 * doc/invoke.texi (Optimization Options): Document change in
15077 meaning and initialization of -fdelete-null-pointer-checks.
15079 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15081 PR middle-end/39701
15082 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15084 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15087 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15089 2009-04-10 Chao-ying Fu <fu@mips.com>
15091 * doc/tm.texi (Instruction Output): Document
15092 TARGET_ASM_FINAL_POSTSCAN_INSN.
15093 * target.h (final_postscan_insn): New field in asm_out.
15094 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15095 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15096 * final.c (final_scan_insn): Call
15097 targetm.asm_out.final_postscan_insn after outputting
15098 an asm macro and a normal instruction.
15100 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15101 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15102 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15103 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15104 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15106 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15108 PR middle-end/39701
15109 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15110 variables as non-NULL even with -fdelete-null-pointer-checks.
15112 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15114 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15116 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15119 * config/i386/i386.c (classify_argument): Handle SCmode with
15120 (bit_offset % 64) != 0.
15122 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15124 * doc/invoke.texi (Optimize Options): Add cross-reference to
15125 -Q --help=optimizers examples.
15127 2009-04-10 Ben Elliston <bje@au.ibm.com>
15130 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15131 regalign for the reg == fpr and TDmode case.
15133 2009-04-09 David Ayers <ayers@fsfe.org>
15136 * objc/objc-act.c (warn_with_method): Remove helper function.
15137 (check_duplicates): Call warning and inform directly.
15138 (really_start_method): Likewise.
15140 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15142 * expmed.c (expand_divmod): Always use a comparison for a division
15143 by a large unsigned integer.
15145 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15146 for things others than variables or functions as nonzero.
15148 2009-04-09 Nick Clifton <nickc@redhat.com>
15150 * unwind-compat.c: Change copyright header to refer to version
15151 3 of the GNU General Public License with version 3.1 of the
15152 GCC Runtime Library Exception and to point readers at the
15153 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15154 * config/alpha/crtfastmath.c: Likewise.
15155 * config/alpha/linux-unwind.h: Likewise.
15156 * config/alpha/qrnnd.asm: Likewise.
15157 * config/alpha/vms-crt0-64.c: Likewise.
15158 * config/alpha/vms-crt0.c: Likewise.
15159 * config/alpha/vms-dwarf2.asm: Likewise.
15160 * config/alpha/vms-dwarf2eh.asm: Likewise.
15161 * config/alpha/vms-psxcrt0-64.c: Likewise.
15162 * config/alpha/vms-psxcrt0.c: Likewise.
15163 * config/alpha/vms_tramp.asm: Likewise.
15164 * config/arc/initfini.c: Likewise.
15165 * config/arc/lib1funcs.asm: Likewise.
15166 * config/arm/bpabi-v6m.S: Likewise.
15167 * config/arm/bpabi.S: Likewise.
15168 * config/arm/bpabi.c: Likewise.
15169 * config/arm/crti.asm: Likewise.
15170 * config/arm/crtn.asm: Likewise.
15171 * config/arm/ieee754-df.S: Likewise.
15172 * config/arm/ieee754-sf.S: Likewise.
15173 * config/arm/lib1funcs.asm: Likewise.
15174 * config/arm/libunwind.S: Likewise.
15175 * config/arm/linux-atomic.c: Likewise.
15176 * config/arm/mmintrin.h: Likewise.
15177 * config/arm/pr-support.c: Likewise.
15178 * config/arm/unaligned-funcs.c: Likewise.
15179 * config/arm/unwind-arm.c: Likewise.
15180 * config/arm/unwind-arm.h: Likewise.
15181 * config/avr/libgcc.S: Likewise.
15182 * config/bfin/crti.s: Likewise.
15183 * config/bfin/crtlibid.s: Likewise.
15184 * config/bfin/crtn.s: Likewise.
15185 * config/bfin/lib1funcs.asm: Likewise.
15186 * config/bfin/linux-unwind.h: Likewise.
15187 * config/cris/arit.c: Likewise.
15188 * config/cris/cris_abi_symbol.c: Likewise.
15189 * config/darwin-64.c: Likewise.
15190 * config/darwin-crt2.c: Likewise.
15191 * config/darwin-crt3.c: Likewise.
15192 * config/darwin.h: Likewise.
15193 * config/dbxelf.h: Likewise.
15194 * config/dfp-bit.c: Likewise.
15195 * config/dfp-bit.h: Likewise.
15196 * config/elfos.h: Likewise.
15197 * config/fixed-bit.c: Likewise.
15198 * config/fixed-bit.h: Likewise.
15199 * config/fp-bit.c: Likewise.
15200 * config/fp-bit.h: Likewise.
15201 * config/fr30/crti.asm: Likewise.
15202 * config/fr30/crtn.asm: Likewise.
15203 * config/fr30/lib1funcs.asm: Likewise.
15204 * config/freebsd-spec.h: Likewise.
15205 * config/frv/cmovd.c: Likewise.
15206 * config/frv/cmovh.c: Likewise.
15207 * config/frv/cmovw.c: Likewise.
15208 * config/frv/frvbegin.c: Likewise.
15209 * config/frv/frvend.c: Likewise.
15210 * config/frv/lib1funcs.asm: Likewise.
15211 * config/glibc-stdint.h: Likewise.
15212 * config/h8300/clzhi2.c: Likewise.
15213 * config/h8300/crti.asm: Likewise.
15214 * config/h8300/crtn.asm: Likewise.
15215 * config/h8300/ctzhi2.c: Likewise.
15216 * config/h8300/fixunssfsi.c: Likewise.
15217 * config/h8300/lib1funcs.asm: Likewise.
15218 * config/h8300/parityhi2.c: Likewise.
15219 * config/h8300/popcounthi2.c: Likewise.
15220 * config/i386/ammintrin.h: Likewise.
15221 * config/i386/att.h: Likewise.
15222 * config/i386/avxintrin.h: Likewise.
15223 * config/i386/biarch64.h: Likewise.
15224 * config/i386/bmmintrin.h: Likewise.
15225 * config/i386/cpuid.h: Likewise.
15226 * config/i386/cross-stdarg.h: Likewise.
15227 * config/i386/crtfastmath.c: Likewise.
15228 * config/i386/crtprec.c: Likewise.
15229 * config/i386/cygming-crtbegin.c: Likewise.
15230 * config/i386/cygming-crtend.c: Likewise.
15231 * config/i386/cygwin.asm: Likewise.
15232 * config/i386/emmintrin.h: Likewise.
15233 * config/i386/gmm_malloc.h: Likewise.
15234 * config/i386/gthr-win32.c: Likewise.
15235 * config/i386/i386.h: Likewise.
15236 * config/i386/immintrin.h: Likewise.
15237 * config/i386/linux-unwind.h: Likewise.
15238 * config/i386/linux64.h: Likewise.
15239 * config/i386/mm3dnow.h: Likewise.
15240 * config/i386/mmintrin-common.h: Likewise.
15241 * config/i386/mmintrin.h: Likewise.
15242 * config/i386/nmmintrin.h: Likewise.
15243 * config/i386/pmm_malloc.h: Likewise.
15244 * config/i386/pmmintrin.h: Likewise.
15245 * config/i386/smmintrin.h: Likewise.
15246 * config/i386/sol2-c1.asm: Likewise.
15247 * config/i386/sol2-ci.asm: Likewise.
15248 * config/i386/sol2-cn.asm: Likewise.
15249 * config/i386/sol2-gc1.asm: Likewise.
15250 * config/i386/tmmintrin.h: Likewise.
15251 * config/i386/unix.h: Likewise.
15252 * config/i386/w32-unwind.h: Likewise.
15253 * config/i386/wmmintrin.h: Likewise.
15254 * config/i386/x86-64.h: Likewise.
15255 * config/i386/x86intrin.h: Likewise.
15256 * config/i386/xmmintrin.h: Likewise.
15257 * config/ia64/crtbegin.asm: Likewise.
15258 * config/ia64/crtend.asm: Likewise.
15259 * config/ia64/crtfastmath.c: Likewise.
15260 * config/ia64/crti.asm: Likewise.
15261 * config/ia64/crtn.asm: Likewise.
15262 * config/ia64/fde-glibc.c: Likewise.
15263 * config/ia64/lib1funcs.asm: Likewise.
15264 * config/ia64/linux-unwind.h: Likewise.
15265 * config/ia64/quadlib.c: Likewise.
15266 * config/ia64/unwind-ia64.c: Likewise.
15267 * config/linux.h: Likewise.
15268 * config/m32c/m32c-lib1.S: Likewise.
15269 * config/m32c/m32c-lib2-trapv.c: Likewise.
15270 * config/m32c/m32c-lib2.c: Likewise.
15271 * config/m32r/initfini.c: Likewise.
15272 * config/m68hc11/larith.asm: Likewise.
15273 * config/m68hc11/m68hc11-crt0.S: Likewise.
15274 * config/m68k/cf.md: Likewise.
15275 * config/m68k/crti.s: Likewise.
15276 * config/m68k/crtn.s: Likewise.
15277 * config/m68k/lb1sf68.asm: Likewise.
15278 * config/m68k/linux-unwind.h: Likewise.
15279 * config/mcore/crti.asm: Likewise.
15280 * config/mcore/crtn.asm: Likewise.
15281 * config/mcore/lib1.asm: Likewise.
15282 * config/mips/linux-unwind.h: Likewise.
15283 * config/mips/loongson.h: Likewise.
15284 * config/mips/mips16.S: Likewise.
15285 * config/mmix/crti.asm: Likewise.
15286 * config/mmix/crtn.asm: Likewise.
15287 * config/pa/fptr.c: Likewise.
15288 * config/pa/hpux-unwind.h: Likewise.
15289 * config/pa/lib2funcs.asm: Likewise.
15290 * config/pa/linux-atomic.c: Likewise.
15291 * config/pa/linux-unwind.h: Likewise.
15292 * config/pa/milli64.S: Likewise.
15293 * config/pa/quadlib.c: Likewise.
15294 * config/pa/stublib.c: Likewise.
15295 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15296 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15297 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15298 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15299 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15300 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15301 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15302 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15303 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15304 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15305 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15306 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15307 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15308 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15309 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15310 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15311 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15312 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15313 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15314 * config/rs6000/750cl.h: Likewise.
15315 * config/rs6000/altivec.h: Likewise.
15316 * config/rs6000/biarch64.h: Likewise.
15317 * config/rs6000/crtresfpr.asm: Likewise.
15318 * config/rs6000/crtresgpr.asm: Likewise.
15319 * config/rs6000/crtresxfpr.asm: Likewise.
15320 * config/rs6000/crtresxgpr.asm: Likewise.
15321 * config/rs6000/crtsavfpr.asm: Likewise.
15322 * config/rs6000/crtsavgpr.asm: Likewise.
15323 * config/rs6000/darwin-asm.h: Likewise.
15324 * config/rs6000/darwin-fallback.c: Likewise.
15325 * config/rs6000/darwin-fpsave.asm: Likewise.
15326 * config/rs6000/darwin-ldouble.c: Likewise.
15327 * config/rs6000/darwin-tramp.asm: Likewise.
15328 * config/rs6000/darwin-unwind.h: Likewise.
15329 * config/rs6000/darwin-vecsave.asm: Likewise.
15330 * config/rs6000/darwin-world.asm: Likewise.
15331 * config/rs6000/e500crtres32gpr.asm: Likewise.
15332 * config/rs6000/e500crtres64gpr.asm: Likewise.
15333 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15334 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15335 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15336 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15337 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15338 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15339 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15340 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15341 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15342 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15343 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15344 * config/rs6000/eabi-ci.asm: Likewise.
15345 * config/rs6000/eabi-cn.asm: Likewise.
15346 * config/rs6000/eabi.asm: Likewise.
15347 * config/rs6000/linux-unwind.h: Likewise.
15348 * config/rs6000/linux64.h: Likewise.
15349 * config/rs6000/paired.h: Likewise.
15350 * config/rs6000/paired.md: Likewise.
15351 * config/rs6000/ppc64-fp.c: Likewise.
15352 * config/rs6000/ppu_intrinsics.h: Likewise.
15353 * config/rs6000/rs6000.h: Likewise.
15354 * config/rs6000/si2vmx.h: Likewise.
15355 * config/rs6000/sol-ci.asm: Likewise.
15356 * config/rs6000/sol-cn.asm: Likewise.
15357 * config/rs6000/spe.h: Likewise.
15358 * config/rs6000/spu2vmx.h: Likewise.
15359 * config/rs6000/sysv4.h: Likewise.
15360 * config/rs6000/tramp.asm: Likewise.
15361 * config/rs6000/vec_types.h: Likewise.
15362 * config/s390/linux-unwind.h: Likewise.
15363 * config/s390/tpf-unwind.h: Likewise.
15364 * config/score/crti.asm: Likewise.
15365 * config/score/crtn.asm: Likewise.
15366 * config/sh/crt1.asm: Likewise.
15367 * config/sh/crti.asm: Likewise.
15368 * config/sh/crtn.asm: Likewise.
15369 * config/sh/divtab-sh4-300.c: Likewise.
15370 * config/sh/divtab-sh4.c: Likewise.
15371 * config/sh/divtab.c: Likewise.
15372 * config/sh/lib1funcs-4-300.asm: Likewise.
15373 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15374 * config/sh/lib1funcs.asm: Likewise.
15375 * config/sh/lib1funcs.h: Likewise.
15376 * config/sh/linux-atomic.asm: Likewise.
15377 * config/sh/linux-unwind.h: Likewise.
15378 * config/sh/shmedia.h: Likewise.
15379 * config/sh/sshmedia.h: Likewise.
15380 * config/sh/ushmedia.h: Likewise.
15381 * config/sparc/crtfastmath.c: Likewise.
15382 * config/sparc/linux-unwind.h: Likewise.
15383 * config/sparc/sol2-c1.asm: Likewise.
15384 * config/sparc/sol2-ci.asm: Likewise.
15385 * config/sparc/sol2-cn.asm: Likewise.
15386 * config/spu/divmodti4.c: Likewise.
15387 * config/spu/divv2df3.c: Likewise.
15388 * config/spu/float_disf.c: Likewise.
15389 * config/spu/float_unsdidf.c: Likewise.
15390 * config/spu/float_unsdisf.c: Likewise.
15391 * config/spu/float_unssidf.c: Likewise.
15392 * config/spu/mfc_multi_tag_release.c: Likewise.
15393 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15394 * config/spu/mfc_tag_release.c: Likewise.
15395 * config/spu/mfc_tag_reserve.c: Likewise.
15396 * config/spu/mfc_tag_table.c: Likewise.
15397 * config/spu/multi3.c: Likewise.
15398 * config/spu/spu_internals.h: Likewise.
15399 * config/spu/spu_intrinsics.h: Likewise.
15400 * config/spu/spu_mfcio.h: Likewise.
15401 * config/spu/vec_types.h: Likewise.
15402 * config/spu/vmx2spu.h: Likewise.
15403 * config/stormy16/stormy16-lib2.c: Likewise.
15404 * config/svr4.h: Likewise.
15405 * config/sync.c: Likewise.
15406 * config/v850/lib1funcs.asm: Likewise.
15407 * config/vxlib-tls.c: Likewise.
15408 * config/vxlib.c: Likewise.
15409 * config/vxworks-dummy.h: Likewise.
15410 * config/xtensa/crti.asm: Likewise.
15411 * config/xtensa/crtn.asm: Likewise.
15412 * config/xtensa/ieee754-df.S: Likewise.
15413 * config/xtensa/ieee754-sf.S: Likewise.
15414 * config/xtensa/lib1funcs.asm: Likewise.
15415 * config/xtensa/lib2funcs.S: Likewise.
15416 * config/xtensa/linux-unwind.h: Likewise.
15417 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15418 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15419 * coretypes.h: Likewise.
15420 * crtstuff.c: Likewise.
15421 * defaults.h: Likewise.
15422 * dwarf2.h: Likewise.
15423 * emutls.c: Likewise.
15424 * gbl-ctors.h: Likewise.
15425 * gcov-io.h: Likewise.
15426 * ginclude/float.h: Likewise.
15427 * ginclude/iso646.h: Likewise.
15428 * ginclude/stdarg.h: Likewise.
15429 * ginclude/stdbool.h: Likewise.
15430 * ginclude/stddef.h: Likewise.
15431 * ginclude/stdfix.h: Likewise.
15432 * ginclude/stdint-gcc.h: Likewise.
15433 * ginclude/tgmath.h: Likewise.
15434 * gthr-aix.h: Likewise.
15435 * gthr-dce.h: Likewise.
15436 * gthr-gnat.c: Likewise.
15437 * gthr-gnat.h: Likewise.
15438 * gthr-lynx.h: Likewise.
15439 * gthr-mipssde.h: Likewise.
15440 * gthr-nks.h: Likewise.
15441 * gthr-posix.c: Likewise.
15442 * gthr-posix.h: Likewise.
15443 * gthr-posix95.h: Likewise.
15444 * gthr-rtems.h: Likewise.
15445 * gthr-single.h: Likewise.
15446 * gthr-solaris.h: Likewise.
15447 * gthr-tpf.h: Likewise.
15448 * gthr-vxworks.h: Likewise.
15449 * gthr-win32.h: Likewise.
15450 * gthr.h: Likewise.
15451 * libgcc2.c: Likewise.
15452 * libgcc2.h: Likewise.
15453 * libgcov.c: Likewise.
15454 * tsystem.h: Likewise.
15455 * typeclass.h: Likewise.
15456 * unwind-c.c: Likewise.
15457 * unwind-compat.h: Likewise.
15458 * unwind-dw2-fde-compat.c: Likewise.
15459 * unwind-dw2-fde-darwin.c: Likewise.
15460 * unwind-dw2-fde-glibc.c: Likewise.
15461 * unwind-dw2-fde.c: Likewise.
15462 * unwind-dw2-fde.h: Likewise.
15463 * unwind-dw2.c: Likewise.
15464 * unwind-dw2.h: Likewise.
15465 * unwind-generic.h: Likewise.
15466 * unwind-pe.h: Likewise.
15467 * unwind-sjlj.c: Likewise.
15468 * unwind.inc: Likewise.
15469 * config/arm/neon-gen.ml: Change generated copyright header to
15470 refer to version 3 of the GNU General Public License with
15471 version 3.1 of the GCC Runtime Library Exception and to point
15472 readers at the COPYING3 and COPYING3.RUNTIME files and the
15473 FSF's license web page.
15474 * config/arm/arm_neon.h: Regenerate.
15476 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15478 * config/cris/cris.md: Change copyright header to refer to version
15479 3 of the GNU General Public License.
15480 * doc/install.texi2html: Change copyright header to refer to version
15481 3 of the GNU General Public License and to point readers at the
15482 COPYING3 file and the FSF's license web page.
15483 * config/vax/linux.h: Likewise.
15485 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15487 * config/i386/i386.md (cmpcc): New.
15488 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15489 (sync_compare_and_swap_cc*): Delete.
15491 * config/s390/s390.c (s390_compare_emitted): Remove.
15492 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15493 s390_compare_emitted used to be handled. Assert that modes match.
15494 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15495 refer to sync_compare_and_swap_ccsi.
15496 * config/s390/s390.h (s390_compare_emitted): Remove.
15497 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15498 instead of s390_compare_emitted.
15499 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15500 instead of s390_compare_emitted.
15501 * config/s390/s390.md (cmpcc): New.
15502 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15503 CC_REGNUM, do not pretend it's set.
15504 (sync_compare_and_swap_cc*): Delete.
15505 * config/s390/predicates.md (cc_reg_operand): New.
15507 * expr.c (sync_compare_and_swap_cc): Delete.
15508 * optabs.h (sync_compare_and_swap_cc): Delete.
15509 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15510 is being used with can_compare_p.
15511 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15512 (find_cc_set): New.
15513 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15514 look for a MODE_CC set instead. Use emit_store_flag.
15515 (expand_compare_and_swap_loop): Likewise, with some additional
15516 complication to avoid a force_reg when useless. Use
15517 emit_cmp_and_jump_insns.
15518 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15519 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15520 sync_compare_and_swap documentation.
15522 2009-04-09 Jan Hubicka <jh@suse.cz>
15524 * except.c (find_prev_try): Break out from ....
15525 (duplicate_eh_regions): ... here; properly update prev_try pointers
15526 when duplication part of tree.
15527 (dump_eh_tree): Improve dumping.
15528 (verify_eh_region): New.
15529 (verify_eh_tree): Use it.
15531 2009-04-06 Richard Guenther <rguenther@suse.de>
15533 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15534 &ARRAY addresses by adjusting their types and prepending
15536 * tree-cfg.c (verify_gimple_assign_single): Verify that
15537 addresses are correct.
15539 2009-04-09 Richard Guenther <rguenther@suse.de>
15541 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15542 indices into an array reference if possible.
15543 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15544 Fold POINTER_PLUS_EXPR statements with invariant address.
15546 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15549 * config.gcc (powerpc64-*-linux*): Always build biarch.
15551 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15554 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15555 it and pedwarn if this results in an INTEGER_CST.
15557 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15559 * doc/install.texi: Update minimum GMP version. Remove obsolete
15560 text in MPFR section.
15562 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15564 * dwarf2out.c (class_scope_p): New static inline.
15565 (class_or_namespace_scope_p): Use it.
15566 (gen_variable_die): Use DW_TAG_member tag for static data member
15567 declarations instead of DW_TAG_variable.
15569 PR middle-end/39573
15570 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15573 2009-04-08 Richard Guenther <rguenther@suse.de>
15575 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15576 valueize random data.
15578 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15580 * config.gcc (aix tm_file): Add aix-stdint.h.
15581 (aix tm clause use_gcc_stdint): Set to wrap.
15582 * config/rs6000/aix-stdint.h: New file.
15584 2009-04-08 Richard Guenther <rguenther@suse.de>
15586 PR middle-end/36291
15587 * tree-dfa.c (add_referenced_var): Do not recurse into
15588 global initializers.
15589 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15591 (fold_const_aggregate_ref): Likewise.
15593 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15595 * recog.c (ordered_comparison_operator): New.
15596 * gensupport.c (std_preds): Add it.
15597 * doc/md.texi (Machine-Independent Predicates): Document it.
15599 2009-04-08 Jan Hubicka <jh@suse.cz>
15601 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15602 * function.h (rtl_eh): Remove exception_handler_label_map.
15603 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15604 remove_exception_handler_label, for_each_eh_label_1): Remove.
15605 (rtl_remove_unreachable_regions): Remove.
15606 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15607 (find_exception_handler_labels): Don't build the hashtable.
15608 (maybe_remove_eh_handler): Remove.
15609 (for_each_eh_label): Rewrite to walk the tree.
15610 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15611 * except.h (maybe_remove_eh_handler): Remove.
15612 * passes.c (init_optimization_passes): Schedule second EH cleanup
15614 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15615 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15617 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15619 * genoutput.c (validate_optab_operands): New.
15620 (gen_insn, gen_expand): Call it.
15622 * genflags.c (gen_insn): Detect misused iterators.
15623 (main): Pass line_no to gen_insn, exit with status 1 on error.
15625 * genextract.c (line_no): Make global.
15626 (VEC_safe_set_locstr): Change assertion to error message.
15627 (main): Exit with status 1 on error.
15629 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15633 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15634 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15635 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15636 * c-convert.c (convert): Do not call fold on results of conversion
15637 functions when the result is a C_MAYBE_CONST_EXPR.
15638 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15639 of __builtin_choose_expr.
15640 * c-typeck.c (remove_c_maybe_const_expr): New.
15641 (build_unary_op, build_conditional_expr, build_compound_expr,
15642 build_binary_op, c_objc_common_truthvalue_conversion): Call
15643 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15646 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15648 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15649 CODE to produce a new one. Add a prototype to use fold_convert_const
15651 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15654 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15655 mix declarations and code.
15657 2009-04-08 Ben Elliston <bje@au.ibm.com>
15659 * gcc.c: Replace `CC' with `GCC' throughout.
15661 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15663 * doc/invoke.texi: Document Atom support.
15665 2009-04-07 Jason Merrill <jason@redhat.com>
15668 * c-common.h, c-common.c: Add flag_pretty_templates.
15669 * c-opts.c (c_common_handle_option): Set it.
15670 * c.opt: Add -fno-pretty-templates.
15671 * doc/invoke.texi (C++ Dialect Options): Likewise.
15673 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15675 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15676 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15677 (ia64_expand_builtin): Likewise.
15679 2009-04-07 Martin Jambor <mjambor@suse.cz>
15681 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15682 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15683 ADDR_EXPRS are include too.
15685 2009-04-07 Richard Guenther <rguenther@suse.de>
15687 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15688 decls are only used if passes as parameters or if they are
15689 local statics and the call is not to a builtin.
15690 (call_may_clobber_ref_p_1): Likewise.
15692 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15694 * expr.c (do_store_flag): Remove last argument. Simplify code
15695 to avoid duplication of tests already done by can_compare_p.
15696 (expand_expr_real_1): Adjust caller.
15698 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15700 * optabs.c (can_compare_p): Test the predicate of a
15701 cbranch and cstore pattern.
15703 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15705 * expr.c (convert_move): Use emit_store_flag instead of
15708 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15710 * config/i386/i386.c (ix86_compare_emitted): Remove.
15711 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15712 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15713 * config/i386/i386.h (ix86_compare_emitted): Remove.
15714 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15715 instead of ix86_compare_emitted.
15716 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15718 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15720 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15721 Add t-sysroot-suffix to tmake_file.
15722 * config/print-sysroot-suffix.sh: New file.
15723 * config/t-sysroot-suffix: New file.
15725 2009-04-07 Ben Elliston <bje@au.ibm.com>
15727 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15728 as the latter produces a warning when the target does not support
15731 2009-04-07 Ben Elliston <bje@au.ibm.com>
15733 * dfp.c: Replace type punning assignments with memcpy throughout.
15734 * Makefile.in (dfp.o-warn): Remove.
15736 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15739 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15740 Include soft-fp/t-softfp after rs6000/t-linux64.
15742 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15744 * stor-layout.c (set_sizetype): Use the full precision of their
15745 machine mode for bitsize types.
15747 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15749 * config/i386/i386.md: Revert 2 accidental checkins.
15751 2009-04-06 Joey Ye <joey.ye@intel.com>
15752 Xuepeng Guo <xuepeng.guo@intel.com>
15753 H.J. Lu <hongjiu.lu@intel.com>
15755 Atom pipeline model, tuning and insn selection.
15756 * config.gcc (atom): Add atom config options and target.
15758 * config/i386/atom.md: New.
15760 * config/i386/i386.c (atom_cost): New cost.
15761 (m_ATOM): New macro flag.
15762 (initial_ix86_tune_features): Set m_ATOM.
15763 (x86_accumulate_outgoing_args): Likewise.
15764 (x86_arch_always_fancy_math_387): Likewise.
15765 (processor_target): Add Atom cost.
15766 (cpu_names): Add Atom cpu name.
15767 (override_options): Set Atom ISA.
15768 (ix86_issue_rate): New case PROCESSOR_ATOM.
15769 (ix86_adjust_cost): Likewise.
15771 * config/i386/i386.h (TARGET_ATOM): New target macro.
15772 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15773 (TARGET_OPT_AGU): New target option.
15774 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15775 (processor_type): Add PROCESSOR_ATOM.
15777 * config/i386/i386.md (cpu): Add new value "atom".
15778 (use_carry, movu): New attr.
15779 (atom.md): Include atom.md.
15780 (adddi3_carry_rex64): Set attr "use_carry".
15781 (addqi3_carry): Likewise.
15782 (addhi3_carry): Likewise.
15783 (addsi3_carry): Likewise.
15784 (*addsi3_carry_zext): Likewise.
15785 (subdi3_carry_rex64): Likewise.
15786 (subqi3_carry): Likewise.
15787 (subhi3_carry): Likewise.
15788 (subsi3_carry): Likewise.
15789 (x86_movdicc_0_m1_rex64): Likewise.
15790 (*x86_movdicc_0_m1_se): Likewise.
15791 (x86_movsicc_0_m1): Likewise.
15792 (*x86_movsicc_0_m1_se): Likewise.
15793 (*adddi_1_rex64): Emit add insn as much as possible.
15794 (*addsi_1): Likewise.
15795 (return_internal): Set atom_unit.
15796 (return_internal_long): Likewise.
15797 (return_pop_internal): Likewise.
15798 (*rcpsf2_sse): Set atom_sse_attr attr.
15799 (*qrt<mode>2_sse): Likewise.
15800 (*prefetch_sse): Likewise.
15802 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15804 (ix86_target_macros_internal): Likewise.
15806 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15807 (*prefetch_sse_rex): Likewise.
15808 (sse_rcpv4sf2): Likewise.
15809 (sse_vmrcpv4sf2): Likewise.
15810 (sse_sqrtv4sf2): Likewise.
15811 (<sse>_vmsqrt<mode>2): Likewise.
15812 (sse_ldmxcsr): Likewise.
15813 (sse_stmxcsr): Likewise.
15814 (*sse_sfence): Likewise.
15815 (sse2_clflush): Likewise.
15816 (*sse2_mfence): Likewise.
15817 (*sse2_lfence): Likewise.
15818 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15819 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15820 (avx_movdqu<avxmodesuffix>): Likewise.
15821 (avx_lddqu<avxmodesuffix>): Likewise.
15822 (sse2_movntv2di): Change attr "type" to "ssemov".
15823 (sse2_movntsi): Likewise.
15824 (rsqrtv8sf2): Change attr "type" to "sseadd".
15825 (sse3_addsubv2df3): Set attr "atom_unit".
15826 (sse3_h<plusminus_insn>v4sf3): Likewise.
15827 (*sse2_pmaddwd): Likewise.
15828 (*vec_extractv2di_1_rex64): Likewise.
15829 (*vec_extractv2di_1_avx): Likewise.
15830 (sse2_psadbw): Likewise.
15831 (ssse3_phaddwv8hi3): Likewise.
15832 (ssse3_phaddwv4hi3): Likewise.
15833 (ssse3_phadddv4si3): Likewise.
15834 (ssse3_phadddv2si3): Likewise.
15835 (ssse3_phaddswv8hi3): Likewise.
15836 (ssse3_phaddswv4hi3): Likewise.
15837 (ssse3_phsubwv8hi3): Likewise.
15838 (ssse3_phsubwv4hi3): Likewise.
15839 (ssse3_phsubdv4si3): Likewise.
15840 (ssse3_phsubdv2si3): Likewise.
15841 (ssse3_phsubswv8hi3): Likewise.
15842 (ssse3_phsubswv4hi3): Likewise.
15843 (ssse3_pmaddubsw128): Likewise.
15844 (sse3_pmaddubsw: Likewise.
15845 (ssse3_palignrti): Likewise.
15846 (ssse3_palignrdi): Likewise.
15848 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15850 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15852 2009-04-06 Richard Guenther <rguenther@suse.de>
15854 PR tree-optimization/28868
15855 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15856 of which PHI results we inserted.
15857 (insert_into_preds_of_block): Record inserted PHIs.
15858 (eliminate): Eliminate redundant PHI nodes.
15859 (init_pre): Init inserted_phi_names.
15861 2009-04-06 Richard Guenther <rguenther@suse.de>
15863 PR tree-optimization/39643
15864 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15865 IMAGPART_EXPRs of complex constants.
15866 (execute_fold_all_builtins): If we folded a call queue
15867 TODO_update_address_taken.
15869 2009-04-06 Jan Hubicka <jh@suse.cz>
15871 PR middle-end/39659
15872 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15875 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15877 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15879 (ic_invalidate_array): Likewise.
15881 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15883 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15884 alignment for library calls.
15886 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15888 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15889 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15890 * config/i386/mingw-stdint.h: New file.
15892 2009-04-05 Richard Guenther <rguenther@suse.de>
15894 PR tree-optimization/39648
15895 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15896 our &A vs. &A[0] IL deficiencies.
15898 2009-04-04 Jan Hubicka <jh@suse.cz>
15900 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15901 removed toplevel regions.
15902 (sjlj_mark_call_sites): Likewise.
15904 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15906 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15907 (cygwin tm clause use_gcc_stdint): Set to wrap.
15908 * config/i386/cygwin-stdint.h: New file.
15910 2009-04-04 Richard Guenther <rguenther@suse.de>
15912 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15913 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15914 single-argument PHIs if we are in loop-closed SSA form.
15915 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15916 for the pre-condition.
15917 (slpeel_tree_peel_loop_to_edge): Likewise.
15918 (vect_build_loop_niters): Take an optional sequence to append stmts.
15919 (vect_generate_tmps_on_preheader): Likewise.
15920 (vect_do_peeling_for_loop_bound): Take extra guards for the
15922 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15923 the cost model check.
15924 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15925 guards if we are going to peel. Do not apply versioning in that case.
15926 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15927 (vect_do_peeling_for_loop_bound): Likewise.
15928 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15929 loop bound only record extra pre-conditions, do not apply loop
15932 2009-04-04 Richard Guenther <rguenther@suse.de>
15934 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15937 2009-04-04 Jan Hubicka <jh@suse.cz>
15939 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15940 last_basic_block for size of bb->index indexed array.
15941 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15942 compute_out, link_btr_uses, build_btr_def_use_webs,
15943 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15945 2009-04-04 Jan Hubicka <jh@suse.cz>
15947 * except.c (remove_eh_handler_and_replace): Break out from ...
15948 (remove_eh_handler): ... here.
15949 (bring_to_root): New function.
15950 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15951 handled ones, bring others to root of tree.
15953 2009-04-04 Jan Hubicka <jh@suse.cz>
15955 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15956 (all_phis_safe_to_merge): New function.
15957 (update_info): New structure.
15958 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15959 (cleanup_empty_eh): Update SSA if possible.
15961 2009-04-04 Richard Guenther <rguenther@suse.de>
15963 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15964 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15965 (append_vuse): Likewise.
15967 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15969 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15970 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15971 instead of REG_UNSAVED for DW_CFA_undefined.
15972 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15973 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15976 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15979 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15980 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15981 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15983 2009-04-04 Richard Guenther <rguenther@suse.de>
15985 PR tree-optimization/8781
15986 PR tree-optimization/37892
15987 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15988 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15989 (valueize_refs): Call it for *& valueizations.
15990 (shared_reference_ops_from_ref): Rename to ...
15991 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15992 (shared_reference_ops_from_call): Rename to ...
15993 (valueize_shared_reference_ops_from_call): ... this and valueize.
15994 (vn_reference_lookup): Update.
15995 (visit_reference_op_call): Likewise.
15996 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15997 (eliminate): Value-replace the call address in call statements.
15999 2009-04-04 Richard Guenther <rguenther@suse.de>
16001 PR tree-optimization/39636
16002 * tree-ssa-forwprop.c
16003 (forward_propagate_addr_into_variable_array_index): Check for
16004 GIMPLE_ASSIGN before accessing the rhs code.
16006 2009-04-03 Jason Merrill <jason@redhat.com>
16008 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16010 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16012 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16013 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16014 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16015 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16016 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16017 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16018 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16019 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16020 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16021 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16022 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16023 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16024 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16025 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16026 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16027 Use fr_reg_or_fp01_operand instead of fr_register_operand
16029 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16030 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16031 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16033 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16035 PR rtl-optimization/39607
16036 PR rtl-optimization/39631
16040 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16041 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16042 instead of DF_LR_OUT.
16043 * ira-lives.c (process_bb_node_lives): Ditto.
16044 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16045 instead of DF_LR_{OUT,IN}.
16046 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16047 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16049 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16051 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16052 (execute_lower_omp): Always run but take the short way out if -fopenmp
16054 (gate_lower_omp): Remove, forcing the pass manager to always run the
16055 pass and always set PROP_gimple_lomp.
16056 (pass_lower_omp): Remove gate function.
16057 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16058 PROP_trees. Instead, require it.
16059 * ipa-cp.c (pass_ipa_cp): Likewise.
16060 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16061 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16062 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16063 and PROP_gimple_leh.
16065 2009-04-03 Richard Guenther <rguenther@suse.de>
16067 PR middle-end/13146
16068 PR tree-optimization/23940
16069 PR tree-optimization/33237
16070 PR middle-end/33974
16071 PR middle-end/34093
16072 PR tree-optimization/36201
16073 PR tree-optimization/36230
16074 PR tree-optimization/38049
16075 PR tree-optimization/38207
16076 PR tree-optimization/38230
16077 PR tree-optimization/38301
16078 PR tree-optimization/38585
16079 PR middle-end/38895
16080 PR tree-optimization/38985
16081 PR tree-optimization/39299
16082 * tree-ssa-structalias.h: Remove.
16083 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16084 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16085 (struct vuse_element_d): Remove.
16086 (struct vuse_vec_d): Likewise.
16087 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16088 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16089 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16090 VUSE_ELEMENT_VAR): Likewise.
16091 (struct voptype_d): Likewise.
16092 (NUM_VOP_FREE_BUCKETS): Likewise.
16093 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16094 (struct stmt_operands_d): Remove.
16095 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16096 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16097 VDEF_NUM, VDEF_VECT): Likewise.
16098 (copy_virtual_operands): Remove.
16099 (operand_build_cmp): Likewise.
16100 (create_ssa_artificial_load_stmt): Likewise.
16101 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16102 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16103 vuse_index and mayuse_index members. Pack and move done and iter_type
16104 members to the front.
16105 (SSA_OP_VMAYUSE): Remove.
16106 (SSA_OP_VIRTUAL_USES): Adjust.
16107 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16108 (unlink_stmt_vdef): Declare.
16109 (add_to_addressable_set): Remove.
16110 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16111 (vrp_visit_stmt): Likewise.
16112 * doc/tree-ssa.texi (Alias analysis): Update.
16113 * doc/invoke.texi (max-aliased-vops): Remove docs.
16114 (avg-aliased-vops): Likewise.
16115 * tree-into-ssa.c (syms_to_rename): Remove.
16116 (need_to_update_vops_p): Likewise.
16117 (need_to_initialize_update_ssa_p): Rename to ...
16118 (update_ssa_initialized_fn): ... this. Track function we are
16120 (symbol_marked_for_renaming): Simplify.
16121 (add_new_name_mapping): Do not set need_to_update_vops_p.
16122 (dump_currdefs): Use SYMS_TO_RENAME.
16123 (rewrite_update_stmt): Always walk all uses/defs.
16124 (dump_update_ssa): Adjust.
16125 (init_update_ssa): Take function argument. Track what we are
16127 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16128 (create_new_def_for): Initialize for cfun, assert we are initialized
16130 (mark_sym_for_renaming): Simplify.
16131 (mark_set_for_renaming): Do not initialize update-ssa.
16132 (need_ssa_update_p): Simplify. Take function argument.
16133 (name_mappings_registered_p): Assert we ask for the correct function.
16134 (name_registered_for_update_p): Likewise.
16135 (ssa_names_to_replace): Likewise.
16136 (release_ssa_name_after_update_ssa): Likewise.
16137 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16138 (dump_decl_set): Do not print a newline.
16139 (debug_decl_set): Do it here.
16140 (dump_update_ssa): And here.
16141 * tree-ssa-loop-im.c (move_computations): Adjust.
16142 (movement_possibility): Likewise.
16143 (determine_max_movement): Likewise.
16144 (gather_mem_refs_stmt): Likewise.
16145 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16146 or NAME_MEMORY_TAG.
16147 * tree-complex.c (update_all_vops): Remove.
16148 (expand_complex_move): Adjust.
16149 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16150 Simplify test for memory referencing statement. Exclude
16151 non-invariant ADDR_EXPRs.
16152 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16153 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16154 (rdg_flag_uses): Likewise.
16155 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16157 (tree_optimize_tail_calls_1): Also split the
16158 edge from the entry block if we have degenerate PHI nodes in
16159 the first basic block.
16160 * tree.c (init_ttree): Remove memory-tag related code.
16161 (tree_code_size): Likewise.
16162 (tree_node_structure): Likewise.
16163 (build7_stat): Re-write to be build6_stat.
16164 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16165 (SSA_VAR_P): Adjust.
16166 (struct tree_memory_tag): Remove.
16167 (struct tree_memory_partition_tag): Likewise.
16168 (union tree_node): Adjust.
16169 (build7): Re-write to be build6.
16170 * tree-pass.h (pass_reset_cc_flags): Remove.
16171 (TODO_update_address_taken): New flag.
16172 (pass_simple_dse): Remove.
16173 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16174 * params.h (MAX_ALIASED_VOPS): Remove.
16175 (AVG_ALIASED_VOPS): Likewise.
16176 * omp-low.c (expand_omp_taskreg): Update SSA form.
16177 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16178 aliases the lhs in a copy stmt.
16179 * tree-ssa-dse.c (struct address_walk_data): Remove.
16180 (memory_ssa_name_same): Likewise.
16181 (memory_address_same): Likewise.
16182 (get_kill_of_stmt_lhs): Likewise.
16183 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16184 unused stores. Look through PHI nodes into post-dominated regions.
16185 (dse_optimize_stmt): Simplify. Properly remove stores.
16186 (tree_ssa_dse): Compute dominators.
16187 (execute_simple_dse): Remove.
16188 (pass_simple_dse): Likewise.
16189 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16190 gimple_loaded_syms and gimple_stored_syms computation.
16191 * toplev.c (dump_memory_report): Dump alias and pta stats.
16192 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16193 (vn_reference_eq): Likewise.
16194 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16195 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16196 valueize_vuses): Remove.
16197 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16198 (get_def_ref_stmt_vuse): ... this.
16199 (vn_reference_lookup_2): New function.
16200 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16201 walking equivalent vuses. Simplify.
16202 (vn_reference_lookup): Likewise.
16203 (vn_reference_insert): Likewise.
16204 (vn_reference_insert_pieces): Likewise.
16205 (visit_reference_op_call): Simplify.
16206 (visit_reference_op_load): Likewise.
16207 (visit_reference_op_store): Likewise.
16208 (init_scc_vn): Remove shared_lookup_vuses initialization.
16209 (free_scc_vn): Remove shared_lookup_vuses freeing.
16210 (sort_vuses, sort_vuses_heap): Remove.
16211 (get_ref_from_reference_ops): Export.
16212 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16213 vector with single vuse pointer.
16214 (vn_reference_lookup_pieces, vn_reference_lookup,
16215 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16216 (shared_vuses_from_stmt): Remove.
16217 (get_ref_from_reference_ops): Declare.
16218 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16219 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16220 memory-tag related code.
16221 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16222 (likely_value): Add comment, skip static-chain of call statements.
16223 (surely_varying_stmt_p): Adjust.
16224 (gimplify_and_update_call_from_tree): Likewise.
16225 (execute_fold_all_builtins): Do not rebuild alias info.
16226 (gimplify_and_update_call_from_tree): Properly update VOPs.
16227 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16228 (copy_ref_info): Remove memory-tag related code.
16229 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16230 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16231 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16233 * tree-ssa-dom.c (gimple_p): Remove typedef.
16234 (eliminate_redundant_computations): Adjust.
16235 (record_equivalences_from_stmt): Likewise.
16236 (avail_expr_hash): Likewise.
16237 (avail_expr_eq): Likewise.
16238 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16239 (stmt_makes_single_load): Likewise.
16240 (stmt_makes_single_store): Likewise.
16241 * tree-ssa-alias.c: Rewrite completely.
16242 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16243 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16244 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16245 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16246 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16247 Remove public functions.
16248 (pass_reset_cc_flags): Remove.
16249 (pass_build_alias): Move ...
16250 * tree-ssa-structalias.c (pass_build_alias): ... here.
16251 * tree-ssa-alias.c (may_be_aliased): Move ...
16252 * tree-flow-inline.h (may_be_aliased): ... here.
16253 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16254 count_uses_and_derefs): Move ...
16255 * gimple.c: ... here.
16256 * gimple.h (count_uses_and_derefs): Declare.
16257 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16258 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16259 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16260 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16261 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16262 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16263 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16265 * tree-dfa.c (refs_may_alias_p): Move ...
16266 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16267 * tree-ssa-alias.h: New file.
16268 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16269 (statement_sink_location): Likewise.
16270 * opts.c (decode_options): Do not adjust max-aliased-vops or
16271 avg-aliased-vops values.
16272 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16273 (TV_CALL_CLOBBER): Likewise.
16274 (TV_FLOW_SENSITIVE): Likewise.
16275 (TV_FLOW_INSENSITIVE): Likewise.
16276 (TV_MEMORY_PARTITIONING): Likewise.
16277 (TV_ALIAS_STMT_WALK): New timevar.
16278 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16279 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16280 (get_address_description): Remove memory-tag related code.
16281 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16282 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16283 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16284 and immediate uses in statements. Document.
16285 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16286 (dump_symbols): Remove.
16287 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16288 * alias.c (get_deref_alias_set): New function split out from ...
16289 (get_alias_set): ... here.
16290 * alias.h (get_deref_alias_set): Declare.
16291 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16292 type parameter. Remove restrict pointer handling. Create a
16293 ref-all pointer in case type-based alias sets do not conflict.
16294 (vect_analyze_data_refs): Remove SMT related code.
16295 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16296 (vectorizable_load): Likewise.
16297 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16298 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16299 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16300 Ignore vops and SMTs.
16301 (dr_analyze_alias): Likewise..
16302 (free_data_ref): Likewise.
16303 (create_data_ref): Likewise.
16304 (analyze_all_data_dependences): Likewise.
16305 (get_references_in_stmt): Adjust.
16306 * tree-flow-inline.h (gimple_aliases_computed_p,
16307 gimple_addressable_vars, gimple_call_clobbered_vars,
16308 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16309 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16310 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16311 gimple_mem_ref_stats): Remove.
16312 (gimple_vop): New function.
16313 (op_iter_next_use): Remove vuses and mayuses cases.
16314 (op_iter_next_def): Remove vdefs case.
16315 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16316 (clear_and_done_ssa_iter): Do not set removed fields.
16317 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16318 Assert we are not iterating over vuses or vdefs if not also
16319 iterating over uses or defs.
16320 (op_iter_init_use): Likewise.
16321 (op_iter_init_def): Likewise.
16322 (op_iter_next_vdef): Remove.
16323 (op_iter_next_mustdef): Likewise.
16324 (op_iter_init_vdef): Likewise.
16325 (compare_ssa_operands_equal): Likewise.
16326 (link_use_stmts_after): Handle vuse operand.
16327 (is_call_used): Use is_call_clobbered.
16328 (is_call_clobbered): Global variables are always call clobbered,
16329 query the call-clobbers bitmap.
16330 (mark_call_clobbered): Ignore global variables.
16331 (clear_call_clobbered): Likewise.
16332 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16333 virtual operands sanity check.
16334 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16336 (TARGET_MEM_REF): Remove TMR_TAG operand.
16337 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16338 Remove call-clobber related code.
16339 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16340 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16341 partitions or escape reason.
16342 (get_single_def_stmt, get_single_def_stmt_from_phi,
16343 get_single_def_stmt_with_phi): Remove.
16344 (dump_referenced_vars): Tidy.
16345 (get_ref_base_and_extent): Allow bare decls.
16346 (collect_dfa_stats): Adjust.
16347 * graphite.c (rename_variables_in_stmt): Adjust.
16348 (graphite_copy_stmts_from_block): Likewise.
16349 (translate_clast): Likewise.
16350 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16352 (translate_vuse_through_block): Use the oracle.
16353 (phi_translate_1): Adjust.
16354 (value_dies_in_block_x): Use the oracle. Cache the outcome
16356 (valid_in_sets): Check if the VUSE for
16357 a REFERENCE is available.
16358 (eliminate): Do not remove stmts during elimination,
16359 instead queue and remove them afterwards.
16360 (do_pre): Do not rebuild alias info.
16361 (pass_pre): Run TODO_rebuild_alias before PRE.
16362 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16363 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16364 (mark_all_v_defs_stmt): Remove.
16365 (mark_all_v_defs_seq): Adjust.
16366 (sra_replace): Likewise.
16367 (scalarize_use): Likewise.
16368 (scalarize_copy): Likewise.
16369 (scalarize_init): Likewise.
16370 (scalarize_ldst): Likewise.
16371 (todoflags): Remove.
16372 (tree_sra): Do not rebuild alias info.
16373 (tree_sra_early): Adjust.
16374 (pass_sra): Run TODO_update_address_taken before SRA.
16375 * tree-predcom.c (set_alias_info): Remove.
16376 (prepare_initializers_chain): Do not call it.
16377 (mark_virtual_ops_for_renaming): Adjust.
16378 (mark_virtual_ops_for_renaming_list): Remove.
16379 (initialize_root_vars): Adjust.
16380 (initialize_root_vars_lm): Likewise.
16381 (prepare_initializers_chain): Likewise.
16382 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16383 (may_propagate_copy_into_stmt): Likewise.
16384 (merge_alias_info): Do nothing for now.
16385 (propagate_tree_value_into_stmt): Adjust.
16386 (stmt_may_generate_copy): Likewise.
16387 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16388 not mark symbols for renaming.
16389 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16390 with the same statement, make sure to update the new pointed-to one.
16391 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16392 call statements, do not mark symbols for renaming.
16393 (mark_operand_necessary): Dump something.
16394 (ref_may_be_aliased): New function.
16395 (mark_aliased_reaching_defs_necessary_1): New helper function.
16396 (mark_aliased_reaching_defs_necessary): Likewise.
16397 (mark_all_reaching_defs_necessary_1): Likewise.
16398 (mark_all_reaching_defs_necessary): Likewise.
16399 (propagate_necessity): Do not process virtual PHIs. For
16400 non-aliased loads mark all reaching definitions as necessary.
16401 For aliased loads and stores mark the immediate dominating
16402 aliased clobbers as necessary.
16403 (visited): New global static.
16404 (perform_tree_ssa_dce): Free visited bitmap after propagating
16406 (remove_dead_phis): Perform simple dead virtual PHI removal.
16407 (remove_dead_stmt): Properly unlink virtual operands when
16409 (eliminate_unnecessary_stmts): Schedule PHI removal after
16411 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16412 (process_replaceable): Likewise.
16413 (find_replaceable_in_bb): Likewise.
16414 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16415 based on the single gimple vop.
16416 (verify_flow_insensitive_alias_info): Remove.
16417 (verify_flow_sensitive_alias_info): Likewise.
16418 (verify_call_clobbering): Likewise.
16419 (verify_memory_partitions): Likewise.
16420 (verify_alias_info): Likewise.
16421 (verify_ssa): Adjust..
16422 (execute_update_addresses_taken): Export. Update SSA
16423 manually. Optimize only when optimizing. Use a local bitmap.
16424 (pass_update_address_taken): Remove TODO_update_ssa, add
16426 (pass_update_address_taken): Just use TODO_update_address_taken.
16427 (init_tree_ssa): Do not initialize addressable_vars.
16428 (verify_ssa): Verify new VUSE / VDEF properties.
16429 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16430 Do not call verify_alias_info.
16431 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16432 Do not free the loaded and stored syms bitmaps. Reset the escaped
16433 and callused solutions. Do not free addressable_vars.
16434 Remove memory-tag related code.
16435 (warn_uninitialized_var): Aliases are always available.
16436 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16437 * lambda-code.c (can_put_in_inner_loop): Adjust.
16438 (can_put_after_inner_loop): Likewise.
16439 (perfect_nestify): Likewise.
16440 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16441 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16442 (vectorizable_conversion): Do not mark symbols for renaming.
16443 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16444 (expand_call_inline): Unlink the calls virtual operands before
16446 (tree_function_versioning): Do not call update_ssa if we are not
16447 updating clones. Simplify.
16448 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16449 (propagate_with_phi): Likewise..
16450 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16451 clobber code. Assert we are not aliased or global.
16452 * tree-flow.h: Include tree-ssa-alias.h
16453 (enum escape_type): Remove.
16454 (struct mem_sym_stats_d): Likewise.
16455 (struct mem_ref_stats_d): Likewise.
16456 (struct gimple_df): Add vop member. Remove global_var,
16457 call_clobbered_vars, call_used_vars, addressable_vars,
16458 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16459 escaped and callused members.
16460 (struct ptr_info_def): Remove all members, add points-to solution
16462 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16463 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16464 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16465 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16466 (tree-ssa-alias.o): Likewise.
16467 (toplev.o): Add tree-ssa-alias.h
16468 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16469 * gimple.c (gimple_set_bb): Fix off-by-one error.
16470 (is_gimple_reg): Do not handle memory tags.
16471 (gimple_copy): Also copy virtual operands.
16472 Delay updating the statement. Do not reset loaded and stored syms.
16473 (gimple_set_stored_syms): Remove.
16474 (gimple_set_loaded_syms): Likewise.
16475 (gimple_call_copy_skip_args): Copy the virtual operands
16476 and mark the new statement modified.
16477 * tree-ssa-structalias.c (may_alias_p): Remove.
16478 (set_uids_in_ptset): Take the alias set to prune with as
16479 parameter. Fold in the alias test of may_alias_p.
16480 (compute_points_to_sets): Compute whether a ptr is dereferenced
16481 in a local sbitmap.
16482 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16483 other ADDRESSOF constraints on the lhs.
16484 (get_constraint_for_component_ref): Assert that we don't get
16485 ADDRESSOF constraints from the base of the reference.
16486 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16487 (struct variable_info): Remove collapsed_to member.
16488 (get_varinfo_fc): Remove.
16489 (new_var_info): Do not set collapsed_to.
16490 (dump_constraint): Do not follow cycles.
16491 (dump_constraint_graph): Likewise.
16492 (build_pred_graph): Likewise.
16493 (build_succ_graph): Likewise.
16494 (rewrite_constraints): Likewise.
16495 (do_simple_structure_copy): Remove.
16496 (do_rhs_deref_structure_copy): Remove.
16497 (do_lhs_deref_structure_copy): Remove.
16498 (collapse_rest_of_var): Remove.
16499 (do_structure_copy): Re-implement.
16500 (pta_stats): New global variable.
16501 (dump_pta_stats): New function.
16502 (struct constraint_expr): Make offset signed.
16503 (UNKNOWN_OFFSET): Define special value.
16504 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16505 (solution_set_expand): New helper function split out from ...
16506 (do_sd_constraint): ... here.
16507 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16508 (do_ds_constraint): Likewise.
16509 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16510 and CALLUSED = *CALLUSED.
16511 (set_union_with_increment): Make inc argument signed.
16512 (type_safe): Remove.
16513 (get_constraint_for_ptr_offset): Handle unknown and negative
16515 (first_vi_for_offset): Handle offsets before start. Bail
16516 out early for offsets beyond the variable extent.
16517 (first_or_preceding_vi_for_offset): New function.
16518 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16519 Together with ESCAPED = *ESCAPED this properly computes reachability.
16520 (find_what_var_points_to): New function.
16521 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16522 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16523 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16524 pt_solutions_intersect): New functions.
16525 (compute_call_used_vars): Remove.
16526 (compute_may_aliases): New main entry into PTA computation.
16527 * gimple.h (gimple_p): New typedef.
16528 (struct gimple_statement_base): Remove references_memory_p.
16529 (struct gimple_statement_with_memory_ops_base): Remove
16530 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16532 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16533 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16534 gimple_set_references_memory): Remove.
16535 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16536 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16538 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16539 (verify_expr): Allow RESULT_DECL.
16540 (gimple_duplicate_bb): Do not copy virtual operands.
16541 (gimple_duplicate_sese_region): Adjust.
16542 (gimple_duplicate_sese_tail): Likewise.
16543 (mark_virtual_ops_in_region): Remove.
16544 (move_sese_region_to_fn): Do not call it.
16545 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16546 and pass_simple_dse.
16547 (execute_function_todo): Handle TODO_update_address_taken,
16548 call execute_update_addresses_taken for TODO_rebuild_alias.
16549 (execute_todo): Adjust.
16550 (execute_one_pass): Init dump files early.
16551 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16553 (create_general_new_stmt): Clear vops.
16554 * tree-ssa-reassoc.c (get_rank): Adjust.
16555 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16556 symbols for renaming.
16557 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16558 (PARAM_AVG_ALIASED_VOPS): Likewise.
16559 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16560 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16561 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16562 (operand_build_cmp, copy_virtual_operands,
16563 create_ssa_artificial_load_stmt, add_to_addressable_set,
16564 gimple_add_to_addresses_taken): Remove public functions.
16565 (unlink_stmt_vdef): New function.
16567 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16569 * config.gcc (powerpc-*-linux*): Merge variants.
16571 2009-04-02 Chao-ying Fu <fu@mips.com>
16572 James Grosbach <james.grosbach@microchip.com>
16574 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16575 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16577 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16578 keep_interrupts_masked_p, use_debug_exception_return_p.
16579 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16580 keep_interrupts_masked, use_debug_exception_return.
16581 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16582 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16584 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16585 (mips_print_operand): Process COP0 registers to print $0 .. $31
16586 correctly for GAS to process.
16587 (mips_interrupt_extra_call_saved_reg_p): New function.
16588 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16590 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16591 (mips_compute_frame_info): Add supports for interrupt context that
16592 includes doubleword accumulators and COP0 registers.
16593 (mips_for_each_saved_acc): New function.
16594 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16595 mips_for_each_saved_reg.
16596 (mips_save_reg): Save accumulators.
16597 (mips_kernel_reg_p): A new for_each_rtx callback.
16598 (mips_expand_prologue): Support interrupt handlers.
16599 (mips_restore_reg): Restore accumulators.
16600 (mips_expand_epilogue): Support interrupt handlers.
16601 (mips_can_use_return_insn): Return false for interrupt handlers.
16602 (mips_epilogue_uses): New function.
16603 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16604 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16605 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16606 cop0_move): New instructions.
16607 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16608 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16610 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16612 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16613 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16614 interrupt handlers, we use K0 as the temporary register.
16615 (EPILOGUE_USES): Change to a function call.
16616 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16617 handlers, we use K0 as the temporary register.
16619 * doc/extend.texi (Function Attributes): Document interrupt,
16620 use_shadow_register_set, keep_interrupts_masked,
16621 use_debug_exception_return for MIPS attributes.
16623 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16625 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16626 Remove a number of t-files from tmake_file.
16627 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16628 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16629 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16630 target_prototype, not TARGET_PROTOTYPE.
16631 (LINK_OS_GNU_SPEC): Define.
16632 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16633 and darwin-ldoubdle.c.
16635 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16638 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16639 (cpp_options): Ditto.
16640 (default_compilers): Ditto.
16641 (display_help): Ditto.
16642 (process_command): Ditto.
16643 (do_spec_1): Ditto.
16644 (set_input): Use lbasename instead of duplicate code.
16645 (save_temps_prefix): New static for -save-temps=obj.
16646 (save_temps_length): Ditto.
16648 * doc/invoke.texi (-save-temps=obj): Document new variant to
16649 -save-temps switch.
16651 2009-04-02 Jeff Law <law@redhat.com>
16653 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16656 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16658 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16659 * configure: Regenerated.
16661 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16663 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16664 share the argument list.
16666 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16670 2009-02-12 Diego Novillo <dnovillo@google.com>
16672 * varpool.c (debug_varpool): New.
16673 * cgraph.h (debug_varpool): Declare.
16675 2009-04-02 Jan Hubicka <jh@suse.cz>
16677 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16680 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16682 * config/i386/i386.c (ix86_abi): Move initialization to ...
16683 (override_options): Here.
16685 2009-04-02 Christian Bruel <christian.bruel@st.com>
16687 * config/sh/sh.c (sh_dwarf_register_span): New function.
16688 (TARGET_DWARF_REGISTER_SPAN): Define.
16689 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16691 2009-04-02 Ira Rosen <irar@il.ibm.com>
16693 PR tree-optimization/39595
16694 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16695 interleaved loads group is not greater than the SLP group size.
16697 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16699 * builtins.c (is_builtin_name): New.
16700 (called_as_built_in): Use is_builtin_name.
16701 * tree.h (is_builtin_name): New.
16702 * varasm.c (incorporeal_function_p): Use is_builtin_name
16704 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16706 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16708 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16711 * c-decl.c (clone_underlying_type): Move this ...
16712 * c-common.c (set_underlying_type): ... here.
16713 Also, make sure the function properly sets TYPE_STUB_DECL() on
16714 the newly created typedef variant type.
16715 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16716 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16719 2009-04-02 Richard Guenther <rguenther@suse.de>
16721 PR tree-optimization/37221
16722 * tree-flow.h (degenerate_phi_result): Declare.
16723 * tree-ssa-dom.c (degenerate_phi_result): Export.
16724 * tree-scalar-evolution.c (analyze_initial_condition): If
16725 the initial condition is defined by a degenerate PHI node
16726 use the degenerate value.
16728 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16730 PR rtl-optimization/39588
16731 * combine.c (merge_outer_ops): Do not set the constant when this
16733 (simplify_shift_const_1): Do not modify it either in this case.
16735 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16737 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16738 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16740 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16743 * c-lex.c (interpret_float): Default (no suffix) is double.
16745 2009-04-1 Xinliang David Li <davidxl@google.com>
16747 * config/i386/i386.c (legitimate_constant_p): Recognize
16748 all one vector constant.
16750 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16752 * config/vax/vax.c: Add #includes to silence warnings.
16753 Change #include order to silence two warnings.
16755 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16757 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16758 (ASM_SPEC): Pass -k to the assembler for PIC code.
16760 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16762 * config.gcc: Add vax-*-linux* to the switch.
16763 * config/vax/linux.h: New file. (TARGET_VERSION,
16764 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16766 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16768 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16769 Use predicate macros instead of GET_CODE() == foo.
16770 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16771 ashlsi3, rotrsi3, <unnamed>): Likewise.
16773 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16775 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16776 jbbccihi, jbbccisi): Remova trailing whitespace.
16777 * config/vax/constraints.md: Likewise.
16778 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16779 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16780 * config/vax/predicates.md: Likewise.
16781 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16782 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16783 * config/vax/vax.h: Likewise.
16784 * config/vax/vax.md (nonlocal_goto): Likewise.
16786 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16788 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16789 (indirectable_address_p, adjacent_operands_p): Add spaces around
16791 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16793 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16795 * config/vax/vax.c (legitimate_constant_address_p,
16796 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16797 index_term_p, reg_plus_index_p, legitimate_address_p,
16798 vax_mode_dependent_address_p): Update comments to match functions
16799 modified by the recent int->bool conversion.
16801 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16803 * config/vax/builtins.md: Update copyright message.
16804 * config/vax/constraints.md: Likewise.
16805 * config/vax/netbsd-elf.h: Likewise.
16806 * config/vax/predicates.md: Likewise.
16807 * config/vax/vax-protos.h: Likewise.
16808 * config/vax/vax.c: Likewise.
16809 * config/vax/vax.h: Likewise.
16810 * config/vax/vax.md: Likewise.
16811 * config/vax/vax.opt: Likewise.
16813 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16815 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16816 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16817 * config/vax/constraints.md (B, R): Likewise.
16818 * config/vax/predicates.md (external_memory_operand,
16819 nonimmediate_addsub_di_operand): Likewise.
16820 * config/vax/vax.c (vax_output_int_add): Likewise.
16821 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16822 untyped_call): Likewise.
16824 2009-04-01 Matt Thomas <matt@3am-software.com>
16826 * config/vax/predicates.md: New file.
16827 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16828 external_const_operand, nonsymbolic_operand, external_memory_operand,
16829 indirect_memory_operand, indexed_memory_operand,
16830 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16831 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16833 * config/vax/constraints.md: New file.
16834 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16836 * config/vax/builtins.md: New file.
16837 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16838 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16840 * config/vax/vax.opt (mqmath): Add option.
16841 * config/vax/vax.md (isfx): Extend with DI.
16842 (VAXintQH, VAXintQHSD): Define.
16843 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16844 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16845 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16846 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16847 (movdi): Update constraints and use vax_output_int_move().
16848 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16849 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16850 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16851 nonlocal_goto): New.
16852 (mov<mode>): Extend accepted operand types.
16853 (subdi3_old): Rename from subdi3, change update constraints and use
16854 a new implementation.
16855 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16856 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16857 MOVE_RATIO, CLEAR_RATIO): Define.
16858 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16859 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16860 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16861 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16862 (split_quadword_operands): Make static and really allow variable
16864 (print_operand_address): Update for PIC generation.
16865 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16866 indexable_address_p, fixup_mathdi_operand,
16867 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16868 (vax_float_literal, legitimate_constant_p,
16869 indirectable_constant_address_p, index_term_p,
16870 reg_plus_index_p): Return bool instead of int.
16871 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16873 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16875 (vax_output_conditional_branch): Indent.
16876 (legitimate_constant_address_p, indirectable_constant_address_p,
16877 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16878 vax_mode_dependent_address_p): Return bool instead of int, update for
16880 * config/vax/vax-protos.h (legitimate_constant_address_p,
16881 legitimate_constant_p, legitimate_address_p,
16882 vax_mode_dependent_address_p): Change declaration to bool.
16883 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16884 vax_expand_addsub_di_operands, vax_output_int_subtract,
16885 vax_output_movmemsi): Declare.
16886 (split_quadword_operands, vax_float_literal): Delete declaration.
16887 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16888 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16889 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16890 ASM_OUTPUT_DWARF_PCREL): Define.
16891 (ASM_SPEC): Change definition to allow PIC generation.
16893 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16895 * doc/sourcebuild.texi: Update front-end requirements.
16897 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16900 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16901 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16902 (booldi3_internal3): Use boolean_or_operator instead of
16905 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16908 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16909 declarator whose size is not an integer constant expression but
16910 folds to an integer constant, then treat it as a constant
16913 2009-04-01 Richard Guenther <rguenther@suse.de>
16915 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16916 i * 4 + 2 to (i * 2 + 1) * 2.
16918 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16921 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16922 return if c_parser_asm_string_literal returned NULL.
16924 2009-04-01 Nick Clifton <nickc@redhat.com>
16926 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16928 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16929 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16930 other typedefs to avoid conflicts with libgcc2.c. Define labels
16931 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16933 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16934 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16937 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16939 * varasm.c (default_function_rodata_section): Declare DOT as
16942 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16943 Andrey Galkin <agalkin@hypercom.com>
16946 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16947 Make object_name unique for each process.
16949 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16952 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16953 addressable variables in the parallel that could go out of scope while
16954 running queued tasks.
16956 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16958 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16959 (CASE_VALUES_THRESHOLD): Redefine.
16960 * config/avr/avr.c (avr_override_options): Remove initialization of
16961 avr_case_values_threshold variable.
16962 (avr_case_values_threshold): Remove variable. Add new function.
16963 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16964 * config/avr/avr.opt (mno-tablejump): Remove option.
16965 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16967 2009-04-01 DJ Delorie <dj@redhat.com>
16969 * varasm.c (default_function_rodata_section): Don't assume
16970 anything about where the first '.' in the section name is.
16972 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16974 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16975 rs6000_emit_stack_tie.
16977 2009-03-31 Ian Lance Taylor <iant@google.com>
16979 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16980 gimple_code with GIMPLE_RESX, not RESX.
16982 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16984 * c-common.c (c_get_ident): New.
16985 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16987 2009-04-01 Ben Elliston <bje@au.ibm.com>
16989 * config/rs6000/sysv4.opt (msdata): Improve option description.
16991 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16993 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16994 (divdf3_internal_lat): Remove.
16995 (divxf3_internal_lat): Remove.
16996 (divxf3_internal_thr): Remove.
16997 (divxf): Use divxf3_internal.
16998 * config/ia64/div.md (divsf3_internal_lat): New.
16999 (divdf3_internal_lat): New.
17000 (divxf3_internal): New.
17002 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17005 * Makefile.in (USE_GCC_STDINT): Define.
17006 (stmp-int-hdrs): Install stdint.h if applicable.
17007 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
17009 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17010 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17011 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17012 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17013 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17014 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17015 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17016 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17017 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17018 (c_common_nodes_and_builtins): Initialize
17019 underlying_wchar_type_node. Do not initialize
17020 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17021 nodes for new types.
17022 (c_stddef_cpp_builtins): Define macros for new types.
17023 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17025 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17026 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17027 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17028 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17029 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17030 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17031 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17032 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17033 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17034 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17035 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17036 int16_type_node, int32_type_node, int64_type_node,
17037 uint8_type_node, uint16_type_node, c_uint32_type_node,
17038 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17039 int_least32_type_node, int_least64_type_node,
17040 uint_least8_type_node, uint_least16_type_node,
17041 uint_least32_type_node, uint_least64_type_node,
17042 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17043 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17044 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17045 uintptr_type_node): Define.
17046 * c-cppbuiltin.c (builtin_define_constants,
17047 builtin_define_type_minmax): New.
17048 (builtin_define_stdint_macros): Define more macros.
17049 (c_cpp_builtins): Define more limit macros.
17050 (type_suffix): New.
17051 (builtin_define_type_max): Define in terms of
17052 builtin_define_type_minmax. Remove is_long parameter. All
17054 * config.gcc (use_gcc_stdint): Define.
17055 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17056 Add newlib-stdint.h for generic targets.
17057 * config/glibc-stdint.h, config/newlib-stdint.h,
17058 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17059 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17060 * config/score/score.h (UINTPTR_TYPE): Define.
17061 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17062 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17063 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17064 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17065 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17066 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17067 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17068 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17069 * config/spu/spu.h (STDINT_LONG32): Define.
17070 * configure.ac (use_gcc_stdint): Substitute.
17071 * configure: Regenerate.
17072 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17073 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17074 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17075 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17076 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17077 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17078 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17079 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17080 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17081 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17082 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17083 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17084 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17085 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17086 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17087 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17088 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17089 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17090 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17091 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17092 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17093 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17094 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17095 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17096 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17097 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17098 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17099 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17100 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17102 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17104 * loop-iv.c (suitable_set_for_replacement): Renamed from
17105 simplify_using_assignment; changed to return bool and to accept new
17106 args DEST and SRC. Return true iff we find a source/destination pair
17107 that can be used to make a replacement, and fill SRC and DEST if so.
17108 Remove arg ALTERED. Don't deal with altered regs here. All callers
17110 (simplify_using_initial_values): Deal with altered regs here and track
17111 more precisely the effect they have on the validity of our expression.
17113 * loop-iv.c (simplify_using_condition): A condition of the form
17114 (EQ REG CONST) can be used to simply make a substitution.
17115 (simplify_using_initial_values): Keep track of conditions we have seen
17116 and keep using them to simplify new expressions, while applying the
17117 same substitutions to them as to the expression.
17119 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17120 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17123 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17124 changed. Use this when trying to improve the upper bound.
17125 Generate the comparison by using simplify_gen_relational.
17127 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17129 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17131 (simplify_using_assignment, simplify_using_initial_values): Call
17132 replace_in_expr to make replacements. Call replace_single_def_regs
17133 once on the initial version of the expression.
17135 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17138 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17140 2009-03-31 Richard Guenther <rguenther@suse.de>
17142 PR middle-end/31029
17143 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17144 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17146 2009-03-31 Richard Guenther <rguenther@suse.de>
17148 * tree.h (div_if_zero_remainder): Declare.
17149 * fold-const.c (div_if_zero_remainder): Export.
17150 * tree-ssa-forwprop.c
17151 (forward_propagate_addr_into_variable_array_index): Handle
17152 constant array index addition outside of the variable index.
17154 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17157 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17158 define_splits, floatunssi<mode>2): Require x87 conversions from
17159 DImode to be permitted.
17161 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17163 PR preprocessor/15638
17164 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17166 2009-03-31 Richard Guenther <rguenther@suse.de>
17168 PR middle-end/23401
17169 PR middle-end/27810
17170 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17171 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17172 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17173 a separate statement.
17174 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17175 (lookup_tmp_var): Likewise.
17176 (is_gimple_formal_tmp_or_call_rhs): Remove.
17177 (is_gimple_reg_or_call_rhs): Rename to ...
17178 (is_gimple_reg_rhs_or_call): ... this.
17179 (is_gimple_mem_or_call_rhs): Rename to ...
17180 (is_gimple_mem_rhs_or_call): ... this.
17181 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17182 DECL_GIMPLE_REG_P only if is_formal is true.
17183 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17184 for non-proper post-modify expression gimplification.
17185 (gimplify_self_mod_expr): For post-modify expressions gimplify
17186 the lvalue to a minimal lvalue.
17187 (rhs_predicate_for): Remove formal temp case.
17188 (gimplify_modify_expr_rhs): Likewise.
17189 (gimplify_addr_expr): Use is_gimple_reg.
17190 (gimplify_expr): Remove formal temp cases.
17191 (gimple_regimplify_operands): Likewise.
17192 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17193 and FILTER_EXPR like constants.
17194 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17196 (is_gimple_formal_tmp_rhs): Remove.
17197 (is_gimple_reg_rhs): Remove special casing.
17198 (is_gimple_mem_rhs): Fix.
17199 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17200 (is_gimple_formal_tmp_var): Remove.
17201 (is_gimple_formal_tmp_reg): Likewise.
17202 (is_gimple_min_lval): Allow invariant component ref parts.
17203 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17204 is_gimple_formal_tmp_reg): Remove declarations.
17205 * tree-cfg.c (verify_expr): Verify that variables with address
17206 taken do not have DECL_GIMPLE_REG_P set.
17207 * tree-mudflap.c (mf_build_check_statement_for): Use
17208 force_gimple_operand instead of gimplify_expr.
17210 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17212 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17213 schedulable rows to compute_split_row.
17215 2009-03-31 Ben Elliston <bje@au.ibm.com>
17218 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17221 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17223 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17224 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17225 * configure: Regenerate.
17226 * config.in: Regenerate.
17227 * config/rs6000/rs6000.opt (mtls-markers): Add.
17228 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17229 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17230 (tls_ld_aix, tls_ld_sysv): Likewise.
17231 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17232 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17234 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17236 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17238 2009-03-30 Jan Hubicka <jh@suse.cz>
17240 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17242 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17243 detection and label handling.
17245 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17247 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17248 left_conflicts_size.
17249 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17250 ALLOCNO_LEFT_CONFLICTS_SIZE.
17252 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17253 remove_allocno_from_bucket_and_push,
17254 allocno_spill_priority_compare, push_allocnos_to_stack,
17255 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17256 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17257 (setup_allocno_left_conflicts_num): Ditto. Rename to
17258 setup_allocno_left_conflicts_size.
17259 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17260 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17261 setup_allocno_left_conflicts_size instead of
17262 setup_allocno_left_conflicts_num.
17264 * ira-build.c (ira_create_allocno): Use
17265 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17266 ALLOCNO_LEFT_CONFLICTS_NUM.
17268 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17270 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17271 instead of DF_LR_OUT.
17273 * ira-lives.c (process_bb_node_lives): Ditto.
17275 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17276 instead of DF_LR_{OUT,IN}.
17278 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17280 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17282 2009-03-30 Jan Hubicka <jh@suse.cz>
17284 * except.c (label_to_region_map): Fix thinko.
17286 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17288 PR middle-end/38237
17289 * tree.h (tree_find_value): New declaration.
17290 * tree.c (tree_find_value): New function.
17291 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17293 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17296 * c-decl.c (struct c_binding): Add locus field.
17297 (bind): Add locus argument, set locus field from it.
17298 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17299 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17300 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17301 implicitly_declare, undeclared_variable, lookup_label,
17302 declare_label, c_make_fname_decl, c_builtin_function,
17303 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17306 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17309 * config/i386/i386.c (classify_argument): Check total size of
17312 2009-03-30 Martin Jambor <mjambor@suse.cz>
17314 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17315 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17316 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17319 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17320 seen_variable_array_ref while also traversing a union.
17322 * tree-inline.c (optimize_inline_calls): Do not call
17323 cgraph_node_remove_callees.
17324 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17325 (pass_remove_cgraph_callee_edges): New variable.
17326 * passes.c (init_optimization_passes): Add
17327 pass_remove_cgraph_callee_edges after early inlining and before all
17328 late intraprocedural passes.
17330 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17332 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17334 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17335 Fix typos in names.
17337 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17339 * combine.c (simplify_comparison): Use have_insn_for.
17340 * dojump.c (do_jump): Likewise.
17342 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17344 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17345 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17346 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17347 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17348 instead of sparc_compare_emitted.
17349 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17350 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17351 instead of sparc_compare_emitted.
17353 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17355 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17356 enter/exit cfglayout mode.
17357 (pass_partition_block): Require it.
17358 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17359 (combine_instructions): Track basic blocks instead of labels.
17360 (update_cfg_for_uncondjump): New.
17361 (try_combine): Use it. Update jumps after rescanning.
17362 (pass_combine): Require PROP_cfglayout.
17363 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17365 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17367 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17368 Provide/destroy PROP_cfglayout respectively.
17369 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17370 * tree-pass.h (PROP_cfglayout): New.
17372 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17374 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17375 fold_convert_const_fixed_from_fixed,
17376 fold_convert_const_fixed_from_int,
17377 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17378 set TREE_CONSTANT_OVERFLOW.
17379 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17380 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17382 2009-03-30 Ira Rosen <irar@il.ibm.com>
17384 * tree-vect-loop-manip.c: New file.
17385 * tree-vectorizer.c: Update documentation and included files.
17386 (vect_loop_location): Make extern.
17387 (rename_use_op): Move to tree-vect-loop-manip.c
17388 (rename_variables_in_bb, rename_variables_in_loop,
17389 slpeel_update_phis_for_duplicate_loop,
17390 slpeel_update_phi_nodes_for_guard1,
17391 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17392 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17393 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17394 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17395 find_loop_location): Likewise.
17396 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17397 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17398 get_vectype_for_scalar_type, vect_is_simple_use,
17399 supportable_widening_operation, supportable_narrowing_operation):
17401 (bb_in_loop_p): Move to tree-vect-loop.c.
17402 (new_loop_vec_info, destroy_loop_vec_info,
17403 reduction_code_for_scalar_code, report_vect_op,
17404 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17405 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17406 (vect_supportable_dr_alignment): Likewise.
17407 * tree-vectorizer.h (tree-data-ref.h): Include.
17408 (vect_loop_location): Declare.
17409 Reorganize function declarations according to the new file structure.
17410 * tree-vect-loop.c: New file.
17411 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17412 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17413 * tree-vect-data-refs.c: New file.
17414 * tree-vect-patterns.c (timevar.h): Don't include.
17415 * tree-vect-stmts.c: New file.
17416 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17417 tree-vect-slp.c, tree-vect-loop.c.
17418 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17419 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17420 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17421 (tree-vect-analyze.o): Remove.
17422 (tree-vect-transform.o): Likewise.
17423 (tree-vect-data-refs.o): Add rule.
17424 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17425 tree-vect-slp.o): Likewise.
17426 (tree-vect-patterns.o): Remove redundant dependencies.
17427 (tree-vectorizer.o): Likewise.
17428 * tree-vect-slp.c: New file.
17430 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17432 * optc-gen.awk: Warn if an option flag has multiple different
17435 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17437 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17438 -floop-block): Document dependences on PPL, CLooG and Graphite.
17440 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17442 PR rtl-optimization/323
17443 * c-common.c (c_fully_fold, convert_and_check,
17444 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17445 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17446 * c-common.def (EXCESS_PRECISION_EXPR): New.
17447 * c-cppbuiltin.c (builtin_define_float_constants): Define
17448 constants with enough digits for long double.
17449 * c-lex.c (interpret_float): Interpret constant with excess
17450 precision where appropriate.
17451 * c-opts.c (c_common_post_options): Set
17452 flag_excess_precision_cmdline. Give an error for
17453 -fexcess-precision=standard for C++ for processors where the
17454 option is significant.
17455 * c-parser.c (c_parser_conditional_expression): Handle excess
17456 precision in condition.
17457 * c-typeck.c (convert_arguments): Handle arguments with excess
17459 (build_unary_op): Move excess precision outside operation.
17460 (build_conditional_expr): Likewise.
17461 (build_compound_expr): Likewise.
17462 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17463 (build_modify_expr): Handle excess precision in RHS.
17464 (convert_for_assignment): Handle excess precision in converted
17466 (digest_init, output_init_element, process_init_element): Handle
17467 excess precision in initializer.
17468 (c_finish_return): Handle excess precision in return value.
17469 (build_binary_op): Handle excess precision in operands and add
17470 excess precision as needed for operation.
17471 * common.opt (-fexcess-precision=): New option.
17472 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17473 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17474 For standard excess precision, output explicit conversion to and
17475 truncation from XFmode.
17476 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17477 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17478 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17479 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17480 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17481 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17482 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17483 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17484 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17485 define_splits, sqrt<mode>2): Disable where appropriate for
17486 standard excess precision.
17487 * convert.c (convert_to_real): Do not shorten arithmetic to type
17488 for which excess precision would be used.
17489 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17490 * doc/invoke.texi (-fexcess-precision=): Document option.
17491 (-mfpmath=): Correct index entry.
17492 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17493 flag_excess_precision): New.
17494 * langhooks.c (lhd_post_options): Set
17495 flag_excess_precision_cmdline.
17496 * opts.c (common_handle_option): Handle -fexcess-precision=.
17497 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17498 init_excess_precision): New.
17499 (lang_dependent_init_target): Call init_excess_precision.
17500 * tree.c (excess_precision_type): New.
17501 * tree.h (excess_precision_type): Declare.
17503 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17506 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17507 non-lvalue to component.
17509 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17511 PR preprocessor/34695
17512 * Makefile.in (c-opts.o): Depend on c-tree.h.
17513 * c-common.c: Move down include of diagnostic.h.
17514 (done_lexing, c_cpp_error): New.
17515 * c-common.h (done_lexing): Declare.
17516 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17518 * c-opts.c: Include c-tree.h.
17519 (c_common_init_options): Set preprocessor error callback.
17520 (c_common_handle_option): Do not set preprocessor
17521 inhibit_warnings, warnings_are_errors, warn_system_headers,
17522 pedantic_errors or inhibit_warnings flags.
17523 (c_common_post_options): Do not check cpp_errors (parse_in).
17524 (c_common_finish): Do not output dependencies if there were
17525 errors. Do not check return value of cpp_finish.
17526 * c-ppoutput.c (pp_file_change): Set input_location.
17527 * c-tree.h (c_cpp_error): Declare.
17528 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17530 (diagnostic_build_prefix): Check override_column.
17531 * diagnostic.h (diagnostic_info): Add override_column field.
17532 (diagnostic_override_column): Define.
17534 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17536 * c-common.c (c_expand_expr, c_staticp): Remove.
17537 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17538 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17539 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17540 * c-gimplify.c (gimplify_compound_literal_expr,
17541 optimize_compound_literals_in_ctor): Remove.
17542 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17543 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17544 * c-semantics.c (emit_local_var): Remove.
17546 * langhooks-def.h (lhd_expand_expr): Remove.
17547 * langhooks.c (lhd_expand_expr): Remove.
17548 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17550 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17551 handling from c-semantics.c; don't call into langhook.
17552 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17553 * gimplify.c (gimplify_compound_literal_expr,
17554 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17555 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17556 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17557 as was done in c-gimplify.c.
17558 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17559 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17560 Move from c-common.h.
17561 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17563 * tree.c (staticp): Do not call langhook.
17564 * langhooks.c (lhd_staticp): Delete.
17565 * langhooks-def.h (lhd_staticp): Delete prototype.
17566 (LANG_HOOKS_STATICP): Delete.
17567 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17569 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17570 instead of DECL_STMTs.
17572 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17580 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17582 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17583 contained expression.
17584 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17585 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17586 conditional expressions for C.
17587 (decl_constant_value_for_optimization): Move from
17588 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17589 whether optimizing and that the expression is a VAR_DECL not of
17590 array type instead of doing such checks in the caller. Do not
17591 check pedantic. Call gcc_unreachable for C++.
17592 * c-common.def (C_MAYBE_CONST_EXPR): New.
17593 * c-common.h (c_fully_fold, c_save_expr,
17594 decl_constant_value_for_optimization): New prototypes.
17595 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17596 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17597 EXPR_INT_CONST_OPERANDS): Define.
17598 * c-convert.c (convert): Strip nops from expression.
17599 * c-decl.c (groktypename): Take extra parameters expr and
17600 expr_const_operands. Update call to grokdeclarator.
17601 (start_decl): Update call to grokdeclarator. Add statement for
17602 expressions used in type of decl.
17603 (grokparm): Update call to grokdeclarator.
17604 (push_parm_decl): Update call to grokdeclarator.
17605 (build_compound_literal): Add parameter non_const and build a
17606 C_MAYBE_COSNT_EXPR if applicable.
17607 (grokdeclarator): Take extra parameters expr and
17608 expr_const_operands. Track expressions used in declaration
17609 specifiers and declarators. Fold array sizes and track whether
17610 they are constant expressions and whether they are integer
17611 constant expressions.
17612 (parser_xref_tag): Set expr and expr_const_operands fields in
17614 (grokfield): Update call to grokdeclarator.
17615 (start_function): Update call to grokdeclarator.
17616 (build_null_declspecs): Set expr and expr_const_operands fields in
17618 (declspecs_add_type): Handle expressions in typeof specifiers.
17619 * c-parser.c (c_parser_declspecs): Set expr and
17620 expr_const_operands fields for declaration specifiers.
17621 (c_parser_enum_specifier): Likewise.
17622 (c_parser_struct_or_union_specifier): Likewise.
17623 (c_parser_typeof_specifier): Likewise. Update call to
17624 groktypename. Fold expression as needed. Return expressions with
17625 type instead of adding statements.
17626 (c_parser_attributes): Update calls to c_parser_expr_list.
17627 (c_parser_statement_after_labels): Fold expression before passing
17628 to objc_build_throw_stmt.
17629 (c_parser_condition): Fold expression.
17630 (c_parser_asm_operands): Fold expression.
17631 (c_parser_conditional_expression): Use c_save_expr. Update call
17632 to build_conditional_expr.
17633 (c_parser_alignof_expression): Update call to groktypename.
17634 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17635 original_code. Fold expression argument of va_arg. Create
17636 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17637 argument to va_arg. Update calls to groktypename. Fold array
17638 index for offsetof. Verify that first argument to
17639 __builtin_choose_expr has integer type.
17640 (c_parser_postfix_expression_after_paren_type): Update calls to
17641 groktypename and build_compound_literal. Handle expressions with
17642 side effects in type name.
17643 (c_parser_postfix_expression_after_primary): Update call to
17644 c_parser_expr_list. Set original_code for calls to
17645 __builtin_constant_p.
17646 (c_parser_expr_list): Take extra parameter fold_p. Fold
17647 expressions if requested.
17648 (c_parser_objc_type_name): Update call to groktypename.
17649 (c_parser_objc_synchronized_statement): Fold expression.
17650 (c_parser_objc_receiver): Fold expression.
17651 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17652 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17653 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17654 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17655 (struct c_typespec): Add elements expr and expr_const_operands.
17656 (struct c_declspecs): Add elements expr and expr_const_operands.
17657 (groktypename, build_conditional_expr, build_compound_literal):
17659 (in_late_binary_op): Declare.
17660 * c-typeck.c (note_integer_operands): New function.
17661 (in_late_binary_op): New variable.
17662 (decl_constant_value_for_broken_optimization): Move to c-common.c
17663 and rename to decl_constant_value_for_optimization.
17664 (default_function_array_conversion): Do not strip nops.
17665 (default_conversion): Do not call
17666 decl_constant_value_for_broken_optimization.
17667 (build_array_ref): Do not fold result.
17668 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17669 result when operand is a VLA.
17670 (c_expr_sizeof_type): Update call to groktypename. Handle
17671 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17672 result when operand names a VLA type.
17673 (build_function_call): Update call to build_compound_literal.
17674 Only fold result for calls to __builtin_* functions. Strip
17675 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17676 the function designator.
17677 (convert_arguments): Fold arguments. Update call to
17678 convert_for_assignment.
17679 (build_unary_op): Handle increment and decrement of
17680 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17681 decrement earlier. Fold operand of increment and decrement.
17682 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17683 built for integer operand. Wrap returns that are INTEGER_CSTs
17684 without being integer constant expressions or that have integer
17685 constant operands without being INTEGER_CSTs.
17686 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17687 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17688 result is an integer constant expression or can be used in
17689 unevaluated parts of one and avoid folding and wrap as
17690 appropriate. Fold operands before possibly doing -Wsign-compare
17692 (build_compound_expr): Wrap result for C99 if operands can be used
17693 in integer constant expressions.
17694 (build_c_cast): Update call to digest_init. Do not ignore
17695 overflow from casting floating-point constants to integers. Wrap
17696 results that could be confused with integer constant expressions,
17697 null pointer constants or floating-point constants.
17698 (c_cast_expr): Update call to groktypename. Handle expressions
17699 included in type name.
17700 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17701 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17702 Update calls to convert_for_assignment.
17703 (convert_for_assignment): Take new parameter
17704 null_pointer_constant. Do not strip nops or call
17705 decl_constant_value_for_broken_optimization. Set
17706 in_late_binary_op for conversions to boolean.
17707 (store_init_value): Update call to digest_init.
17708 (digest_init): Take new parameter null_pointer_constant. Do not
17709 call decl_constant_value_for_broken_optimization. pedwarn for
17710 initializers not constant expressions. Update calls to
17711 convert_for_assignment.
17712 (constructor_nonconst): New.
17713 (struct constructor_stack): Add nonconst element.
17714 (really_start_incremental_init, push_init_level, pop_init_level):
17715 Handle constructor_nonconst and nonconst element.
17716 (set_init_index): Call constant_expression_warning for array
17718 (output_init_element): Fold value. Set constructor_nonconst as
17719 applicable. pedwarn for initializers not constant expressions.
17720 Update call to digest_init. Call constant_expression_warning
17721 where constant initializers are required.
17722 (process_init_element): Use c_save_expr.
17723 (c_finish_goto_ptr): Fold expression.
17724 (c_finish_return): Fold return value. Update call to
17725 convert_for_assignment.
17726 (c_start_case): Fold switch expression.
17727 (c_process_expr_stmt): Fold expression.
17728 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17729 ensure statement expression is not evaluated in constant expression.
17730 (build_binary_op): Track whether results are integer constant
17731 expressions or may occur in such, disable folding and wrap results
17732 as applicable. Fold operands for -Wsign-compare warnings unless
17734 (c_objc_common_truthvalue_conversion): Handle results folded to
17735 integer constants that are not integer constant expressions.
17736 * doc/extend.texi: Document when typeof operands are evaluated,
17737 that condition of __builtin_choose_expr is an integer constant
17738 expression, and more about use of __builtin_constant_p in
17741 2009-03-29 Richard Guenther <rguenther@suse.de>
17743 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17744 propagate addresses of array references.
17746 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17748 * regmove.c (perhaps_ends_bb_p): Remove.
17749 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17750 from INSN and check that the main loop stays within that basic block.
17751 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17752 (regmove_forward_pass): Split out from regmove_optimize. Use
17753 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17754 (regmove_backward_pass): Split out from regmove_optimize. Use
17755 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17756 (regmove_optimize): Simplify.
17758 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17761 * config/i386/i386.c (classify_argument): Ignore flexible array
17762 member in struct and warn ABI change.
17764 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17766 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17768 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17769 (ix86_adjust_cost): Updated.
17771 2009-03-29 Jan Hubicka <jh@suse.cz>
17773 PR middle-end/28850
17774 * tree-pass.h (pass_cleanup_eh): New function.
17775 (remove_unreachable_regions): Break code handling RTL
17776 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17777 that can not be reached by runtime.
17778 (can_be_reached_by_runtime): New function.
17779 (label_to_region_map): New function.
17780 (num_eh_regions): New function.
17781 (rtl_remove_unreachable_regions): New function.
17782 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17783 (remove_eh_region): New function.
17784 * except.h: Include sbitmap and vecprim.
17785 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17786 num_eh_regions): Declare.
17787 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17788 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17789 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17790 (tree_empty_eh_handler_p): New function.
17791 (cleanup_empty_eh): New function.
17792 (cleanup_eh): New function.
17793 (pass_cleanup_eh): New function.
17795 2009-03-29 Jan Hubicka <jh@suse.cz>
17797 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17798 for removed regions.
17800 2009-03-29 Jan Hubicka <jh@suse.cz>
17802 * except.c (dump_eh_tree): Dump all datastructures.
17804 2009-03-29 Jan Hubicka <jh@suse.cz>
17806 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17807 (duplicate_eh_regions_1): Likewise.
17808 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17809 vector; call EH verification.
17810 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17811 Be ready for region being removed.
17813 2009-03-29 Jan Hubicka <jh@suse.cz>
17815 * bitmap.c (bitmap_last_set_bit): New function.
17816 * bitmap.h (bitmap_last_set_bit): Declare.
17818 2009-03-29 David Ayers <ayers@fsfe.org>
17821 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17822 by calling objc_compare_types and surpress warnings about
17823 incompatible C pointers that are compatible ObjC pointers.
17825 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17827 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17828 call initialize_inline_failed.
17829 (initialize_inline_failed): Move it from here ...
17830 * cgraph.c (initialize_inline_failed): ... to here.
17831 (cgraph_create_edge): Call initialize_inline_failed rather than
17832 setting inline_failed directly.
17834 2009-03-29 Ben Elliston <bje@au.ibm.com>
17837 * sysv4.opt (msdata): Improve comment.
17838 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17839 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17841 2009-03-29 Ben Elliston <bje@au.ibm.com>
17844 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17845 load and store attributes.
17847 2009-03-29 Ben Elliston <bje@au.ibm.com>
17849 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17850 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17851 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17852 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17853 __builtin_infq and __builtin_huge_valq.
17855 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17857 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17859 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17860 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17862 2009-03-28 Xinliang David Li <davidxl@google.com>
17864 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17865 (do_dbg_cnt): New function.
17867 2009-03-28 Jan Hubicka <jh@suse.cz>
17869 Merge from pretty-ipa:
17871 2009-03-27 Jan Hubicka <jh@suse.cz>
17873 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17874 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17875 * passes.c (function_called_by_processed_nodes_p): New.
17876 * ipa-pure-const.c (check_call): Fix handling of operands.
17877 (analyze_function): Dump debug output for skipped bodies.
17878 (local_pure_const): Use function_called_by_processed_nodes_p.
17879 * dwarf2out.c (reference_to_unused): Use output.
17880 * passes.c (do_per_function_toporder): Likewise.
17882 2008-11-12 Jan Hubicka <jh@suse.cz>
17884 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17885 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17886 state_set_in_source enum
17887 (check_decl): Ignore memory tags; do not set fake looping flags;
17889 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17890 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17891 (check_call, analyze_function): Rewrite.
17893 (add_new_function): Update call of analyze_function.
17894 (generate_summary): Add call of analyze_function.
17895 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17896 (local_pure_const): New function.
17897 (pass_local_pure_const): New pass.
17898 * ipa-inline.c (inline_transform): Set after_inlining.
17899 * tree-eh.c (stmt_can_throw_external): New.
17900 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17901 work with aliasing built.
17902 * tree-flow.h (stmt_can_throw_external): New.
17903 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17904 and local pure/const pass in early and late optimization queue.
17906 2009-03-28 Martin Jambor <mjambor@suse.cz>
17908 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17910 (fold_binary): Allow function decl aligment consideration is the
17911 second argument is integer constant one.
17912 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17913 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17914 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17916 2009-03-28 Jan Hubicka <jh@suse.cz>
17918 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17919 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17920 * function.h (rtl_data): Add nothrow flag.
17921 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17922 set DECL_NOTHROW for AVAILABLE functions.
17924 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17926 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17927 following vector keyword has expansion starting with pixel or bool
17928 keyword, expand vector to __vector and pixel or bool to __pixel or
17932 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17933 warn_if_disallowed_function_p): Removed.
17934 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17935 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17936 warning_if_disallowed_function_p.
17937 * flags.h (warn_if_disallowed_function_p,
17938 warn_disallowed_functions): Removed.
17939 * common.opt (Wdisallowed-function-list=): Removed.
17940 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17942 2009-03-28 Richard Guenther <rguenther@suse.de>
17944 PR tree-optimization/38723
17945 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17948 2009-03-28 Jan Hubicka <jh@suse.cz>
17950 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17951 test introduced by my previous patch.
17953 2009-03-28 Richard Guenther <rguenther@suse.de>
17955 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17956 the PHIs value undefined.
17958 2009-03-28 Jan Hubicka <jh@suse.cz>
17960 * tree-pass.h (pass_fixup_cfg): New pass.
17961 * ipa-inline.c (inline_transform): Set
17962 always_inline_functions_inlined/after_inlining.
17963 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17964 (pass_fixup_cfg): New pass.
17965 * passes.c (init_optimization_passes): Add fixup_cfg.
17967 2009-03-28 Richard Guenther <rguenther@suse.de>
17969 PR tree-optimization/38458
17970 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17971 argument use the arguments copy-of value.
17973 2009-03-28 Richard Guenther <rguenther@suse.de>
17975 PR tree-optimization/38180
17976 * tree-ssa-ccp.c (get_default_value): Simplify.
17977 (likely_value): Likewise.
17978 (surely_varying_stmt_p): Properly handle VOP case.
17979 (ccp_initialize): Likewise.
17980 (ccp_fold): Handle propagating through *&.
17981 (fold_const_aggregate_ref): Also handle decls.
17983 2009-03-28 Jan Hubicka <jh@suse.cz>
17985 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17986 * cgraph.h (cgraph_node): Likewise.
17987 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17988 (cgraph_reset_node): Use process flag.
17989 (cgraph_mark_functions_to_output): Likewise.
17990 (cgraph_expand_function): Likewise.
17991 (cgraph_expand_all_functions): Likewise.
17992 (cgraph_output_in_order): Likewise.
17993 * dwarf2out.c (reference_to_unused): Likewise.
17994 * passes.c do_per_function_toporder): Likewise.
17996 2009-03-28 Jan Hubicka <jh@suse.cz>
17998 Bring from lto-branch:
18000 2008-09-03 Doug Kwan <dougkwan@google.com>
18002 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
18003 enums instead of reason strings.
18004 * cgraph.c (cgraph_create_edge): Same.
18005 (cgraph_inline_failed_string): New function.
18006 * cgraph.h (cgraph_inline_failed_t): New enum type.
18007 (cgraph_inline_failed_string): New prototype.
18008 (struct cgraph_edge): Change type of INLINED_FAILED from constant
18009 char pointer to cgraph_inline_failed_t.
18010 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18011 (cgraph_default_inline_p): Ditto.
18012 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18013 to cgraph_inline_failed_t pointer.
18014 * cif-code.def: New file.
18015 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18017 (cgraph_check_inline_limits): Change type of REASON to pointer to
18018 cgraph_inline_failed_t. Replace reason strings with enums.
18019 (cgraph_default_inline_p): Ditto.
18020 (cgraph_recursive_inlining_p): Ditto.
18021 (update_caller_keys): Change type of FAILED_REASON to
18022 cgraph_inline_failed_t.
18023 (cgraph_set_inline_failed): Change type of REASON to pointer to
18024 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18025 convert enums to strings for text output.
18026 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18027 to be of type cgraph_inline_failed_t. Replace reason strings with
18028 enums. Call cgraph_inline_failed_string to covert enums
18029 to strings for text output.
18030 (cgraph_decide_inlining): Replace reason strings with enums.
18031 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18032 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18034 * tree-inline.c (expand_call_inline): Change type of REASON
18035 to cgraph_inline_failed_t. Replace reason strings with enums.
18036 Call cgraph_inline_failed_string for text output.
18037 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18040 2009-03-28 Jan Hubicka <jh@suse.cz>
18042 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18043 cgraph_clone_node): Remove master clone handling.
18044 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18045 * cgraph.h (master_clone): Remove.
18046 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18047 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18048 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18050 2009-03-28 Jan Hubicka <jh@suse.cz>
18052 * cgraph.c (cgraph_function_body_availability): Functions declared
18053 inline are always safe to assume that it is not going to be replaced.
18055 2009-03-28 Richard Guenther <rguenther@suse.de>
18057 PR tree-optimization/38513
18058 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18059 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18060 EXC_PTR_EXPR and FILTER_EXPR.
18061 (get_ref_from_reference_ops): Likewise.
18063 2009-03-28 Richard Guenther <rguenther@suse.de>
18065 PR tree-optimization/38968
18066 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18067 Use FLOOR_MOD_EXPR to compute misalignment.
18069 2009-03-28 Richard Guenther <rguenther@suse.de>
18071 PR tree-optimization/37795
18072 * tree.h (combine_comparisons): Declare.
18073 * fold-const.c (combine_comparisons): Export.
18074 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18076 (ifcombine_iforif): Use combine_comparisons.
18078 2009-03-28 Jan Hubicka <jh@suse.cz>
18080 * tree-eh.c (inlinable_call_p): New function.
18081 (make_eh_edges): Use it.
18082 (verify_eh_edges): Use it.
18083 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18084 * except.c (reachable_next_level): Add inlinable_function argument
18085 (sjlj_find_directly_reachable_regions): Update.
18086 (add_reachable_handler): Do not set saw_any_handlers.
18087 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18088 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18089 Add new inlinable call parameter.
18090 (can_throw_internal, can_throw_external): Update.
18091 * except.h (can_throw_internal_1, can_throw_external_1,
18092 foreach_reachable_handler): Update declaration.
18094 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18096 * config/arm/t-arm-coff, config/h8300/coff.h,
18097 config/i386/i386-aout.h, config/i386/i386-coff.h,
18098 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18099 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18100 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18101 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18102 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18103 sys-types.h: Remove.
18104 * Makefile.in: Remove protoize and fixproto support and references
18106 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18107 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18109 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18110 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18111 unprotoize$(exeext).
18112 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18113 (.PHONY): Don't depend on proto.
18114 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18115 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18116 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18117 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18118 build/gen-protos.o, build/scan.o, xsys-protos.h,
18119 build/fix-header$(build_exeext), build/fix-header.o,
18120 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18121 stmp-install-fixproto): Remove.
18122 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18123 SYSCALLS.c or fixproto files.
18124 (install-common): Don't install protoize.
18125 (install-headers-tar, install-headers-cpio, install-headers-cp):
18126 Don't depend on $(STMP_FIXPROTO).
18127 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18128 install fixproto files or write out fixproto settings.
18129 (uninstall): Don't uninstall protoize.
18130 * config.gcc (use_fixproto): Remove.
18131 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18132 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18133 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18134 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18135 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18136 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18137 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18138 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18139 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18140 * config/t-vxworks (STMP_FIXPROTO): Remove.
18141 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18142 STMP_FIXPROTO): Remove.
18143 * config.in, configure: Regenerate.
18144 * crtstuff.c (gid_t, uid_t): Don't undefine.
18145 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18146 (arm-*-coff, arm-*-aout: Remove target entries.
18147 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18148 Remove mention of AIX 4.1.
18149 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18150 * doc/invoke.texi (Running Protoize): Remove.
18151 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18152 (Protoize Caveats): Remove.
18153 * tsystem.h: Update comments on headers assumed to exist.
18155 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18157 * genautomata.c: Add a new year to the copyright. Add a new
18159 (struct insn_reserv_decl): Add comments for member bypass_list.
18160 (find_bypass): Remove.
18161 (insert_bypass): New.
18162 (process_decls): Use insert_bypass.
18163 (output_internal_insn_latency_func): Output all bypasses with the
18164 same input insn in one switch case.
18166 * rtl.def (define_bypass): Describe bypass choice.
18167 * doc/md.texi (define_bypass): Ditto.
18169 2009-03-27 Richard Guenther <rguenther@suse.de>
18171 * gimplify.c (mark_addressable): Export.
18172 * tree-flow.h (mark_addressable): Declare.
18173 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18174 * tree-ssa.c (verify_phi_args): Verify that address taken
18175 variables have TREE_ADDRESSABLE set.
18177 2009-03-27 Richard Guenther <rguenther@suse.de>
18179 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18180 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18181 Do not mark decls TREE_ADDRESSABLE.
18182 (build_fold_addr_expr): Adjust.
18183 (fold_addr_expr): Remove.
18184 (fold_unary): Use build_fold_addr_expr.
18185 (fold_comparison): Likewise.
18186 (split_address_to_core_and_offset): Likewise.
18187 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18189 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18190 (gimplify_modify_expr_to_memcpy): Mark source and destination
18192 * omp-low.c (create_omp_child_function): Mark the object decl
18194 (lower_rec_input_clauses): Mark the var we take the address of
18196 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18198 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18200 PR middle-end/39315
18201 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18202 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18204 2009-03-27 Richard Guenther <rguenther@suse.de>
18206 PR tree-optimization/39120
18207 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18209 (handle_lhs_call): Process return constraints. Add escape
18210 constraints if necessary.
18211 (handle_const_call): Fill out return constraints. Make nested
18212 case more precise. Avoid consttmp if possible.
18213 (handle_pure_call): Fill out return constraints. Avoid
18214 callused if possible.
18215 (find_func_aliases): Simplify call handling.
18217 2009-03-27 Richard Guenther <rguenther@suse.de>
18219 PR tree-optimization/39120
18220 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18221 as a representative.
18222 (solve_graph): Do propagate CALLUSED.
18223 (handle_pure_call): Use a scalar constraint from CALLUSED for
18225 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18228 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18231 * c-common.c (handle_aligned_attribute): Properly check alignment
18232 overflow. Use (1U << i) instead of (1 << i).
18234 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18236 * expr.h (get_mem_align_offset): Updated.
18238 * tree.h (tree_decl_common): Change align to "unsigned int" and
18239 move it before pointer_alias_set.
18241 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18242 Jakub Jelinek <jakub@redhat.com>
18245 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18246 gr_register_operand with gr_reg_or_0_operand.
18247 (cmpxchg_rel_di): Likewise.
18248 (sync_lock_test_and_set<mode>): Likewise.
18250 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18252 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18253 (true_regnum): Likewise.
18255 * rtlanal.c (subreg_info): Moved to ...
18256 * rtl.h (subreg_info): Here. New.
18257 (subreg_get_info): New.
18259 * rtlanal.c (subreg_get_info): Make it extern.
18261 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18264 * config/i386/i386.c (ix86_abi): New.
18265 (override_options): Handle -mabi=.
18266 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18267 (ix86_call_abi_override): Likewise.
18268 (init_cumulative_args): Likewise.
18269 (function_arg_advance): Likewise.
18270 (function_arg_64): Likewise.
18271 (function_arg): Likewise.
18272 (ix86_pass_by_reference): Likewise.
18273 (ix86_function_value_regno_p): Likewise.
18274 (ix86_build_builtin_va_list_abi): Likewise.
18275 (setup_incoming_varargs_64): Likewise.
18276 (is_va_list_char_pointer): Likewise.
18277 (ix86_init_machine_status): Likewise.
18278 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18279 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18280 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18281 (ix86_function_abi): Make it static and return enum calling_abi.
18282 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18284 (ix86_fn_abi_va_list): Updated.
18286 * config/i386/i386.h (ix86_abi): New.
18287 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18288 (CONDITIONAL_REGISTER_USAGE): Likewise.
18289 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18290 (machine_function): Likewise.
18292 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18294 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18295 (STACK_BOUNDARY): Likewise.
18296 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18298 * config/i386/i386.opt (mabi=): New.
18300 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18301 return enum calling_abi.
18302 (ix86_function_type_abi): Likewise.
18303 (ix86_function_abi): Removed.
18305 * doc/invoke.texi: Document -mabi= option for x86.
18307 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18309 * builtins.c (real_dconstp): Delete.
18310 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18312 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18313 Jakub Jelinek <jakub@redhat.com>
18316 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18317 (gen_subprogram_die): When a function is explicit, generate the
18318 DW_AT_explicit attribute.
18319 * langhooks.h (struct lang_hooks_for_decls): Add
18320 function_decl_explicit_p langhook.
18321 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18322 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18324 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18326 * builtins.c (fold_builtin_memory_op): Optimize memmove
18327 into memcpy if we can prove source and destination don't overlap.
18329 * tree-inline.c: Include gt-tree-inline.h.
18330 (clone_fn_id_num): New variable.
18331 (clone_function_name): New function.
18332 (tree_function_versioning): Use it.
18333 * Makefile.in (GTFILES): Add tree-inline.c.
18335 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18337 * BASE-VER: Change to 4.5.0.
18339 2009-03-27 Xinliang David Li <davidxl@google.com>
18341 PR tree-optimization/39557
18342 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18344 2009-03-27 Xinliang David Li <davidxl@google.com>
18346 PR tree-optimization/39548
18347 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18350 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18352 * c-common.c (pointer_int_sum): Use %wd on return from
18355 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18357 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18358 on return from tree_low_cst.
18360 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18363 * ginclude/stdarg.h (va_copy): Define also for
18364 __GXX_EXPERIMENTAL_CXX0X__.
18366 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18369 * builtins.h (c_strlen): Do not warn here.
18370 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18371 * c-common.c (pointer_int_sum): Take an explicit location.
18372 Warn about offsets out of bounds.
18373 * c-common.h (pointer_int_sum): Adjust declaration.
18375 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18377 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18380 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18383 * opts.c (warn_if_disallowed_function_p): Don't assume
18384 get_callee_fndecl must return non-NULL.
18386 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18388 PR rtl-optimization/39522
18389 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18390 when reg_reloaded_valid is set.
18392 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18394 * config/spu/divv2df3.c: New file.
18395 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18396 (DPBIT_FUNCS): Filter out _div_df.
18398 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18400 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18401 a jump insn, count that jump in the distance to the loop start.
18403 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18406 * config/sh/sh.c (calc_live_regs): Fix condition for global
18407 registers except PIC_OFFSET_TABLE_REGNUM.
18409 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18412 * doc/invoke.texi (-mconsole): New.
18414 (-mno-cygwin): New.
18416 (-mnop-fun-dllimport): New.
18420 (sub section "i386 and x86-64 Windows Options"): New.
18422 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18424 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18425 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18427 2009-03-25 Richard Guenther <rguenther@suse.de>
18429 PR middle-end/39497
18430 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18433 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18435 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18436 neither of haifa/selective schedulers are working.
18438 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18440 * doc/invoke.texi (Debugging Options): Fix description of
18441 -fno-merge-debug-strings.
18443 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18445 * config/cris/libgcc.ver: New version-script.
18446 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18448 * configure.ac <GAS features, nop mnemonic>: Add pattern
18449 crisv32-*-* for "nop".
18450 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18451 * configure: Regenerate.
18453 2009-03-24 Ira Rosen <irar@il.ibm.com>
18455 PR tree-optimization/39529
18456 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18457 mark_sym_for_renaming for the tag copied to the new vector
18460 2009-03-24 Arthur Loiret <aloiret@debian.org>
18462 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18463 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18464 EXTRA_SPEC_FUNCTIONS.
18465 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18466 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18467 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18468 -march and -mtune options.
18470 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18472 * config/m68k/t-rtems: Add m5329 multilib.
18474 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18475 Jakub Jelinek <jakub@redhat.com>
18478 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18481 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18484 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18485 instead of c_parser_expression_conv, if original_code isn't one of the
18486 4 allowed comparison codes, fail.
18488 2009-03-23 Richard Guenther <rguenther@suse.de>
18490 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18491 * tree.h (struct tree_type): Likewise.
18492 * reload.h (struct insn_chain): Likewise.
18493 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18494 * function.h (struct function): Likewise.
18495 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18497 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18499 PR tree-optimization/39516
18500 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18502 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18504 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18505 should be set true if BITS_PER_WORD of target is bigger than 32
18507 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18509 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18510 Translate -B-options to -rpath-link. Correct existing
18511 rpath-link and conditionalize on !nostdlib.
18513 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18515 * doc/extend.texi (Function Attributes, Variable Attributes):
18517 * doc/invoke.texi (Debugging Options, Optimize Options)
18518 (i386 and x86-64 Options, MCore Options): Likewise.
18520 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18523 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18524 it for block local namespace aliases.
18525 (gen_decl_die): Pass context_die to gen_namespace_die.
18527 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18530 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18531 minimum or maximum value.
18533 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18535 * reginfo.c (globalize_reg): Recompute derived reg sets.
18537 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18540 * libgcc2.c (mprotect): Do not use signed arguments for
18541 VirtualProtect, use DWORD arguments. Also fix the 'may
18542 be used uninitialized' warning for the np variable.
18544 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18547 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18548 functions using regparm calling conventions when not optimizing.
18549 (ix86_function_sseregparm): Similarly for sseregparm calling
18552 2009-03-19 Li Feng <nemokingdom@gmail.com>
18554 PR middle-end/39500
18555 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18556 dependence if the first conflict is after niter iterations.
18558 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18560 PR middle-end/38609
18561 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18562 functions with dynamic stack-pointer adjustments.
18564 2009-03-19 Ben Elliston <bje@au.ibm.com>
18566 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18567 option; change to -msdata=data.
18569 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18571 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18574 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18577 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18579 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18581 * doc/invoke.texi (Code Gen Options): Expand discussion of
18584 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18586 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18587 * matrix-reorg.c (struct matrix_info): Likewise.
18588 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18589 * rtl.h (struct mem_attrs): Likewise.
18590 * df.h (struct df): Likewise.
18591 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18592 * ira-int.h (struct ira_allocno): Likewise.
18593 * df-scan.c (struct df_collection_rec): Likewise.
18594 * ira.c (struct equivalence): Likewise.
18595 * function.c (struct temp_slot): Likewise.
18596 * cfgloop.h (struct loop): Likewise.
18599 * function.c (use_register_for_decl): When not optimizing, disregard
18600 register keyword for variables with types containing methods.
18602 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18604 PR middle-end/39447
18605 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18606 (is_simple_operand): Call contains_component_ref_p before calling data
18607 reference analysis that would fail on COMPONENT_REFs.
18609 * tree-vrp.c (search_for_addr_array): Fix formatting.
18611 2009-03-18 Richard Guenther <rguenther@suse.de>
18613 * tree-vect-transform.c (vect_loop_versioning): Fold the
18614 generated comparisons.
18615 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18616 (slpeel_tree_peel_loop_to_edge): Likewise.
18618 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18620 PR middle-end/37805
18621 * opts.c (print_specific_help): In addition to `undocumented',
18622 accept `separate' and `joined' flags if passed alone. Describe
18623 output by the first matched one of those.
18624 (common_handle_option): Skip over empty strings.
18625 * gcc.c (display_help): Fix help string for `--help='.
18626 * doc/invoke.texi (Option Summary, Overall Options): With
18627 `--help=', classes and qualifiers can both be repeated, but
18628 only the latter can be negated. One should not pass only
18629 negated qualifiers. Fix markup and examples.
18632 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18633 PR middle-end/37805
18634 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18635 and -fhelp=separate.
18637 2009-03-17 Jing Yu <jingyu@google.com>
18639 PR middle-end/39378
18640 * function.h (struct rtl_data): Move is_thunk from here...
18641 (struct function): ...to here.
18642 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18643 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18645 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18647 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18648 (alpha_output_function_end_prologue): Likewise.
18649 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18650 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18651 (rs6000_output_function_epilogue): Likewise.
18652 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18654 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18657 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18658 from different units in a single alternative.
18659 (*truncdfsf_i387): Ditto.
18660 (*truncxfsf2_mixed): Ditto.
18661 (*truncxfdf2_mixed): Ditto.
18663 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18665 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18666 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18669 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18670 unused non-artificial variables when not optimizing.
18673 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18674 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18675 NAMESPACE_DECL in its DECL_INITIAL.
18677 PR middle-end/39443
18678 * optabs.c (set_user_assembler_libfunc): New function.
18679 * expr.h (set_user_assembler_libfunc): New prototype.
18680 * c-common.c: Include libfuncs.h.
18681 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18682 for memcmp, memset, memcpy, memmove and abort.
18683 * Makefile.in (c-common.o): Depend on libfuncs.h.
18686 * dwarf2out.c (gen_inlined_enumeration_type_die,
18687 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18688 gen_tagged_type_instantiation_die): Removed.
18689 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18692 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18695 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18697 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18698 (check-parallel-%): Ditto.
18699 (check-consistency): Ditto.
18701 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18703 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18704 local variable rhs by NULL_TREE.
18706 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18709 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18711 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18714 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18716 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18719 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18720 for ms->sysv ABI calls only in 64bit mode.
18722 * config/i386/i386.md (untyped_call): Support 32bit.
18724 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18726 * doc/extend.texi: Replace x86_65 with x86_64.
18728 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18730 PR tree-optimization/39455
18731 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18732 mismatches for POINTER_TYPE_P (type).
18733 (number_of_iterations_le): Likewise.
18735 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18737 * config/picochip/picochip.c: Removed profiling support.
18738 * config/picochip/picochip.md: Removed profiling instruction.
18739 * config/picochip/picochip.h: Removed profiling builtin.
18741 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18743 * doc/install.texi (--with-host-libstdcxx): Document.
18745 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18748 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18749 generate a warning if the function name does not begin with
18750 "__vector" and the function has either the 'signal' or 'interrupt'
18751 attribute, from here to ...
18752 (avr_declare_function_name): ...here. New function.
18753 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18754 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18756 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18759 * cse.c (fold_rtx): Don't modify original const_arg1 when
18760 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18761 separate variable instead.
18762 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18763 from out of range shift counts.
18764 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18766 2009-03-13 Catherine Moore <clm@codesourcery.com>
18768 * config/i386/x-mingw32 (host-mingw32.o): Replace
18769 diagnostic.h with $(DIAGNOSTIC_H).
18771 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18774 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18776 * config/i386/sync.md (sync_compare_and_swap<mode>,
18777 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18778 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18780 (sync_double_compare_and_swapdi_pic,
18781 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18782 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18784 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18787 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18789 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18792 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18793 (avx_addsubv4df3): Likewise.
18794 (*avx_addsubv4sf3): Likewise.
18795 (sse3_addsubv4sf3): Likewise.
18797 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18800 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18802 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18805 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18806 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18807 registers for allocnos created from user-defined variables.
18809 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18812 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18813 of non-integer mode as well.
18815 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18817 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18818 for functions for which the parameter types are unknown.
18820 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18823 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18824 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18825 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18826 * config/i386/i386.c (ix86_local_alignment): For
18827 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18828 long long variables on the stack to avoid dynamic realignment.
18829 Allow the first argument to be a decl rather than type.
18830 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18832 2009-03-11 Nick Clifton <nickc@redhat.com>
18835 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18837 Add description to mno-lsim option.
18838 * config/mcore/mcore.h: Remove comment about deprecated m4align
18840 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18841 * doc/invoke.texi: Add description of mno-lsim and
18842 mstack-increment options.
18844 * config/fr30/fr30.opt: Document the -mno-lsim option.
18845 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18846 and -mno-lsim options.
18848 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18850 * fold-const.c (fold_comparison): Only call fold_inf_compare
18851 if the mode supports infinities.
18853 2009-03-11 Jason Merrill <jason@redhat.com>
18856 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18857 end already did. Notice GIMPLE_CALL modifications of the result.
18858 Don't copy debug information from an ignored decl or a decl from
18861 2009-03-10 Richard Guenther <rguenther@suse.de>
18862 Nathan Froyd <froydnj@codesourcery.com>
18864 PR middle-end/37850
18865 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18866 (__divMODE3): Likewise.
18868 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18870 PR tree-optimization/39394
18871 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18872 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18874 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18876 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18877 inline asms for register asm ("") declarations.
18879 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18881 * fold-const.c (fold_unary): Fix comment.
18883 2009-03-07 Jan Hubicka <jh@suse.cz>
18886 * tree-inline.c (setup_one_parameter): Do replacement of const
18887 argument by constant in SSA form.
18889 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18891 PR middle-end/38028
18892 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18893 determine alignment passed to assign_stack_local.
18894 (assign_parms_unsplit_complex): Likewise.
18895 * except.c (sjlj_build_landing_pads): Likewise.
18897 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18899 PR middle-end/39360
18900 * tree-flow.h (add_referenced_var): Return bool instead of void.
18901 * tree-dfa.c (add_referenced_var): Return result of
18902 referenced_var_check_and_insert call.
18903 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18904 of referenced_var_check_and_insert.
18907 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18908 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18909 DIE, don't emit it if abstract origin already has it.
18910 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18911 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18913 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18915 * genpreds.c (needs_variable): Fix parentheses at variable name
18917 (write_tm_constrs_h): Indent generated code.
18919 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18921 * doc/extend.texi (Function Attributes): Add documentation
18922 for isr attributes.
18924 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18927 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18928 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18930 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18932 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18935 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18938 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18939 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18941 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18943 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18944 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18945 constants instead of magic numbers.
18946 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18948 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18949 (x86_64_ms_abi_int_parameter_registers): Ditto.
18950 (x86_64_int_return_registers): Ditto.
18951 (ix86_maybe_switch_abi): Ditto.
18952 (ix86_expand_call): Ditto for clobbered_registers array.
18953 (ix86_hard_regno_mode_ok): Ditto.
18954 (x86_extended_QIreg_mentioned_p): Ditto.
18956 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18958 PR tree-optimization/39349
18959 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18961 * combine.c (gen_lowpart_for_combine): Use omode when generating
18964 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18966 PR rtl-optimization/39235
18967 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18969 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18971 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18973 2009-03-04 Richard Guenther <rguenther@suse.de>
18975 PR tree-optimization/39362
18976 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18977 that occur in abnormal PHIs should be varying.
18979 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18981 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18983 (simple_iv): Take loop as an argument instead of statement.
18984 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18985 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18987 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18989 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18990 * matrix-reorg.c (analyze_transpose): Ditto.
18991 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18992 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18993 * tree-predcom.c (ref_at_iteration): Ditto.
18994 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18996 2009-03-04 Richard Guenther <rguenther@suse.de>
18998 PR tree-optimization/39358
18999 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
19000 escaped_id and callused_id.
19001 (solve_graph): Likewise.
19003 2009-03-04 Richard Guenther <rguenther@suse.de>
19005 PR tree-optimization/39339
19006 * tree-sra.c (try_instantiate_multiple_fields): Make it
19007 no longer ICE on the above.
19009 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19011 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19012 that fits within Pmode.
19014 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19016 PR middle-end/10109
19017 * tm.texi (LIBCALL_VALUE): Update description.
19019 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19021 PR middle-end/34443
19022 * doc/extend.texi (section): Update description.
19024 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19026 PR middle-end/39345
19027 * tree-inline.c (remapped_type): New.
19028 (can_be_nonlocal): Call remapped_type instead of remap_type.
19030 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19033 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19034 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19036 2009-03-03 Richard Guenther <rguenther@suse.de>
19038 PR middle-end/39272
19039 * tree.c (tree_nonartificial_location): New function.
19040 * tree.h (tree_nonartificial_location): Declare.
19041 * builtins.c (expand_builtin_memory_chk): Provide location
19042 of the call location for artificial function pieces.
19043 (maybe_emit_chk_warning): Likewise.
19044 (maybe_emit_sprintf_chk_warning): Likewise.
19045 (maybe_emit_free_warning): Likewise.
19046 * expr.c (expand_expr_real_1): Likewise.
19048 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19050 PR tree-optimization/39343
19051 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19052 COMPONENT_REF t has ARRAY_TYPE.
19054 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19056 PR middle-end/39335
19057 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19058 when the type precision of the induction variable should be
19059 larger than the type precision of nit.
19060 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19061 * graphite.c (graphite_loop_normal_form): Same.
19062 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19064 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19066 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19067 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19068 numbers to describe clobbered registers.
19069 (*call_value_0_rex64_ms_sysv): Ditto.
19070 * config/i386/mmx.md (mmx_emms): Ditto.
19071 (mmx_femms): Ditto.
19073 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19075 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19078 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19080 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19081 (spu_section_type_flags): New function.
19083 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19085 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19086 reg_class_contents of FLOAT_REGS into a temporary.
19088 2009-03-02 Richard Guenther <rguenther@suse.de>
19089 Ira Rosen <irar@il.ibm.com>
19091 PR tree-optimization/39318
19092 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19093 information to the vectorized statement.
19095 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19097 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19098 variable. Use defined names instead of magic constants for REX SSE
19101 2009-03-01 Richard Guenther <rguenther@suse.de>
19103 PR tree-optimization/39331
19104 * omp-low.c (lower_send_shared_vars): Do not receive new
19105 values for the reference of DECL_BY_REFERENCE parms or results.
19107 2009-03-01 Jan Hubicka <jh@suse.cz>
19110 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19111 BLOCK_NONLOCALIZED_VAR): New macros.
19112 (tree_block): Add nonlocalized_vars.
19113 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19114 gen_decl_die): Add origin argument. Allow generation of die with
19115 origin at hand only.
19116 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19117 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19119 (gen_block_die): Fix checking for unused blocks.
19120 (process_scope_var): Break out from .... ; work with origins only.
19121 (decls_for_scope) ... here; process nonlocalized list.
19122 (dwarf2out_ignore_block): Look for nonlocalized vars.
19123 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19125 (dump_scope_block): Dump them.
19126 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19127 (remap_block): Likewise.
19128 (can_be_nonlocal): New predicate.
19129 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19131 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19133 * configure: Regenerate.
19135 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19137 * optc-gen.awk: No need to duplicate option flags twice.
19138 Reuse help texts for duplicate options which do not have any.
19140 * gcc.c (display_help): Document --version.
19142 * gcc.c (main): If print_help_list and verbose_flag, ensure
19143 driver output comes before subprocess output.
19145 * optc-gen.awk: Assign all remaining fields to help string,
19146 space-separated, for multi-line help in *.opt.
19148 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19149 -Wno-pedantic-ms-format is for MinGW targets only.
19151 * doc/options.texi (Option file format): Fix bad indentation,
19152 restoring dropped sentence.
19154 2009-02-28 Jan Hubicka <jh@suse.cz>
19156 * tree-inline.c (tree_function_versioning): Output debug info.
19158 2009-02-28 Jan Hubicka <jh@suse.cz>
19161 * tree-inline.c (setup_one_parameter): Do not copy propagate
19162 arguments when not optimizing.
19164 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19167 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19168 (avx_addsubv4df3): Likewise.
19169 (*avx_addsubv4sf3): Likewise.
19170 (sse3_addsubv4sf3): Likewise.
19171 (*avx_addsubv2df3): Likewise.
19172 (sse3_addsubv2df3): Likewise.
19173 (avx_unpckhps256): Correct item selectors.
19174 (avx_unpcklps256): Likewise.
19175 (avx_unpckhpd256): Likewise.
19176 (avx_unpcklpd256): Likewise.
19178 2009-02-28 Jan Hubicka <jh@suse.cz>
19180 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19182 (copy_arguments_for_versioning): If var is declared don't declare it.
19183 (tree_function_versioning): First setup substitutions and then copy
19186 2009-02-27 Jan Hubicka <jh@suse.cz>
19189 * cgraph.h (varpool_output_debug_info): Remove.
19190 * cgraphunit.c (varpool_output_debug_info): Remove.
19191 * dwarf2out.c (deferred_locations_struct): New struct
19192 (deferred_locations): New type.
19193 (deferred_locations_list): New static var.
19194 (deffer_location): New function.
19195 (gen_variable_die): Use it.
19196 (decls_for_scope): Output info on local static vars.
19197 (dwarf2out_finish): Process deferred locations.
19198 * varpool.c (varpool_output_debug_info): Remove.
19200 2009-02-27 Jan Hubicka <jh@suse.cz>
19203 * tree.h (TREE_PROTECTED): Fix comment.
19204 (BLOCK_HANDLER_BLOCK): Remove.
19205 (struct tree_block): Remove handler_block add body_block.
19206 (inlined_function_outer_scope_p): New.
19207 (is_body_block): Remove.
19208 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19209 * dwarf2out.c (is_inlined_entry_point): Remove.
19210 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19211 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19213 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19214 * gimplify.c (gimplify_expr): Gimplify body blocks.
19215 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19216 block with multiple subblocks.
19217 (dump_scope_block): Prettier output; dump more flags and info.
19218 (dump_scope_blocks): New.
19219 (remove_unused_locals): Use dump_scope_blocks.
19220 * tree-flow.h (dump_scope_blocks): Declare.
19221 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19222 * stmt.c (is_body_block): Remove.
19223 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19224 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19226 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19228 PR middle-end/39308
19229 * graphite.c (graphite_loop_normal_form): Do not call
19230 number_of_iterations_exit from a gcc_assert.
19232 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19234 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19235 jumps if COND is NULL.
19236 (find_cond_jump): New function.
19237 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19238 * config/s390/s390.md: Remove z10_cobra attribute value.
19240 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19242 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19243 force_const_mem returns NULL_RTX.
19245 2009-02-26 Jan Hubicka <jh@suse.cz>
19248 * cgraph.h (varpool_output_debug_info): Remove.
19249 * cgraphunit.c (varpool_output_debug_info): Remove.
19250 * dwarf2out.c (deferred_locations_struct): New struct
19251 (deferred_locations): New type.
19252 (deferred_locations_list): New static var.
19253 (deffer_location): New function.
19254 (gen_variable_die): Use it.
19255 (decls_for_scope): Output info on local static vars.
19256 (dwarf2out_finish): Process deferred locations.
19257 * varpool.c (varpool_output_debug_info): Remove.
19259 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19261 PR rtl-optimization/39241
19262 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19263 to subreg_offset_representable_p.
19265 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19267 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19268 execute function prototype. Get f and nregs from max_reg_num
19269 and get_insns. Remove the first backward pass as it's dead,
19270 guard the forward pass by flag_expensive_optimizations.
19271 (rest_of_handle_regmove): Delete.
19272 (pass_regmove): Replace it with regmove_optimize.
19274 2009-02-25 Martin Jambor <mjambor@suse.cz>
19276 PR tree-optimization/39259
19277 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19278 calls_alloca function flags.
19279 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19280 calls are detected.
19282 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19284 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19285 flags_set_1_rtx, flags_set_1_set): Delete.
19286 (regmove_optimize): Do not call mark_flags_life_zones.
19288 2009-02-24 Julian Brown <julian@codesourcery.com>
19291 * config/arm/arm.c (require_pic_register): Only set
19292 cfun->machine->pic_reg once per function.
19294 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19296 * doc/invoke.texi (Link Options): Document an easier way to pass
19297 options that take arguments to the GNU linker using -Xlinker and -Wl.
19299 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19302 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19304 2009-02-24 Richard Guenther <rguenther@suse.de>
19307 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19309 2009-02-24 Richard Guenther <rguenther@suse.de>
19310 Zdenek Dvorak <ook@ucw.cz>
19312 PR tree-optimization/39233
19313 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19314 from converting them to a generic type.
19316 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19318 PR tree-optimization/39260
19319 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19320 contains a condition with a real type.
19321 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19323 2009-02-23 Jason Merrill <jason@redhat.com>
19326 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19327 narrowing_initializer_constant_valid_p.
19328 (narrowing_initializer_constant_valid_p): Don't return
19329 null_pointer_node for adding a pointer to itself.
19331 2009-02-23 Jan Hubicka <jh@suse.cz>
19334 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19337 2009-02-23 Jan Hubicka <jh@suse.cz>
19339 PR tree-optimization/37709
19340 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19341 * tree.h (block_ultimate_origin): Declare.
19342 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19343 * tree-ssa-live.c (remove_unused_scope_block_p):
19344 Eliminate blocks containig no instructions nor live variables nor
19346 (dump_scope_block): New function.
19347 (remove_unused_locals): Enable removal of dead blocks by default;
19348 enable dumping at TDF_DETAILS.
19350 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19352 * config/i386/i386.c (classify_argument): Don't allow COImode
19354 (function_arg_advance_32): Don't allow OImode.
19355 (function_arg_32): Likewise.
19356 (function_value_32): Likewise.
19357 (return_in_memory_32): Likewise.
19358 (function_arg_64): Remove OImode comment.
19360 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19363 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19364 ix86_expand_vector_set for V4DImode in 64bit mode only.
19365 (ix86_expand_vector_init_one_var): Likewise.
19367 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19369 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19371 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19374 * loop-iv.c: Revert last change.
19375 * emit-rtl.c: Likewise.
19377 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19380 * config/i386/i386.c (type_natural_mode): Remove an extra
19381 space in the warning message.
19382 (function_value_32): Handle 32-byte vector modes.
19383 (return_in_memory_32): Likewise.
19385 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19387 * loop-iv.c (truncate_value): New function.
19388 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19390 (lowpart_subreg): Move to...
19391 * emit-rtl.c: ...here.
19393 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19395 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19396 accidental and undocumented change at revision 140860.
19398 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19400 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19401 take gimple_seq * arguments.
19402 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19403 types_compatible_p langhook.
19405 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19406 Joseph Myers <joseph@codesourcery.com>
19408 * config/arm/arm.c (arm_builtin_va_list): New function.
19409 (arm_expand_builtin_va_start): Likewise.
19410 (arm_gimplify_va_arg_expr): Likewise.
19411 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19412 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19413 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19414 (va_list_type): New variable.
19415 (arm_mangle_type): Mangle va_list_type appropriately.
19417 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19419 PR middle-end/39157
19420 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19421 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19422 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19423 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19424 parameter to 1000 for -O1 by default.
19425 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19427 * loop-invariant.c: Include params.h.
19428 (move_loop_invariants): Don't call move_single_loop_invariants on
19431 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19433 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19434 offset when calculating bounds for indexing stack_usage_map. Fixes
19435 a buffer overflow with certain target setups.
19437 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19440 * calls.c (expand_call): Clear try_tail_call if caller and callee
19441 disagree in promotion of function return value.
19443 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19446 * c-common.c (c_determine_visibility): If visibility changed and
19447 DECL_RTL has been already set, call make_decl_rtl to update symbol
19450 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19453 * varasm.c (assemble_variable): Don't check DECL_NAME when
19454 globalizing a variable.
19456 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19459 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19460 expression before any __builtin_trap call.
19461 * c-typeck.c (build_function_call): Convert and check function
19462 arguments before generating a call to a trap. Evaluate the
19463 function arguments before the trap.
19465 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19468 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19469 (UNSPEC_FXAM_MEM): New unspec.
19470 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19471 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19472 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19474 2009-02-19 Richard Guenther <rguenther@suse.de>
19476 PR tree-optimization/39207
19477 PR tree-optimization/39074
19478 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19479 storedanything_tree): New.
19480 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19481 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19482 (build_succ_graph): Add edges from STOREDANYTHING to all
19484 (init_base_vars): Initialize STOREDANYTHING.
19485 (compute_points_to_sets): Free substitution info after
19486 building the succ graph.
19487 (ipa_pta_execute): Likewise.
19489 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19491 (do_ds_constraint): Do not add to special var or non-pointer
19493 (type_could_have_pointers): Split out from ...
19494 (could_have_pointers): ... here. For arrays use the element type.
19495 (create_variable_info_for): Initialize may_have_pointers.
19496 (new_var_info): Likewise.
19497 (handle_lhs_call): Make the HEAP variable unknown-sized.
19498 (intra_create_variable_infos): Use a type with pointers for
19499 PARM_NOALIAS, make it unknown-sized.
19501 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19504 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19506 2009-02-18 Jason Merrill <jason@redhat.com>
19509 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19510 value if DECL_EXTERNAL.
19511 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19512 * target.h (gcc_target::binds_local_p): Clarify "module".
19513 * tree.h (TREE_PUBLIC): Clarify "module".
19515 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19518 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19519 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19521 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19524 * c.opt (Wabi): Support C and ObjC.
19527 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19529 * config/i386/i386.c (classify_argument): Warn once about the ABI
19530 change when passing union with long double.
19532 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19534 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19537 * c-parser.c (c_parser_compound_statement): Always enter and leave
19540 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19543 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19545 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19547 PR tree-optimization/36922
19548 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19549 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19552 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19554 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19557 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19559 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19561 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19563 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19566 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19567 Richard Sandiford <rdsandiford@googlemail.com>
19569 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19570 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19571 (loongson_biadd): ...this.
19573 2009-02-17 Richard Guenther <rguenther@suse.de>
19575 PR tree-optimization/39202
19576 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19577 a var make sure to follow existing collapses.
19579 2009-02-17 Richard Guenther <rguenther@suse.de>
19581 PR middle-end/39214
19582 * langhooks.c (lhd_print_error_function): Check for NULL block.
19584 2009-02-17 Richard Guenther <rguenther@suse.de>
19586 PR tree-optimization/39204
19587 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19590 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19592 * config/soft-fp/double.h: Update from glibc CVS.
19594 2009-02-17 Richard Guenther <rguenther@suse.de>
19596 PR tree-optimization/39207
19597 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19598 strict-aliasing warnings for pointers pointing to NULL.
19600 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19603 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19604 skipping until next close brace.
19606 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19609 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19610 to function argument boundary.
19612 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19614 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19615 in the lea_add. Reload eventually constraints it properly.
19616 * config/picochip/constraints.md: Remove the target constraint
19617 "b", since it is not needed anymore.
19619 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19621 * gthr-dce.h: Uglify function parameter and local variable names.
19622 * gthr-gnat.h: Likewise.
19623 * gthr-mipssde.h: Likewise.
19624 * gthr-nks.h: Likewise.
19625 * gthr-posix95.h: Likewise.
19626 * gthr-posix.h: Likewise.
19627 * gthr-rtems.h: Likewise.
19628 * gthr-single.h: Likewise.
19629 * gthr-solaris.h: Likewise.
19630 * gthr-tpf.h: Likewise.
19631 * gthr-vxworks.h: Likewise.
19632 * gthr-win32.h: Likewise.
19634 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19637 * config/i386/i386.md: Restrict the new peephole2 to move
19638 between MMX/SSE registers.
19640 2009-02-15 Richard Guenther <rguenther@suse.de>
19643 2009-02-13 Richard Guenther <rguenther@suse.de>
19645 * configure.ac: Enable LFS.
19646 * configure: Re-generate.
19647 * config.in: Likewise.
19649 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19651 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19652 spu_srqwbyte, spu_srqwbytebc): Define.
19653 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19654 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19655 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19656 "shrqby_<mode>"): New insn-and-split patterns.
19657 * config/spu/spu.c (expand_builtin_args): Determine and return
19658 number of operands using spu_builtin_description data.
19659 (spu_expand_builtin_1): Use it.
19661 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19664 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19667 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19670 * config/i386/i386.c (override_options): Correct warning
19671 messages for -malign-loops, -malign-jumps and -malign-functions.
19673 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19676 * config/i386/i386.md: Restrict the new peephole2 to move
19677 between the general purpose registers.
19679 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19682 * config/i386/i386.c (type_natural_mode): Add a new argument.
19683 Return the original mode and warn ABI change if vector size is 32byte.
19684 (function_arg_advance): Updated.
19685 (function_arg): Likewise.
19686 (ix86_function_value): Likewise.
19687 (ix86_return_in_memory): Likewise.
19688 (ix86_sol10_return_in_memory): Likewise.
19689 (ix86_gimplify_va_arg): Likewise.
19690 (function_arg_32): Don't warn ABX ABI change here.
19691 (function_arg_64): Likewise.
19693 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19695 * loop-iv.c (implies_p): In the final case, test that operands 0
19696 of the two comparisons match.
19698 * config/bfin/bfin.c (find_prev_insn_start): New function.
19699 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19700 (find_next_insn_start): Move.
19702 2009-02-13 Richard Guenther <rguenther@suse.de>
19704 * configure.ac: Enable LFS.
19705 * configure: Re-generate.
19706 * config.in: Likewise.
19708 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19711 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19712 sizes on syntax error after some arguments have been parsed.
19714 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19716 * doc/invoke.texi (-fira): Remove.
19718 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19720 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19721 * recog.c: Likewise.
19724 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19726 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19727 (umul_ppmm): Likewise.
19728 (count_leading_zeros): Likewise.
19729 (count_trailing_zeros): Likewise.
19730 (UMUL_TIME): Likewise.
19732 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19734 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19735 soft-fp/t-softfp to tmake_file.
19737 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19738 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19739 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19740 IA64_BUILTIN_INFQ]: New.
19741 (ia64_init_builtins): Initialize __builtin_infq,
19742 __builtin_fabsq and __builtin_copysignq if not HPUX.
19743 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19744 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19746 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19748 (__fixtfti): Likewise.
19749 (__fixunstfti): Likewise.
19750 (__floattitf): Likewise.
19752 * config/ia64/libgcc-glibc.ver: New.
19753 * config/ia64/t-fprules-softfp: Likewise.
19754 * config/ia64/sfp-machine.h: Likewise.
19756 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19757 (LIBGCC2_TF_CEXT): Likewise.
19758 (TF_SIZE): Likewise.
19759 (TARGET_INIT_LIBFUNCS): Likewise.
19761 * config/ia64/t-glibc (SHLINB_MAPFILES):
19762 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19764 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19766 * config/i386/i386.c (construct_container): Rewrite processing
19767 BLKmode with X86_64_SSE_CLASS.
19769 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19772 * config/i386/i386.md: Replace simplify_replace_rtx with
19773 replace_rtx in the new peephole2.
19775 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19777 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19778 loop unrolling do not happen at -O2.
19780 2009-02-12 Michael Matz <matz@suse.de>
19782 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19784 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19786 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19789 2009-02-12 Ben Elliston <bje@au.ibm.com>
19791 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19792 patterns when updating the back chain. Missed in the 2009-02-10
19795 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19797 * doc/extend.texi (Decimal Floating Types): Update identifier of
19798 draft TR and list of missing support.
19800 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19802 PR middle-end/39154
19803 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19804 bit to variable length decl's flags, add it also to its
19805 pointer replacement variable.
19807 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19808 Jakub Jelinek <jakub@redhat.com>
19811 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19812 (memory_blockage): New expander.
19813 (*memory_blockage): New insn pattern.
19814 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19815 instead of general blockage at the end of function prologue when
19816 frame pointer is used to access red zone area. Do not emit blockage
19817 when profiling, it is emitted in generic code.
19818 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19819 function epilogue when frame pointer is used to access red zone area.
19821 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19824 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19825 by arithmetic with memory operands.
19826 * config/i386/predicates.md (commutative_operator): New.
19828 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19830 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19833 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19835 * alias.h (record_alias_subset): Declare.
19836 * alias.c (record_alias_subset): Make global.
19838 2009-02-10 Nick Clifton <nickc@redhat.com>
19840 * tree-parloops.c: Change license to GPLv3.
19841 * ipa-struct-reorg.c: Change license to GPLv3.
19842 * ipa-struct-reorg.h: Change license to GPLv3.
19844 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19847 * c-decl.c (start_struct): Return NULL on error.
19849 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19851 PR middle-end/39124
19852 * cfgloopmanip.c (remove_path): Call remove_bbs after
19853 cancel_loop_tree, not before it.
19856 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19857 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19858 VAR_DECLs were seen.
19859 * tree-ssa-live.c (remove_unused_locals): Recompute
19860 cfun->has_local_explicit_reg_vars.
19861 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19862 copies or clearings if cfun->has_local_explicit_reg_vars.
19864 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19867 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19868 of function prologue when frame pointer is used to access
19871 2009-02-10 Richard Guenther <rguenther@suse.de>
19873 PR middle-end/39127
19874 * gimplify.c (gimple_regimplify_operands): Always look if
19875 we need to create a temporary.
19877 2009-02-10 Richard Guenther <rguenther@suse.de>
19879 PR tree-optimization/39132
19880 * tree-loop-distribution.c (todo): New global var.
19881 (generate_memset_zero): Trigger TODO_rebuild_alias.
19882 (tree_loop_distribution): Return todo.
19884 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19887 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19888 (x86_64_reg_class_name): Removed.
19889 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19890 first one isn't X86_64_SSE_CLASS or any other ones aren't
19891 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19892 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19893 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19894 and 3 X86_64_SSEUP_CLASS.
19895 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19896 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19898 2009-02-10 Ben Elliston <bje@au.ibm.com>
19900 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19901 form instruction to update the stack back chain word, even if the
19902 user has disabled the generation of update instructions.
19903 (movdi_<mode>_update_stack): New.
19904 (movsi_update_stack): Likewise.
19905 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19906 always use an update form instruction to update the stack back
19909 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19911 PR middle-end/38953
19912 * graphite.c (if_region_set_false_region): After moving a region in
19913 the false branch of a condition, remove the empty dummy basic block.
19914 (gloog): Remove wrong fix for PR38953.
19916 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19918 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19919 generation due to implicit sign extension.
19921 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19923 PR middle-end/38981
19924 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19925 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19927 2009-02-09 Richard Guenther <rguenther@suse.de>
19929 PR middle-end/35202
19930 * convert.c (convert_to_real): Disable (float)fn((double)x)
19931 to fnf(x) conversion if errno differences may occur and
19932 -fmath-errno is set.
19934 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19936 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19937 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19938 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19940 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19943 * c-common.c (handle_alias_attribute): Disallow attribute for
19944 anything not a FUNCTION_DECL or VAR_DECL.
19946 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19949 * real.c (do_compare): Special-case compare of zero against
19950 decimal float value.
19952 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19955 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19956 as indicating flexible array members unless the field itself is
19957 being declarared as the incomplete array.
19959 2009-02-06 Jan Hubicka <jh@suse.cz>
19961 PR tree-optimization/38844
19962 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19963 is already inlined.
19965 2009-02-06 Richard Guenther <rguenther@suse.de>
19967 PR middle-end/38977
19968 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19969 fork because we may expand it as __gcov_fork.
19971 2009-02-06 Nick Clifton <nickc@redhat.com>
19973 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19975 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19977 PR tree-optimization/35659
19978 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19979 vn_phi_eq): Shortcut if hashcode does not match.
19980 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19982 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19983 and avoid iterative_hash_expr.
19984 (FOR_EACH_VALUE_ID_IN_SET): New.
19985 (value_id_compare): Remove.
19986 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19987 sort expressions by value id.
19989 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19992 * config/sh/predicates.md (general_movsrc_operand): Don't check
19993 the subreg of system registers here.
19995 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19998 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19999 on the copied decl.
20001 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
20003 PR rtl-optimization/39110
20004 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20005 addresses, not aligned ones.
20007 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20008 Richard Guenther <rguenther@suse.de>
20010 PR tree-optimization/39100
20011 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20012 comment says and add edges.
20014 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20017 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20018 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20020 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20022 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20023 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20024 register_bb_in_sese, new_sese, free_sese): Moved.
20025 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20026 outermost_loop_in_scop, build_scop_iteration_domain,
20027 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20028 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20029 Use loop_in_sese_p instead of loop_in_scop_p.
20030 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20031 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20032 (scopdet_basic_block_info): Fix bug in scop detection.
20033 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20034 eq_loop_to_cloog_loop): Remove.
20035 (nb_loops_around_loop_in_scop, nb_loop
20036 ref_nb_loops): Moved here...
20037 * graphite.h (ref_nb_loops): ... from here.
20038 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20039 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20040 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20041 * testsuite/gcc.dg/graphite/scop-19.c: New
20043 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20044 Hans-Peter Nilsson <hp@axis.com>
20046 PR rtl-optimization/37889
20047 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20048 Move offset handling from PLUS to before the switch. Use new
20049 arguments when considering SYMBOL_REFs too.
20050 (rtx_addr_can_trap_p): Pass dummy offset and size.
20051 (enum may_trap_p_flags): Remove.
20052 (may_trap_p_1): Pass size from MEM_SIZE.
20054 PR rtl-optimization/38921
20055 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20056 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20057 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20058 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20060 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20062 AVX Programming Reference (January, 2009)
20063 * config/i386/sse.md (*vpclmulqdq): New.
20065 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20067 PR tree-optimization/38977
20068 PR gcov-profile/38292
20069 * calls.c (special_function_p): Disregard __builtin_ prefix.
20071 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20073 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20074 non-indexable addresses even before reload.
20076 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20079 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20080 as having variable size. Do not give an error for unnamed
20081 parameters with [*] declarators. Give a warning for type names
20082 with [*] declarators and mark them as variable size.
20083 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20084 for sizeof applied to [*] type names.
20086 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20089 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20091 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20093 * gcc.c (process_command): Update copyright notice dates.
20094 * gcov.c (print_version): Likewise.
20095 * gcov-dump.c (print_version): Likewise.
20096 * mips-tfile.c (main): Likewise.
20097 * mips-tdump.c (main): Likewise.
20099 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20102 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20103 for composite type involving a zero-length array type.
20105 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20108 * function.c (match_asm_constraints_1): Skip over
20109 initial optional % in the constraint.
20111 PR inline-asm/39059
20112 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20113 supported, don't accept FIXED_CSTs.
20114 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20115 and _Sat is used without _Fract/_Accum. Set specs->type to
20116 integer_type_node for cts_fract/cts_accum if fixed point is not
20119 2009-02-02 Catherine Moore <clm@codesourcery.com>
20121 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20123 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20125 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20126 (ABI_HAS_64BIT_SYMBOLS): Use it.
20127 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20129 2009-02-02 Paul Brook <paul@codesourcery.com>
20131 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20133 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20135 PR inline-asm/39058
20136 * recog.h (asm_operand_ok): Add constraints argument.
20137 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20138 recurse on matching constraint.
20139 (check_asm_operands): Pass constraints as 3rd argument to
20140 asm_operand_ok. Don't look up matching constraint here.
20141 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20144 2009-02-02 Ben Elliston <bje@au.ibm.com>
20146 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20147 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20149 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20151 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20152 information. Remove some obsolete information. Reorganize.
20154 * config/pa/fptr.c: Revert license to GPL 2.
20155 * config/pa/milli64.S: Likewise.
20157 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20160 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20161 LIBRARY name in, instead of hard-coding it.
20162 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20163 extra target make frag to tmake_files according to EH model.
20164 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20165 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20166 frags that define makefile variable EH_MODEL appropriately.
20167 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20168 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20169 to "-sjlj" according to type of EH configured.
20170 (LIBGCC_SONAME): Concatenate it to shared library base name.
20171 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20172 to "_sjlj" according to type of EH configured.
20173 (LIBGCC_SONAME): Concatenate it to shared library base name.
20174 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20175 (SHLIB_LINK): Add missing semicolon to if-else construct.
20176 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20177 string value of "pe_dll" command-line option.
20178 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20179 (SHLIB_SONAME): Use it when overriding t-cygming default.
20180 (SHLIB_IMPLIB): Override t-cygming default.
20181 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20182 string value of "pe_dll" command-line option.
20184 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20187 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20188 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20190 2009-01-31 Richard Guenther <rguenther@suse.de>
20192 PR tree-optimization/38937
20193 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20194 computing the transitive closure.
20196 2009-01-30 Richard Guenther <rguenther@suse.de>
20198 PR tree-optimization/39041
20199 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20200 Propagate variable indices only if the types match for this stmt.
20202 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20205 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20206 inline but never defined.
20208 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20210 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20211 (*insv_h_di_reg_extimm): New insn.
20212 (*insv_l<mode>_reg_extimm): New insn.
20214 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20216 * config/picochip/picochip.c (flag_conserve_stack): set
20217 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20218 fconserve-stack. Reduce call-overhead used by inliner.
20220 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20223 * common.opt (flag_conserve_stack): Initialised to zero.
20225 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20228 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20229 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20232 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20234 * ira-color.c (allocno_reload_assign): Update comments.
20235 * regmove.c (regmove_optimize): Likewise.
20239 2009-01-29 Robert Millan <rmh@aybabtu.com>
20241 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20242 * config/i386/kopensolaris-gnu.h: New file. Undefine
20243 `MD_UNWIND_SUPPORT'.
20244 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20246 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20248 PR tree-optimization/39007
20249 * tree-loop-distribution.c (generate_builtin): Use
20250 recompute_dominator to compute the immediate dominator of the
20251 basic block just after the loop.
20253 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20255 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20256 (ASM_OUTPUT_DWARF_PCREL): Define.
20258 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20260 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20261 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20262 global. Modify entries about regmove and IRA.
20264 * ra-conflict.c: Remove the file.
20266 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20268 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20269 (pass_regclass_init): Rename to pass_reginfo_init.
20271 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20273 * toplev.h (flag_ira): Remove.
20275 * caller-save.c (setup_save_areas): Remove flag_ira.
20277 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20279 * global.c: Remove the file.
20281 * opts.c (decode_options): Remove flag_ira.
20283 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20285 * regmove.c: Modify file description.
20286 (find_use_as_address, try_auto_increment): Define them only if
20287 AUTO_INC_DEC is defined.
20288 (replacement_quality, replace_in_call_usage, fixup_match_1,
20289 stable_and_no_regs_but_for_p): Remove.
20290 (reg_set_in_bb): Make it static.
20291 (regmove_optimize): Remove flag_ira and code which worked for
20294 * local-alloc.c: Remove the file.
20296 * common.opt (fira): Remove.
20298 * ira.c: Include except.h.
20299 (eliminable_regset): Move from global.c.
20300 (mark_elimination): Ditto. Remove flag_ira.
20301 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20302 equiv_mem_modified, validate_equiv_mem_from_store,
20303 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20304 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20305 no_equiv, recorded_label_ref): Move from local-alloc.c.
20306 (update_equiv_regs): Ditto. Make it static.
20307 (print_insn_chain, print_insn_chains): Move it from global.c.
20308 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20309 (build_insn_chain): Ditto. Make it static.
20310 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20311 Rename to init_live_subregs.
20312 (gate_ira): Remove flag_ira.
20314 * regclass.c: Rename reginfo.c. Change file description.
20315 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20316 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20317 (init_reg_sets_1): Remove code for evaluation of
20318 reg_class_superclasses and losing_caller_save_reg_set.
20319 (init_regs): Remove init_reg_autoinc.
20320 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20321 ok_for_base_p_nonstrict): Remove.
20322 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20323 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20324 corresponding entries.
20325 (dump_regclass, record_operand_costs, scan_one_insn,
20326 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20327 record_address_regs, auto_inc_dec_reg_p): Remove.
20328 (gt-regclass.h): Rename to gt-reginfo.h.
20330 * rtl.h (dump_global_regs, retry_global_alloc,
20331 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20333 * Makefile.in (RA_H): Remove.
20334 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20335 Rename regclass.o to reginfo.o.
20336 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20338 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20339 (GTFILES): Rename regclass.c to reginfo.c.
20341 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20342 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20344 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20345 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20347 (finish_spills): Ditto. Remove code for !flag_ira.
20349 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20351 PR middle-end/35854
20352 * doc/invoke.texi (rtl debug options): Complete rewrite.
20353 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20355 * mode-switching.c (pass_mode_switching): Rename pass from
20356 "mode-sw" to "mode_sw".
20357 * except.c (pass_convert_to_eh_ranges): Rename pass from
20358 "eh-ranges" to "eh_ranges".
20359 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20363 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20364 Alexander Monakov <amonakov@ispras.ru>
20366 PR middle-end/38857
20367 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20369 (move_exprs_to_boundary): Change return type and pass through
20370 should_move from move_op. Relax assert. Update usage ...
20371 (schedule_expr_on_boundary): ... here. Use should_move instead of
20373 (move_op_orig_expr_found): Indicate that insn was disconnected from
20375 (code_motion_process_successors): Do not call after_merge_succs
20376 callback if original expression was not found when traversing any of
20378 (code_motion_path_driver): Change return type. Update prototype.
20379 (move_op): Update comment. Add a new parameter (should_move). Update
20380 prototype. Set *should_move based on indication provided by
20381 move_op_orig_expr_found.
20383 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20385 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20386 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20387 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20388 * config/rs6000/rs6000.c (rs6000_override_options): Default
20389 avoid-indexed-addresses on for Power6, off for everything else.
20390 (avoiding_indexed_address_p): New function.
20391 (rs6000_legitimize_address): Use it.
20392 (rs6000_legitimate_address): Likewise.
20393 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20395 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20397 PR tree-optimization/38997
20398 * tree-loop-distribution.c (generate_memset_zero): Use
20399 POINTER_PLUS_EXPR for a pointer addition.
20401 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20403 * config/s390/s390.md (bswap<mode>2): New pattern added.
20405 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20407 * config/s390/s390.md (*tls_load_31): Added type attribute.
20409 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20411 * config/s390/s390.md: Fix a few comments.
20413 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20415 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20416 (*tm<mode>_full): Fixed z10prop attribute.
20417 (*tst<mode>_extimm): Fixed z10prop attribute.
20418 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20419 (*tstqiCCT_cconly): Fixed z10prop attribute.
20420 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20421 (*movsi_larl): Fixed z10prop attribute.
20422 (*movsi_zarch): Fixed z10prop attribute.
20423 (*movsi_eas): Fixed z10prop attribute.
20424 (*movhi): Fixed z10prop attribute.
20425 (*movqi): Fixed z10prop attribute.
20426 (*movstrictqi): Fixed z10prop attribute.
20427 (*mov<mode>): Fixed z10prop attribute.
20428 (*movcc): Fixed z10prop attribute.
20429 (*sethighpartdi_64): Fixed z10prop attribute.
20430 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20431 (*negdi2_sign_cc): Fixed z10prop attribute.
20432 (*negdi2_sign): Fixed z10prop attribute.
20433 (*absdi2_sign_cc): Fixed z10prop attribute.
20434 (*absdi2_sign): Fixed z10prop attribute.
20435 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20436 (*negabsdi2_sign): Fixed z10prop attribute.
20437 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20438 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20439 (doloop_si64): Fixed z10prop attribute.
20440 (doloop_si31): Fixed z10prop attribute.
20441 (doloop_long): Fixed z10prop attribute.
20442 (indirect_jump): Fixed z10prop attribute.
20443 (nop): Fixed z10prop attribute.
20444 (main_base_64): Fixed z10prop attribute.
20445 (reload_base_64): Fixed z10prop attribute.
20447 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20449 PR rtl-optimization/38740
20450 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20452 * config/mips/mips.c (mips_reorg): Likewise.
20454 2009-01-28 Richard Guenther <rguenther@suse.de>
20456 PR tree-optimization/38926
20457 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20458 with the correct value id to a value.
20459 (do_regular_insertion): Use the value number of edoubleprime
20460 for the value number of the expr.
20463 2008-08-21 Richard Guenther <rguenther@suse.de>
20465 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20466 a PHI ask VN if it is already available.
20467 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20468 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20470 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20472 PR middle-end/38934
20473 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20474 set to varying whenever max has TREE_OVERFLOW set, similarly
20475 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20477 2009-01-28 Richard Guenther <rguenther@suse.de>
20479 PR middle-end/38908
20480 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20481 uninitialized aggregate uses in call arguments.
20483 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20485 PR tree-optimization/38984
20486 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20487 the nothing_id variable if -fno-delete-null-pointer-checks.
20489 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20492 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20493 (set_got_offset_rex64): Ditto.
20495 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20498 * doc/extend.texi: Improve local variable with asm reg.
20500 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20502 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20503 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20504 was not supplied then set warn_packed_bitfield_compat to the
20505 default value of 1.
20506 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20509 2009-01-27 Richard Guenther <rguenther@suse.de>
20511 PR tree-optimization/38503
20512 * cfgexpand.c (expand_gimple_basic_block): Ignore
20513 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20514 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20515 variables that cannot have TBAA applied.
20516 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20519 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20521 PR middle-end/38969
20522 * calls.c (initialize_argument_information): Do not wrap complex
20523 arguments in SAVE_EXPR.
20525 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20527 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20528 (INSTALL_LIBGCC): Revert typo commit.
20530 2009-01-26 Richard Guenther <rguenther@suse.de>
20532 PR tree-optimization/38745
20533 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20534 from special handling.
20536 2009-01-26 Richard Guenther <rguenther@suse.de>
20538 PR tree-optimization/38745
20539 * tree-ssa.c (execute_update_addresses_taken): Do not include
20540 variables that cannot possibly be a register in not_reg_needs.
20541 Do not clear TREE_ADDRESSABLE on vars that may not become
20543 * tree-ssa.c (update_alias_info_1): Include those in the set
20544 of addressable vars.
20546 2009-01-26 Richard Guenther <rguenther@suse.de>
20548 PR middle-end/38851
20549 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20550 * tree-ssa-dse.c: Include langhooks.h
20551 (execute_simple_dse): Remove stores with zero size.
20553 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20556 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20559 2009-01-24 Julian Brown <julian@codesourcery.com>
20561 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20562 config/arm/linux-atomic.c.
20563 * config/arm/linux-atomic.c: New.
20565 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20567 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20568 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20569 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20571 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20574 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20577 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20579 PR tree-optimization/38953
20580 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20581 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20582 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20583 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20586 2009-01-24 Paul Brook <paul@codesourcery.com>
20588 * config/arm/neon.md (neon_type): Move to arm.md.
20589 (neon_mov<VSTRUCT>): Add neon_type attribute.
20590 * config/arm/arm.md (neon_type): Move to here.
20591 (conds): Add "unconditioal" and use as default for NEON insns.
20593 2009-01-24 Ben Elliston <bje@au.ibm.com>
20595 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20596 void *' warning from -Wc++-compat.
20597 * Makefile.in (dominance.o-warn): Remove.
20599 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20601 PR tree-optimization/38932
20602 * fold-const.c (fold_unary_ignore_overflow): New.
20603 * tree.h (fold_unary_ignore_overflow): Declare.
20604 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20605 * tree-ssa-sccvn.c (visit_reference_op_load,
20606 simplify_unary_expression): Likewise.
20608 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20610 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20611 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20612 regardless of their type.
20613 * c-common.c (handle_packed_attribute): Don't ignore packed on
20615 * c.opt (Wpacked-bitfield-compat): New warning option.
20616 * stor-layout.c (place_field): Warn if offset of a field changed.
20617 * doc/extend.texi (packed): Mention the ABI change.
20618 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20619 (Warning Options): Add it to the list.
20621 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20623 * c-opts.c (c_common_post_options): Fix a typo in comments.
20625 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20627 PR middle-end/38615
20628 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20629 variables to static.
20630 * doc/invoke.texi (-fmerge-all-constants): Update description.
20632 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20635 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20636 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20638 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20640 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20642 (LOCAL_ALIGNMENT): Similarly.
20644 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20645 Joseph Myers <joseph@codesourcery.com>
20647 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20648 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20649 * config/arm/arm-tune.md: Regenerate.
20650 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20653 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20655 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20656 version number to five.
20658 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20661 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20662 * c-common.c (set_underlying_type): Likewise.
20663 (is_typedef_decl ): Likewise
20665 (set_underlying_type): Likewise.
20666 (is_typedef_type): Likewise.
20668 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20670 PR middle-end/38587
20671 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20674 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20677 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20678 (LIBGCC_SPEC): Don't define.
20679 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20681 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20683 PR rtl-optimization/38879
20684 * alias.c (base_alias_check): Unaligned access via AND address can
20685 alias all surrounding object types except those with sizes equal
20686 or wider than the size of unaligned access.
20688 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20691 * c-decl.c (clone_underlying_type): Move this ...
20692 * c-common.c (set_underlying_type): ... here.
20693 Also, make sure the function properly sets TYPE_STUB_DECL() on
20694 the newly created typedef variant type.
20695 (is_typedef_decl ): New entry point.
20696 * tree.h: Added a new member member_types_needing_access_check to
20697 struct tree_decl_non_common.
20698 (set_underlying_type): New entry point.
20699 (is_typedef_type): Likewise.
20701 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20703 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20704 Check whether two instructions have memory references that
20705 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20706 are helper functions for traversing.
20707 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20708 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20709 not to draw dependency edge for instructions with non-conflicting
20712 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20715 * longlong.h: Update copyright years. Use soft-fp license notice.
20716 Sync __clz_tab declaration with glibc.
20718 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20721 * doc/extend.texi (syscall_linkage): New.
20722 (version_id): Modify.
20724 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20725 Richard Guenther <rguenther@suse.de>
20727 PR tree-optimization/38747
20728 PR tree-optimization/38748
20729 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20730 conversion if the base address is an indirect reference and the
20731 aliasing sets could cause issues.
20733 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20735 * common.opt (fgraphite, fgraphite-identity): Add comment for
20736 explaining why these options are not documented.
20738 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20740 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20741 gimple_call_lhs is NULL.
20743 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20746 * emit-rtl.c (adjust_address_1): Make sure memref is never
20749 2009-01-20 Ben Elliston <bje@au.ibm.com>
20751 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20752 const qualifier from arg parameter. Remove unnecessary cast to char *.
20753 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20754 const qualifier from arg 2.
20756 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20758 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20760 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20763 * rtl.h (reinit_regs): New prototype.
20764 * regclass.c: Include ira.h.
20765 (reinit_regs): New.
20766 * Makefile.in (regclass.o): Add ira.h.
20767 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20769 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20772 * c-common.c (handle_aligned_attribute): Use
20773 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20774 default alignment value.
20776 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20778 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20779 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20781 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20782 __BIGGEST_ALIGNMENT__.
20784 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20786 2009-01-18 Richard Guenther <rguenther@suse.de>
20788 PR tree-optimization/38819
20789 * tree-flow.h (operation_could_trap_helper_p): Declare.
20790 * tree-eh.c (operation_could_trap_helper_p): Export.
20791 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20792 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20793 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20794 are about to insert a possibly trapping instruction and fail
20797 2009-01-18 Andreas Schwab <schwab@suse.de>
20799 * doc/install.texi (Configuration): Remove obsolete paragraph
20800 about use of --with-gnu-ld with --with-gnu-as.
20802 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20804 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20805 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20806 Follow spelling conventions.
20808 2009-01-18 Ben Elliston <bje@au.ibm.com>
20810 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20811 C++ warning about implicit conversion from void * to struct
20813 (bitmap_obstack_free): Likewise for bitmap_element *.
20814 * Makefile.in (bitmap.o-warn): Remove.
20816 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20818 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20820 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20821 Tobias Grosser <tobi.grosser@amd.com>
20823 * graphite.c (graphite_trans_scop_block): Do not block single
20826 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20828 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20829 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20830 test with assertion.
20832 2009-01-16 Richard Guenther <rguenther@suse.de>
20834 PR tree-optimization/38835
20835 PR middle-end/36227
20836 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20837 and INT + PTR -> (INT)(PTR p+ INT) folding.
20838 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20840 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20843 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20844 the subreg from a lowpart subreg if it is also casting the value.
20846 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20847 Tobias Grosser <tobi.grosser@amd.com>
20849 * graphite.c (compare_prefix_loops): New.
20850 (build_scop_canonical_schedules): Rewritten.
20851 (graphite_transform_loops): Move build_scop_canonical_schedules
20852 after build_scop_iteration_domain.
20854 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20855 Tobias Grosser <tobi.grosser@amd.com>
20857 * graphite.c (add_conditions_to_domain): Add the loops to
20858 the dimension of the iteration domain. Do copy the domain
20859 only when it exists.
20860 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20861 (add_conditions_to_constraints): New.
20862 (can_generate_code_stmt, can_generate_code): Removed.
20863 (gloog): Do not call can_generate_code.
20864 (graphite_transform_loops): Call add_conditions_to_constraints
20865 after building the iteration domain.
20867 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20869 PR tree-optimization/38789
20870 * tree-ssa-threadedge.c
20871 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20872 __builtin_constant_p.
20874 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20876 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20877 examined before deleting them.
20879 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20881 * function.c (aggregate_value_p): Correctly extract the function
20882 type from CALL_EXPR_FN lookup.
20884 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20886 * config/picochip/picochip.c (picochip_override_options): Revert
20887 CFI asm flag disable commited previously.
20889 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20890 Tobias Grosser <tobi.grosser@amd.com>
20891 Jan Sjodin <jan.sjodin@amd.com>
20893 * graphite.c (scan_tree_for_params): On substractions negate
20894 all the coefficients of the term.
20895 (clast_to_gcc_expression_red): New. Handle reduction expressions
20896 of more than two operands.
20897 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20898 (get_vdef_before_scop): Handle also the case of default definitions.
20900 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20902 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20903 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20904 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20906 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20907 Joey Ye <joey.ye@intel.com>
20909 PR middle-end/37843
20910 * cfgexpand.c (expand_stack_alignment): Don't update stack
20911 boundary nor check incoming stack boundary here.
20912 (gimple_expand_cfg): Update stack boundary and check incoming
20913 stack boundary here.
20915 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20917 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20919 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20921 PR rtl-optimization/38245
20922 * calls.c (expand_call): Add stack arguments to
20923 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20924 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20925 in regs and partially in memory or BLKmode arguments.
20926 (emit_library_call_value_1): Add stack arguments to
20927 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20928 ACCUMULATE_OUTGOING_ARGS).
20929 * dce.c: Include tm_p.h.
20930 (find_call_stack_args): New function.
20931 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20933 (mark_insn): Call find_call_stack_args for CALL_Ps.
20934 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20935 forwards. Allocate and free arg_stores bitmap if needed, pass it
20936 down to deletable_insn_p, don't mark stores set in arg_stores
20937 bitmap, clear the bitmap at the beginning of each bb.
20938 * Makefile.in (dce.o): Depend on $(TM_P_H).
20940 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20943 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20944 to make sure the insn is a conditional test (bug 22599). Reformat a
20947 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20949 PR middle-end/38431
20950 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20951 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20952 (gloog): Do not call cleanup_tree_cfg.
20953 (graphite_transform_loops): Call cleanup_tree_cfg after all
20954 scops have been code generated.
20956 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20957 * doc/gty.texi (Invoking the garbage collector): Added new node
20958 and section documenting ggc_collect.
20960 2009-01-14 Richard Guenther <rguenther@suse.de>
20962 PR tree-optimization/38826
20963 PR middle-end/38477
20964 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20965 initialization notes only if we actually emitted a warning.
20966 (intra_create_variable_infos): Add constraints for a result decl
20967 that is passed by hidden reference.
20968 (build_pred_graph): Mark all related variables non-direct on
20971 2009-01-14 Nick Clifton <nickc@redhat.com>
20973 * ira-conflicts.c: Include addresses.h for the definition of
20975 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20976 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20978 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20981 * Makefile.in (ira-lives.o): Add except.h.
20983 * ira-lives.c: Include except.h.
20984 (process_bb_node_lives): Process can_throw_internal.
20986 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20988 PR rtl-optimization/38774
20989 * combine.c (simplify_set): When undoing cc_use change, don't do
20990 PUT_CODE on the newly created comparison, but instead put back the
20993 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20995 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20996 values. Remove duplicate arm8 entry.
20998 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21000 PR tree-optimization/38786
21001 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
21002 the SSA_NAME case of expand_scalar_variables_expr.
21003 Set the type of an expression to the type of its assign statement.
21004 (expand_scalar_variables_expr): Also gather the scalar computation
21005 used to index the memory access. Do not pass loop_p.
21006 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
21007 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
21008 the gimple_stmt_iterator where it inserts new code.
21009 Do not pass loop_p.
21010 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21011 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21013 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21015 * graphite.h (debug_value): Removed.
21016 * graphite.c (debug_value): Removed.
21018 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21020 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21021 ldrd/strd with two 32-bit instructions.
21023 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21025 * config/arm/arm.c (struct processors): Pass for speed down into
21026 cost helper functions.
21027 (const_ok_for_op): Handle COMPARE and inequality nodes.
21028 (arm_rtx_costs_1): Rewrite.
21029 (arm_size_rtx_costs): Update prototype.
21030 (arm_rtx_costs): Pass speed down to helper functions.
21031 (arm_slowmul_rtx_costs): Rework cost calculations.
21032 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21033 (arm_9e_rtx_costs): Likewise.
21035 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21037 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21038 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21039 (alpha_legitimize_address): Do not split local symbols wider than
21040 UNITS_PER_WORD into HIGH/LO_SUM parts.
21042 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21045 * gcc.c (process_command): Replace call to execvp with calls
21046 to pex_one and exit.
21048 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21051 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21052 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21053 variant for devices with 3-byte PC.
21054 (__tablejump_elpm__): New.
21056 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21059 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21060 offsetof member-designator, handle it as `[0].'.
21062 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21064 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21065 function when not using named sections on targets with named sections
21066 if branch distance is less than 262132.
21068 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21070 * combine.c (combine_instructions): Recompute
21071 optimize_this_for_speed_p for each BB in the main combine loop.
21073 2009-01-12 Tomas Bily <tbily@suse.cz>
21076 * tree-loop-distribution.c (prop_phis): New function.
21077 (generate_builtin): Call prop_phis.
21078 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21080 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21082 PR tree-optimization/38807
21083 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21084 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21086 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21088 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21089 subreg of op0 to the original op0.
21091 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21093 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21095 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21098 * mips-tfile.c (parse_def): Fix parsing of def strings
21099 starting with digits.
21101 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21104 * config/arm/arm.c (arm_is_long_call_p): Don't call
21105 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21107 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21109 * regrename.c (regrename_optimize): Fix dumping.
21110 (find_oldest_value_reg): Preserve REG_POINTER.
21111 (copy_hardreg_forward_1): Likewise.
21113 2009-01-09 Diego Novillo <dnovillo@google.com>
21115 * gimple.h (struct gimple_statement_base) <uid>: Document
21116 the restrictions on its use.
21117 (gimple_uid): Tidy.
21118 (gimple_set_uid): Tidy.
21120 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21122 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21123 zero guard even if align_bytes != 0 and count is smaller than
21126 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21128 PR rtl-optimization/38495
21129 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21130 (add_range_and_copies_from_move_list): Print all added ranges.
21131 Add ranges to memory optimized destination.
21133 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21137 * config/i386/i386.c (override_options): Reject
21138 -mstringop-strategy=rep_8byte with -m32.
21139 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21140 to 1. Do count comparison against epilogue_size_needed at compile
21141 time even when count_exp was constant forced into register. For
21142 size_needed don't jump to epilogue, instead just avoid aligning
21143 and invoke the body algorithm. If need_zero_guard, add zero guard
21144 even if count is non-zero, but smaller than size_needed + number of
21145 bytes that could be stored for alignment.
21146 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21147 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21148 but smaller than size_needed + number of bytes that could be stored
21149 for alignment. Compare size_needed with epilogue_size_needed instead
21150 of desired_align - align, don't adjust size_needed, pass
21151 epilogue_size_needed to the epilogue expanders.
21154 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21156 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21158 * pa.c (last_address): Change to unsigned.
21159 (update_total_code_bytes): Change argument to unsigned. Don't
21160 check if insn addresses are set.
21161 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21162 addresses are not set.
21163 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21165 2009-01-09 Nick Clifton <nickc@redhat.com>
21167 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21168 DECL_DECLARED_INLINE_P.
21170 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21172 PR middle-end/38347
21173 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21174 GET_MODE (op0) in operand_subword_force calls.
21176 PR middle-end/38771
21177 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21178 fold_convert arg0 operands to TREE_TYPE (op0) first.
21180 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21182 * params.def (ira-max-conflict-table-size): Decrease default value
21185 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21187 PR tree-optimization/37031
21188 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21190 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21191 allocate it using gc instead of heap, use VEC_quick_push instead of
21193 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21194 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21195 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21196 allocated vector from heap allocated.
21197 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21198 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21199 vector only after perfect_loop_nest_depth call.
21201 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21202 Jan Sjodin <jan.sjodin@amd.com>
21204 PR tree-optimization/38559
21205 * graphite.c (debug_value, copy_constraint,
21206 swap_constraint_variables, scale_constraint_variable, ): New.
21207 (get_lower_bound, get_upper_bound): Removed.
21208 (graphite_trans_bb_strip_mine): Clean up this code that works
21209 only for constant number of iterations. Fully copy upper and
21210 lower bound constraints, not only the constant part of them.
21211 * graphite.h (debug_value): Declared.
21213 2009-01-08 Ira Rosen <irar@il.ibm.com>
21215 PR tree-optimization/37194
21216 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21217 Don't add the cost of cost model guard in prologue to scalar
21218 outside cost in case of known number of iterations.
21220 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21221 Alan Modra <amodra@bigpond.net.au>
21223 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21224 non-word-aligned REG+CONST addressing.
21226 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21229 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21230 free_after_compilation when outputting a thunk.
21231 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21232 Do not call free_after_compilation here.
21234 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21236 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21237 (ix86_valid_target_attribute_inner_p): Ditto.
21239 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21241 PR tree-optimization/38492
21242 PR tree-optimization/38498
21243 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21244 * tree-chrec.h (scev_is_linear_expression): Declared.
21245 * graphite.c (graphite_cannot_represent_loop_niter): New.
21246 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21247 (graphite_loop_normal_form): Use gcc_assert.
21248 (scan_tree_for_params): Use CASE_CONVERT.
21249 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21250 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21251 Use gcc_assert. Discard scops that contain unhandled cases.
21252 (build_scop_conditions): Return a boolean status for unhandled cases.
21253 (strip_mine_profitable_p): Print the loop number, not its depth.
21254 (is_interchange_valid): Pass the depth of the loop nest, don't
21255 recompute it wrongly.
21256 (graphite_trans_bb_block): Same.
21257 (graphite_trans_bb_block): Print tentative of loop blocking.
21258 (graphite_trans_scop_block): Do not print that the loop has been
21260 (graphite_transform_loops): Do not handle scops that contain condition
21263 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21265 AVX Programming Reference (December, 2008)
21266 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21267 (_mm256_stream_pd): Likewise.
21268 (_mm256_stream_ps): Likewise.
21270 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21271 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21272 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21273 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21274 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21275 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21276 (ix86_expand_special_args_builtin): Likewise.
21278 * config/i386/sse.md (AVXMODEDI): New.
21279 (avx_movnt<mode>): Likewise.
21280 (avx_movnt<mode>): Likewise.
21281 (<sse>_movnt<mode>): Remove AVX support.
21282 (sse2_movntv2di): Likewise.
21284 2009-01-07 Richard Guenther <rguenther@suse.de>
21286 PR middle-end/38751
21287 * fold-const.c (extract_muldiv): Remove obsolete comment.
21288 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21289 to PLUS_EXPR canonicalization for the canonicalization.
21291 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21293 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21294 hosted cross-compilers generating less efficient code.
21296 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21298 * function.h (rtl_data): Add a dbr_scheduled_p field.
21299 * reorg.c (dbr_schedule): Set it.
21300 (gate_handle_delay_slots): Check it.
21301 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21302 (mips_reorg): Check flag_delayed_branch instead of
21303 mips_base_delayed_branch.
21304 (mips_override_options): Don't set mips_base_delayed_branch
21305 or flag_delayed_branch.
21307 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21309 PR rtl-optimization/38426.
21310 * ira.c (ira): Set current_function_is_leaf earlier.
21312 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21314 PR rtl-optimization/38722
21315 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21316 too early, only set a flag and modify after last possible
21319 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21322 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21323 * real.c (decimal_single_format): Correct values of emin and emax.
21324 (decimal_double_format): Ditto.
21325 (decimal_quad_format): Ditto.
21326 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21327 computation of DECnn_MIN and DECnn_MAX for corrected values of
21328 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21329 __DECnn_MIN__, and adjust its computation for the corrected value
21332 2009-01-06 Jan Hubicka <jh@suse.cz>
21335 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21337 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21339 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21340 Add Robert Clark to the list of testers.
21342 2009-01-06 Jan Hubicka <jh@suse.cz>
21343 Kai Tietz <kai.tietz@onevision.com>
21345 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21346 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21348 2009-01-06 Jan Hubicka <jh@suse.cz>
21349 Kai Tietz <kai.tietz@onevision.com>
21351 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21353 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21354 (ix86_nsaved_regs): Count only general purpose regs.
21355 (ix86_nsaved_sseregs): New.
21356 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21357 to 16 for w64; compute padding and size of sse reg save area.
21358 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21359 general purpose regs.
21360 (ix86_emit_save_sse_regs_using_mov): New.
21361 (ix86_expand_prologue): Save SSE regs if needed.
21362 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21363 (ix86_emit_restore_sse_regs_using_mov): New.
21364 (ix86_expand_epilogue): Save SSE regs if needed.
21366 2009-01-06 Jan Hubicka <jh@suse.cz>
21367 Kai Tietz <kai.tietz@onevision.com>
21369 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21370 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21371 functions when accumulate outgoing args is off.
21373 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21376 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21377 before using pseudos_have_intersected_live_ranges_p.
21379 * ira-int.h (ira_assert): Always define.
21381 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21383 AVX Programming Reference (December, 2008)
21384 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21385 (_mm256_permute2_pd): Likewise.
21386 (_mm_permute2_ps): Likewise.
21387 (_mm256_permute2_ps): Likewise.
21388 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21389 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21391 * config/i386/i386.c (ix86_builtins): Remove
21392 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21393 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21394 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21395 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21396 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21397 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21398 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21399 __builtin_ia32_vpermil2ps256.
21400 (ix86_init_mmx_sse_builtins): Updated.
21401 (ix86_expand_args_builtin): Likewise.
21403 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21405 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21406 long absolute calls when generating PA 2.0 code.
21408 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21410 PR rtl-optimization/38583
21411 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21413 * params.def (ira-max-conflict-table-size): New.
21415 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21417 * ira.h (ira_conflicts_p): New external definition.
21419 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21420 table. Report this. Return result of building.
21421 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21422 building conflict table.
21424 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21425 (ira_color): Use ira_conflicts_p.
21427 * global.c: Include ira.h.
21428 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21431 * Makefile.in (global.o): Add ira.h.
21433 * ira-build.c (mark_all_loops_for_removal,
21434 propagate_some_info_from_allocno): New.
21435 (remove_unnecessary_allocnos): Call
21436 propagate_some_info_from_allocno.
21437 (remove_low_level_allocnos): New.
21438 (remove_unnecessary_regions): Add parameter. Call
21439 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21440 parameter to remove_unnecessary_regions.
21441 (ira_build): Remove all regions but root if the conflict table was
21442 not built. Update conflict hard regs for allocnos crossing calls.
21444 * ira.c (ira_conflicts_p): New global.
21445 (ira): Define and use ira_conflicts_p.
21447 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21448 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21449 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21451 2009-01-06 Ben Elliston <bje@au.ibm.com>
21453 * gengtype-lex.l (YY_NO_INPUT): Define.
21455 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21458 * c-common.c (handle_vector_size_attribute): Also reject
21459 BOOLEAN_TYPE types.
21461 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21463 PR tree-optimization/38492
21464 * graphite.c (rename_map_elt, debug_rename_elt,
21465 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21466 rename_map_elt_info, eq_rename_map_elts,
21467 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21468 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21469 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21470 (sese_build_livein_liveouts): New.
21471 (new_sese, free_sese): New.
21472 (new_scop): Call new_sese.
21473 (free_scop): Call free_sese.
21474 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21475 (register_old_new_names): Renamed register_old_and_new_names.
21476 (register_scop_liveout_renames, add_loop_exit_phis,
21477 insert_loop_close_phis, struct igp,
21478 default_liveout_before_guard, add_guard_exit_phis,
21479 insert_guard_phis, copy_renames): New.
21480 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21481 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21482 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21483 (scop_adjust_phis_for_liveouts): New.
21484 (gloog): Call scop_adjust_phis_for_liveouts.
21486 * graphite.h (struct sese): Documented. Added fields liveout,
21487 num_ver and livein.
21488 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21489 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21490 (struct scop): Added field liveout_renames.
21491 (SCOP_LIVEOUT_RENAMES): New.
21493 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21495 PR tree-optimization/38510
21496 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21497 (translate_clast): Call recompute_all_dominators before
21499 (gloog): Call recompute_all_dominators before graphite_verify.
21501 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21502 Jan Sjodin <jan.sjodin@amd.com>
21504 PR tree-optimization/38500
21505 * graphite.c (create_sese_edges): Call fix_loop_structure after
21508 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21510 * config.gcc: Add m32r*-*-rtems*.
21511 * config/m32r/rtems.h: New file.
21513 2009-01-05 Ben Elliston <bje@au.ibm.com>
21515 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21516 (.po.pox): Likewise.
21517 (po/gcc.pot): Likewise.
21519 2009-01-04 David S. Miller <davem@davemloft.net>
21521 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21522 (STARTING_FRAME_OFFSET): Always set to zero.
21524 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21526 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21527 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21528 fixed-point types, and vectors of the same.
21530 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21532 * config/mips/sync.md (*mb_barrier): Rename to...
21533 (*memory_barrier): ...this.
21535 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21537 * doc/extend.texi (Function Attributes): Move @cindex after @item
21538 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21539 and put in alphabetical order. Fix 'target' name and put in order.
21540 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21543 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21545 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21546 (memory_barrier): Expand as unspec instead of unspec_volatile.
21547 Remove mem:BLK from insn operands. Use Pmode scratch register.
21548 (*memory_barrier): Define as unspec instead of unspec_volatile.
21549 Use (match_dup 0) as input operand.
21551 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21552 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21553 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21554 scratch register. Remove operand 1.
21555 (*stbar): Define as unspec instead of unspec_volatile.
21556 Use (match_dup 0) as input operand, remove (const_int 8).
21557 (*membar): Define as unspec instead of unspec_volatile.
21558 Use (match_dup 0) as input operand, remove input operand 2.
21560 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21561 (memory_barrier): Expand as unspec instead of unspec_volatile.
21562 Remove mem:BLK from insn operands. Use Pmode scratch register.
21563 (*memory_barrier): Define as unspec instead of unspec_volatile.
21564 Use (match_dup 0) as input operand.
21566 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21567 Remove mem:BLK from insn operands. Use Pmode scratch register.
21568 Set volatile flag on operand 0.
21569 (*memory_barrier): New insn pattern.
21571 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21573 (*memory_barrier): Use (match_dup 0) as input operand.
21575 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21576 Remove mem:BLK from insn operands. Use Pmode scratch register.
21577 Set volatile flag on operand 0.
21578 (*mb_internal): New insn pattern.
21580 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21582 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21584 PR middle-end/38586
21585 * function.c (struct temp_slot): Move to the section of the file
21586 that deals with temp slots. Remove field 'address'.
21587 (temp_slot_address_table): New hash table of address -> temp slot.
21588 (struct temp_slot_address_entry): New struct, items for the table.
21589 (temp_slot_address_compute_hash, temp_slot_address_hash,
21590 temp_slot_address_eq, insert_temp_slot_address): Support functions
21592 (find_temp_slot_from_address): Rewrite to use the new hash table.
21593 (remove_unused_temp_slot_addresses): Remove addresses of temp
21594 slots that have been made available.
21595 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21596 worker function for remove_unused_temp_slot_addresses.
21597 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21598 Add the temp slot address to the address -> temp slot map.
21599 (update_temp_slot_address): Update via insert_temp_slot_address.
21600 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21601 (pop_temp_slots): Likewise.
21602 (init_temp_slots): Allocate the address -> temp slot map, or empty
21603 the map if it is already allocated.
21604 (prepare_function_start): Initialize temp slot processing.
21606 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21608 PR middle-end/38584
21609 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21610 Calculate the size of all stack vars assuming no packing of stack
21611 vars will happen, replacing a quadratic algorithm with a linear one.
21613 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21616 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21619 2009-01-03 Diego Novillo <dnovillo@google.com>
21621 * doc/contrib.texi: Update contributions.
21623 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21626 * builtins.c (fold_builtin_memory_op): Give up if either operand
21627 is volatile. Set srctype or desttype to non-qualified version
21631 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21632 and FUNCTION_DECLs.
21634 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21636 PR rtl-optimization/35805
21637 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21638 problem if fast dce is able to remove any instructions.
21639 * dce.c (dce_process_block): Fix dump message.
21641 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21644 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21646 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21648 PR middle-end/38690
21649 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21650 * tree-pretty-print.c (op_code_prio): New function.
21651 (op_prio): No longer static. Use op_code_prio.
21652 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21653 Use op_prio and op_code_prio to determine if () should be
21654 printed around operand(s) or not.
21656 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21657 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21658 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21659 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21660 pp_character instead of pp_string for single letter printing.
21662 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21664 * doc/extend.texi: Fix '#pragma GCC option' typo.
21666 2009-01-02 Richard Guenther <rguenther@suse.de>
21668 * doc/install.texi (--enable-checking): Mention different
21669 default for stage1.
21670 (--enable-stage1-checking): Document.
21672 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21674 PR middle-end/30142
21675 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21676 case to be an error.
21678 2009-01-02 Ben Elliston <bje@au.ibm.com>
21680 * config/fp-bit.h (pack_d): Constify argument.
21681 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21682 (isnan): Constify argument.
21684 (iszero): Likewise.
21685 (pack_d): Likewise.
21686 (_fpadd_parts): Constify return type.
21687 (_fpmul_parts): Likewise.
21688 (_fpdiv_parts): Likewise.
21690 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21693 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21694 warn about overwriting initializer with side-effects or
21695 -Woverride-init if !IMPLICIT.
21696 (output_init_element): Likewise. Pass IMPLICIT down to
21698 (process_init_element): Add IMPLICIT argument. Pass it down
21699 to output_init_element.
21700 (push_init_element, pop_init_level, set_designator): Adjust
21701 process_init_element callers.
21702 (set_nonincremental_init, set_nonincremental_init_from_string):
21703 Adjust add_pending_init callers.
21704 (output_pending_init_elements): Adjust output_init_element callers.
21705 * c-tree.h (process_init_element): Adjust prototype.
21706 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21707 process_init_element callers.
21710 Copyright (C) 2009 Free Software Foundation, Inc.
21712 Copying and distribution of this file, with or without modification,
21713 are permitted in any medium without royalty provided the copyright
21714 notice and this notice are preserved.