1 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
3 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4 (process_command): Don't search standard_exec_prefix_1 and
5 standard_exec_prefix_2.
7 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9 * config/arm/arm.c (output_return_instruction): Handle for
12 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
16 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
19 (*arm_movdf_vfp): Likewise.
21 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
24 (vashr<mode>3): Rename from ashr<mode>3.
25 (vlshr<mode>3): Rename from lshr<mode>3.
27 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
30 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
31 (check_format_info_main): Use scalar_identify_flag.
32 (check_format_types): Check for scalar size identity if
33 scalar_identify_flag is set.
34 (printf_length_specs): Extend by new field.
35 (asm_fprintf_length_specs): Likewise.
36 (gcc_diag_length_specs): Likewise.
37 (scanf_length_specs): Likewise.
38 (strfmon_length_specs): Likewise.
39 (gcc_gfc_length_specs): Likewise.
40 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
41 (ms_printf_flag_specs): Likewise.
42 * c-format.h (format_length_info): Add new member scalar_identity_flag.
44 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
47 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
48 (*call_value_pop_1): Ditto.
49 (*sibcall_pop_1): New insn pattern.
50 (*sibcall_value_pop_1): Ditto.
52 2009-08-23 Alan Modra <amodra@bigpond.net.au>
55 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
58 2009-08-23 Alan Modra <amodra@bigpond.net.au>
61 * fwprop.c (try_fwprop_subst): Allow multiple sets.
62 (get_reg_use_in): New function.
63 (forward_propagate_subreg): Propagate through subreg of zero_extend
66 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
68 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
69 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
71 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
73 * configure.ac: Remove --with-datarootdir, --with-docdir,
74 --with-htmldir switches. No need to call AC_SUBST for
75 datarootdir, docdir, htmldir any more.
76 * configure: Regenerate.
77 * doc/install.texi (Configuration): Document --datarootdir,
78 --docdir, --htmldir, --pdfdir; update documentation for
80 (Prerequisites): Bump Autoconf version to 2.64, Automake to
83 * aclocal.m4: Regenerate.
84 * config.in: Regenerate.
85 * configure: Regenerate.
87 2009-08-21 Douglas B Rupp <rupp@gnat.com>
88 Olivier Hainque <hainque@adacore.com>
90 * config/ia64/ia64.c: Include libfuncs.h.
91 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
92 (ia64_expand_call): Use reg 25 on VMS.
93 (ia64_initialize_trampoline): Fix for VMS ABI.
94 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
95 (ia64_function_arg): Initialize reg 25 on VMS.
96 Fix OpenVMS ABI issues for varargs.
97 For OpenVMS, emit the Argument Information register set in the
98 incoming/sibcall case as well.
99 (ia64_arg_type): New function.
100 (ia64_function_arg_advance): Keep track of cum->words.
101 Fix OpenVMS ABI issues for varargs.
102 (ia64_function_value): On VMS, promote mode of non-aggregate types.
103 (ia64_override_options): Set flag_no_common on VMS.
104 (ia64_init_builtins): Disable FWRITE builtin.
105 (ia64_asm_output_external): Call DO_CRTL_NAMES.
106 (ia64_vms_init_libfuncs): Add decc$ routines.
107 (ia64_vms_valid_pointer_mode): New function.
108 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
109 (ia64_promote_function_mode): New function
110 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
111 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
112 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
113 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
114 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
115 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
116 Suppress trailing '#' if VALUE is numeric.
117 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
118 ia64_promote_function_mode.
119 (TARGET_VALID_POINTER_MODE): Define.
121 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
124 * config/rs6000/rs6000.c (rs6000_override_options): Use
125 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
128 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
129 reporting of vector + decimal/boolean/complex error.
131 2009-08-21 Jakub Jelinek <jakub@redhat.com>
133 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
134 __vector double TYPE_DECL.
136 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
138 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
139 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
140 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
141 to pointer to enum machine_mode. Update all callers as needed.
143 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
145 * config/alpha/alpha.md (exception_receiver): Emit alternative
146 GP load sequence if flag_reorder_blocks_and_partition is set.
147 (*exception_receiver_2): Also enable when
148 flag_reorder_blocks_and_partition is set.
150 2009-08-20 Matt Rice <ratmice@gmail.com>
151 Diego Novillo <dnovillo@google.com>
153 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
156 2009-08-20 Richard Guenther <rguenther@suse.de>
158 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
159 * c-tree.h (c_dup_lang_specific_decl): Remove.
160 (struct lang_decl, struct lang_type): Move definitions ...
161 * c-lang.h: ... here. New file.
162 * c-decl.c: Include c-lang.h.
163 (c_dup_lang_specific_decl): Remove.
164 * c-typeck.c: Include c-lang.h.
165 * Makefile.in (c-decl.o): Add c-lang.h dependency.
166 (c-typeck.o): Likewise.
167 * c-config-lang.in (gtfiles): Add c-lang.h.
168 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
171 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
173 * config/alpha/alpha.c (alpha_end_function): Do not clear
174 crtl->emit structure and free insn locators if cfun->is_thunk is true,
175 this is now handled in generic code.
177 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
179 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
180 (s390_z10_fix_long_loop_prediction): New function.
181 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
182 (s390_reorg): Walk over the INSNs and invoke
183 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
185 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
187 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
188 "*brx_64bit", "*brx_31bit"): New patterns.
189 * config/s390/s390.c ('E'): New output modifier.
191 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
192 Richard Earnshaw <richard.earnshaw@arm.com>
194 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
195 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
197 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
199 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
201 * pa.c (emit_move_sequence): Check if address of operand1 is valid
202 for mode mode of operand0 when doing secondary reload for SAR.
204 2009-08-19 Jakub Jelinek <jakub@redhat.com>
207 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
208 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
210 2009-08-19 Jason Merrill <jason@redhat.com>
212 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
213 supported template depth in C++0x.
215 2009-08-19 Jakub Jelinek <jakub@redhat.com>
217 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
218 free_after_compilation.
219 * config/score/score7.c (score7_output_mi_thunk): Likewise.
220 * config/score/score3.c (score3_output_mi_thunk): Likewise.
221 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
222 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
223 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
224 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
225 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
227 2009-08-19 Ian Lance Taylor <iant@google.com>
229 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
230 of (plus (mult (neg B) C) A).
232 2009-08-18 Michael Matz <matz@suse.de>
234 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
235 instead of comparing TYPE_MAIN_VARIANT for equality.
236 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
237 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
238 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
239 * gimplify.c (goa_lhs_expr_p): Ditto and use
240 STRIP_USELESS_TYPE_CONVERSION.
242 2009-08-18 Michael Matz <matz@suse.de>
244 * tree-ssa-structalias.c (create_variable_info_for): Also mark
245 first field in a struct.
246 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
248 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
250 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
251 locators before emit_insn is called. Remove assert that
253 (alpha_end_function): Clear crtl->emit structure and free insn
254 locators if cfun->is_thunk is true.
256 2009-08-18 Jason Merrill <jason@redhat.com>
258 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
260 * configure.ac: Test for it.
261 * configure, config.in: Regenerate.
262 * doc/install.texi: Document --enable-gnu-unique-object.
264 2009-08-18 Richard Guenther <rguenther@suse.de>
267 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
268 pow(x,y*z) only if x is nonnegative.
270 2009-08-18 Jakub Jelinek <jakub@redhat.com>
272 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
276 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
277 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
279 2009-08-17 DJ Delorie <dj@redhat.com>
281 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
282 * config/m32c/prologue.md (epilogue_freit): New.
284 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
285 (bank_switch_p): Likewise.
286 (fast_interrupt_p): Likewise.
287 (interrupt_p): Likewise.
288 (m32c_conditional_register_usage): Round memregs size up.
289 (need_to_save): We only need to save $a0 when we use ENTER.
290 (interrupt_p): Check for fast_interrupt too.
291 (bank_switch_p): New.
292 (fast_interrupt_p): New.
293 (m32c_attribute_table): Add bank_switch and fast_interrupt.
294 (m32c_emit_prolog): Support bank switching and fast interrupts.
295 * doc/extend.texi (Function Attributes): Add bank_switch and
298 2009-08-17 Douglas B Rupp <rupp@gnat.com>
300 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
301 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
303 2009-08-16 Douglas B Rupp <rupp@gnat.com>
305 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
306 (menu): Add IA-64/VMS Options.
307 (IA-64/VMS Options): Likewise.
309 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
312 * config/mips/mips.md (*lwxs): Use :P for pointer values.
314 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
316 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
317 (mips_pop_asm_switch): Likewise.
318 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
320 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
321 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
322 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
323 (mips_print_operand_punctuation): Use them. Check mips_noreorder
324 instead of set_noreorder.
325 (mips_output_function_prologue): Use the new functions.
326 (mips_output_function_epilogue): Likewise.
327 (mips_need_noat_wrapper_p): New function, split out from...
328 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
329 Use mips_push_asm_switch and mips_pop_asm_switch.
330 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
331 and mips_pop_asm_switch.
332 (ASM_OUTPUT_REG_POP): Likewise.
333 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
334 Use mips_pop_asm_switch.
335 (mips_asm_switch): New structure.
336 (set_noreorder, set_nomacro): Replace with...
337 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
338 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
339 instead of set_nomacro.
340 (fix_truncsfsi2_macro): Likewise.
341 (cprestore): Likewise.
342 (hazard): Use mips_noreorder instead of set_noreorder.
343 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
345 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
347 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
348 from prev_active_insn.
350 2009-08-16 Anatoly Sokolov <aesok@post.ru>
352 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
353 * config/avr/avr.c (avr_override_options): Initialize
354 avr_current_arch variable.
355 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
356 __AVR_HAVE_16BIT_SP__ according to the device type.
357 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
359 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
360 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
362 2009-08-16 Dodji Seketeli <dodji@redhat.com>
365 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
366 generating inlined subroutine die only. We shouldn't be
367 called for anything else.
368 (gen_block_die): Don't generate inline subroutine debug info for
371 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
373 * graphite-poly.c (print_pbb): Print PBB index.
375 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
378 * graphite-interchange.c (ppl_max_for_le): Moved...
379 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
380 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
381 ppl_Pointset_Powerset_C_Polyhedron_maximize.
382 * graphite-ppl.h (ppl_max_for_le): Declared.
384 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
386 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
387 supported on all platforms.
388 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
389 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
390 * c-pragma.c: Likewise.
391 * target-def.h (TARGET_INITIALIZER): Remove
392 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
393 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
395 2009-08-14 Douglas B Rupp <rupp@gnat.com>
397 * config/ia64/fde-vms.c: New file.
398 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
399 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
400 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
401 (uw_frame_state_for): Only register a personality routine if it is
402 known to be compatible with our expectations.
403 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
404 Declare unw_table_entry stack variable and
405 mod all calls to _Unwind_FindTableEntry to add arg.
406 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
407 (_Unwind_FindTableEntry): Add arg to prototype.
409 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
411 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
412 field 'signal_pfs_loc'.
413 (uw_frame_state_for): Remove duplicate code dealing with leaf
414 procedures without unwind info.
415 If in the frame after unwinding through a signal handler, restore
416 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
417 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
418 'pfs_loc' to the AR.PFS location in the signal context; instead
419 set 'signal_pfs_loc'.
420 Manually generate the unwind info for the AR.PFS register.
421 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
422 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
423 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
424 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
425 instead set 'signal_pfs_loc'.
426 Remove code preventing the AR.PFS register from being restored
427 from the signal context.
429 2009-08-14 Douglas B Rupp <rupp@gnat.com>
430 Tristan Gingold <gingold@adacore.com>
432 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
433 * config/ia64/t-vms: New file.
434 * config/ia64/vms64.h: New file.
435 * config/ia64/vms.h: New file.
436 * config/ia64/vms-crtinit.asm: New file.
437 * config/ia64/vms_symvec_libgcc_s.opt: New file.
438 * config/ia64/vms-unwind.h: New file.
440 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
442 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
445 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
448 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
450 * real.h (do_mpc_arg2): ... here.
451 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
454 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
456 * final.c (add_debug_prefix_map): Don't use GC memory for
457 old_prefix and new_prefix.
459 2009-08-14 Richard Guenther <rguenther@suse.de>
461 * ipa-prop.c (compute_complex_pass_through): If we cannot
462 compute a non-varying offset for IPA_JF_ANCESTOR punt.
464 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
466 * c-lex.c (c_lex_with_flags): Increase size of local variable
467 to avoid memory clobber.
469 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
472 * config/i386/i386.c (ix86_fp_comparison_strategy):
473 Only enable/disable sahf at function granularity.
475 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
477 PR rtl-optimization/41064
478 * reload1.c (reload_as_needed): Don't call extract_insn
479 for known invalid replacements after calling
480 validate_replace_rtx_group and verify_changes.
482 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
485 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
486 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
487 ix86_expand_fp_vcond.
488 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
489 Assert that operation is supported by ix86_expand_int_vcond.
490 (vcondu<SSEMODE124C8:mode>): Ditto.
492 2009-08-13 DJ Delorie <dj@redhat.com>
494 * config/i386/djgpp-stdint.h: New.
495 * config.gcc (djgpp): Use it.
497 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
499 * config/sh/sh.c (sh_override_options): When flag_exceptions or
500 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
502 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
504 * tree-ssa-loop-prefetch.c
505 (prune_ref_by_group_reuse): Enhance probabilistic analysis
506 for long-stride pruning.
507 (compute_miss_rate): New function to compute the probability
508 that two memory references access different cache lines.
510 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
512 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
514 2009-08-13 Richard Guenther <rguenther@suse.de>
517 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
518 use the constant pointer type.
519 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
520 of CV qualifiers on the target pointer type.
521 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
522 conversion check before restrict check.
524 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
527 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
529 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
531 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
533 2009-08-12 Richard Guenther <rguenther@suse.de>
535 PR tree-optimization/41011
536 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
537 and reference constructing.
539 2009-08-12 Xinliang David Li <davidxl@google.com>
541 PR tree-optimization/41012
542 * tree-flow.h : New external interface.
543 * gimple-low.c (check_call_arg): Change to public function.
544 Remove argument mismatch check in lowering.
545 * tree-inline.h (tree_can_inline_p): Interface change.
546 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
548 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
549 Call change to tree_can_inline_p function.
550 (cgraph_decide_inlining_incrementally): Ditto.
552 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
554 PR tree-optimization/41031
555 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
556 on the partition variable rather than promote_mode on the source
557 type. Assert that the partition variable's type has the same
558 mode as the source value's.
560 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
562 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
564 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
566 * calls.c (expand_call): Fix typo.
567 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
569 * stmt.c (expand_value_return): Use promote_function_mode to copy out
571 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
572 * config/cris/cris.c (cris_promote_function_mode): Likewise.
573 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
574 * config/pa/pa.c (pa_promote_function_mode): Likewise.
576 2009-08-12 Andrew Haley <aph@redhat.com>
578 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
580 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
583 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
585 2009-08-12 Richard Guenther <rguenther@suse.de>
587 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
588 * gimplify.c (gimplify_modify_expr): Do not use
589 lang_hooks.types_compatible_p.
590 * tree-ssa.c (useless_type_conversion_p): For aggregates
591 just return false if the canonical types differ.
593 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
596 * sese.c (convert_for_phi_arg): New.
597 (add_guard_exit_phis): Use convert_for_phi_arg.
599 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
601 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
602 unknown subscript upper bounds.
604 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
605 Pranav Garg <pranav.garg2107@gmail.com>
607 * graphite-interchange.c (gather_access_strides): Removed.
608 (ppl_max_for_le): New.
609 (build_linearized_memory_access): New.
610 (memory_stride_in_loop): New.
611 (pbb_interchange_profitable_p): Reimplemented.
612 * graphite-ppl.h (ppl_new_id_map): New.
613 (ppl_interchange): New.
615 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
617 * graphite-interchange.c (compute_subscript): Removed.
618 (compute_array_size_cstr): Removed.
619 (compute_array_size_poly): Removed.
620 (compute_array_size): Removed.
621 (gather_access_strides_poly): Removed.
622 (gather_access_strides): Empty.
624 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
626 * graphite-dependences.c (dependence_polyhedron_1): Replace
627 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
628 (graphite_legal_transform_dr): Same.
629 (graphite_carried_dependence_level_k): Same.
630 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
631 Initialize PDR_NB_SUBSCRIPTS.
632 (print_pdr_access_layout): Replace pdr_nb_subscripts with
634 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
635 (PDR_NB_SUBSCRIPTS): New.
636 (pdr_nb_subscripts): Removed.
637 (pdr_dim): Simplified.
638 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
639 with PDR_NB_SUBSCRIPTS.
641 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
643 * graphite-interchange.c (compute_array_size): Remove use of
645 * graphite-poly.c (new_poly_dr): Remove argument data_container.
646 Do not initialize PDR_DATA_CONTAINER.
647 (print_pdr): Do not print PDR_DATA_CONTAINER.
648 * graphite-poly.h (struct poly_dr): Remove data_container field.
649 (PDR_DATA_CONTAINER): Removed.
650 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
652 (build_poly_dr): Same.
654 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
655 Sebastian Pop <sebastian.pop@amd.com>
657 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
658 copy of the dependence polyhedron. Free the temporary objects.
659 (graphite_carried_dependence_level_k): Free unused objects before
662 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
663 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
664 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
665 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
666 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
668 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
670 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
671 Early return without analyzing the data dependences if no
672 transform has been done. Call restore_scattering if the transform
674 (graphite-interchange.c): Same.
675 * graphite-poly.c (print_scattering_function): Test for
677 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
678 (apply_poly_transforms): Do not gcc_assert that
679 the transform is legal.
680 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
681 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
682 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
683 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
684 * graphite-poly.h (struct poly_scattering): New.
685 (struct poly_bb): Add original, transformed, and saved fields.
686 Remove transformed_scattering, original_scattering,
687 nb_local_variables and nb_scattering_transform fields.
688 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
689 (poly_scattering_new): New.
690 (poly_scattering_free): New.
691 (poly_scattering_copy): New.
692 (store_scattering_pbb): New.
693 (store_scattering): New.
694 (restore_scattering_pbb): New.
695 (restore_scattering): New.
696 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
697 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
699 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
701 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
704 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
706 * Makefile.in (graphite.o): Depends on PREDICT_H.
707 * graphite.c: Include predict.h.
708 (graphite_finalize): Call tree_estimate_probability.
709 * predict.c (predict_loops): Do not call scev_initialize and
711 (tree_estimate_probability_bb): New.
712 (tree_estimate_probability): Do not initialize loops: move that
713 code to the driver. Call tree_estimate_probability_bb.
714 (tree_estimate_probability_driver): New.
715 (pass_profile): Use tree_estimate_probability_driver.
716 * predict.h (tree_estimate_probability): Declared.
718 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
720 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
721 * graphite-dependences.c (graphite_legal_transform): Add time to
722 TV_GRAPHITE_DATA_DEPS.
723 (dependency_between_pbbs_p): Same.
724 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
726 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
728 PR rtl-optimization/41033
729 * alias.c (nonoverlapping_component_refs_p): Punt when strict
730 aliasing is disabled.
732 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
734 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
735 si_mask_operand, and_load_operand, low_bitmask_operand,
736 and_reg_operand, and_operand): New predicates.
737 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
738 * config/mips/mips.c (and_operands_ok): New function.
739 * config/mips/mips-protos.h (and_operands_ok): Declare it.
740 * config/mips/mips.md (move_type): Add ext_ins and logical.
742 (and<mode>3): Use and_reg_operand as the second operand's predicate.
743 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
744 shift_shift. Remove commutative constraint modifier.
745 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
747 (*clear_upper32_dext): Remove define_insn_and_split.
748 (*clear_upper32): Turn this define_insn_and_split ...
749 (splitter for ANDing register with 0xffff_ffff): .. into this.
751 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
753 * combine.c (try_widen_shift_mode): Factor out code to check if an
754 integer constant is a low-order bitmask from here ...
755 * rtlanal.c (low_bitmask_len): ... to here.
756 * rtl.h (low_bitmask_len): Declare.
758 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
761 * config/alpha/alpha.md (addsi3): Remove expander.
762 (addsi3): Rename from *addsi3_internal insn pattern.
763 (subsi3): Remove expander.
764 (subsi3): Rename from *subsi3_internal insn pattern.
766 2009-08-11 Douglas B Rupp <rupp@gnat.com>
768 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
771 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
772 Eric Botcazou <botcazou@adacore.com>
773 Douglas B Rupp <rupp@gnat.com>
775 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
776 that records that fit in 64 bits are returned by immediate value,
777 as required by OpenVMS Calling Standard.
778 (function_value): Adjust for above modification.
779 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
780 virtual_incoming_args_rtx as base object, not next_arg.
781 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
783 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
785 * reload.c (find_reloads_subreg_address): Check the original
786 req_equiv_mem address to detect the case where an address is
787 not valid in the outer mode.
789 2009-08-11 Richard Guenther <rguenther@suse.de>
792 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
794 2009-08-10 Douglas B Rupp <rupp@gnat.com>
796 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
797 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
799 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
800 Douglas B Rupp <rupp@gnat.com>
802 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
803 PT_STACK when frame_pointer_needed on OpenVMS.
804 (alpha_pv_save_size, alpha_using_fp): Remove.
805 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
806 with proper processing for PT_NULL.
807 (alpha_vms_initial_elimination_offset): New function. Support for
808 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
809 (alpha_sa_size): Force procedure type to PT_STACK when
810 frame_pointer_needed on OpenVMS.
811 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
812 (alpha_using_fp): Likewise.
813 (alpha_vms_can_eliminate): Add prototype.
814 (alpha_vms_initial_elimination_offset): Likewise.
815 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
816 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
818 2009-08-10 Eric Botcazou <botcazou@adacore.com>
819 Douglas B Rupp <rupp@gnat.com>
821 * config/alpha/alpha.c (common_object_handler): New function.
822 (vms_attribute_table): Declare a single attribute "common_object".
823 (vms_output_aligned_decl_common): New global function.
824 (SECTION_VMS_OVERLAY): Delete.
825 (SECTION_VMS_GLOBAL): Likewise.
826 (SECTION_VMS_INITIALIZE): Likewise.
827 (vms_asm_named_section): Remove support for above flags.
828 (vms_section_type_flags): Delete.
829 (TARGET_SECTION_TYPE_FLAGS): Likewise.
830 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
831 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
832 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
834 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
837 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
838 (sub_ddmmss): Likewise.
840 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
843 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
846 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
849 * reload1.c (reload_as_needed): Use cancel_changes to completely
850 undo a failed replacement attempt.
852 2009-08-10 Richard Guenther <rguenther@suse.de>
855 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
856 (useless_type_conversion_p): ... here. Require pointer targets
859 2009-08-10 Dodji Seketeli <dodji@redhat.com>
862 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
863 loose the original type of the statement list.
865 2009-08-09 Douglas B Rupp <rupp@gnat.com>
867 * config/alpha/alpha.c: Include libfuncs.h
868 (avms_asm_output_extern): New function.
869 (alpha_init_libfuncs): Init some decc libfuncs.
870 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
871 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
872 (DO_CRTL_NAMES): Define.
874 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
875 (LONG_TYPE_SIZE): Define.
876 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
877 (SUBTARGET_SWITCHES): Define malloc64 switch.
878 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
879 (MASK_RETURN_ADDR): Define.
880 doc/invoke.texi (mmalloc64): Document switch.
882 2009-08-09 Olivier Hainque <hainque@adacore.com>
883 Douglas B Rupp <rupp@gnat.com>
885 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
886 uses_condition_handler.
887 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
888 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
889 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
890 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
891 (code_for_builtin): New insn codes for the new alpha_builtins.
892 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
893 (alpha_sa_size): Account for uses_condition_handler.
894 (alpha_expand_prologue): Likewise.
895 (alpha_start_function): Likewise.
896 (alpha_expand_epilogue): Likewise.
897 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
898 establish/revert expanders.
899 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
900 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
901 New expander, resorting to the alpha.c associated function.
902 (builtin_revert_vms_condition_handler): Likewise.
903 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
904 __gcc_shell_handler, the static VMS condition handler used as
905 an indirection wrapper to the current dynamically established
907 * config/alpha/vms-unwind.h: Complete rewrite.
908 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
909 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
911 2009-08-09 Eric Botcazou <botcazou@adacore.com>
912 Douglas B Rupp <rupp@gnat.com>
914 * config/alpha/alpha.c (alpha_links): Add 'target' field.
915 (alpha_need_linkage): Handle aliases. Return function symbol.
916 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
917 Use ultimate alias target for the linkage name.
918 * config/alpha/alpha.md (movmemdi): Use the symbol returned
919 by alpha_need_linkage for the function symbol.
920 (setmemdi): Likewise.
922 2009-08-09 Douglas B Rupp <rupp@gnat.com>
924 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
925 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
926 (ASM_WEAKEN_LABEL): Define.
927 (CRT_CALL_STATIC_FUNCTION): Define.
928 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
929 (ENDFILE_SPEC): Define.
930 (INIT_SECTION_ASM_OP): Define.
931 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
932 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
934 (MULTILIB_OSDIRNAMES): Define.
935 (shlib_version): Define.
937 (SHLIB_OBJS): Define.
938 (SHLIB_NAME): Define.
939 (SHLIB_MULTILIB): Define.
940 (SHLIB_INSTALL): Define.
941 (SHLIB_SYMVEC): Define.
942 (SHLIB_SYMVECX2): Define.
943 (SHLIB_LINK): Define.
945 2009-08-09 Douglas B Rupp <rupp@gnat.com>
947 * config/alpha/alpha.c (alpha_initialize_trampoline):
948 Initialize VMS trampoline IAW ABI for bounded procedure calls.
949 (alpha_start_function): Emit transfer address on nested functions
950 for VMS trampoline call.
951 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
952 since no longer used.
953 * config/alpha/vms-tramp.asm: Remove.
954 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
955 since now only data initialized at runtime.
957 2009-08-09 Douglas B Rupp <rupp@gnat.com>
959 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
960 (LINK_GCC_C_SEQUENCE_SPEC): Define.
961 (MD_EXEC_PREFIX): Remove, no longer used.
962 (MD_STARTFILE_PREFIX): Likewise.
963 (INCLUDE_DEFAULTS): Likewise.
964 * config/alpha/t-vms:
965 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
967 2009-08-09 Richard Guenther <rguenther@suse.de>
969 PR tree-optimization/41016
970 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
971 (operand_precision): Remove.
972 (integral_operand_p): Likewise.
973 (recognize_single_bit_test): Adjust.
975 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
977 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
978 operation overflows. Likewise non-cast unary arithmetic.
979 If one arm of a conditional expression is always taken,
980 inhibit evaluation warnings for the other arm. Likewise inhibit
981 evaluation warnings for the second && or || operand if the first
982 operand is enough to determine the result.
983 * c-typeck.c (build_conditional_expr): Apply the same inhibition
985 (build_binary_op): Prevent duplicate evaluation warnings.
987 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
989 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
990 and destination have different modes, Use promote_mode to
991 determine the signedness of the conversion. Assert that the
992 promoted source mode matches the destination mode. Don't pass
993 the destination and destination mode to expand_expr if the source
994 mode is different. Simplify conversion logic.
996 2009-08-09 Ira Rosen <irar@il.ibm.com>
998 PR tree-optimization/41008
999 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
1000 from condition only in case it's a comparison. Adjust checks.
1002 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
1004 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
1005 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1006 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1007 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1008 (dump_cand): Handle them.
1009 (struct iv_cand): New members COST_STEP and AINC_USE.
1010 (stmt_after_increment): Likewise.
1011 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1012 callers changed. Use gimple_uid comparison instead of scanning.
1013 (add_candidate_1): When looking for identical candidates, take
1014 AINC_USE into account. Set it for new candidates.
1015 (force_expr_to_var_cost): Cast target_spill_cost to int.
1016 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1017 All callers changed. Check for availability of autoinc addressing
1018 modes, both in general for a given mode, and in the specific use case.
1019 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1021 (get_computation_cost): Likewise.
1022 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1023 add_autoinc_candidates): New static functions.
1024 (add_candidate): Call add_autoinc_candidates for candidates based on
1026 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1027 (determine_use_iv_cost_address): If we have an autoinc candidate at
1028 the matching use, verify autoinc is possible and subtract the cost
1029 of the candidate's step from the cost.
1030 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1031 member of the candidate.
1032 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1033 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1035 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1037 * config.build (ia64-hp-*vms*): New target.
1038 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1040 * config.gcc (ia64-hp-*vms*): New target.
1041 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1043 * config.host (ia64-hp-*vms*): New target.
1044 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1047 2009-08-08 Richard Guenther <rguenther@suse.de>
1049 PR tree-optimization/40991
1050 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1052 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1054 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1055 mode check. Do truncations in an integer mode.
1056 (force_to_mode): Handle subregs for all mode types. Only do
1057 arithmetic simplifications on integer modes.
1059 2009-08-07 Richard Guenther <rguenther@suse.de>
1061 PR tree-optimization/40999
1062 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1063 (maybe_fold_reference): Lookup constant initializers.
1064 (fold_gimple_assign): Likewise.
1066 2009-08-07 Richard Guenther <rguenther@suse.de>
1068 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1069 that require structural equality defer to the langhook.
1071 2009-08-07 Martin Jambor <mjambor@suse.cz>
1073 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1075 (struct ipa_pass_through_data): New type.
1076 (struct ipa_ancestor_jf_data): New type.
1077 (union jump_func_value): Removed field formal_id, added fields
1078 pass_through and ancestor.
1079 (struct ipa_param_call_note): Changed type of formal_id to int from
1081 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1082 operations jump functions and ancestor jump functions.
1083 (compute_complex_pass_through): New function.
1084 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1085 reflect changes in the jump function strucutre.
1086 (update_jump_functions_after_inlining): Ignore complex pass-through
1087 and ancestor jump functions.
1088 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1089 polynomial pass-through with operation jump functions.
1091 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1093 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1094 fde->dw_fde_begin as begin label instead of hot/cold label.
1095 Use LLSDAC label instead of LLSDA for second section lsda.
1096 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1097 label instead of LLSDA if it is true.
1098 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1100 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1101 SECTION argument. Use it as index into crtl->eh.call_site_record
1103 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1104 use it to determine how to print table entries instead of using
1105 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1106 label instead of normal begin label as base.
1107 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1108 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1109 ensure no EH range spans between sections and that landing pads
1110 are always in the corresponding section.
1111 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1112 for crtl->eh.call_site_record being an array rather than scalar.
1113 (output_one_function_exception_table): New function, copied
1114 from output_function_exception_table. Adjust
1115 dw2_size_of_call_site_table, dw2_output_call_site_table
1116 callers. For SECOND section use *C suffixed labels.
1117 (output_function_exception_table): Call
1118 output_one_function_exception_table and, when doing hot/cold
1119 partitioning, also another time for the second section.
1120 * opts.c: Include except.h.
1121 (decode_options): Allow -freorder-blocks-and-partition with
1122 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1123 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1124 * function.h (struct rtl_eh): Change call_site_record from
1125 scalar into array of 2 elements.
1127 2009-08-07 Martin Jambor <mjambor@suse.cz>
1129 * ipa-prop.c (count_formal_params_1): New function.
1130 (ipa_get_vector_of_formal_parms): New function.
1131 (get_vector_of_formal_parm_types): New function.
1132 (ipa_modify_formal_parameters): New function.
1133 (ipa_modify_call_arguments): New function.
1134 (index_in_adjustments_multiple_times_p): New function.
1135 (ipa_combine_adjustments): New function.
1136 (ipa_dump_param_adjustments): New function.
1137 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1138 (ipa_get_vector_of_formal_parms): Declare.
1139 (ipa_modify_formal_parameters): Declare.
1140 (ipa_modify_call_arguments): Declare.
1141 (ipa_combine_adjustments): Declare.
1142 (ipa_dump_param_adjustments): Declare.
1143 (build_ref_for_offset): Declare.
1144 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1145 * tree-sra.c: Include ipa-prop.c.
1146 (build_ref_for_offset): Make public.
1148 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1150 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1152 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1154 * gcc/doc/extend.texi (__builtin_extract_return_address)
1155 (__builtin_frob_return_address): Document.
1157 2009-08-06 Paul Brook <paul@codesourcery.com>
1159 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1160 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1161 implementation on ARMv6-M.
1163 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1165 * doc/extend.texi (pcs): Document new attribute for ARM.
1167 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1169 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1172 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1174 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1177 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1179 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1181 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1183 Merge ARM/hard_vfp_branch to trunk.
1185 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1187 * arm.c (libcall_eq): New function.
1188 (libcall_hash): New function.
1189 (add_libcall): New function.
1190 (arm_libcall_uses_aapcs_base): New function.
1191 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1192 libcalls using the base PCS.
1193 (arm_init_cumulative_args): Likewise.
1195 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1197 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1198 Use base ABI for conversion libfuncs between HFmode and SFmode.
1200 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1202 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1203 V4SImode as representatives of all 64-bit and 128-bit vector
1204 types. Allow vector types without vector modes.
1205 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1206 without vector modes like BLKmode.
1207 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1208 BLKmode. Avoid unsupported vector modes or TImode moves for
1210 (aapcs_vfp_allocate_return_reg): Likewise.
1211 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1212 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1214 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1216 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1217 (arm_get_pcs_model): Pass attribute arguments to
1218 arm_pcs_from_attribute.
1219 (arm_init_cumulative_args): Use base AAPCS for conversions from
1220 floating-point types to DImode.
1221 (arm_attribute_table): Add pcs attribute.
1222 (arm_handle_pcs_attribute): New.
1223 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1224 conversions from floating-point types to DImode, also declare them
1225 to use base AAPCS and declare functions they call to use base
1226 AAPCS and their RTABI names.
1228 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1230 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1231 -mfloat-abi=hard not being supported for VFP.
1233 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1235 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1236 SYMBOL_REF to hard_libcall_value.
1238 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1239 Richard Earnshaw <rearnsha@arm.com>
1241 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1242 has been put on the stack, all remaining co-processory arguments for
1243 that co-processor also go on the stack.
1245 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1247 * config/arm/arm.c (arm_return_in_memory): Handle returning
1248 vectors of suitable size in registers also for AAPCS case.
1250 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1252 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1254 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1256 ARM Hard-VFP calling convention
1257 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1258 * target.h (gcc_target): Add libcall_value to table of call hooks.
1259 * targhooks.h (default_libcall_value): Default implementation.
1260 * targhooks.c (default_libcall_value): Likewise.
1261 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1262 * optabs.c (expand_unop): Use it.
1263 * expr.h (hard_libcall_value): Pass the function RTX through.
1264 * calls.c (emit_library_call_value_1): Update call to
1266 * explow.c (hard_libcall_value): Use new target hook.
1267 * testsuite/lib/target-supports.exp
1268 (check_effective_target_arm_hard_vfp_ok): New hook.
1269 (check_effective_target_arm_neon_ok): Improve test for neon
1271 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1272 * config/arm/arm.c: Include cgraph.h
1273 (TARGET_FUNCTION_VALUE): Override default hook.
1274 (arm_pcs_default): New variable.
1275 (arm_override_options): Don't fault hard calling convention with VFP.
1276 Add support for AAPCS variants.
1277 (arm_function_value): Make static. Handle AAPCS variants.
1278 (arm_libcall_value): New function.
1279 (arm_apply_result_size): Handle VFP registers in results.
1280 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1282 (pcs_attribute_args): New variable.
1283 (arm_pcs_from_attribute): New function.
1284 (arm_get_pcs_model): New function.
1285 (aapcs_vfp_cum_init): New function.
1286 (aapcs_vfp_sub_candidate): New function.
1287 (aapcs_vfp_is_return_candidate): New function.
1288 (aapcs_vfp_is_call_candidate): New function.
1289 (aapcs_vfp_allocate): New function.
1290 (aapcs_vfp_allocate_return_reg): New function.
1291 (aapcs_vfp_advance): New function.
1292 (aapcs_cp_arg_layout): New variable.
1293 (aapcs_select_call_coproc): New function.
1294 (aapcs_select_return_coproc): New function.
1295 (aapcs_allocate_return_reg): New function.
1296 (aapcs_libcall_value): New function.
1297 (aapcs_layout_arg): New function.
1298 (arm_init_cumulative_args): Initialize AAPCS args data.
1299 (arm_function_arg): Handle AAPCS variants using new interface.
1300 (arm_arg_parital_bytes): Likewise.
1301 (arm_function_arg_advance): New function.
1302 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1303 calling conventions.
1304 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1305 * arm.h (NUM_VFP_ARG_REGS): Define.
1306 (LIBCALL_VALUE): Update.
1307 (FUNCTION_VALUE): Delete.
1308 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1309 (arm_pcs): New enum.
1310 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1311 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1312 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1313 * arm-protos.h (arm_function_arg_advance): Add.
1314 (aapcs_libcall_value): Add.
1315 (arm_function_value): Delete.
1317 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1318 H.J. Lu <hongjiu.lu@intel.com>
1321 * config/i386/i386.c (standard_sse_mode_p): Remove.
1322 (standard_sse_constant_p): Return 2 for integer mode
1323 vector_all_ones_operand when SSE2 is enabled.
1324 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1325 (ix86_expand_vector_move): Do not check for negative values from
1326 standard_sse_constant_p.
1328 2009-08-06 Richard Guenther <rguenther@suse.de>
1330 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1331 array type comparisons frontend independent.
1332 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1333 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1334 out array reference lower bound and element size operands.
1335 (ao_ref_init_from_vn_reference): Properly compute the offset
1336 for ARRAY_RANGE_REF.
1337 (vn_reference_fold_indirect): Fill out array reference lower
1338 bound and element size operands.
1339 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1340 a non gimple valued reference operand which can happen for
1341 array reference lower bound or element size.
1342 (create_component_ref_by_pieces_1): Properly generate the
1343 element size operand for array references.
1345 2009-08-06 Richard Guenther <rguenther@suse.de>
1347 PR tree-optimization/40964
1348 * tree.c (iterative_hash_host_wide_int): Export.
1349 * tree.h (iterative_hash_host_wide_int): Declare.
1350 * tree-ssa-structalias.c (heapvar_map): New struct.
1351 (heapvar_map_eq): New function.
1352 (heapvar_map_hash): Likewise.
1353 (heapvar_lookup): Adjust.
1354 (heapvar_insert): Likewise.
1355 (make_constraint_from_heapvar): Allow multiple heap variables
1356 per decl at different offsets.
1357 (init_alias_heapvars): Adjust.
1359 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1361 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1362 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1363 trailing sync if TARGET_SYNC_AFTER_SC.
1365 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1367 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1368 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1369 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1370 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1371 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1372 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1373 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1374 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1375 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1376 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1377 the prototype declaration match the definition.
1378 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1379 instructions explicitly. Add barrier_before and operands
1381 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1382 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1383 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1384 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1385 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1386 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1388 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1390 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1392 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1393 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1396 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1399 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1401 PR rtl-optimization/40924
1402 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1403 make sure canon_rtx (mem_address) isn't simpler than
1404 canon_rtx (expanded_mem_address).
1406 2009-08-05 Li Feng <nemokingdom@gmail.com>
1408 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1410 (build_scop_drs): Build alias set for each SCoP.
1412 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1414 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1415 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1416 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1417 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1418 (BASE_DRIVER_SELF_SPECS): Likewise.
1420 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1422 * tree-ssa-alias.c: Fix some comment typos.
1424 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1426 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1427 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1429 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1432 * simplify-rtx.c (simplify_binary_operation_1): Disable
1433 simplifications for decimal float operations.
1435 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1438 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1439 operand of INDIRECT_REF.
1441 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1443 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1444 constants referencing TLS symbols.
1446 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1448 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1449 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1451 2009-08-03 Richard Guenther <rguenther@suse.de>
1453 * tree.c (make_vector_type): Build a main variant first,
1454 get the canonical one and then build the variant.
1455 * tree-ssa.c (useless_type_conversion_p_1): Handle
1457 (useless_type_conversion_p): Conversions to pointers to
1458 incomplete record types are useless.
1460 2009-08-03 Richard Guenther <rguenther@suse.de>
1462 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1463 file will be created.
1464 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1465 * toplev.c (compile_file): Adjust comment.
1467 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1469 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1470 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1471 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1472 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1473 (sh_promote_function_mode): Fix typo.
1475 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1477 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1479 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1481 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1482 declaration arguments.
1484 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1486 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1487 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1488 (ix86_split_ashl): Ditto.
1489 (ix86_expand_vector_init_one_nonzero): Ditto.
1490 (ix86_expand_vector_set): Ditto.
1491 (ix86_expand_reduc_v4sf): Ditto.
1493 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1495 * explow.c (promote_function_mode): Remove assert.
1496 * config/sh/sh.c (sh_promote_function_mode): Declare.
1498 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1500 * config/pa/pa.c (pa_promote_function_mode): Declare.
1501 Change to static. Fix promote_mode call.
1503 * gthr-dce.h (CONST_CAST2): Define if not defined.
1504 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1506 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1508 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1510 * expr.c (store_constructor): Use promote_decl_mode. Remove
1511 now write-only variable unsignedp.
1512 (expand_expr_real_1): Use promote_decl_mode.
1513 * expr.h (promote_function_mode, promote_decl_mode): New.
1514 (promote_mode): Remove last argument.
1515 * function.c (assign_temp): Drop last argument of promote_mode.
1516 (assign_parm_find_data_types): Use promote_function_mode.
1517 (assign_parm_setup_reg): Likewise.
1518 (expand_function_end): Use promote_function_mode.
1519 * calls.c (initialize_argument_information): Use promote_function_mode.
1520 (precompute_arguments): Use promote_mode instead of checking if
1521 only PROMOTE_FUNCTION_MODE is defined.
1522 (expand_call): When making sibcall decisions, use promote_function_mode.
1523 Below, remove an if for targetm.calls.promote_function_return and
1524 and use promote_function_mode.
1525 (emit_library_call_value_1): Use promote_function_mode, fix bug
1526 where promote_mode was passed FOR_CALL == 0 for a return value in an
1528 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1529 * explow.c (promote_function_mode, promote_decl_mode): New.
1530 (promote_mode): Keep only the FOR_CALL == 0 case.
1531 * combine.c (setup_incoming_promotion): Remove test of
1532 promote_function_args. Use promote_function_mode.
1533 * stmt.c (expand_value_return): Use promote_decl_mode.
1534 (expand_decl): Use promote_decl_mode.
1536 * expr.c (store_constructor): Use promote_decl_mode. Remove
1537 now write-only variable unsignedp.
1538 (expand_expr_real_1): Use promote_decl_mode.
1539 * expr.h (promote_function_mode, promote_decl_mode): New.
1540 (promote_mode): Remove last argument.
1541 * function.c (assign_temp): Drop last argument of promote_mode.
1542 (assign_parm_find_data_types): Use promote_function_mode.
1543 (assign_parm_setup_reg): Likewise.
1544 (expand_function_end): Use promote_function_mode.
1545 * calls.c (initialize_argument_information): Use promote_function_mode.
1546 (precompute_arguments): Use promote_mode instead of checking if
1547 only PROMOTE_FUNCTION_MODE is defined.
1548 (expand_call): When making sibcall decisions, use promote_function_mode.
1549 Below, remove an if for targetm.calls.promote_function_return and
1550 and use promote_function_mode.
1551 (emit_library_call_value_1): Use promote_function_mode, fix bug
1552 where promote_mode was passed FOR_CALL == 0 for a return value in an
1554 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1555 * explow.c (promote_function_mode, promote_decl_mode): New.
1556 (promote_mode): Keep only the FOR_CALL == 0 case.
1557 * combine.c (setup_incoming_promotion): Remove test of
1558 promote_function_args. Use promote_function_mode.
1559 * stmt.c (expand_value_return): Use promote_decl_mode.
1560 (expand_decl): Use promote_decl_mode.
1562 * explow.c (promote_function_mode): Just call the target hook.
1563 * targhooks.c (default_promote_function_mode,
1564 default_promote_function_mode_always_promote): New.
1565 * targhooks.h (default_promote_function_mode,
1566 default_promote_function_mode_always_promote): Declare.
1567 * target.h (promote_function_args, promote_function_return): Remove.
1568 (promote_function_mode): New.
1569 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1570 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1571 (TARGET_PROMOTE_FUNCTION_MODE): New.
1572 (TARGET_CALLS): Adjust.
1573 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1574 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1576 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1577 * config/s390/s390.c (s390_promote_function_mode): ... here,
1578 with pointer handling.
1579 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1580 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1582 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1583 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1584 with pointer handling.
1585 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1586 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1588 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1589 * config/sh/sh.c (sh_promote_function_mode): New.
1590 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1591 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1593 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1594 * config/cris/cris.c (cris_promote_function_mode): ... here.
1595 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1596 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1598 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1599 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1600 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1601 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1603 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1604 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1605 complex type handling.
1606 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1607 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1609 * config/pa/pa.c (pa_promote_function_mode): New.
1610 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1611 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1613 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1614 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1615 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1616 * config/xtensa/xtensa.c: Likewise.
1617 * config/stormy16/stormy16.c: Likewise.
1618 * config/iq2000/iq2000.c: Likewise.
1619 * config/rs6000/rs6000.c: Likewise.
1620 * config/picochip/picochip.c: Likewise.
1621 * config/arc/arc.c: Likewise.
1622 * config/mcore/mcore.c: Likewise.
1623 * config/score/score.c: Likewise.
1624 * config/mips/mips.c: Likewise.
1625 * config/bfin/bfin.c: Likewise.
1626 * config/ia64/ia64.c: Likewise (disabled though).
1628 * config/frv/frv.h: Remove pointless remark.
1630 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1631 TARGET_PROMOTE_FUNCTION_ARGS,
1632 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1633 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1635 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1637 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1638 -floop-parallelize-all.
1639 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1640 flag_loop_parallelize_all.
1641 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1642 * graphite.c (graphite_transform_loops): Same.
1644 * graphite-poly.c (apply_poly_transforms): Same.
1646 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1648 PR tree-optimization/40914
1649 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1650 if set, then check the delta field of the PMF record.
1651 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1652 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1653 call is stored in the delta.
1655 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1657 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1659 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1661 * config/i386/bsd.h (ASM_BYTE): New define.
1662 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1663 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1664 .byte. Use fputs or putc instead of fprintf where appropriate.
1665 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1666 fputs or putc instead of fprintf where appropriate.
1667 * config/i386/i386elf.h: Ditto.
1668 * config/i386/sysv4.h: Ditto.
1670 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1671 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1672 (*tls_global_dynamic_64): Ditto.
1674 2009-07-31 Christian Bruel <christian.bruel@st.com>
1676 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1678 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1680 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1681 Remove dead code for MINUS.
1683 2009-07-31 Anthony Green <green@moxielogic.com>
1685 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1687 (moxie_expand_epilogue): Ditto for epilogue.
1688 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1690 (moxie_function_arg): Ditto.
1691 (moxie_pass_by_reference): Ditto.
1692 (moxie_arg_partial_bytes): Ditto.
1693 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1694 (FUNCTION_ARG_ADVANCE) Ditto.
1695 (REG_PARM_STACK_SPACE) Ditto.
1696 (FUNCTION_ARG_REGNO_P) Dito.
1698 * config.gcc: Add moxie linux config support.
1699 * gcc/config/moxie/uclinux.h: New file.
1701 2009-07-31 DJ Delorie <dj@redhat.com>
1703 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1704 (UNSPECV_SP_SWITCH_E): New.
1705 (sp_switch_1): Change to an unspec.
1706 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1708 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1709 reference the new stack's address
1711 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1713 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1714 graphite-clast-to-gimple.o, graphite-dependences.o,
1715 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1716 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1717 (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): New.
1721 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1722 * cfgloop.h (struct loop): Add can_be_parallel field.
1723 * common.opt (fgraphite-identity): Moved up.
1724 (fgraphite-force-parallel): New flag.
1725 * graphite.c: Rewrite.
1726 * graphite.h: Rewrite.
1727 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1729 * toplev.c (graphite_out_file): New file descriptor.
1730 (graphite_in_file): New.
1731 (process_options): flag_graphite_force_parallel cannot be used without
1733 * tree-ssa-loop.c: Include toplev.h.
1734 (gate_graphite_transforms): Enable flag_graphite for
1735 flag_graphite_force_parallel.
1737 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1739 * ChangeLog.graphite: New.
1740 * graphite-blocking.c: New.
1741 * graphite-clast-to-gimple.c: New.
1742 * graphite-clast-to-gimple.h: New.
1743 * graphite-dependences.c: New.
1744 * graphite-dependences.h: New.
1745 * graphite-interchange.c: New.
1746 * graphite-poly.c: New.
1747 * graphite-poly.h: New.
1748 * graphite-ppl.c: New.
1749 * graphite-ppl.h: New.
1750 * graphite-scop-detection.c: New.
1751 * graphite-scop-detection.h: New.
1752 * graphite-sese-to-poly.c: New.
1753 * graphite-sese-to-poly.h: New.
1757 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1759 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1760 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1762 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1764 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1765 (scev_is_linear_expression): Return false if the evolution is not
1766 affine multivariate.
1768 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1770 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1771 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1773 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1775 * tree-data-ref.c (debug_data_references): New.
1776 (debug_data_reference): New.
1777 * tree-data-ref.h (debug_data_references): Declared.
1778 (debug_data_reference): Declared.
1780 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1782 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1783 * tree-data-ref.h (scop_p): Removed.
1784 (struct data_reference): Remove field scop.
1786 (stmt_simple_memref_p): Removed.
1788 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1790 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1791 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1794 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1796 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1798 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1800 * doc/invoke.texi (-fgraphite-identity): Documented.
1802 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1804 * tree-scalar-evolution.c: Fix comment.
1805 (instantiate_scev_1): Return unknow from scev instantiation if the
1806 result is not above instantiate_below.
1808 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1810 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1811 static anymore. Instantiate the symbols that may have been introduced
1813 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1816 2009-07-30 DJ Delorie <dj@redhat.com>
1818 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1819 .vliw directive to VLIW sections.
1821 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1823 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1825 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1826 (AUTOHEADER): New variable.
1827 ($(srcdir)/cstamp-h.in): Use it.
1829 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1830 Pat Haugen <pthaugen@us.ibm.com>
1831 Revital Eres <ERES@il.ibm.com>
1833 * config/rs6000/vector.md (VEC_F): Add VSX support.
1837 (vector_load_<mode>): Ditto.
1838 (vector_store_<mode>): Ditto.
1839 (vector GPR move split): Ditto.
1840 (vec_reload_and_plus_<mptrsize>): Ditto.
1841 (vec_reload_and_reg_<mptrsize>): Ditto.
1842 (add<mode>3): Ditto.
1843 (sub<mode>3): Ditto.
1844 (mul<mode>3): Ditto.
1845 (neg<mode>2): Ditto.
1846 (abs<mode>2): Ditto.
1847 (smin<mode>3): Ditto.
1848 (smax<mode>3): Ditto.
1849 (vector_eq<mode>): Ditto.
1850 (vector_gt<mode>): Ditto.
1851 (vector_ge<mode>): Ditto.
1852 (vector_gtu<mode>): Ditto.
1853 (vector_select_<mode>_uns): Ditto.
1854 (vector_eq_<mode>_p): Ditto.
1855 (vector_gt_<mode>_p): Ditto.
1856 (vector_ge_<mode>_p): Ditto.
1857 (vector_gtu_<mode>_p): Ditto.
1858 (cr6_test_for_zero): Ditto.
1859 (cr6_test_for_zero_reverse): Ditto.
1860 (cr6_test_for_lt): Ditto.
1861 (cr6_test_for_lt_reverse): Ditto.
1862 (xor<mode>3): Ditto.
1863 (ior<mode>3): Ditto.
1864 (and<mode>3): Ditto.
1865 (one_cmpl<mode>2): Ditto.
1866 (nor<mode>2): Ditto.
1867 (andc<mode>2): Ditto.
1868 (float<VEC_int<mode>2): Ditto.
1869 (unsigned_float<VEC_int><mode>2): Ditto.
1870 (fix_trunc<mode><VEC_int>2): Ditto.
1871 (fixuns_trunc<mode><VEC_int>2): Ditto.
1873 (vec_set<mode>): Ditto.
1874 (vec_extract<mode>): Ditto.
1875 (vec_interleave_highv4sf): Ditto.
1876 (vec_interleave_lowv4sf): Ditto.
1877 (vec_realign_load_<mode>): Ditto.
1878 (vec_shl_<mode>): Ditto.
1879 (vec_shr_<mode>): Ditto.
1880 (div<mode>3): New patterns for VSX.
1881 (vec_interleave_highv2df): Ditto.
1882 (vec_interleave_lowv2df): Ditto.
1883 (vec_pack_trunc_v2df): Ditto.
1884 (vec_pack_sfix_trunc_v2df): Ditto.
1885 (vec_pack_ufix_trunc_v2df): Ditto.
1886 (vec_unpacks_hi_v4sf): Ditto.
1887 (vec_unpacks_lo_v4sf): Ditto.
1888 (vec_unpacks_float_hi_v4si): Ditto.
1889 (vec_unpacks_float_lo_v4si): Ditto.
1890 (vec_unpacku_float_hi_v4si): Ditto.
1891 (vec_unpacku_float_lo_v4si): Ditto.
1892 (movmisalign<mode>): Ditto.
1893 (vector_ceil<mode>2): New patterns for vectorizing math library.
1894 (vector_floor<mode>2): Ditto.
1895 (vector_btrunc<mode>2): Ditto.
1896 (vector_copysign<mode>3): Ditto.
1898 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1899 predicate for setting the high bit in each word, used for copysign.
1901 * config/rs6000/ppc-asm.h (f19): Whitespace.
1902 (f32-f63): Define if VSX.
1903 (v0-v31): Define if Altivec.
1904 (vs0-vs63): Define if VSX.
1906 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1908 * config/rs6000/power7.md: New file, provide tuning parameters for
1911 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1912 (rs6000_cpu_cpp_builtins): Ditto.
1913 (altivec_overloaded_builtins): Ditto.
1914 (altivec_resolve_overloaded_builtin): Ditto.
1916 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1917 debug switch to disable vectorizing simple math builtin
1920 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1921 Vectorize simple math builtin functions.
1922 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1923 hook to vectorize math builtins.
1924 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1925 (rs6000_builtin_conversion): Add VSX/power7 support.
1926 (rs6000_builtin_vec_perm): Ditto.
1927 (vsplits_constant): Add support for loading up a vector constant
1928 with just the high bit set in each part.
1929 (rs6000_expand_vector_init): Add VSX/power7 support.
1930 (rs6000_expand_vector_set): Ditto.
1931 (rs6000_expand_vector_extract): Ditto.
1932 (rs6000_emit_move): Ditto.
1933 (bdesc_3arg): Ditto.
1934 (bdesc_2arg): Ditto.
1935 (bdesc_1arg): Ditto.
1936 (rs6000_expand_ternop_builtin): Ditto.
1937 (altivec_expand_builtin): Ditto.
1938 (rs6000_expand_unop_builtin): Ditto.
1939 (rs6000_init_builtins): Ditto.
1940 (altivec_init_builtins): Ditto.
1941 (builtin_function_type): Ditto.
1942 (rs6000_common_init_builtins): Ditto.
1943 (rs6000_handle_altivec_attribute); Ditto.
1944 (rs6000_mangle_type): Ditto.
1945 (rs6000_vector_mode_supported_p): Ditto.
1946 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1949 * config/rs6000/vsx.md: New file for VSX support.
1951 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1952 identifing values with just the most significant bit set.
1953 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1954 vectorized builtins.
1956 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1957 (UNSPEC_VRFIM): Delete.
1958 (splitter for loading up vector with most significant bit): New
1959 splitter for vectorizing copysign.
1960 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1961 vectorizing simple math functions.
1962 (altivec_vrfip): Add support for vectorizing simple math functions.
1963 (altivec_vrfim): Ditto.
1964 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1966 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1967 (power7.md, vsx.md): Include for power7 support.
1968 (copysigndf3): Use VSX instructions if -mvsx.
1969 (negdf2_fpr): Ditto.
1970 (absdf2_fpr): Ditto.
1971 (nabsdf2_fpr): Ditto.
1972 (adddf3_fpr): Ditto.
1973 (subdf3_fpr): Ditto.
1974 (muldf3_fpr): Ditto.
1975 (divdf3_fpr): Ditto.
1976 (fix_truncdfdi2_fpr): Ditto.
1977 (cmpdf_internal1): Ditto.
1978 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1979 (btruncdf2, btruncdf2_fpr): Ditto.
1980 (ceildf2, ceildf2_fpr): Ditto.
1981 (floordf2, floordf2_fpr): Ditto.
1982 (floatdidf2, floatdidf2_fpr): Ditto.
1983 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1984 (fmsubdf4_fpr): Ditto.
1985 (fnmadddf4_fpr_1): Ditto.
1986 (fnmadddf4_fpr_2): Ditto.
1987 (fnmsubdf4_fpr_1): Ditto.
1988 (fnmsubdf4_fpr_2): Ditto.
1989 (fixuns_truncdfdi2): Add expander for VSX support.
1990 (fix_truncdfdi2): Ditto.
1991 (fix_truncdfsi2): Ditto.
1993 (btruncsf2): Whitespace.
1994 (movdf_hardfloat32): Add support for VSX registers.
1995 (movdf_softfloat32): Ditto.
1996 (movdf_hardfloat64): Ditto.
1997 (movdf_hardfloat64_mfpgpr): Ditto.
1998 (movdf_softfloat64): Ditto.
1999 (movti splitters): Add check for vector registers supporting
2000 TImode in the future.
2001 (bpermd): Add power7 bpermd instruction.
2003 * config/rs6000/altivec.h (vec_div): Define if VSX.
2007 (vec_nearbyint): Ditto.
2010 (all predicates): Use the generic builtin function, and not the V4SF
2011 specific function so that the predicates will work with VSX's V2DF.
2015 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2016 Document new VSX functions and types.
2018 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2021 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2022 "wa", and "j" constraints. Modify "v" to talk about Altivec
2023 instead of just vector.
2025 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2028 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2029 location for phi arguments.
2030 (rewrite_update_phi_arguments): Find locations for reaching defs.
2031 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2032 Add location to add_phi_arg calls.
2033 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2034 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2035 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2036 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2037 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2038 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2039 * tree-phinodes.c (make_phi_node): Initialize location.
2040 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2041 (add_phi_arg): Add location parameter.
2042 (remove_phi_arg_num): Move location when moving phi argument.
2043 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2045 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2046 slpeel_update_phi_nodes_for_guard1,
2047 slpeel_update_phi_nodes_for_guard2,
2048 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2049 vect_loop_versioning): Set locations.
2050 * tree-parloops.c (create_phi_for_local_result,
2051 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2052 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2053 * tree-vect-loop.c (get_initial_def_for_induction,
2054 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2056 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2057 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2058 (gimple_phi_arg_set_location): New. Set locus.
2059 (gimple_phi_arg_has_location): New. Check for locus.
2060 (redirect_edge_var_map_location): New. Return locus from var_map.
2061 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2062 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2063 combining PHI arguments.
2064 (cond_store_replacement): Set location.
2065 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2066 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2067 scop_add_exit_phis_edge): Add locations.
2068 * tree-cfgcleanup.c (remove_forwarder_block,
2069 remove_forwarder_block_with_phi): Add locations.
2070 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2071 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2073 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2074 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2075 flush_pending_stmts): Add source location.
2076 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2077 stack to preserve locations.
2078 * tree-vect-stmts.c (vectorizable_load): Add location.
2079 * tree-inline.c (copy_phis_for_bb): Copy locus.
2080 (setup_one_parameter): Add call locus to inlined parameter stmts.
2081 (initialize_inlined_parameters): Pass in call location as parameter
2083 (tree_function_versioning): Pass location to setup_one_parameter.
2084 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2085 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2086 copy and edge lists.
2087 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2088 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2089 locus parameter and override the stmt default if provided.
2090 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2091 elim_graph_add_edge, elim_graph_remove_succ_edge,
2092 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2093 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2094 eliminate_phi): Add locus info in elimination graph for each edge and
2096 (insert_backedge_copies): Copy locus if present.
2097 * tree-flow.h (struct _edge_var_map): Add locus field.
2098 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2099 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2100 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2102 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2104 2009-07-30 Martin Jambor <mjambor@suse.cz>
2106 PR tree-optimization/40570
2107 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2110 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2112 * ssa-loop-manip.c: Include langhooks.h.
2113 (rewrite_phi_with_iv): New.
2114 (rewrite_all_phi_nodes_with_iv): New.
2115 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2116 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2117 * tree-parloops.c (loop_parallel_p): Move out all conditions
2118 except dependency check.
2119 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2120 (gen_parallel_loop): Call canonicalize_loop_ivs without
2121 reduction_list argument.
2122 (build_new_reduction): New.
2123 (gather_scalar_reductions): New.
2124 (try_get_loop_niter): New.
2125 (try_create_reduction_list): New.
2126 (parallleize_loops): Change the parallel conditions check.
2127 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2128 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2130 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2132 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2134 * doc/options.texi (Option properties): Mention new quoting syntax.
2136 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2138 * config/alpha/alpha.c (alpha_start_function):
2139 Handle VMS_DEBUG_MAIN_POINTER
2140 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2141 * doc/invoke.texi: Document -mdebug-main switch.
2143 2009-07-29 Richard Henderson <rth@redhat.com>
2145 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2146 (cgraph_create_edge_including_clones): Likewise.
2147 * tree-inline.c (copy_bb): Operate on the correct edges
2148 when updating the callgraph.
2150 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2152 * config/alpha/vms-cc.c: Deleted.
2153 * config/alpha/vms-ld.c: Deleted.
2154 * config/alpha/t-vms64: Moved to config/vms
2155 * config/alpha/vms-crt0-64.c: Moved to config/vms
2156 * config/alpha/vms-crt0.c: Moved to config/vms
2157 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2158 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2159 * config/alpha/xm-vms.h: Moved to config/vms
2160 * config/alpha/x-vms: Moved to config/vms
2161 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2163 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2164 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2166 * config/vms/t-vms64: Moved here from config/alpha
2167 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2168 (argc,argv,envp): Enforce 32bit malloc'ing.
2169 * config/vms/vms-psxcrt0-64.c: Likewise.
2170 * config/vms/vms-crt0.c: Moved here from config/alpha.
2171 * config/vms/vms-psxcrt0.c: Likewise.
2172 * config/vms/vms-crtl-64.h: New file.
2173 * config/vms/vms-crtl.h: New file.
2174 * config/vms/vms.opt: New file.
2175 * config/vms/xm-vms64.h: New file.
2176 * config/vms/xm-vms.h: Moved here from config/alpha.
2177 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2179 * config/vms/x-vms: Moved here from config/alpha.
2180 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2181 (vms-ld.o, vms-cc.o): Removed.
2182 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2184 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2186 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2187 correct stack (obvious VMS fix).
2189 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2191 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2192 date, version info if VMS_DEBUGGING_INFO defined.
2193 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2194 size, date calculating code moved here.
2196 2009-07-29 Paul Brook <paul@codesourcery.com>
2198 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2201 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2204 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2205 to DImode when generating insq_le insn.
2207 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2209 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2210 New macro set for VMS_DEBUGGGING_INFO.
2211 (AT_string_form): Use it.
2213 2009-07-28 DJ Delorie <dj@redhat.com>
2215 * config/mep/mep.c (vtext_section): New.
2216 (vftext_section): New.
2217 (ftext_section): New.
2218 (mep_select_section): Add support for functions.
2219 (mep_unique_section): Likewise.
2220 (mep_asm_init_sections): Likewise.
2221 (mep_encode_section_info): Remove it from here.
2223 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2225 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2227 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2228 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2230 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2232 * dwarf2out.c (output_file_names): Test new macro
2233 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2234 (add_comp_dir_attribute): Likewise.
2236 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2238 * config/i386/mingw-w64.h (LINK_SPEC): Add
2239 separating space between commands.
2241 2009-07-28 Jan Hubicka <jh@suse.cz>
2243 PR tree-optimization/40759
2244 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2247 2009-07-27 DJ Delorie <dj@redhat.com>
2249 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2250 types are dword-aligned.
2251 (mep_expand_va_start): Likewise.
2253 2009-07-27 Olivier Hainque <hainque@adacore.com>
2254 Douglas B Rupp <rupp@gnat.com>
2256 * convert.c (convert_to_pointer): Don't assume the target
2257 pointer type is POINTER_SIZE long. Fetch its precision instead.
2259 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2261 * system.h (fopen): Undefine if macro.
2263 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2265 * dwarf2out.c (output_cfi_p): Removed.
2266 (output_cfis): New function.
2267 (output_fde): New function, split from output_call_frame_info.
2268 (output_call_frame_info): Use it.
2269 (dwarf2out_switch_text_section): Use output_cfis.
2271 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2273 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2274 TARGET_BI_ARCH is specified without enabling SJLJ.
2275 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2276 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2278 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2280 * arm.md (negdi2): Use DImode if forcing a value into a register.
2282 2009-07-26 Ira Rosen <irar@il.ibm.com>
2284 PR tree-optimization/40801
2285 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2286 of vector operand from the previous copy of vector statement.
2287 Pass the correct definition type value to
2288 vect_get_vec_def_for_stmt_copy().
2290 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2292 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2293 const char ** conversion.
2295 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2297 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2298 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2299 (gcc_unreachable): Invoke __builtin_unreachable() if
2300 !ENABLE_ASSERT_CHECKING.
2302 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2304 PR rtl-optimization/40445
2305 * emit-rtl.c (next_nonnote_insn_bb): New function.
2306 * rtl.h (next_nonnote_insn_bb): Declare new function.
2307 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2308 with no successors that is the successor of the ENTRY_BLOCK.
2309 Continue from the top after removing an empty fallthrough block.
2310 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2311 of next_nonnote_insn.
2313 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2315 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2317 2009-07-25 Martin Jambor <mjambor@suse.cz>
2319 * c-common.c (c_common_attribute_table): New element for noclone.
2320 (handle_noclone_attribute): New function. Forward-declare.
2321 * tree-inline.c (tree_versionable_function_p): Check for noclone
2323 * doc/extend.texi (Labels as Values): Document need for noclone.
2324 (Function Attributes): Document noclone attribute.
2326 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2328 PR rtl-optimization/34999
2329 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2330 and dw_fde_switched_cold_to_hot fields.
2331 (output_cfi_p): New function.
2332 (output_call_frame_info): If fde->dw_fde_switched_sections,
2333 output 2 FDEs instead of one with corrupted header.
2334 (dwarf2out_do_cfi_startproc): New function.
2335 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2336 and fde->dw_fde_switched_cold_to_hot.
2337 (dwarf2out_switch_text_section): Compute
2338 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2339 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2340 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2341 Otherwise, compute fde->dw_fde_switch_cfi.
2343 2009-07-24 Cary Coutant <ccoutant@google.com>
2345 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2347 2009-07-24 Cary Coutant <ccoutant@google.com>
2349 * cfghooks.c (split_block): Copy discriminator to new block.
2350 * tree-cfg.c (assign_discriminator): Check location of last
2351 instruction in block as well as first.
2353 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2355 * config/i386/linux.c: Use fputs or putc instead of fprintf
2357 * config/i386/gas.h: Ditto.
2358 * config/i386/x86-64.h: Ditto.
2359 * config/i386/att.h: Ditto.
2361 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2363 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2366 2009-07-24 Martin Jambor <mjambor@suse.cz>
2368 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2369 (ipa_push_func_to_list_1): Declare.
2370 (ipa_push_func_to_list): New function.
2372 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2373 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2374 (ipa_push_func_to_list): Removed.
2375 (ipa_pop_func_from_list): Clear node_enqueued flag.
2377 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2379 * config/s390/s390.c (override_options): Default
2380 max-unrolled-insns to 100 for z10 tuning.
2382 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2384 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2385 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2386 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2387 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2388 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2389 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2390 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2392 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2394 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2395 use default set in mingw32.h header.
2396 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2397 64-bit /mingw/include path.
2398 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2401 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2403 PR rtl-optimization/40209
2404 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2406 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2408 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2409 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2410 with the rest of string where appropriate. Use fputs or putc
2411 instead of fprintf where appropriate.
2413 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2414 Pat Haugen <pthaugen@us.ibm.com>
2415 Revital Eres <ERES@il.ibm.com>
2417 * config/rs6000/vector.md: New file. Move most of the vector
2418 expander support here from altivec.md to allow for the VSX vector
2419 unit in the future. Add support for secondary_reload patterns.
2420 Rewrite the patterns for vector comparison, and vector comparison
2421 predicate instructions so that the RTL expresses the desired
2422 behavior, instead of using unspec.
2424 * config/rs6000/constraints.md ("f" constraint): Use
2425 rs6000_constraints to hold the precalculated register class.
2426 ("d" constraint): Ditto.
2427 ("wd" constraint): New constraint for VSX.
2428 ("wf" constraint): Ditto.
2429 ("ws" constraint): Ditto.
2430 ("wa" constraint): Ditto.
2431 ("wZ" constraint): Ditto.
2432 ("j" constraint): Ditto.
2434 * config/rs6000/predicates.md (vsx_register_operand): New
2436 (vfloat_operand): New predicate for vector.md.
2437 (vint_operand): Ditto.
2438 (vlogical_operand): Ditto.
2439 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2440 (easy_vector_constant): Add VSX support.
2441 (altivec_indexed_or_indirect_operand): New predicate for
2442 recognizing Altivec style memory references with AND -16.
2444 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2445 for vector secondary reload support.
2446 (rs6000_vector_reg_class): Delete, replacing it with
2448 (rs6000_vsx_reg_class): Ditto.
2449 (rs6000_constraints): New array to hold the register classes of
2450 each of the register constraints that can vary at runtime.
2451 (builtin_mode_to_type): New static array for builtin function type
2453 (builtin_hash_table): New static hash table for builtin function
2455 (TARGET_SECONDARY_RELOAD): Define target hook.
2456 (TARGET_IRA_COVER_CLASSES): Ditto.
2457 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2458 registers are 128 bits if VSX memory reference instructions are used.
2459 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2461 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2462 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2463 Print several of the scheduling related parameters.
2464 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2465 rs6000_constraints instead of rs6000_vector_reg_class. Move
2466 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2467 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2468 Altivec. Add VSX support. Setup for secondary reload support on
2469 Altivec/VSX registers.
2470 (rs6000_override_options): Make power7 set the scheduling groups
2471 like the power5. Add support for new debug switches to override
2472 the scheduling defaults. Temporarily disable -mcpu=power7 from
2473 setting -mvsx. Add support for debug switches -malways-hint,
2474 -msched-groups, and -malign-branch-targets.
2475 (rs6000_buitlin_conversion): Add support for returning unsigned
2476 vector conversion functions to fix regressions due to stricter
2478 (rs6000_builtin_mul_widen_even): Ditto.
2479 (rs6000_builtin_mul_widen_odd): Ditto.
2480 (rs6000_builtin_vec_perm): Ditto.
2481 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2482 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2484 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2486 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2487 VSX types for bit operations. Changes to accomidate vector.md.
2488 (bdesc_2arg): Ditto.
2489 (bdesc_1arg): Ditto.
2490 (struct builtin_description_predicates): Rewrite predicate
2491 handling so that RTL describes the operation, instead of passing
2492 the instruction to be used as a string argument.
2493 (bdesc_altivec_preds): Ditto.
2494 (altivec_expand_predicate_builtin): Ditto.
2495 (altivec_expand_builtin): Ditto.
2496 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2497 statement for vsldoi support.
2498 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2499 (altivec_expand_st_builtin): Ditto.
2500 (paired_expand_builtin): Whitespace changes.
2501 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2502 builtin_mode_to_type table for secondary reload. Call
2503 builtin_function_type to build random builtin functions.
2504 (altivec_init_builtins): Change to use builtin_function_type to
2505 create builtin function types dynamically as we need them.
2506 (builtin_hash_function): New support for hashing the tree types
2507 for builtin function as we need it, rather than trying to build
2508 all of the trees that we need. Add initial preliminary VSX support.
2509 (builtin_function_type): Ditto.
2510 (builtin_function_eq): Ditto.
2511 (builtin_hash_struct): Ditto.
2512 (rs6000_init_builtins): Ditto.
2513 (rs6000_common_init_builtins): Ditto.
2514 (altivec_init_builtins): Ditto.
2515 (rs6000_common_init_builtins): Ditto.
2516 (enum reload_reg_type): New enum for simplifing reg classes.
2517 (rs6000_reload_register_type): Simplify register classes into GPR,
2518 Vector, and other registers. Altivec and VSX addresses in reload.
2519 (rs6000_secondary_reload_inner): Ditto.
2520 (rs6000_ira_cover_classes): New target hook, that returns the
2521 appropriate cover classes, based on -mvsx being used or not.
2522 (rs6000_secondary_reload_class): Add VSX support.
2523 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2524 (get_vsel_insn): Ditto.
2525 (rs6000_emit_vector_compare): Rewrite vector conditional support
2526 so that where we can, we use RTL operators, instead of blindly use
2528 (rs6000_emit_vector_select): Ditto.
2529 (rs6000_emit_vector_cond_expr): Ditto.
2530 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2531 (create_TOC_reference): Add -mdebug=addr support.
2532 (emit_frame_save): VSX loads/stores need register indexed addressing.
2534 * config/rs6000/rs6000.md: Include vector.md.
2536 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2538 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2539 support for V2DI, V2DF in logical, permute, select operations.
2541 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2542 switch for vsx/power7.
2543 (-mvsx-scalar-memory): Ditto.
2544 (-mvsx-align-128): Ditto.
2545 (-mallow-movmisalign): Ditto.
2546 (-mallow-df-permute): Ditto.
2547 (-msched-groups): Ditto.
2548 (-malways-hint): Ditto.
2549 (-malign-branch-targets): Ditto.
2551 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2553 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2554 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2555 (rs6000_vector_reg_class): Delete.
2556 (rs6000_vsx_reg_class): Ditto.
2557 (enum rs6000_reg_class_enum): New enum for the constraints that
2558 vary based on target switches.
2559 (rs6000_constraints): New array to hold the register class for all
2560 of the register constraints that vary based on the switches used.
2561 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2562 (enum rs6000_builtins): Add unsigned varients for the builtin
2563 declarations returned by target hooks for expanding multiplies,
2564 select, and permute operations. Add VSX builtins.
2565 (enum rs6000_builtin_type_index): Add entries for VSX.
2566 (V2DI_type_node): Ditto.
2567 (V2DF_type_node): Ditto.
2568 (unsigned_V2DI_type_node): Ditto.
2569 (bool_long_type_node): Ditto.
2570 (intDI_type_internal_node): Ditto.
2571 (uintDI_type_internal_node): Ditto.
2572 (double_type_internal_node): Ditto.
2574 * config/rs6000/altivec.md (whole file): Move all expanders to
2575 vector.md from altivec.md. Rename insn matching functions to be
2577 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2578 (altivec_vcmp*): Ditto.
2579 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2580 (VM): New iterator for moves that includes the VSX types.
2581 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2582 (altivec_vperm_<mode>_uns): New, for unsigned types.
2583 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2584 (altivec_eq<mode>): Ditto.
2585 (altivec_gt<mode>): Ditto.
2586 (altivec_gtu<mode>): Ditto.
2587 (altivec_eqv4sf): Ditto.
2588 (altivec_gev4sf): Ditto.
2589 (altivec_gtv4sf): Ditto.
2590 (altivec_vcmpbfp_p): Ditto.
2592 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2594 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2597 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2600 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2601 ASM_SHORT instead of .word.
2602 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2603 instead of .word in asm template.
2605 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2608 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2609 (process_bb_node_lives): Use it.
2611 * ira.c (setup_cover_and_important_classes): Don't setup
2612 ira_important_class_nums. Add cover classes to the end of
2614 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2616 (find_reg_class_closure): Use reorder_important_classes.
2618 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2620 * config/i386/i386.c (i386_ira_cover_classes): New function.
2621 (TARGET_IRA_COVER_CLASSES): Redefine.
2623 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2624 importance of order of cover classes in the array.
2626 2009-07-22 Diego Novillo <dnovillo@google.com>
2628 * tree-pass.h (TDF_EH): Define.
2629 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2630 contains TDF_EH, print the EH region number holding GS.
2631 * tree-dump.c (dump_options): Add "eh".
2632 * doc/invoke.texi: Document it.
2634 2009-07-22 Doug Kwan <dougkwan@google.com>
2636 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2638 2009-07-22 Michael Matz <matz@suse.de>
2640 PR tree-optimization/35229
2641 PR tree-optimization/39300
2643 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2644 (inhibit_phi_insertion): New function.
2645 (insert_into_preds_of_block): Call it for REFERENCEs.
2646 (init_pre): Initialize and finalize scalar evolutions.
2647 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2649 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2651 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2652 Use CONST_VECTOR_NUNITS to determine number of elements.
2654 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2656 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2657 (U, W): Constraints are now deprecated and will be removed if we
2659 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2661 ("prefetch"): Add the stcmh instruction for prefetching.
2662 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2664 (s390_short_displacement): Return always true if compiling for
2665 machines not providing the long displacement facility.
2666 (s390_mem_constraint): Support the new constraint letter Z.
2667 (s390_check_qrst_address): New function.
2669 2009-07-21 DJ Delorie <dj@redhat.com>
2671 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2674 2009-07-21 Jason Merrill <jason@redhat.com>
2676 * c-common.c (max_tinst_depth): Increase default to 1024.
2678 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2680 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2681 (vec_unpacku_float_lo_v4si): Ditto.
2683 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2686 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2687 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2688 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2689 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2691 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2693 PR tree-optimization/40813
2694 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2697 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2699 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2700 with a NOP_EXPR if needed.
2702 2009-07-21 Paul Brook <paul@codesourcery.com>
2704 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2705 Terminate debug dump with newline.
2707 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2709 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2710 Cast "1" to unsigned HOST_WIDE_INT.
2711 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2712 deposit length to the maximum length - lsb. Extend length if
2713 HOST_BITS_PER_WIDE_INT is 32.
2715 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2717 * cgraph.h (constant_pool_htab): New function.
2718 (constant_descriptor_tree): Move from varasm.c.
2719 * varasm.c (constant_pool_htab): New function.
2720 (constant_descriptor_tree): Move to cgraph.h.
2722 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2724 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2726 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2728 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2731 2009-07-20 Xinliang David Li <davidxl@google.com>
2733 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2735 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2737 * config/mips/mips.md (move_type): Add arith.
2738 (type): Handle arith.
2739 (zero_extendsidi2): Rename this into ...
2740 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2741 (zero_extendsidi2): New expander.
2742 (*zero_extendsidi2_dext): New pattern.
2744 2009-07-20 Nick Clifton <nickc@redhat.com>
2746 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2747 to set MIPS_ABI_DEFAULT.
2748 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2750 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2752 * tree-object-size.c (addr_object_size): Handle unions with
2753 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2755 PR tree-optimization/40792
2756 * tree.c (build_function_type_skip_args): Remove bogus assert.
2758 2009-07-20 Jan Hubicka <jh@suse.cz>
2759 Martin Jambor <mjambor@suse.cz>
2761 * cgraph.h (combined_args_to_skip): New field.
2762 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2763 combined_args_to_skip and args_to_skip.
2764 * tree-inline.c (update_clone_info): New function.
2765 (tree_function_versioning): Call update_clone_info.
2766 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2768 (cgraph_materialize_all_clones): More extensive dumping, working
2769 with combined_args_to_skip rather than args_to_skip.
2771 2009-07-20 Ira Rosen <irar@il.ibm.com>
2773 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2774 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2775 (get_initial_def_for_reduction): Likewise.
2776 (vectorizable_reduction): Skip the check of first operand in case
2777 of COND_EXPR. Add check that it is outer loop vectorization if
2778 nested cycle was detected. Call vectorizable_condition() for
2779 COND_EXPR. If reduction epilogue cannot be created do not fail for
2780 nested cycles (if it is not double reduction). Assert that there
2781 is only one type in the loop in case of COND_EXPR. Call
2782 vectorizable_condition() to vectorize COND_EXPR.
2783 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2784 Add parameters. Allow nested cycles if called from
2785 vectorizable_reduction(). Use reduction vector variable if provided.
2786 (vect_analyze_stmt): Call vectorizable_reduction() before
2787 vectorizable_condition().
2788 (vect_transform_stmt): Update call to vectorizable_condition().
2790 2009-07-20 Christian Bruel <christian.bruel@st.com>
2792 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2793 * doc/invoke.texi (-mfmovd): Likewise.
2794 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2796 2009-07-20 Jan Hubicka <jh@suse.cz>
2798 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2799 when handling SSA name.
2801 2009-07-19 Jan Hubicka <jh@suse.cz>
2803 PR tree-optimization/40676
2804 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2805 virtual PHIs in empty BBs.
2807 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2809 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2810 re-expanded the compound use gen_lowpart instead to convert to the
2813 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2815 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2816 OUTER_CONST arguments.
2817 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2818 the new wider mode will be masked off.
2819 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2821 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2823 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2824 high-order bits are zero.
2826 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2828 * combine.c (simplify_shift_const_1): Split code to determine
2830 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2831 new bits shifted in are identical to the old sign bit.
2833 2009-07-18 Richard Guenther <rguenther@suse.de>
2836 * gimplify.c (gimplify_call_expr): Reject code using results from
2837 functions returning void.
2839 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2841 * doc/md.texi: Document the new PowerPC "es" constraint.
2842 Document that "m" can include automodified addresses on this target,
2843 and explain how %U must be used. Extend the "Q" and "Z" documentation
2844 to suggest "es" as well as "m".
2845 * config/rs6000/constraints.md (es): New memory constraint.
2846 (Q, Z): Update strings to match new documentation.
2848 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2850 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2851 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2852 * config/rs6000/predicates.md (volatile_mem_operand): Use
2853 offsettable_nonstrict_memref_p.
2854 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2855 (*floatunssidf2_internal): Likewise.
2856 (*fix_truncdfsi2_internal): Likewise.
2857 (*fix_trunctfsi2_internal): Likewise.
2859 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2861 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2863 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2865 2009-07-17 Richard Guenther <rguenther@suse.de>
2868 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2869 (pass_warn_unused_result): Likewise.
2870 (TODO_set_props): Remove.
2871 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2873 (pass_diagnose_omp_blocks): Define.
2874 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2875 (c_gimple_diagnostics_recursively): Remove.
2876 (finish_function): Do not call it.
2877 (c_write_global_declarations): Continue after errors.
2878 Finalize the CU here.
2879 * c-gimplify.c (c_genericize): Do not gimplify here.
2880 * c-common.c (c_warn_unused_result): Move ...
2881 * tree-cfg.c (do_warn_unused_result): ... here.
2882 (run_warn_unused_result): New function.
2883 (gate_warn_unused_result): New function.
2884 (pass_warn_unused_result): New pass.
2885 * c-common.h (c_warn_unused_result): Remove.
2886 * flags.h (flag_warn_unused_result): Declare.
2887 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2888 * opts.c (flag_warn_unused_result): Initialize to false.
2889 * toplev.c (compile_file): Add comment.
2890 * omp-low.c (create_omp_child_function): Do not register
2891 the function with the frontend.
2892 (diagnose_omp_structured_block_errors): Prepare to be
2893 called as optimization pass.
2894 (gate_diagnose_omp_blocks): New function.
2895 (pass_diagnose_omp_blocks): New pass.
2896 * cgraph.h (cgraph_optimize): Remove.
2897 (cgraph_analyze_function): Likewise.
2898 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2899 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2900 before their parents here.
2901 (cgraph_finalize_function): Not here.
2902 (cgraph_analyze_function): Gimplify functions here.
2903 (cgraph_finalize_compilation_unit): Continue after errors.
2904 Optimize the callgraph from here.
2905 (cgraph_optimize): Make static.
2906 * langhooks.c (write_global_declarations): Finalize the CU.
2907 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2908 (gimplify_function_tree): Assert we gimplify only once.
2909 Set PROP_gimple_any property.
2910 * tree-nested.c (gimplify_all_functions): New function.
2911 (lower_nested_functions): Gimplify all nested functions.
2912 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2913 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2914 and pass_diagnose_omp_blocks after gimplification. Do not
2915 set TODO_set_props on all_lowering_passes.
2916 (execute_one_pass): Do not handle TODO_set_props.
2917 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2918 (gimplify.o): Add tree-pass.h dependency.
2919 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2920 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2921 (unsave_r): Likewise.
2922 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2925 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2927 * doc/service.texi (Service): Restore previously removed link,
2928 which isn't broken after all.
2930 2009-07-17 Richard Guenther <rguenther@suse.de>
2932 PR tree-optimization/40321
2933 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2934 PHI nodes to the maximal set.
2935 (make_values_for_phi): Add PHI arguments to the maximal set.
2936 (execute_pre): Dump PHI_GEN and the maximal set.
2938 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2941 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2944 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2946 * doc/extend.texi (Nested Functions): Replace broken link with
2948 * doc/service.texi (Service): Remove broken link.
2950 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2953 * builtins.c (expand_builtin_memcmp): Use loc instead of
2954 EXPR_LOCATION (exp).
2955 (expand_builtin_strncmp): Likewise.
2957 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2958 Manuel López-Ibáñez <manu@gcc.gnu.org>
2961 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2962 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2963 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2964 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2965 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2966 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2967 tree-inline.c, c-common.c, c-common.h, gimple.c,
2968 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2969 convert.c: Add location argument to fold_{unary,binary,ternary},
2970 fold_build[123], build_call_expr, build_size_arg,
2971 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2972 fold_build1_initializer, fold_build2_initializer,
2973 fold_build3_initializer, fold_build_call_array,
2974 fold_build_call_array_initializer, fold_single_bit_test,
2975 omit_one_operand, omit_two_operands, invert_truthvalue,
2976 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2977 combine_comparisons, fold_builtin_*, fold_call_expr,
2978 build_range_check, maybe_fold_offset_to_address, round_up,
2981 2009-07-16 Jason Merrill <jason@redhat.com>
2984 * c-common.c (c_common_reswords): Add __is_standard_layout
2986 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2987 * doc/implement-cxx.texi: New.
2988 * doc/gcc.texi: Include it.
2990 2009-07-16 DJ Delorie <dj@redhat.com>
2992 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2993 compares that may be indirectly affected by previous instructions.
2995 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2997 * builtins.c (do_mpc_arg2): New.
2998 (fold_builtin_2): Fold builtin cpow.
2999 * real.h (HAVE_mpc_pow): New.
3001 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3003 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3004 comparison to skip unprofitable schedule
3006 2009-07-16 Simon Baldwin <simonb@google.com>
3008 * gcc.c (option_map): New flag -no-canonical-prefixes.
3009 * (display_help): Print help text for new flag.
3010 * (process_command): Move options translation and language specifics
3011 and handle new flag early. Use it to set a function pointer to a
3012 prefix builder. Replace make_relative_prefix calls with calls to
3013 the function pointed to. Ignore new flag in regular options handling.
3014 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3016 2009-07-15 DJ Delorie <dj@redhat.com>
3018 * config/mep/mep.md (sibcall_internal): Change register to avoid
3020 (sibcall_value_internal): Likewise.
3022 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3024 PR rtl-optimization/40710
3025 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3027 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3029 * config/mips/mips.md (*extenddi_truncate<mode>,
3030 *extendsi_truncate<mode>): Change type attribute to move_type
3031 with shift_shift. Split out code handling exts from here ...
3032 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3034 (*extendhi_truncateqi): Change type attribute to move_type with
3035 shift_shift. Split out code handling exts from here ...
3036 (*extendhi_truncateqi_exts): ... to this new pattern.
3038 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3040 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3041 instead of "and" with inverted sign bit mask value. Use
3042 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3043 Allocate registers only for operand 4 and operand 5.
3045 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3048 * fold-const.c (fold_cond_expr_with_comparison): When folding
3049 < and <= to MIN, make sure the MIN uses the same type as the
3050 comparison's operands.
3052 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3054 * arm.md (ior_xor): New code iterator.
3055 (split for ior/xor with shift and zero-extend): New split pattern.
3056 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3058 2009-07-15 Richard Guenther <rguenther@suse.de>
3060 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3063 2009-07-15 Richard Guenther <rguenther@suse.de>
3066 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3068 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3070 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3071 handle 2.6.30 kernel.
3073 2009-07-15 DJ Delorie <dj@redhat.com>
3075 * config/mep/mep.md (sibcall_internal): Change register to allow
3076 for 24-bit addresses.
3077 (sibcall_value_internal): Likewise.
3079 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3081 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3082 that are enabled/disabled by the flags introduced by a previous patch.
3084 2009-07-14 DJ Delorie <dj@redhat.com>
3086 * config/mep/mep.md (sibcall_internal): Include non-toggling
3088 (sibcall_value_internal): Likewise.
3090 2009-07-14 Taras Glek <tglek@mozilla.com>
3091 Rafael Espindola <espindola@google.com>
3093 * doc/sourcebuild.texi: Document install-plugin target.
3094 * configure.ac: Added install-plugin target to language makefiles.
3095 * configure: Regenerate.
3096 * Makefile.in: (install-plugin): Install more headers,
3097 depend on lang.install-plugin.
3099 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3101 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3104 2009-07-14 DJ Delorie <dj@redhat.com>
3106 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3107 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3108 * config/mep/mep.md (sibcall_internal): Change test from
3109 mep_vliw_mode_match to mep_vliw_jmp_match.
3110 (sibcall_value_internal): Likewise.
3112 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3114 * config/i386/sse.md (copysign<mode>3): New expander.
3115 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3116 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3117 Use ix86_build_const_vector.
3118 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3119 IX86_BUILTIN_CPYSGNPD.
3120 (builtin_description): Add __builtin_ia32_copysignps and
3121 __builtin_ia32_copysignpd.
3122 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3123 and BUILT_IN_COPYSIGNF.
3125 2009-07-13 Jason Merrill <jason@redhat.com>
3127 * builtins.c (can_trust_pointer_alignment): New fn.
3128 (get_pointer_alignment): Factor it out from here.
3129 * tree.h: Declare it.
3131 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3133 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3136 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3140 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3142 2009-07-14 Richard Guenther <rguenther@suse.de>
3143 Andrey Belevantsev <abel@ispras.ru>
3146 * cfgexpand.c (partition_stack_vars): Do not bother to update
3147 alias information when not optimizing.
3149 2009-07-14 Richard Guenther <rguenther@suse.de>
3150 Andrey Belevantsev <abel@ispras.ru>
3152 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3153 (pt_solution_set): Likewise.
3154 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3155 * tree-ssa-structalias.c (pt_solution_set): New function.
3156 * final.c (rest_of_clean_state): Free SSA data structures.
3157 * print-rtl.c (print_decl_name): Remove.
3158 (print_mem_expr): Implement in terms of print_generic_expr.
3159 * alias.c (ao_ref_from_mem): New function.
3160 (rtx_refs_may_alias_p): Likewise.
3161 (true_dependence): Query alias-export info.
3162 (canon_true_dependence): Likewise.
3163 (write_dependence_p): Likewise.
3164 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3166 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3167 (mem_expr_equal_p): Use operand_equal_p.
3168 (set_mem_attributes_minus_bitpos): Do not use
3169 component_ref_for_mem_expr.
3170 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3171 (update_alias_info_with_stack_vars): Likewise.
3172 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3173 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3174 explicitly nor clear stmt operands.
3175 Free the decl-to-pointer map.
3176 * tree-optimize.c (execute_free_datastructures): Do not free
3177 SSA data structures here.
3178 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3179 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3180 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3182 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3184 2009-07-13 DJ Delorie <dj@redhat.com>
3186 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3187 unrolling at the right iteration count.
3189 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3192 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3194 * haifa-sched.c (rank_for_schedule): Introduced flags to
3195 enable/disable individual scheduling heuristics.
3196 * common.opt: Introduced flags to enable/disable individual
3197 heuristics in the scheduler.
3198 * doc/invoke.texi: Introduced flags to enable/disable individual
3199 heuristics in the scheduler.
3201 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3203 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3204 config/i386/mingw-tls.c.
3205 * config/i386/mingw-tls.c: Removed.
3207 2009-07-13 Ira Rosen <irar@il.ibm.com>
3209 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3210 checks access only relevant statements.
3211 (vectorizable_reduction): Likewise.
3213 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3215 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3216 just for 32-bit case.
3218 2009-07-12 Jan Hubicka <jh@suse.cz>
3220 PR tree-optimization/40585
3221 * except.c (expand_resx_expr): When there already is resume
3222 instruction, produce linked list.
3223 (build_post_landing_pads): Assert that resume is empty.
3224 (connect_post_landing_pads): Handle resume lists.
3225 (dump_eh_tree): Dump resume list.
3227 2009-07-12 Ira Rosen <irar@il.ibm.com>
3229 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3230 with additional argument.
3231 * tree-vectorizer.h (enum vect_def_type): Add
3232 vect_double_reduction_def.
3233 (vect_is_simple_reduction): Add argument.
3234 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3236 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3237 vect_is_simple_reduction with additional argument.
3238 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3240 (reduction_code_for_scalar_code): Handle additional codes by
3241 returning ERROR_MARK for them. Fix comment and indentation.
3242 (vect_is_simple_reduction): Fix comment, add argument to specify
3243 double reduction. Detect double reduction.
3244 (get_initial_def_for_induction): Fix indentation.
3245 (get_initial_def_for_reduction): Fix comment and indentation.
3246 Handle double reduction. Create initial definitions that do not
3247 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3248 (vect_create_epilog_for_reduction): Fix comment, add argument to
3249 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3250 epilogue result extraction. Create double reduction phi node and
3251 replace relevant uses.
3252 (vectorizable_reduction): Call vect_is_simple_reduction with
3253 additional argument. Fix indentation. Update epilogue code treatment
3254 according to the changes in reduction_code_for_scalar_code. Check
3255 for double reduction. Call vect_create_epilog_for_reduction with
3256 additional argument.
3257 * tree-vect-stmts.c (process_use): Handle double reduction, update
3259 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3260 (vect_get_vec_def_for_operand): Likewise.
3262 2009-07-12 Danny Smith <dansmister@gmail.com>
3264 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3265 dllexport if !TREE_PUBLIC.
3266 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3268 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3270 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3271 (avr_extra_arch_macro) Remove declatation.
3272 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3273 (avr_extra_arch_macro) Declare as static.
3274 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3276 2009-07-11 Jan Hubicka <jh@suse.cz>
3279 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3281 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3284 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3285 cold_in_std_section bits.
3286 (dwarf2out_begin_prologue): Initialize them.
3287 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3288 if already covered by text_section or cold_text_section range.
3290 PR rtl-optimization/40667
3291 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3292 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3293 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3294 * config/i386/i386.c (ix86_minimum_alignment): New function.
3295 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3296 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3297 * emit-rtl.c (gen_reg_rtx): Likewise.
3298 * function.c (assign_parms): Likewise. If nominal_type needs
3299 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3300 rather than passed_type's alignment.
3303 * function.c (assign_parm_setup_stack): Adjust
3304 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3305 from nominal_mode on big endian.
3307 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3309 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3311 2009-07-10 DJ Delorie <dj@redhat.com>
3313 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3315 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3317 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3319 (thumb2_cbnz): Likewise.
3321 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3324 * config.gcc (supported_defaults): Add synci.
3325 (with_synci): Add validation.
3326 (all_defaults): Add synci.
3327 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3330 * config/mips/mips.opt (msynci): New option.
3331 * config/mips/mips.c (mips_override_options): Warn on use of
3332 -msynci for targets that do now support it.
3333 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3335 * gcc/doc/invoke.texi (-msynci): Document the new option.
3336 * doc/install.texi (--with-synci): Document the new option.
3338 2009-07-10 Richard Guenther <rguenther@suse.de>
3340 PR tree-optimization/40496
3341 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3342 the PHI result with a compatible type.
3344 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3348 * c.opt (Wunused-result): New.
3349 * doc/invoke.texi: Document it.
3350 * c-common.c (c_warn_unused_result): Use it.
3352 2009-07-09 DJ Delorie <dj@redhat.com>
3354 * targhooks.c (default_target_can_inline_p): Rename from
3355 default_target_option_can_inline_p.
3356 * targhooks.h (default_target_can_inline_p): Likewise.
3357 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3358 TARGET_OPTION_CAN_INLINE_P.
3359 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3360 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3361 (mep_target_can_inline_p): Rename from
3362 mep_target_option_can_inline_p.
3365 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3366 registers used to pass vectors.
3368 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3370 2009-07-09 Tom Tromey <tromey@redhat.com>
3372 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3373 * config/mmix/mmix.c: Include dwarf2.h.
3374 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3375 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3376 * config/sh/sh.c: Include dwarf2.h.
3377 * config/i386/i386.c: Include dwarf2.h.
3378 * Makefile.in (DWARF2_H): Remove 'elf'.
3379 * except.c: Include dwarf2.h.
3380 * unwind-dw2.c: Include dwarf2.h.
3381 * dwarf2out.c: Include dwarf2.h.
3382 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3383 * unwind-dw2-fde.c: Include dwarf2.h.
3384 * dwarf2asm.c: Include dwarf2.h.
3386 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3388 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3389 (max_issue): Use it.
3390 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3392 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3393 (region_sched_info): Update.
3394 * sched-ebb.c (ebb_sched_info): Update.
3395 * modulo-sched.c (sms_sched_info): Update.
3396 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3398 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3400 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3402 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3404 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3406 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3409 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3410 arg1 with arg01 if arg1 is already INTEGER_CST.
3412 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3414 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3415 Transform (and (truncate)) into (truncate (and)).
3417 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3419 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3420 creating LHS paradoxical subregs. Fix surrounding returns to
3421 use NULL_RTX rather than 0.
3423 2009-07-08 DJ Delorie <dj@redhat.com>
3425 * config/mep/mep.c: (mep_option_can_inline_p): New.
3426 (TARGET_OPTION_CAN_INLINE_P): Define.
3428 2009-07-08 Mark Wielaard <mjw@redhat.com>
3431 * dwarf2out.c (add_data_member_location_attribute): When we have
3432 only a constant offset don't emit a new location description using
3433 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3436 2009-07-08 Richard Henderson <rth@redhat.com>
3439 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3440 (enum reg_class): Add CLOBBERED_REGS.
3441 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3442 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3443 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3444 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3445 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3446 force 64-bit sibcalls into R11.
3447 * config/i386/constraints.md (U): New constraint.
3448 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3449 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3450 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3452 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3454 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3456 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3457 * ebitmap.h (dump_ebitmap): Ditto.
3458 * optabs.h (optab_libfunc): Ditto.
3459 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3460 * tree-flow.h (vect_can_force_dr_alignment_p,
3461 get_vectype_for_scalar_type): Ditto.
3462 (vectorize_loops): Move prototype to ...
3463 * tree-vectorizer.h: ... here. Also, adjust comment.
3464 (vect_set_verbosity_level): Remove duplicate prototype.
3465 * tree-ssa-loop.c: Include tree-vectorizer.h.
3466 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3468 2009-07-08 Nick Clifton <nickc@redhat.com>
3470 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3473 2009-07-08 DJ Delorie <dj@redhat.com>
3475 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3476 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3477 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3479 * config/mep/intrinsics.md: Regenerated.
3480 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3481 registers when asm() or calls are detected.
3483 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3486 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3488 * gimple (gimple_build_call_from_tree): Likewise.
3489 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3490 no_warning flag before warning.
3492 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3494 * tree.c (set_expr_locus): Remove.
3495 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3496 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3498 * gimplify.c (internal_get_tmp_var): Likewise.
3499 (gimplify_call_expr): Likewise.
3500 (gimplify_one_sizepos): Likewise.
3502 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3505 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3506 to variables for debugging purposes.
3508 2009-06-23 Mark Loeser <mark@halcy0n.com>
3511 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3513 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3515 * pretty-print.c (pp_base_format): Remove %J.
3516 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3517 gcc_cxxdiag_char_table): Likewise.
3518 (init_dynamic_diag_info): Likewise.
3520 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3522 * pretty-print.c (pp_base_format): Remove %H.
3523 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3524 gcc_cxxdiag_char_table): Likewise.
3525 (init_dynamic_diag_info): Likewise.
3526 * config/mep/mep.c (mep_select_section): Likewise.
3528 2009-07-07 Duncan Sands <baldrick@free.fr>
3530 * final.c (pass_clean_state): Give the pass a name.
3531 * passes.c (pass_rest_of_compilation): Likewise.
3532 * tree-optimize.c (pass_all_optimizations): Likewise.
3534 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3536 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3537 an extra 'decl' for error_at.
3539 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3542 * tree-tailcall.c (adjust_return_value_with_ops,
3543 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3544 if it has complex or vector type.
3546 2009-07-07 Olivier Hainque <hainque@adacore.com>
3548 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3551 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3553 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3555 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3557 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3558 * c-decl.c: Likewise.
3559 * function.c: Likewise.
3560 * varasm.c: Likewise.
3561 * tree-ssa.c: Likewise.
3562 * c-common.c: Likewise.
3563 * tree-cfg.c: Likewise.
3564 * config/spu/spu.c: Likewise.
3565 * config/ia64/ia64.c: Likewise.
3566 * config/v850/v850.c: Likewise.
3568 2009-07-06 DJ Delorie <dj@redhat.com>
3570 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3571 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3572 unspecified accesses to control registers.
3573 * config/mep/intrinsics.md: Regenerate.
3574 * config/mep/intrinsics.h: Regenerate.
3575 * config/mep/mep-intrin.h: Regenerate.
3577 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3579 * c-lex.c: Replace %H by an explicit location. Update all calls.
3580 * c-common.c: Likewise.
3581 * c-decl.c: Likewise.
3582 * c-typeck.c: Likewise.
3583 * fold-const.c: Likewise.
3584 * gimplify.c: Likewise.
3586 * tree-cfg.c: Likewise.
3587 * tree-ssa-loop-niter.c: Likewise.
3588 * tree-vrp.c: Likewise.
3589 * value-prof.c: Likewise.
3591 2009-07-06 Diego Novillo <dnovillo@google.com>
3593 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3594 if it has one. Handle cases where VAR does not have an
3595 annotation or cfun is NULL.
3597 2009-07-06 Diego Novillo <dnovillo@google.com>
3599 * tree.c: Include debug.h.
3600 (initialize_tree_contains_struct): New.
3601 (init_ttree): Call it.
3602 (tree_node_structure_for_code): Factor out of ...
3603 (tree_node_structure): ... here.
3604 * treestruct.def (TS_PHI_NODE): Remove.
3605 (TS_GIMPLE_STATEMENT): Remove.
3607 2009-07-06 Diego Novillo <dnovillo@google.com>
3609 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3610 (debug_tree_chain): Handle cycles.
3612 2009-07-06 Nick Clifton <nickc@redhat.com>
3613 DJ Delorie <dj@redhat.com>
3615 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3616 __FMOVD_ENABLED__ is defined.
3618 (TARGET_FMOVD): Provide a default definition.
3619 (MASK_FMOVD): Likewise.
3620 (TARGET_CPU_CPP_BUILTINS): Define
3621 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3622 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3623 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3624 (split for DF load from memory into register): Also handle
3625 MEMs which consist of REG+DISP addressing.
3626 (split for DF store from register to memory): Likewise.
3627 (movsf_ie): Always use single fp_mode.
3628 * config/sh/sh.c (sh_override_options): Do not automatically
3629 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3630 that to the -mfmovd command line switch.
3631 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3632 (fldi_ok): Always allow.
3633 * config/sh/sh.opt (mfmovd): Remove this switch.
3634 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3636 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3637 Kaz Kojima <kkojima@gcc.gnu.org>
3639 PR rtl-optimization/30807
3640 * postreload.c (reload_combine): For every new use of REG_SUM,
3641 record the use of BASE.
3643 2009-07-06 Jan Hubicka <jh@suse.cz>
3645 * params.def: Revert my accidental commit at 2009-06-30.
3647 2009-07-04 Ian Lance Taylor <iant@google.com>
3650 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3652 (mingw_format_attribute_overrides): Likewise.
3654 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3657 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3658 don't check cfa.reg. Instead of cfa.indirect use
3659 fde && fde->drap_reg != INVALID_REGNUM test.
3661 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3663 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3665 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3668 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3670 2009-07-03 Richard Guenther <rguenther@suse.de>
3672 PR tree-optimization/40640
3673 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3676 2009-07-03 Jan Hubicka <jh@suse.cz>
3678 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3679 for size, reduce amount of inlining.
3681 2009-07-03 Richard Guenther <rguenther@suse.de>
3684 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3685 if t +- x is known to not overflow and the conversion widens the
3687 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3689 2009-07-03 Jan Hubicka <jh@suse.cz>
3691 * ipa-pure-const.c (analyze): Update loop optimizer init.
3692 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3693 try_remove_empty_loop, remove_empty_loops): Remove.
3694 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3695 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3696 to mark regular loops as neccesary.
3697 (degenerate_phi_p): New function.
3698 (propagate_necessity, remove_dead_phis): Use it.
3699 (forward_edge_to_pdom): Likewise.
3700 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3701 virtual PHI nodes that became unreachable.
3702 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3703 * tree-flow.h (remove_empty_loops): Remove.
3704 * passes.c (init_optimization_passes): Remove.
3706 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3708 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3709 can_create_pseudo_p.
3710 (*fix_trunc<mode>_i387_1): Ditto.
3711 (*floathi<mode>2_1): Ditto.
3712 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3713 (*fistdi2_1): Ditto.
3714 (*fist<mode>2_1): Ditto.
3715 (frndintxf2_floor): Ditto.
3716 (*fist<mode>2_floor_1): Ditto.
3717 (frndintxf2_ceil): Ditto.
3718 (*fist<mode>2_ceil_1): Ditto.
3719 (frndintxf2_trunc): Ditto.
3720 (frndintxf2_mask_pm): Ditto.
3721 (fxam<mode>2_i387_with_temp): Ditto.
3722 * config/i386/sse.md (mulv16qi3): Ditto.
3723 (*sse2_mulv4si3): Ditto.
3725 (sse4_2_pcmpestr): Ditto.
3726 (sse4_2_pcmpistr): Ditto.
3728 2009-07-03 Jan Hubicka <jh@suse.cz>
3730 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3731 (mark_stmt_necessary): Set it.
3732 (mark_operand_necessary): Set it.
3733 (mark_control_dependent_edges_necessary): Set it.
3734 (mark_virtual_phi_result_for_renaming): New function.
3735 (get_live_post_dom): New function.
3736 (forward_edge_to_pdom): New function.
3737 (remove_dead_stmt): Fix handling of control dependences.
3738 (tree_dce_init): Init new bitmap.
3739 (tree_dce_done): Free it.
3741 2009-07-02 Richard Guenther <rguenther@suse.de>
3744 * tree-ssa-structalias.c (new_var_info): Initialize
3747 2009-07-02 Jan Hubicka <jh@suse.cz>
3749 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3752 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3754 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3755 instead of recomputing it. Adjust calls.
3756 (emit_store_flag): Adjust recursive calls.
3758 2009-07-02 Richard Guenther <rguenther@suse.de>
3760 * tree-ssa-live.c (remove_unused_locals): Do not remove
3762 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3763 of DECL_EXTERNAL for HEAP variables.
3764 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3765 HEAP variables. Do not adjust RESTRICT vars.
3766 (find_what_var_points_to): Nobody cares if something
3769 2009-07-02 Ben Elliston <bje@au.ibm.com>
3771 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3772 pc_low and pc_high declarations to the top of the function.
3774 2009-07-01 DJ Delorie <dj@redhat.com>
3776 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3778 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3779 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3780 unspecified accesses to control registers.
3781 * config/mep/intrinsics.md: Regenerate.
3782 * config/mep/intrinsics.h: Regenerate.
3783 * config/mep/mep-intrin.h: Regenerate.
3785 2009-07-01 Anthony Green <green@moxielogic.com>
3787 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3788 instruction when possible.
3789 (moxie_expand_prologue): Ditto. Also, save an instruction and
3790 some complexity by popping off of $r12 instead of $sp.
3791 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3794 2009-07-01 Richard Henderson <rth@redhat.com>
3797 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3798 contained no insns, reposition note before last insn.
3800 2009-07-01 Richard Henderson <rth@redhat.com>
3803 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3804 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3806 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3809 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3810 darwin9 for printing reg addresses with %y.
3812 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3814 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3815 truncation from operands in binary operations.
3817 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3820 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3821 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3822 subreg of op0 to the original op0.
3824 * expmed.c (store_bit_field_1): Use a temporary as the destination
3825 instead of a paradoxical subreg when we need to truncate the result.
3827 2009-07-01 DJ Delorie <dj@redhat.com>
3829 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3830 names to VLIW variants.
3831 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3832 * config/mep/intrinsics.md: Regenerate.
3833 * config/mep/intrinsics.h: Regenerate.
3834 * config/mep/mep-intrin.h: Regenerate.
3836 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3839 * jump.c (returnjump_p): Revert last patch.
3840 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3842 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3845 * pa.md (casesi32p): Use jump table label to determine the offset
3847 (casesi64p): Likewise.
3849 * pa.c (forward_branch_p): Return bool type. Use instruction
3850 addresses when available. Assert that INSN has a jump label.
3851 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3854 2009-07-01 Richard Guenther <rguenther@suse.de>
3856 PR tree-optimization/19831
3857 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3858 that only act as barriers do not make any previous stores necessary.
3859 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3860 HEAP variables global, do not add a constraint from nonlocal.
3861 (find_func_aliases): Handle escapes through return statements.
3862 (compute_points_to_sets): Make escaped HEAP variables global.
3864 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3867 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3868 after reducing a DImode cstore to SImode.
3870 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3872 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3873 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3875 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3877 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3878 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3880 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3881 and umod_optab if TARGET_BSD_DIVMOD.
3882 * config/vax/lib1funcs.asm: New file.
3883 * config/vax/t-linux: New file.
3884 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3886 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3889 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3890 to type arguments that have void type.
3893 * dwarf2out.c (gen_formal_parameter_die): Call
3894 equate_decl_number_to_die if node is different from origin.
3896 2009-06-30 Anthony Green <green@moxielogic.com>
3898 Clean up moxie port for --enable-build-with-cxx.
3899 * config/moxie/moxie.c (moxie_function_value): First two
3900 parameters are const_tree, not tree.
3901 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3902 (REG_CLASS_NAMES): Ditto.
3903 (REGNO_REG_CLASS): Ditto.
3904 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3905 (moxie_function_value): Fix constyness of arguments.
3907 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3909 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3910 finalize_size_functions before further processing.
3911 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3912 (variable_size): Call self_referential_size on size expressions
3913 that contain a PLACEHOLDER_EXPR.
3914 (size_functions): New static variable.
3915 (copy_self_referential_tree_r): New static function.
3916 (self_referential_size): Likewise.
3917 (finalize_size_functions): New global function.
3918 * tree.c: Include tree-inline.h.
3919 (push_without_duplicates): New static function.
3920 (find_placeholder_in_expr): New global function.
3921 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3923 <tcc_expression>: Likewise.
3924 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3925 the call in the expression.
3926 * tree.h (finalize_size_functions): Declare.
3927 (find_placeholder_in_expr): Likewise.
3928 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3929 (substitute_placeholder_in_expr): Update comment.
3930 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3932 (copy_tree_body_r): Likewise.
3933 (copy_tree_body): New static function.
3934 (maybe_inline_call_in_expr): New global function.
3935 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3936 (maybe_inline_call_in_expr): Declare.
3937 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3938 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3941 2009-06-30 Richard Guenther <rguenther@suse.de>
3943 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3945 (propagate_necessity): Do not mark reaching defs of stores
3948 2009-06-30 Jan Hubicka <jh@suse.cz>
3950 * cfgloopanal.c (check_irred): Move into ...
3951 (mark_irreducible_loops): ... here; return true if ireducible
3953 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3954 (analyze_function): Try to prove loop finiteness.
3955 * cfgloop.h (mark_irreducible_loops): Update prototype.
3956 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3958 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3960 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3962 2009-06-30 Ira Rosen <irar@il.ibm.com>
3964 PR tree-optimization/40542
3965 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3968 2009-06-30 Martin Jambor <mjambor@suse.cz>
3970 PR tree-optimization/40582
3971 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3972 than useless_type_conversion_p.
3973 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3976 2009-06-30 Martin Jambor <mjambor@suse.cz>
3979 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3981 2009-06-30 Richard Guenther <rguenther@suse.de>
3983 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3984 use ao_ref references.
3985 (walk_aliased_vdefs): Likewise.
3986 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3987 * tree-ssa-dce.c (struct ref_data): Remove.
3988 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3989 (mark_aliased_reaching_defs_necessary): Adjust.
3990 (mark_all_reaching_defs_necessary_1): Likewise.
3992 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3995 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3996 (emit_store_flag_1): Extract from emit_store_flag, adjust
3997 calls to (what now is) emit_cstore.
3998 (emit_store_flag): Call emit_store_flag_1 and also use it
3999 for what used to be recursive calls.
4001 2009-06-30 Wei Guozhi <carrot@google.com>
4004 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
4005 if the target bb post dominates from bb.
4006 * config/i386/i386.c (memory_address_length): Check existence of base
4007 register before using it.
4009 2009-06-30 Nick Clifton <nickc@redhat.com>
4010 DJ Delorie <dj@redhat.com>
4012 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4013 __FMOVD_ENABLED__ is defined.
4015 (TARGET_FMOVD): Provide a default definition.
4016 (MASK_FMOVD): Likewise.
4017 (TARGET_CPU_CPP_BUILTINS): Define
4018 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4019 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4020 two fmov instructions depending upon whether TARGET_FMOVD is
4022 (split for DF load from memory into register): Also handle
4023 MEMs which consist of REG+DISP addressing.
4024 (split for DF store from register to memory): Likewise.
4025 * config/sh/sh.opt (mfmovd): Remove this switch.
4026 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4027 * config/sh/sh.c (sh_override_options): Do not automatically
4028 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4029 that to the -mfmovd command line switch.
4031 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4033 (fldi_ok): Always allow.
4034 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4036 2009-06-29 DJ Delorie <dj@redhat.com>
4038 * doc/install.texi (mep-x-elf): Correct chip's full name.
4040 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4042 * doc/extend.texi: Fix typo.
4044 2009-06-29 Tom Tromey <tromey@redhat.com>
4047 * Makefile.in (DWARF2_H): New variable.
4049 (dwarf2out.o): Likewise.
4050 (dwarf2asm.o): Likewise.
4051 * config/i386/t-i386: Use DWARF2_H.
4052 * except.c: Include elf/dwarf2.h.
4053 * unwind-dw2.c: Include elf/dwarf2.h.
4054 * dwarf2out.c: Include elf/dwarf2.h.
4055 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4056 <dtprel>: New field.
4057 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4058 (size_of_loc_descr): Likewise.
4059 (output_loc_operands_raw): Likewise.
4060 (output_loc_operands): Handle new dtprel field.
4061 (loc_checksum): Update.
4062 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4063 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4064 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4065 * dwarf2asm.c: Include elf/dwarf2.h.
4066 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4067 * config/mmix/mmix.c: Include elf/dwarf2.h.
4068 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4069 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4070 * config/sh/sh.c: Include elf/dwarf2.h.
4071 * config/i386/i386.c: Include elf/dwarf2.h.
4073 2009-06-29 DJ Delorie <dj@redhat.com>
4075 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4077 * doc/extend.texi: Add MeP attributes and pragmas.
4078 * doc/invoke.text: Add MeP Options.
4079 * doc/contrib.texi: Add MeP contribution.
4080 * doc/md.texi: Add MeP constraints.
4081 * doc/install.texi: Add MeP target.
4083 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4085 * target.h (struct gcc_target): Add frame_pointer_required field.
4086 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4087 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4088 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4090 * reload1.c (update_eliminables): (Ditto.).
4091 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4092 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4093 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4095 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4097 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4098 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4099 (arm_frame_pointer_required): New function.
4101 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4102 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4103 (avr_frame_pointer_required_p): Declare as static.
4104 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4106 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4107 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4108 (bfin_frame_pointer_required): Make as static, change return type
4110 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4112 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4113 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4114 (cris_frame_pointer_required): New function.
4116 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4118 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4119 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4120 (fr30_frame_pointer_required): New function.
4122 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4123 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4124 (frv_frame_pointer_required): Make as static, change return type
4126 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4128 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4129 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4130 (ix86_frame_pointer_required): Make as static, change return type to
4132 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4134 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4135 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4137 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4139 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4141 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4143 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4144 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4145 (mips_frame_pointer_required): Make as static.
4146 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4148 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4149 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4150 (mmix_frame_pointer_required): Mew function.
4152 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4153 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4155 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4157 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4159 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4161 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4162 (CAN_ELIMINATE): Redefine.
4163 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4164 (sparc_frame_pointer_required): New function.
4165 (sparc_can_eliminate): New function.
4166 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4168 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4169 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4171 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4172 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4173 (xtensa_frame_pointer_required): Make as static, change return type
4175 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4178 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4180 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4181 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4182 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4183 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4184 (register_callback): Handle PLUGIN_START_UNIT.
4185 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4187 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4189 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4191 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4192 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4194 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4196 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4199 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4201 * doc/extend.texi (Additional Floating Types): __float128 is also
4202 supported on i386 targets.
4204 2009-06-29 Richard Guenther <rguenther@suse.de>
4207 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4209 (pt_solutions_same_restrict_base): Declare.
4210 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4212 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4213 (make_constraint_from, make_copy_constraint): Move earlier.
4214 (make_constraint_from_heapvar): New function.
4215 (make_constraint_from_restrict): Likewise.
4216 (handle_lhs_call): Use it.
4217 (find_func_aliases): Use it to track conversions to restrict
4219 (struct fieldoff): Add only_restrict_pointers flag.
4220 (push_fields_onto_fieldstack): Initialize it.
4221 (create_variable_info_for): Track global restrict qualified pointers.
4222 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4223 Track restrict qualified pointer arguments.
4224 (set_uids_in_ptset): Use varinfo is_global_var flag.
4225 (find_what_var_points_to): Set the vars_contains_restrict flag.
4226 Always create the points-to solution for sets including restrict tags.
4227 (pt_solutions_same_restrict_base): New function.
4228 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4229 qualified pointers use pt_solutions_same_restrict_base as
4230 additional source for disambiguation.
4232 2009-06-29 Richard Guenther <rguenther@suse.de>
4235 * alias.c (find_base_decl): Remove.
4236 (get_deref_alias_set_1): Remove restrict handling.
4237 * c-common.c (c_apply_type_quals_to_decl): Do not set
4238 DECL_POINTER_ALIAS_SET.
4239 * gimplify.c (find_single_pointer_decl_1): Remove.
4240 (find_single_pointer_decl): Likewise.
4241 (internal_get_tmp_var): Remove restrict handling.
4242 (gimple_regimplify_operands): Likewise.
4243 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4244 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4245 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4246 * tree.c (restrict_base_for_decl): Remove.
4247 (init_ttree): Do not allocate it.
4248 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4249 LABEL_DECL_UID for label decls.
4250 (copy_node_stat): Do not copy restrict information.
4251 (decl_restrict_base_lookup): Remove.
4252 (decl_restrict_base_insert): Likewise.
4253 (print_restrict_base_statistics): Likewise.
4254 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4255 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4256 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4257 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4258 (LABEL_DECL_UID): Adjust.
4259 (DECL_BASED_ON_RESTRICT_P): Remove.
4260 (DECL_GET_RESTRICT_BASE): Likewise.
4261 (SET_DECL_RESTRICT_BASE): Likewise.
4262 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4264 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4265 instead of DECL_POINTER_ALIAS_SET.
4266 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4267 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4268 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4270 2009-06-29 Richard Guenther <rguenther@suse.de>
4272 PR tree-optimization/40579
4273 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4274 the IL to simplify has constants that overflowed.
4276 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4278 PR tree-optimization/40550
4279 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4280 vector_compute_type only when the size of vector_compute_type is
4281 less than the size of type.
4283 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4285 * fold-const.c (contains_label_1): Fix comments.
4286 (contains_label_p): Do not walk trees multiple time.
4288 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4290 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4291 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4292 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4293 ix86_fp_comparison_operator.
4294 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4295 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4296 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4297 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4298 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4299 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4300 (related splits): Change predicate to ix86_fp_comparison_operator.
4301 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4302 instead of ix86_fp_comparison_codes.
4303 (ix86_trivial_fp_comparison_operator,
4304 ix86_fp_comparison_operator): New.
4305 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4306 (ix86_expand_compare): Eliminate last two parameters.
4307 (ix86_fp_jump_nontrivial_p): Kill.
4308 * config/i386/i386.c (put_condition_code): Eliminate call to
4309 ix86_fp_comparison_codes and subsequent assertion.
4310 (ix86_fp_comparison_codes): Eliminate.
4311 (ix86_fp_swap_condition): New.
4312 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4313 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4314 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4315 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4316 and ix86_fp_swap_condition.
4317 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4318 Use ix86_fp_comparison_strategy.
4319 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4320 (ix86_fp_jump_nontrivial_p): Eliminate.
4321 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4322 call to ix86_expand_compare.
4323 (ix86_split_fp_branch, ix86_expand_setcc,
4324 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4325 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4327 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4329 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4330 related to jump_clobbers.
4331 * config/arm/arm.md (conds): Remove jump_clob case.
4332 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4333 splits): Change comparison_operator to arm_comparison_operator.
4334 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4337 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4339 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4340 condition for floating point modes.
4341 * expmed.c (emit_store_flag_1): Move here a bigger part
4343 (emit_store_flag): Try swapping the condition for floating point
4345 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4347 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4349 * expr.c (expand_expr_real_1): Just use do_store_flag.
4350 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4351 emit_store_flag_force.
4352 * expmed.c (emit_store_flag_force): Copy here trick
4353 previously in expand_expr_real_1. Try reversing the comparison.
4354 (emit_store_flag_1): Work if target is NULL.
4355 (emit_store_flag): Work if target is NULL, using the result mode
4356 from the comparison. Use split_comparison, restructure final part
4357 to simplify conditionals.
4359 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4361 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4362 * dojump.c (do_jump): Change handling of floating-point
4363 ops to use just do_compare_and_jump.
4364 (split_comparison): New.
4365 (do_compare_rtx_and_jump): Add here logic coming previously
4366 in do_jump, using split_comparison.
4368 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4371 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4373 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4375 * tree-ssa-alias.c: Fix unintentional commit.
4377 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4379 * passes.c (execute_one_pass): Fix unintentional commit.
4381 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4383 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4384 (df_rd_local_compute, df_md_local_compute): Inline them.
4386 (df_md_scratch): New.
4387 (df_md_alloc, df_md_free): Allocate/free it.
4388 (df_md_local_compute): Only include live registers in init.
4389 (df_md_transfer_function): Prune the in-set computed by
4390 the confluence function, and the gen-set too.
4392 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4394 PR rtl-optimization/26854
4395 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4396 * df-problems.c (df_rd_add_problem): Fix comment.
4397 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4398 df_md_simulate_artificial_defs_at_top,
4399 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4400 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4401 df_md_transfer_function, df_md_init, df_md_confluence_0,
4402 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4403 problem_MD, df_md_add_problem): New.
4404 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4405 df_md_get_bb_info): New.
4406 (DF_LAST_PROBLEM_PLUS1): Adjust.
4408 * Makefile.in (fwprop.o): Include domwalk.h.
4409 * fwprop.c: Include domwalk.h.
4410 (reg_defs, reg_defs_stack): New.
4411 (bitmap_only_bit_between): Remove.
4412 (process_defs): New.
4413 (process_uses): Use reg_defs and local_md instead of
4414 bitmap_only_bit_between and local_rd.
4415 (single_def_use_enter_block): New, from build_single_def_use_links.
4416 (single_def_use_leave_block): New.
4417 (build_single_def_use_links): Remove code moved to
4418 single_def_use_enter_block, invoke domwalk.
4419 (use_killed_between): Adjust comment.
4421 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4423 * bitmap.h (bitmap_ior_and_into): New.
4424 * bitmap.c (bitmap_ior_and_into): New.
4426 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4428 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4429 before_dom_children_before_stmts and after_dom_children_after_stmts.
4430 Rename the two remaining callbacks to just before_dom_children and
4431 after_dom_children. Remove other GIMPLE statement walking bits.
4432 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4433 * graphite.c: Do not include domwalk.h.
4434 * tree-into-ssa.c (interesting_blocks): New global.
4435 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4436 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4437 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4438 now that they're not domwalk callbacks.
4439 (rewrite_initialize_block): Rename to...
4440 (rewrite_enter_block): ... this, place after called functions. Test
4441 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4442 (rewrite_finalize_block): Rename to...
4443 (rewrite_leave_block): ... this, place after called functions.
4444 (rewrite_update_init_block): Rename to...
4445 (rewrite_update_enter_block): ... this, place after called functions.
4446 Test interesting_blocks, call rewrite_update_stmt and
4447 rewrite_update_phi_arguments.
4448 (rewrite_update_fini_block): Rename to...
4449 (rewrite_leave_block): ... this, place after called functions.
4450 (rewrite_blocks): Remove last argument, simplify initialization of
4452 (mark_def_sites_initialize_block): Rename to...
4453 (mark_def_sites_block): ... this, call mark_def_sites.
4454 (mark_def_sites_blocks): Remove argument, simplify initialization of
4456 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4457 (update_ssa): Likewise.
4458 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4460 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4461 (dom_opt_initialize_block): Rename to...
4462 (dom_opt_enter_block): ... this, place after called functions. Walk
4463 statements here, inline propagate_to_outgoing_edges.
4464 (dom_opt_finalize_block): Rename to...
4465 (dom_opt_leave_block): ... this, place after called functions.
4466 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4468 (dse_enter_block, dse_record_phi): New.
4469 (dse_record_phis): Delete.
4470 (dse_finalize_block): Rename to...
4471 (dse_leave_block): ... this.
4472 (tree_ssa_dse): Simplify initialization of walk_data.
4473 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4474 Adjust initialization of walk_data.
4475 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4476 * tree-ssa-loop-phiopt.c (get_non_trapping):
4477 Adjust initialization of walk_data.
4478 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4479 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4480 it's not a domwalk callback.
4481 (uncprop_initialize_block): Rename to...
4482 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4483 (dse_finalize_block): Rename to...
4484 (dse_leave_block): ... this.
4485 (tree_ssa_uncprop): Simplify initialization of walk_data.
4486 * Makefile.in: Adjust dependencies.
4488 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4490 * arm.md (casesi): Fix test for Thumb1.
4491 (thumb1_casesi_internal_pic): Likewise.
4492 (thumb1_casesi_dispatch): Likewise.
4494 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4496 * config/arm/arm-cores.def: Added core cortex-m0.
4497 * config/arm/arm-tune.md: Regenerated.
4498 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4500 2009-06-26 DJ Delorie <dj@redhat.com>
4502 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4504 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4505 the scheduler doesn't tag jump insns.
4507 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4509 * c-decl.c (merge_decls): Re-indent.
4511 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4514 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4515 Special-case decimal float constants.
4517 2009-06-26 Richard Henderson <rth@redhat.com>
4519 * function.h (struct function): Add cannot_be_copied_reason,
4520 and cannot_be_copied_set.
4521 * tree-inline.c (has_label_address_in_static_1): Rename from
4522 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4523 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4524 don't set inline_forbidden_reason.
4525 (copy_forbidden): New function, split out of inline_forbidden_p.
4526 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4527 (inline_forbidden_p): Use copy_forbidden.
4528 (tree_versionable_function_p): Likewise.
4529 (inlinable_function_p): Merge into tree_inlinable_function_p.
4530 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4531 * ipa-cp.c (ipcp_versionable_function_p): New function.
4532 (ipcp_cloning_candidate_p): Use it.
4533 (ipcp_node_modifiable_p): Likewise.
4535 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4537 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4538 that is marked not to be inlined. Remove flag_mudflap use.
4539 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4540 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4542 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4545 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4546 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4548 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4550 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4552 (__mingwthr_remove_key_dtor): Likewise.
4554 2009-06-26 Richard Guenther <rguenther@suse.de>
4556 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4558 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4561 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4562 try the non-cond_exec path also.
4564 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4567 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4568 (output_cbranch): Use new functions.
4569 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4572 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4573 Pat Haugen <pthaugen@us.ibm.com>
4574 Revital Eres <ERES@il.ibm.com>
4576 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4577 for %c error. Add %x support to print VSX registers as a unified
4578 register set, instead of separate float and altivec registers.
4579 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4580 %y case, and add support for VSX pre-modify addresses.
4581 (output_toc): Add assert for CONST containing an integer constant
4583 (rs6000_adjust_cost): Add POWER7 support.
4584 (insn_must_be_first_in_group): Ditto.
4585 (insn_must_be_last_in_group): Ditto.
4586 (rs6000_emit_popcount): Ditto.
4587 (rs6000_vector_mode_supported_p): Ditto.
4589 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4590 Change some of the functions called by macros to being called
4591 through a pointer, so debug functions can be inserted if
4592 -mdebug=addr or -mdebug=cost.
4593 (rs6000_preferred_reload_class_ptr): Ditto.
4594 (rs6000_secondary_reload_class_ptr): Ditto.
4595 (rs6000_secondary_memory_needed_ptr): Ditto.
4596 (rs6000_cannot_change_mode_class_ptr): Ditto.
4597 (rs6000_secondary_reload_inner): Ditto.
4598 (rs6000_legitimize_reload_address): Ditto.
4599 (rs6000_legitimize_reload_address_ptr): Ditto.
4600 (rs6000_mode_dependent_address): Ditto.
4601 (rs6000_mode_dependent_address_ptr): Ditto.
4603 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4604 function to return true if the mode allows reg + integer
4606 (virtual_stack_registers_memory_p): New function to return true if
4607 the address refers to a virtual stack register.
4608 (rs6000_legitimate_offset_address_p): Move code to say whether a
4609 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4611 (rs6000_legitimate_address_p): Add checks for modes that only can
4612 do reg+reg addressing. Start adding VSX support.
4613 (rs6000_legitimize_reload_address): Ditto.
4614 (rs6000_legitimize_address): Ditto.
4615 (rs6000_debug_legitimate_address_p): New debug functions for
4616 -mdebug=addr and -mdebug=cost.
4617 (rs6000_debug_rtx_costs): Ditto.
4618 (rs6000_debug_address_costs): Ditto.
4619 (rs6000_debug_adjust_cost): Ditto.
4620 (rs6000_debug_legitimize_address): Ditto.
4621 (rs6000_legitimize_reload_address_ptr): Point to call normal
4622 function or debug function. Make functions called via pointer
4624 (rs6000_mode_dependent_address_ptr): Ditto.
4625 (rs6000_secondary_reload_class_ptr): Ditto.
4626 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4627 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4628 into a friendlier error.
4629 (rs6000_init_builtins): Add initial VSX support.
4630 (rs6000_adjust_cost): Fix some spacing issues.
4632 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4633 (REG_CLASS_NAMES): Ditto.
4634 (REG_CLASS_CONTENTS): Ditto.
4635 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4636 pointer, to add -mdebug=addr support.
4637 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4638 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4639 -mdebug=addr support.
4640 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4641 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4642 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4644 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4646 (bswapsi*): Set attribute types for load/store. Add combiner
4647 patterns to eliminate zero extend on 64-bit.
4648 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4649 stdbrx if the hardware supports those instructions.
4651 2009-06-25 Ian Lance Taylor <iant@google.com>
4653 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4654 (Link Options): Document -static-libstdc++.
4656 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4659 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4660 DATA_ALIGNMENT instead.
4662 2009-06-25 Richard Guenther <rguenther@suse.de>
4664 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4665 indirect references against the callused/escaped solutions.
4666 (call_may_clobber_ref_p_1): Likewise.
4668 2009-06-25 Martin Jambor <mjambor@suse.cz>
4670 PR tree-optimization/40493
4671 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4672 (enum unscalarized_data_handling): New type.
4673 (handle_unscalarized_data_in_subtree): Return what has been done.
4674 (load_assign_lhs_subreplacements): Handle left flushes differently.
4675 (sra_modify_assign): Use unscalarized_data_handling, simplified
4676 condition determining whether to remove the statement.
4678 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4680 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4681 excerpt - @ should be doubled for texinfo.
4683 2009-06-24 Ian Lance Taylor <iant@google.com>
4685 * config/arc/arc.c: Include "df.h".
4686 (arc_attribute_table): Make static. Move higher in file.
4687 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4688 (output_shift): Initialize n later to avoid warning.
4689 * config/arm/arm.c (arm_attribute_table): Make static. Move
4691 * config/avr/avr.c (avr_attribute_table): Make static. Move
4693 (reg_class_tab): Change array type from int to enum reg_class.
4694 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4696 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4697 (lshrhi3_out): Likewise.
4698 (class_likely_spilled_p): Change return type to bool.
4699 (avr_rtx_costs): Use local code variable with enum type.
4700 * config/avr/avr.md (movmemhi): Use add_reg_note.
4701 (andhi3, andsi3): Don't use AS2 with "and".
4702 (iorhi3, iorsi3): Don't use AS2 with "or".
4703 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4704 * config/crx/crx.c: Include "df.h".
4705 (crx_attribute_table): Make static.
4706 * config/m32r/m32r.c: Include "df.h".
4707 (m32r_attribute_table): Make static. Move higher in file.
4708 (pop): Use add_reg_note.
4709 (block_move_call): Change 0 to LCT_NORMAL in function call.
4710 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4711 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4712 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4713 declare, not just when TREE_CODE is defined.
4714 * config/m68hc11/m68hc11.c: Include "expr.h".
4715 (m68hc11_attribute_table): Make static. Move higher in file.
4716 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4718 (m68hc11_register_indirect_p): Likewise.
4719 (m68hc11_function_arg_padding): Change return type to enum
4721 (emit_move_after_reload): Use add_reg_note.
4722 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4723 (m68hc11_split_logical): Likewise.
4724 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4726 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4727 to VOIDmode in function call.
4728 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4730 (m68hc11_split_logical): Update declaration.
4731 (m68hc11_function_arg_padding): Update declaration.
4732 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4733 to array of enum reg_class.
4734 (mcore_attribute_table): Make static. Move higher in file.
4735 (mcore_rtx_costs): Add cast to enum type.
4736 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4737 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4738 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4740 * config/sh/predicates.md (trapping_target_operand): Rename and to
4742 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4744 * config/spu/spu.c (spu_attribute_table): Make static. Move
4746 * config/v850/v850.c (v850_attribute_table): Make static. Move
4748 (v850_rtx_costs): Use local code with enum type.
4749 (expand_epilogue): Add cast.
4750 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4752 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4755 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4756 -m2a-single-only and -m2a-nofpu.
4757 * config/sh/sh.opt: Document m2a generates FPU code.
4759 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4761 * defaults.h (CAN_ELIMINATE): Provide default.
4762 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4763 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4764 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4765 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4766 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4767 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4768 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4769 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4770 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4771 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4773 2009-06-24 DJ Delorie <dj@redhat.com>
4775 * mep-ext-cop.cpu: Fix copyright notice.
4776 * mep-default: Fix copyright notice.
4777 * mep-core: Fix copyright notice.
4778 * mep: Fix copyright notice.
4779 * mep-ivc2: Fix copyright notice.
4780 * mep-c5: Fix copyright notice.
4782 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4784 * doc/contrib.texi (Contributors):
4786 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4789 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4790 src and dst operands if necessary.
4792 2009-06-23 DJ Delorie <dj@redhat.com>
4795 * config.gcc: Add mep support.
4796 * recog.c: Resurrect validate_replace_rtx_subexp().
4797 * recog.h: Likewise.
4798 * config/mep/: Add new port:
4799 * config/mep/constraints.md: New file.
4800 * config/mep/default.h: New file.
4801 * config/mep/intrinsics.h: New file.
4802 * config/mep/intrinsics.md: New file.
4803 * config/mep/ivc2-template.h: New file.
4804 * config/mep/mep-c5.cpu: New file.
4805 * config/mep/mep-core.cpu: New file.
4806 * config/mep/mep-default.cpu: New file.
4807 * config/mep/mep-ext-cop.cpu: New file.
4808 * config/mep/mep-intrin.h: New file.
4809 * config/mep/mep-ivc2.cpu: New file.
4810 * config/mep/mep-lib1.asm: New file.
4811 * config/mep/mep-lib2.c: New file.
4812 * config/mep/mep-pragma.c: New file.
4813 * config/mep/mep-protos.h: New file.
4814 * config/mep/mep-tramp.c: New file.
4815 * config/mep/mep.c: New file.
4816 * config/mep/mep.cpu: New file.
4817 * config/mep/mep.h: New file.
4818 * config/mep/mep.md: New file.
4819 * config/mep/mep.opt: New file.
4820 * config/mep/predicates.md: New file.
4821 * config/mep/t-mep: New file.
4823 2009-06-23 Ian Lance Taylor <iant@google.com>
4825 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4826 from loose_warn into c_loose_warn and from strict_warn into
4827 c_strict_warn. Set and substitute warn_cxxflags. Check for
4828 --enable-build-with-cxx. Set and substitute
4829 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4830 * Makefile.in (CXXFLAGS): New variable.
4831 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4832 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4833 the default is the same as $(STRICT_WARN).
4834 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4835 (CXX): New variable.
4836 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4837 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4838 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4839 (HOST_LIBS): New variable.
4840 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4841 (ALL_CXXFLAGS): New variable.
4842 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4843 * doc/install.texi (Configuration): Document
4844 --enable-build-with-cxx, --with-stage1-ldflags,
4845 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4846 * configure: Rebuild.
4848 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4850 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4851 from previous commit.
4853 2009-06-23 Ian Lance Taylor <iant@google.com>
4855 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4857 2009-06-23 Ian Lance Taylor <iant@google.com>
4859 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4860 with ATTRIBUTE_UNUSED.
4862 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4863 Pat Haugen <pthaugen@us.ibm.com>
4864 Revital Eres <eres@il.ibm.com>
4866 * config.in (HAVE_AS_POPCNTD): Add default definition.
4867 (HAVE_AS_LWSYNC): Ditto.
4869 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4871 (gcc_cv_as_powerpc_cmpb): Ditto.
4872 (gcc_cv_as_powerpc_dfp): Ditto.
4873 (gcc_cv_as_powerpc_vsx): Ditto.
4874 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4875 supporting the popcntd/lwsync instructions.
4876 (gcc_cv_as_powerpc_lwsync): Ditto.
4877 * configure: Regenerate.
4879 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4880 -mcpu=native and -mcpu=power7.
4881 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4883 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4884 a variable instead of a mask to reduce the number of mask bits.
4885 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4886 (-mbit-word): Ditto.
4887 (-mregnames): Ditto.
4888 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4889 (-mfused-madd): Ditto.
4891 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4893 (-mvsx): New switch for VSX instructions.
4894 (-misel): Move from a variable to a mask to allow it to be set by
4897 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4898 function declaration to an array declaration.
4899 (rs6000_hard_regno_nregs): New external array declaration.
4901 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4902 files included by rs6000.md.
4904 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4905 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4907 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4909 (rs6000_debug_reg): New -mdebug= variables.
4910 (rs6000_debug_addr): Ditto.
4911 (rs6000_debug_cost): Ditto.
4912 (rs6000_pmode): New variable to hold Pmode.
4913 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4914 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4915 calculated at compiler start.
4916 (rs6000_hard_regno_nregs): Change function to an array which holds
4917 HARD_REGNO_NREGS calculated at compiler start.
4918 (rs6000_explicit_options): Delete isel field.
4919 (rs6000_vector_unit): New array to hold which vector unit
4920 supports arithmetic options for a given type.
4921 (rs6000_vector_mem): New array to hold which vector unit supports
4922 memory reference operations for a given type.
4923 (rs6000_vector_align): New array to given the alignment of each
4925 (power7_cost): New basic costs for power7.
4926 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4927 (rs6000_hard_regno_nregs_internal): New function, moved from
4928 HARD_REGNO_NREGS, to calculate the number of registers each hard
4929 register takes for each type.
4930 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4931 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4932 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4933 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4934 unit information here so it is calculated once at compiler startup
4936 (rs6000_override_options): Make -misel a target mask. Add more
4937 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4938 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4940 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4941 (rs6000_handle_option): Move -misel from variable to target mask.
4942 (rs6000_builtin_mask_for_load): Add VSX support.
4943 (rs6000_conditional_register_usage): Ditto.
4944 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4945 (function_arg_boundary): Ditto.
4946 (rs6000_expand_builtin): Ditto.
4947 (def_builtin): Make abort message a little friendlier.
4948 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4950 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4951 assembler support the popcntd instruction instead of a vsx
4952 instruction to enable power7 support.
4953 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4954 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4955 option to the assembler if -mcpu=native.
4956 (ASM_CPU_NATIVE_SPEC): Ditto.
4957 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4959 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4960 the lwsync instruction.
4961 (enum processor_type): Add PROCESSOR_POWER7.
4962 (rs6000_debug_reg): New -mdebug= options.
4963 (rs6000_debug_addr): Ditto.
4964 (rs6000_debug_cost): Ditto.
4965 (rs6000_isel): Delete.
4966 (enum rs6000_vector): New enum to say what vector unit we have.
4967 (VECTOR_UNIT_*): New macros to say which vector unit has
4968 arithmetic operations for a given type.
4969 (VECTOR_MEM_*): New macros to say which vector unit has memory
4970 operations for a given type.
4971 (TARGET_LDBRX): Whether the machine supports the ldbrx
4973 (TARGET_ISEL): Delete, -misel moved to be a mask.
4974 (TARGET_ISEL64): New macro for 64-bit isel support.
4975 (UNITS_PER_VSX_WORD): New macro.
4976 (POINTER_SIZE): Move to be an external variable, rather than
4977 calculating whether we are generating 32 ot 64-bit code.
4979 (STACK_BOUNDARY): Add VSX support.
4980 (LOCAL_ALIGNMENT): Ditto.
4981 (SLOW_UNALIGNED_ACCESS): Ditto.
4982 (VSX_REGNO_P): New macro for VSX support.
4983 (VFLOAT_REGNO_P): Ditto.
4984 (VINT_REGNO_P): Ditto.
4985 (VLOGICAL_REGNO_P): Ditto.
4986 (VSX_VECTOR_MODE): Ditto.
4987 (VSX_SCALAR_MODE): Ditto.
4989 (VSX_MOVE_MODE): Ditto.
4990 (VSX_REG_CLASS_P): Ditto.
4991 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4993 (UNITS_PER_SIMD_WORD): Add VSX support.
4994 (MODES_TIEABLE_P): Ditto.
4995 (STARTING_FRAME_OFFSET): Ditto.
4996 (STACK_DYNAMIC_OFFSET): Ditto.
4997 (EPILOGUE_USES): Ditto.
4998 (REGNO_REG_CLASS): Move to array lookup.
4999 (CLASS_MAX_NREGS): Ditto.
5000 (rs6000_vector_reg_class): Add declaration.
5001 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
5002 overlap with the floating point and Altivec registers.
5004 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5006 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5007 give the appropriate asm switches if -mcpu=native.
5008 (host_detect_local_cpu): Add support for "asm".
5009 (host_detect_local_cpu): Follow GNU code guidelines for name.
5011 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5012 -mbit-word to a variable instead of being a target mask.
5014 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5015 emit the lwsync instruction instead of emitting the instruction as
5016 an integer constant.
5018 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5019 fixuns_trundfsi2, move expander into rs6000.md.
5021 * config/rs6000/rs6000.md (cpu): Add power7.
5022 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5023 (logical predicate patterns): Change the single instruction
5024 primitives that set CR0 to be fast_compare instead of compare.
5026 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5027 (popcntddi2): Ditto.
5028 (popcount<mode>): Ditto.
5029 (floating multiply/add insns): Name the floating point
5031 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5032 (isel_unsigned_<mode>): Ditto.
5033 (fixuns_trundfsi2): Move expander here from spe.md.
5034 (smindi3): Define if we have -misel on 64-bit systems.
5039 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5041 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5043 * config/avr/avr.c (avr_current_device): New variable.
5044 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5045 (avr_arch, mcu_type_s): Move to avr.h.
5046 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5047 default_data_section_start fields.
5048 (avr_arch): Moved from avr.c.
5049 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5050 library_name fields.
5051 (avr_current_device, avr_mcu_types, avr_arch_types,
5052 avr_device_to_arch, avr_device_to_data_start,
5053 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5054 (EXTRA_SPEC_FUNCTIONS): Define.
5055 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5056 options mapping. Use device_to_arch and device_to_data_start insted.
5057 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5058 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5059 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5060 * config/avr/driver-avr.c: New file.
5061 * config/avr/avr-devices.c: New file.
5063 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5065 * var-tracking.c (unshare_variable): Force initialized to
5066 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5067 (set_variable_part): Likewise.
5068 (struct variable_union_info): Remove pos_src field.
5069 (vui_vec, vui_allocated): New variables.
5070 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5071 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5072 == 1 use a simpler sorting algorithm. Compute pos field right
5073 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5074 Avoid quadratic comparison if !flag_var_tracking_uninit.
5075 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5076 unshare_variable unconditionally.
5077 (dataflow_set_different_2): Removed.
5078 (dataflow_set_different): Don't traverse second hash table.
5079 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5080 unconditionally to var_reg_set or var_mem_set.
5081 (emit_notes_in_bb): Likewise.
5082 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5084 (emit_note_insn_var_location): Don't set initialized to
5085 VAR_INIT_STATUS_INITIALIZED early.
5086 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5088 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5090 * tree-object-size.c (addr_object_size): Instead of checking
5091 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5092 are no FIELD_DECLs following it.
5094 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5096 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5097 order to match bswaps with signed source operands.
5099 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5101 * sdbout.c (sdbout_one_type): Fix braces in switch.
5103 2009-06-23 Richard Guenther <rguenther@suse.de>
5105 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5107 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5108 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5109 var_callused, callused_tree, var_storedanything, storedanything_tree,
5110 var_integer, integer_tree): Remove global variables.
5111 (new_var_info): Do not pass new id, append the new var to the
5112 global variable vector.
5113 (do_ds_constraint): Use is_global_var member of the variable-info.
5114 (new_scalar_tmp_constraint_exp): Adjust.
5115 (create_function_info_for): Likewise.
5116 (create_variable_info_for): Likewise.
5117 (find_what_var_points_to): Remove dead code.
5118 (init_base_vars): Simplify.
5119 (compute_points_to_sets): Adjust.
5121 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5123 * combine.c (try_combine): Dump information about the insns we're
5126 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5128 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5129 check when calling force_to_mode on TRUNCATE's operand.
5131 2009-06-22 Ian Lance Taylor <iant@google.com>
5133 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5135 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5137 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5139 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5141 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5142 override library linkage flags such as -static-libgcc or
5145 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5147 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5149 2009-06-22 Ian Lance Taylor <iant@google.com>
5151 * config/linux.opt: Put mglibc ahead of muclibc.
5153 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5154 for duplicate decls.
5156 2009-06-22 Matthias Klose <doko@ubuntu.com>
5158 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5160 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5163 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5164 instead of NULL if a parser error occurs.
5166 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5168 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5169 non-DWARF2_DEBUGGING_INFO version.
5171 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5173 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5174 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5176 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5177 (LIBGCC2_TF_CEXT): Define.
5180 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5183 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5185 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5187 * config/arm/arm.c (arm_override_options): Disable
5188 -mcaller-super-interworking and -mcallee-super-interworking.
5189 * doc/invoke.texi (ARM Options): Document this.
5191 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5193 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5194 * config/arm/constraints.md (j): New constraint for movw operands.
5195 (N): Remove thumb2 meaning.
5196 * config/arm/arm.md (*arm_movw): Delete.
5197 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5198 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5199 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5201 2009-06-22 Martin Jambor <mjambor@suse.cz>
5203 PR tree-optimization/40492
5204 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5205 build_ref_for_offset.
5207 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5209 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5210 JUMP_TABLE_DATA_P predicates where applicable.
5211 * auto-inc-dec.c: Ditto.
5212 * builtins.c: Ditto.
5213 * caller-save.c: Ditto.
5215 * cfgcleanup.c: Ditto.
5216 * cfglayout.c: Ditto.
5219 * combine-stack-adj.c: Ditto.
5225 * dwarf2asm.c: Ditto.
5226 * dwarf2out.c: Ditto.
5227 * emit-rtl.c: Ditto.
5233 * function.c: Ditto.
5236 * genpreds.c: Ditto.
5237 * genrecog.c: Ditto.
5239 * ira-costs.c: Ditto.
5240 * ira-lives.c: Ditto.
5243 * lower-subreg.c: Ditto.
5244 * modulo-sched.c: Ditto.
5246 * postreload.c: Ditto.
5247 * print-rtl.c: Ditto.
5256 * sched-vis.c: Ditto.
5258 * sel-sched-ir.c: Ditto.
5259 * simplify-rtx.c: Ditto.
5260 * targhooks.c: Ditto.
5261 * var-tracking.c: Ditto.
5262 * vmsdbgout.c: Ditto.
5264 2009-06-22 Matthias Klose <doko@ubuntu.com>
5266 * Makefile.in (install-plugin): Always use DESTDIR.
5268 2009-06-22 Olivier Hainque <hainque@adacore.com>
5270 * config/pa/pa.c (output_call): Don't optimize post call jumps
5271 into return address adjustments if the call may throw.
5273 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5275 * arm.c (thumb1_output_casesi): New function.
5276 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5277 optimizing for size or PIC.
5278 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5279 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5280 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5281 (thumb1_casesi_internal_pic): New expand rule.
5282 (thumb1_casesi_dispatch): New pattern.
5283 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5285 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5286 in the text seciton when PIC or optimizing for size.
5287 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5288 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5289 preservation properties of code.
5290 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5291 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5292 (__gnu_thumb1_case_si): New function.
5293 * t-arm (LIB1ASMSRC): Define here.
5294 (LIB1ASMFUNCS): Add some common functions.
5295 * t-arm-elf (LIB1ASMSRC): Delete.
5296 (LIB1ASMFUNCS): Append to existing set.
5297 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5298 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5299 * t-symbian (LIB1ASMFUNCS): Likewise.
5300 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5301 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5303 2009-06-21 Richard Guenther <rguenther@suse.de>
5305 PR tree-optimization/38729
5306 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5307 to loops with a single exit if -fno-expensive-optimizations.
5309 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5311 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5312 (dataflow_set): Change vars type from htab_t to shared_hash.
5313 (shared_hash_pool, empty_shared_hash): New variables.
5314 (vars_clear): Removed.
5315 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5316 shared_hash_find_slot_unshare, shared_hash_find_slot,
5317 shared_hash_find_slot_noinsert, shared_hash_find): New
5319 (shared_hash_unshare, shared_hash_destroy): New functions.
5320 (unshare_variable): Unshare set->vars if shared, use
5322 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5323 (get_init_value, find_src_set_src, dump_dataflow_set,
5324 clobber_variable_part, emit_notes_for_differences): Use
5326 (dataflow_set_init): Remove second argument, set vars to
5327 empty_shared_hash instead of creating a new htab.
5328 (dataflow_set_clear): Call shared_hash_destroy and set vars
5329 to empty_shared_hash instead of calling vars_clear.
5330 (dataflow_set_copy): Don't call vars_copy, instead just share
5331 the src htab with dst.
5332 (variable_union): Use shared_hash_*, use initially NO_INSERT
5333 lookup if set->vars is shared. Don't keep slot cleared before
5334 calling unshare_variable. Unshare set->vars if needed.
5335 Even ->refcount == 1 vars must be unshared if set->vars is shared
5336 and var needs to be modified.
5337 (variable_canonicalize): New function.
5338 (dataflow_set_union): If dst->vars is empty, just share src->vars
5339 with dst->vars and traverse with variable_canonicalize to canonicalize
5340 and unshare what is needed.
5341 (dataflow_set_different): If old_set and new_set use the same shared
5342 htab, they aren't different. If number of htab elements is different,
5343 htabs are different. Use shared_hash_*.
5344 (dataflow_set_destroy): Call shared_hash_destroy instead of
5346 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5347 second argument to dataflow_set_init.
5348 (vt_initialize): Likewise. Initialize shared_hash_pool and
5349 empty_shared_hash, move bb in/out initialization afterwards.
5350 Use variable_htab_free instead of NULL as changed_variables del hook.
5351 (variable_was_changed): Change type of second argument to pointer to
5352 dataflow_set. When inserting var into changed_variables, bump
5353 refcount. Unshare set->vars if set is shared htab and slot needs to
5355 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5356 lookup if set->vars is shared. Unshare set->vars if needed.
5357 Even ->refcount == 1 vars must be unshared if set->vars is shared
5358 and var needs to be modified. Adjust variable_was_changed caller.
5359 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5360 vars must be unshared if set->vars is shared and var needs to be
5361 modified. Adjust variable_was_changed caller.
5362 (emit_note_insn_var_location): Don't pool_free var.
5363 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5365 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5366 free_alloc_pool on shared_hash_pool.
5368 2009-06-20 Anthony Green <green@moxielogic.com>
5370 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5371 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5373 2009-06-20 Richard Guenther <rguenther@suse.de>
5375 * tree-ssa-structalias.c (find_func_aliases): For memset use
5376 a constraint from NULL if we memset to zero.
5377 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5378 we explicitly handle that do not read from memory.
5379 (call_may_clobber_ref_p_1): Properly handle builtins that may
5382 2009-06-20 Richard Guenther <rguenther@suse.de>
5384 PR tree-optimization/40495
5385 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5386 (new_scalar_tmp_constraint_exp): New function.
5387 (process_constraint): Do not create temporary decls.
5388 (process_all_all_constraints): Likewise.
5389 (handle_const_call): Likewise.
5390 (create_function_info_for): Do not set decl.
5392 2009-06-19 Ian Lance Taylor <iant@google.com>
5394 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5395 (rs6000_attribute_table): Make static; move before use.
5397 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5399 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5400 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5401 Propagate the TREE_READONLY flag without overwriting it.
5402 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5403 Propagate the TREE_READONLY flag onto the result.
5404 (process_call_operands): Move around. Use correct constant value.
5406 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5409 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5410 * config/arm/arm.md: Likewise.
5412 2009-06-19 Ian Lance Taylor <iant@google.com>
5414 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5415 to GIMPLE_ERROR_MARK.
5417 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5418 op2_original_type parameters. Warn about using different enum types.
5419 * c-parser.c (c_parser_conditional_expression): Pass original
5420 types to build_conditional_expr.
5421 * c-tree.h (build_conditional_expr): Update declaration.
5423 2009-06-19 Ian Lance Taylor <iant@google.com>
5425 * config/i386/i386.c (ix86_function_specific_save): Test that
5426 fields match values, rather than testing the values are in a
5429 2009-06-19 Richard Guenther <rguenther@suse.de>
5431 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5433 (ptr_derefs_may_alias_p): Likewise.
5434 (ptr_deref_may_alias_ref_p_1): New function.
5435 (ptr_deref_may_alias_ref_p): Likewise.
5436 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5437 covered by looking at the ESCAPED solution.
5438 (call_may_clobber_ref_p_1): Likewise.
5439 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5440 Handle NULL_TREE offset. Do not produce redundant constraints.
5441 (process_all_all_constraints): New helper function.
5442 (do_structure_copy): Use it.
5443 (handle_lhs_call): Likewise.
5444 (find_func_aliases): Handle some builtins with pointer arguments
5445 and/or return values explicitly.
5447 2009-06-19 Ian Lance Taylor <iant@google.com>
5449 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5451 2009-06-19 Ian Lance Taylor <iant@google.com>
5453 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5455 2009-06-19 Ian Lance Taylor <iant@google.com>
5457 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5458 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5461 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5462 uninitialized const.
5464 2009-06-19 Ian Lance Taylor <iant@google.com>
5466 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5469 * c-decl.c (in_struct, struct_types): Remove.
5470 (struct c_binding): Add in_struct field.
5471 (c_binding_ptr): Define type, along with VEC.
5472 (struct c_struct_parse_info): Define.
5473 (struct_parse_info): New static variable.
5474 (bind): Initialize in_struct field.
5475 (start_struct): Remove enclosing_in_struct and
5476 enclosing_struct_types parameters. Add
5477 enclosing_struct_parse_info parameter. Change all callers. Set
5478 struct_parse_info rather than in_struct and struct_types.
5479 (grokfield): If -Wc++-compat and there is a symbol binding for the
5480 field name, set the in_struct flag and push it on the
5481 struct_parse_info->fields vector.
5482 (warn_cxx_compat_finish_struct): New static function.
5483 (finish_struct): Remove enclosing_in_struct and
5484 enclosing_struct_types parameters. Add
5485 enclosing_struct_parse_info parameter. Change all callers. Don't
5486 set C_TYPE_DEFINED_IN_STRUCT here. Call
5487 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5488 parameter. Only push on struct_types if warn_cxx_compat.
5489 (finish_enum): Only push on struct_types if warn_cxx_compat.
5490 (declspecs_add_type): Add loc parameter. Change all callers.
5491 Change all error calls to error_at. Pass loc, not input_location,
5492 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5493 defined in a struct. If -Wc++-compat and parsing a struct, record
5494 that a typedef name was used.
5495 * c-parser.c (c_parser_declspecs): Get location to pass to
5497 (c_parser_struct_or_union_specifier): Update calls to start_struct
5499 * c-tree.h (struct c_struct_parse_info): Declare.
5500 (finish_struct, start_struct): Update declarations.
5501 (declspecs_add_type): Update declaration.
5503 2009-06-19 Ian Lance Taylor <iant@google.com>
5505 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5506 variable with an anonymous type.
5508 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5510 * see.c: Remove for real.
5512 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5514 * optabs.h (enum optab_index): Add new OTI_significand.
5515 (significand_optab): Define corresponding macro.
5516 * optabs.c (init_optabs): Initialize significand_optab.
5517 * genopinit.c (optabs): Implement significand_optab using
5518 significand?f2 patterns.
5519 * builtins.c (expand_builtin_mathfn): Handle
5520 BUILT_IN_SIGNIFICAND{,F,L}.
5521 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5522 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5524 * config/i386/i386.md (significandxf2, significand<mode>2): New
5525 expanders to implement significandf, significand and significandl
5526 built-ins as inline x87 intrinsics.
5528 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5530 * config/avr/avr.c (avr_override_options): Remove setting value of
5531 PARAM_INLINE_CALL_COST.
5533 2009-06-18 Richard Henderson <rth@redhat.com>
5536 * tree-pass.h (TDF_ASMNAME): New.
5537 * tree-dump.c (dump_options): Add asmname.
5538 * doc/invoke.texi: Document it.
5540 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5541 (dump_decl_name): ...here.
5542 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5543 (dump_generic_node): Update dump_function_name calls.
5544 (print_call_name): New flags arg; update all dump calls.
5545 * diagnostic.h (print_call_name): Update.
5546 * gimple-pretty-print.c (dump_gimple_call): Update.
5548 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5551 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5553 2009-06-18 Diego Novillo <dnovillo@google.com>
5555 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5556 * plugin.c (str_license): Declare.
5557 (try_init_one_plugin): Assert that the symbol
5558 'plugin_is_GPL_compatible' exists.
5560 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5563 * Makefile.in (OBJS-common): Remove see.o.
5565 * common.opt (fsee): Mark as preserved for backward compatibility.
5566 * opts.c (common_handle_option): Add OPT_fsee to the backward
5567 compatibility section.
5568 * passes.c (init_optimization_passes, pass_see): Remove pass.
5569 * timevar.def (TV_SEE): Remove.
5570 * tree-pass.h (pass_see): Remove declaration.
5571 * doc/invoke.texi (-fsee): Remove documentation.
5573 2009-06-18 Martin Jambor <mjambor@suse.cz>
5575 * tree-sra.c: Include statistics.h
5576 (sra_stats): New variable.
5577 (sra_initialize): Clear sra_stats.
5578 (create_access_replacement): Increment sra_stats.replacements.
5579 (get_access_replacement): Do not return twice.
5580 (analyze_all_variable_accesses): Increment statistics counter by the
5581 number of scalarized aggregates.
5582 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5583 (sra_modify_expr): Increment sra_stats.exprs.
5584 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5585 (sra_modify_assign): Increment sra_stats.exprs,
5586 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5587 (perform_intra_sra): Update statistics counters.
5588 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5590 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5592 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5593 (arm_scalar_mode_supported_p): New function.
5595 2009-06-18 Paul Brook <paul@codesourcery.com>
5596 Sandra Loosemore <sandra@codesourcery.com>
5598 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5599 (__extendhfsf2, __truncsfhf2): Define.
5600 * config/arm/fp16.c: New file.
5601 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5602 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5604 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5606 * doc/extend.texi (Half-Precision): New section.
5607 * doc/invoke.texi (Option Summary): List -mfp16-format.
5608 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5609 * config/arm/arm.opt (mfp16-format=): New.
5610 * config/arm/arm.c: Include intl.h.
5611 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5612 (TARGET_INVALID_RETURN_TYPE): Redefine.
5613 (TARGET_PROMOTED_TYPE): Redefine.
5614 (TARGET_CONVERT_TO_TYPE): Redefine.
5615 (arm_fp16_format): Define.
5616 (all_fpus): Add entry for neon-fp16.
5617 (fp_model_for_fpu): Likewise.
5618 (struct fp16_format): Declare.
5619 (all_fp16_formats): Define.
5620 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5622 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5624 (arm_legitimate_index_p): Treat HFmode like HImode.
5625 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5626 (coproc_secondary_reload_class): Special-case HFmode.
5627 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5628 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5629 (arm_init_fp16_builtins): New.
5630 (arm_init_builtins): Call it.
5631 (arm_invalid_parameter_type): New.
5632 (arm_invalid_return_type): New.
5633 (arm_promoted_type): New.
5634 (arm_convert_to_type).
5635 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5637 (arm_emit_fp16_const): New function.
5638 (arm_mangle_type): Mangle __fp16 as "Dh".
5639 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5641 (TARGET_NEON_FP16): New.
5642 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5643 (enum fputype): Add FPUTYPE_NEON_FP16.
5644 (enum arm_fp16_format_type): Declare.
5645 (arm_fp16_format): Declare.
5646 (LARGEST_EXPONENT_IS_NORMAL): Define.
5647 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5648 * config/arm/arm-modes.def (HFmode): Define.
5649 * config/arm/vfp.md: (*movhf_vfp): New.
5652 * config/arm/arm.md: (fpu): Add neon_fp16.
5653 (floatsihf2, floatdihf2): New.
5654 (fix_trunchfsi2, fix_trunchfdi2): New.
5658 (*arm32_movhf): New.
5659 (*thumb1_movhf): New.
5660 (consttable_2): Add check for HFmode constants.
5661 (consttable_4): Handle HFmode constants.
5663 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5665 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5667 2009-06-17 Olivier Hainque <hainque@adacore.com>
5669 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5670 const char ** conversion in AIX specific section.
5672 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5674 * config/i386/i386.c (ix86_special_builtin_type): Remove
5675 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5676 (bdesc_special_args): Updated.
5677 (ix86_init_mmx_sse_builtins): Likewise.
5678 (ix86_expand_special_args_builtin): Likewise.
5680 2009-06-17 Richard Henderson <rth@redhat.com>
5682 * tree-pretty-print.c (maybe_dump_asm_name): New.
5683 (dump_decl_name): Use it.
5684 (PRINT_FUNCTION_NAME): Merge into...
5685 (dump_function_name): ... here. Use maybe_dump_asm_name.
5687 2009-06-17 Cary Coutant <ccoutant@google.com>
5689 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5691 * debug.c (struct gcc_debug_hooks): Change placeholder for
5693 (debug_nothing_int_charstar_int): Replaced by...
5694 (debug_nothing_int_charstar_int_bool): ...this.
5695 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5696 source_line prototype.
5697 (debug_nothing_int_charstar_int): Replaced by...
5698 (debug_nothing_int_charstar_int_bool): ...this.
5699 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5700 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5701 Output is_stmt operand when necessary.
5702 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5703 (notice_source_line): Add is_stmt parameter.
5704 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5705 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5707 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5708 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5710 2009-06-17 Ian Lance Taylor <iant@google.com>
5712 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5714 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5717 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5719 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5720 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5721 tree_strip_sign_nop_conversions and
5722 tree_ssa_strip_useless_type_conversions rather than stripping
5723 the operations here.
5724 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5726 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5727 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5728 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5729 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5732 2009-06-17 Michael Eager <eager@eagercon.com>
5734 * config/rs6000/constraints.md (register_constraint "d"): New.
5735 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5736 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5737 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5738 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5739 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5740 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5741 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5742 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5743 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5744 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5746 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5747 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5748 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5749 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5750 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5751 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5752 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5753 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5754 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5755 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5756 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5757 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5758 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5759 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5761 2009-06-16 Ian Lance Taylor <iant@google.com>
5763 * profile.c (total_num_never_executed): Don't define.
5764 (compute_branch_probabilities): Don't count or print
5766 (init_branch_prob): Don't set total_num_never_executed.
5767 (end_branch_prob): Don't print total_num_never_executed.
5769 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5771 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5773 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5775 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5776 (nabstd2_fpr): Same.
5778 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5780 * expr.c (expand_assignment): Change complex type check.
5782 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5784 * doc/plugins.texi (Building GCC plugins): Added new section.
5786 2009-06-17 Ian Lance Taylor <iant@google.com>
5788 * c-pch.c (get_ident): Don't set size of templ array.
5789 (pch_init): Don't set size of partial_pch array.
5791 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5792 string constant to intialize an array whose size is the length of
5795 2009-06-17 Richard Guenther <rguenther@suse.de>
5797 PR tree-optimization/40389
5798 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5799 to addressable types.
5800 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5802 2009-06-17 Richard Guenther <rguenther@suse.de>
5805 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5806 if there is no evolution of left in the loop bail out.
5807 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5808 chrec_fold_multiply.
5810 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5811 Janis Johnson <janis187@us.ibm.com>
5814 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5815 for the symbol ref of a constant that is the source of a move
5816 - nor for any other not-obvious-label-ref constants.
5818 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5820 * plugin.c (position_pass): Skip newly inserted pass during list
5821 traversal to avoid repeated insertion.
5823 2009-06-16 Ian Lance Taylor <iant@google.com>
5825 * vec.h (VEC_stack_alloc): Define different version if
5826 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5827 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5828 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5829 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5831 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5833 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5835 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5836 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5837 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5838 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5839 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5840 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5841 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5842 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5843 __builtin_ia32_rdtscp.
5844 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5845 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5846 and __builtin_ia32_rorhi.
5847 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5848 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5849 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5850 (ix86_expand_args_builtin): Likewise.
5851 (ix86_expand_special_args_builtin): Likewise.
5853 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5854 (UNSPECV_RDTSC): Likewise.
5855 (UNSPECV_RDPMC): Likewise.
5856 (*bsr): Renamed to ...
5858 (*bsr_rex64): Renamed to ...
5862 (*rdpmc_rex64): Likewise.
5865 (*rdtsc_rex64): Likewise.
5867 (*rdtscp): Likewise.
5868 (*rdtscp_rex64): Likewise.
5870 * config/i386/ia32intrin.h: New.
5872 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5874 2009-06-16 Ian Lance Taylor <iant@google.com>
5876 * ira-build.c (copy_info_to_removed_store_destinations):
5877 Initialize parent_a.
5879 2009-06-16 Ian Lance Taylor <iant@google.com>
5881 * c-decl.c (grokdeclarator): Change size_varies to bool.
5883 2009-06-16 Ian Lance Taylor <iant@google.com>
5885 * sel-sched.c: Make forward declarations of move_op_hooks and
5886 fur_hooks explicitly extern.
5888 2009-06-16 Ian Lance Taylor <iant@google.com>
5890 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5891 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5893 2009-06-16 Ian Lance Taylor <iant@google.com>
5895 * resource.c (mark_referenced_resources): Change
5896 include_delayed_effects parameter to bool. Change all callers.
5897 (mark_end_of_function_resources): Likewise.
5898 * reorg.c (insn_references_resource_p): Likewise.
5899 (insn_sets_resource_p): Likewise.
5900 * resource.h (mark_referenced_resources): Update declaration.
5901 (mark_end_of_function_resources): Update declaration.
5903 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5905 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5907 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5909 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5910 GCC can bootstrap on AIX with GNU Binutils 2.20.
5912 2009-06-16 Ian Lance Taylor <iant@google.com>
5914 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5916 2009-06-16 Ian Lance Taylor <iant@google.com>
5918 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5919 inline, not extern inline.
5920 (exact_log2): Likewise.
5921 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5923 (exact_log2): Likewise, but don't test CTZ_HWI.
5925 2009-06-16 Ian Lance Taylor <iant@google.com>
5927 * bitmap.c (bitmap_clear): Don't declare as inline.
5928 * gimple.c (gimplify_assign): Likewise.
5929 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5930 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5931 (sched_scan_info): Remove duplicate definition.
5933 2009-06-16 Ian Lance Taylor <iant@google.com>
5935 * c-common.c (skip_evaluation): Don't define.
5936 (c_inhibit_evaluation_warnings): Define global variable.
5937 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5938 than skip_evaluation.
5939 (convert_and_check, warn_for_div_by_zero): Likewise.
5940 * c-common.h (skip_evaluation): Don't declare.
5941 (c_inhibit_evaluation_warnings): Declare.
5942 * c-parser.c (c_parser_typeof_specifier): Set
5943 c_inhibit_evaluation_warnings rather than skip_evaluation.
5944 (c_parser_conditional_expression): Likewise.
5945 (c_parser_binary_expression): Likewise.
5946 (c_parser_sizeof_expression): Likewise.
5947 (c_parser_alignof_expression): Likewise.
5948 * c-typeck.c (build_indirect_ref): Check
5949 c_inhibit_evaluation_warnings rather than skip_evaluation.
5950 (build_conditional_expr, build_binary_op): Likewise.
5952 2009-06-16 Richard Guenther <rguenther@suse.de>
5954 * tree-ssa-alias.c (is_escape_site): Remove.
5955 * tree-ssa-alias.h (enum escape_type): Remove.
5956 (is_escape_site): Likewise.
5957 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5958 via casts and asms without deferring to is_escape_site.
5960 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5963 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5964 use gen_lowpart if op0 has complex mode.
5966 2009-06-16 Richard Guenther <rguenther@suse.de>
5968 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5969 variables add them to ESCAPED.
5970 (find_func_aliases): Do not make all indirectly stored values escaped.
5972 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5974 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5977 2009-06-16 Martin Jambor <mjambor@suse.cz>
5979 PR tree-optimization/40432
5980 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5981 check whether we need to force gimple register operand.
5983 2009-06-16 Martin Jambor <mjambor@suse.cz>
5985 PR tree-optimization/40413
5986 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5987 build_ref_for_offset.
5988 (propagate_subacesses_accross_link): Fix a typo in a comment.
5990 2009-06-16 Ira Rosen <irar@il.ibm.com>
5992 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5993 with additional parameter.
5994 * tree-vectorizer.h (enum vect_def_type): Add new value
5996 (enum vect_relevant): Add comments.
5997 (vect_is_simple_reduction): Add new argument.
5998 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5999 Detect nested cycles.
6000 (vect_is_simple_reduction): Update documentation, add an argument to
6001 distinguish inner-loop reduction from nested cycle, detect nested
6002 cycles, fix printings and indentation, don't swap operands in case
6004 (get_initial_def_for_reduction): Handle subtraction.
6005 (vect_create_epilog_for_reduction): Add new argument to specify
6007 (vect_finalize_reduction): Handle subtraction, fix comments.
6008 (vectorizable_reduction): Handle nested cycles. In case of nested
6009 cycle keep track of the reduction variable position. Call
6010 vect_is_simple_reduction with additional parameter. Use original
6011 statement code in reduction epilogue for nested cycle. Call
6012 vect_create_epilog_for_reduction with additional parameter.
6013 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6014 inner-loop vectorization.
6015 (vect_recog_widen_sum_pattern): Likewise.
6016 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6018 (vect_mark_stmts_to_be_vectorized): Likewise.
6019 (vect_get_vec_def_for_operand): Handle nested cycles.
6021 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6023 * doc/invoke.texi (Debugging Options): Fix option index entries
6024 for -fdump-statistics, -frandom-seed add entries for
6025 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6026 (FRV Options): Fix entries for -mTLS, -mtls.
6027 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6028 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6029 (M68hc1x Options): Fix @itemx for -mnominmax.
6030 (MCore Options): Fix entry for -mno-lsim.
6031 (MMIX Options): Fix entry for -mabi=mmixware.
6032 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6034 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6036 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6037 Mention the plugin mode of gengtype.
6038 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6039 * gengtype.c: Updated copyright.
6040 (plugin_files, nb_plugin_files) Added new static variables.
6041 (measure_input_list) Care about plugin_files.
6042 (write_rtx_next): Added early return in plugin mode.
6043 (create_file): Updated copyright year in generated file. Added
6045 (oprintf): Added early return if NULL outf.
6046 (get_output_file_with_visibility): Care of plugin_files.
6047 (get_output_file_name): May return null.
6048 (write_local): Added early return.
6049 (put_mangled_filename): Ditto.
6050 (finish_root_table): Added check for base_files.
6051 (write_roots): Care about null when plugins.
6052 (main): Added plugin mode.
6054 2009-06-15 Ian Lance Taylor <iant@google.com>
6056 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6057 * gcov.c (read_count_file): Add braces around variables declared
6060 * c.opt (Wjump-misses-init): New warning.
6061 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6062 -Wall and -Wc++-compat if not already set.
6063 (c_common_post_options): Clear warn_jump_misses_init if it was not
6065 * c-decl.c (struct c_binding): Change type field to a union with
6066 new label field. Make it the first field in the struct. Update
6067 references to type to use u.type instead.
6068 (struct c_spot_bindings): Define.
6069 (struct c_goto_bindings): Define.
6070 (c_goto_bindings_p): Define, along with VECs.
6071 (struct c_label_vars): Define.
6072 (struct c_scope): Add has_label_bindings field.
6073 (bind_label, set_spot_bindings): New static functions.
6074 (decl_jump_unsafe, update_spot_bindings): New static functions.
6075 (update_label_decls): New static function.
6076 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6077 Update binding u.label field to shadowed field.
6078 (c_binding_start_stmt_expr): New function.
6079 (c_binding_end_stmt_expr): New function.
6080 (pushdecl): Don't call c_begin_vm_scope.
6081 (make_label): Add defining and p_label_vars parameters. Change
6083 (lookup_label): Correct test for whether a label has not yet been
6084 defined. Call bind_label rather than bind.
6085 (warn_about_goto): New static function.
6086 (lookup_label_for_goto): New function.
6087 (declare_label): Call bind_label rather than bind.
6088 (check_earlier_gotos): New static function.
6089 (define_label): Don't give errors about jumping into statement
6090 expressions or scopes of variably modified types. Call
6091 set_spot_bindings and check_earlier_gotos. Call bind_label
6092 instead of bind. Don't set label_context_stack_se or
6093 label_context_stack_vm.
6094 (c_get_switch_bindings): New function.
6095 (c_release_switch_bindings): New function.
6096 (c_check_switch_jump_warnings): New function.
6097 (start_function): Don't set label_context_stack_se or
6098 label_context_stack_vm.
6099 (finish_function): Likewise.
6100 * c-typeck.c (label_context_stack_se): Don't define.
6101 (label_context_stack_vm): Don't define.
6102 (c_finish_goto_label): Call lookup_label_for_goto rather than
6103 lookup_label. Don't give errors about jumping into a statement
6104 expression or the scope of a variably modified type. Don't set
6105 label_context_stack_se or label_context_stack_vm.
6106 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6107 fields. Add bindings field.
6108 (c_start_case): Don't set deleted fields. Set bindings field.
6109 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6110 or blocked_vm. Call c_check_switch_jump_warnings.
6111 (c_finish_case): Don't test blocked_stmt_expr field. Call
6112 c_release_switch_bindings.
6113 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6114 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6115 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6116 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6117 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6118 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6119 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6120 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6121 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6122 (C_DECL_UNJUMPABLE_VM): Don't define.
6123 (C_DECL_UNDEFINABLE_VM): Don't define.
6124 (struct c_label_list): Don't define.
6125 (struct c_label_context_se): Don't define.
6126 (struct c_label_context_vm): Don't define.
6127 (struct c_spot_bindings): Declare.
6128 (c_bindings_start_stmt_expr): Declare.
6129 (c_bindings_end_stmt_expr): Declare.
6130 (lookup_label_for_goto): Declare.
6131 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6132 (c_check_switch_jump_warnings): Declare.
6133 (label_context_stack_se, label_context_stack_vm): Don't declare.
6134 (c_finish_goto_label): Update declaration.
6135 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6136 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6137 (Warning Options): Document -Wjump-misses-init.
6139 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6141 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6144 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6146 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6148 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6150 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6152 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6154 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6156 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6158 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6159 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6160 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6161 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6162 * dwarf2asm.c (dw2_force_const_mem): Update call to
6164 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6165 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6166 * langhooks.c (lhd_comdat_group): Remove.
6167 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6168 * tree.h (DECL_COMDAT_GROUP): New.
6169 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6170 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6171 (make_decl_one_only): Change signature.
6172 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6174 (make_decl_one_only): Change signature.
6175 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6177 2009-06-15 Richard Guenther <rguenther@suse.de>
6180 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6182 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6184 * tree-ssa-math-opts.c: Remove extra divide.
6186 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6188 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6190 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6192 * passes.c: Add bswap pass.
6193 * tree-pass.h: Add pass_optimize_bswap declaration.
6194 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6195 Include rtl.h, expr.h and optabs.h for optab_handler check.
6196 (struct symbolic_number, pass_optimize_bswap): New definition.
6197 (do_shift_rotate, verify_symbolic_number_p): New functions.
6198 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6199 (gate_optimize_bswap): New function.
6200 * tree.c (widest_int_cst_value): New function.
6201 * tree.h (widest_int_cst_value): Prototype added.
6203 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6205 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6206 REG_EQUAL/REG_EQUIV notes.
6208 2009-06-14 Richard Guenther <rguenther@suse.de>
6211 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6212 has its address taken if NRV was applied and it is addressable.
6213 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6214 function split out from ...
6215 (get_constraint_for_1): ... here.
6216 (handle_rhs_call): Use it to mark the return slot escaped if
6217 it is addressable and NRV was applied.
6219 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6221 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6222 Change first argument type to location_t.
6223 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6224 Do not set input_location.
6225 Use loc instead of input_location throughout.
6227 2009-06-13 Richard Guenther <rguenther@suse.de>
6229 PR tree-optimization/40421
6230 * tree-predcom.c (should_unroll_loop_p): Remove.
6231 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6233 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6235 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6236 Add location argument.
6238 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6240 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6242 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6243 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6244 * config/spu/spu-protos.h: Add location to
6245 spu_resolve_overloaded_builtin.
6246 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6247 spu_build_builtin_va_list.
6248 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6249 argument. Pass location to build_function_call_vec.
6250 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6252 (emit_fpu_switch): Same.
6253 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6254 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6255 to build_decl and create_artificial_label.
6256 (xtensa_gimplify_va_arg_expr): Same.
6257 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6258 (xstormy16_gimplify_va_arg_expr): Same.
6259 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6260 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6261 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6262 (mips16_build_function_stub): Same.
6263 (mips16_build_call_stub): Same.
6265 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6268 * arm/constraints.md (Pa, Pb): New constraints.
6269 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6270 split pattern to deal with them.
6272 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6274 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6275 fix index entry for -Xpreprocessor.
6277 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6279 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6280 Add location argument to build_decl call.
6281 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6282 (rs6000_init_builtins): Same.
6283 (spe_init_builtins): Same.
6284 (rs6000_gimplify_va_arg): Add location argument to
6285 create_artificial_label call.
6287 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6289 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6290 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6291 * Makefile.in: Fix GGC dependency for gcse.o.
6293 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6295 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6296 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6297 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6299 * c-parser.c (c_parser_binary_expression): Use current column while
6300 building binary operations.
6301 * common.opt (fshow-column): Enable by default.
6302 * tree-vrp.c (check_array_ref): Use warning_at.
6303 (check_array_bounds): Use location from call back if expr has no
6305 * tree.h: Add location argument to maybe_fold_*.
6306 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6307 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6308 (maybe_fold_offset_to_component_ref): Same.
6309 (maybe_fold_offset_to_reference): Same.
6310 (maybe_fold_offset_to_address): Same.
6311 (maybe_fold_stmt_indirect): Same.
6312 (maybe_fold_stmt_addition): Same.
6313 (fold_stmt_r): Pass location to maybe_fold_*.
6314 (fold_gimple_assign): Same.
6315 * c-tree.h: Add location argument to finish_decl,
6316 default_function_array_conversion, store_init_value.
6317 * c-decl.c (define_label): Use error_at.
6318 (c_make_fname_decl): Pass location to finish_decl.
6319 (finish_decl): New location argument.
6320 (build_compound_literal): Pass location to store_init_value.
6321 (grokdeclarator): Pass location to finish_decl.
6323 * c-typeck.c (array_to_pointer_conversion): New location argument.
6324 (function_to_pointer_conversion): Same.
6325 (default_function_array_conversion): Same.
6326 (parser_build_unary_op): Pass location to overflow_warning.
6327 (parser_build_binary_op): Same. Use warning_at.
6328 (build_unary_op): Pass location to array_to_pointer_conversion.
6329 (build_c_cast): Pass location to digest_init.
6330 (build_modify_expr): New location argument.
6331 (convert_for_assignment): Same.
6332 (store_init_value): Same.
6333 (digest_init): Same.
6334 (output_init_element): Pass location to digest_init and
6335 array_to_pointer_conversion.
6336 (c_finish_return): Pass location to convert_for_assignment.
6337 * gimplify.c (gimplify_conversion): Pass location to
6338 maybe_fold_offset_to_address.
6339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6340 to maybe_fold_stmt_addition.
6341 * c-omp.c (c_finish_omp_atomic): Pass new location to
6343 (c_finish_omp_for): Same.
6344 * c-common.c (overflow_warning): New argument.
6345 * c-common.h: New argument to build_modify_expr, overflow_warning.
6346 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6348 (c_parser_initializer): Pass location to
6349 default_function_array_conversion.
6350 (c_parser_initelt): Same.
6351 (c_parser_initval): Same.
6352 (c_parser_asm_operands): Same.
6353 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6354 (c_parser_conditional_expression): Same.
6355 (c_parser_binary_expression): Add location info to stack. Use it.
6356 (c_parser_unary_expression): Pass location to
6357 default_function_array_conversion, parser_build_unary_op,
6358 build_indirect_ref, c_parser_postfix_expression_after_primary.
6359 (c_parser_postfix_expression_after_primary): New location argument.
6361 (c_parser_expression_conv): Pass location to
6362 default_function_array_conversion.
6363 (c_parser_expr_list): Same.
6364 (c_parser_omp_atomic): Same.
6365 (c_parser_omp_for_loop): Same.
6366 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6367 (build_array_declarator): New argument.
6368 * c-decl.c (build_array_declarator): Add location argument.
6369 (grokdeclarator): Set id_loc for cdk_array.
6370 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6371 build_array_declarator.
6372 * tree.c (build_omp_clause): Add location argument.
6373 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6374 (OMP_CLAUSE_LOCATION): New macro.
6375 (struct tree_omp_clause): Add location field.
6376 (build_omp_clause): Add argument.
6377 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6378 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6380 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6381 (cp_parser_omp_clause_collapse): Same.
6382 (cp_parser_omp_clause_default): Same.
6383 (cp_parser_omp_clause_if): Same.
6384 (cp_parser_omp_clause_nowait): Same.
6385 (cp_parser_omp_clause_num_threads): Same.
6386 (cp_parser_omp_clause_ordered): Same.
6387 (cp_parser_omp_clause_schedule): Same.
6388 (cp_parser_omp_clause_untied): Same.
6389 (cp_parser_omp_for_loop): Same.
6390 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6391 * c-tree.h (c_start_case): Add location argument.
6392 (c_process_expr_stmt): Same.
6393 (c_finish_goto_*): Same.
6394 * tree-parloops.c (initialize_reductions): Pass location to
6396 (create_parallel_loop): Same.
6397 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6398 (gfc_trans_omp_reduction_list): Same.
6399 (gfc_trans_omp_clauses): Same.
6400 (gfc_trans_omp_do): Same.
6401 * c-typeck.c (c_finish_goto_label): Same.
6402 (c_finish_goto_ptr): New location argument.
6403 (c_start_case): Same.
6404 (emit_side_effect_warnings): Same.
6405 (c_process_expr_stmt): Same.
6406 (c_finish_stmt_expr): Same.
6407 (c_finish_omp_clauses): Use error_at instead of error.
6408 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6410 * c-omp.c (c_split_parallel_clauses): New location argument.
6411 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6412 to build_omp_clause.
6413 (convert_local_reference_stmt): Same.
6414 (convert_gimple_call): Same.
6415 * c-common.h (c_split_parallel_clauses): New argument.
6416 * c-parser.c (c_parser_statement_after_labels): Pass location to
6417 c_finish_goto_label.
6418 (c_parser_switch_statement): Pass location to c_start_case.
6419 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6420 and c_process_expr_stmt.
6421 (c_parser_omp_variable_list): Add location argument.
6422 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6423 (c_parser_omp_clause_default): Same.
6424 (c_parser_omp_clause_if): Same.
6425 (c_parser_omp_clause_num_threads): Same.
6426 (-c_parser_omp_clause_ordered): Same.
6427 (c_parser_omp_clause_reduction): Pass location to
6428 c_parser_omp_variable_list.
6429 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6430 (c_parser_omp_clause_untied): Same.
6431 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6432 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6434 * c-tree.h (check_for_loop_decls, undeclared_variable,
6435 build_component_ref, build_array_ref, build_external_ref,
6436 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6437 build_conditional_expr, build_compound_expr, c_cast_expr,
6438 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6439 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6441 * c-semantics.c (build_stmt): Same.
6442 (build_case_label): Same.
6443 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6444 (undeclared_variable): New argument.
6446 (lookup_label): Pass location on down.
6447 (define_label): Same.
6448 (finish_decl): Same.
6449 (build_compound_literal): Same.
6450 (finish_struct): Same.
6451 (finish_function): Do not set location here.
6452 (check_for_loop_decls): New argument.
6453 * tree.c (save_expr): Set location.
6454 (build_empty_stmt): New argument.
6455 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6456 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6457 * builtins.c (gimplify_va_arg_expr): Use locations.
6458 (expand_builtin_sync_operation): Same.
6459 * c-typeck.c (build_component_ref): New argument.
6460 (build_array_ref): Same.
6461 (build_external_ref): Same.
6462 (c_expr_sizeof_expr): Same.
6463 (c_expr_sizeof_type): Same.
6464 (parser_build_unary_op): Same.
6465 (build_conditional_expr): Same.
6466 (build_compound_expr): Pass location on down.
6467 (build_compound_expr): New argument.
6468 (build_c_cast): Same.
6469 (c_cast_expr): Same.
6470 (build_asm_expr): Same.
6471 (c_finish_return): Same.
6472 (c_process_expr_stmt): Pass location on down.
6473 (c_finish_stmt_expr): New argument.
6474 (push_clenaup): Same.
6475 (c_finish_omp_parallel): Same.
6476 (c_finish_omp_task): Same.
6477 * gimplify.c (gimplify_call_expr): Pass location on down.
6478 * c-omp.c (c_finish_omp_master): New argument.
6479 (c_finish_omp_critical): Same.
6480 (c_finish_omp_ordered): Same.
6481 (c_finish_omp_barrier): Same.
6482 (-c_finish_omp_taskwait): Same.
6483 (c_finish_omp_atomic): Same.
6484 (c_finish_omp_flush): Same.
6485 * tree-inline.c (copy_tree_body_r): Pass location on down.
6486 (inline_forbidden_p): Remove use of input_location.
6487 * c-gimplify.c (c_build_bind_expr): New argument.
6488 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6489 (c_sizeof_or_alignof_type): New argument.
6490 (c_alignof_expr): Same.
6491 (build_va_arg): Same.
6492 (c_add_case_label): Same.
6493 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6494 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6495 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6496 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6497 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6498 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6500 * stub-objc.c (objc_build_selector_expr): Same.
6501 (objc_build_throw_stmt): Same.
6502 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6503 (c_parser_initelt): Same.
6504 (c_parser_compound_statement): Same.
6505 (c_parser_compound_statement_nostart): Same.
6506 (c_parser_label): Same.
6507 (c_parser_statement_after_labels): Same.
6508 (c_parser_if_body): Same.
6509 (c_parser_else_body): Same.
6510 (c_parser_if_statement): Same.
6511 (c_parser_switch_statement): Same.
6512 (c_parser_while_statement): Same.
6513 (c_parser_do_statement): Same.
6514 (c_parser_for_statement): Same.
6515 (c_parser_asm_statement): Same.
6516 (c_parser_conditional_expression): Same.
6517 (c_parser_binary_expression): Same.
6518 (c_parser_cast_expression): Same.
6519 (c_parser_unary_expression): Same.
6520 (c_parser_sizeof_expression): Same.
6521 (c_parser_alignof_expression): Same.
6522 (c_parser_postfix_expression): Same.
6523 (c_parser_expression): Same.
6524 (c_parser_objc_receiver): Same.
6525 (c_parser_omp_variable_list): Same.
6526 (c_parser_omp_structured_block): Same.
6527 (c_parser_omp_atomic): New argument.
6528 (c_parser_omp_barrier): Same.
6529 (c_parser_omp_critical): Same.
6530 (c_parser_omp_flush): Pass location on down.
6531 (c_parser_omp_for_loop): New argument.
6532 (c_parser_omp_for): Same.
6533 (c_parser_omp_master): Same.
6534 (c_parser_omp_ordered): Same.
6535 (c_parser_omp_sections_scope): Same.
6536 (c_parser_omp_sections): Same.
6537 (c_parser_omp_parallel): Same.
6538 (c_parser_omp_single): Same.
6539 (c_parser_omp_task): Same.
6540 (c_parser_omp_taskwait): Pass location on down.
6541 (c_parser_omp_construct): Same.
6542 (c_parser_omp_threadprivate): Same.
6543 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6544 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6545 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6546 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6547 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6548 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6549 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6550 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6551 config/i386/i386.c, stmt.c:
6552 Add location argument to the following function definitions and/or
6553 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6554 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6555 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6556 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6557 do_case, c_finish_bc_stmt, build_compound_literal,
6558 build_function_call.
6559 * c-decl.c (build_compound_literal): Add location argument.
6560 Make all diagnostic calls use location.
6561 (start_struct): Same.
6562 (finish_struct): Same.
6564 (build_enumerator): Same.
6565 (start_function): Same.
6566 (grokdeclarator): Make all diagnostic calls use location.
6567 (store_parm_decls_oldstyle): Same.
6568 * c-typeck.c (build_function_call): Add location argument.
6569 Make all diagnostic calls use location.
6571 (c_finish_bc_stmt): Same.
6572 * tree-nested.c (get_trampoline_type): Add argument.
6573 Pass location to build_decl.
6574 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6575 * rtl.h (RTL_LOCATION): New.
6576 * c-common.c (c_add_case_label): Add location argument.
6577 Make all diagnostic calls use location.
6578 * c-common.h: Add location argument to make_fname_decl, do_case,
6579 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6580 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6581 Set it appropriately for every case. Pass enum_loc to start_enum
6582 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6584 (c_parser_struct_or_union_specifier): Save location. Use it for
6585 start_struct, finish_struct, and parser_xref_tag.
6587 2009-06-12 Ian Lance Taylor <iant@google.com>
6589 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6591 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6592 cpp_opts->warn_cxx_operator_names.
6594 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6597 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6598 is returns NULL and OP is a VCE, look through the VCE.
6600 2009-06-12 Ian Lance Taylor <iant@google.com>
6603 * collect2.c (main): Use CONST_CAST2 in code inside #if
6604 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6606 2009-06-12 Joey Ye <joey.ye@intel.com>
6609 * cfgexpand.c (get_decl_align_unit): Update
6610 max_used_stack_slot_alignment with align instead of
6611 stack_alignment_needed.
6613 * function.c (assign_stack_local_1): Update
6614 max_used_stack_slot_alignment with alignment_in_bits instead
6615 of stack_alignment_needed.
6616 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6619 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6621 * dwarf2out.c (last_var_location_insn): New variable.
6622 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6623 (dwarf2out_var_location): Don't record anything after last real
6624 insn. Only change labels if there were any real instructions
6625 in between last note and this one, or if changed sections.
6627 2009-06-11 Richard Henderson <rth@redhat.com>
6629 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6630 note when storing the frame pointer in a register.
6631 (FRP): Don't redefine to nothing for epilogue.
6632 (alpha_expand_epilogue): Mark register and sp restores.
6633 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6635 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6636 when gen_lowpart is needed.
6638 2009-06-11 Richard Henderson <rth@redhat.com>
6640 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6642 * dwarf2out.c (need_data_align_sf_opcode): New.
6643 (div_data_align): Move earlier.
6644 (def_cfa_1, reg_save): Use it.
6646 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6648 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6649 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6650 (ix86_handle_option): Handle OPT_mcrc32.
6651 (ix86_target_string): Add -mcrc32.
6652 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6654 * config/i386/i386.h (TARGET_CRC32): New.
6656 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6657 (sse4_2_crc32di): Likewise.
6659 * config/i386/i386.opt (mcrc32): New.
6661 * doc/invoke.texi: Document -mcrc32.
6663 2009-06-11 Richard Henderson <rth@redhat.com>
6665 * common.opt (gdwarf-): Accept a version number.
6666 * doc/invoke.texi (gdwarf-): Update docs.
6667 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6668 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6669 version level, and record it.
6671 * dwarf2.h (DW_CIE_VERSION): Remove.
6672 * dwarf2out.c (DWARF_VERSION): Remove.
6673 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6674 (output_call_frame_info): Use CIE version 3 for dwarf3,
6675 or if the return register column is out of range for version 1.
6676 (dwarf_stack_op_name): Add all dwarf3 values.
6677 (DEBUG_PUBTYPES_SECTION): New.
6678 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6679 encoding change for dwarf3.
6680 (output_die) [dw_val_class_die_ref]: Likewise.
6681 (output_compilation_unit_header): Emit correct version for dwarf3.
6682 (output_line_info): Likewise.
6683 (output_pubnames): Update for DWARF_VERSION removal.
6684 (output_aranges): Likewise.
6685 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6686 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6687 (dwarf2out_finish): Likewise.
6689 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6691 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6694 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6697 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6698 * builtins.c (expand_builtin_unreachable): New function.
6699 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6700 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6701 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6703 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6704 searching for missing barriers.
6706 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6708 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6709 when -fprofile-generate* was passed.
6710 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6712 2009-06-11 Anthony Green <green@moxielogic.com>
6714 * config/moxie/moxie.md: Define length attribute for all instructions.
6716 (*b<cond:code>): Support limited branch ranges for new PC-relative
6717 branch instructions.
6718 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6720 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6722 * config/i386/i386.c (min_insn_size): Use get_attr_length
6723 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6726 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6727 instead of emit_insn_before.
6729 2009-06-10 Ian Lance Taylor <iant@google.com>
6732 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6735 2009-06-10 Revital Eres <eres@il.ibm.com>
6737 * passes.c (init_optimization_passes): Reschedule
6738 predictive-commoning pass before complete unroll pass.
6740 2009-06-10 Martin Jambor <mjambor@suse.cz>
6742 * cgraph.c (cgraph_node_can_be_local_p): New function.
6743 (cgraph_make_node_local): New function.
6744 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6745 (cgraph_make_node_local): Declare.
6747 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6749 * tree.h (tree_base): Add packed_flag and user_align fields.
6750 Decrease size of spare field.
6751 (TYPE_USER_ALIGN): Use user_align from tree_base.
6752 (DECL_USER_ALIGN): Likewise.
6753 (TYPE_PACKED): Use packed_flag from tree_base.
6754 (DECL_PACKED): Likewise.
6755 (tree_type): Delete packed_flag and user_align fields. Widen
6756 precision field. Widen mode field and shuffle fields to align
6757 mode on an 8-bit boundary.
6758 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6759 Renumber decl_flag_* fields. Fix comments. Widen
6760 decl_common_unused field.
6761 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6762 (DECL_EXTERNAL): Likewise.
6763 (DECL_BIT_FIELD): Likewise.
6764 (DECL_NONADDRESSABLE_P): Likewise.
6765 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6766 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6768 2009-06-10 Ian Lance Taylor <iant@google.com>
6770 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6771 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6772 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6773 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6774 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6775 DEF_VEC_ALLOC_FUNC_P.
6776 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6777 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6778 DEF_VEC_ALLOC_FUNC_O.
6779 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6780 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6781 DEF_VEC_ALLOC_FUNC_I.
6782 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6783 (vec_stack_p_reserve_exact_1): Declare.
6784 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6785 (vec_stack_free): Declare.
6786 (VEC_stack_alloc): Define.
6787 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6788 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6789 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6790 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6792 (stack_vecs): New static variable.
6793 (vec_stack_p_reserve_exact_1): New function.
6794 (vec_stack_o_reserve_1): New static function.
6795 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6796 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6797 (vec_stack_free): New function.
6798 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6799 (VEC_df_ref_stack_alloc): Define.
6800 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6801 DEF_VEC_ALLOC_P_STACK.
6802 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6803 (struct df_collection_rec): Change _vec fields to VEC. Remove
6805 (df_free_collection_rec): Adjust for new fields.
6806 (df_insn_rescan): Use new df_collection_rec fields.
6807 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6808 (df_ref_create_structure, df_ref_record): Likewise.
6809 (df_get_conditional_uses, df_get_call_refs): Likewise.
6810 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6811 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6812 (df_record_exit_block_uses, df_bb_verify): Likewise.
6813 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6814 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6815 Remove count parameter. Change return type to void. Change all
6817 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6818 Remove count parameter. Change return type to void. Change all
6820 (df_install_refs): Change old_vec parameter to VEC. Remove count
6821 parameter. Change all callers.
6822 (df_install_mws): Change old_vec parameter to VEC. Remove count
6823 parameter. Change all callers.
6824 (df_refs_verify): Change new_rec parameter to VEC. Change call
6826 (df_mws_verify): Likewise.
6828 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6830 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6832 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6834 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6836 2009-06-10 Anthony Green <green@moxielogic.com>
6838 * config/moxie/crti.asm: New file.
6839 * config/moxie/crtn.asm: New file.
6840 * config/moxie/moxie.c: New file.
6841 * config/moxie/moxie.h: New file.
6842 * config/moxie/sfp-machine.h: New file.
6843 * config/moxie/moxie-protos.h: New file.
6844 * config/moxie/t-moxie: Created.
6845 * config/moxie/t-moxie-softfp: Created.
6846 * config/moxie/moxie.md: Created.
6847 * config/moxie/constraints.md: Created.
6848 * config.gcc: Add moxie support.
6849 * doc/md.texi (Machine Constraints): Add moxie constraints.
6850 * doc/contrib.texi (Contributors): Mention moxie port.
6851 * doc/install.texi (Specific): Mention the moxie port.
6853 2009-06-09 Ian Lance Taylor <iant@google.com>
6855 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6857 * optabs.c (optab_table): Only use designated initializers if
6858 HAVE_DESIGNATED_INITIALIZERS is defined.
6859 (convert_optab_table): Likewise.
6860 (init_optabs): Always call init_insn_codes if
6861 HAVE_DESIGNATED_INITIALIZERS is not defined.
6863 2009-06-09 Ian Lance Taylor <iant@google.com>
6865 * targhooks.c (default_builtin_vectorized_function): Change fn
6866 parameter to unsigned int.
6867 (default_builtin_vectorized_conversion): Change code parameter to
6869 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6870 * targhooks.h: Update declarations.
6871 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6872 parameter to unsigned int.
6874 * c-typeck.c (comptypes_check_enum_int): New static function.
6875 (comptypes_internal): Add enum_and_int_p parameter. Change all
6877 (comp_target_types): Add location parameter. Change all callers.
6878 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6880 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6881 (build_conditional_expr): Add colon_loc parameter. Change all
6883 (convert_for_assignment): Add location parameter. Change all callers.
6884 * c-parser.c (c_parser_conditional_expression): Pass location of
6885 colon to build_conditional_expr.
6886 * c-tree.h (build_conditional_expr): Update declaration.
6888 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6890 * graphite.c: Revert previous patch.
6892 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6895 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6897 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6899 * tree-ssa-loop-prefetch.c
6900 (loop_prefetch_arrays): Fixed a portability problem in printf format
6903 2009-06-09 Martin Jambor <mjambor@suse.cz>
6905 PR tree-optimization/40351
6906 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6907 refrence to a potential artifical subaccess can be constructed.
6909 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6911 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6912 (sh_override_options): Likewise.
6913 * config/sh/sh.c: Include params.h.
6914 (sh_optimization_options): New.
6915 (sh_override_options): Likewise.
6916 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6917 (OVERRIDE_OPTIONS): Use sh_override_options.
6919 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6921 * dwarf2out.c (emit_cfa_remember): New variable.
6922 (add_fde_cfi): If emit_cfa_remember, recurse to add
6923 DW_CFA_remember_state first.
6924 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6925 instead just set emit_cfa_remember.
6927 2009-06-08 Jan Hubicka <jh@suse.cz>
6930 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6932 2009-06-08 Jan Hubicka <jh@suse.cz>
6935 * cgraphunit.c (save_inline_function_body): Do not copy transform
6936 hooks for saved inline bodies.
6937 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6940 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6942 * jump.c (returnjump_p): Handle delayed branches. Add missing
6945 2009-06-08 Jan Hubicka <jh@suse.cz>
6948 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6949 original node might've been modified.
6950 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6952 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6954 * tree-object-size.c (addr_object_size): Add OSI argument.
6955 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6956 (compute_builtin_object_size, expr_object_size): Adjust callers.
6957 (plus_stmt_object_size): Call addr_object_size instead of
6958 compute_builtin_object_size.
6960 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6961 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6963 * tree-ssa-loop-prefetch.c
6964 (gather_memory_references): Introduced a counter for the number of
6966 (anything_to_prefetch_p): Introduced a counter for the number of
6968 (is_loop_prefetching_profitable): New function with a cost model
6970 (loop_prefetch_arrays): Use the new cost model to determine if
6971 prefetching is profitable.
6972 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6973 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6974 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6975 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6976 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6977 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6979 2009-06-08 Michael Matz <matz@suse.de>
6982 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6983 partitions use the same.
6984 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6985 for basevars of SSA_NAMEs.
6986 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6987 to not expand them twice.
6988 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6991 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6993 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6994 (fdump-final-insns=, gtoggle): New.
6995 * doc/invoke.texi: Document them.
6996 * final.c (rest_of_clean_state): Dump final insn stream.
6997 * gcc.c (invoke_as): Hook in -fcompare-debug.
6998 (static_spec_functions): Add compare-debug-dump-opt,
6999 compare-debug-self-opt and compare-debug-auxbase-opt.
7000 (compare_debug, compare_debug_second, compare_debug_opt): New.
7001 (switches_debug_check, n_switches_debug_check): New.
7002 (debug_auxbase_opt, debug_check_temp_file): New.
7003 (process_command): Handle -fno-compare-debug, -fcompare-debug and
7005 (do_self_spec): Handle arguments after switches.
7006 (do_spec_1): Add .gk extension to temp file basenames for compare.
7007 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7008 (cc1_options): Use it instead of normal auxbase computation for
7009 the second compare-debug compilation.
7010 (compare_files): New.
7011 (main): Set up and implement compare debug mode.
7012 (compare_debug_dump_opt_spec_function): New.
7013 (compare_debug_self_opt_spec_function): New.
7014 (compare_debug_auxbase_opt_spec_function): New.
7015 * toplev.c (process_options): Handle flag_gtoggle,
7016 flag_dump_final_insns.
7017 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7018 during -fcompare-debug-second compilation.
7020 2009-06-07 Ian Lance Taylor <iant@google.com>
7022 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7023 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7025 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7026 with no default node. Change warning with %H to warning_at.
7027 Don't clear warn_switch around case checking.
7028 * doc/invoke.texi (Warning Options): Clarify distinction between
7029 -Wswitch and -Wswitch-enum.
7031 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7033 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7035 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7037 * gbl-ctors.h: Add header guard.
7039 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7041 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7042 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7043 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7044 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7045 prototypes for removed functions.
7046 (expressions_equal_p): Move to ...
7047 * tree-ssa-sccvn.h: ... here and ...
7048 * matrix-reorg.c: ... adjust includes.
7050 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7052 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7054 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7056 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7057 (finish_function): Remove erroneous whitespace.
7059 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7061 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7062 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7064 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7066 * errors.c (internal_error): Commentary typo fix.
7067 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7068 * tree-ssa-pre.c: Ditto.
7070 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7072 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7073 them is supposed to hold actual statements.
7075 2009-06-06 Ian Lance Taylor <iant@google.com>
7077 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7078 empty statements can now have attributes.
7080 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7082 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7083 * config/mips/mips.md: Ditto.
7085 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7087 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7089 (__eabi_uconvert): Likewise.
7091 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7093 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7094 CFI_* definitions with IN_GCC.
7096 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7098 * xcoffout.h (xcoffout_source_line): Update prototype.
7100 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7102 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7103 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7105 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7108 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7109 inlined_function_outer_scope_p blocks for artificial inlines
7111 * tree.c (tree_nonartificial_location): Rewrite using
7112 block_nonartificial_location.
7114 2009-06-05 Revital Eres <eres@il.ibm.com>
7115 Leehod Baruch <leehod@il.ibm.com>
7117 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7118 (expand_expr_real_1): Remove comment.
7119 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7120 Vectorize misaligned access when the target supports it.
7121 (vect_supportable_dr_alignment): Check for unaligned access support.
7122 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7125 2009-06-05 Julian Brown <julian@codesourcery.com>
7127 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7128 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7130 2009-06-05 Richard Guenther <rguenther@suse.de>
7133 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7136 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7138 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7139 (save_gprs): Don't tell unwinder when a global register is saved.
7140 (s390_emit_epilogue): Emit needed epilogue unwind info.
7142 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7144 * dwarf2out.c (deferred_asm_name): New.
7145 (add_name_and_src_coords_attributes): Defer creation of
7146 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7148 (move_linkage_attr): New.
7149 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7152 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7154 * tree-nested.c (finalize_nesting_tree_1): Declare the
7155 frame_decl in the binding tree.
7157 2009-06-04 Cary Coutant <ccoutant@google.com>
7159 * basic-block.h (struct basic_block_def): Add discriminator field.
7160 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7162 * debug.c (do_nothing_debug_hooks): Add additional entry.
7163 (debug_nothing_int_charstar_int): New function.
7164 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7165 (debug_nothing_int_charstar_int): New declaration.
7166 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7167 discriminator value in .loc directive.
7168 * final.c (last_discriminator): New variable.
7169 (discriminator): New variable.
7170 (final_start_function): Initialize above variables, pass current
7171 discriminator to debug hook.
7172 (notice_source_line): Check for discriminator change.
7173 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7174 * sdbout.c (sdbout_source_line): New parameter.
7175 * tree-cfg.c (struct locus_discrim_map): New structure type.
7176 (discriminator_per_locus): New hash table.
7177 (build_gimple_cfg): Allocate and free discriminator hash table.
7178 (make_edges): Call assign_discriminator.
7179 (locus_map_hash): New function.
7180 (locus_map_eq): New function.
7181 (next_discriminator_for_locus): New function.
7182 (same_line_p): New function.
7183 (assign_discriminator): New function.
7184 (make_cond_expr_edges): Call assign_discriminator.
7185 (make_gimple_switch_edges): Likewise.
7186 (first_non_label_stmt): New function.
7187 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7189 * xcoffout.c (xcoffout_source_line): Add new parameter.
7191 * configure.ac (gcc_cv_as_discriminator): New configury check for
7192 gas support for discriminator.
7193 * configure: Regenerate.
7194 * config.in: Regenerate.
7196 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7198 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7199 val after checking for integers.
7201 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7203 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7205 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7206 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7207 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7208 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7209 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7210 X64_SSE_REGPARM_MAX.
7211 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7212 X64_SSE_REGPARM_MAX.
7214 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7216 * gcc.c (report_times_to_file): New.
7217 (execute): Implement it.
7218 (process_command): Support -time=.
7219 * doc/invoke.texi: Document it.
7221 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7223 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7224 that have value exprs.
7226 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7228 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7229 declarations for constants until...
7230 (dw2_output_indirect_constant_1): ... this point.
7232 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7235 * arm.md (arm_addsi3): Don't try to split an add with an
7236 eliminable register until after reload has completed.
7238 2009-06-03 Ian Lance Taylor <iant@google.com>
7240 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7241 * genattrtab.c (write_length_unit_log): Likewise.
7242 * genchecksum.c (dosum): Likewise.
7243 * gengtype.c (write_rtx_next): Likewise.
7244 (finish_root_table, write_roots): Likewise.
7245 * gimple.c (gimple_ops_offset_): Likewise.
7246 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7247 * config/arc/arc.c (arc_attribute_table): Likewise.
7248 * config/arm/arm.c (arm_attribute_table): Likewise.
7249 * config/avr/avr.c (avr_attribute_table): Likewise.
7250 * config/crx/crx.c (crx_attribute_table): Likewise.
7251 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7252 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7253 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7254 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7255 * config/sh/sh.c (sh_attribute_table): Likewise.
7256 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7257 * config/spu/spu.c (spu_attribute_table): Likewise.
7258 * config/v850/v850.c (v850_attribute_table): Likewise.
7260 * config/alpha/alpha.c (vms_attribute_table): Make static.
7261 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7262 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7263 * config/mips/mips.c (mips_attribute_table): Likewise.
7265 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7267 (cc1-checksum.o): Likewise.
7269 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7271 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7273 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7275 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7276 insn if it is changing sp. Use gen_add3_insn instead of
7277 conditionally gen_addsi3 and gen_adddi3.
7278 (offset_below_red_zone_p): New static inline function.
7279 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7280 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7281 * config/rs6000/ppc-asm.h: Include auto-host.h.
7282 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7283 CFI_RESTORE): Define.
7284 * config/rs6000/crtresxgpr.asm: Add unwind info.
7285 * config/rs6000/crtresxfpr.asm: Likewise.
7286 * config/rs6000/crtresgpr.asm: Likewise.
7287 * config/rs6000/crtresfpr.asm: Likewise.
7288 * config/rs6000/crtsavgpr.asm: Likewise.
7289 * config/rs6000/crtsavfpr.asm: Likewise.
7291 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7292 argument of DWARF2_FRAME_REG_OUT macros.
7294 2009-06-03 Julian Brown <julian@codesourcery.com>
7296 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7297 words or less (including TImode) in core registers.
7299 2009-06-03 Richard Guenther <rguenther@suse.de>
7302 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7304 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7306 * statistics.c (statistics_counter_event): Do not record event
7307 in pass dump if its number == -1.
7308 (curr_statistics_hash): Add assert that we never get passes
7309 with static number == -1.
7311 2009-06-03 Richard Guenther <rguenther@suse.de>
7312 Andrey Belevantsev <abel@ispras.ru>
7314 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7315 non-BLKmode arrays addressable.
7317 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7319 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7320 * config/m68k/m68k.h: ... here.
7321 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7324 2009-06-03 Martin Jambor <mjambor@suse.cz>
7326 PR tree-optimization/40323
7327 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7330 2009-06-03 Richard Guenther <rguenther@suse.de>
7332 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7335 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7337 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7338 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7339 JUMP_TABLE_DATA_P where applicable.
7340 * config/sh/sh.c: Ditto.
7341 * config/sh/sh.h: Ditto.
7342 * config/sh/sh.md: Ditto.
7343 * config/sh/symbian.c: Ditto.
7345 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7347 * config/i386/driver-i386.c (describe_cache): Optimize
7348 concatenation of strings. Use snprintf instead of sprintf.
7349 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7350 target when not compiling with GCC.
7352 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7354 * config/sh/sh.c: Revert last change.
7355 (sh_expand_epilogue): Emit a blockage insn before the frame
7356 pointer adjustment unconditionally.
7358 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7360 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7361 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7362 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7363 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7364 to COLLECT_GCC_OPTIONS.
7366 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7368 * collect2.c (target_system_root): New variable.
7369 (main): Handle --sysroot=.
7370 (ignore_library): Strip the sysroot from the library path.
7372 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7374 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7375 (collect2.o): Depend on collect2-aix.h.
7376 (collect2-aix.o): New rule.
7377 * collect2-aix.h: New file.
7378 * collect2-aix.c: Likewise.
7379 * collect2.c: Include collect2-aix.h. Don't undefine
7380 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7381 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7382 Use TARGET_AIX_VERSION instead of _AIX51.
7383 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7384 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7385 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7386 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7387 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7389 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7391 * collect2.c (ignore_library): Avoid premature post-increment
7394 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7396 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7397 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7398 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7399 CROSS_DIRECTORY_STRUCTURE too.
7400 (LINK_LIBG_SPEC): Likewise.
7401 (LIB_SPEC): Add %R to sysroot paths.
7402 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7403 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7404 * config/rs6000/aix51.h: As for aix43.h.
7405 * config/rs6000/aix52.h: Likewise.
7406 * config/rs6000/aix53.h: Likewise.
7407 * config/rs6000/aix61.h: Likewise.
7408 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7409 to the beginning of sysroot paths.
7411 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7413 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7414 INSN_LISTs that are out of the REG_NOTE range.
7416 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7418 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7419 (struct var_to_expand): Likewise.
7420 (struct opt_info): Add head and tail for linked lists of the above.
7421 (analyze_insn_to_expand_var): Initialize next.
7422 (analyze_iv_to_split_insn): Likewise.
7423 (analyze_insns_in_loop): Create linked lists.
7424 (allocate_basic_variable): Simplify for use without hash table.
7425 (insert_var_expansion_initialization): Likewise, make it type-safer.
7426 (combine_var_copies_in_loop_exit): Likewise.
7427 (apply_opt_in_copies): Walk lists rather than hash tables.
7428 (release_var_copies): Simplified and inlined by hand into...
7429 (free_opt_info): ... this function.
7431 2009-06-02 Richard Guenther <rguenther@suse.de>
7433 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7436 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7438 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7439 only for builtins that are not overridden.
7441 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7443 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7446 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7448 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7450 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7452 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7454 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7456 * common.opt (fdump-unnumbered-links): New.
7457 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7458 * print-rtl.c (flag_dump_unnumbered_links): New.
7459 (print_rtx): Test it.
7461 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7463 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7464 push/pop multiple to 8-byte alignment.
7466 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7468 * config/i386/i386.c (queued_cfa_restores): New static variable.
7469 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7471 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7472 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7473 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7474 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7475 note unconditionally.
7476 (ix86_emit_restore_regs_using_mov): Likewise.
7477 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7478 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7479 it through to ix86_emit_restore_reg_using_pop.
7480 (ix86_emit_leave): Add RED_OFFSET argument. Call
7481 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7482 instead of adding REG_CFA_OFFSET note unconditionally.
7483 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7484 the above functions. Call ix86_add_queued_cfa_restore_notes when
7487 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7488 force output of the label even for dwarf2out_do_cfi_asm.
7489 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7490 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7491 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7493 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7494 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7495 dwarf2out_cfi_label callers.
7496 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7497 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7498 Adjust dwarf2out_cfi_label callers.
7499 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7501 * config/i386/i386.h (struct machine_cfa_state,
7502 struct machine_function): Guard with ifndef USED_FOR_TARGET
7503 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7506 * emutls.c (__emutls_get_address): Change arr->size to mean number
7507 of allocated arr->data entries instead of # of slots + 1.
7510 * recog.c (peep2_reinit_state): New function.
7511 (peephole2_init_state): Use it at the end of a basic block and also
7512 when seeing a RTX_FRAME_RELATED_P insn.
7514 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7516 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7517 fixuns_truncrfdi2): New.
7518 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7519 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7520 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7521 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7522 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7523 *recip_approx): Remove.
7524 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7525 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7526 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7528 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7531 2009-06-01 Ian Lance Taylor <iant@google.com>
7533 * attribs.c (register_attribute): Use CONST_CAST.
7534 * collect2.c (main): Use CONST_CAST2.
7535 (scan_prog_file): Likewise.
7536 * gcc.c (process_command, main): Likewise.
7537 * toplev.c (toplev_main): Likewise.
7539 * c-typeck.c (handle_warn_cast_qual): New static function,
7540 partially broken out of build_c_cast.
7541 (build_c_cast): Call handle_warn_cast_qual.
7542 * doc/invoke.texi (Warning Options): Document new effect of
7545 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7547 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7548 (diagnostic_report_current_module): Print columns.
7549 * common.opt (flag_show_column): Enable by default.
7551 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7553 * alias.c (find_base_term): Check for NULL term before returning.
7555 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7557 Revert due to PR40320:
7558 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7559 * calls.c (emit_library_call_value_1): Don't force_operand for move
7562 2009-06-01 Olivier Hainque <hainque@adacore.com>
7563 Eric Botcazou <ebotcazou@adacore.com>
7565 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7566 to be processed as a bitfield for constructor output purposes.
7567 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7569 * varasm.c (oc_local_state): New type, output_constructor
7570 local state to support communication with helpers.
7571 (oc_outer_state): New type, output_constructor outer state of
7572 relevance in recursive calls.
7573 (output_constructor_array_range): New output_constructor helper,
7574 extracted code for an array range element.
7575 (output_constructor_regular_field): New output_constructor helper,
7576 extracted code for an element that is not a bitfield.
7577 (output_constructor_bitfield): New output_constructor helper,
7578 extracted code for a bitfield element. Accept an OUTER state
7579 argument for recursive processing. Recurse on record or array
7580 CONSTRUCTOR values, possibly past noop conversions.
7581 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7582 VALUE is a valid constant-valued expression for use in a static
7583 bit-field initializer.
7584 (output_constructor): Rework to use helpers. Accept and honor an
7585 OUTER state argument for recursive calls. Return total size. Be
7586 prepared for nested constructors initializing bitfields.
7587 (output_constant): Feed OUTER in calls to output_constructor.
7589 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7591 * calls.c (emit_library_call_value_1): Don't force_operand for move
7594 2009-06-01 Nick Clifton <nickc@redhat.com>
7596 * doc/invoke.texi (IA-64 Options): Fix typo.
7598 2009-06-01 Ira Rosen <irar@il.ibm.com>
7600 PR tree-optimization/39129
7601 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7603 (vect_do_peeling_for_loop_bound): Use
7604 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7605 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7606 (vect_loop_versioning): Likewise.
7607 (vect_create_cond_for_alias_checks): Fix indentation.
7608 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7610 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7611 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7612 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7613 "control flow in loop".
7614 (vect_estimate_min_profitable_iters): Use
7615 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7616 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7617 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7618 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7619 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7620 statement belongs to a group of strided accesses with the exact code
7622 (vectorizable_load): Likewise.
7623 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7624 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7626 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7628 * config/freebsd-stdint.h: New file.
7629 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7630 Add freebsd-stdint.h to tm_file.
7632 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7634 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7635 (thumb2_extendhidi2): Likewise.
7637 2009-05-31 Ian Lance Taylor <iant@google.com>
7639 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7641 2009-05-31 Ian Lance Taylor <iant@google.com>
7643 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7644 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7645 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7647 2009-05-31 Jason Merrill <jason@redhat.com>
7649 * tree-pretty-print.c (print_call_name): Take the callee, not the
7650 call itself. Make non-static. Use dump_function_name for functions.
7651 (dump_generic_node): Adjust.
7652 * diagnostic.h: Declare print_call_name.
7653 * gimple-pretty-print.c (dump_gimple_call): Use it.
7655 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7657 * config/sh/sh.md (ashldi3_std): New define_expand.
7660 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7663 * config/sh/sh.c: Include debug.h.
7664 (sh_expand_epilogue): Emit a blockage insn before the frame
7665 pointer adjustment also when dwarf2out_do_frame returns true.
7667 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7669 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7670 (thumb2_extendqidi2): New pattern.
7672 2009-05-31 Ira Rosen <irar@il.ibm.com>
7674 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7675 mark phis for renaming.
7676 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7677 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7678 Call mark_sym_for_renaming.
7679 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7680 * tree-vect-loop.c (vect_transform_loop): Remove
7681 vect_memsyms_to_rename initialization and a call to
7682 mark_set_for_renaming.
7684 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7687 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7688 frame related even if !set_cfa && style < 0.
7690 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7692 * config/i386/mingw-tls.c: New file.
7693 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7694 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7695 defining _WIN32 but not __CYGWIN__.
7697 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7699 * configure.ac: Add MPC support.
7701 * config.in, configure: Regenerate.
7703 2009-05-29 Richard Henderson <rth@redhat.com>
7705 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7706 NOTE_INSN_BASIC_BLOCK.
7707 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7708 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7709 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7711 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7713 (add_cfi): Disable check redefining cfa away from drap.
7714 (lookup_cfa_1): Add remember argument; handle remember/restore.
7715 (lookup_cfa): Pass remember argument.
7716 (cfa_remember): New.
7717 (compute_barrier_args_size_1): Remove sibcall check.
7718 (dwarf2out_frame_debug_def_cfa): New.
7719 (dwarf2out_frame_debug_adjust_cfa): New.
7720 (dwarf2out_frame_debug_cfa_offset): New.
7721 (dwarf2out_frame_debug_cfa_register): New.
7722 (dwarf2out_frame_debug_cfa_restore): New.
7723 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7724 (dwarf2out_begin_epilogue): New.
7725 (dwarf2out_frame_debug_restore_state): New.
7726 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7727 DW_CFA_restore_state.
7728 (output_cfi_directive): Likewise.
7729 (convert_cfa_to_fb_loc_list): Likewise.
7730 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7731 * dwarf2out.h: Update.
7732 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7733 (copy_insn_1): Early out for null.
7734 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7735 and dwarf2out_frame_debug_restore_state.
7736 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7737 (prologue_insn_hash, epilogue_insn_hash): New.
7738 (free_after_compilation): Adjust freeing accordingly.
7739 (record_insns): Create hash table if needed; push insns into
7740 hash instead of array.
7741 (maybe_copy_epilogue_insn): New.
7742 (contains): Search hash table instead of array.
7743 (sibcall_epilogue_contains): Remove.
7744 (thread_prologue_and_epilogue_insns): Split eh_return insns
7745 and mark them as epilogues.
7746 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7747 scanning in terms of basic blocks.
7748 * insn-notes.def (CFA_RESTORE_STATE): New.
7749 * jump.c (returnjump_p_1): Accept EH_RETURN.
7750 (eh_returnjump_p_1, eh_returnjump_p): New.
7751 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7752 CFA_REGISTER, CFA_RESTORE): New.
7753 * rtl.def (EH_RETURN): New.
7754 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7756 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7757 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7759 * config/i386/i386.c (gen_push): Update cfa state.
7760 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7761 add a CFA_ADJUST_CFA note.
7762 (ix86_dwarf_handle_frame_unspec): Remove.
7763 (ix86_expand_prologue): Update cfa state.
7764 (ix86_emit_restore_reg_using_pop): New.
7765 (ix86_emit_restore_regs_using_pop): New.
7766 (ix86_emit_leave): New.
7767 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7768 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7769 * config/i386/i386.h (struct machine_cfa_state): New.
7770 (ix86_cfa_state): New.
7771 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7772 (eh_return_internal): Merge from eh_return_<mode>,
7773 use eh_return rtx, split w/ epilogue.
7775 2009-05-29 Ian Lance Taylor <iant@google.com>
7777 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7779 * calls.c (emit_library_call_value_1): Likewise.
7781 * c-typeck.c (c_build_va_arg): New function.
7782 * c-tree.h (c_build_va_arg): Declare.
7783 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7784 instead of build_va_arg.
7786 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7788 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7789 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7790 (ptr_difference_cost): Use affine combinations to compute it.
7791 (difference_cost): Likewise.
7792 (get_computation_cost_at): Compute more accurate cost for addresses
7793 if the ratio is a multiplier allowed in addresses.
7794 For non-addresses, consider that an additional offset or symbol is
7797 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7799 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7800 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7802 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7803 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7804 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7806 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7807 to 1 for TYPE_SSE{IADD1,CVT1}.
7808 (prefix_vex_imm8): Removed.
7809 (length_vex): Only pass 1 as second argument to
7810 ix86_attr_length_vex_default if prefix_extra is 0.
7811 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7812 (length): For prefix vex computation use length_immediate
7813 attribute instead of prefix_vex_imm8.
7814 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7815 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7816 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7817 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7818 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7819 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7820 a space in between the operands.
7821 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7822 if one operand is 0xff and the other one si, di, bp or sp.
7823 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7824 other one si, di, bp or sp.
7825 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7826 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7827 type and mode attributes.
7828 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7829 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7830 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7831 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7832 prefix_data16 attribute iff MODE_DF.
7833 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7834 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7835 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7836 constm128_operand in length_immediate computation.
7837 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7838 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7839 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7840 length_immediate attribute to 1.
7841 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7842 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7843 for certain alternatives.
7844 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7845 prefix_data16 attribute if MODE_V1DF.
7846 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7847 length_immediate to 1.
7848 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7849 length_address to 4, set mode attribute to MODE_DI.
7850 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7851 (fxam<mode>2_i387): Set length attribute to 4.
7852 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7853 *prefetch_3dnow_rex): Override length_address attribute.
7854 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7856 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7857 (constm128_operand): Removed.
7858 * config/i386/i386.c (memory_address_length): For
7859 disp && !index && !base in 64-bit mode account for SIB byte if
7860 print_operand_address can't optimize disp32 into disp32(%rip)
7861 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7862 for fs: or gs: segment.
7863 (ix86_attr_length_immediate_default): When checking if shortform
7864 is possible, truncate immediate to the length of the non-shortened
7866 (ix86_attr_length_address_default): Ignore MEM_P operands
7868 (ix86_attr_length_vex_default): Only check for DImode on
7869 GENERAL_REG_P operands.
7870 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7871 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7872 (sse_cvttps2pi): Clear prefix_rep attribute.
7873 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7875 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7876 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7877 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7878 iff operand 2 is const_int_operand.
7879 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7880 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7881 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7883 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7885 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7886 prefix_data16 attribute for movlpd and movhpd instructions.
7887 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7888 length_immediate for shufpd instruction.
7889 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7890 (avx_cmpp<avxmodesuffixf2c><mode>3,
7891 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7892 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7893 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7894 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7895 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7896 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7897 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7898 prefix_data16 attribute for the first alternative to 1.
7899 (*avx_loadlps): Override length_immediate for the first alternative.
7900 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7901 attributes for second alternative.
7902 (*vec_concatv2sf_sse4_1): Override length_immediate and
7903 prefix_data16 attributes for second alternative.
7904 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7905 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7906 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7907 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7908 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7909 prefix_data16 and length_immediate to 1.
7910 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7912 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7913 prefix_extra attribute for variants that don't have 0f prefix alone.
7914 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7915 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7916 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7917 *sse4_1_pextrd): Set length_immediate to 1.
7918 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7919 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7921 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7922 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7923 length_immediate to 1 for second alternative.
7924 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7925 prefix_extra and length_immediate attributes for the first
7927 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7929 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7930 to 1 for the first and third alternative.
7931 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7933 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7935 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7937 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7938 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7939 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7940 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7941 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7942 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7943 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7944 ssse3_psign<mode>3): Override prefix_rex attribute.
7945 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7946 (ssse3_palignrti): Override length_immediate to 1.
7947 (ssse3_palignrdi): Override length_immediate to 1, override
7948 prefix_rex attribute.
7949 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7950 (sse4a_extrqi): Override length_immediate to 2.
7951 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7952 (sse4a_insertq): Override prefix_data16 to 0.
7953 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7954 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7955 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7956 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7957 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7958 and length_immediate to 1.
7959 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7960 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7961 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7962 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7963 and length_immediate to 1.
7964 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7965 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7966 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7967 avx_ptest256): Override prefix_extra to 1.
7968 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7969 Override prefix_data16 and length_immediate to 1.
7970 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7971 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7972 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7973 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7974 prefix_data16 to 0 and prefix_extra to 2.
7975 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7976 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7978 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7979 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7980 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7981 and prefix_extra to 2.
7982 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7983 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7984 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7985 avx_vpermilvar<mode>3,
7986 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7987 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7988 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7989 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7990 Override prefix_extra to 1.
7991 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7992 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7993 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7994 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7995 prefix_extra and length_immediate to 1.
7996 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7998 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7999 to 1 for the first alternative.
8000 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
8001 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
8003 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
8004 *movv2sf_internal_avx, *movv2sf_internal): Override
8005 prefix_rep attribute for certain alternatives.
8006 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8007 attributes for certain alternatives.
8008 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8009 attributes for certain alternatives.
8010 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8011 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8012 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8013 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8014 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8015 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8016 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8017 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8018 length_immediate to 1 if operand 2 is const_int_operand.
8019 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8020 *vec_extractv2si_1): Set length_immediate attribute to 1.
8021 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8022 using old 3DNOW insn rather than SSE/3DNOW_A.
8023 (mmx_emms, mmx_femms): Clear modrm attribute.
8025 2009-05-29 Martin Jambor <mjambor@suse.cz>
8027 * tree-sra.c: New implementation of SRA.
8029 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8030 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8031 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8032 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8033 (SRA_MAX_STRUCTURE_COUNT): Removed.
8034 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8035 * doc/invoke.texi (sra-max-structure-size): Removed.
8036 (sra-field-structure-ratio): Removed.
8038 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8041 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8044 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8046 PR rtl-optimization/40101
8047 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8048 seqno. Adjust comment.
8049 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8050 inserting bookkeeping before a jump, the jump is not scheduled.
8051 When no positive seqno found, provide a value. Add comment.
8053 2009-05-29 Richard Guenther <rguenther@suse.de>
8055 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8056 short-cutting on the first component.
8058 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8061 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8062 for trees other than decls/types.
8064 2009-05-29 Richard Guenther <rguenther@suse.de>
8066 * tree-ssa-operands.c (get_expr_operands): Do not handle
8067 INDIRECT_REFs in the handled-component case. Remove
8068 unused get_ref_base_and_extent case.
8069 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8070 tree_low_cst and host_integerp where possible.
8071 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8072 codes for equivalence.
8073 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8075 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8077 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8078 to tmake_file for i[34567]86-*-cygwin*.
8080 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8083 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8084 (altivec_categorize_keyword, init_vector_keywords,
8085 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8088 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8090 * tree.c (handle_dll_attribute): Check if node is
8091 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8093 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8095 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8097 (thumb2_zero_extendqidi2): Likewise.
8099 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8101 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8102 instead of gen_movrt.
8103 * config/sh/sh.md (movrt): Remove.
8105 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8107 * doc/invoke.texi (IA-64 Options):
8108 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8109 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8110 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8111 -msched-prefer-non-control-spec-insns,
8112 -msched-stop-bits-after-every-cycle,
8113 -msched-count-spec-in-critical-path,
8114 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8115 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8116 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8117 and -msched-spec-verbose.
8119 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8121 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8122 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8124 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8126 2009-05-28 Richard Guenther <rguenther@suse.de>
8128 * tree-ssa-alias.c (ao_ref_init): New function.
8129 (ao_ref_base): Likewise.
8130 (ao_ref_base_alias_set): Likewise.
8131 (ao_ref_alias_set): Likewise.
8132 (refs_may_alias_p_1): Change signature.
8133 (refs_may_alias_p): Adjust.
8134 (refs_anti_dependent_p): Likewise.
8135 (refs_output_dependent_p): Likewise.
8136 (call_may_clobber_ref_p_1): Change signature.
8137 (call_may_clobber_ref_p): Adjust.
8138 (stmt_may_clobber_ref_p_1): New function split out from ...
8139 (stmt_may_clobber_ref_p): ... here.
8140 (maybe_skip_until): Adjust signature.
8141 (get_continuation_for_phi): Likewise.
8142 (walk_non_aliased_vuses): Likewise.
8143 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8144 (ao_ref_init): Declare.
8145 (ao_ref_base): Likewise.
8146 (ao_ref_alias_set): Likewise.
8147 (stmt_may_clobber_ref_p_1): Likewise.
8148 (walk_non_aliased_vuses): Adjust.
8149 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8150 (get_ref_from_reference_ops): remove.
8151 (vn_reference_lookup_2): Adjust signature.
8152 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8153 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8154 (vn_reference_lookup): Adjust.
8155 (vn_reference_insert): Likewise.
8156 (vn_reference_insert_pieces): Adjust signature.
8157 (visit_reference_op_call): Adjust.
8158 * tree-ssa-pre.c (get_expr_type): Simplify.
8159 (phi_translate_1): Adjust.
8160 (compute_avail): Likewise.
8161 (translate_vuse_through_block): Do not re-build trees.
8162 (value_dies_in_block_x): Likewise.
8163 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8165 (vn_reference_lookup_pieces): Adjust declaration.
8166 (vn_reference_insert_pieces): Likewise.
8168 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8170 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8171 with checking disabled.
8173 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8177 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8178 macro definition for support of three-operand format aligned
8179 .comm directive in assembler on cygwin/pe/mingw target OS.
8180 * configure: Regenerate.
8181 * config.h: Regenerate.
8183 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8184 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8185 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8187 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8188 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8190 2009-05-28 Ira Rosen <irar@il.ibm.com>
8192 PR tree-optimization/40254
8193 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8194 in analysis of basic blocks.
8196 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8199 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8200 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8201 (TARGET_INITIALIZER): Use it.
8202 * cse.c (CHEAPER): Move it up to the other macros.
8203 (insert): Rename this ...
8204 (insert_with_costs): ... to this. Add cost parameters. Update
8206 (insert): New function. Call insert_with_costs.
8207 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8208 find_reg_offset_for_const, try_const_anchors): New functions.
8209 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8210 when using a const-anchor. Call insert_const_anchors.
8211 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8212 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8214 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8216 * tree-inline.c (remap_decls): Enable nonlocalized variables
8217 when not optimizing.
8219 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8221 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8222 Simplify other tests involving optimize.
8224 2009-05-27 Tom Tromey <tromey@redhat.com>
8226 * unwind-dw2.c (_Unwind_DebugHook): New function.
8227 (uw_install_context): Call _Unwind_DebugHook.
8229 2009-05-27 Tom Tromey <tromey@redhat.com>
8231 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8233 2009-05-27 Ian Lance Taylor <iant@google.com>
8235 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8236 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8237 (ALL_LINKERFLAGS): Define.
8238 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8239 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8240 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8241 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8242 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8243 $(LINKER_FOR_BUILD).
8244 (build/gcov-iov$(build_exeext)): Likewise.
8246 2009-05-27 Julian Brown <julian@codesourcery.com>
8248 * gcse.c (target.h): Include.
8249 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8250 copy of argument to a pseudo register.
8252 2009-05-27 Diego Novillo <dnovillo@google.com>
8254 * tree-ssa-live.c (dump_scope_block): Document arguments.
8255 (dump_scope_blocks): Document.
8256 (debug_scope_blocks): New.
8257 * tree-flow.h (debug_scope_blocks): Declare.
8259 2009-05-21 Denis Chertykov <denisc@overta.ru>
8261 * doc/contrib.texi (Contributors): Add myself to the list.
8263 2009-05-27 Olivier Hainque <hainque@adacore.com>
8265 * expr.c (target_align): New function. Alignment the TARGET of an
8266 assignment may be assume to have.
8267 (highest_pow2_factor_for_target): Use it instead of relying on
8268 immediate tree attributes of TARGET, not necessarily honored when
8269 intermediate bitfields are involved.
8271 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8274 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8275 AVX, SSE4, AES, PCLMUL and POPCNT.
8277 2009-05-27 Diego Novillo <dnovillo@google.com>
8279 * tree-pretty-print.c (dump_location): New.
8280 (dump_generic_node): Call it.
8281 Factor code to handle BLOCK nodes ...
8282 (dump_block_node): ... here.
8284 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8286 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8288 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8290 * gcc-plugin.h: Include config.h and system.h.
8291 (IN_GCC): Define if not defined.
8293 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8296 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8299 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8301 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8303 * config/m32r/m32r.h: Ditto.
8304 * config/m32r/m32r.md: Ditto.
8305 * config/m32r/predicates.md: Ditto.
8307 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8309 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8311 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8314 (Loading plugins): typo.
8315 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8316 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8317 (Interacting with the GCC Garbage Collector): Added new section.
8318 (Giving information about a plugin): Added new section for
8320 * ggc.h (ggc_register_root_tab): Added declaration.
8321 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8322 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8323 (register_callback): Improved comment in declaration.
8324 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8325 (extra_root_vec) Added static variable for dynamic roots registration.
8326 (ggc_register_root_tab) Added new routine.
8327 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8328 PLUGIN_GGC_MARKING event.
8329 * ggc-zone.c: Include plugin.h.
8330 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8331 * ggc-page.c: Include plugin.h.
8332 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8333 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8334 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8335 (register_callback): check lack of callbacks for
8336 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8337 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8338 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8339 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8340 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8341 dependency on plugin.h.
8342 (plugin.o): Added dependency on ggc.h...
8344 2009-05-26 Richard Guenther <rguenther@suse.de>
8348 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8349 with mismatched comparison modes.
8351 * expr.c (expand_expr_real_1): Expand the operand of a
8352 VIEW_CONVERT_EXPR in its natural mode.
8354 2009-05-26 Ian Lance Taylor <iant@google.com>
8356 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8357 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8358 (ALL_COMPILERFLAGS): Define.
8359 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8360 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8361 (collect2$(exeext), collect2.o): Likewise.
8362 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8363 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8364 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8365 (libbackend.o, intl.o, cppdefault.o): Likewise.
8366 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8367 (build/%.o): Use $(COMPILER_FOR_BUILD).
8368 (build/gen%$(build_exeext)): Likewise.
8369 (build/gcov-iov$(build_exeext)): LIkewise.
8370 * config/t-darwin (darwin.o): Use $(COMPILER).
8371 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8372 * config/t-sol2 (sol2-c.o): Likewise.
8374 * config/t-vxworks (vxworks.o): Likewise.
8375 * config/x-darwin (host-darwin.o): Likewise.
8376 * config/x-hpux (host-hpux.o): Likewise.
8377 * config/x-linux (host-linux.o): Likewise.
8378 * config/x-solaris (host-solaris.o): Likewise.
8379 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8380 * config/arm/t-arm (arm-c.o): Likewise.
8381 * config/arm/t-pe (pe.o): Likewise.
8382 * config/arm/t-wince-pe (pe.o): Likewise.
8383 * config/i386/t-cygming (winnt.o): Likewise.
8384 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8385 * config/i386/t-cygwin (cygwin1.o): Likewise.
8386 (cygwin2.o): Likewise.
8387 * config/i386/t-i386 (i386-c.o): Likewise.
8388 * config/i386/t-interix (winnt.o): Likewise.
8389 * config/i386/t-netware (netware.o): Likewise.
8390 * config/i386/t-nwld (nwld.o): Likewise.
8391 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8392 * config/i386/x-i386 (driver-i386.o): Likewise.
8393 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8394 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8395 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8396 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8397 * config/mips/x-native (driver-native.o): Likewise.
8398 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8399 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8400 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8401 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8402 * config/score/t-score-elf (score7.o): Likewise.
8403 (score3.o): Likewise.
8404 * config/sh/t-sh (sh-c.o): Likewise.
8405 * config/sh/t-symbian (sh-c.o): Likewise.
8406 (symbian.o): Likewise.
8407 * config/spu/t-spu-elf (spu-c.o): Likewise.
8408 * config/v850/t-v850 (v850-c.o): Likewise.
8409 * config/v850/t-v850e (v850-c.o): Likewise.
8411 2009-05-26 Richard Guenther <rguenther@suse.de>
8413 PR tree-optimization/40122
8414 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8415 VECTOR_CSTs if possible.
8416 (fold_gimple_assign): Likewise.
8418 2009-05-26 Richard Guenther <rguenther@suse.de>
8421 * fold-const.c (fold_binary): Use the correct types for building
8424 2009-05-26 Richard Guenther <rguenther@suse.de>
8426 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8427 redundant calls to merge_alias_info.
8428 (bump_vector_ptr): Likewise.
8429 * tree-ssa-copy.c (merge_alias_info): Remove.
8430 (replace_exp_1): Remove call to merge_alias_info.
8431 (propagate_tree_value): Likewise.
8432 (fini_copy_prop): Propagate points-to info.
8433 * tree-flow.h (merge_alias_info): Remove.
8435 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8437 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8439 2009-05-25 Jan Hubicka <jh@suse.cz>
8441 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8442 * cgraph.h (struct inline_summary): New filed self_wize,
8443 size_inlining_benefit, self_time and time_inlining_benefit.
8444 (struct cgraph_global_info): Replace insns by time ans size fields.
8445 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8446 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8447 (ipcp_update_callgraph): Do not touch function bodies.
8448 * ipa-inline.c: Include except.h
8449 (MAX_TIME): New constant.
8450 (overall_insns): Remove.
8452 (overall_size, max_benefit): New static variables.
8453 (cgraph_estimate_time_after_inlining): New function.
8454 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8455 (cgraph_clone_inlined_nodes): Update size.
8456 (cgraph_mark_inline_edge): Update size.
8457 (cgraph_estimate_growth): Use size info.
8458 (cgraph_check_inline_limits): Check size.
8459 (cgraph_default_inline_p): Likewise.
8460 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8461 (cgraph_decide_recursive_inlining): Check size.
8462 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8464 (cgraph_decide_inlining): Likewise.
8465 (cgraph_decide_inlining_incrementally): Likewise; honor
8466 PARAM_EARLY_INLINING_INSNS.
8467 (likely_eliminated_by_inlining_p): New predicate.
8468 (estimate_function_body_sizes): New function.
8469 (compute_inline_parameters): Use it.
8470 * except.c (must_not_throw_labels): New function.
8471 * except.h (must_not_throw_labels): Declare.
8472 * tree-inline.c (init_inline_once): Kill inlining_weigths
8473 * tree-ssa-structalias.c: Avoid uninitialized warning.
8474 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8475 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8476 (PARAM_INLINE_CALL_COST): Remove.
8477 (PARAM_EARLY_INLINING_INSNS): New.
8479 2009-05-25 Richard Guenther <rguenther@suse.de>
8481 PR tree-optimization/36327
8482 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8483 callback for reference translation or lookup at the point of may-defs.
8484 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8485 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8486 for union COMPONENT_REFs.
8487 (vn_reference_lookup_3): New callback. Lookup from memset
8488 and CONSTRUCTOR assignment, translate through struct copies.
8489 (vn_reference_lookup_pieces): Make sure to not free the
8490 passed operands array. Adjust walk_non_aliased_vuses call.
8491 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8492 make sure we do not leak memory.
8494 2009-05-25 Richard Guenther <rguenther@suse.de>
8496 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8497 * tree-inline.c (expand_call_inline): Reset the escaped and
8499 * tree-ssa-structalias.c (pass_build_ealias): New.
8500 * tree-pass.h (pass_build_ealias): Declare.
8501 * passes.c (init_optimization_passes): Add PTA during
8502 early optimizations.
8503 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8504 and CALLUSED solutions.
8505 (dump_points_to_solution): New function, split out from ...
8506 (dump_points_to_info_for): ... here.
8507 * tree-parloops.c (parallelize_loops): Reset the escaped and
8510 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8513 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8514 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8516 2009-05-25 Ira Rosen <irar@il.ibm.com>
8518 PR tree-optimization/40238
8519 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8520 statements after basic block's labels.
8521 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8522 to free the allocated memory.
8524 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8526 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8527 return address with a USE.
8529 2009-05-24 Richard Guenther <rguenther@suse.de>
8532 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8533 array type from the main variant of the inner type.
8535 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8537 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8538 definition to bool (from int) to un-break build.
8539 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8541 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8543 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8544 discard_stmt_changes): Delete.
8545 * tree-ssa-operands.c (scb_stack): Delete.
8546 (init_ssa_operands): Do not initialize it.
8547 (fini_ssa_operands): Do not free it.
8548 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8550 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8551 update_stmt, remove the others. Fix comments.
8552 * tree-dfa.c (optimize_stack_restore): Likewise.
8553 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8554 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8555 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8556 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8558 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8559 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8560 (dom_opt_finalize_block): Likewise, adjusting access to
8562 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8563 (stmts_to_rescan): Change item type to gimple.
8564 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8566 2009-05-24 Ira Rosen <irar@il.ibm.com>
8568 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8569 * tree-pass.h (pass_slp_vectorize): New pass.
8570 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8571 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8572 * tree-vectorizer.c (timevar.h): Include.
8573 (user_vect_verbosity_level): Declare.
8574 (vect_location): Fix comment.
8575 (vect_set_verbosity_level): Update user_vect_verbosity_level
8576 instead of vect_verbosity_level.
8577 (vect_set_dump_settings): Add an argument. Ignore user defined
8578 verbosity if dump flags require higher level of verbosity. Print to
8579 stderr only for loop vectorization.
8580 (vectorize_loops): Update call to vect_set_dump_settings.
8581 (execute_vect_slp): New function.
8582 (gate_vect_slp): Likewise.
8583 (struct gimple_opt_pass pass_slp_vectorize): New.
8584 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8586 (vec_info_for_bb): New function.
8587 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8588 (VECTORIZATION_ENABLED): New macro.
8589 (SLP_ENABLED, SLP_DISABLED): Likewise.
8590 (vect_is_simple_use): Add bb_vec_info argument.
8591 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8592 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8593 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8594 vect_schedule_slp, vect_analyze_slp): Likewise.
8595 (vect_analyze_stmt): Add slp_tree argument.
8596 (find_bb_location): Declare.
8597 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8598 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8599 (vect_analyze_loop_operations, vect_analyze_loop,
8600 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8601 vect_finalize_reduction, vectorizable_reduction,
8602 vectorizable_live_operation, vect_transform_loop): Likewise.
8603 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8604 skip evolution analysis if analyzing a basic block.
8605 (dr_analyze_indices): Likewise.
8606 (initialize_data_dependence_relation): Skip the test whether the
8607 object is invariant for basic blocks.
8608 (compute_all_dependences): Skip dependence analysis for data
8609 references in basic blocks.
8610 (find_data_references_in_stmt): Don't fail in case of invariant
8611 access in basic block.
8612 (find_data_references_in_bb): New function.
8613 (find_data_references_in_loop): Move code to
8614 find_data_references_in_bb and add a call to it.
8615 (compute_data_dependences_for_bb): New function.
8616 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8617 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8619 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8620 unknown dependence in basic block and fail in case of dependence in
8622 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8623 dependence instances from either loop or basic block vectorization
8625 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8626 before calling nested_in_vect_loop_p.
8627 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8628 dependence instances from either loop or basic block vectorization
8630 (vect_verify_datarefs_alignment): Likewise.
8631 (vect_enhance_data_refs_alignment): Adjust function calls.
8632 (vect_analyze_data_refs_alignment): Likewise.
8633 (vect_analyze_group_access): Fix printing. Skip different checks if
8634 DR_STEP is 0. Keep strided stores either in loop or basic block
8635 vectorization data structure. Fix indentation.
8636 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8638 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8639 dependence instances from either loop or basic block vectorization
8641 (vect_analyze_data_refs): Update comment. Call
8642 compute_data_dependences_for_bb to analyze basic blocks.
8643 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8644 case of loop vectorization. In case of basic block vectorization use
8645 data-ref itself as a base.
8646 (vect_create_data_ref_ptr): In case of basic block vectorization:
8647 don't advance the pointer, add new statements before the current
8648 statement. Adjust function calls.
8649 (vect_supportable_dr_alignment): Support only aligned accesses in
8650 basic block vectorization.
8651 * common.opt (ftree-slp-vectorize): New flag.
8652 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8653 (vect_pattern_recog_1): Likewise.
8654 * tree-vect-stmts.c (process_use): Likewise.
8655 (vect_init_vector): Add new statements in the beginning of the basic
8656 block in case of basic block SLP.
8657 (vect_get_vec_def_for_operand): Adjust function calls.
8658 (vect_finish_stmt_generation): Likewise.
8659 (vectorizable_call): Add assert that it is loop vectorization, adjust
8661 (vectorizable_conversion, vectorizable_assignment): Likewise.
8662 (vectorizable_operation): In case of basic block SLP, take
8663 vectorization factor from statement's type and skip the relevance
8664 check. Adjust function calls.
8665 (vectorizable_type_demotion): Add assert that it is loop
8666 vectorization, adjust function calls.
8667 (vectorizable_type_promotion): Likewise.
8668 (vectorizable_store): Check for outer loop only in case of loop
8669 vectorization. Adjust function calls. For basic blocks, skip the
8670 relevance check and don't advance pointers.
8671 (vectorizable_load): Likewise.
8672 (vectorizable_condition): Add assert that it is loop vectorization,
8673 adjust function calls.
8674 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8675 that it is not reduction, get vector type, call only supported
8676 functions, skip loop specific parts.
8677 (vect_transform_stmt): Check for outer loop only in case of loop
8679 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8680 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8681 for external definition.
8682 * passes.c (pass_slp_vectorize): New pass.
8683 * tree-vect-slp.c (find_bb_location): New function.
8684 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8685 check for patterns only in loops.
8686 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8687 case of multiple types in basic block SLP.
8688 (vect_mark_slp_stmts_relevant): New function.
8689 (vect_supported_load_permutation_p): Fix comment.
8690 (vect_analyze_slp_instance): Add argument. In case of basic block
8691 SLP, take vectorization factor from statement's type, check that
8692 unrolling factor is 1. Adjust function call. Save SLP instance in
8693 either loop or basic block vectorization structure. Return FALSE,
8695 (vect_analyze_slp): Add argument. Get strided stores groups from
8696 either loop or basic block vectorization structure. Return FALSE
8697 if basic block SLP failed.
8698 (new_bb_vec_info): New function.
8699 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8700 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8701 (vect_schedule_slp): Add argument. Get SLP instances from either
8702 loop or basic block vectorization structure. Set vectorization factor
8703 to be 1 for basic block SLP.
8704 (vect_slp_transform_bb): New function.
8705 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8707 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8709 * final.c (shorten_branches): Do not align labels for jump tables.
8710 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8712 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8714 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8715 Remove outdated reference to flow.c and fix nits.
8716 * doc/gccint.texi: Tweak RTL description.
8717 * doc/rtl.texi: Likewise.
8719 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8721 * config/avr/avr.c: Change my email address.
8722 * config/avr/avr.h: Likewise.
8723 * config/avr/avr.md: Likewise.
8724 * config/avr/avr-protos.h: Likewise.
8725 * config/avr/libgcc.S: Likewise.
8727 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8729 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8730 (spu_split_load, spu_split_store): Change return type to int.
8731 (spu_split_convert): Declare.
8732 * config/spu/predicates.md (spu_mem_operand): Remove.
8733 (spu_mov_operand): Update.
8734 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8735 * config/spu/spu.c (regno_aligned_for_load): Remove.
8736 (reg_aligned_for_addr, spu_expand_load): Define.
8737 (spu_expand_extv): Reimplement and handle MEM.
8738 (spu_expand_insv): Handle MEM.
8739 (spu_sched_reorder): Handle insn's with length 0.
8740 (spu_legitimate_address_p): Reimplement.
8741 (store_with_one_insn_p): Return TRUE for any mode with size
8742 larger than 16 bytes.
8743 (address_needs_split): Define.
8744 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8746 (spu_convert_move): Define.
8747 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8748 (spu_split_store): Change all MEM's to TImode.
8749 (spu_init_expanders): Preallocate registers that correspond to
8750 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8752 (spu_split_convert): Define.
8753 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8754 (_move<mode>, _movdi, _movti): Update predicate and condition.
8755 (load, store): Change to define_split.
8756 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8758 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8759 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8760 define_insn_and_split of lshr<mode>3.
8761 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8762 (<v>ashr<mode>3_imm): Define.
8763 (extv, extzv, insv): Allow MEM operands.
8764 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8765 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8766 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8767 (_spu_convert2): Change to define_insn_and_split and remove the
8768 corresponding define_peephole2.
8769 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8770 Change predicates to memory_operand.
8772 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8774 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8776 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8778 PR tree-optimization/40219
8779 * tree.c (iterative_hash_expr): Make sure the builtin function is
8780 a normal builtin function and not a front end or back end builtin
8781 before indexing into the built_in_decls array.
8783 2009-05-22 Richard Guenther <rguenther@suse.de>
8786 * alias.c (write_dependence_p): Do not use TBAA for answering
8787 anti-dependence or output-dependence.
8788 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8789 (emit_pointer_definition): Remove.
8790 (emit_alias_warning): Likewise.
8791 (find_what_var_points_to): Remove TBAA pruning code.
8792 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8794 (compute_points_to_sets): Remove code computing the set of
8795 dereferenced pointers.
8796 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8797 oracle for querying anti and output dependencies.
8798 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8799 if TBAA may be applied.
8800 (refs_anti_dependent_p): New function.
8801 (refs_output_dependent_p): Likewise.
8802 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8803 (refs_output_dependent_p): Likewise.
8804 * doc/tree-ssa.texi (Memory model): New section.
8805 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8806 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8807 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8808 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8809 * expr.c (expand_expr_real_1): Likewise.
8810 * gimple-low.c (lower_stmt): Likewise.
8811 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8812 (dump_gimple_cdt): Remove.
8813 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8814 (gimple_size): Likewise.
8815 (walk_gimple_op): Likewise.
8816 (is_gimple_stmt): Likewise.
8817 (walk_stmt_load_store_addr_ops): Likewise.
8818 (gimple_build_cdt): Remove.
8819 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8820 * gimple.h (gimple_cdt_new_type): Remove.
8821 (gimple_cdt_new_type_ptr): Likewise.
8822 (gimple_cdt_set_new_type): Likewise.
8823 (gimple_cdt_location): Likewise.
8824 (gimple_cdt_location_ptr): Likewise.
8825 (gimple_cdt_set_location): Likewise.
8826 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8827 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8828 GIMPLE_CHANGE_DYNAMIC_TYPE.
8829 (verify_types_in_gimple_stmt): Likewise.
8830 * tree-inline.c (estimate_num_insns): Likewise.
8831 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8832 (copy_decl_to_var): Likewise.
8833 (copy_result_decl_to_var): Likewise.
8834 * tree-pretty-print.c (dump_generic_node): Do not handle
8835 CHANGE_DYNAMIC_TYPE_EXPR.
8836 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8837 * tree-ssa-operands.c (get_expr_operands): Likewise.
8838 * tree-ssa-structalias.c (struct variable_info): Remove
8839 no_tbaa_pruning member.
8840 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8841 (unify_nodes): Do not copy it.
8842 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8843 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8844 (set_uids_in_ptset): Do not check it.
8845 (find_what_var_points_to): Likewise.
8846 (compute_tbaa_pruning): Remove.
8847 (compute_points_to_sets): Do not call it.
8848 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8849 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8850 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8851 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8852 (DECL_NO_TBAA_P): Likewise.
8853 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8854 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8855 (expand_omp_atomic_pipeline): Do not set it.
8856 * print-tree.c (print_node): Do not dump it.
8857 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8860 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8863 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8866 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8868 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8871 2009-05-22 Ben Elliston <bje@au.ibm.com>
8873 * Makefile.in (bversion.h, s-bversion): New targets.
8874 (TOPLEV_H): Add bversion.h.
8875 * toplev.h: Include "bversion.h".
8876 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8877 the __format__ attribute only if compiling with the same version
8878 of GCC as the sources (the "build version").
8880 2009-05-22 Ben Elliston <bje@au.ibm.com>
8882 * c-format.c (handle_format_attribute): Fix comment typo.
8884 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8887 * config/ia64/ia64.opt (mfused-madd): New.
8888 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8889 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8890 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8891 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8892 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8893 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8894 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8895 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8896 instruction if !TARGET_FUSED_MADD.
8897 (fpma, fpms): Remove colon from name.
8899 2009-05-22 Richard Guenther <rguenther@suse.de>
8901 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8902 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8903 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8905 (create_expression_by_pieces): Only convert if necessary.
8906 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8907 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8909 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8911 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8912 regular pattern from a template and rename it ...
8913 (*extzv_truncsi_exts): ... to this.
8915 2009-05-21 Richard Guenther <rguenther@suse.de>
8917 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8918 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8919 (cgraph_default_inline_p): Likewise.
8920 (cgraph_decide_inlining_incrementally): Likewise.
8922 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8923 Uros Bizjak <ubizjak@gmail.com>
8925 * config/i386/cpuid.h (bit_MOVBE): New.
8927 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8929 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8930 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8931 (ix86_handle_option): Handle OPT_mmovbe.
8932 (ix86_target_string): Add -mmovbe.
8933 (pta_flags): Add PTA_MOVBE.
8934 (processor_alias_table): Add PTA_MOVBE to "atom".
8935 (override_options): Handle PTA_MOVBE.
8937 * config/i386/i386.h (TARGET_MOVBE): New.
8939 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8940 (*bswapsi_movbe): New.
8941 (*bswapdi_movbe): Likewise.
8942 (bswapdi2): Renamed to ...
8944 (bswapdi2): New expander.
8946 * config/i386/i386.opt (mmovbe): New.
8948 * doc/invoke.texi: Document -mmovbe.
8950 2009-05-21 Taras Glek <tglek@mozilla.com>
8952 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8953 * gcc-plugin.h (plugin_init): Updated signature.
8954 * gcc-plugin.h (plugin_name_args): Moved to this header.
8955 * doc/plugins.texi (plugin_init): Updated documention to reflect
8957 * doc/plugins.texi (plugin_name_args): Added to documention.
8959 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8961 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8962 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8964 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8966 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8967 JUMP_TABLE_DATA_P predicates where applicable.
8968 * config/i386/predicates.md: Ditto.
8969 * config/i386/sse.md: Ditto.
8971 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8973 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8974 operand2 -128 override length_immediate attribute to 1.
8975 * config/i386/predicates.md (constm128_operand): New predicate.
8977 * config/i386/i386.c (memory_address_length): Handle %r12
8978 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8980 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8981 mode look through optional ZERO_EXTEND and SUBREG.
8982 * config/i386/i386.md (R12_REG): New define_constant.
8983 (prefix_data16): For sse unit set also for MODE_TI insns.
8984 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8985 insns set if operand 1 is ext_QIreg_operand.
8986 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8987 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8989 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8990 mode from MODE_DI to MODE_SI.
8991 (movdi_1_rex64): Override modrm and length_immediate attributes
8992 only for movabs (TYPE_IMOV, alternative 2).
8993 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8994 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8995 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8996 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8997 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8998 prefix_rex attribute if DImode.
8999 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
9000 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9001 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
9002 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
9003 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
9004 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
9005 Likewise. For TYPE_IMOV clear length_immediate attribute.
9006 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9007 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9008 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9009 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9010 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9011 or one operand TYPE_ISHIFT.
9012 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9013 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9014 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9015 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9016 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9017 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9018 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9019 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9020 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9021 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9022 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9023 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9024 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9025 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9026 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9027 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9028 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9029 set mode attribute, don't override length attribute.
9030 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9032 (return_internal_long): Set length attribute to 2 instead of 1.
9033 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9034 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9035 prefix_rex attribute.
9036 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9038 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9040 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9042 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9044 2009-05-20 Ian Lance Taylor <iant@google.com>
9046 * tree.c (build_tree_list_vec_stat): New function.
9047 (ctor_to_vec): New function.
9048 (build_nt_call_vec): New function.
9049 (build_call_array): Change args to be a const pointer.
9050 (build_call_vec): New function.
9051 * tree.h (build_nt_call_vec): Declare.
9052 (build_tree_list_vec_stat): Declare.
9053 (build_tree_list_vec): Define.
9054 (build_call_array): Update declaration.
9055 (build_call_vec): Declare.
9056 (ctor_to_vec): Declare.
9057 * c-common.c (tree_vector_cache): New static variable.
9058 (make_tree_vector): New function.
9059 (release_tree_vector): New function.
9060 (make_tree_vector_single): New function.
9061 (make_tree_vector_copy): New function.
9062 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9063 (make_tree_vector_single, make_tree_vector_copy): Declare.
9064 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9065 (c_parser_expr_list): Don't manage cache here, instead call
9067 (c_parser_release_expr_list): Remove static function.
9068 (c_parser_vec_to_tree_list): Remove static function.
9069 (c_parser_attributes): Call build_tree_list_vec instead of
9070 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9071 c_parser_release_expr_list.
9072 (c_parser_postfix_expression_after_primary): Likewise.
9073 (c_parser_objc_keywordexpr): Likewise.
9075 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9077 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9078 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9079 TARGET_CONVERT_TO_TYPE.
9080 * hooks.c (hook_tree_const_tree_null): Define.
9081 * hooks.h (hook_tree_const_tree_null): Declare.
9082 * target.h (struct gcc_target): Add invalid_parameter_type,
9083 invalid_return_type, promoted_type, and convert_to_type fields.
9084 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9085 (TARGET_INVALID_RETURN_TYPE): Define.
9086 (TARGET_PROMOTED_TYPE): Define.
9087 (TARGET_CONVERT_TO_TYPE): Define.
9088 (TARGET_INITIALIZER): Update for new fields.
9089 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9090 (grokparms): Check targetm.invalid_parameter_type.
9091 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9092 * c-convert.c (convert): Check targetm.convert_to_type.
9094 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9096 * config/mips/mips.md (*extenddi_truncate<mode>,
9097 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9099 (*extendhi_truncateqi): New define_insn_and_sptit.
9101 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9104 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9105 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9107 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9109 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9110 the operand of VIEW_CONVERT_EXPR.
9112 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9114 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9115 extended family and model for Intel processors. Support Intel Atom.
9117 2009-05-20 Olivier Hainque <hainque@adacore.com>
9119 * gstab.h (stab_code_type): Define, to be used instead of the
9120 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9122 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9123 occurrences by stab_code_type.
9124 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9126 2009-05-20 Martin Jambor <mjambor@suse.cz>
9128 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9129 (sra_insert_before): Likewise.
9130 (sra_insert_after): Likewise.
9131 (sra_init_cache): Likewise.
9132 (sra_type_can_be_decomposed_p): Likewise.
9133 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9134 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9135 (sra_insert_before): Likewise.
9136 (sra_insert_after): Likewise.
9137 (sra_init_cache): Likewise.
9138 (insert_edge_copies_seq): Made static and moved upwards.
9140 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9143 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9145 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9146 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9149 2009-05-20 Richard Guenther <rguenther@suse.de>
9151 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9152 with mismatched comparison modes.
9154 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9156 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9157 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9158 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9159 with shifts for Thumb2.
9160 (orsi_notsi): New for orn.
9161 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9162 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9163 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9164 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9165 Don't invert remainder for IOR.
9167 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9169 PR tree-optimization/40087
9170 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9171 number_of_iterations_ne): Rename never_infinite argument.
9172 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9173 number_of_iterations_le): Handle pointer-type ivs when
9174 exit_must_be_taken is false.
9175 (number_of_iterations_cond): Do not always assume that
9176 exit_must_be_taken if the control variable is a pointer.
9178 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9180 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9181 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9183 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9185 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9186 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9188 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9191 * c.opt (Wlogical-op): Disabled by default.
9192 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9194 * doc/invoke.texi (Wlogical-op): Likewise.
9196 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9198 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9200 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9201 Propagate the type of the first operand.
9202 <ASSERT_EXPR>: Simplify.
9203 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9204 Rewrite using the RHS code as discriminant.
9205 <NOP_EXPR>: Turn into CASE_CONVERT.
9206 <PLUS_EXPR>: Propagate the type of the first operand.
9208 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9210 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9211 (ia64_dconst_0_375): New.
9212 * config/ia64/ia64.c (ia64_override_options): Remove
9213 -minline-sqrt-min-latency warning.
9214 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9215 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9216 * config/ia64/ia64.md (*sqrt_approx): Remove.
9217 (sqrtsf2): Remove #if 0.
9218 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9219 (sqrtdf): Remove assert.
9220 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9221 (sqrtxf2): Remove #if 0.
9222 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9223 * div.md (sqrt_approx_rf): New.
9224 (sqrtsf2_internal_thr): New implementation.
9225 (sqrtsf2_internal_lat): New.
9226 (sqrtdf2_internal_thr: New implementation.
9227 (sqrtxf2_internal): New implementation.
9229 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9230 Hans-Peter Nilsson <hp@axis.com>
9232 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9233 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9234 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9235 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9236 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9237 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9238 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9239 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9240 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9241 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9242 * c-common.c: ...from here.
9244 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9246 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9248 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9250 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9252 2009-05-19 Ben Elliston <bje@au.ibm.com>
9254 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9255 assignments with memcpy calls.
9256 (add_fdes): Likewise.
9257 (binary_search_unencoded_fdes): Likewise.
9258 (linear_search_fdes): Eliminate type puns.
9260 2009-05-19 Richard Guenther <rguenther@suse.de>
9262 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9263 not falsely claim to have propagated into all uses.
9265 2009-05-19 Ben Elliston <bje@au.ibm.com>
9267 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9270 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9272 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9273 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9274 (TARGET_LEGITIMATE_ADDRESS_P): New.
9275 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9276 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9278 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9281 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9282 child of the containing namespace's DIE.
9284 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9286 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9287 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9288 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9291 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9294 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9295 gen_align with gen_pad.
9296 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9297 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9299 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9300 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9302 * config/i386/i386.md (align): Renamed to ...
9303 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9304 ASM_OUTPUT_MAX_SKIP_PAD.
9306 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9308 * config.gcc: Fix variable syntax.
9311 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9312 before calling exact_log2.
9313 (output_iorsi3): Likewise.
9314 (output_xorsi3): Likewise.
9316 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9318 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9319 for the none zero constant operand except for EQ and NE
9320 comprisons even when the first operand is R0.
9322 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9324 * config/s390/2064.md: Remove trailing whitespaces.
9325 * config/s390/2084.md: Likewise.
9326 * config/s390/constraints.md: Likewise.
9327 * config/s390/fixdfdi.h: Likewise.
9328 * config/s390/libgcc-glibc.ver: Likewise.
9329 * config/s390/s390-modes.def: Likewise.
9330 * config/s390/s390-protos.h: Likewise.
9331 * config/s390/s390.c: Likewise.
9332 * config/s390/s390.h: Likewise.
9333 * config/s390/s390.md: Likewise.
9334 * config/s390/tpf-unwind.h: Likewise.
9336 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9338 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9340 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9343 * configure.ac (m68k-*-*): Check if binutils support TLS.
9344 * configure: Regenerate.
9345 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9346 * config/m68k/constraints.md (Cu): New constraint.
9347 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9348 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9349 (movsi): Handle TLS symbols.
9350 (addsi3_5200): Handle XTLS symbols, indent.
9351 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9352 (m68k_tls_reference_p): Declare.
9353 (m68k_legitimize_address): Declare.
9354 (m68k_unwrap_symbol): Declare.
9355 * config/m68k/m68k.opt (mxtls): New option.
9356 * config/m68k/m68k.c (ggc.h): Include.
9357 (m68k_output_dwarf_dtprel): Implement hook.
9358 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9359 (m68k_expand_prologue): Load GOT pointer when function needs it.
9360 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9361 (m68k_legitimate_constant_address_p): Same.
9362 (m68k_decompose_address): Handle TLS references.
9363 (m68k_get_gp): New static function.
9364 (enum m68k_reloc): New contants.
9365 (TLS_RELOC_P): New macro.
9366 (m68k_wrap_symbol): New static function.
9367 (m68k_unwrap_symbol): New function.
9368 (m68k_final_prescan_insn_1): New static function.
9369 (m68k_final_prescan_insn): New function.
9370 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9372 (legitimize_pic_address): Handle TLS references..
9373 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9374 (m68k_libcall_value_in_a0_p)
9375 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9376 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9377 (m68k_legitimize_tls_address): Handle TLS references.
9378 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9380 (m68k_legitimize_address): Handle TLS symbols.
9381 (m68k_get_reloc_decoration): New static function.
9382 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9384 (m68k_output_dwarf_dtprel): Implement hook.
9385 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9386 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9387 m68k_call_* routines.
9388 (sched_attr_op_type): Handle TLS symbols.
9389 (gt-m68k.h): Include.
9390 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9391 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9393 2009-05-18 Martin Jambor <mjambor@suse.cz>
9395 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9396 (visit_store_addr_for_mod_analysis): New function.
9397 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9398 (determine_cst_member_ptr): Use gimple_assign_single_p.
9399 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9400 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9401 operands. Don't check number of operands of a NOP_EXPR.
9403 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9405 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9407 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9410 * c-common.c (warn_logical_operator): Don't warn if one of
9411 expression isn't always true or false.
9413 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9415 * config/i386/biarch32.h: New file.
9416 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9418 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9420 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9421 *zero_extend<mode>_truncqi): Merge these into ...
9422 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9423 Name the pattern following this as *zero_extendhi_truncqi.
9425 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9428 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9429 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9430 (output_info): Make field HOST_WIDEST_INT.
9431 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9432 (dump_bitmat_statistics): Same.
9434 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9436 * config.gcc (use_gcc_stdint): Set to wrap.
9437 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9438 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9439 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9440 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9441 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9442 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9443 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9444 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9446 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9448 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9450 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9451 Move definitions earlier.
9452 (OPT_ARCH64, OPT_ARCH32): Define.
9453 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9456 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9459 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9462 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9464 * arm.md (movdi2): Copy non-reg values to DImode registers.
9466 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9469 * final.c (label_to_max_skip): New function.
9470 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9471 CODE_LABEL_NUMBER <= max_labelno.
9472 * output.h (label_to_max_skip): New prototype.
9473 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9474 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9475 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9476 Handle CODE_LABELs with >= 16 byte alignment or with
9477 max_skip == (1 << align) - 1.
9478 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9479 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9482 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9483 .p2align 3 if MAX_SKIP is smaller than 7.
9484 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9486 2009-05-15 Ian Lance Taylor <iant@google.com>
9488 * alias.c (struct alias_set_entry_d): Rename from struct
9489 alias_set_entry. Change all uses.
9490 * except.c (struct call_site_record_d): Rename from struct
9491 call_site_record. Change all uses.
9492 * except.h (struct eh_region_d): Rename from struct eh_region.
9494 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9496 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9497 ivtype_map_elt. Change all uses.
9498 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9500 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9501 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9503 (struct sese_d): Rename from struct sese. Change all uses.
9504 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9505 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9506 * optabs.h (struct optab_d): Rename from struct optab. Change all
9508 (struct convert_optab_d): Rename from struct convert_optab.
9510 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9511 ipa_opt_pass. Change all uses.
9512 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9515 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9516 defined as a typedef.
9517 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9520 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9523 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9525 (merge_ranges): Returns bool.
9526 * tree.h (make_range): .. to here.
9527 (build_range_check): Likewise.
9528 (merge_ranges): Likewise. Renamed from merge_ranges.
9529 * c-typeck.c (parser_build_binary_op): Update calls to
9530 warn_logical_operator.
9531 * c-common.c (warn_logical_operator): Add new warning.
9532 * c-common.h (warn_logical_operator): Update declaration.
9534 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9536 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9538 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9540 * doc/install.texi: Document MPC requirements, flags etc.
9542 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9543 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9544 Evaluate constant arguments.
9545 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9546 (fold_builtin_1): Likewise, also evaluate constant arguments.
9547 Remove superfluous break.
9548 (do_mpc_ckconv): New.
9549 * real.h: Include mpc.h.
9550 * toplev.c (print_version): Output MPC version info if available.
9552 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9554 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9556 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9558 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9561 2009-05-15 Jan Hubicka <jh@suse.cz>
9563 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9564 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9565 (try_inline): Fix return value.
9566 (cgraph_decide_inlining_incrementally): Honor new value.
9567 (cgraph_early_inlining): Handle indirect inlining.
9568 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9570 2009-05-15 Jan Hubicka <jh@suse.cz>
9572 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9573 * cgraphunit.c (cgraph_finalize_function): Set it.
9574 (cgraph_expand_function): Use it.
9576 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9578 * real.c (encode_ieee_half): Define.
9579 (decode_ieee_half): Define.
9580 (ieee_half_format): Define.
9581 (arm_half_format): Define.
9582 * real.h (ieee_half_format): Declare.
9583 (arm_half_format): Declare.
9585 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9587 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9588 swapped, and reversed optabs exist before trying to use them.
9590 2009-05-15 Paul Brook <paul@codesourcery.com>
9591 Sandra Loosemore <sandra@codesourcery.com>
9593 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9594 loads. Allow PRE_DEC.
9595 (output_move_neon): Handle PRE_DEC.
9596 (arm_print_operand): Add 'A' for neon structure loads.
9597 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9598 * config/arm/neon.md (neon_mov): Update comment.
9599 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9601 (Um): New constraint.
9603 2009-05-15 Jan Hubicka <jh@suse.cz>
9605 Revert the following patch until testsuite fallout is fixed:
9606 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9607 * cgraph.h (struct inline_summary): New filed self_wize,
9608 size_inlining_benefit, self_time and time_inlining_benefit.
9609 (struct cgraph_global_info): Replace insns by time ans size fields.
9610 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9611 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9612 (ipcp_update_callgraph): Do not touch function bodies.
9613 * ipa-inline.c: Include except.h
9614 (MAX_TIME): New constant.
9615 (overall_insns): Remove
9616 (overall_size, max_benefit): New static variables.
9617 (cgraph_estimate_time_after_inlining): New function.
9618 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9619 (cgraph_clone_inlined_nodes): Update size.
9620 (cgraph_mark_inline_edge): Update size.
9621 (cgraph_estimate_growth): Use size info.
9622 (cgraph_check_inline_limits): Check size.
9623 (cgraph_default_inline_p): Likewise.
9624 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9625 (cgraph_decide_recursive_inlining): Check size.
9626 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9628 (cgraph_decide_inlining): Likewise.
9629 (cgraph_decide_inlining_incrementally): Likewise; honor
9630 PARAM_EARLY_INLINING_INSNS.
9631 (likely_eliminated_by_inlining_p): New predicate.
9632 (estimate_function_body_sizes): New function.
9633 (compute_inline_parameters): Use it.
9634 * except.c (must_not_throw_labels): New function.
9635 * except.h (must_not_throw_labels): Declare.
9636 * tree-inline.c (init_inline_once): Kill inlining_weigths
9637 * tree-ssa-structalias.c: Avoid uninitialized warning.
9638 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9639 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9640 (PARAM_INLINE_CALL_COST): Remove.
9641 (PARAM_EARLY_INLINING_INSNS): New.
9643 2009-05-15 Richard Guenther <rguenther@suse.de>
9645 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9646 not TODO_update_ssa.
9648 2009-05-15 Richard Guenther <rguenther@suse.de>
9650 PR tree-optimization/39999
9651 * gimple.h (gimple_expr_type): Use the expression type looking
9652 through useless conversions.
9653 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9654 (vn_nary_op_insert_stmt): Likewise.
9655 (simplify_binary_expression): Likewise.
9657 2009-05-15 Richard Guenther <rguenther@suse.de>
9659 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9660 New options, enabled by default.
9661 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9663 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9664 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9665 * tree-ssa-structalias.c (gate_tree_pta): New function.
9666 (pass_build_alias): Use it.
9668 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9671 recurse on an invariant address if a conversion from a pointer
9672 type to a wider integer type is involved.
9674 2009-05-15 Jan Hubicka <jh@suse.cz>
9676 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9677 * cgraph.h (struct inline_summary): New filed self_wize,
9678 size_inlining_benefit, self_time and time_inlining_benefit.
9679 (struct cgraph_global_info): Replace insns by time ans size fields.
9680 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9681 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9682 (ipcp_update_callgraph): Do not touch function bodies.
9683 * ipa-inline.c: Include except.h
9684 (MAX_TIME): New constant.
9685 (overall_insns): Remove
9686 (overall_size, max_benefit): New static variables.
9687 (cgraph_estimate_time_after_inlining): New function.
9688 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9689 (cgraph_clone_inlined_nodes): Update size.
9690 (cgraph_mark_inline_edge): Update size.
9691 (cgraph_estimate_growth): Use size info.
9692 (cgraph_check_inline_limits): Check size.
9693 (cgraph_default_inline_p): Likewise.
9694 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9695 (cgraph_decide_recursive_inlining): Check size.
9696 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9698 (cgraph_decide_inlining): Likewise.
9699 (cgraph_decide_inlining_incrementally): Likewise; honor
9700 PARAM_EARLY_INLINING_INSNS.
9701 (likely_eliminated_by_inlining_p): New predicate.
9702 (estimate_function_body_sizes): New function.
9703 (compute_inline_parameters): Use it.
9704 * except.c (must_not_throw_labels): New function.
9705 * except.h (must_not_throw_labels): Declare.
9706 * tree-inline.c (init_inline_once): Kill inlining_weigths
9707 * tree-ssa-structalias.c: Avoid uninitialized warning.
9708 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9709 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9710 (PARAM_INLINE_CALL_COST): Remove.
9711 (PARAM_EARLY_INLINING_INSNS): New.
9712 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9713 (inline-call-cost): Remove.
9714 (early-inlining-insns): New.
9716 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9718 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9720 (print_int_cst_bounds_in_octal_p): Likewise.
9721 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9723 * dwarf2out.c (base_type_die): Likewise.
9724 (is_subrange_type): Delete.
9725 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9726 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9727 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9728 if the destination type is boolean.
9729 (build_range_check): Do not special-case subtypes.
9730 (fold_sign_changed_comparison): Likewise.
9731 (fold_unary): Likewise.
9732 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9733 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9734 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9735 * tree.c (subrange_type_for_debug_p): New predicate based on the
9736 former is_subrange_type.
9737 * tree.h (subrange_type_for_debug_p): Declare.
9738 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9739 (convert_affine_scev): Remove call to above function.
9740 (chrec_convert_aggressive): Likewise.
9741 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9742 false for conversions involving subtypes.
9743 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9744 (vrp_val_min): Likewise.
9745 (needs_overflow_infinity): Likewise.
9746 (extract_range_from_unary_expr): Likewise.
9748 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9750 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9751 * config/frv/frv.c: Likewise.
9752 * config/s390/s390.c: Likewise.
9753 * config/sparc/sparc.h: Likewise.
9754 * config/i386/i386.h: Likewise.
9755 * config/i386/i386.c: Likewise.
9756 * config/crx/crx.c: Likewise.
9757 * config/m68hc11/m68hc11.h: Likewise.
9758 * config/iq2000/iq2000.c: Likewise.
9759 * config/mn10300/mn10300.h: Likewise.
9760 * config/mn10300/mn10300.c: Likewise.
9761 * config/m68k/m68k.c: Likewise.
9762 * config/rs6000/rs6000.c: Likewise.
9763 * config/rs6000/xcoff.h: Likewise.
9764 * config/rs6000/linux64.h: Likewise.
9765 * config/rs6000/sysv4.h: Likewise.
9766 * config/score/score3.c: Likewise.
9767 * config/score/score7.c: Likewise.
9768 * config/score/score.c: Likewise.
9769 * config/arm/arm.md: Likewise.
9770 * config/mips/mips.c: Likewise.
9771 * config/mips/mips.md: Likewise.
9772 * config/bfin/bfin.h: Likewise.
9773 * config/pa/pa.c: Likewise.
9774 * config/pa/constraints.md: Likewise.
9776 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9777 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9778 * config/pdp11/pdp11.h: Use memory_address_p instead.
9780 2009-05-14 Ian Lance Taylor <iant@google.com>
9782 * passes.c (finish_optimization_passes): Change i to int.
9783 * plugin.c (plugins_active_p): Change event to int.
9784 (dump_active_plugins): Likewise.
9785 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9787 * tree.c (tree_range_check_failed): Change c to unsigned int.
9788 (omp_clause_range_check_failed): Likewise.
9789 (build_common_builtin_nodes): Change mode to int. Add cast.
9790 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9791 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9793 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9794 ++ or -- with a variable of enum type.
9796 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9799 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9801 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9803 * store-motion.c: Do not include params.h
9804 * Makefile.in: Fix dependencies for various files.
9806 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9808 * auto-inc-dec.c: Fix pass description, remove apparent
9809 accidental duplication.
9811 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9814 * ipa-utils.h (memory_identifier_string): Moved to ...
9815 * tree.h (memory_identifier_string): Here. Add GTY(()).
9817 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9819 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9820 in the former documentation of...
9821 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9822 * ira-conflicts.c (get_dup_num): Use address_operand.
9823 * targhooks.c (default_legitimate_address_p): New.
9824 * targhooks.h (default_legitimate_address_p): New.
9825 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9827 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9828 * target.h (struct target): Add legitimate_address_p.
9829 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9830 (TARGET_INITIALIZER): Include it.
9832 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9833 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9834 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9835 (TARGET_LEGITIMATE_ADDRESS_P): New.
9837 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9838 (REG_OK_STRICT_P): Delete.
9839 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9840 (frv_legitimate_address_p_1): ... this.
9841 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9842 (frv_legitimate_address_p_1): ... the renamed old
9843 frv_legitimate_address_p.
9844 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9845 (TARGET_LEGITIMATE_ADDRESS_P): New.
9847 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9848 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9849 * config/s390/s390.c (legitimate_address_p): Rename to...
9850 (s390_legitimate_address_p): ... this, make static.
9851 (legitimize_address): Adjust call.
9852 (TARGET_LEGITIMATE_ADDRESS_P): New.
9853 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9855 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9856 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9857 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9858 (TARGET_LEGITIMATE_ADDRESS_P): New.
9860 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9861 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9862 * config/spu/spu.c (spu_legitimate_address): Rename to...
9863 (spu_legitimate_address_p): ... this, make static.
9864 (TARGET_LEGITIMATE_ADDRESS_P): New.
9866 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9867 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9868 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9869 (sparc_legitimate_address_p): ... this, make static and return bool.
9870 (legitimize_address): Adjust call.
9871 (TARGET_LEGITIMATE_ADDRESS_P): New.
9873 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9874 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9875 * config/i386/i386.c (legitimate_address_p): Rename to...
9876 (ix86_legitimate_address_p): ... this, make static.
9877 (constant_address_p): Move after it, adjust call.
9878 (TARGET_LEGITIMATE_ADDRESS_P): New.
9880 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9881 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9882 * config/avr/avr.c (legitimate_address_p): Rename to...
9883 (avr_legitimate_address_p): ... this, make static.
9884 (legitimize_address): Adjust call.
9885 (TARGET_LEGITIMATE_ADDRESS_P): New.
9887 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9888 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9889 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9890 (TARGET_LEGITIMATE_ADDRESS_P): New.
9892 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9893 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9894 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9895 (TARGET_LEGITIMATE_ADDRESS_P): New.
9897 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9898 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9900 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9902 (TARGET_LEGITIMATE_ADDRESS_P): New.
9904 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9905 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9907 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9909 (m68hc11_legitimate_address_p): ... this, make static.
9910 (go_if_legitimate_address_internal): Rename to...
9911 (m68hc11_legitimate_address_p_1): ... this.
9912 (legitimize_address): Adjust call.
9913 (TARGET_LEGITIMATE_ADDRESS_P): New.
9915 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9916 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9917 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9918 (TARGET_LEGITIMATE_ADDRESS_P): New.
9920 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9921 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9922 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9923 (mn10300_legitimate_address_p): ... this, make static.
9924 (TARGET_LEGITIMATE_ADDRESS_P): New.
9926 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9927 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9928 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9929 (TARGET_LEGITIMATE_ADDRESS_P): New.
9931 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9932 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9933 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9934 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9935 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9936 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9937 (rs6000_legitimate_address_p): ... this, make static.
9938 (TARGET_LEGITIMATE_ADDRESS_P): New.
9939 (REG_MODE_OK_FOR_BASE_P): Delete.
9940 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9942 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9943 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9945 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9946 static, adjust types.
9947 (TARGET_LEGITIMATE_ADDRESS_P): New.
9949 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9950 * config/score/score.c (score_address_p): Rename to...
9951 (score_legitimate_address_p): ... this.
9952 (TARGET_LEGITIMATE_ADDRESS_P): New.
9953 * config/score/score3.c (score3_address_p): Rename to...
9954 (score3_legitimate_address_p): ... this.
9955 * config/score/score7.c (score7_address_p): Rename to...
9956 (score7_legitimate_address_p): ... this.
9958 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9959 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9960 GO_IF_LEGITIMATE_ADDRESS): Delete.
9961 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9962 thumb2_legitimate_address_p): Delete.
9963 (arm_legitimate_address_p): Rename to...
9964 (arm_legitimate_address_outer_p): ... this.
9965 * config/arm/constraints.md ("Uq"): Adjust call.
9966 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9967 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9969 (arm_legitimate_address_outer_p): ... this.
9970 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9972 (TARGET_LEGITIMATE_ADDRESS_P): New.
9974 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9975 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9976 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9977 (TARGET_LEGITIMATE_ADDRESS_P): New.
9979 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9980 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9981 * config/vax/vax.c (legitimate_address_p): Rename to...
9982 (vax_legitimate_address_p): ... this, make static.
9983 (TARGET_LEGITIMATE_ADDRESS_P): New.
9985 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9986 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9987 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9988 (TARGET_LEGITIMATE_ADDRESS_P): New.
9990 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9991 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9992 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9993 (mmix_legitimate_address_p): ... this, make static.
9994 (TARGET_LEGITIMATE_ADDRESS_P): New.
9996 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9997 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9998 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9999 (TARGET_LEGITIMATE_ADDRESS_P): New.
10001 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10003 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10004 of MODE_COMPLEX_INT.
10006 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10008 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10009 LCT_NORMAL in function call.
10010 * mips-tdump.c (print_file_desc): Add cast to enum type.
10011 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10012 (mark_stabs): Add casts to enum types.
10013 (parse_stabs_common): Add casts to enum types.
10015 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10017 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10018 Check for invalid values of LETTER.
10020 2009-05-13 Taras Glek <tglek@mozilla.com>
10022 * attribs.c (register_attribute): moved out attribute registration
10023 into register_attribute.
10024 * doc/plugins.texi: Documented register_attribute and
10026 * gcc-plugin.h: Added forward decl for register_attribute.
10027 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10028 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10029 PLUGIN_ATTRIBUTES boilerplate.
10031 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10033 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10034 values even in sentinel and empty entries.
10035 (ms_printf_flag_specs): Likewise.
10036 (ms_scanf_flag_specs): Likewise.
10037 (ms_strftime_flag_specs): Likewise.
10038 (ms_print_char_table): Likewise.
10039 (ms_scan_char_table): Likewise.
10040 (ms_time_char_table): Likewise.
10042 2009-05-13 Doug Kwan <dougkwan@google.com>
10044 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10046 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10048 * config/mips/mips.md (store): Add attributes for QI and HI.
10050 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10051 (truncdi<mode>2): ... this new pattern.
10053 2009-05-13 Brad Hards <bradh@kde.org>
10055 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10057 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10058 Ben Elliston <bje@au.ibm.com>
10060 PR middle-end/40035
10061 * dse.c (check_mem_read_rtx): Guard against width == -1.
10063 2009-05-13 Michael Matz <matz@suse.de>
10065 PR middle-end/39976
10066 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10067 (trivially_conflicts_p): New function.
10068 (insert_backedge_copies): Use it.
10070 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10072 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10073 (handle_stdc_pragma): Use new enum constant names.
10074 (handle_pragma_float_const_decimal64): Ditto.
10076 2009-05-13 Ian Lance Taylor <iant@google.com>
10078 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10081 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10083 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10084 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10086 * config/m68k/m68k.h (FL_UCLINUX): Define.
10088 2009-05-13 Jan Hubicka <jh@suse.cz>
10090 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10092 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10094 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10095 unless -fschedule-insns is specified.
10097 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10100 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10101 TARGET_EXPAND_CBRANCHDI4.
10102 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10103 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10104 (cmpeqdi): Fix comment.
10106 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10108 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10109 (sh_legitimate_address_p): Likewise.
10110 * config/sh/sh.c (sh_legitimate_index_p): New.
10111 (sh_legitimate_address_p): Likewise.
10112 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10113 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10114 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10115 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10116 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10117 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10118 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10119 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10120 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10122 2009-05-12 Jan Hubicka <jh@suse.cz>
10124 * tree-inline.c (estimate_operator_cost): Add operands;
10125 when division happens by constant, it is cheap.
10126 (estimate_num_insns): Loads and stores are not having cost of 0;
10127 EH magic stuff is cheap; when computing runtime cost of switch,
10128 use log2 base of amount of its cases; builtin_expect has cost of 0;
10129 compute cost for moving return value of call.
10130 (init_inline_once): Initialize time_based flags.
10131 * tree-inline.h (eni_weights_d): Add time_based flag.
10133 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10135 * df-core.c: Update head documentation.
10137 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10140 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10141 shadowing exisiting variable op1.
10143 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10146 * config/i386/driver-i386.c (processor_signatures): New enum.
10147 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10148 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10149 processor signature to detect geode processor.
10151 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10155 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10157 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10158 causes spurious differences between trunk and cond-optab branch.
10160 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10162 * dojump.c (compare_from_rtx): Delete.
10163 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10164 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10165 if the comparison does not satisfy the predicate; test predicates for
10166 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10167 further if one existing pattern fails.
10168 * expr.h (compare_from_rtx): Delete.
10169 (prepare_operand): Declare it.
10170 * optabs.c: Change "lib call" to "libcall" throughout.
10171 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10172 HAVE_conditional_trap, emit_cmp_insn): Delete.
10173 (can_compare_p): Delete cmp_optab case.
10174 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10175 Accept other parameters by value.
10176 (prepare_operand): Make non-static.
10177 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10178 other parameters by value. Try to widen operands here based on
10179 an optab_methods argument and looking at cbranch_optab.
10180 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10181 loop. Use cbranch_optab directly.
10182 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10183 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10185 (emit_conditional_move, emit_conditional_add): Inline what's needed
10186 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10187 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10188 with COMPARE. Move cmov_optab and cstore_optab above
10189 with cbranch_optab, move cmp_optab down with ucmp_optab,
10190 remove tst_otpab. Do not initialize trap_rtx.
10191 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10192 for trap code. Do not check HAVE_conditional_trap. Use
10193 prepare_cmp_insn. Accept no predicate for operand 3.
10194 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10195 (OTI_ctrap, ctrap_optab): New.
10196 (tst_optab): Delete.
10197 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10198 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10199 with lookup of ctrap_optab.
10200 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10202 (ctrap_optab): New.
10204 * combine.c (combine_simplify_rtx, simplify_set): Do not
10205 special case comparing against zero for cc0 machines.
10206 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10207 COMPARE on cc0 machines.
10208 (simplify_relational_operation): Return a new expression when
10209 a COMPARE could be removed.
10210 * final.c (final_scan_insn): Compare cc_status values
10211 against LHS of a (compare FOO (const_int 0)) cc0 source.
10212 Also check if cc_status.value is the full compare.
10214 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10215 (cstoreMM4): Document.
10216 (conditional_trap): Document ctrapMM4 instead.
10217 (sync_compare_and_swapMM): Refer to cbranchcc4.
10218 (Dependent Patterns): Eliminate obsolete information referring to
10219 the old jump optimization phase.
10220 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10221 of compares with 0 on cc0 machines.
10222 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10223 avoiding references to cc0. Remove text about storing operands
10225 * doc/tm.texi (Condition Codes): Include blurb on different
10226 condition code representations, separate into subsections for
10227 CC0, MODE_CC and conditional execution.
10229 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10230 alpha_emit_setcc): Accept operands and a machine mode.
10231 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10232 Get code/op0/op1 from operands, use machine mode argument
10233 instead of alpha_compare.fp_p. Emit the branch here.
10234 (alpha_emit_setcc): Likewise, and return boolean.
10235 (alpha_emit_conditional_move): Likewise. Assert that
10236 cmp_op_mode == cmp_mode, and simplify accordingly.
10237 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10238 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10239 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10241 (stack probe test): Use cbranchdi4.
10242 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10244 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10245 * config/arc/arc.h (movsicc, movsfcc): Use it.
10246 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10247 (cbranchsi4, cstoresi4): New.
10248 (cmpsi, bCC and sCC expanders): Remove.
10250 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10251 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10252 * config/arm/predicates.md (arm_comparison_operator): Only include
10253 floating-point operators if there is a hardware floating-point unit.
10254 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10255 deferring to cbranch_cc and cstore_cc respectively.
10256 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10257 cbranch_cc, cstore_cc): New.
10258 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10260 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10262 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10263 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10265 (adjust_insn_length): Adjust calls.
10266 (avr_reorg): Handle (compare (foo) (const_int 0)).
10267 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10268 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10269 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10270 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10272 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10273 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10275 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10276 (cbranchsi4, cstorebi4, cstoresi4): New.
10277 (movbisi): This insn is duplicate, split it to zero_extend.
10278 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10279 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10280 (bfin_optimize_loop): Use cbranch expander.
10281 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10282 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10283 (bfin_bimode_comparison_operator): ... this.
10284 (bfin_direct_comparison_operator): New.
10286 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10287 inside (compare FOO (const_int 0)).
10288 (cris_rtx_costs): Handle ZERO_EXTRACT.
10289 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10290 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10291 (*tstdi_v32): Delete.
10292 (*cmpdi_non_v32): Add M alternative for operand 1.
10293 (cmpsi, cmp<mode>): Make private.
10294 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10296 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10298 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10299 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10300 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10301 (cc_reg_operand): New.
10302 (any_cond): Delete.
10303 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10304 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10305 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10306 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10307 crx_expand_scond): Delete.
10309 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10311 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10312 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10314 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10315 cstoresi4, cstoresf4, cstoredf4): New.
10316 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10317 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10318 Receive the entire operands array.
10319 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10320 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10321 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10322 Get test/op0/op1 from the operands array.
10323 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10325 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10326 (h8300_expand_store): New.
10327 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10329 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10330 (h8300_expand_store): New.
10331 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10332 or do not try to produce (set (cc0) REG).
10333 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10334 change a compare into a move to a scratch register. Disable some
10335 peepholes when comparing with zero.
10336 (tstsi, tsthi, tstsi, cmpqi): Make private.
10338 (bCC, sCC): Delete.
10339 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10342 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10343 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10344 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10345 (ix86_emit_i387_log1p): Use cbranchxf2.
10346 (ix86_expand_setcc): Return void.
10347 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10348 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10349 cmp<MODEF>, cmpcc): Remove.
10350 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10351 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10352 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10353 (sCC and bCC expanders): Remove.
10354 (stack_protect_test): Use cbranchcc4.
10356 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10358 (ia64_expand_compare): Accept three rtx by reference and return void.
10359 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10360 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10361 from *expr. Update *expr with the BImode comparison to do.
10362 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10363 cmptf, bCC, sCC, conditional_trap): Delete.
10364 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10365 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10366 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10367 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10368 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10370 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10371 type of last argument.
10372 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10373 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10374 use machine mode argument instead of branch_type. Remove dead
10375 code for floating-point comparisons.
10376 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10377 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10379 (cbranchsi4, cstoresi4): New.
10380 * config/iq2000/predicates.md (reg_or_const_operand): New.
10382 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10383 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10384 (b<code>_op): Rewrite to...
10385 (bcc_op): ... this, using match_operator.
10386 (s<code>_op): Rewrite to...
10387 (scc_op): ... this, using match_operator.
10388 (s<code>_24_op): Rewrite to...
10389 (scc_op_24): ... this, using match_operator.
10390 (s<code>_<mode>): Rewrite to...
10391 (cstore<mode>4): ... this, using match_operator.
10392 (s<code>_<mode>_24): Rewrite to...
10393 (cstore<mode>4_24): ... this, using match_operator.
10394 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10395 m32c_unpend_compare, m32c_expand_scc): Delete.
10396 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10397 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10398 (m32c_expand_movcc): Change NE to EQ if necessary.
10399 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10401 * config/m32r/m32r-protos.h (gen_cond_store): New.
10402 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10403 (gen_cond_store): New, from sCC patterns.
10404 (m32r_expand_block_move): Use cbranchsi4.
10405 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10406 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10407 (cbranchsi4, cstoresi4): New.
10409 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10411 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10412 (m68hc11_notice_update_cc): Look into a compare with 0.
10413 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10415 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10416 cmphi, cmpqi, bCC): Delete.
10417 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10418 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10419 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10422 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10423 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10424 * config/m68k/constraints.md (H): New.
10425 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10426 the define_insn below.
10427 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10428 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10429 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10430 patterns): Wrap RHS with COMPARE.
10431 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10432 (*cmpdi_internal): Name this pattern.
10433 (cmpdi): Change to define_insn.
10434 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10435 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10436 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10438 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10439 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10440 (conditional_trap): Change to...
10441 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10442 (*conditional_trap): Use the ordered_comparison_operator and
10443 const1_operand predicates.
10444 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10445 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10446 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10447 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10449 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10450 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10451 (mcore_gen_compare): New.
10452 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10453 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10454 (mcore_gen_compare): ... this.
10455 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10456 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10457 (stack probe pattern): Use cbranchsi4.
10459 * config/mips/predicates.md (mips_cstore_operator): New.
10460 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10461 * config/mips/mips.md (any_cond): Delete.
10462 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10464 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10465 fixuns_truncsfdi2): Use cbranch patterns.
10466 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10467 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10468 Adjust call to mips_expand_conditional_branch.
10469 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10471 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10472 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10473 * config/mips/mips.c (cmp_operands): Delete.
10474 (mips_emit_compare): Get comparison operands from *op0/*op1.
10475 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10476 that it succeeds. Use op0/op1 instead of cmp_operands.
10477 (mips_expand_conditional_branch, mips_expand_conditional_move,
10478 mips_expand_conditional_trap): Likewise.
10479 (mips_block_move_loop): Use cbranch patterns.
10480 * config/mips/mips.h (cmp_operands): Delete.
10482 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10483 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10484 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10485 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10486 (*cmpcc_folded): Rename to...
10487 (*cmpdi_folded): this.
10488 (*cmpcc): Rename to...
10490 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10493 (cbranchdf4): New. Handle invalid comparisons here.
10494 * config/mmix/predicates.md (float_comparison_operator): New.
10496 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10497 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10498 * config/mn10300/mn10300.md (tst): Delete.
10499 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10500 Name these patterns and wrap RHS in a compare.
10501 (*cmpsi): Make this pattern private. Include tst.
10502 (*cmpsf): Make this pattern private.
10503 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10504 (compare with zero peepholes): Likewise.
10506 (cbranchsi4, cbranchsf4): New.
10507 (casesi): Use cbranchsi4.
10509 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10510 hppa_branch_type): Delete.
10511 (return_addr_rtx): Use cbranchsi4.
10512 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10513 Emit CCFPmode comparison here.
10514 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10515 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10516 hppa_branch_type): Delete.
10517 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10518 (movsicc, movdicc): Remove references to hppa_compare_op0,
10519 hppa_compare_op1 and compare_from_rtx.
10520 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10521 (casesi): Use cbranchsi4.
10523 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10524 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10525 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10526 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10527 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10529 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10530 (*branch, *branch_inverted): New.
10532 * config/picochip/picochip.md (cbranchhi4): Use
10533 ordered_comparison_operator.
10534 (cmphi, bCC): Remove.
10536 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10537 (trap_comparison_operator): Delete.
10538 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10539 rs6000_emit_cbranch): Accept mode and operands.
10540 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10541 rs6000_compare_fp_p): Delete.
10542 (rs6000_generate_compare): Accept mode and comparison. Extract code
10543 and op0/op1 from there. Replace references to rs6000_compare_op0
10544 and rs6000_compare_op1.
10545 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10546 extract result from passed operands.
10547 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10548 extract loc from passed operands.
10549 (rs6000_emit_cmove): Likewise.
10550 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10551 rs6000_compare_fp_p): Delete.
10552 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10553 (cbranch<GPR>4, cbranch<FP>4): New.
10554 (cstore<mode>4): New. Consolidate here all choices about when to use
10555 portable or specialized sCC sequences.
10556 (stack_protect_test): Use cbranchsi4.
10557 (conditional_trap): Replace with ctrap<GPR>4.
10558 (conditional trap insn): Replace trap_comparison_operator with
10559 ordered_comparison_operator.
10561 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10562 (s390_emit_prologue): Use ctrap.
10563 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10564 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10565 New predicates replacing...
10566 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10567 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10568 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10569 (add<mode>cc): Do not use s390_compare_op0/op1.
10570 (s<code>): Change to...
10571 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10572 (seq): Change to...
10573 (cstorecc4): ... this. Handle EQ or NE equally.
10574 (*sne): Un-privatize for use in cstorecc4.
10575 (b<code>): Change to...
10576 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10577 (conditional_trap): Replace with...
10578 (ctrap<GPR>4, ctrap<FP>4): ... these.
10579 (stack_protect): Use cbranchcc4.
10581 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10582 * config/score/score-protos.h (score_gen_cmp): Delete.
10583 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10584 (score_block_move-loop): Use cbranchsi4.
10585 * config/score/score.md (cbranchsi4): New.
10586 (cmpsi, bCC): Delete.
10587 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10588 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10589 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10590 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10591 * config/score/score3.h (score3_gen_cmp): Delete.
10592 * config/score/score7.h (score7_gen_cmp): Delete.
10594 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10595 (sh_emit_scc_to_t): ... this. Return void.
10596 (from_compare): Rename to...
10597 (sh_emit_compare_and_branch): ... this.
10598 (sh_emit_compare_and_set): New.
10599 (sh_expand_t_scc): Accept operands.
10600 * config/sh/predicates.md (sh_float_comparison_operator): New.
10601 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10602 (prepare_scc_operands): Rename to...
10603 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10605 (sh_emit_cheap_store_flag): New.
10606 (sh_emit_set_t_insn): New.
10607 (from_compare): Rename to...
10608 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10609 handling of TARGET_SH2E floating point to avoid recursive call.
10610 Generate branch here.
10611 (sh_emit_compare_and_set): New.
10612 (sh_expand_t_scc): Get op0/op1 from arguments.
10613 (sh_emit_cheap_store_flag): New.
10614 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10616 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10617 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10618 (movsicc, movdicc): Do nothing when it recreated operands from
10619 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10620 prepare_scc_operands (now sh_emit_scc_to_t).
10621 (udivdi3): Use cstoresi4.
10622 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10623 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10624 (cbranchint4_media, cbranchfp4_media): New.
10625 (casesi): Use cbranchdi4.
10626 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10628 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10629 (movnegt): Remove second operand.
10630 (cbranchsf4, cbranchdf4): New.
10631 (stack_protect): Use cbranchdi4/cbranchsi4.
10633 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10634 (gen_compare_reg): Accept comparison, extract part of it to...
10635 (gen_compare_reg_1): ... this.
10636 (gen_compare_operator): Delete.
10637 (gen_v9_scc): Accept separate destination, comparison code and arms.
10638 Do not use sparc_compare_op0/sparc_compare_op1.
10639 (emit_scc_insn, emit_conditional_branch_insn): New.
10640 (emit_v9_brxx): Make static. Remove useless assertion.
10641 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10643 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10644 * config/sparc/sparc-protos.h (gen_compare_reg,
10645 sparc_emit_float_lib_cmp): Adjust prototype.
10646 (emit_scc_insn, emit_conditional_branch_insn): New.
10647 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10648 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10649 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10650 iterators to the top.
10651 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10652 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10653 snedi_special_trunc): Delete.
10654 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10655 and snedi_special_trunc.
10656 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10657 cbranchdi4, cbranch<F:mode>4): New.
10658 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10659 here. Use gen_compare_reg instead of gen_compare_operator.
10660 (conditional_trap): Replace with...
10661 (ctrapsi4, ctrapdi4): ... this.
10662 (stack_protect_test): Use cbranchcc4.
10664 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10666 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10667 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10668 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10669 from operands[0] or operands[3] depending on is_set.
10670 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10671 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10672 cmpdf, bCC), sCC: Remove.
10673 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10674 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10676 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10677 spu_emit_branch_or_set.
10679 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10681 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10682 xstormy16_compare_op1): Delete.
10683 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10684 xstormy16_compare_op1): Delete.
10685 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10687 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10688 (cmphi, cmpsi, bCC): Remove.
10690 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10691 (*cmpsi): ... this one.
10692 (cbranchsi4, cstoresi4): New.
10693 (bCC expanders): Delete.
10694 (sCC insns): Fold into...
10695 (*setcc): ... this one.
10696 (casesi): Do not use gen_cmpsi and gen_bgtu.
10697 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10698 (movsicc): Simplify.
10699 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10701 * config/vax/vax-protos.h (cond_name): New.
10702 (vax_output_conditional_branch): Remove.
10703 * config/vax/vax.c (cond_name): New.
10704 (vax_output_conditional_branch): Remove.
10705 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10706 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10707 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10708 (bit<VAXint>): Wrap source with (compare).
10709 (b<code> and following unnamed pattern): Rename to *branch and
10710 *branch_reversed. Change macroization to match_operator.
10711 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10713 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10714 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10715 Change last argument to machine_mode.
10716 (xtensa_expand_scc): Add machine_mode argument.
10717 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10718 (gen_conditional_move, xtensa_expand_conditional_branch,
10719 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10720 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10721 Adjust operand numbers.
10722 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10724 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10725 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10726 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10728 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10730 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10731 causes spurious differences between trunk and cond-optab branch.
10733 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10736 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10738 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10740 * tree.c (iterative_hash_pointer): Delete.
10741 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10742 Hash UIDs and versions of SSA names. Don't special-case built-in
10743 function declarations.
10745 2009-05-11 Ian Lance Taylor <iant@google.com>
10748 * graphite.c: Force -Wc++-compat to only be a warning before
10749 #including "cloog/cloog.h".
10751 2009-05-11 Martin Jambor <mjambor@suse.cz>
10753 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10755 2009-05-11 Jan Hubicka <jh@suse.cz>
10757 * tree-ssa-loop-ivcanon.c: Include target.h
10758 (struct loop_size): new structure.
10759 (constant_after_peeling): New predicate.
10760 (tree_estimate_loop_size): New function.
10761 (estimated_unrolled_size): Rewrite for new estimates.
10762 (try_unroll_loop_completely): Use new estimates.
10763 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10765 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10767 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10768 libcpp interface change.
10769 (spu_macro_to_expand): Likewise.
10771 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10773 PR tree-optimization/40026
10774 * gimplify.c (gimplify_init_constructor): Change initial conditional
10775 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10776 optimize_compound_literals_in_ctor.
10778 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10780 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10782 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10784 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10786 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10787 HOST_WIDE_INT for gap.
10789 2009-05-11 Ira Rosen <irar@il.ibm.com>
10791 PR tree-optimization/40074
10792 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10793 account in group size and step comparison.
10795 2009-05-11 Richard Guenther <rguenther@suse.de>
10797 * passes.c (init_optimization_passes): Strip now incorrect comment.
10798 (execute_function_todo): Do not set PROP_alias.
10799 * tree-pass.h (PROP_alias): Remove.
10800 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10801 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10802 * tree-nrv.c (pass_return_slot): Likewise.
10803 * tree-object-size.c (pass_object_sizes): Likewise.
10804 * tree-ssa-dom.c (pass_dominator): Likewise.
10805 (pass_phi_only_cprop): Likewise.
10806 * tree-ssa-dse.c (pass_dse): Likewise.
10807 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10808 (pass_cselim): Likewise.
10809 * tree-ssa-pre.c (pass_pre): Likewise.
10810 (pass_fre): Likewise.
10811 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10812 * tree-ssa-sink.c (pass_sink_code): Likewise.
10813 * tree-stdarg.c (pass_stdarg): Likewise.
10814 * tree-tailcall.c (pass_tail_calls): Likewise.
10815 * tree-vrp.c (pass_vrp): Likewise.
10817 2009-05-10 Ian Lance Taylor <iant@google.com>
10819 * basic-block.h (enum profile_status): Break out of struct
10820 control_flow_graph.
10821 * cgraph.h (struct inline_summary): Break out of struct
10823 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10824 of struct cgraph_order_sort.
10825 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10826 * cse.c (struct branch_path): Break out of struct
10827 cse_basic_block_data.
10828 * except.h (enum eh_region_type): Break out of struct eh_region.
10829 * gcc.c (enum add_del): Break out of struct modify_target.
10830 * genrecog.c (enum decision_type): Break out of struct decision_test.
10831 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10833 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10834 * regmove.c (enum match_use): New enum, broken out of struct match.
10835 * sched-int.h (enum post_call_group): New enum, broken out of
10837 (struct deps_reg): Break out of struct deps.
10838 * target.h (struct asm_int_op): Break out of struct gcc_target.
10839 * tree-eh.c (struct goto_queue_node): Break out of struct
10841 * tree-inline.h (enum copy_body_cge_which): Break out of
10843 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10845 * c-decl.c (in_struct, struct_types): New static variables.
10846 (pushtag): Add loc parameter. Change all callers.
10847 (lookup_tag): Add ploc parameter. Change all callers.
10848 (check_compound_literal_type): New function.
10849 (parser_xref_tag): Add loc parameter. Change all callers. If
10850 -Wc++-compat, warn about struct/union/enum types defined within a
10852 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10853 and loc parameters. Change all callers. Change error calls to
10854 error_at, using loc. For a redefinition, if the location of the
10855 original definition is known, report it. Set in_struct and
10856 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10857 (finish_struct): Add new parameters enclosing_in_struct and
10858 enclosing_struct_types. Change all callers. Set
10859 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10860 in the struct. If in a struct, add this struct to struct_types.
10861 (start_enum): Add loc parameter. Change all callers. Use
10862 error_at for errors, using loc. For a redefinition, if the
10863 location of the original definition is known, report it. If in a
10864 struct, add this enum type to struct_types. If -Wc++-compat warn
10865 if in sizeof, typeof, or alignof.
10866 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10867 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10868 (c_parser_enum_specifier): Get enum location for start_enum.
10869 (c_parser_struct_or_union_specifier): Get struct location for
10870 start_struct. Save in_struct and struct_types status between
10871 start_struct and finish_struct.
10872 (c_parser_cast_expression): Get location of cast.
10873 (c_parser_alignof_expression): Get location of type.
10874 (c_parser_postfix_expression): Likewise.
10875 (c_parser_postfix_expression_after_paren_type): Add type_loc
10876 parameter. Change all callers. Call check_compound_literal_type.
10877 Use type_loc for error about variable size type.
10878 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10879 of an enum constant from an enum type defined in a struct or union.
10880 (c_cast_expr): Add loc parameter. Change all callers. If
10881 -Wc++-compat, warn about defining a type in a cast.
10882 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10883 (start_enum, start_struct, finish_struct): Update declarations.
10884 (parser_xref_tag, c_cast_expr): Update declarations.
10885 (check_compound_literal_type): Declare.
10887 2009-05-11 Ben Elliston <bje@au.ibm.com>
10889 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10890 for recent libcpp interface change.
10891 (rs6000_macro_to_expand): Likewise.
10893 2009-05-10 Michael Matz <matz@suse.de>
10896 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10897 not at entry of function.
10899 2009-05-10 Richard Guenther <rguenther@suse.de>
10901 PR tree-optimization/40081
10903 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10904 using the main variant of the element type. Do not fiddle with
10905 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10907 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10908 structs with volatile fields.
10910 2009-05-10 Jan Hubicka <jh@suse.cz>
10912 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10913 (estimate_move_cost): Assert that it does not get called for
10915 (estimate_num_insns): Skip VOID types in argument handling.
10916 (optimize_inline_calls): Delete unreachable blocks and verify that
10917 callgraph is valid.
10919 2009-05-10 Jan Hubicka <jh@suse.cz>
10921 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10922 * cgraph.c (cgraph_mark_address_taken_node): New function.
10923 (dump_cgraph_node): Dump new flag.
10924 * cgraph.h (struct cgraph_node): Add address_taken.
10925 (cgraph_mark_address_taken_node): New function.
10926 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10927 since new direct calls can be born.
10929 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10931 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10932 tok->val.node.node.
10934 2009-05-10 Jan Hubicka <jh@suse.cz>
10936 PR middle-end/40084
10937 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10939 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10940 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10941 * tree-inline.c (copy_bb): Set frequency correctly.
10942 (fold_marked_statements): Update call to
10943 cgraph_update_edges_for_call_stmt.
10945 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10947 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10948 identifiers in diagnostics.
10949 * config/arm/arm.c (arm_handle_fndecl_attribute,
10950 arm_handle_isr_attribute): Likewise.
10951 * config/avr/avr.c (avr_handle_progmem_attribute,
10952 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10953 * config/bfin/bfin.c (handle_int_attribute,
10954 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10955 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10956 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10958 * config/darwin.c (darwin_handle_kext_attribute,
10959 darwin_handle_weak_import_attribute): Likewise.
10960 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10961 h8300_handle_eightbit_data_attribute,
10962 h8300_handle_tiny_data_attribute): Likewise.
10963 * config/i386/i386.c (ix86_handle_cconv_attribute,
10964 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10965 * config/i386/winnt.c (ix86_handle_shared_attribute,
10966 ix86_handle_selectany_attribute): Likewise.
10967 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10968 * config/m32c/m32c.c (function_vector_handler): Likewise.
10969 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10970 m68hc11_handle_fntype_attribute): Likewise.
10971 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10972 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10973 * config/mips/mips.c (mips_insert_attributes,
10974 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10975 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10976 rs6000_handle_struct_attribute): Likewise.
10977 * config/sh/sh.c (sh_insert_attributes,
10978 sh_handle_resbank_handler_attribute,
10979 sh_handle_interrupt_handler_attribute,
10980 sh2a_handle_function_vector_handler_attribute,
10981 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10983 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10984 * config/spu/spu.c (spu_handle_fndecl_attribute,
10985 spu_handle_vector_attribute): Likewise.
10986 * config/stormy16/stormy16.c
10987 (xstormy16_handle_interrupt_attribute): Likewise.
10988 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10989 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10991 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10993 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10994 (pp_translate_identifiers): New.
10995 (pp_identifier): Only conditionally translate identifier to locale
10997 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10998 (pp_base_tree_identifier): Only conditionally translate identifier
10999 to locale character set.
11000 * c-pretty-print.c (M_): Define.
11001 (pp_c_type_specifier, pp_c_primary_expression): Mark English
11002 fragments for conditional translation with M_.
11003 * tree-pretty-print.c (maybe_init_pretty_print): Disable
11004 identifier translation.
11006 2009-05-10 Richard Guenther <rguenther@suse.de>
11008 PR tree-optimization/40081
11009 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11010 using the main variant of the element type. Do not fiddle with
11011 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11013 2009-05-09 Jan Hubicka <jh@suse.cz>
11015 PR middle-end/40080
11016 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11017 indirect calls; verify cgraph afterwards.
11019 2009-05-09 Jan Hubicka <jh@suse.cz>
11022 * ipa.c (update_inlined_to_pointer): New function.
11023 (cgraph_remove_unreachable_nodes): Use it.
11025 2009-05-09 Jan Hubicka <jh@suse.cz>
11027 * tree-eh.c (struct leh_state): Remove prev_try.
11028 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11029 not track prev_try.
11030 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11031 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11032 remove_eh_handler_and_replace, foreach_reachable_handler,
11033 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11034 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11035 (gen_eh_region_cleanup): Update prototype.
11037 2009-05-09 Jan Hubicka <jh@suse.cz>
11039 PR middle-end/40043
11040 * except.c (copy_eh_region): Always set prev_try.
11041 (redirect_eh_edge_to_label): Find outer try.
11042 (foreach_reachable_handler): When looking for prev try
11043 handle case where previous try is not going to be taken.
11045 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11047 PR tree-optimization/40049
11048 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11049 only vector/vector shifts, convert the type of the constant to the
11050 appropriate type to avoid building incorrect trees, which
11051 eventually have problems with garbage collection.
11053 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11055 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11056 -1 for complex floating-point types if honoring signed zeros.
11058 2009-05-08 Jan Hubicka <jh@suse.cz>
11060 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11061 argument; handle correctly when profile is absent.
11062 (build_cgraph_edges): Update.
11063 (rebuild_cgraph_edges): Update.
11064 * cgraph.c: Do not include varray.h.
11065 (cgraph_set_call_stmt_including_clones): New function.
11066 (cgraph_create_edge_including_clones): Likewise
11067 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11068 (cgraph_update_edges_for_call_stmt): Handle clones.
11069 (cgraph_remove_node): Handle clone tree.
11070 (cgraph_remove_node_and_inline_clones): New function.
11071 (dump_cgraph_node): Dump clone tree.
11072 (cgraph_clone_node): Handle clone tree.
11073 (clone_function_name): Bring here from tree-inline.c.
11074 (cgraph_create_virtual_clone): New function.
11075 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11076 (cgraph_clone_info): New function.
11077 (strut cgraph_node): Add clone_info and new clone tree pointers.
11078 (cgraph_remove_node_and_inline_clones,
11079 cgraph_set_call_stmt_including_clones,
11080 cgraph_create_edge_including_clones,
11081 cgraph_create_virtual_clone): Declare.
11082 (cgraph_function_versioning): Use VEC argument.
11083 (compute_call_stmt_bb_frequency): Update prototype.
11084 (cgraph_materialize_all_clones): New function.
11085 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11086 (ipcp_create_replace_map): Update to VECtors.
11087 (ipcp_update_callgraph): Use virtual clones.
11088 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11089 (ipcp_update_profiling): Do not update local profiling.
11090 (ipcp_insert_stage): Use VECtors and virtual clones.
11091 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11092 (clone_of_p): New function.
11093 (cgraph_preserve_function_body_p): Use clone tree.
11094 (cgraph_optimize): Materialize clones.
11095 (cgraph_function_versioning): Update for VECtors.
11096 (save_inline_function_body): Use clone tree.
11097 (cgraph_materialize_clone): New function.
11098 (cgraph_materialize_all_clones): Likewise.
11099 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11100 * ipa.c: Include gimple.h.
11101 (cgraph_remove_unreachable_nodes): Use clone tree.
11102 * ipa-prop.c (ipa_note_param_call): Update call to
11103 compute_call_stmt_bb_frequencycall.
11104 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11105 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11106 (copy_bb): Handle updating of clone tree; add new edge when new call
11108 (expand_call_inline): Be strict about every call having edge.
11109 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11110 (delete_unreachable_blocks_update_callgraph): New function.
11111 (tree_function_versioning): Use VECtors; always remove unreachable
11112 blocks and fold conditionals.
11113 * tree-inline.h: Do not include varray.h.
11114 (tree_function_versioning): Remove.
11115 * Makefile.in (GTFILES): Remove tree-inline.c
11116 * passes.c (do_per_function): Do only functions having body.
11117 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11120 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11121 Andrew Morrow <acm@google.com>
11124 * c-common.c (c_common_attribute_table): Permit deprecated
11125 attribute to take an optional argument.
11126 (handle_deprecated_attribute): If the optional argument to
11127 __attribute__((deprecated)) is not a string ignore the attribute
11128 and emit a warning.
11130 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11131 * c-typeck.c (build_component_ref): Likewise.
11132 (build_external_ref): Likewise.
11134 * toplev.c (warn_deprecated_use): Add an attribute argument.
11135 Emit the message associated with __attribute__((deprecated)).
11137 * toplev.h (warn_deprecated_use): Updated.
11139 * doc/extend.texi: Document new optional parameter to
11140 __attribute__((deprecated))
11142 2009-05-08 Michael Eager <eager@eagercon.com>
11144 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11145 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11147 2009-05-08 Richard Guenther <rguenther@suse.de>
11149 PR tree-optimization/40062
11150 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11151 Avoid exponential behavior.
11153 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11155 PR rtl-optimization/33928
11157 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11158 process_uses, build_single_def_use_links): New.
11159 (update_df): Update use_def_ref.
11160 (forward_propagate_into): Use get_def_for_use instead of use-def
11162 (fwprop_init): Call build_single_def_use_links and let it initialize
11164 (fwprop_done): Free use_def_ref.
11165 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11166 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11167 df_rd_simulate_one_insn): New.
11168 (df_rd_bb_local_compute_process_def): Update head comment.
11169 (df_chain_create_bb): Use the new RD simulation functions.
11170 * df.h (df_rd_simulate_artificial_defs_at_top,
11171 df_rd_simulate_one_insn): New.
11172 * opts.c (decode_options): Enable fwprop at -O1.
11173 * doc/invoke.texi (-fforward-propagate): Document this.
11175 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11178 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11179 and one complex operand specially.
11180 * tree-complex.c (some_nonzerop): Do not identify a real value as
11181 zero if flag_signed_zeros.
11183 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11185 PR rtl-optimization/33928
11186 * loop-invariant.c (record_use): Fix && vs. || mishap.
11188 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11190 PR rtl-optimization/33928
11191 * loop-invariant.c (struct use): Add addr_use_p.
11192 (struct def): Add n_addr_uses.
11193 (struct invariant): Add cheap_address.
11194 (create_new_invariant): Set cheap_address.
11195 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11196 (record_uses): Pass df_ref to record_use.
11197 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11200 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11202 * config/sh/sh.c: Do not include c-pragma.h.
11204 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11206 * config/spu/spu.c: Remove include of c-common.h.
11208 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11211 * c-common.h (mark_valid_location_for_stdc_pragma,
11212 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11213 clear_float_const_decimal64, float_const_decimal64_p): New.
11214 * c.opt (Wunsuffixed-float-constants): New.
11215 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11216 unsuffixed float constant, handle new warning.
11217 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11218 * c-decl.c (c_scope): New flag float_const_decimal64.
11219 (set_float_const_decimal64, clear_float_const_decimal64,
11220 float_const_decimal64_p): New.
11221 (push_scope): Set new flag.
11222 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11223 to use STDC pragmas.
11224 (c_parser_external_declaration): Ditto.
11225 (c_parser_compound_statement_nostart): Ditto.
11226 * c-pragma.c (valid_location_for_stdc_pragma,
11227 mark_valid_location_for_stdc_pragma,
11228 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11229 handle_pragma_float_const_decimal64): New.
11230 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11231 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11232 set_float_const_decimal64, clear_float_const_decimal64,
11233 float_const_decimal64_p): New dummy functions.
11234 * doc/extend.texi (Decimal Float): Remove statement that the
11235 pragma, and suffix for double constants, are not supported.
11236 * doc/invoke.texi (Warning Options): List new option.
11237 (-Wunsuffixed-float-constants): New.
11239 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11241 * config/i386/i386.c: Do not include c-common.h.
11243 2009-05-07 Mark Heffernan <meheff@google.com>
11245 * doc/invoke.texi (Debugging Options): Document change of debugging
11247 * opts.c (decode_options): Make dump_base_name relative to
11248 aux_base_name directory.
11250 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11252 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11253 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11255 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11257 * Makefile.in (install-plugin): Simplify a bit.
11259 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11261 * Makefile.in (OBJS-common): Add regcprop.o.
11263 * timevar.def (TV_CPROP_REGISTERS): New.
11264 * regrename.c (regrename_optimize): Return 0.
11265 (rest_of_handle_regrename): Delete.
11266 (pass_rename_registers): Point to regrename_optimize.
11267 (struct value_data_entry, struct value_data,
11268 kill_value_one_regno, kill_value_regno, kill_value,
11269 set_value_regno, init_value_data, kill_clobbered_value,
11270 kill_set_value, kill_autoinc_value, copy_value,
11271 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11272 replace_oldest_value_reg, replace_oldest_value_addr,
11273 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11274 debug_value_data, validate_value_data): Move...
11275 * regcprop.c: ... here.
11276 (rest_of_handle_cprop): Delete.
11277 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11279 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11281 PR middle-end/40057
11282 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11283 GEN_INT for 1 << bitnum.
11284 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11285 build_int_cst_type.
11287 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11289 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11290 Remove wrong description of "nand" operation.
11292 2009-05-06 Richard Guenther <rguenther@suse.de>
11293 Adam Nemet <anemet@caviumnetworks.com>
11295 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11296 comment. Add that if LHS is not a gimple register, then RHS1 has
11297 to be a single object (GIMPLE_SINGLE_RHS).
11299 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11301 * expr.c (get_def_for_expr): Move it up in the file.
11302 (store_field): When expanding a bit-field store, look at the
11303 defining gimple stmt for the masking conversion.
11305 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11307 PR middle-end/39986
11308 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11309 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11310 32-bit memcpy into long.
11312 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11314 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11315 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11317 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11318 instead of appending DW_OP_deref*.
11320 2009-05-06 Michael Matz <matz@suse.de>
11322 PR middle-end/40021
11323 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11324 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11326 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11328 * Makefile.in (install-plugin): Fix srcdir handling.
11330 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11332 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11333 when processing for not_regs_needed bitmap.
11334 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11335 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11336 handling it for rhs.
11338 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11340 * config/i386/i386.md (unnamed inc/dec peephole): Use
11341 optimize_insn_for_size_p instead of optimize_size.
11342 * config/i386/predicates.md (incdec_operand): Likewise.
11343 (aligned_operand): Likewise.
11344 * config/i386/sse.md (divv8sf3): Likewise.
11345 (sqrtv8sf2): Likewise.
11347 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11349 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11351 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11353 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11355 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11356 ssemodesuffixf2c with avxmodesuffixf2c.
11358 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11361 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11363 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11365 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11366 (struct tree_base): Adjust spacing for 8 bit boundaries.
11367 (struct tree_decl_common): Add decl_by_reference_flag bit.
11368 (DECL_BY_REFERENCE): Adjust.
11369 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11370 print DECL_BY_REFERENCE bit.
11371 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11372 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11373 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11374 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11377 PR middle-end/39666
11378 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11379 range of the type, but default label is missing, add it with one
11380 of the existing labels instead of adding a new label for it.
11382 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11386 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11388 * Makefile.in (enable_plugin, plugin_includedir): New.
11389 (install): Depend on install-plugin.
11390 (PLUGIN_HEADERS): New.
11391 (install-plugin): New.
11392 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11394 2009-05-05 Richard Guenther <rguenther@suse.de>
11396 PR tree-optimization/40022
11397 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11399 (phivn_valid_p): Fix tuplification error, simplify.
11400 (phiprop_insert_phi): Add dumps.
11401 (propagate_with_phi): Simplify.
11403 2009-05-05 Richard Guenther <rguenther@suse.de>
11405 PR middle-end/40023
11406 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11408 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11410 * tree.h (strip_float_extensions): Remove duplicate declaration.
11411 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11412 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11413 block_ultimate_origin): Rearrange the declarations line to match the
11414 comment that indicates the .c file which the functions are defined.
11415 (dwarf2out_*, set_decl_rtl): Add comment.
11416 (get_base_address): Adjust comment.
11417 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11418 declarations line and add comment.
11419 (is_builtin_name): Add blank after function name, for clarity.
11421 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11423 * attribs.c (decl_attributes): Use %qE for identifiers in
11425 * cgraphunit.c (verify_cgraph_node): Translate function names to
11426 locale character set in diagnostics.
11427 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11429 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11430 Document that functions are named in UTF-8.
11431 * expr.c (expand_expr_real_1): Translate function names to locale
11432 character set in diagnostics.
11433 * gimplify.c (omp_notice_variable, omp_is_private,
11434 gimplify_scan_omp_clauses): Use %qE for identifiers in
11436 * langhooks.c (lhd_print_error_function): Translate function names
11437 to locale character set.
11438 * langhooks.h (decl_printable_name): Document that return value is
11439 in internal character set.
11440 * stmt.c: Include pretty-print.h
11441 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11443 (resolve_operand_name_1): Translate named operand name to locale
11445 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11447 * toplev.c (announce_function): Translate function names to locale
11449 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11450 (default_tree_printer): Use pp_identifier or translate identifiers
11451 to locale character set. Mark "<anonymous>" for translation.
11452 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11453 for identifiers in diagnostics.
11454 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11456 * varasm.c (output_constructor): Use %qE for identifiers in
11459 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11461 * configure.ac: use ` ` instead of $()
11462 * configure: Regenerate.
11464 2009-05-05 Ben Elliston <bje@au.ibm.com>
11466 * config/pa/linux-atomic.c: Eliminate conditional include of
11467 errno.h on non-LP64 systems to simplify build requirements.
11469 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11471 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11473 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11474 and pass value to identifier_to_locale.
11475 (warn_variable_length_array): Make name a tree.
11476 (grokdeclarator): Separate diagnostic texts for named and unnamed
11477 declarators. Use %qE for named declarators.
11478 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11480 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11481 identifiers in diagnostics.
11482 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11483 identifier_to_locale. Mark "anonymous" strings for translation.
11485 2009-05-04 Michael Eager <eager@eagercon.com>
11487 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11488 address for DImode/DFmode only if double-precision FP regs.
11490 2009-05-04 Michael Eager <eager@eagercon.com>
11492 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11493 TARGET_SINGLE_FLOAT check.
11495 2009-05-04 Michael Eager <eager@eagercon.com>
11497 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11499 2009-05-04 Michael Eager <eager@eagercon.com>
11501 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11502 * config/rs6000/t-xilinx: New
11504 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11506 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11507 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11508 * gcc/explow.c (memory_address): Use target hook.
11509 * gcc/targhooks.c (default_legitimize_address): New.
11510 * gcc/targhooks.h (default_legitimize_address): New.
11511 * gcc/target.h (legitimize_address): New.
11512 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11513 (TARGET_INITIALIZER): Include it.
11514 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11516 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11517 * config/bfin/bfin.c (legitimize_address): Remove.
11518 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11519 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11521 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11522 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11524 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11525 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11526 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11527 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11528 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11529 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11530 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11531 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11532 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11533 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11534 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11535 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11536 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11537 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11538 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11539 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11540 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11541 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11542 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11543 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11544 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11545 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11546 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11548 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11549 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11550 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11551 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11552 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11553 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11554 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11555 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11556 (thumb_legitimize_address): Delete.
11557 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11558 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11559 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11560 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11561 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11562 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11564 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11567 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11568 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11569 * config/m32r/m32r.c (m32r_legitimize_address): New.
11570 * config/m68k/m68k.c (m68k_legitimize_address): New.
11571 * config/score/score.c (score_legitimize_address): Standardize.
11572 * config/score/score3.c (score3_legitimize_address): Standardize.
11573 * config/score/score3.h (score3_legitimize_address): Adjust.
11574 * config/score/score7.c (score7_legitimize_address): Standardize.
11575 * config/score/score7.h (score7_legitimize_address): Adjust.
11576 * config/sh/sh.c (sh_legitimize_address): New.
11577 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11579 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11580 (s390_legitimize_address): ... this.
11581 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11582 (sparc_legitimize_address): ... this.
11583 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11584 (ix86_legitimize_address): ... this.
11585 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11586 (avr_legitimize_address): ... this.
11587 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11588 (mn10300_legitimize_address): ... this.
11589 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11590 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11591 (alpha_expand_mov): Adjust call.
11593 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11594 * config/spu/spu.c (spu_legitimize_address): Likewise.
11595 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11596 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11598 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11600 * intl.c (locale_encoding, locale_utf8): New.
11601 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11602 * intl.h (locale_encoding, locale_utf8): Declare.
11603 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11604 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11606 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11608 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11609 (pp_base_tree_identifier): Declare as function.
11610 (identifier_to_locale): Declare.
11611 * Makefile.in (pretty-print.o): Update dependencies.
11612 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11614 2009-05-04 Richard Guenther <rguenther@suse.de>
11616 PR middle-end/40015
11617 * builtins.c (fold_builtin_memory_op): Do not decay to element
11618 type if the size matches the whole array.
11620 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11622 * expmed.c (synth_mult): When trying out a shift, pass the result
11625 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11627 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11628 (shiftsub1_cost): New.
11629 (init_expmed): Compute shiftsub1_cost.
11630 (synth_mult): Optimize multiplications by constants of the form
11631 -(2^^m-1) for some constant positive integer m.
11633 2009-05-03 Richard Guenther <rguenther@suse.de>
11636 * c-typeck.c (array_to_pointer_conversion): Do not built
11637 ADDR_EXPRs of arrays of pointer-to-element type.
11638 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11639 up wrong ADDR_EXPRs after-the-fact.
11640 * c-common.c (strict_aliasing_warning): Strip pointer
11641 conversions for obtaining the original type.
11642 * builtins.c (fold_builtin_memset): Handle array types.
11643 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11646 2009-05-03 Richard Guenther <rguenther@suse.de>
11648 PR middle-end/23329
11649 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11650 Do not lose casts from array types with unknown extent to array
11651 types with known extent.
11652 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11653 alias set compatibility.
11655 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11657 * flags.h (extra_warnings): Delete.
11658 * toplev.c (process_options): Handle Wuninitialized here.
11659 * opts.c (extra_warnings): Delete.
11660 (set_Wextra): Delete.
11661 (common_handle_option): -Wextra can be handled automatically.
11662 * c-opts.c (c_common_handle_option): Delete obsolete code.
11663 (c_common_post_options): Simplify comment.
11664 * common.opt (W): Add Var.
11666 (Wuninitialized): Initialize to -1.
11668 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11669 Richard Guenther <rguenther@suse.de>
11671 * expr.c (get_def_for_expr): New function.
11672 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11673 SSA rather than trees.
11674 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11675 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11677 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11679 * c-common.c (reswords): Add _Imaginary.
11680 * c-common.c (enum rid): Add RID_IMAGINARY.
11682 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11684 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11685 Patch by Richard Guenther.
11687 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11689 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11690 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11691 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11692 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11693 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11694 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11695 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11696 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11697 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11698 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11699 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11700 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11701 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11702 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11703 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11704 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11705 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11706 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11708 2009-05-02 Richard Guenther <rguenther@suse.de>
11710 PR tree-optimization/39940
11711 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11714 2009-05-02 Richard Guenther <rguenther@suse.de>
11716 PR middle-end/40001
11717 * tree-ssa.c (execute_update_addresses_taken): Properly check
11718 if we can mark a variable DECL_GIMPLE_REG_P.
11719 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11720 back to the end of the function.
11721 (is_gimple_reg_type): Remove complex type special casing.
11722 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11725 2009-05-02 Ben Elliston <bje@au.ibm.com>
11727 * doc/collect2.texi (Collect2): Document search path behaviour
11728 when configured with --with-ld.
11730 2009-05-02 Jan Hubicka <jh@suse.cz>
11732 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11733 parameter; update callers.
11734 (coalesce_cost_edge): EH edges are costier because they needs
11735 splitting even if not critical and even more costier when there are
11736 multiple EH predecestors.
11738 2009-05-02 Jan Hubicka <jh@suse.cz>
11740 * except.c (remove_eh_handler_and_replace): Handle updating after
11741 removing TRY blocks.
11743 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11745 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11747 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11749 * varasm.c: Do not include c-pragma.h.
11750 * attribs.c: Do not incude c-common.h.
11752 2009-05-01 Michael Matz <matz@suse.de>
11754 * calls.c (initialize_argument_information): Handle SSA names like
11755 decls with a non MEM_P DECL_RTL.
11757 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11759 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11760 * ipa-utils.c: Likewise.
11761 * ipa-type-escape.c: Likewise.
11762 * cgraphunit.c Do not include c-common.h.
11763 * ipa-pure-const.c: Likewise.
11764 * tree-if-conv.c: Likewise.
11765 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11766 * ipa-struct-reorg.c: Likewise.
11767 * tree-nomudflap.c: Likewise.
11768 * tree-ssa-structalias.c: Likewise.
11770 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11772 * store-motion.c: Many cleanups to make this pass a first-class
11773 citizen instead of an appendix to gcse load motion. Add TODO list
11774 to make this pass faster/cleaner/better.
11776 (struct ls_expr): Post gcse.c-split cleanups.
11777 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11778 "stores" field to "avail_stores".
11779 (pre_ldst_mems): Rename to store_motion_mems.
11780 (pre_ldst_table): Rename to store_motion_mems_table.
11781 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11782 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11783 (ldst_entry): Rename to st_expr_entry, update users.
11784 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11785 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11786 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11788 (first_ls_expr): Rename to first_st_expr, update users.
11789 (next_ls_expr): Rename to next_st_expr, update users.
11790 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11791 fields properly for store motion instead of names inherited from load
11793 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11794 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11797 (ae_kill): Rename to st_kill, update users.
11798 (ae_gen): Rename to st_avloc, update users.
11799 (transp): Rename to st_transp, update users.
11800 (pre_insert_map): Rename to st_insert_map, update users.
11801 (pre_delete_map): Rename to st_delete_map, update users.
11802 (insert_store, build_store_vectors, free_store_memory,
11803 one_store_motion_pass): Update for abovementioned changes.
11805 (gcse_subst_count, gcse_create_count): Remove.
11806 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11807 and "n_stores_created", local variables.
11809 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11812 (regvec, compute_store_table_current_insn): Remove.
11813 (reg_set_info, reg_clear_last_set): Remove.
11814 (compute_store_table): Use DF caches instead of local dataflow
11817 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11819 * c-objc-common.c (c_tree_printer): Print identifiers with
11820 pp_identifier, not pp_string. Mark "({anonymous})" for
11822 * c-pretty-print.c (pp_c_ws_string): New.
11823 (pp_c_cv_qualifier, pp_c_type_specifier,
11824 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11825 pp_c_storage_class_specifier, pp_c_function_specifier,
11826 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11827 pp_c_primary_expression, pp_c_postfix_expression,
11828 pp_c_unary_expression, pp_c_shift_expression,
11829 pp_c_relational_expression, pp_c_equality_expression,
11830 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11831 use pp_string and pp_c_ws_string in place of pp_identifier and
11832 pp_c_identifier for non-identifiers. Mark English strings for
11834 * c-pretty-print.h (pp_c_ws_string): Declare.
11836 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11837 Roland McGrath <roland@redhat.com>
11839 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11840 (ENABLE_LD_BUILDID): New configuration option.
11841 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11842 (LINK_BUILDID_SPEC): New macro.
11843 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11845 * doc/install.texi: Document --enable-linker-build-id option.
11846 * configure: Rebuild.
11847 * config.in: Rebuild.
11849 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11851 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11852 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11853 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11854 MIPS_GP_SAVE_AREA_SIZE.
11855 * config/mips/mips.c (struct mips_frame_info): Update comment
11856 before arg_pointer_offset and hard_frame_pointer_offset.
11857 (mips_compute_frame_info): Update diagram before function: to
11858 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11859 indicate the position of frame_pointer_rtx with -fstack-protector and
11860 to show args_size. Don't allocate cprestore area for leaf functions
11861 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11863 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11865 2009-04-30 Michael Matz <matz@suse.de>
11867 PR tree-optimization/39955
11868 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11870 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11872 * ira.c (setup_cover_and_important_classes): Use safe macro
11873 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11875 * genpreds.c (write_tm_preds_h): Output suitable definition of
11876 REG_CLASS_FOR_CONSTRAINT.
11878 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11880 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11882 * bitmap.c (bitmap_descriptor): Likewise.
11883 * ggc-common.c (loc_descriptor): Likewise.
11884 * varray.c (varray_descriptor): Likewise.
11885 * vec.c (vec_descriptor): Likewise.
11887 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11889 * Makefile.in (dce.o): Add $(EXCEPT_H).
11890 * dce.c: Include except.h and delete redundant vector definitions.
11891 (deletable_insn_p): Return false for non-call insns that can throw
11894 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11896 * gcse.c (ae_gen): Remove.
11897 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11898 and make non-static function to make it available in store-motion.c.
11899 Update call sites with search-and-replace.
11900 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11901 extract_mentioned_regs, extract_mentioned_regs_helper,
11902 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11903 store_killed_in_insn, store_killed_after, store_killed_before,
11904 build_store_vectors, insert_insn_start_basic_block, insert-store,
11905 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11906 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11907 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11908 * store-motion.c: ...new file. Also copy data structures from gcse.c
11909 and clean up to remove parts not used by store motion.
11910 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11911 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11913 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11916 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11917 when optimizing for size.
11919 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11921 * gcse.c (gcse_constant_p): Fix typo in last change.
11923 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11925 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11927 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11929 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11931 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11933 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11934 CONST_HIGH_PART result.
11936 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11938 * config/avr/avr.c (initial_elimination_offset): Rename to
11939 avr_initial_elimination_offset.
11940 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11941 change return type to bool.
11942 (avr_can_eliminate): New function.
11943 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11944 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11945 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11946 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11947 avr_initial_elimination_offset.
11948 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11949 (avr_initial_elimination_offset): Define.
11951 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11952 Steven Bosscher <steven@gcc.gnu.org>
11954 PR rtl-optimization/39938
11955 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11956 * cfgrtl.c: Include insn-attr.h.
11957 (rest_of_pass_free_cfg): New function.
11958 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11959 * resource.c (init_resource_info): Remove call to df_analyze.
11961 2009-04-29 Richard Guenther <rguenther@suse.de>
11964 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11965 allow conversion to signed integers.
11967 2009-04-29 Richard Guenther <rguenther@suse.de>
11969 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11970 shifts of floating point vectors if the shift amount is
11971 a constant multiple of the element size.
11973 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11974 Michael Matz <matz@suse.de>
11976 PR middle-end/39927
11978 * tree-outof-ssa.c (emit_partition_copy): New function.
11979 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11980 insert_part_to_rtx_on_edge): Perform the partition base var
11981 copy using emit_partition_copy.
11982 (insert_value_copy_on_edge): Convert constants to the right mode.
11983 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11984 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11986 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11988 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11989 scan backwards to try to find a constant to initialize it.
11991 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11992 insn before the loop_end instruction, don't look past labels.
11994 2009-04-29 Richard Guenther <rguenther@suse.de>
11996 PR middle-end/39937
11997 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11998 loose type conversions.
11999 (forward_propagate_addr_expr): Fix tuplification bug. Remove
12000 stmts only if there are no uses of its definition.
12002 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12004 * config/bfin/bfin.h (splitting_loops): Declare.
12005 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12006 Reorder bit definitions to be ascending.
12007 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12008 * config/bfin/bfin.c (splitting_loops): New variable.
12009 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12010 (struct loop_info): Remove members INIT and LOOP_INIT.
12011 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12012 the LSETUP sequence. Allow LC to be loaded from any register, but
12013 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12014 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12016 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12017 of reload_completed.
12020 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12022 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12024 * Makefile.in (PLUGIN_VERSION_H): New.
12025 (OBJS-common): Remove plugin-version.o.
12026 (plugin.o): Depend on (PLUGIN_VERSION_H).
12027 (plugin-version.o): Remove.
12028 * configure: Regenerate
12029 * configure.ac: Create plugin-version.h.
12030 * gcc-plugin.h (plugin_gcc_version): Remove.
12031 (plugin_default_version_check): Change signature.
12032 * plugin-version.c: Remove.
12033 * plugin.c: Include plugin-version.h.
12034 (str_plugin_gcc_version_name): Remove.
12035 (try_init_one_plugin): Pass gcc version to plugin_init.
12036 (plugin_default_version_check): Both gcc and plugin versions are now
12039 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12041 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12042 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12043 Remove special case testing for last insn of inner loops. Don't fail
12044 if the loop ends with a jump, emit an extra nop instead.
12046 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12047 DREGS rather than comparing directly. Remove code that tries to
12048 account for latencies.
12050 2009-04-29 Richard Guenther <rguenther@suse.de>
12052 PR tree-optimization/39941
12053 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12054 eliminating an indirect call.
12056 2009-04-29 Richard Guenther <rguenther@suse.de>
12058 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12059 parameter. Allow invariants as base if !require_lvalue.
12060 (verify_gimple_assign_single): Adjust.
12062 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12064 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12065 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12066 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12067 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12068 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12070 * config/bfin/bfin.c (bfin_expand_builtin,
12071 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12073 2009-04-28 Richard Guenther <rguenther@suse.de>
12075 * tree-vect-loop.c (get_initial_def_for_induction): Use
12076 correct types for pointer increment.
12078 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12080 * toplev.c (print_version): Update GMP version string calculation.
12082 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12084 PR rtl-optimization/39938
12085 * resource.c (init_resource_info): Add call to df_analyze.
12087 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12089 * config/alpha/alpha.md (usegp): Cast the result of
12090 alpha_find_lo_sum_using_gp to enum attr_usegp.
12091 * config/alpha/alpha.c (override_options): Remove end-of-structure
12092 marker element from cpu_table. Use array size of cpu_table to handle
12093 -mcpu and -mtune options.
12094 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12096 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12098 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12099 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12100 tune_32 and tune_64.
12101 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12102 support on PowerPC.
12103 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12104 * config/rs6000/option-defaults.h: ... here. New file.
12105 (OPT_64, OPT_32): Define.
12106 (MASK_64BIT): Define to 0 if not already defined.
12107 (OPT_ARCH64, OPT_ARCH32): Define.
12108 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12111 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12113 * config/arm/arm.c (arm_override_options): Emit error on using
12116 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12118 PR rtl-optimization/39914
12119 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12120 registers for allocnos created from user-defined variables only
12121 when not optimizing.
12123 2009-04-28 Richard Guenther <rguenther@suse.de>
12125 PR middle-end/39937
12126 * fold-const.c (fold_binary): Use distribute_real_division only
12129 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12131 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12132 add hpux-stdint.h to tm_file.
12133 (hppa[12]*-*-hpux11*): Ditto.
12134 (ia64*-*-hpux*): Ditto.
12135 * config/hpux-stdint.h: New.
12136 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12137 __STDC_EXT__ for all compiles.
12138 * config/pa/pa-hpux.h: Ditto.
12139 * config/pa/pa-hpux10.h: Ditto.
12140 * config/pa/pa-hpux11.h: Ditto.
12142 2009-04-28 Catherine Moore <clm@codesourcery.com>
12144 * debug.h (set_name): Add comment.
12146 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12149 * config/darwin.c (machopic_gen_offset): Check
12150 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12151 * config/arm/arm.c (require_pic_register): Likewise.
12153 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12155 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12156 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12157 m32c_promote_prototypes): Delete.
12159 2009-04-28 Michael Matz <matz@suse.de>
12161 PR middle-end/39922
12162 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12165 2009-04-28 Richard Guenther <rguenther@suse.de>
12167 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12169 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12171 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12172 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12173 * config/arm/arm-tune.md: Regenerate.
12175 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12177 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12178 block if there are complex incoming edges.
12179 (sel_merge_blocks): Remove useless assert.
12180 (sel_redirect_edge_and_branch): Check that edge was redirected.
12181 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12182 (sel_find_rgns): Delete declaration.
12183 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12184 the region when it is not a preheader.
12186 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12189 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12191 2009-04-28 Richard Guenther <rguenther@suse.de>
12193 * tree.h (SSA_NAME_VALUE): Remove.
12194 (struct tree_ssa_name): Remove value_handle member.
12195 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12196 array for jump threading.
12197 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12199 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12200 * tree-flow.h (threadedge_initialize_values): Declare.
12201 (threadedge_finalize_values): Likewise.
12202 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12203 (SSA_NAME_VALUE): Define.
12204 (threadedge_initialize_values): New function.
12205 (threadedge_finalize_values): Likewise.
12206 * tree-ssa-dom.c (ssa_name_values): New global variable.
12207 (SSA_NAME_VALUE): Define.
12208 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12210 2009-04-28 Ira Rosen <irar@il.ibm.com>
12212 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12213 Use REPORT_VECTORIZED_LOCATIONS instead
12214 REPORT_VECTORIZED_LOOPS.
12215 * tree-vectorizer.c (vect_verbosity_level): Make static.
12216 (vect_loop_location): Rename to vect_location.
12217 (vect_set_verbosity_level): Update comment.
12218 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12220 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12221 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12222 instead REPORT_UNVECTORIZED_LOOPS.
12223 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12224 and vect_loop_def to vect_external_def and vect_internal_def.
12225 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12226 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12227 REPORT_UNVECTORIZED_LOCATIONS.
12228 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12229 and vect_used_in_loop and to vect_unused_in_scope and
12230 vect_used_in_scope.
12231 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12232 (vect_verbosity_level): Remove declaration.
12233 (vect_analyze_operations): Likewise.
12234 (vect_analyze_stmt): Declare.
12235 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12236 REPORT_UNVECTORIZED_LOCATIONS.
12237 (vect_get_loop_niters): Fix indentation.
12238 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12239 (vect_analyze_loop_operations): New function.
12240 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12241 vect_analyze_operations.
12242 (vect_is_simple_reduction): Use new names.
12243 (vectorizable_live_operation, vect_transform_loop): Likewise.
12244 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12245 to specify whether the data references can be a part of interleaving
12247 (vect_analyze_data_ref_dependence): Use new names.
12248 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12249 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12250 * tree-vect-patterns.c (widened_name_p): Use new names.
12251 (vect_recog_dot_prod_pattern): Likewise.
12252 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12253 (process_use, vect_mark_stmts_to_be_vectorized,
12254 vect_model_simple_cost, vect_model_store_cost,
12255 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12256 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12257 vectorizable_operation, vectorizable_type_demotion,
12258 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12259 vectorizable_condition): Likewise.
12260 (vect_analyze_operations): Split into vect_analyze_loop_operations
12262 (vect_analyze_stmt): ... new function.
12263 (new_stmt_vec_info): Use new names.
12264 (vect_is_simple_use): Use new names and fix comment.
12265 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12266 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12268 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12271 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12272 and integer modes for x87 operands. Do not ICE for unsupported size,
12273 generate error instead. Generate error for unsupported operand types.
12274 ['z']: Do not handle HImode memory operands specially. Warning
12275 for floating-point operands. Fallthru to 'Z' for unsupported operand
12276 types. Do not ICE for unsupported size, generate error instead.
12277 (output_387_binary_op): Use %Z to output operands.
12278 (output_fp_compare): Ditto.
12279 (output_387_reg_move): Ditto.
12281 2009-04-28 Ben Elliston <bje@au.ibm.com>
12286 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12288 * builtins.c (c_strlen): Do not warn here.
12289 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12290 * c-common.c (pointer_int_sum): Take an explicit location.
12291 Warn about offsets out of bounds.
12292 * c-common.h (pointer_int_sum): Adjust declaration.
12294 2009-04-27 Ian Lance Taylor <iant@google.com>
12296 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12298 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12299 * df-core.c (df_set_flags): Change return type to int. Change
12300 type of old_flags to int.
12301 (df_clear_flags): Likewise.
12302 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12303 (df_get_conditional_uses): Likewise.
12304 * df.h (df_set_flags, df_clear_flags): Update declarations.
12305 * dwarf2out.c (struct indirect_string_node): Change type of form
12306 field to enum dwarf_form.
12307 (AT_string_form): Change return type to enum dwarf_form.
12308 * fixed-value.c (fixed_compare): Add cast to enum type.
12309 * fwprop.c (update_df): Change 0 to VOIDmode.
12310 * gensupport.c: Change 0 to UNKNOWN.
12311 * gimple.h (gimple_cond_code): Add cast to enum type.
12312 * haifa-sched.c (reemit_notes): Add cast to enum type.
12313 * hooks.c (hook_int_void_no_regs): Remove function.
12314 * hooks.h (hook_int_void_no_regs): Remove declaration.
12315 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12316 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12317 * real.c (real_arithmetic): Add cast to enum type.
12318 (real_compare): Likewise.
12319 * target.h (struct gcc_target): Change return type of
12320 branch_target_register_class to enum reg_class.
12321 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12322 default_branch_target_register_class.
12323 * targhooks.c (default_branch_target_register_class): New function.
12324 * targhooks.h (default_branch_target_register_class): Declare.
12325 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12326 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12328 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12330 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12331 vect_uninitialized_def. Change 0 to ERROR_MARK.
12332 * tree-vect-stmts.c (supportable_widening_operation): Don't
12333 initialize icode1 and icode2.
12334 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12335 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12337 (cmn_err_flag_specs): Change 0 to STD_C89.
12338 (cmn_err_char_table): Likewise.
12339 * config/arm/arm.c (get_arm_condition_code): Change type of code
12340 to enum arm_cond_code.
12341 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12342 (IWMMXT_BUILTIN2): Likewise.
12343 (neon_builtin_type_bits): Don't define typedef.
12344 (neon_builtin_datum): Change type of bits field to int.
12345 (arm_expand_neon_args): Add cast to enum type.
12346 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12348 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12349 casts to enum type.
12350 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12352 * config/mips/mips.md (jal_macro): Return enum constant.
12353 (single_insn): Likewise.
12354 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12356 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12357 casts to enum type.
12358 * config/s390/s390.c (s390_tune_flags): Change type to int.
12359 (s390_arch_flags): Likewise.
12360 (s390_handle_arch_option): Change flags field of struct pta to int.
12361 * config/s390/s390.h (s390_tune_flags): Update declaration.
12362 (s390_arch_flags): Likewise.
12363 * config/sh/sh.c (prepare_move_operands): Compare
12364 tls_symbolic_operand result with enum constant.
12365 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12366 (sh_expand_prologue): Add cast to enum type.
12367 (sh_expand_epilogue): Likewise.
12368 (tls_symbolic_operand): Change return type to enum tls_model.
12369 (fpscr_set_from_mem): Add cast to enum type.
12370 (legitimize_pic_address): Compare tls_symbolic_operand result with
12372 (sh_target_reg_class): Change return type to enum reg_class.
12373 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12375 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12376 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12377 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12378 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12379 (delayed_branch, tls_call_delay): Likewise.
12380 (eligible_for_sibcall_delay): Likewise.
12381 (eligible_for_return_delay): Likewise.
12382 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12383 (spu_expand_builtin_1): Likewise.
12385 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12386 for all types of conversions.
12387 (output_init_element): Issue -Wc++-compat warning if needed when
12388 initializing a bitfield with enum type.
12389 * c-parser.c (c_parser_expression): Set original_type to
12390 original_type of right hand operand of comma operator.
12392 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12394 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12396 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12397 * doc/cpp.texi (Standard Predefined Macros)
12398 (Implementation-defined behavior): Likewise.
12399 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12400 * doc/gimple.texi (GIMPLE Exception Handling)
12401 (@code{GIMPLE_ASSIGN}): Likewise.
12402 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12403 * doc/invoke.texi (Warning Options, Optimize Options)
12404 (AVR Options, Darwin Options): Likewise.
12405 (Optimize Options): Reformulate -fwhole-program description.
12406 * doc/loop.texi (Lambda): Likewise.
12407 * doc/md.texi (Output Template, Define Constraints)
12408 (Standard Names, Insn Splitting): Likewise.
12409 * doc/options.texi (Option properties): Likewise.
12410 * doc/passes.texi (Tree-SSA passes): Likewise.
12411 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12412 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12413 (File Names and DBX): Likewise.
12414 * doc/trouble.texi (Incompatibilities): Likewise.
12416 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12418 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12419 instruction is correct.
12421 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12423 Allow non-constant arguments to conversion intrinsics.
12424 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12425 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12426 * spu.c (print_operand): Handle 'v' and 'w'.
12427 (exp2_immediate_p, spu_gen_exp2): Define.
12428 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12429 spu_convtf_1): Update parameter descriptions.
12430 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12431 * constraints.md ('v', 'w'): New.
12432 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12434 (i2f, I2F): New define_mode_attr.
12435 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12436 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12437 fixuns_truncv4sfv4si2): Update to use mode attribute.
12438 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12439 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12440 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12441 patterns for combine.
12443 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12445 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12446 (cprop, hoist, pre, store_motion): New debug counters.
12447 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12448 is not an RTL pass anymore.
12449 (pass_profiling): Remove extern decl for pass removed in 2005.
12450 (pass_gcse, pass_jump_bypass): Remove.
12451 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12452 to 0 for clean state.
12453 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12454 * cse.c (gate_handle_cse_after_global_opts,
12455 rest_of_handle_cse_after_global_opts): New functions.
12456 (pass_cse_after_global_opts): New pass, does local CSE.
12457 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12458 (TV_CPROP): New timevar.
12459 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12460 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12461 (gcse_main, recompute_all_luids): Remove.
12462 (compute_hash_table_work): Call max_reg_num instead of reading
12464 (cprop_jump): Don't set run_jump_opt_after_gcse.
12465 (constprop_register): Always allow to alter jumps.
12466 (cprop_insn): Likewise.
12467 (do_local_cprop): Likewise.
12468 (local_cprop_pass): Likewise. Return non-zero if something changed.
12469 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12470 (find_implicit_sets): Add note about missed optimization opportunity.
12471 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12472 pass_rtl_cprop execute function.
12473 Don't bother tracking the pass number, each pass gets its own dumpfile
12475 Always allow to alter jumpsand bypass jumps.
12476 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12477 will just find no suitable set.
12478 (pre_edge_insert): Fix dumping, this function is for PRE only.
12479 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12480 pass_rtl_pre execute function.
12481 (hoist_code): Return non-zero if something changed. Keep track of
12482 substitutions and insertions for statistics gathering similar to PRE.
12483 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12484 called from the pass_rtl_hoist execute function. Show pass statistics.
12485 (compute_store_table): Use max_reg_num directly instead of using the
12486 formerly global max_gcse_regno.
12487 (build_store_vectors): Likewise.
12488 (replace_store_insn): Fix dumping.
12489 (store_motion): Rename to ...
12490 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12491 pass, called from the pass_rtl_store_motion execute function. Keep
12492 track of substitutions and insertions for statistics gathering similar
12494 (bypass_jumps): Remove, fold interesting bits into ...
12495 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12496 from the pass_rtl_cprop execute function.
12497 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12498 pass_jump_bypass): Remove.
12499 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12500 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12501 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12502 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12503 (gate_rtl_store_motion, execute_rtl_store_motion,
12504 pass_rtl_store_motion): New.
12505 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12506 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12507 * passes.c (init_optimization_passes): Remove pass_gcse and
12508 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12509 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12510 instead of pass_jump_bypass.
12512 2009-04-27 Richard Guenther <rguenther@suse.de>
12514 PR middle-end/39928
12515 * gimplify.c (gimplify_expr): If we are required to create
12516 a temporary make sure it ends up as register.
12518 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12521 * config/i386/i386.c (construct_container): Don't call
12522 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12523 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12525 2009-04-27 Michael Matz <matz@suse.de>
12527 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12528 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12529 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12530 (dump_replaceable_exprs): Take a bitmap.
12531 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12533 (expand_gimple_basic_block): Likewise.
12534 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12535 replaceable_expressions member a bitmap.
12536 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12537 (mark_replaceable): Likewise.
12538 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12539 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12541 2009-04-27 Richard Guenther <rguenther@suse.de>
12543 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12544 (verify_stmts): Dispatch to gimple/type verification code.
12545 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12546 issue with call argument types.
12548 2009-04-27 Michael Matz <matz@suse.de>
12550 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12551 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12554 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12555 Eric Botcazou <ebotcazou@adacore.com>
12557 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12558 a label's basic block.
12559 (mark_target_live_regs): Tidy and rework obsolete comments.
12560 Change back DF problem to LIVE. If a label starts a basic block,
12561 assume that all registers that used to be live then still are.
12562 (init_resource_info): If a label starts a basic block, set its
12563 BLOCK_FOR_INSN accordingly.
12564 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12566 2009-04-27 Richard Guenther <rguenther@suse.de>
12568 * tree-flow-inline.h (function_ann): Remove.
12569 (get_function_ann): Likewise.
12570 * tree-dfa.c (create_function_ann): Remove.
12571 * tree-flow.h (struct static_var_ann_d): Remove.
12572 (struct function_ann_d): Likewise.
12573 (union tree_ann_d): Remove fdecl member.
12574 (function_ann_t): Remove.
12575 (function_ann, get_function_ann, create_function_ann): Remove
12578 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12580 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12582 2009-04-27 Jan Hubicka <jh@suse.cz>
12584 * ipa-pure-const.c (struct funct_state_d): New fields
12585 state_previously_known, looping_previously_known; remove
12586 state_set_in_source.
12587 (analyze_function): Use new fields.
12588 (propagate): Avoid assumption that state_set_in_source imply
12591 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12592 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12593 * cfgloop.h (finite_loop_p): Declare.
12595 2009-04-26 Michael Matz <matz@suse.de>
12597 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12599 2009-04-26 Michael Matz <matz@suse.de>
12601 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12602 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12603 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12604 pass_mark_used_blocks): Remove.
12605 * tree-optimize.c (pass_free_datastructures,
12606 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12607 * passes.c (init_optimization_passes): Don't call
12608 pass_mark_used_blocks, remove dead code.
12610 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12612 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12613 * tree-ssa-live.h (register_ssa_partition): Likewise.
12615 2009-04-26 Michael Matz <matz@suse.de>
12618 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12619 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12620 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12622 (compare_pairs): Swap cost comparison.
12623 (coalesce_ssa_name): Don't use change_partition_var.
12624 * tree-nrv.c (struct nrv_data): Add modified member.
12625 (finalize_nrv_r): Set it.
12626 (tree_nrv): Use it to update statements.
12627 (pass_nrv): Require PROP_ssa.
12628 * tree-mudflap.c (mf_decl_cache_locals,
12629 mf_build_check_statement_for): Use make_rename_temp.
12630 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12631 * alias.c (find_base_decl): Handle SSA names.
12632 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12633 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12634 * rtl.h (set_reg_attrs_for_parm): Declare.
12635 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12636 to "optimized", remove unused locals at finish.
12637 (execute_free_datastructures): Make global, call
12638 delete_tree_cfg_annotations.
12639 (execute_free_cfg_annotations): Don't call
12640 delete_tree_cfg_annotations.
12642 * ssaexpand.h: New file.
12643 * expr.c (toplevel): Include ssaexpand.h.
12644 (expand_assignment): Handle SSA names the same as register variables.
12645 (expand_expr_real_1): Expand SSA names.
12646 * cfgexpand.c (toplevel): Include ssaexpand.h.
12647 (SA): New global variable.
12648 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12649 (SSAVAR): New macro.
12650 (set_rtl): New helper function.
12651 (add_stack_var): Deal with SSA names, use set_rtl.
12652 (expand_one_stack_var_at): Likewise.
12653 (expand_one_stack_var): Deal with SSA names.
12654 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12655 before unique numbers.
12656 (expand_stack_vars): Use set_rtl.
12657 (expand_one_var): Accept SSA names, add asserts for them, feed them
12658 to above subroutines.
12659 (expand_used_vars): Expand all partitions (without default defs),
12660 then only the local decls (ignoring those expanded already).
12661 (expand_gimple_cond): Remove edges when jumpif() expands an
12662 unconditional jump.
12663 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12664 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12666 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12667 members of SA; deal with PARM_DECL partitions here; expand
12668 all PHI nodes, free tree datastructures and SA. Commit instructions
12669 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12670 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12671 info and statements at start, collect garbage at finish.
12672 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12673 (VAR_ANN_PARTITION) Remove.
12674 (change_partition_var): Don't declare.
12675 (partition_to_var): Always return SSA names.
12676 (var_to_partition): Only accept SSA names.
12677 (register_ssa_partition): Only check argument.
12678 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12680 (delete_var_map): Don't free it.
12681 (var_union): Only accept SSA names, simplify.
12682 (partition_view_init): Mark only useful SSA names as used.
12683 (partition_view_fini): Only deal with SSA names.
12684 (change_partition_var): Remove.
12685 (dump_var_map): Use ssa_name instead of partition_to_var member.
12686 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12688 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12689 (struct _elim_graph): New member const_dests; nodes member vector of
12691 (set_location_for_edge): New static helper.
12692 (create_temp): Remove.
12693 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12694 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12695 (new_elim_graph): Allocate const_dests member.
12696 (clean_elim_graph): Truncate const_dests member.
12697 (delete_elim_graph): Free const_dests member.
12698 (elim_graph_size): Adapt to new type of nodes member.
12699 (elim_graph_add_node): Likewise.
12700 (eliminate_name): Likewise.
12701 (eliminate_build): Don't take basic block argument, deal only with
12702 partition numbers, not variables.
12703 (get_temp_reg): New static helper.
12704 (elim_create): Use it, deal with RTL temporaries instead of trees.
12705 (eliminate_phi): Adjust all calls to new signature.
12706 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12707 (rewrite_trees): Only do checking.
12708 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12709 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12710 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12711 contains_tree_r, MAX_STMTS_IN_LATCH,
12712 process_single_block_loop_latch, analyze_edges_for_bb,
12713 perform_edge_inserts): Remove.
12714 (expand_phi_nodes): New global function.
12715 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12716 functions, initialize new parameter, remember partitions having a
12718 (finish_out_of_ssa): New global function.
12719 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12720 don't reset in_ssa_p here, don't disable TER when mudflap.
12721 (pass_del_ssa): Remove.
12722 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12724 (execute_free_datastructures): Declare.
12725 * Makefile.in (SSAEXPAND_H): New variable.
12726 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12727 * basic-block.h (commit_one_edge_insertion): Declare.
12728 * passes.c (init_optimization_passes): Move pass_nrv and
12729 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12730 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12731 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12732 (redirect_branch_edge): Deal with super block when expanding, split
12733 out jump patching itself into ...
12734 (patch_jump_insn): ... here, new static helper.
12736 2009-04-26 Michael Matz <matz@suse.de>
12738 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12739 beyond num_ssa_names.
12740 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12741 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12743 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12745 PR inline-asm/39543
12746 * fwprop.c (forward_propagate_asm): New function.
12747 (forward_propagate_and_simplify): Propagate also into __asm, if it
12748 doesn't increase the number of referenced registers.
12751 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12753 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12755 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12756 note_nonlocal_vla_type for nonlocal VLAs.
12757 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12758 contains_remapped_vars, remap_vla_decls): New functions.
12759 (convert_nonlocal_reference_stmt): If not optimizing, call
12760 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12761 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12762 if it wasn't found in var_map.
12763 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12764 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12765 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12767 * gimplify.c (nonlocal_vlas): New variable.
12768 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12770 (gimplify_body): Create and destroy nonlocal_vlas.
12772 * dwarf2out.c (loc_descr_plus_const): New function.
12773 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12774 mem_loc_descriptor, loc_descriptor_from_tree_1,
12775 descr_info_loc, gen_variable_die): Use it.
12777 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12778 !TREE_STATIC VAR_DECLs.
12779 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12780 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12781 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12782 DECL_BY_REFERENCE is valid.
12783 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12784 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12785 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12786 Copy DECL_BY_REFERENCE.
12787 (struct nesting_copy_body_data): New type.
12788 (nesting_copy_decl): New function.
12789 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12790 if they have variable length.
12792 2009-04-26 Michael Matz <matz@suse.de>
12794 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12795 mark new temporaries for renaming.
12797 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12800 * c-decl.c (global_bindings_p): Return negative value.
12801 (c_variable_size): New. Based on variable_size from
12803 (grokdeclarator): Call c_variable_size not variable_size.
12805 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12807 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12809 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12811 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12812 Redefine it to just use mingw/include.
12813 (ASM_SPEC): Rules for -m32 and -m64.
12814 (LINK_SPEC): Use Likewise.
12815 (SPEC_32): New define.
12816 (SPEC_64): Likewise.
12817 (SUB_LINK_SPEC): Likewise.
12818 (MULTILIB_DEFAULTS): New define.
12819 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12820 Add multilib options.
12821 (MULTILIB_DIRNAMES): Likewise.
12822 (MULTILIB_OSDIRNAMES): Likewise.
12823 (LIBGCC): Likewise.
12824 (INSTALL_LIBGCC): Likewise.
12826 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12829 * c-tree.h (enum c_inline_static_type): New.
12830 (record_inline_static): Declare.
12831 * c-decl.c (struct c_inline_static, c_inline_statics,
12832 record_inline_static, check_inline_statics): New.
12833 (pop_file_scope): Call check_inline_statics.
12834 (start_decl): Call record_inline_static instead of pedwarning
12835 directly for static in inline function.
12836 * c-typeck.c (build_external_ref): Call record_inline_static
12837 instead of pedwarning directly for static referenced in inline
12840 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12842 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12843 not new but only being rescanned.
12844 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12845 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12846 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12847 record_set_info, compute_set, grealloc): Remove.
12848 (recompute_all_luids): New function.
12849 (gcse_main): Don't compute sets, and don't do related memory
12850 allocations/free-ing. If something changed before the end of the
12851 pass, update LUIDs using recompute_all_luids.
12852 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12853 (free_gcse_mem): Don't free it either.
12854 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12855 Use the df insn LUIDs.
12856 (load_killed_in_block): Likewise.
12857 (compute_hash_table_work): Don't compute reg_set_in_block.
12858 (compute_transp): Use DF_REG_DEF_CHAINs.
12859 (local_cprop_pass): Don't use compute_sets and related functions.
12860 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12861 Use get_max_uid() instead of max_cuid.
12862 (insert_insn_end_basic_block, pre_insert_copy_insn,
12863 update_ld_motion_stores): Don't try to
12864 keep reg_set tables up to date.
12865 (pre_insert_copies): Use df insn LUIDs.
12866 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12867 (reg_set_info): Don't use extra bitmap argument.
12868 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12869 information to compute regs_set_in_block.
12870 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12871 (bypass_jumps): Don't use compute_sets and friends.
12873 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12876 * opts.c (undocumented_msg): Do not leave blank even with
12879 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12881 * c-decl.c (build_enumerator): Allow values folding to integer
12882 constants but not integer constant expressions with a pedwarn if
12885 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12888 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12889 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12890 type is an integer constant.
12892 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12895 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12898 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12901 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12902 with variably modified return type and no storage class
12903 specifiers, except for the case of nested functions. Distinguish
12904 extern declarations of functions with variably modified return
12905 types from those of objects with variably modified types.
12907 2009-04-25 Jan Hubicka <jh@suse.cz>
12909 * tree.c (list_equal_p): New function.
12910 * tree.h (list_equal_p): Declare.
12911 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12912 basic_block_def, basic_block, const_basic_block): New.
12913 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12914 (redirect_eh_edge): New function.
12915 (make_eh_edge_update_phi): EH edges are not abnormal.
12916 * except.c: Include tree-flow.h.
12917 (list_match): New function.
12918 (eh_region_replaceable_by_p): New function.
12919 (replace_region): New function.
12920 (hash_type_list): New function.
12921 (hash_eh_region): New function.
12922 (eh_regions_equal_p): New function.
12923 (merge_peers): New function.
12924 (remove_unreachable_regions): Verify EH tree when checking;
12926 (copy_eh_region_1): New function.
12927 (copy_eh_region): New function.
12928 (push_reachable_handler): New function.
12929 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12930 regions without label but with live RESX.
12931 * except.h (redirect_eh_edge_to_label): New.
12932 * tree-flow.h (redirect_eh_edge): New.
12933 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12934 basic_block_def, basic_block, const_basic_block): Remove.
12935 * Makefile.in (except.o): Add dependency on tree-flow.h
12936 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12937 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12940 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12943 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12944 on the destination of memcpy.
12946 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12948 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12949 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12950 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12952 2009-04-25 Jan Hubicka <jh@suse.cz>
12954 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12955 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12956 to be reached by different label than left.
12957 (update_eh_edges): Update comment; remove edge_to_remove if possible
12958 and return true if suceeded.
12959 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12960 (cleanup_eh): Compute sharing map.
12961 * except.c (remove_eh_handler_and_replace): Add argument if we should
12963 (remove_unreachable_regions): Update for label sharing.
12964 (label_to_region_map): Likewise.
12965 (get_next_region_sharing_label): New function.
12966 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12968 (remove_eh_handler): Update.
12969 (remove_eh_region_and_replace_by_outer_of): New function.
12970 * except.h (struct eh_region): Add next_region_sharing_label.
12971 (remove_eh_region_and_replace_by_outer_of,
12972 get_next_region_sharing_label): Declare.
12973 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12975 2009-04-25 Jan Hubicka <jh@suse.cz>
12977 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12978 insert code even if they are not critical.
12980 2009-04-25 Jan Hubicka <jh@suse.cz>
12982 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12983 (gimple_can_remove_branch_p): EH edges won't remove branch by
12985 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12986 updating of non-abnormal EH edges.
12987 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12988 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12989 (split_critical_edges): Split also edges where emitting code on them
12990 will lead to splitting later.
12992 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12993 H.J. Lu <hongjiu.lu@intel.com>
12996 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12997 the configured assembler supports fildq and fistpq mnemonics.
12998 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12999 * configure: Regenerated.
13000 * config.in: Ditto.
13002 * config/i386/i386.c (print_operand): Handle 'Z'.
13003 ['z']: Remove handling of special fild/fist suffixes.
13004 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
13005 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13006 suffix of fild insn.
13007 (*floatsi<mode>2_vector_mixed): Ditto.
13008 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13009 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13010 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13011 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13012 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13014 2009-04-25 Ben Elliston <bje@au.ibm.com>
13016 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13017 the source of a set operation.
13019 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13021 * target.h (struct gcc_target): Add case_values_threshold field.
13022 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13023 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13024 * targhooks.c (default_case_values_threshold): New function.
13025 * targhooks.h (default_case_values_threshold): Declare function.
13026 * stmt.c (expand_case): Use case_values_threshold target hook.
13027 * expr.h (case_values_threshold): Remove declartation.
13028 * expr.c (case_values_threshold): Remove function.
13029 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13031 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13032 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13033 (avr_case_values_threshold): Declare as static.
13034 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13036 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13037 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13038 (mn10300_case_values_threshold): New function.
13040 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13042 * ira.c (setup_cover_and_important_classes): Add enum cast.
13044 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13046 * genpreds.c (write_enum_constraint_num): Output definition of
13047 CONSTRAINT_NUM_DEFINED_P macro.
13048 * ira.c (setup_cover_and_important_classes): Use
13049 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13051 2009-04-24 DJ Delorie <dj@redhat.com>
13053 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13054 __SH2A_SINGLE_ONLY__ also.
13056 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13058 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13059 (movdf_internal): Ditto.
13060 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13061 SFmode and DFmode constants.
13062 (ia64_print_operand): Add 'G' format for printing
13063 floating point constants.
13065 2009-04-24 Richard Guenther <rguenther@suse.de>
13067 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13068 from unsigned additions.
13070 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13072 * c-typeck.c (set_init_index): Allow array designators that are
13073 not integer constant expressions with a pedwarn if pedantic.
13075 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13077 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13078 zero if no overlap in nonzero bits between the operands.
13080 2009-04-24 Ian Lance Taylor <iant@google.com>
13082 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13083 (record_dead_and_set_regs): Likewise.
13084 * df.h (struct df_mw_hardreg): Change flags field to int.
13085 (struct df_base_ref): Likewise.
13086 (struct df): Change changeable_flags field to int.
13087 * df-scan.c (df_defs_record): Change clobber_flags to int.
13088 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13089 constants rather than #define macros.
13090 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13091 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13092 (enum dwarf_calling_convention): Likewise.
13093 (enum dwarf_line_number_x_ops): Likewise.
13094 (enum dwarf_call_frame_info): Likewise.
13095 (enum dwarf_source_language): Likewise.
13096 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13097 (add_calling_convention_attribute): Likewise.
13098 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13099 (combine_comparisons): Change compcode to int. Add cast to enum type.
13100 * genrecog.c (maybe_both_true_2): Change c to int.
13101 (write_switch): Likewise. Add cast to enum type.
13102 * gimplify.c (gimplify_omp_for): Handle return values from
13103 gimplify_expr using MIN rather than bitwise or.
13104 (gimplify_expr): Add cast to enum type.
13105 * ipa-prop.c (update_jump_functions_after_inlining): Change
13106 IPA_BOTTOM to IPA_JF_UNKNOWN.
13107 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13108 Add casts to enum type.
13109 (setup_cover_and_important_classes): Change cl to int. Add casts
13111 (setup_class_translate): Change cl and mode to int.
13112 (ira_init_once): Change mode to int.
13113 (free_register_move_costs): Likewise.
13114 (setup_prohibited_mode_move_regs): Add casts to enum type.
13115 * langhooks.c (add_builtin_function_common): Rework assertion that
13116 value fits bitfield.
13117 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13118 * omega.c (omega_do_elimination): Avoid math on enum types.
13119 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13120 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13121 int local to handle integral_argment value.
13122 * regmove.c (try_auto_increment): Change PUT_MODE to
13124 * reload.c (push_secondary_reload): Add casts to enum type.
13125 (secondary_reload_class, find_valid_class): Likewise.
13126 * reload1.c (emit_input_reload_insns): Likewise.
13127 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13128 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13129 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13131 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13132 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13134 (expand_complex_libcall): Add casts to enum type.
13135 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13136 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13137 with ERROR_MARK, not NUM_TREE_CODES.
13138 (vect_create_epilog_for_reduction): Likewise.
13139 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13140 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13141 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13143 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13144 vect_unused_in_loop. Change 0 to loop_vect.
13145 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13146 * var-tracking.c (get_init_value): Change return type to enum
13148 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13149 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13151 (arm_override_options): Add casts to enum type.
13152 (arm_emit_tls_decoration): Likewise.
13153 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13155 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13156 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13157 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13159 * config/s390/s390.c (code_for_builtin_64): Change to array of
13161 (code_for_builtin_31): Likewise.
13162 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13164 * config/sparc/sparc.c (sparc_override_options): Change value
13165 field in struct code_model to enum cmodel. In initializer change
13166 0 to NULL and add cast to enum type.
13168 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13169 Change all callers. Issue a -Wc++-compat warning using
13170 lhs_origtype if necessary.
13171 (convert_for_assignment): Issue -Wc++-compat warnings about
13172 invalid conversions to enum type on assignment.
13173 * c-common.h (build_modify_expr): Update declaration.
13175 2009-04-24 Nick Clifton <nickc@redhat.com>
13177 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13178 (function_arg_advance): Likewise.
13179 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13182 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13184 * config/s390/constraints.md ('I', 'J'): Fix condition.
13186 2009-04-24 Diego Novillo <dnovillo@google.com>
13188 * gengtype-parse.c (parse_error): Add newline after message.
13190 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13192 * config/i386/sse.md (avxmodesuffixs): Removed.
13193 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13194 (*avx_pinsr<ssevecsize>): This.
13196 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13198 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13199 follow chains of regs with a single definition, and allow expressions
13200 that are function_invariant_p.
13201 (simple_rhs_p): Allow expressions that are function_invariant_p.
13203 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13205 PR middle-end/39867
13206 * fold-const.c (fold_cond_expr_with_comparison): When folding
13207 > and >= to MAX, make sure the MAX uses the same type as the
13208 comparison's operands.
13210 2009-04-24 Nick Clifton <nickc@redhat.com>
13212 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13213 addressing for DImode accesses.
13214 (frv_print_operand_address): Handle PLUS case.
13215 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13217 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13219 PR rtl-optimization/39794
13220 * alias.c (canon_true_dependence): Add x_addr argument.
13221 * rtl.h (canon_true_dependence): Adjust prototype.
13222 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13223 * cselib.c (cselib_invalidate_mem): Likewise.
13224 * gcse.c (compute_transp): Likewise.
13225 * dse.c (scan_reads_nospill): Likewise.
13226 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13227 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13228 canon_base_addr of the group, plus optional offset.
13229 (struct group_info): Rename canon_base_mem to
13231 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13232 canon_rtx of base_mem.
13234 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13236 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13237 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13239 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13241 * config/spu/spu-builtins.h: Delete file.
13243 * config/spu/spu.h (enum spu_builtin_type): Move here from
13245 (struct spu_builtin_description): Likewise. Add GTY marker.
13246 Do not use enum spu_function_code or enum insn_code.
13247 (spu_builtins): Add extern declaration.
13249 * config/spu/spu.c: Do not include "spu-builtins.h".
13250 (enum spu_function_code, enum spu_builtin_type_index,
13251 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13252 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13253 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13254 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13255 (spu_builtin_types): Make static. Add GTY marker.
13256 (spu_builtins): Add extern declaration with GTY marker.
13257 Include "gt-spu.h".
13259 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13260 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13261 Check programmatically whether all parameters are scalar.
13263 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13265 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13267 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13268 assignment from the constructor either if the target is volatile.
13270 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13272 * config/arm/arm.md (insv): Do not share operands[0].
13274 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13276 * config/vxlib-tls.c (active_tls_threads): Delete.
13277 (delete_hook_installed): New.
13278 (tls_delete_hook): Don't delete the delete hook.
13279 (tls_destructor): Delete it here.
13280 (__gthread_set_specific): Adjust installing the delete hook.
13281 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13282 __gthread_leave_tsd_dtor_context.
13284 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13286 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13288 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13290 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13292 (alpha_rtx_costs): Ditto.
13293 (emit_unlikely_jump): Use add_reg_note.
13294 (emit_frame_store_1): Ditto.
13295 (alpha_expand_prologue): Ditto.
13296 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13297 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13299 2009-04-23 Nick Clifton <nickc@redhat.com>
13301 * config/v850/v850.md (epilogue): Remove suppressed code.
13302 (return): Rename to return_simple and remove test of frame size.
13303 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13304 to gen_return_simple.
13306 2009-04-22 Jing Yu <jingyu@google.com>
13309 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13311 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13314 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13315 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13316 value is a VECTOR_CST, the element type is the element type of the
13319 2009-04-22 DJ Delorie <dj@redhat.com>
13321 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13323 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13325 * alias.c (find_base_term): Move around LO_SUM case, so that
13326 CONST falls through into PLUS/MINUS handling.
13329 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13330 into 0, use omit_one_operand.
13332 2009-04-23 Ben Elliston <bje@au.ibm.com>
13334 * config/rs6000/linux-unwind.h (get_regs): Remove type
13335 puns. Change the type of `pc' to an array of unsigned ints and
13336 update all users. Constify frame24.
13338 2009-04-22 DJ Delorie <dj@redhat.com>
13340 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13341 declarations before code.
13342 (current_function_special_page_vector): Likewise.
13343 (m32c_expand_insv): Silence a warning.
13345 2009-04-21 Taras Glek <tglek@mozilla.com>
13347 * alias.c: Update GTY annotations to new syntax.
13348 * basic-block.h: Likewise.
13349 * bitmap.h: Likewise.
13350 * c-common.h: Likewise.
13351 * c-decl.c: Likewise.
13352 * c-parser.c: Likewise.
13353 * c-pragma.c: Likewise.
13354 * c-tree.h: Likewise.
13355 * cfgloop.h: Likewise.
13356 * cgraph.h: Likewise.
13357 * config/alpha/alpha.c: Likewise.
13358 * config/arm/arm.h: Likewise.
13359 * config/avr/avr.h: Likewise.
13360 * config/bfin/bfin.c: Likewise.
13361 * config/cris/cris.c: Likewise.
13362 * config/darwin.c: Likewise.
13363 * config/frv/frv.c: Likewise.
13364 * config/i386/i386.c: Likewise.
13365 * config/i386/i386.h: Likewise.
13366 * config/i386/winnt.c: Likewise.
13367 * config/ia64/ia64.h: Likewise.
13368 * config/iq2000/iq2000.c: Likewise.
13369 * config/mips/mips.c: Likewise.
13370 * config/mmix/mmix.h: Likewise.
13371 * config/pa/pa.c: Likewise.
13372 * config/pa/pa.h: Likewise.
13373 * config/rs6000/rs6000.c: Likewise.
13374 * config/s390/s390.c: Likewise.
13375 * config/sparc/sparc.c: Likewise.
13376 * config/xtensa/xtensa.c: Likewise.
13377 * cselib.h: Likewise.
13378 * dbxout.c: Likewise.
13379 * dwarf2out.c: Likewise.
13380 * except.c: Likewise.
13381 * except.h: Likewise.
13382 * fixed-value.h: Likewise.
13383 * function.c: Likewise.
13384 * function.h: Likewise.
13385 * gimple.h: Likewise.
13386 * integrate.c: Likewise.
13387 * optabs.c: Likewise.
13388 * output.h: Likewise.
13389 * real.h: Likewise.
13391 * stringpool.c: Likewise.
13392 * tree-data-ref.c: Likewise.
13393 * tree-flow.h: Likewise.
13394 * tree-scalar-evolution.c: Likewise.
13395 * tree-ssa-address.c: Likewise.
13396 * tree-ssa-alias.h: Likewise.
13397 * tree-ssa-operands.h: Likewise.
13398 * tree.c: Likewise.
13399 * tree.h: Likewise.
13400 * varasm.c: Likewise.
13401 * varray.h: Likewise.
13403 * coretypes.h: Do not define GTY macro if it is already defined.
13404 * doc/gty.texi: Update GTY documentation to new syntax.
13405 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13406 annotations on structs.
13407 * gengtype-parse.c: Likewise.
13409 2009-04-22 Mark Heffernan <meheff@google.com>
13411 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13413 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13415 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13418 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13420 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13421 the same as a PLUS without a shift. Increase the cost of a
13424 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13426 * Makefile.in: Update dependencies.
13427 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13428 * errors.h: Remove bogus comment about compatibility.
13429 (warning): Update declaration.
13430 * genautomata.c: Update all calls to warning.
13431 * gimple.c: Do not include errors.h. Include toplev.h.
13432 * tree-ssa-structalias.c: Do not include errors.h.
13433 * omega.c: Likewise.
13434 * tree-ssa-reassoc.c: Likewise.
13435 * config/spu/spu-c.c: Likewise.
13436 * config/spu/t-spu-elf: Update dependencies.
13438 2009-04-22 Richard Guenther <rguenther@suse.de>
13440 PR tree-optimization/39824
13441 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13442 make sure the types are compatible.
13444 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13447 * c-common.c (c_parse_error): Take a token_flags parameter.
13448 Use token_type for the token type instead.
13449 Pass token_flags to cpp_type2name.
13450 * c-common.h (c_parse_error): Update declaration.
13451 * c-parser.c (c_parser_error): Pass 0 as token flags.
13453 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13455 PR rtl-optimization/39580
13456 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13458 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13460 * function.c (expand_function_end): Do not emit a jump to the "naked"
13461 return label for fall-through returns.
13462 * except.c (sjlj_emit_function_exit): Always place the call to the
13463 unregister function at the location installed by expand_function_end.
13465 2009-04-22 Richard Guenther <rguenther@suse.de>
13467 PR tree-optimization/39845
13468 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13469 (gen_inbound_check): Likewise.
13471 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13473 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13475 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13476 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13478 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13480 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13481 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13482 shift counts to avoid out-of-bounds array accesses.
13484 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13486 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13487 (Pmode): Move above.
13489 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13491 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13492 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13493 GET_CODE macro. Use IN_RANGE macro where appropriate.
13494 * config/alpha/alpha.h: Ditto.
13495 * config/alpha/alpha.md: Ditto.
13496 * config/alpha/constraints.md: Ditto.
13497 * config/alpha/predicates.md: Ditto.
13499 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13501 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13502 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13503 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13504 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13505 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13506 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13507 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13508 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13509 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13510 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13511 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13512 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13513 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13514 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13515 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13516 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13517 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13518 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13519 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13520 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13521 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13522 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13523 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13524 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13525 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13526 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13527 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13529 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13531 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13532 references from comments.
13533 * cfgbuild.c: (count_basic_blocks): Delete.
13534 (find_basic_blocks_1): Delete.
13535 (find_basic_blocks): Delete.
13536 * except.c (finish_eh_generation): Make static. Move comment from
13537 except.h here. Remove find_basic_blocks references from comments.
13538 * except.h (finish_eh_generation): Delete.
13539 * basic-block.h (find_basic_blocks): Delete.
13540 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13542 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13544 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13545 (sdbout_parms): Likewise.
13547 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13549 * config/sh/sh.c (prepare_cbranch_operands): Use
13550 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13551 (expand_cbranchdi4): Likewise.
13552 (from_compare): Add cast to enum type.
13553 (expand_cbranchsi4): Use add_reg_note.
13554 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13555 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13556 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13557 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13558 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13559 instead of CODE_FOR_nothing.
13560 (cbranchdi4): Likewise. Fix the order of arguments for
13562 (push_fpscr): Use add_reg_note.
13563 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13564 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13566 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13568 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13569 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13570 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13571 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13572 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13573 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13574 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13575 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13576 config/alpha/x-vms, config/arc/t-arc,
13577 config/arm/README-interworking, config/arm/arm-c.c,
13578 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13579 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13580 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13581 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13582 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13583 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13584 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13585 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13586 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13587 config/cris/t-elfmulti, config/crx/t-crx,
13588 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13589 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13590 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13591 config/h8300/t-h8300, config/i386/athlon.md,
13592 config/i386/darwin-libgcc.10.4.ver,
13593 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13594 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13595 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13596 config/i386/t-linux64, config/i386/t-nwld,
13597 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13598 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13599 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13600 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13601 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13602 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13603 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13604 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13605 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13606 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13607 config/m68k/t-uclinux, config/mcore/t-mcore,
13608 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13609 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13610 config/mips/crtn.asm, config/mips/irix-crti.asm,
13611 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13612 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13613 config/mips/mips-fixed.md, config/mips/sb1.md,
13614 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13615 config/mips/t-iris6, config/mips/t-isa3264,
13616 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13617 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13618 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13619 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13620 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13621 config/mn10300/t-linux, config/mn10300/t-mn10300,
13622 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13623 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13624 config/picochip/libgccExtras/clzsi2.asm,
13625 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13626 config/rs6000/darwin-libgcc.10.4.ver,
13627 config/rs6000/darwin-libgcc.10.5.ver,
13628 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13629 config/rs6000/t-aix43, config/rs6000/t-aix52,
13630 config/rs6000/t-darwin, config/rs6000/t-fprules,
13631 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13632 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13633 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13634 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13635 config/rs6000/t-rtems, config/rs6000/t-spe,
13636 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13637 config/score/t-score-elf, config/sh/divcost-analysis,
13638 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13639 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13640 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13641 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13642 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13643 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13644 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13645 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13646 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13647 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13648 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13649 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13650 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13651 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13652 * config/h8300/genmova.sh: Include copyright and license notices
13653 in generated output.
13654 * config/h8300/mova.md: Regenerate.
13655 * doc/install.texi2html: Include word "Copyright" in copyright
13656 notice and use name "Free Software Foundation, Inc.".
13657 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13658 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13659 ChangeLog-2007, ChangeLog-2008: Correct dates.
13661 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13663 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13664 NE_EXPR operations as well.
13665 * c-parser.c (c_parser_condition): Do not set location information on
13667 (c_parser_conditional_expression): Likewise.
13668 (c_parser_binary_expression): Set location information on operators.
13669 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13670 TRUTH_NOT_EXPR has been folded.
13671 * fold-const.c (fold_truth_not_expr): Copy location information from
13672 the incoming expression to the outgoing one.
13673 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13674 recursive calls on the LHS of the operator but pass that of the
13675 operator to recursive calls on the RHS of the operator. Set it
13677 (shortcut_cond_expr): Set the locus of the operator on the second
13678 COND_EXPR and that of the expression on the first in degenerate cases.
13679 Pass the locus of the expression to calls to shortcut_cond_r.
13680 Set the locus of the 'then' block on the associated jump, if any.
13681 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13682 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13683 expression to call to gimplify_boolean_expr.
13685 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13687 * config.gcc: Add additional configuration for
13688 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13689 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13690 (CPP_SPEC): Redefine for allowing -municode option.
13691 (STARTFILE_SPEC): Likewise.
13692 * config/i386/t-mingw-w64: New.
13693 * config/i386/mingw-w64.opt: New.
13694 (municode): Add new target option.
13695 * doc/invoke.texi (municode): Add documentation for new option.
13697 2009-04-21 Ian Lance Taylor <iant@google.com>
13699 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13700 Correct test for number of arguments.
13701 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13703 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13705 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13706 argument of emit_library_call.
13708 2009-04-21 Richard Guenther <rguenther@suse.de>
13710 PR middle-end/39829
13711 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13712 inside VIEW_CONVERT_EXPRs.
13714 2009-04-21 Martin Jambor <mjambor@suse.cz>
13716 * tree-switch-conversion.c (build_constructors): Split a long line.
13717 (constructor_contains_same_values_p): New function.
13718 (build_one_array): Create assigns of constants if possible, do not
13719 call mark_sym_for_renaming, call update_stmt.
13720 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13721 make_rename_temp. Do not call mark_symbols_for_renaming, call
13723 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13724 find_new_referenced_vars, call update_stmt.
13725 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13726 instead of calling make_rename_temp. Do not call
13727 find_new_referenced_vars or mark_symbols_for_renaming, call
13730 2009-04-21 Richard Guenther <rguenther@suse.de>
13732 PR tree-optimization/39827
13733 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13734 (tree_ssa_phiprop): Pass the correct array size.
13736 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13738 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13740 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13743 * c-typeck.c (lvalue_p): Move declaration ...
13744 * c-common.h (lvalue_p): ... to here.
13745 * c-common.c (candidate_equal_p): New.
13746 (add_tlist): Use it.
13747 (merge_tlist): Use it.
13748 (warn_for_collisions_1): Likewise.
13749 (warning_candidate_p): Accept more candidates.
13750 (verify_tree): A warning candidate can be an expression. Use
13753 2009-04-21 Ben Elliston <bje@au.ibm.com>
13756 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13757 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13758 options. Remove -mcall-solaris documentation.
13760 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13763 * doc/invoke.texi (-Wlong-long): Update description.
13764 * c-lex (interpret_integer): Only warn if there was no previous
13765 overflow and -Wlong-long is enabled.
13766 * c-decl.c (declspecs_add_type): Drop redundant flags.
13767 * c.opt (Wlong-long): Init to -1.
13768 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13769 and front-end warn_long_long. Wlong-long only depends on other
13770 flags if it is uninitialized.
13771 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13772 the same for CPP and FE.
13773 (restore_extension_diagnostics): Likewise.
13775 2009-04-20 Ian Lance Taylor <iant@google.com>
13777 Fix enum conversions which are invalid in C++:
13778 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13779 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13780 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13781 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13782 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13783 (dbxout_parms): Likewise.
13784 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13785 (df_clear_flags): Likewise.
13786 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13787 top_flag parameter to int.
13788 (df_chain_create_bb_process_use): Likewise.
13789 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13791 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13792 (df_ref_create_structure, df_def_record_1): Likewise.
13793 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13794 (df_notes_rescan): Change 0 to VOIDmode in function call.
13795 (df_get_call_refs, df_insn_refs_collect): Likewise.
13796 (df_bb_regs_collect): Likewise.
13797 (df_entry_block_defs_collect): Likewise.
13798 (df_exit_block_uses_collect): Likewise.
13799 * df.h: Update declarations.
13800 * double-int.c (double_int_divmod): Add cast to enum type.
13801 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13802 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13803 (based_loc_descr): Likewise.
13804 (loc_descriptor_from_tree_1): Change first_op and second_op to
13805 enum dwarf_location_atom. Add cast to enum type.
13806 * expmed.c (init_expmed): Change 0 to SET in function call.
13807 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13808 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13809 (do_store_flag): Likewise.
13810 * fixed-value.h (struct fixed_value): Change mode to enum
13812 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13813 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13815 (insert_insn_decl, insert_decl, insert_state): Likewise.
13816 (automata_list_finish): Likewise.
13817 * genrecog.c (process_define_predicate): Add cast to enum type.
13818 * gensupport.c (init_predicate_table): Add cast to enum type.
13819 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13821 (gimple_build_call_1, gimple_build_label): Likewise.
13822 (gimple_build_goto, gimple_build_asm_1): Likewise.
13823 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13824 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13825 (enum fallback): Rename from enum fallback_t.
13826 (fallback_t): Typedef as int.
13827 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13828 GSI_SAME_STMT in function call.
13829 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13831 (setup_reg_class_relations): Likewise.
13832 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13833 (setup_prohibited_class_mode_regs): Add cast to enum type.
13834 (setup_prohibited_mode_move_regs): Likewise.
13835 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13836 (record_address_regs): Change i to enum reg_class.
13837 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13838 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13839 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13840 (GET_MODE_2XWIDER_MODE): Likewise.
13841 (GET_CLASS_NARROWEST_MODE): Likewise.
13842 * omp-low.c (expand_omp_for): Add cast to enum type.
13843 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13844 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13845 * postreload.c (reload_cse_simplify_operands): Change rclass local
13847 * predict.c (combine_predictions_for_insn): Change best_predictor
13848 and predictor to enum br_predictor.
13849 (combine_predictions_for_bb): Likewise.
13850 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13851 use SET_PREDICT_EXPR_OUTCOME.
13852 * real.c (real_arithmetic): Change icode to code in function call.
13853 * reginfo.c (init_move_cost): Add casts to enum type.
13854 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13855 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13857 * reload.c (find_valid_class): Add casts to enum type.
13858 (push_reload): Change 0 to NO_REGS in function call.
13859 (find_reloads): Change this_alternative to array of enum
13860 reg_class. Remove some now-unnecessary casts.
13861 (make_memloc): Change 0 to VOIDmode in function call.
13862 * reload1.c (reload): Change 0 to VOIDmode in function call.
13863 (eliminate_regs_1, elimination_effects): Likewise.
13864 (eliminate_regs_in_insn): Likewise.
13865 (emit_input_reload_insns): Add cast to enum type.
13866 (delete_output_reload): Change 0 to VOIDmode in function call.
13867 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13868 to enum type in function call.
13869 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13870 (SET_PREDICT_EXPR_OUTCOME): Define.
13871 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13872 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13873 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13874 (dump_function): Likewise.
13875 * tree-dump.h: Update declarations.
13876 * tree-pass.h: Update declarations.
13877 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13878 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13880 (arm_rtx_costs_1): Correct parenthesization.
13881 (arm_rtx_costs): Add casts to enum type.
13882 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13883 (vfp_emit_fstmd): Use add_rg_note.
13884 (emit_multi_reg_push, emit_sfm): Likewise.
13885 (thumb_set_frame_pointer): Likewise.
13886 (arm_expand_prologue): Likewise.
13887 (arm_regno_class): Change return type to enum reg_class.
13888 (thumb1_expand_prologue): Use add_reg_note.
13889 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13890 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13892 * config/arm/gentune.sh: Add cast to enum type.
13893 * config/arm/arm-tune.md: Rebuild.
13894 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13895 (ix86_split_fp_branch, predict_jump): Likewise.
13896 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13897 insn_code to enum rtx_code.
13898 (ix86_builtin_vectorized_function): Add cast to enum type.
13899 * config/i386/i386.md (truncdfsf2): Change slot to enum
13901 (truncxf<mode>2, isinf<mode>2): Likewise.
13902 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13904 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13905 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13906 (insert_bundle_state): Change 1 to INSERT in function call.
13907 (ia64_add_bundle_selector_before): Likewise.
13908 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13909 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13910 (restore_stack_nonlocal): Likewise.
13911 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13913 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13915 (mips_rtx_costs): Likewise.
13916 (mips_override_options): Add casts to enum type.
13917 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13919 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13920 (store_reg, set_reg_plus_d): Likewise.
13921 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13922 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13924 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13926 (emit_unlikely_jump): Use add_reg_note.
13927 (rs6000_emit_allocate_stack): Likewise.
13928 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13929 (output_toc): Change 1 to INSERT in function call.
13930 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13931 (rs6000_initialize_trampoline): Likewise.
13932 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13934 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13935 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13936 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13937 (save_gprs): Use add_reg_note.
13938 (s390_emit_prologue): Likewise.
13939 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13940 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13941 (sparc_fold_builtin): Add cast to enum type.
13942 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13944 (spu_expand_prologue): Use add_reg_note.
13945 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13947 2009-04-20 Ian Lance Taylor <iant@google.com>
13949 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13950 (c_parser_postfix_expression_after_primary): Get VEC for list of
13951 arguments. Get original types of arguments. Call
13952 build_function_call_vec.
13953 (cached_expr_list_1, cached_expr_list_2): New static variables.
13954 (c_parser_expr_list): Change return type to VEC *. Add
13955 p_orig_types parameter. Change all callers.
13956 (c_parser_release_expr): New static function.
13957 (c_parser_vec_to_tree_list): New static function.
13958 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13959 call build_function_call_vec.
13960 (build_function_call_vec): New function, based on old
13961 build_function_call.
13962 (convert_arguments): Remove nargs and argarray parameters. Change
13963 values to a VEC. Add origtypes parameter.
13964 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13965 (convert_for_assignment): Add origtype parameter. Change all
13966 callers. If warn_cxx_compat, check for conversion to an enum
13967 type when calling a function.
13968 (store_init_value): Add origtype parameter. Change all callers.
13969 (digest_init): Likewise.
13970 (struct init_node): Add origtype field.
13971 (add_pending_init): Add origtype parameter. Change all callers.
13972 (output_init_element): Likewise.
13973 (output_pending_init_elements): Pass origtype from init_node to
13974 output_init_element.
13975 (process_init_element): Pass origtype from c_expr to
13976 output_init_element.
13977 (c_finish_return): Add origtype parameter. Change all callers.
13978 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13980 (sync_resolve_params): Likewise.
13981 (sync_resolve_return): Change params to first_param. Change caller.
13982 (resolve_overloaded_builtins): Change params to VEC *. Change
13983 callers. Save first parameter around call to build_function_call_vec.
13984 * c-decl.c (finish_decl): Add origtype parameter. Change all
13985 callers. Call build_function_call_vec rather than
13986 build_function_call for cleanup.
13987 * c-tree.h: Update declarations.
13988 * c-common.h: Update declarations.
13989 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13990 params to first_param.
13991 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13992 params parameter from tree to void *.
13993 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13994 Change arglist parameter to have type void *, and to be a pointer
13996 * config/rs6000/rs6000-protos.h
13997 (altivec_resolve_overloaded_builtin): Update declaration.
13998 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13999 fnargs parameter to have type void *, and to be a pointer to a
14000 VEC. Call build_function_call_vec instead of
14001 build_function_call.
14002 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
14004 2009-04-20 Joey Ye <joey.ye@intel.com>
14005 Xuepeng Guo <xuepeng.guo@intel.com>
14006 H.J. Lu <hongjiu.lu@intel.com>
14008 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14010 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14011 (IX86_LEA_PRIORITY): Likewise.
14012 (distance_non_agu_define): New function.
14013 (distance_agu_use): Likewise.
14014 (ix86_lea_for_add_ok): Likewise.
14015 (ix86_dep_by_shift_count): Likewise.
14017 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14018 should split for LEA.
14020 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14022 (ix86_dep_by_shift_count): Likewise.
14024 2009-04-20 Richard Guenther <rguenther@suse.de>
14026 * expr.c (handled_component_p): Move ...
14027 * tree.h (handled_component_p): ... here.
14028 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14029 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14030 and REALPART_EXPR to be in one group.
14032 2009-04-20 Richard Guenther <rguenther@suse.de>
14034 * basic-block.h (get_all_dominated_blocks): Declare.
14035 * dominance.c (get_all_dominated_blocks): New function.
14036 * tree-cfg.c (get_all_dominated_blocks): Remove.
14037 (remove_edge_and_dominated_blocks): Adjust.
14038 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14039 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14040 instead of recursing.
14042 2009-04-20 Doug Kwan <dougkwan@google.com>
14044 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14045 (struct cgraph_node_set_def): New type.
14046 (cgraph_node_set) New type. Also declare vector functions.
14047 (struct cgraph_node_set_element_def): New type.
14048 (cgraph_node_set_element): Ditto.
14049 (cgraph_node_set_iterator): New iterator type.
14050 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14051 cgraph_node_set_remove, dump_cgraph_node_set,
14052 debug_cgraph_node_set): New prototypes.
14053 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14054 cgraph_node_set_size): New inlines.
14055 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14056 including cgraph.h.
14057 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14058 argument to function 'write_summary'.
14059 * ipa.c: Include ggc.h.
14060 (hash_cgraph_node_set_element,
14061 eq_cgraph_node_set_element, cgraph_node_set_new,
14062 cgraph_node_set_add, cgraph_node_set_remove,
14063 cgraph_node_set_find, dump_cgraph_node_set,
14064 debug_cgraph_node_set): New functions.
14065 * Makefile.in (ipa.o): Add dependency on GGC_H.
14067 2009-04-20 Ira Rosen <irar@il.ibm.com>
14069 PR tree-optimization/39675
14070 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14071 check of the return code of vect_schedule_slp. Check that
14072 stmt_vec_info still exists for the statement, before checking its
14073 vectorization type.
14075 2009-04-20 Michael Matz <matz@suse.de>
14077 * Makefile.in (generated_files): Take out $(simple_generated_c).
14079 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14081 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14082 (UINTPTR_TYPE): Likewise.
14084 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14087 * c-typeck.c (digest_init): Check for initializing an array with a
14090 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14093 * c-semantics.c (pop_stmt_list): Propagate
14094 STATEMENT_LIST_HAS_LABEL to parent statement list.
14096 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14098 * config/mips/mips.h (mips_tune_attr): New macro.
14099 * config/mips/mips.md (cpu): Use it.
14101 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14104 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14107 2009-04-19 Diego Novillo <dnovillo@google.com>
14109 * toplev.c (compile_file): Move call to coverage_finish ...
14110 * cgraphunit.c (ipa_passes): ... here.
14111 Call cgraph_process_new_functions.
14112 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14113 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14115 2009-04-19 Jan Hubicka <jh@suse.cz>
14117 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14119 (dump_cgraph_node): Dump can throw external flag.
14120 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14122 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14126 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14127 * common.opt (Wlogical-op): Move from here...
14128 * c.opt (Wlogical-op): ... to here.
14129 * c-typeck.c (parser_build_binary_op): Update call to
14130 warn_logical_operator.
14131 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14133 * c-common.c (warn_logical_op): Update.
14134 * c-common.h (warn_logical_op): Update declaration.
14136 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14138 * tree.c (protected_set_expr_location): Fix formatting.
14140 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14143 * c-typeck.c (readonly_warning): new.
14144 (build_unary_op, build_modify_expr): Use readonly_warning for
14145 storing into something readonly but not const-qualified.
14147 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14150 * c-typeck.c (build_unary_op): Check for taking address of
14151 expression of type void.
14153 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14156 * c-typeck.c (build_function_call): Check for calling a function
14157 with qualified void return types. Call require_complete_type when
14160 2009-04-18 Jan Hubicka <jh@suse.cz>
14162 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14164 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14165 can_throw_external flag.
14166 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14167 * ipa-pure-const.c (ignore_edge): New function.
14168 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14169 only over can_throw_external edges.
14170 (local_pure_const): Add nothrow flag.
14171 * ipa-utils.c (searchc): Add ignore_edge callback.
14172 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14173 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14174 (set_nothrow_function_flags): Update cgraph.
14175 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14177 2009-04-18 Richard Guenther <rguenther@suse.de>
14179 PR middle-end/39804
14180 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14181 (fold_stmt): ... this and ...
14182 (fold_stmt_inplace): ... this.
14183 (fold_stmt_1): Fold references in calls and asms.
14184 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14186 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14188 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14189 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14191 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14193 * tree.c (function_args_count): Remove.
14194 * tree.h: Remove the prototype for function_args_count.
14196 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14198 * tree-iterator.c (expr_only): Remove.
14199 * tree.h: Remove the prototype for expr_only.
14201 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14203 * reginfo.c (cannot_change_mode_set_regs): Remove.
14204 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14206 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14208 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14209 whether operands 0 and 1 overlaps.
14211 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14213 PR middle-end/36902
14214 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14215 pointer. Use warning_at instead of warning.
14216 (search_for_addr_array): Likewise.
14217 (check_array_bounds): Likewise.
14218 (check_all_array_refs): Check that the incoming edge is not in the
14219 list of edges to be removed.
14220 (check_all_array_refs): Avoid the temporal pointer.
14221 (vrp_visit_cond_stmt): Fix typo.
14222 (simplify_switch_using_ranges): Handle the case where the switch
14223 index is an integer constant.
14225 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14227 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14229 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14231 * doc/extend.texi, doc/invoke.texi: Fix typos.
14233 2009-04-17 Cary Coutant <ccoutant@google.com>
14235 * tree-flow-inline.h (get_lineno): Fix inverted test.
14237 2009-04-17 Diego Novillo <dnovillo@google.com>
14239 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14240 assertion for AVAIL_OUT.
14242 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14245 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14246 * config/sh/linux-atomic.asm: Likewise.
14248 2009-04-17 Diego Novillo <dnovillo@google.com>
14250 * except.c (debug_eh_tree): New.
14251 (struct eh_region, struct eh_status): Move ...
14252 * except.h: ... here.
14253 (add_type_for_runtime): Declare extern.
14254 (lookup_type_for_runtime): Likewise.
14255 (debug_eh_tree): Declare.
14256 * Makefile.in (GTFILES): List except.h before except.c
14258 2009-04-17 Diego Novillo <dnovillo@google.com>
14260 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14261 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14262 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14263 (find_vars_r): ... here.
14264 * tree-flow.h (find_referenced_vars_in): Declare.
14265 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14266 that AVAIL_OUT exists for BLOCK.
14267 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14268 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14269 (tree-parloops.o): Likewise.
14271 2009-04-17 Simon Baldwin <simonb@google.com>
14273 * toplev.c (default_tree_printer): Add handling for %E format.
14275 2009-04-17 Diego Novillo <dnovillo@google.com>
14277 * tree-pretty-print.c (dump_generic_node): Add break after
14278 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14279 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14280 FUNCTION_TYPE together. Call print_struct_decl when printing
14281 structures and TDF_SLIM is not given.
14282 (print_struct_decl): Fix logic for detecting recursion.
14284 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14287 * gcc.c (create_at_file): New.
14288 (compile_input_file_p): New.
14289 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14290 * main.c (main): Update call to toplev_main.
14291 * toplev.c (toplev_main): Change signature. Call expandargv.
14292 * toplev.h (toplev_main): Change signature.
14294 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14296 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14297 if the latter is not constant.
14299 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14301 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14303 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14305 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14306 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14308 2009-04-17 Richard Guenther <rguenther@suse.de>
14310 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14311 Handle component references view-converting an invariant address.
14313 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14315 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14316 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14317 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14318 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14319 Use @deftypevr rather than @deftypevar.
14321 2009-04-17 Richard Guenther <rguenther@suse.de>
14323 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14324 (get_prop_source_stmt): Likewise.
14325 (can_propagate_from): Likewise.
14327 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14329 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14330 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14331 (--with-multilib-list): Add default value.
14332 * configure: Regenerate.
14333 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14334 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14335 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14336 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14337 Don't add default cpu to multilib list unnecessarily, but do enable
14338 the relevant compiler option..
14339 Add support for --with-multilib-list=<blank> and
14340 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14341 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14342 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14343 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14344 TM_MULTILIB_CONFIG.
14345 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14346 (MULTILIB_OSDIRNAMES): New variable.
14347 * config/sh/t-1e: Delete file.
14348 * config/sh/t-mlib-sh1: Delete file.
14349 * config/sh/t-mlib-sh2: Delete file.
14350 * config/sh/t-mlib-sh2a: Delete file.
14351 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14352 * config/sh/t-mlib-sh2a-single: Delete file.
14353 * config/sh/t-mlib-sh2a-single-only: Delete file.
14354 * config/sh/t-mlib-sh2e: Delete file.
14355 * config/sh/t-mlib-sh3e: Delete file.
14356 * config/sh/t-mlib-sh4: Delete file.
14357 * config/sh/t-mlib-sh4-nofpu: Delete file.
14358 * config/sh/t-mlib-sh4-single: Delete file.
14359 * config/sh/t-mlib-sh4-single-only: Delete file.
14360 * config/sh/t-mlib-sh4a: Delete file.
14361 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14362 * config/sh/t-mlib-sh4a-single: Delete file.
14363 * config/sh/t-mlib-sh4a-single-only: Delete file.
14364 * config/sh/t-mlib-sh4al: Delete file.
14365 * config/sh/t-mlib-sh5-32media: Delete file.
14366 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14367 * config/sh/t-mlib-sh5-64media: Delete file.
14368 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14369 * config/sh/t-mlib-sh5-compact: Delete file.
14370 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14371 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14372 * doc/install.texi (Options specification): Add
14373 --with-multilib-list and --with-endian.
14375 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14377 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14379 (OBJS-common): Add plugin-version.o.
14380 (plugin-version.o): New.
14381 * gcc-plugin.h (plugin_gcc_version): New.
14382 (plugin_default_version_check): New.
14383 (plugin_init_func, plugin_init): Add version argument.
14384 * plugin-version.c: New.
14385 * plugin.c (str_plugin_gcc_version_name): New.
14386 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14387 pass it to the init function.
14388 (plugin_default_version_check): New.
14390 2009-04-17 Richard Guenther <rguenther@suse.de>
14392 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14393 for decl-vs-decl disambiguation.
14395 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14397 * config/s390/s390.h (s390_tune_attr): New macro definition.
14398 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14400 2009-04-17 Richard Guenther <rguenther@suse.de>
14402 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14403 (fold_stmt_r): Likewise.
14404 (maybe_fold_reference): New function.
14405 (fold_gimple_assign): Handle cases fold_stmt_r did.
14406 (fold_stmt): Do not use fold_stmt_r.
14407 (fold_stmt_inplace): Likewise.
14409 2009-04-17 Richard Guenther <rguenther@suse.de>
14411 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14412 (record_equivalences_from_stmt): Remove useless checks and
14414 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14415 the type is already suitable.
14417 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14419 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14421 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14423 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14424 (CMPtype): Define as __gcc_CMPtype.
14426 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14428 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14429 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14431 2009-04-17 Richard Guenther <rguenther@suse.de>
14433 PR tree-optimization/39746
14434 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14435 special-casing for builtins and static variable use/def.
14436 (call_may_clobber_ref_p_1): Likewise.
14438 2009-04-16 Ian Lance Taylor <iant@google.com>
14440 * df.h: Include "timevar.h".
14441 (struct df_problem): Change tv_id field to timevar_id_t.
14442 * tree-pass.h: Include "timevar.h".
14443 (struct opt_pass): Change tv_id field to timevar_id_t.
14444 * timevar.h (timevar_id_t): Define TV_NONE.
14445 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14446 TV_NONE rather than tv_id != 0.
14447 (execute_one_pass): Likewise.
14448 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14449 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14450 dependencies to $(TREE_PASS_H).
14451 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14453 (pass_branch_target_load_optimize2): Likewise.
14454 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14455 (pass_outof_cfg_layout_mode): Likewise.
14456 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14457 (pass_rebuild_cgraph_edges): Likewise.
14458 (pass_remove_cgraph_callee_edges): Likewise.
14459 * df-core.c (pass_df_initialize_opt): Likewise.
14460 (pass_df_initialize_no_opt): Likewise.
14461 (pass_df_finish): Likewise.
14462 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14463 * except.c (pass_set_nothrow_function_flags): Likewise.
14464 (pass_convert_to_eh_region_ranges): Likewise.
14465 * final.c (pass_compute_alignments): Likewise.
14466 * function.c (pass_instantiate_virtual_regs): Likewise.
14467 (pass_init_function): Likewise.
14468 (pass_leaf_regs): Likewise.
14469 (pass_match_asm_constraints): Likewise.
14470 * gimple-low.c (pass_lower_cf): Likewise.
14471 (pass_mark_used_blocks): Likewise.
14472 * init-regs.c (pass_initialize_regs): Likewise.
14473 * integrate.c (pass_initial_value_sets): Likewise.
14474 * ira.c (pass_ira): Likewise.
14475 * jump.c (pass_cleanup_barriers): Likewise.
14476 * omp-low.c (pass_expand_omp): Likewise.
14477 (pass_lower_omp): Likewise.
14478 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14479 * recog.c (pass_split_all_insns): Likewise.
14480 (pass_split_after_reload): Likewise.
14481 (pass_split_before_regstack): Likewise.
14482 (pass_split_before_sched2): Likewise.
14483 (pass_split_for_shorten_branches): Likewise.
14484 * reginfo.c (pass_reginfo_init): Likewise.
14485 (pass_subregs_of_mode_init): Likewise.
14486 (pass_subregs_of_mode_finish): Likewise.
14487 * passes.c (pass_postreload): Likewise.
14488 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14489 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14490 (pass_warn_function_return): Likewise.
14491 (pass_warn_function_noreturn): Likewise.
14492 * tree-complex.c (pass_lower_complex): Likewise.
14493 (pass_lower_complex_O0): Likewise.
14494 * tree-if-conv.c (pass_if_conversion): Likewise.
14495 * tree-into-ssa.c (pass_build_ssa): Likewise.
14496 * tree-mudflap.c (pass_mudflap_1): Likewise.
14497 (pass_mudflap_2): Likewise.
14498 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14499 (pass_mudflap_2): Likewise.
14500 * tree-nrv.c (pass_return_slot): Likewise.
14501 * tree-object-size.c (pass_object_sizes): Likewise.
14502 * tree-optimize.c (pass_all_optimizations): Likewise.
14503 (pass_early_local_passes): Likewise.
14504 (pass_all_early_optimizations): Likewise.
14505 (pass_cleanup_cfg): Likewise.
14506 (pass_cleanup_cfg_post_optimizing): Likewise.
14507 (pass_free_datastructures): Likewise.
14508 (pass_free_cfg_annotations): Likewise.
14509 (pass_fixup_cfg): Likewise.
14510 (pass_init_datastructures): Likewise.
14511 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14512 (pass_late_warn_uninitialized): Likewise.
14513 (pass_update_address_taken): Likewise.
14514 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14515 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14516 (pass_cse_sincos): Likewise.
14517 (pass_convert_to_rsqrt): Likewise.
14518 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14519 * tree-stdarg.c (pass_stdarg): Likewise.
14520 * tree-tailcall.c (pass_tail_recursion): Likewise.
14521 (pass_tail_calls): Likewise.
14522 * tree-vect-generic.c (pass_lower_vector): Likewise.
14523 (pass_lower_vector_ssa): Likewise.
14524 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14526 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14528 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14530 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14532 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14533 logical and signext.
14535 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14538 * config/sh/predicates.md (arith_operand): Check if the operand
14539 of TRUNCATE is a REG.
14541 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14543 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14544 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14546 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14548 * tree-iterator.c (tsi_split_statement_list_after,
14549 tsi_split_statement_list_before): Remove.
14550 * tree-iterator.h: Remove the prototypes for
14551 tsi_split_statement_list_after and tsi_split_statement_list_before.
14553 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14555 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14556 * tree-ssa-propagate.h: Remove the prototype for
14557 stmt_makes_single_load.
14559 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14561 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14562 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14564 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14566 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14568 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14570 * except.c (eh_region_outer_p): Remove.
14571 * except.h: Remove the prototype for eh_region_outer_p.
14573 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14575 * function.c (current_function_assembler_name): Remove.
14576 * function.h: Remove the prototype for
14577 current_function_assembler_name.
14579 2009-04-16 Ian Lance Taylor <iant@google.com>
14581 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14582 (add_reg_note): Call alloc_reg_note.
14583 * rtl.h (alloc_reg_note): Declare.
14584 * combine.c (try_combine): Use alloc_reg_note.
14585 (recog_for_combine, move_deaths): Likewise.
14586 (distribute_notes): Use alloc_reg_note and add_reg_note.
14587 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14588 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14589 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14591 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14593 PR rtl-optimization/39762
14594 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14595 ira_may_move_out_cost): Add comments about way of their usage.
14596 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14598 * ira-conflicts.c (process_regs_for_copy): Use function
14599 ira_get_register_move_cost instead of global
14600 ira_register_move_cost.
14602 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14603 color_pass, move_spill_restore, update_curr_costs): Ditto.
14605 * ira-lives.c (process_single_reg_class_operands): Ditto.
14607 * ira-emit.c (emit_move_list): Ditto.
14609 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14610 (record_reg_classes): Ditto. Use functions
14611 ira_get_register_move_cost and ira_get_may_move_cost instead of
14612 global vars ira_register_move_cost, ira_may_move_out_cost and
14613 ira_may_move_in_cost.
14614 (record_address_regs): Don't call ira_init_register_move_cost.
14615 Use function ira_get_may_move_cost instead of global
14616 ira_may_move_in_cost.
14617 (process_bb_node_for_hard_reg_moves): Use function
14618 ira_get_register_move_cost instead of global ira_register_move_cost.
14619 (ira_costs): Don't call ira_init_register_move_cost.
14621 2009-04-16 Richard Guenther <rguenther@suse.de>
14623 * tree-cfg.c (verify_gimple_assign_binary):
14624 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14625 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14626 (create_general_new_stmt): Note that this function is broken.
14628 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14630 * common.opt (fhelp): Add Var(help_flag).
14631 * gcc-plugin.h (plugin_info): Add help.
14632 * plugin.c (plugin_name_args): Add help.
14633 (register_plugin_info): Set plugin->help.
14634 (print_help_one_plugin): New.
14635 (print_plugins_help): New.
14636 * plugin.h (print_plugins_help): New.
14637 * toplev.c (toplev_main): Call print_plugins_help if needed.
14639 2009-04-16 Richard Guenther <rguenther@suse.de>
14641 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14642 (gimple_ior_addresses_taken_1): New function.
14643 (gimple_ior_addresses_taken): Likewise.
14644 * gimple.h (struct gimple_statement_with_ops_base): Remove
14645 addresses_taken member.
14646 (gimple_ior_addresses_taken): Declare.
14647 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14648 gimple_set_addresses_taken): Remove.
14649 * ipa-reference.c (mark_address): New function.
14650 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14651 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14652 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14653 (gimple_add_to_addresses_taken): Remove.
14654 (get_tmr_operands): Call mark_address_taken.
14655 (get_asm_expr_operands): Likewise.
14656 (get_expr_operands): Likewise.
14657 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14658 (free_stmt_operands): Do not free it.
14659 * tree-ssa.c (delete_tree_ssa): Likewise.
14660 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14662 2009-04-16 Richard Guenther <rguenther@suse.de>
14664 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14665 (walk_stmt_load_store_ops): Likewise.
14666 * gimple.c (get_base_loadstore): New function.
14667 (walk_stmt_load_store_addr_ops): Likewise.
14668 (walk_stmt_load_store_ops): Likewise.
14669 * ipa-pure-const.c (check_op): Simplify.
14670 (check_load, check_store): New functions.
14671 (check_stmt): Use walk_stmt_load_store_ops.
14672 * ipa-reference.c (mark_load): Adjust signature.
14673 (mark_store): Likewise.
14674 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14676 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14678 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14679 (plugin_info): New.
14680 * opts.c (common_handle_option): Don't call print_version.
14681 * plugin.c (plugin_name_args): Add version.
14682 (register_plugin_info): New.
14683 (register_callback): Handle PLUGIN_INFO.
14684 (try_init_one_plugin): New.
14685 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14687 (finalize_one_plugin): New.
14688 (finalize_plugins): New.
14689 (print_one_plugin): New.
14690 (print_plugins_versions): New.
14691 * plugin.h (print_plugins_versions): New.
14692 (finalize_plugins): New.
14693 * toplev.c (compile_file): Don't call initialize_plugins.
14694 (print_version): Call print_plugins_versions.
14695 (toplev_main): Call initialize_plugins. Print version if needed.
14696 Call finalize_plugins.
14698 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14700 * common.opt (fversion): New.
14701 * gcc.c (print_version): New.
14702 (process_command): Don't print the version. Just set print_version.
14703 (main): Print version. Call subprocesses if print_version and
14704 verbose_flag are set.
14705 * opts.c (common_handle_option): Handle OPT_fversion.
14707 2009-04-16 Richard Guenther <rguenther@suse.de>
14708 Ira Rosen <irar@il.ibm.com>
14710 PR tree-optimization/39698
14711 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14712 type of the reduction variable. Only generate the def if
14715 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14716 make sure to first convert to an integer of the same precision.
14717 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14718 the type of the evolution correctly in computing the new
14719 induction variable base.
14721 2009-04-16 Richard Guenther <rguenther@suse.de>
14723 PR middle-end/39625
14724 * tree-cfg.c (make_blocks): Split statements with to-be
14725 abnormal SSA names on the lhs.
14727 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14729 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14730 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14731 * c-typeck.c (really_start_incremental_init): Likewise.
14732 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14733 (TARGET_INITIALIZER): Remove it.
14734 * target.h (struct target): Remove vector_opaque_p.
14735 * tree.c (build_opaque_vector_type): New.
14736 * tree.h (TYPE_VECTOR_OPAQUE): New.
14737 (build_opaque_vector_type): Declare.
14738 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14739 * config/rs6000/rs6000.c (build_opaque_vector_type,
14740 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14741 (rs6000_init_builtins): Use build_opaque_vector_type for
14742 opaque_V4SI_type_node.
14744 2009-04-15 Catherine Moore <clm@codesourcery.com>
14746 * debug.h (set_name): Declare.
14747 * dwarf2out.c (dwarf2out_set_name): Declare.
14748 (dwarf2_debug_hooks): Add set_name.
14749 (find_AT_string): New.
14750 (add_AT_string): Call find_AT_string.
14751 (dwarf2out_set_name): New.
14752 * cp/decl.c (grokdeclarator): Call set_name.
14753 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14754 * debug.c (do_nothing_debug_hooks): Likewise.
14755 * dbxout.c (dbx_debug_hooks): Likewise.
14756 * sdbout.c (sdb_debug_hooks): Likewise.
14758 2009-04-15 Michael Eager <eager@eagercon.com>
14760 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14761 reg for single-precision FPU.
14762 * config/rs6000/rs6000.md (movsi_internal1): Only for
14763 !TARGET_SINGLE_FPU.
14764 (movsi_internal1_single): New. Add pattern to move SI values to/from
14765 single-precision FP regs.
14767 2009-04-15 Richard Guenther <rguenther@suse.de>
14769 * omp-low.c (lower_rec_input_clauses): Build correct address
14771 (expand_omp_for_generic): Fix multiplication type.
14772 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14773 (generate_memset_zero): Fix types.
14774 * tree-profile.c (prepare_instrumented_value): Correctly
14777 2009-04-15 Ian Lance Taylor <iant@google.com>
14779 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14780 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14781 for -Wall and for -Wc++-compat.
14782 (c_common_post_options): For C++, set warn_enum_compare if not
14784 * c-tree.h (struct c_expr): Add field original_type.
14785 (build_external_ref): Update declaration.
14786 * c-parser.c (c_parser_braced_init): Set original_type.
14787 (c_parser_initelt): Likewise.
14788 (c_parser_expr_no_commas): Likewise.
14789 (c_parser_conditional_expression): Likewise.
14790 (c_parser_cast_expression): Likewise.
14791 (c_parser_unary_expression): Likewise. Pull setting of
14792 original_code to top of function.
14793 (c_parser_sizeof_expression): Set original_type.
14794 (c_parser_alignof_expression): Likewise.
14795 (c_parser_postfix_expression): Likewise. Pull setting of
14796 original_code to top of function.
14797 (c_parser_postfix_expression_after_paren_type): Set original_type.
14798 (c_parser_postfix_expression_after_primary): Likewise.
14799 (c_parser_expression): Likewise.
14800 * c-typeck.c (build_external_ref): Add type parameter. Change all
14802 (c_expr_sizeof_expr): Set original_type field.
14803 (parser_build_unary_op): Likewise.
14804 (parser_build_binary_op): Likewise. Optionally warn about
14805 comparisons of enums of different types.
14806 (digest_init): Set original_type field.
14807 (really_start_incremental_init): Likewise.
14808 (push_init_level, pop_init_level): Likewise.
14809 * doc/invoke.texi (Warning Options): -Wenum-compare now
14812 2009-04-15 Richard Guenther <rguenther@suse.de>
14814 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14815 out a necessary conversion.
14816 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14817 names we didn't value number.
14818 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14820 2009-04-15 Richard Guenther <rguenther@suse.de>
14822 PR tree-optimization/39764
14823 * tree-ssa-ccp.c (get_value): Canonicalize value with
14824 canonicalize_float_value.
14826 2009-04-15 Jan Hubicka <jh@suse.cz>
14828 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14829 Wrong version of patch.
14831 2009-04-15 Jan Hubicka <jh@suse.cz>
14833 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14835 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14837 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14838 our distinct integral and vector types.
14840 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14842 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14843 * init.c (build_vtbl_address): Remove call to assemble_external.
14845 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14847 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14848 output for other floating point modes.
14850 2009-04-14 Diego Novillo <dnovillo@google.com>
14852 * diagnostic.c (diagnostic_report_diagnostic): Do not
14853 warn about loaded plugins for DK_ERROR and DK_WARNING.
14854 * c-decl.c (declspecs_add_type): Move call to
14855 invoke_plugin_callbacks ...
14856 * c-parser.c (c_parser_declspecs): ... here.
14857 * plugin.c (dump_active_plugins): Tidy output.
14859 2009-04-14 Diego Novillo <dnovillo@google.com>
14860 Le-Chun Wu <lcwu@google.com>
14862 * configure.ac: Add --enable-plugin support.
14863 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14864 * Makefile.in (PLUGIN_H): Define.
14865 Export ENABLE_PLUGIN and GMPINC to site.exp.
14866 Add PLUGINLIBS to link command.
14867 Add/modify dependencies for plugin.o and files including plugin.h.
14869 * config.in: Regenerate.
14871 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14874 2009-04-14 Le-Chun Wu <lcwu@google.com>
14876 * tree-pass.h (register_one_dump_file): Add a prototype for
14877 register_one_dump_file.
14878 * toplev.c (compile_file): Call initialize_plugins.
14879 (do_compile): Call invoke_plugin_callbacks.
14880 (toplev_main): Call invoke_plugin_callbacks.
14881 * common.opt: Add -fplugin= and -fplugin-arg-.
14882 * gcc-plugin.h: New public header file for plugins to include.
14883 * plugin.c: New source file.
14884 * plugin.h: New internal header file.
14885 * passes.c (register_one_dump_file): Make it external.
14887 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14889 2009-04-14 Diego Novillo <dnovillo@google.com>
14891 * doc/plugins.texi: New.
14892 * doc/gccint.texi: Add reference to Plugins chapter.
14893 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14894 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14895 loaded plugins, if any.
14896 * timevar.def (TV_PLUGIN_INIT): Define.
14897 (TV_PLUGIN_RUN): Define.
14898 * plugin.c: Include timevar.h
14899 (plugins_active_p): New.
14900 (dump_active_plugins): New.
14901 (debug_active_plugins): New.
14903 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14905 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14907 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14909 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14911 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14912 the same as a minus without a shift.
14914 2009-04-14 Nick Clifton <nickc@redhat.com>
14916 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14917 comparisons with small integers will always produce a short
14920 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14923 2008-12-19 Diego Novillo <dnovillo@google.com>
14925 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14927 2009-04-14 Richard Guenther <rguenther@suse.de>
14929 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14931 (verify_gimple_assign_binary): Likewise. Handle shifts and
14933 (verify_gimple_phi): Print the mismatched argument position.
14934 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14936 (vect_update_init_of_dr): Likewise.
14937 * matrix-reorg.c (transform_access_sites): Do what the
14939 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14941 2009-04-13 Michael Eager <eager@eagercon.com>
14943 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14944 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14945 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14946 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14947 remove duplicate config
14949 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14951 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14952 file_name:line_number type locator of the call site.
14954 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14956 * genautomata.c: Put blank after comma.
14957 (automaton_decls): New.
14958 (struct unit_usage): Add comments to member next.
14959 (store_alt_unit_usage): Keep the list ordered.
14960 (unit_present_on_list_p, equal_alternatives_p): New.
14961 (check_regexp_units_distribution): Check units distribution
14962 correctness correctly.
14963 (main): Don't write automata if error is found. Return correct
14966 * config/m68k/cf.md (cfv4_ds): Remove.
14967 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14968 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14970 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14971 power4-load-ext, power4-store, power4-store-update,
14972 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14973 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14974 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14975 power4-sqrt, power4-isync): Modify reservation to make correct
14976 unit distribution to automata.
14978 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14979 power5-store-update, power5-two, power5-three, power5-lmul,
14980 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14982 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14984 * except.c (pass_set_nothrow_function_flags): Set name and add
14986 (set_nothrow_function_flags): Mention in the dump file when
14987 changing a function to nothrow.
14989 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14992 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14993 instead of unsigned long.
14995 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14997 * config/arm/arm.c (return_used_this_function): Remove.
14998 (arm_output_function_prologue): Remove use of
14999 return_used_this_function.
15000 (output_return_instruction): Replace use of
15001 return_used_this_function
15002 by cfun->machine->return_used_this_function.
15003 (arm_output_epilogue): Likewise.
15004 (arm_output_function_epilogue): Likewise.
15005 (thumb_unexpanded_epilogue): Likewise.
15006 * config/arm/arm.h (struct machine_function):
15007 New member return_used_this_function.
15009 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15011 * doc/install.texi: Correct description of default directory for
15012 --with-gxx-include-dir.
15014 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15016 * fold-const.c (build_range_check): Properly deal with enumeral and
15017 boolean base types.
15019 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15021 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15022 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15023 * params.h (MAX_GCSE_PASSES): Remove.
15024 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15025 in sequence. Remove ability to run multiple passes.
15026 (bypass_jumps): Report run as third CPROP pass.
15028 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15030 PR middle-end/39651
15031 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15032 when deciding whether the whole SEQUENCE can throw.
15034 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15037 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15038 offseted label references.
15040 2009-04-11 Jan Hubicka <jh@suse.cz>
15042 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15044 2009-04-11 Richard Guenther <rguenther@suse.de>
15046 PR middle-end/39732
15047 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15048 return variables as TREE_ADDRESSABLE.
15050 2009-04-11 Richard Guenther <rguenther@suse.de>
15052 PR tree-optimization/39713
15053 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15054 reference trees have SSA_NAME operands.
15056 2009-04-11 Richard Guenther <rguenther@suse.de>
15059 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15060 address expressions.
15062 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15064 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15065 match changes in Cygwin 1.7
15066 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15067 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15069 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15071 PR tree-optimization/39701
15072 * doc/invoke.texi (Optimization Options): Document change in
15073 meaning and initialization of -fdelete-null-pointer-checks.
15075 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15077 PR middle-end/39701
15078 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15080 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15083 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15085 2009-04-10 Chao-ying Fu <fu@mips.com>
15087 * doc/tm.texi (Instruction Output): Document
15088 TARGET_ASM_FINAL_POSTSCAN_INSN.
15089 * target.h (final_postscan_insn): New field in asm_out.
15090 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15091 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15092 * final.c (final_scan_insn): Call
15093 targetm.asm_out.final_postscan_insn after outputting
15094 an asm macro and a normal instruction.
15096 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15097 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15098 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15099 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15100 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15102 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15104 PR middle-end/39701
15105 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15106 variables as non-NULL even with -fdelete-null-pointer-checks.
15108 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15110 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15112 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15115 * config/i386/i386.c (classify_argument): Handle SCmode with
15116 (bit_offset % 64) != 0.
15118 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15120 * doc/invoke.texi (Optimize Options): Add cross-reference to
15121 -Q --help=optimizers examples.
15123 2009-04-10 Ben Elliston <bje@au.ibm.com>
15126 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15127 regalign for the reg == fpr and TDmode case.
15129 2009-04-09 David Ayers <ayers@fsfe.org>
15132 * objc/objc-act.c (warn_with_method): Remove helper function.
15133 (check_duplicates): Call warning and inform directly.
15134 (really_start_method): Likewise.
15136 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15138 * expmed.c (expand_divmod): Always use a comparison for a division
15139 by a large unsigned integer.
15141 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15142 for things others than variables or functions as nonzero.
15144 2009-04-09 Nick Clifton <nickc@redhat.com>
15146 * unwind-compat.c: Change copyright header to refer to version
15147 3 of the GNU General Public License with version 3.1 of the
15148 GCC Runtime Library Exception and to point readers at the
15149 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15150 * config/alpha/crtfastmath.c: Likewise.
15151 * config/alpha/linux-unwind.h: Likewise.
15152 * config/alpha/qrnnd.asm: Likewise.
15153 * config/alpha/vms-crt0-64.c: Likewise.
15154 * config/alpha/vms-crt0.c: Likewise.
15155 * config/alpha/vms-dwarf2.asm: Likewise.
15156 * config/alpha/vms-dwarf2eh.asm: Likewise.
15157 * config/alpha/vms-psxcrt0-64.c: Likewise.
15158 * config/alpha/vms-psxcrt0.c: Likewise.
15159 * config/alpha/vms_tramp.asm: Likewise.
15160 * config/arc/initfini.c: Likewise.
15161 * config/arc/lib1funcs.asm: Likewise.
15162 * config/arm/bpabi-v6m.S: Likewise.
15163 * config/arm/bpabi.S: Likewise.
15164 * config/arm/bpabi.c: Likewise.
15165 * config/arm/crti.asm: Likewise.
15166 * config/arm/crtn.asm: Likewise.
15167 * config/arm/ieee754-df.S: Likewise.
15168 * config/arm/ieee754-sf.S: Likewise.
15169 * config/arm/lib1funcs.asm: Likewise.
15170 * config/arm/libunwind.S: Likewise.
15171 * config/arm/linux-atomic.c: Likewise.
15172 * config/arm/mmintrin.h: Likewise.
15173 * config/arm/pr-support.c: Likewise.
15174 * config/arm/unaligned-funcs.c: Likewise.
15175 * config/arm/unwind-arm.c: Likewise.
15176 * config/arm/unwind-arm.h: Likewise.
15177 * config/avr/libgcc.S: Likewise.
15178 * config/bfin/crti.s: Likewise.
15179 * config/bfin/crtlibid.s: Likewise.
15180 * config/bfin/crtn.s: Likewise.
15181 * config/bfin/lib1funcs.asm: Likewise.
15182 * config/bfin/linux-unwind.h: Likewise.
15183 * config/cris/arit.c: Likewise.
15184 * config/cris/cris_abi_symbol.c: Likewise.
15185 * config/darwin-64.c: Likewise.
15186 * config/darwin-crt2.c: Likewise.
15187 * config/darwin-crt3.c: Likewise.
15188 * config/darwin.h: Likewise.
15189 * config/dbxelf.h: Likewise.
15190 * config/dfp-bit.c: Likewise.
15191 * config/dfp-bit.h: Likewise.
15192 * config/elfos.h: Likewise.
15193 * config/fixed-bit.c: Likewise.
15194 * config/fixed-bit.h: Likewise.
15195 * config/fp-bit.c: Likewise.
15196 * config/fp-bit.h: Likewise.
15197 * config/fr30/crti.asm: Likewise.
15198 * config/fr30/crtn.asm: Likewise.
15199 * config/fr30/lib1funcs.asm: Likewise.
15200 * config/freebsd-spec.h: Likewise.
15201 * config/frv/cmovd.c: Likewise.
15202 * config/frv/cmovh.c: Likewise.
15203 * config/frv/cmovw.c: Likewise.
15204 * config/frv/frvbegin.c: Likewise.
15205 * config/frv/frvend.c: Likewise.
15206 * config/frv/lib1funcs.asm: Likewise.
15207 * config/glibc-stdint.h: Likewise.
15208 * config/h8300/clzhi2.c: Likewise.
15209 * config/h8300/crti.asm: Likewise.
15210 * config/h8300/crtn.asm: Likewise.
15211 * config/h8300/ctzhi2.c: Likewise.
15212 * config/h8300/fixunssfsi.c: Likewise.
15213 * config/h8300/lib1funcs.asm: Likewise.
15214 * config/h8300/parityhi2.c: Likewise.
15215 * config/h8300/popcounthi2.c: Likewise.
15216 * config/i386/ammintrin.h: Likewise.
15217 * config/i386/att.h: Likewise.
15218 * config/i386/avxintrin.h: Likewise.
15219 * config/i386/biarch64.h: Likewise.
15220 * config/i386/bmmintrin.h: Likewise.
15221 * config/i386/cpuid.h: Likewise.
15222 * config/i386/cross-stdarg.h: Likewise.
15223 * config/i386/crtfastmath.c: Likewise.
15224 * config/i386/crtprec.c: Likewise.
15225 * config/i386/cygming-crtbegin.c: Likewise.
15226 * config/i386/cygming-crtend.c: Likewise.
15227 * config/i386/cygwin.asm: Likewise.
15228 * config/i386/emmintrin.h: Likewise.
15229 * config/i386/gmm_malloc.h: Likewise.
15230 * config/i386/gthr-win32.c: Likewise.
15231 * config/i386/i386.h: Likewise.
15232 * config/i386/immintrin.h: Likewise.
15233 * config/i386/linux-unwind.h: Likewise.
15234 * config/i386/linux64.h: Likewise.
15235 * config/i386/mm3dnow.h: Likewise.
15236 * config/i386/mmintrin-common.h: Likewise.
15237 * config/i386/mmintrin.h: Likewise.
15238 * config/i386/nmmintrin.h: Likewise.
15239 * config/i386/pmm_malloc.h: Likewise.
15240 * config/i386/pmmintrin.h: Likewise.
15241 * config/i386/smmintrin.h: Likewise.
15242 * config/i386/sol2-c1.asm: Likewise.
15243 * config/i386/sol2-ci.asm: Likewise.
15244 * config/i386/sol2-cn.asm: Likewise.
15245 * config/i386/sol2-gc1.asm: Likewise.
15246 * config/i386/tmmintrin.h: Likewise.
15247 * config/i386/unix.h: Likewise.
15248 * config/i386/w32-unwind.h: Likewise.
15249 * config/i386/wmmintrin.h: Likewise.
15250 * config/i386/x86-64.h: Likewise.
15251 * config/i386/x86intrin.h: Likewise.
15252 * config/i386/xmmintrin.h: Likewise.
15253 * config/ia64/crtbegin.asm: Likewise.
15254 * config/ia64/crtend.asm: Likewise.
15255 * config/ia64/crtfastmath.c: Likewise.
15256 * config/ia64/crti.asm: Likewise.
15257 * config/ia64/crtn.asm: Likewise.
15258 * config/ia64/fde-glibc.c: Likewise.
15259 * config/ia64/lib1funcs.asm: Likewise.
15260 * config/ia64/linux-unwind.h: Likewise.
15261 * config/ia64/quadlib.c: Likewise.
15262 * config/ia64/unwind-ia64.c: Likewise.
15263 * config/linux.h: Likewise.
15264 * config/m32c/m32c-lib1.S: Likewise.
15265 * config/m32c/m32c-lib2-trapv.c: Likewise.
15266 * config/m32c/m32c-lib2.c: Likewise.
15267 * config/m32r/initfini.c: Likewise.
15268 * config/m68hc11/larith.asm: Likewise.
15269 * config/m68hc11/m68hc11-crt0.S: Likewise.
15270 * config/m68k/cf.md: Likewise.
15271 * config/m68k/crti.s: Likewise.
15272 * config/m68k/crtn.s: Likewise.
15273 * config/m68k/lb1sf68.asm: Likewise.
15274 * config/m68k/linux-unwind.h: Likewise.
15275 * config/mcore/crti.asm: Likewise.
15276 * config/mcore/crtn.asm: Likewise.
15277 * config/mcore/lib1.asm: Likewise.
15278 * config/mips/linux-unwind.h: Likewise.
15279 * config/mips/loongson.h: Likewise.
15280 * config/mips/mips16.S: Likewise.
15281 * config/mmix/crti.asm: Likewise.
15282 * config/mmix/crtn.asm: Likewise.
15283 * config/pa/fptr.c: Likewise.
15284 * config/pa/hpux-unwind.h: Likewise.
15285 * config/pa/lib2funcs.asm: Likewise.
15286 * config/pa/linux-atomic.c: Likewise.
15287 * config/pa/linux-unwind.h: Likewise.
15288 * config/pa/milli64.S: Likewise.
15289 * config/pa/quadlib.c: Likewise.
15290 * config/pa/stublib.c: Likewise.
15291 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15292 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15293 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15294 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15295 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15296 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15297 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15298 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15299 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15300 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15301 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15302 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15303 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15304 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15305 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15306 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15307 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15308 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15309 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15310 * config/rs6000/750cl.h: Likewise.
15311 * config/rs6000/altivec.h: Likewise.
15312 * config/rs6000/biarch64.h: Likewise.
15313 * config/rs6000/crtresfpr.asm: Likewise.
15314 * config/rs6000/crtresgpr.asm: Likewise.
15315 * config/rs6000/crtresxfpr.asm: Likewise.
15316 * config/rs6000/crtresxgpr.asm: Likewise.
15317 * config/rs6000/crtsavfpr.asm: Likewise.
15318 * config/rs6000/crtsavgpr.asm: Likewise.
15319 * config/rs6000/darwin-asm.h: Likewise.
15320 * config/rs6000/darwin-fallback.c: Likewise.
15321 * config/rs6000/darwin-fpsave.asm: Likewise.
15322 * config/rs6000/darwin-ldouble.c: Likewise.
15323 * config/rs6000/darwin-tramp.asm: Likewise.
15324 * config/rs6000/darwin-unwind.h: Likewise.
15325 * config/rs6000/darwin-vecsave.asm: Likewise.
15326 * config/rs6000/darwin-world.asm: Likewise.
15327 * config/rs6000/e500crtres32gpr.asm: Likewise.
15328 * config/rs6000/e500crtres64gpr.asm: Likewise.
15329 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15330 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15331 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15332 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15333 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15334 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15335 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15336 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15337 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15338 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15339 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15340 * config/rs6000/eabi-ci.asm: Likewise.
15341 * config/rs6000/eabi-cn.asm: Likewise.
15342 * config/rs6000/eabi.asm: Likewise.
15343 * config/rs6000/linux-unwind.h: Likewise.
15344 * config/rs6000/linux64.h: Likewise.
15345 * config/rs6000/paired.h: Likewise.
15346 * config/rs6000/paired.md: Likewise.
15347 * config/rs6000/ppc64-fp.c: Likewise.
15348 * config/rs6000/ppu_intrinsics.h: Likewise.
15349 * config/rs6000/rs6000.h: Likewise.
15350 * config/rs6000/si2vmx.h: Likewise.
15351 * config/rs6000/sol-ci.asm: Likewise.
15352 * config/rs6000/sol-cn.asm: Likewise.
15353 * config/rs6000/spe.h: Likewise.
15354 * config/rs6000/spu2vmx.h: Likewise.
15355 * config/rs6000/sysv4.h: Likewise.
15356 * config/rs6000/tramp.asm: Likewise.
15357 * config/rs6000/vec_types.h: Likewise.
15358 * config/s390/linux-unwind.h: Likewise.
15359 * config/s390/tpf-unwind.h: Likewise.
15360 * config/score/crti.asm: Likewise.
15361 * config/score/crtn.asm: Likewise.
15362 * config/sh/crt1.asm: Likewise.
15363 * config/sh/crti.asm: Likewise.
15364 * config/sh/crtn.asm: Likewise.
15365 * config/sh/divtab-sh4-300.c: Likewise.
15366 * config/sh/divtab-sh4.c: Likewise.
15367 * config/sh/divtab.c: Likewise.
15368 * config/sh/lib1funcs-4-300.asm: Likewise.
15369 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15370 * config/sh/lib1funcs.asm: Likewise.
15371 * config/sh/lib1funcs.h: Likewise.
15372 * config/sh/linux-atomic.asm: Likewise.
15373 * config/sh/linux-unwind.h: Likewise.
15374 * config/sh/shmedia.h: Likewise.
15375 * config/sh/sshmedia.h: Likewise.
15376 * config/sh/ushmedia.h: Likewise.
15377 * config/sparc/crtfastmath.c: Likewise.
15378 * config/sparc/linux-unwind.h: Likewise.
15379 * config/sparc/sol2-c1.asm: Likewise.
15380 * config/sparc/sol2-ci.asm: Likewise.
15381 * config/sparc/sol2-cn.asm: Likewise.
15382 * config/spu/divmodti4.c: Likewise.
15383 * config/spu/divv2df3.c: Likewise.
15384 * config/spu/float_disf.c: Likewise.
15385 * config/spu/float_unsdidf.c: Likewise.
15386 * config/spu/float_unsdisf.c: Likewise.
15387 * config/spu/float_unssidf.c: Likewise.
15388 * config/spu/mfc_multi_tag_release.c: Likewise.
15389 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15390 * config/spu/mfc_tag_release.c: Likewise.
15391 * config/spu/mfc_tag_reserve.c: Likewise.
15392 * config/spu/mfc_tag_table.c: Likewise.
15393 * config/spu/multi3.c: Likewise.
15394 * config/spu/spu_internals.h: Likewise.
15395 * config/spu/spu_intrinsics.h: Likewise.
15396 * config/spu/spu_mfcio.h: Likewise.
15397 * config/spu/vec_types.h: Likewise.
15398 * config/spu/vmx2spu.h: Likewise.
15399 * config/stormy16/stormy16-lib2.c: Likewise.
15400 * config/svr4.h: Likewise.
15401 * config/sync.c: Likewise.
15402 * config/v850/lib1funcs.asm: Likewise.
15403 * config/vxlib-tls.c: Likewise.
15404 * config/vxlib.c: Likewise.
15405 * config/vxworks-dummy.h: Likewise.
15406 * config/xtensa/crti.asm: Likewise.
15407 * config/xtensa/crtn.asm: Likewise.
15408 * config/xtensa/ieee754-df.S: Likewise.
15409 * config/xtensa/ieee754-sf.S: Likewise.
15410 * config/xtensa/lib1funcs.asm: Likewise.
15411 * config/xtensa/lib2funcs.S: Likewise.
15412 * config/xtensa/linux-unwind.h: Likewise.
15413 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15414 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15415 * coretypes.h: Likewise.
15416 * crtstuff.c: Likewise.
15417 * defaults.h: Likewise.
15418 * dwarf2.h: Likewise.
15419 * emutls.c: Likewise.
15420 * gbl-ctors.h: Likewise.
15421 * gcov-io.h: Likewise.
15422 * ginclude/float.h: Likewise.
15423 * ginclude/iso646.h: Likewise.
15424 * ginclude/stdarg.h: Likewise.
15425 * ginclude/stdbool.h: Likewise.
15426 * ginclude/stddef.h: Likewise.
15427 * ginclude/stdfix.h: Likewise.
15428 * ginclude/stdint-gcc.h: Likewise.
15429 * ginclude/tgmath.h: Likewise.
15430 * gthr-aix.h: Likewise.
15431 * gthr-dce.h: Likewise.
15432 * gthr-gnat.c: Likewise.
15433 * gthr-gnat.h: Likewise.
15434 * gthr-lynx.h: Likewise.
15435 * gthr-mipssde.h: Likewise.
15436 * gthr-nks.h: Likewise.
15437 * gthr-posix.c: Likewise.
15438 * gthr-posix.h: Likewise.
15439 * gthr-posix95.h: Likewise.
15440 * gthr-rtems.h: Likewise.
15441 * gthr-single.h: Likewise.
15442 * gthr-solaris.h: Likewise.
15443 * gthr-tpf.h: Likewise.
15444 * gthr-vxworks.h: Likewise.
15445 * gthr-win32.h: Likewise.
15446 * gthr.h: Likewise.
15447 * libgcc2.c: Likewise.
15448 * libgcc2.h: Likewise.
15449 * libgcov.c: Likewise.
15450 * tsystem.h: Likewise.
15451 * typeclass.h: Likewise.
15452 * unwind-c.c: Likewise.
15453 * unwind-compat.h: Likewise.
15454 * unwind-dw2-fde-compat.c: Likewise.
15455 * unwind-dw2-fde-darwin.c: Likewise.
15456 * unwind-dw2-fde-glibc.c: Likewise.
15457 * unwind-dw2-fde.c: Likewise.
15458 * unwind-dw2-fde.h: Likewise.
15459 * unwind-dw2.c: Likewise.
15460 * unwind-dw2.h: Likewise.
15461 * unwind-generic.h: Likewise.
15462 * unwind-pe.h: Likewise.
15463 * unwind-sjlj.c: Likewise.
15464 * unwind.inc: Likewise.
15465 * config/arm/neon-gen.ml: Change generated copyright header to
15466 refer to version 3 of the GNU General Public License with
15467 version 3.1 of the GCC Runtime Library Exception and to point
15468 readers at the COPYING3 and COPYING3.RUNTIME files and the
15469 FSF's license web page.
15470 * config/arm/arm_neon.h: Regenerate.
15472 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15474 * config/cris/cris.md: Change copyright header to refer to version
15475 3 of the GNU General Public License.
15476 * doc/install.texi2html: Change copyright header to refer to version
15477 3 of the GNU General Public License and to point readers at the
15478 COPYING3 file and the FSF's license web page.
15479 * config/vax/linux.h: Likewise.
15481 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15483 * config/i386/i386.md (cmpcc): New.
15484 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15485 (sync_compare_and_swap_cc*): Delete.
15487 * config/s390/s390.c (s390_compare_emitted): Remove.
15488 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15489 s390_compare_emitted used to be handled. Assert that modes match.
15490 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15491 refer to sync_compare_and_swap_ccsi.
15492 * config/s390/s390.h (s390_compare_emitted): Remove.
15493 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15494 instead of s390_compare_emitted.
15495 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15496 instead of s390_compare_emitted.
15497 * config/s390/s390.md (cmpcc): New.
15498 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15499 CC_REGNUM, do not pretend it's set.
15500 (sync_compare_and_swap_cc*): Delete.
15501 * config/s390/predicates.md (cc_reg_operand): New.
15503 * expr.c (sync_compare_and_swap_cc): Delete.
15504 * optabs.h (sync_compare_and_swap_cc): Delete.
15505 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15506 is being used with can_compare_p.
15507 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15508 (find_cc_set): New.
15509 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15510 look for a MODE_CC set instead. Use emit_store_flag.
15511 (expand_compare_and_swap_loop): Likewise, with some additional
15512 complication to avoid a force_reg when useless. Use
15513 emit_cmp_and_jump_insns.
15514 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15515 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15516 sync_compare_and_swap documentation.
15518 2009-04-09 Jan Hubicka <jh@suse.cz>
15520 * except.c (find_prev_try): Break out from ....
15521 (duplicate_eh_regions): ... here; properly update prev_try pointers
15522 when duplication part of tree.
15523 (dump_eh_tree): Improve dumping.
15524 (verify_eh_region): New.
15525 (verify_eh_tree): Use it.
15527 2009-04-06 Richard Guenther <rguenther@suse.de>
15529 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15530 &ARRAY addresses by adjusting their types and prepending
15532 * tree-cfg.c (verify_gimple_assign_single): Verify that
15533 addresses are correct.
15535 2009-04-09 Richard Guenther <rguenther@suse.de>
15537 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15538 indices into an array reference if possible.
15539 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15540 Fold POINTER_PLUS_EXPR statements with invariant address.
15542 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15545 * config.gcc (powerpc64-*-linux*): Always build biarch.
15547 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15550 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15551 it and pedwarn if this results in an INTEGER_CST.
15553 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15555 * doc/install.texi: Update minimum GMP version. Remove obsolete
15556 text in MPFR section.
15558 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15560 * dwarf2out.c (class_scope_p): New static inline.
15561 (class_or_namespace_scope_p): Use it.
15562 (gen_variable_die): Use DW_TAG_member tag for static data member
15563 declarations instead of DW_TAG_variable.
15565 PR middle-end/39573
15566 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15569 2009-04-08 Richard Guenther <rguenther@suse.de>
15571 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15572 valueize random data.
15574 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15576 * config.gcc (aix tm_file): Add aix-stdint.h.
15577 (aix tm clause use_gcc_stdint): Set to wrap.
15578 * config/rs6000/aix-stdint.h: New file.
15580 2009-04-08 Richard Guenther <rguenther@suse.de>
15582 PR middle-end/36291
15583 * tree-dfa.c (add_referenced_var): Do not recurse into
15584 global initializers.
15585 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15587 (fold_const_aggregate_ref): Likewise.
15589 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15591 * recog.c (ordered_comparison_operator): New.
15592 * gensupport.c (std_preds): Add it.
15593 * doc/md.texi (Machine-Independent Predicates): Document it.
15595 2009-04-08 Jan Hubicka <jh@suse.cz>
15597 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15598 * function.h (rtl_eh): Remove exception_handler_label_map.
15599 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15600 remove_exception_handler_label, for_each_eh_label_1): Remove.
15601 (rtl_remove_unreachable_regions): Remove.
15602 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15603 (find_exception_handler_labels): Don't build the hashtable.
15604 (maybe_remove_eh_handler): Remove.
15605 (for_each_eh_label): Rewrite to walk the tree.
15606 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15607 * except.h (maybe_remove_eh_handler): Remove.
15608 * passes.c (init_optimization_passes): Schedule second EH cleanup
15610 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15611 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15613 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15615 * genoutput.c (validate_optab_operands): New.
15616 (gen_insn, gen_expand): Call it.
15618 * genflags.c (gen_insn): Detect misused iterators.
15619 (main): Pass line_no to gen_insn, exit with status 1 on error.
15621 * genextract.c (line_no): Make global.
15622 (VEC_safe_set_locstr): Change assertion to error message.
15623 (main): Exit with status 1 on error.
15625 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15629 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15630 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15631 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15632 * c-convert.c (convert): Do not call fold on results of conversion
15633 functions when the result is a C_MAYBE_CONST_EXPR.
15634 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15635 of __builtin_choose_expr.
15636 * c-typeck.c (remove_c_maybe_const_expr): New.
15637 (build_unary_op, build_conditional_expr, build_compound_expr,
15638 build_binary_op, c_objc_common_truthvalue_conversion): Call
15639 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15642 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15644 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15645 CODE to produce a new one. Add a prototype to use fold_convert_const
15647 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15650 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15651 mix declarations and code.
15653 2009-04-08 Ben Elliston <bje@au.ibm.com>
15655 * gcc.c: Replace `CC' with `GCC' throughout.
15657 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15659 * doc/invoke.texi: Document Atom support.
15661 2009-04-07 Jason Merrill <jason@redhat.com>
15664 * c-common.h, c-common.c: Add flag_pretty_templates.
15665 * c-opts.c (c_common_handle_option): Set it.
15666 * c.opt: Add -fno-pretty-templates.
15667 * doc/invoke.texi (C++ Dialect Options): Likewise.
15669 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15671 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15672 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15673 (ia64_expand_builtin): Likewise.
15675 2009-04-07 Martin Jambor <mjambor@suse.cz>
15677 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15678 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15679 ADDR_EXPRS are include too.
15681 2009-04-07 Richard Guenther <rguenther@suse.de>
15683 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15684 decls are only used if passes as parameters or if they are
15685 local statics and the call is not to a builtin.
15686 (call_may_clobber_ref_p_1): Likewise.
15688 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15690 * expr.c (do_store_flag): Remove last argument. Simplify code
15691 to avoid duplication of tests already done by can_compare_p.
15692 (expand_expr_real_1): Adjust caller.
15694 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15696 * optabs.c (can_compare_p): Test the predicate of a
15697 cbranch and cstore pattern.
15699 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15701 * expr.c (convert_move): Use emit_store_flag instead of
15704 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15706 * config/i386/i386.c (ix86_compare_emitted): Remove.
15707 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15708 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15709 * config/i386/i386.h (ix86_compare_emitted): Remove.
15710 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15711 instead of ix86_compare_emitted.
15712 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15714 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15716 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15717 Add t-sysroot-suffix to tmake_file.
15718 * config/print-sysroot-suffix.sh: New file.
15719 * config/t-sysroot-suffix: New file.
15721 2009-04-07 Ben Elliston <bje@au.ibm.com>
15723 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15724 as the latter produces a warning when the target does not support
15727 2009-04-07 Ben Elliston <bje@au.ibm.com>
15729 * dfp.c: Replace type punning assignments with memcpy throughout.
15730 * Makefile.in (dfp.o-warn): Remove.
15732 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15735 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15736 Include soft-fp/t-softfp after rs6000/t-linux64.
15738 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15740 * stor-layout.c (set_sizetype): Use the full precision of their
15741 machine mode for bitsize types.
15743 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15745 * config/i386/i386.md: Revert 2 accidental checkins.
15747 2009-04-06 Joey Ye <joey.ye@intel.com>
15748 Xuepeng Guo <xuepeng.guo@intel.com>
15749 H.J. Lu <hongjiu.lu@intel.com>
15751 Atom pipeline model, tuning and insn selection.
15752 * config.gcc (atom): Add atom config options and target.
15754 * config/i386/atom.md: New.
15756 * config/i386/i386.c (atom_cost): New cost.
15757 (m_ATOM): New macro flag.
15758 (initial_ix86_tune_features): Set m_ATOM.
15759 (x86_accumulate_outgoing_args): Likewise.
15760 (x86_arch_always_fancy_math_387): Likewise.
15761 (processor_target): Add Atom cost.
15762 (cpu_names): Add Atom cpu name.
15763 (override_options): Set Atom ISA.
15764 (ix86_issue_rate): New case PROCESSOR_ATOM.
15765 (ix86_adjust_cost): Likewise.
15767 * config/i386/i386.h (TARGET_ATOM): New target macro.
15768 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15769 (TARGET_OPT_AGU): New target option.
15770 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15771 (processor_type): Add PROCESSOR_ATOM.
15773 * config/i386/i386.md (cpu): Add new value "atom".
15774 (use_carry, movu): New attr.
15775 (atom.md): Include atom.md.
15776 (adddi3_carry_rex64): Set attr "use_carry".
15777 (addqi3_carry): Likewise.
15778 (addhi3_carry): Likewise.
15779 (addsi3_carry): Likewise.
15780 (*addsi3_carry_zext): Likewise.
15781 (subdi3_carry_rex64): Likewise.
15782 (subqi3_carry): Likewise.
15783 (subhi3_carry): Likewise.
15784 (subsi3_carry): Likewise.
15785 (x86_movdicc_0_m1_rex64): Likewise.
15786 (*x86_movdicc_0_m1_se): Likewise.
15787 (x86_movsicc_0_m1): Likewise.
15788 (*x86_movsicc_0_m1_se): Likewise.
15789 (*adddi_1_rex64): Emit add insn as much as possible.
15790 (*addsi_1): Likewise.
15791 (return_internal): Set atom_unit.
15792 (return_internal_long): Likewise.
15793 (return_pop_internal): Likewise.
15794 (*rcpsf2_sse): Set atom_sse_attr attr.
15795 (*qrt<mode>2_sse): Likewise.
15796 (*prefetch_sse): Likewise.
15798 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15800 (ix86_target_macros_internal): Likewise.
15802 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15803 (*prefetch_sse_rex): Likewise.
15804 (sse_rcpv4sf2): Likewise.
15805 (sse_vmrcpv4sf2): Likewise.
15806 (sse_sqrtv4sf2): Likewise.
15807 (<sse>_vmsqrt<mode>2): Likewise.
15808 (sse_ldmxcsr): Likewise.
15809 (sse_stmxcsr): Likewise.
15810 (*sse_sfence): Likewise.
15811 (sse2_clflush): Likewise.
15812 (*sse2_mfence): Likewise.
15813 (*sse2_lfence): Likewise.
15814 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15815 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15816 (avx_movdqu<avxmodesuffix>): Likewise.
15817 (avx_lddqu<avxmodesuffix>): Likewise.
15818 (sse2_movntv2di): Change attr "type" to "ssemov".
15819 (sse2_movntsi): Likewise.
15820 (rsqrtv8sf2): Change attr "type" to "sseadd".
15821 (sse3_addsubv2df3): Set attr "atom_unit".
15822 (sse3_h<plusminus_insn>v4sf3): Likewise.
15823 (*sse2_pmaddwd): Likewise.
15824 (*vec_extractv2di_1_rex64): Likewise.
15825 (*vec_extractv2di_1_avx): Likewise.
15826 (sse2_psadbw): Likewise.
15827 (ssse3_phaddwv8hi3): Likewise.
15828 (ssse3_phaddwv4hi3): Likewise.
15829 (ssse3_phadddv4si3): Likewise.
15830 (ssse3_phadddv2si3): Likewise.
15831 (ssse3_phaddswv8hi3): Likewise.
15832 (ssse3_phaddswv4hi3): Likewise.
15833 (ssse3_phsubwv8hi3): Likewise.
15834 (ssse3_phsubwv4hi3): Likewise.
15835 (ssse3_phsubdv4si3): Likewise.
15836 (ssse3_phsubdv2si3): Likewise.
15837 (ssse3_phsubswv8hi3): Likewise.
15838 (ssse3_phsubswv4hi3): Likewise.
15839 (ssse3_pmaddubsw128): Likewise.
15840 (sse3_pmaddubsw: Likewise.
15841 (ssse3_palignrti): Likewise.
15842 (ssse3_palignrdi): Likewise.
15844 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15846 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15848 2009-04-06 Richard Guenther <rguenther@suse.de>
15850 PR tree-optimization/28868
15851 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15852 of which PHI results we inserted.
15853 (insert_into_preds_of_block): Record inserted PHIs.
15854 (eliminate): Eliminate redundant PHI nodes.
15855 (init_pre): Init inserted_phi_names.
15857 2009-04-06 Richard Guenther <rguenther@suse.de>
15859 PR tree-optimization/39643
15860 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15861 IMAGPART_EXPRs of complex constants.
15862 (execute_fold_all_builtins): If we folded a call queue
15863 TODO_update_address_taken.
15865 2009-04-06 Jan Hubicka <jh@suse.cz>
15867 PR middle-end/39659
15868 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15871 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15873 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15875 (ic_invalidate_array): Likewise.
15877 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15879 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15880 alignment for library calls.
15882 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15884 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15885 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15886 * config/i386/mingw-stdint.h: New file.
15888 2009-04-05 Richard Guenther <rguenther@suse.de>
15890 PR tree-optimization/39648
15891 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15892 our &A vs. &A[0] IL deficiencies.
15894 2009-04-04 Jan Hubicka <jh@suse.cz>
15896 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15897 removed toplevel regions.
15898 (sjlj_mark_call_sites): Likewise.
15900 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15902 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15903 (cygwin tm clause use_gcc_stdint): Set to wrap.
15904 * config/i386/cygwin-stdint.h: New file.
15906 2009-04-04 Richard Guenther <rguenther@suse.de>
15908 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15909 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15910 single-argument PHIs if we are in loop-closed SSA form.
15911 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15912 for the pre-condition.
15913 (slpeel_tree_peel_loop_to_edge): Likewise.
15914 (vect_build_loop_niters): Take an optional sequence to append stmts.
15915 (vect_generate_tmps_on_preheader): Likewise.
15916 (vect_do_peeling_for_loop_bound): Take extra guards for the
15918 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15919 the cost model check.
15920 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15921 guards if we are going to peel. Do not apply versioning in that case.
15922 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15923 (vect_do_peeling_for_loop_bound): Likewise.
15924 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15925 loop bound only record extra pre-conditions, do not apply loop
15928 2009-04-04 Richard Guenther <rguenther@suse.de>
15930 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15933 2009-04-04 Jan Hubicka <jh@suse.cz>
15935 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15936 last_basic_block for size of bb->index indexed array.
15937 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15938 compute_out, link_btr_uses, build_btr_def_use_webs,
15939 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15941 2009-04-04 Jan Hubicka <jh@suse.cz>
15943 * except.c (remove_eh_handler_and_replace): Break out from ...
15944 (remove_eh_handler): ... here.
15945 (bring_to_root): New function.
15946 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15947 handled ones, bring others to root of tree.
15949 2009-04-04 Jan Hubicka <jh@suse.cz>
15951 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15952 (all_phis_safe_to_merge): New function.
15953 (update_info): New structure.
15954 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15955 (cleanup_empty_eh): Update SSA if possible.
15957 2009-04-04 Richard Guenther <rguenther@suse.de>
15959 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15960 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15961 (append_vuse): Likewise.
15963 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15965 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15966 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15967 instead of REG_UNSAVED for DW_CFA_undefined.
15968 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15969 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15972 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15975 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15976 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15977 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15979 2009-04-04 Richard Guenther <rguenther@suse.de>
15981 PR tree-optimization/8781
15982 PR tree-optimization/37892
15983 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15984 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15985 (valueize_refs): Call it for *& valueizations.
15986 (shared_reference_ops_from_ref): Rename to ...
15987 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15988 (shared_reference_ops_from_call): Rename to ...
15989 (valueize_shared_reference_ops_from_call): ... this and valueize.
15990 (vn_reference_lookup): Update.
15991 (visit_reference_op_call): Likewise.
15992 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15993 (eliminate): Value-replace the call address in call statements.
15995 2009-04-04 Richard Guenther <rguenther@suse.de>
15997 PR tree-optimization/39636
15998 * tree-ssa-forwprop.c
15999 (forward_propagate_addr_into_variable_array_index): Check for
16000 GIMPLE_ASSIGN before accessing the rhs code.
16002 2009-04-03 Jason Merrill <jason@redhat.com>
16004 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16006 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16008 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16009 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16010 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16011 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16012 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16013 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16014 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16015 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16016 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16017 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16018 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16019 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16020 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16021 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16022 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16023 Use fr_reg_or_fp01_operand instead of fr_register_operand
16025 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16026 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16027 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16029 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16031 PR rtl-optimization/39607
16032 PR rtl-optimization/39631
16036 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16037 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16038 instead of DF_LR_OUT.
16039 * ira-lives.c (process_bb_node_lives): Ditto.
16040 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16041 instead of DF_LR_{OUT,IN}.
16042 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16043 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16045 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16047 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16048 (execute_lower_omp): Always run but take the short way out if -fopenmp
16050 (gate_lower_omp): Remove, forcing the pass manager to always run the
16051 pass and always set PROP_gimple_lomp.
16052 (pass_lower_omp): Remove gate function.
16053 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16054 PROP_trees. Instead, require it.
16055 * ipa-cp.c (pass_ipa_cp): Likewise.
16056 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16057 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16058 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16059 and PROP_gimple_leh.
16061 2009-04-03 Richard Guenther <rguenther@suse.de>
16063 PR middle-end/13146
16064 PR tree-optimization/23940
16065 PR tree-optimization/33237
16066 PR middle-end/33974
16067 PR middle-end/34093
16068 PR tree-optimization/36201
16069 PR tree-optimization/36230
16070 PR tree-optimization/38049
16071 PR tree-optimization/38207
16072 PR tree-optimization/38230
16073 PR tree-optimization/38301
16074 PR tree-optimization/38585
16075 PR middle-end/38895
16076 PR tree-optimization/38985
16077 PR tree-optimization/39299
16078 * tree-ssa-structalias.h: Remove.
16079 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16080 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16081 (struct vuse_element_d): Remove.
16082 (struct vuse_vec_d): Likewise.
16083 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16084 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16085 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16086 VUSE_ELEMENT_VAR): Likewise.
16087 (struct voptype_d): Likewise.
16088 (NUM_VOP_FREE_BUCKETS): Likewise.
16089 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16090 (struct stmt_operands_d): Remove.
16091 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16092 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16093 VDEF_NUM, VDEF_VECT): Likewise.
16094 (copy_virtual_operands): Remove.
16095 (operand_build_cmp): Likewise.
16096 (create_ssa_artificial_load_stmt): Likewise.
16097 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16098 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16099 vuse_index and mayuse_index members. Pack and move done and iter_type
16100 members to the front.
16101 (SSA_OP_VMAYUSE): Remove.
16102 (SSA_OP_VIRTUAL_USES): Adjust.
16103 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16104 (unlink_stmt_vdef): Declare.
16105 (add_to_addressable_set): Remove.
16106 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16107 (vrp_visit_stmt): Likewise.
16108 * doc/tree-ssa.texi (Alias analysis): Update.
16109 * doc/invoke.texi (max-aliased-vops): Remove docs.
16110 (avg-aliased-vops): Likewise.
16111 * tree-into-ssa.c (syms_to_rename): Remove.
16112 (need_to_update_vops_p): Likewise.
16113 (need_to_initialize_update_ssa_p): Rename to ...
16114 (update_ssa_initialized_fn): ... this. Track function we are
16116 (symbol_marked_for_renaming): Simplify.
16117 (add_new_name_mapping): Do not set need_to_update_vops_p.
16118 (dump_currdefs): Use SYMS_TO_RENAME.
16119 (rewrite_update_stmt): Always walk all uses/defs.
16120 (dump_update_ssa): Adjust.
16121 (init_update_ssa): Take function argument. Track what we are
16123 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16124 (create_new_def_for): Initialize for cfun, assert we are initialized
16126 (mark_sym_for_renaming): Simplify.
16127 (mark_set_for_renaming): Do not initialize update-ssa.
16128 (need_ssa_update_p): Simplify. Take function argument.
16129 (name_mappings_registered_p): Assert we ask for the correct function.
16130 (name_registered_for_update_p): Likewise.
16131 (ssa_names_to_replace): Likewise.
16132 (release_ssa_name_after_update_ssa): Likewise.
16133 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16134 (dump_decl_set): Do not print a newline.
16135 (debug_decl_set): Do it here.
16136 (dump_update_ssa): And here.
16137 * tree-ssa-loop-im.c (move_computations): Adjust.
16138 (movement_possibility): Likewise.
16139 (determine_max_movement): Likewise.
16140 (gather_mem_refs_stmt): Likewise.
16141 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16142 or NAME_MEMORY_TAG.
16143 * tree-complex.c (update_all_vops): Remove.
16144 (expand_complex_move): Adjust.
16145 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16146 Simplify test for memory referencing statement. Exclude
16147 non-invariant ADDR_EXPRs.
16148 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16149 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16150 (rdg_flag_uses): Likewise.
16151 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16153 (tree_optimize_tail_calls_1): Also split the
16154 edge from the entry block if we have degenerate PHI nodes in
16155 the first basic block.
16156 * tree.c (init_ttree): Remove memory-tag related code.
16157 (tree_code_size): Likewise.
16158 (tree_node_structure): Likewise.
16159 (build7_stat): Re-write to be build6_stat.
16160 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16161 (SSA_VAR_P): Adjust.
16162 (struct tree_memory_tag): Remove.
16163 (struct tree_memory_partition_tag): Likewise.
16164 (union tree_node): Adjust.
16165 (build7): Re-write to be build6.
16166 * tree-pass.h (pass_reset_cc_flags): Remove.
16167 (TODO_update_address_taken): New flag.
16168 (pass_simple_dse): Remove.
16169 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16170 * params.h (MAX_ALIASED_VOPS): Remove.
16171 (AVG_ALIASED_VOPS): Likewise.
16172 * omp-low.c (expand_omp_taskreg): Update SSA form.
16173 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16174 aliases the lhs in a copy stmt.
16175 * tree-ssa-dse.c (struct address_walk_data): Remove.
16176 (memory_ssa_name_same): Likewise.
16177 (memory_address_same): Likewise.
16178 (get_kill_of_stmt_lhs): Likewise.
16179 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16180 unused stores. Look through PHI nodes into post-dominated regions.
16181 (dse_optimize_stmt): Simplify. Properly remove stores.
16182 (tree_ssa_dse): Compute dominators.
16183 (execute_simple_dse): Remove.
16184 (pass_simple_dse): Likewise.
16185 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16186 gimple_loaded_syms and gimple_stored_syms computation.
16187 * toplev.c (dump_memory_report): Dump alias and pta stats.
16188 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16189 (vn_reference_eq): Likewise.
16190 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16191 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16192 valueize_vuses): Remove.
16193 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16194 (get_def_ref_stmt_vuse): ... this.
16195 (vn_reference_lookup_2): New function.
16196 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16197 walking equivalent vuses. Simplify.
16198 (vn_reference_lookup): Likewise.
16199 (vn_reference_insert): Likewise.
16200 (vn_reference_insert_pieces): Likewise.
16201 (visit_reference_op_call): Simplify.
16202 (visit_reference_op_load): Likewise.
16203 (visit_reference_op_store): Likewise.
16204 (init_scc_vn): Remove shared_lookup_vuses initialization.
16205 (free_scc_vn): Remove shared_lookup_vuses freeing.
16206 (sort_vuses, sort_vuses_heap): Remove.
16207 (get_ref_from_reference_ops): Export.
16208 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16209 vector with single vuse pointer.
16210 (vn_reference_lookup_pieces, vn_reference_lookup,
16211 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16212 (shared_vuses_from_stmt): Remove.
16213 (get_ref_from_reference_ops): Declare.
16214 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16215 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16216 memory-tag related code.
16217 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16218 (likely_value): Add comment, skip static-chain of call statements.
16219 (surely_varying_stmt_p): Adjust.
16220 (gimplify_and_update_call_from_tree): Likewise.
16221 (execute_fold_all_builtins): Do not rebuild alias info.
16222 (gimplify_and_update_call_from_tree): Properly update VOPs.
16223 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16224 (copy_ref_info): Remove memory-tag related code.
16225 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16226 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16227 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16229 * tree-ssa-dom.c (gimple_p): Remove typedef.
16230 (eliminate_redundant_computations): Adjust.
16231 (record_equivalences_from_stmt): Likewise.
16232 (avail_expr_hash): Likewise.
16233 (avail_expr_eq): Likewise.
16234 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16235 (stmt_makes_single_load): Likewise.
16236 (stmt_makes_single_store): Likewise.
16237 * tree-ssa-alias.c: Rewrite completely.
16238 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16239 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16240 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16241 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16242 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16243 Remove public functions.
16244 (pass_reset_cc_flags): Remove.
16245 (pass_build_alias): Move ...
16246 * tree-ssa-structalias.c (pass_build_alias): ... here.
16247 * tree-ssa-alias.c (may_be_aliased): Move ...
16248 * tree-flow-inline.h (may_be_aliased): ... here.
16249 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16250 count_uses_and_derefs): Move ...
16251 * gimple.c: ... here.
16252 * gimple.h (count_uses_and_derefs): Declare.
16253 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16254 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16255 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16256 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16257 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16258 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16259 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16261 * tree-dfa.c (refs_may_alias_p): Move ...
16262 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16263 * tree-ssa-alias.h: New file.
16264 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16265 (statement_sink_location): Likewise.
16266 * opts.c (decode_options): Do not adjust max-aliased-vops or
16267 avg-aliased-vops values.
16268 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16269 (TV_CALL_CLOBBER): Likewise.
16270 (TV_FLOW_SENSITIVE): Likewise.
16271 (TV_FLOW_INSENSITIVE): Likewise.
16272 (TV_MEMORY_PARTITIONING): Likewise.
16273 (TV_ALIAS_STMT_WALK): New timevar.
16274 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16275 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16276 (get_address_description): Remove memory-tag related code.
16277 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16278 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16279 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16280 and immediate uses in statements. Document.
16281 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16282 (dump_symbols): Remove.
16283 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16284 * alias.c (get_deref_alias_set): New function split out from ...
16285 (get_alias_set): ... here.
16286 * alias.h (get_deref_alias_set): Declare.
16287 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16288 type parameter. Remove restrict pointer handling. Create a
16289 ref-all pointer in case type-based alias sets do not conflict.
16290 (vect_analyze_data_refs): Remove SMT related code.
16291 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16292 (vectorizable_load): Likewise.
16293 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16294 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16295 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16296 Ignore vops and SMTs.
16297 (dr_analyze_alias): Likewise..
16298 (free_data_ref): Likewise.
16299 (create_data_ref): Likewise.
16300 (analyze_all_data_dependences): Likewise.
16301 (get_references_in_stmt): Adjust.
16302 * tree-flow-inline.h (gimple_aliases_computed_p,
16303 gimple_addressable_vars, gimple_call_clobbered_vars,
16304 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16305 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16306 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16307 gimple_mem_ref_stats): Remove.
16308 (gimple_vop): New function.
16309 (op_iter_next_use): Remove vuses and mayuses cases.
16310 (op_iter_next_def): Remove vdefs case.
16311 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16312 (clear_and_done_ssa_iter): Do not set removed fields.
16313 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16314 Assert we are not iterating over vuses or vdefs if not also
16315 iterating over uses or defs.
16316 (op_iter_init_use): Likewise.
16317 (op_iter_init_def): Likewise.
16318 (op_iter_next_vdef): Remove.
16319 (op_iter_next_mustdef): Likewise.
16320 (op_iter_init_vdef): Likewise.
16321 (compare_ssa_operands_equal): Likewise.
16322 (link_use_stmts_after): Handle vuse operand.
16323 (is_call_used): Use is_call_clobbered.
16324 (is_call_clobbered): Global variables are always call clobbered,
16325 query the call-clobbers bitmap.
16326 (mark_call_clobbered): Ignore global variables.
16327 (clear_call_clobbered): Likewise.
16328 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16329 virtual operands sanity check.
16330 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16332 (TARGET_MEM_REF): Remove TMR_TAG operand.
16333 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16334 Remove call-clobber related code.
16335 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16336 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16337 partitions or escape reason.
16338 (get_single_def_stmt, get_single_def_stmt_from_phi,
16339 get_single_def_stmt_with_phi): Remove.
16340 (dump_referenced_vars): Tidy.
16341 (get_ref_base_and_extent): Allow bare decls.
16342 (collect_dfa_stats): Adjust.
16343 * graphite.c (rename_variables_in_stmt): Adjust.
16344 (graphite_copy_stmts_from_block): Likewise.
16345 (translate_clast): Likewise.
16346 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16348 (translate_vuse_through_block): Use the oracle.
16349 (phi_translate_1): Adjust.
16350 (value_dies_in_block_x): Use the oracle. Cache the outcome
16352 (valid_in_sets): Check if the VUSE for
16353 a REFERENCE is available.
16354 (eliminate): Do not remove stmts during elimination,
16355 instead queue and remove them afterwards.
16356 (do_pre): Do not rebuild alias info.
16357 (pass_pre): Run TODO_rebuild_alias before PRE.
16358 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16359 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16360 (mark_all_v_defs_stmt): Remove.
16361 (mark_all_v_defs_seq): Adjust.
16362 (sra_replace): Likewise.
16363 (scalarize_use): Likewise.
16364 (scalarize_copy): Likewise.
16365 (scalarize_init): Likewise.
16366 (scalarize_ldst): Likewise.
16367 (todoflags): Remove.
16368 (tree_sra): Do not rebuild alias info.
16369 (tree_sra_early): Adjust.
16370 (pass_sra): Run TODO_update_address_taken before SRA.
16371 * tree-predcom.c (set_alias_info): Remove.
16372 (prepare_initializers_chain): Do not call it.
16373 (mark_virtual_ops_for_renaming): Adjust.
16374 (mark_virtual_ops_for_renaming_list): Remove.
16375 (initialize_root_vars): Adjust.
16376 (initialize_root_vars_lm): Likewise.
16377 (prepare_initializers_chain): Likewise.
16378 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16379 (may_propagate_copy_into_stmt): Likewise.
16380 (merge_alias_info): Do nothing for now.
16381 (propagate_tree_value_into_stmt): Adjust.
16382 (stmt_may_generate_copy): Likewise.
16383 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16384 not mark symbols for renaming.
16385 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16386 with the same statement, make sure to update the new pointed-to one.
16387 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16388 call statements, do not mark symbols for renaming.
16389 (mark_operand_necessary): Dump something.
16390 (ref_may_be_aliased): New function.
16391 (mark_aliased_reaching_defs_necessary_1): New helper function.
16392 (mark_aliased_reaching_defs_necessary): Likewise.
16393 (mark_all_reaching_defs_necessary_1): Likewise.
16394 (mark_all_reaching_defs_necessary): Likewise.
16395 (propagate_necessity): Do not process virtual PHIs. For
16396 non-aliased loads mark all reaching definitions as necessary.
16397 For aliased loads and stores mark the immediate dominating
16398 aliased clobbers as necessary.
16399 (visited): New global static.
16400 (perform_tree_ssa_dce): Free visited bitmap after propagating
16402 (remove_dead_phis): Perform simple dead virtual PHI removal.
16403 (remove_dead_stmt): Properly unlink virtual operands when
16405 (eliminate_unnecessary_stmts): Schedule PHI removal after
16407 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16408 (process_replaceable): Likewise.
16409 (find_replaceable_in_bb): Likewise.
16410 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16411 based on the single gimple vop.
16412 (verify_flow_insensitive_alias_info): Remove.
16413 (verify_flow_sensitive_alias_info): Likewise.
16414 (verify_call_clobbering): Likewise.
16415 (verify_memory_partitions): Likewise.
16416 (verify_alias_info): Likewise.
16417 (verify_ssa): Adjust..
16418 (execute_update_addresses_taken): Export. Update SSA
16419 manually. Optimize only when optimizing. Use a local bitmap.
16420 (pass_update_address_taken): Remove TODO_update_ssa, add
16422 (pass_update_address_taken): Just use TODO_update_address_taken.
16423 (init_tree_ssa): Do not initialize addressable_vars.
16424 (verify_ssa): Verify new VUSE / VDEF properties.
16425 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16426 Do not call verify_alias_info.
16427 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16428 Do not free the loaded and stored syms bitmaps. Reset the escaped
16429 and callused solutions. Do not free addressable_vars.
16430 Remove memory-tag related code.
16431 (warn_uninitialized_var): Aliases are always available.
16432 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16433 * lambda-code.c (can_put_in_inner_loop): Adjust.
16434 (can_put_after_inner_loop): Likewise.
16435 (perfect_nestify): Likewise.
16436 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16437 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16438 (vectorizable_conversion): Do not mark symbols for renaming.
16439 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16440 (expand_call_inline): Unlink the calls virtual operands before
16442 (tree_function_versioning): Do not call update_ssa if we are not
16443 updating clones. Simplify.
16444 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16445 (propagate_with_phi): Likewise..
16446 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16447 clobber code. Assert we are not aliased or global.
16448 * tree-flow.h: Include tree-ssa-alias.h
16449 (enum escape_type): Remove.
16450 (struct mem_sym_stats_d): Likewise.
16451 (struct mem_ref_stats_d): Likewise.
16452 (struct gimple_df): Add vop member. Remove global_var,
16453 call_clobbered_vars, call_used_vars, addressable_vars,
16454 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16455 escaped and callused members.
16456 (struct ptr_info_def): Remove all members, add points-to solution
16458 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16459 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16460 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16461 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16462 (tree-ssa-alias.o): Likewise.
16463 (toplev.o): Add tree-ssa-alias.h
16464 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16465 * gimple.c (gimple_set_bb): Fix off-by-one error.
16466 (is_gimple_reg): Do not handle memory tags.
16467 (gimple_copy): Also copy virtual operands.
16468 Delay updating the statement. Do not reset loaded and stored syms.
16469 (gimple_set_stored_syms): Remove.
16470 (gimple_set_loaded_syms): Likewise.
16471 (gimple_call_copy_skip_args): Copy the virtual operands
16472 and mark the new statement modified.
16473 * tree-ssa-structalias.c (may_alias_p): Remove.
16474 (set_uids_in_ptset): Take the alias set to prune with as
16475 parameter. Fold in the alias test of may_alias_p.
16476 (compute_points_to_sets): Compute whether a ptr is dereferenced
16477 in a local sbitmap.
16478 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16479 other ADDRESSOF constraints on the lhs.
16480 (get_constraint_for_component_ref): Assert that we don't get
16481 ADDRESSOF constraints from the base of the reference.
16482 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16483 (struct variable_info): Remove collapsed_to member.
16484 (get_varinfo_fc): Remove.
16485 (new_var_info): Do not set collapsed_to.
16486 (dump_constraint): Do not follow cycles.
16487 (dump_constraint_graph): Likewise.
16488 (build_pred_graph): Likewise.
16489 (build_succ_graph): Likewise.
16490 (rewrite_constraints): Likewise.
16491 (do_simple_structure_copy): Remove.
16492 (do_rhs_deref_structure_copy): Remove.
16493 (do_lhs_deref_structure_copy): Remove.
16494 (collapse_rest_of_var): Remove.
16495 (do_structure_copy): Re-implement.
16496 (pta_stats): New global variable.
16497 (dump_pta_stats): New function.
16498 (struct constraint_expr): Make offset signed.
16499 (UNKNOWN_OFFSET): Define special value.
16500 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16501 (solution_set_expand): New helper function split out from ...
16502 (do_sd_constraint): ... here.
16503 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16504 (do_ds_constraint): Likewise.
16505 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16506 and CALLUSED = *CALLUSED.
16507 (set_union_with_increment): Make inc argument signed.
16508 (type_safe): Remove.
16509 (get_constraint_for_ptr_offset): Handle unknown and negative
16511 (first_vi_for_offset): Handle offsets before start. Bail
16512 out early for offsets beyond the variable extent.
16513 (first_or_preceding_vi_for_offset): New function.
16514 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16515 Together with ESCAPED = *ESCAPED this properly computes reachability.
16516 (find_what_var_points_to): New function.
16517 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16518 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16519 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16520 pt_solutions_intersect): New functions.
16521 (compute_call_used_vars): Remove.
16522 (compute_may_aliases): New main entry into PTA computation.
16523 * gimple.h (gimple_p): New typedef.
16524 (struct gimple_statement_base): Remove references_memory_p.
16525 (struct gimple_statement_with_memory_ops_base): Remove
16526 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16528 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16529 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16530 gimple_set_references_memory): Remove.
16531 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16532 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16534 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16535 (verify_expr): Allow RESULT_DECL.
16536 (gimple_duplicate_bb): Do not copy virtual operands.
16537 (gimple_duplicate_sese_region): Adjust.
16538 (gimple_duplicate_sese_tail): Likewise.
16539 (mark_virtual_ops_in_region): Remove.
16540 (move_sese_region_to_fn): Do not call it.
16541 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16542 and pass_simple_dse.
16543 (execute_function_todo): Handle TODO_update_address_taken,
16544 call execute_update_addresses_taken for TODO_rebuild_alias.
16545 (execute_todo): Adjust.
16546 (execute_one_pass): Init dump files early.
16547 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16549 (create_general_new_stmt): Clear vops.
16550 * tree-ssa-reassoc.c (get_rank): Adjust.
16551 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16552 symbols for renaming.
16553 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16554 (PARAM_AVG_ALIASED_VOPS): Likewise.
16555 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16556 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16557 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16558 (operand_build_cmp, copy_virtual_operands,
16559 create_ssa_artificial_load_stmt, add_to_addressable_set,
16560 gimple_add_to_addresses_taken): Remove public functions.
16561 (unlink_stmt_vdef): New function.
16563 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16565 * config.gcc (powerpc-*-linux*): Merge variants.
16567 2009-04-02 Chao-ying Fu <fu@mips.com>
16568 James Grosbach <james.grosbach@microchip.com>
16570 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16571 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16573 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16574 keep_interrupts_masked_p, use_debug_exception_return_p.
16575 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16576 keep_interrupts_masked, use_debug_exception_return.
16577 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16578 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16580 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16581 (mips_print_operand): Process COP0 registers to print $0 .. $31
16582 correctly for GAS to process.
16583 (mips_interrupt_extra_call_saved_reg_p): New function.
16584 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16586 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16587 (mips_compute_frame_info): Add supports for interrupt context that
16588 includes doubleword accumulators and COP0 registers.
16589 (mips_for_each_saved_acc): New function.
16590 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16591 mips_for_each_saved_reg.
16592 (mips_save_reg): Save accumulators.
16593 (mips_kernel_reg_p): A new for_each_rtx callback.
16594 (mips_expand_prologue): Support interrupt handlers.
16595 (mips_restore_reg): Restore accumulators.
16596 (mips_expand_epilogue): Support interrupt handlers.
16597 (mips_can_use_return_insn): Return false for interrupt handlers.
16598 (mips_epilogue_uses): New function.
16599 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16600 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16601 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16602 cop0_move): New instructions.
16603 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16604 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16606 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16608 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16609 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16610 interrupt handlers, we use K0 as the temporary register.
16611 (EPILOGUE_USES): Change to a function call.
16612 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16613 handlers, we use K0 as the temporary register.
16615 * doc/extend.texi (Function Attributes): Document interrupt,
16616 use_shadow_register_set, keep_interrupts_masked,
16617 use_debug_exception_return for MIPS attributes.
16619 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16621 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16622 Remove a number of t-files from tmake_file.
16623 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16624 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16625 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16626 target_prototype, not TARGET_PROTOTYPE.
16627 (LINK_OS_GNU_SPEC): Define.
16628 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16629 and darwin-ldoubdle.c.
16631 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16634 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16635 (cpp_options): Ditto.
16636 (default_compilers): Ditto.
16637 (display_help): Ditto.
16638 (process_command): Ditto.
16639 (do_spec_1): Ditto.
16640 (set_input): Use lbasename instead of duplicate code.
16641 (save_temps_prefix): New static for -save-temps=obj.
16642 (save_temps_length): Ditto.
16644 * doc/invoke.texi (-save-temps=obj): Document new variant to
16645 -save-temps switch.
16647 2009-04-02 Jeff Law <law@redhat.com>
16649 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16652 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16654 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16655 * configure: Regenerated.
16657 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16659 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16660 share the argument list.
16662 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16666 2009-02-12 Diego Novillo <dnovillo@google.com>
16668 * varpool.c (debug_varpool): New.
16669 * cgraph.h (debug_varpool): Declare.
16671 2009-04-02 Jan Hubicka <jh@suse.cz>
16673 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16676 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16678 * config/i386/i386.c (ix86_abi): Move initialization to ...
16679 (override_options): Here.
16681 2009-04-02 Christian Bruel <christian.bruel@st.com>
16683 * config/sh/sh.c (sh_dwarf_register_span): New function.
16684 (TARGET_DWARF_REGISTER_SPAN): Define.
16685 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16687 2009-04-02 Ira Rosen <irar@il.ibm.com>
16689 PR tree-optimization/39595
16690 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16691 interleaved loads group is not greater than the SLP group size.
16693 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16695 * builtins.c (is_builtin_name): New.
16696 (called_as_built_in): Use is_builtin_name.
16697 * tree.h (is_builtin_name): New.
16698 * varasm.c (incorporeal_function_p): Use is_builtin_name
16700 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16702 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16704 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16707 * c-decl.c (clone_underlying_type): Move this ...
16708 * c-common.c (set_underlying_type): ... here.
16709 Also, make sure the function properly sets TYPE_STUB_DECL() on
16710 the newly created typedef variant type.
16711 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16712 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16715 2009-04-02 Richard Guenther <rguenther@suse.de>
16717 PR tree-optimization/37221
16718 * tree-flow.h (degenerate_phi_result): Declare.
16719 * tree-ssa-dom.c (degenerate_phi_result): Export.
16720 * tree-scalar-evolution.c (analyze_initial_condition): If
16721 the initial condition is defined by a degenerate PHI node
16722 use the degenerate value.
16724 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16726 PR rtl-optimization/39588
16727 * combine.c (merge_outer_ops): Do not set the constant when this
16729 (simplify_shift_const_1): Do not modify it either in this case.
16731 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16733 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16734 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16736 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16739 * c-lex.c (interpret_float): Default (no suffix) is double.
16741 2009-04-1 Xinliang David Li <davidxl@google.com>
16743 * config/i386/i386.c (legitimate_constant_p): Recognize
16744 all one vector constant.
16746 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16748 * config/vax/vax.c: Add #includes to silence warnings.
16749 Change #include order to silence two warnings.
16751 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16753 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16754 (ASM_SPEC): Pass -k to the assembler for PIC code.
16756 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16758 * config.gcc: Add vax-*-linux* to the switch.
16759 * config/vax/linux.h: New file. (TARGET_VERSION,
16760 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16762 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16764 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16765 Use predicate macros instead of GET_CODE() == foo.
16766 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16767 ashlsi3, rotrsi3, <unnamed>): Likewise.
16769 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16771 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16772 jbbccihi, jbbccisi): Remova trailing whitespace.
16773 * config/vax/constraints.md: Likewise.
16774 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16775 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16776 * config/vax/predicates.md: Likewise.
16777 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16778 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16779 * config/vax/vax.h: Likewise.
16780 * config/vax/vax.md (nonlocal_goto): Likewise.
16782 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16784 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16785 (indirectable_address_p, adjacent_operands_p): Add spaces around
16787 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16789 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16791 * config/vax/vax.c (legitimate_constant_address_p,
16792 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16793 index_term_p, reg_plus_index_p, legitimate_address_p,
16794 vax_mode_dependent_address_p): Update comments to match functions
16795 modified by the recent int->bool conversion.
16797 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16799 * config/vax/builtins.md: Update copyright message.
16800 * config/vax/constraints.md: Likewise.
16801 * config/vax/netbsd-elf.h: Likewise.
16802 * config/vax/predicates.md: Likewise.
16803 * config/vax/vax-protos.h: Likewise.
16804 * config/vax/vax.c: Likewise.
16805 * config/vax/vax.h: Likewise.
16806 * config/vax/vax.md: Likewise.
16807 * config/vax/vax.opt: Likewise.
16809 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16811 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16812 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16813 * config/vax/constraints.md (B, R): Likewise.
16814 * config/vax/predicates.md (external_memory_operand,
16815 nonimmediate_addsub_di_operand): Likewise.
16816 * config/vax/vax.c (vax_output_int_add): Likewise.
16817 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16818 untyped_call): Likewise.
16820 2009-04-01 Matt Thomas <matt@3am-software.com>
16822 * config/vax/predicates.md: New file.
16823 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16824 external_const_operand, nonsymbolic_operand, external_memory_operand,
16825 indirect_memory_operand, indexed_memory_operand,
16826 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16827 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16829 * config/vax/constraints.md: New file.
16830 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16832 * config/vax/builtins.md: New file.
16833 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16834 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16836 * config/vax/vax.opt (mqmath): Add option.
16837 * config/vax/vax.md (isfx): Extend with DI.
16838 (VAXintQH, VAXintQHSD): Define.
16839 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16840 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16841 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16842 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16843 (movdi): Update constraints and use vax_output_int_move().
16844 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16845 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16846 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16847 nonlocal_goto): New.
16848 (mov<mode>): Extend accepted operand types.
16849 (subdi3_old): Rename from subdi3, change update constraints and use
16850 a new implementation.
16851 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16852 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16853 MOVE_RATIO, CLEAR_RATIO): Define.
16854 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16855 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16856 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16857 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16858 (split_quadword_operands): Make static and really allow variable
16860 (print_operand_address): Update for PIC generation.
16861 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16862 indexable_address_p, fixup_mathdi_operand,
16863 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16864 (vax_float_literal, legitimate_constant_p,
16865 indirectable_constant_address_p, index_term_p,
16866 reg_plus_index_p): Return bool instead of int.
16867 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16869 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16871 (vax_output_conditional_branch): Indent.
16872 (legitimate_constant_address_p, indirectable_constant_address_p,
16873 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16874 vax_mode_dependent_address_p): Return bool instead of int, update for
16876 * config/vax/vax-protos.h (legitimate_constant_address_p,
16877 legitimate_constant_p, legitimate_address_p,
16878 vax_mode_dependent_address_p): Change declaration to bool.
16879 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16880 vax_expand_addsub_di_operands, vax_output_int_subtract,
16881 vax_output_movmemsi): Declare.
16882 (split_quadword_operands, vax_float_literal): Delete declaration.
16883 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16884 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16885 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16886 ASM_OUTPUT_DWARF_PCREL): Define.
16887 (ASM_SPEC): Change definition to allow PIC generation.
16889 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16891 * doc/sourcebuild.texi: Update front-end requirements.
16893 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16896 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16897 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16898 (booldi3_internal3): Use boolean_or_operator instead of
16901 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16904 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16905 declarator whose size is not an integer constant expression but
16906 folds to an integer constant, then treat it as a constant
16909 2009-04-01 Richard Guenther <rguenther@suse.de>
16911 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16912 i * 4 + 2 to (i * 2 + 1) * 2.
16914 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16917 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16918 return if c_parser_asm_string_literal returned NULL.
16920 2009-04-01 Nick Clifton <nickc@redhat.com>
16922 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16924 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16925 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16926 other typedefs to avoid conflicts with libgcc2.c. Define labels
16927 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16929 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16930 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16933 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16935 * varasm.c (default_function_rodata_section): Declare DOT as
16938 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16939 Andrey Galkin <agalkin@hypercom.com>
16942 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16943 Make object_name unique for each process.
16945 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16948 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16949 addressable variables in the parallel that could go out of scope while
16950 running queued tasks.
16952 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16954 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16955 (CASE_VALUES_THRESHOLD): Redefine.
16956 * config/avr/avr.c (avr_override_options): Remove initialization of
16957 avr_case_values_threshold variable.
16958 (avr_case_values_threshold): Remove variable. Add new function.
16959 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16960 * config/avr/avr.opt (mno-tablejump): Remove option.
16961 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16963 2009-04-01 DJ Delorie <dj@redhat.com>
16965 * varasm.c (default_function_rodata_section): Don't assume
16966 anything about where the first '.' in the section name is.
16968 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16970 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16971 rs6000_emit_stack_tie.
16973 2009-03-31 Ian Lance Taylor <iant@google.com>
16975 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16976 gimple_code with GIMPLE_RESX, not RESX.
16978 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16980 * c-common.c (c_get_ident): New.
16981 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16983 2009-04-01 Ben Elliston <bje@au.ibm.com>
16985 * config/rs6000/sysv4.opt (msdata): Improve option description.
16987 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16989 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16990 (divdf3_internal_lat): Remove.
16991 (divxf3_internal_lat): Remove.
16992 (divxf3_internal_thr): Remove.
16993 (divxf): Use divxf3_internal.
16994 * config/ia64/div.md (divsf3_internal_lat): New.
16995 (divdf3_internal_lat): New.
16996 (divxf3_internal): New.
16998 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17001 * Makefile.in (USE_GCC_STDINT): Define.
17002 (stmp-int-hdrs): Install stdint.h if applicable.
17003 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
17005 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17006 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17007 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17008 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17009 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17010 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17011 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17012 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17013 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17014 (c_common_nodes_and_builtins): Initialize
17015 underlying_wchar_type_node. Do not initialize
17016 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17017 nodes for new types.
17018 (c_stddef_cpp_builtins): Define macros for new types.
17019 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17021 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17022 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17023 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17024 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17025 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17026 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17027 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17028 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17029 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17030 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17031 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17032 int16_type_node, int32_type_node, int64_type_node,
17033 uint8_type_node, uint16_type_node, c_uint32_type_node,
17034 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17035 int_least32_type_node, int_least64_type_node,
17036 uint_least8_type_node, uint_least16_type_node,
17037 uint_least32_type_node, uint_least64_type_node,
17038 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17039 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17040 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17041 uintptr_type_node): Define.
17042 * c-cppbuiltin.c (builtin_define_constants,
17043 builtin_define_type_minmax): New.
17044 (builtin_define_stdint_macros): Define more macros.
17045 (c_cpp_builtins): Define more limit macros.
17046 (type_suffix): New.
17047 (builtin_define_type_max): Define in terms of
17048 builtin_define_type_minmax. Remove is_long parameter. All
17050 * config.gcc (use_gcc_stdint): Define.
17051 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17052 Add newlib-stdint.h for generic targets.
17053 * config/glibc-stdint.h, config/newlib-stdint.h,
17054 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17055 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17056 * config/score/score.h (UINTPTR_TYPE): Define.
17057 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17058 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17059 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17060 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17061 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17062 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17063 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17064 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17065 * config/spu/spu.h (STDINT_LONG32): Define.
17066 * configure.ac (use_gcc_stdint): Substitute.
17067 * configure: Regenerate.
17068 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17069 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17070 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17071 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17072 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17073 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17074 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17075 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17076 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17077 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17078 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17079 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17080 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17081 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17082 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17083 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17084 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17085 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17086 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17087 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17088 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17089 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17090 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17091 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17092 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17093 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17094 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17095 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17096 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17098 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17100 * loop-iv.c (suitable_set_for_replacement): Renamed from
17101 simplify_using_assignment; changed to return bool and to accept new
17102 args DEST and SRC. Return true iff we find a source/destination pair
17103 that can be used to make a replacement, and fill SRC and DEST if so.
17104 Remove arg ALTERED. Don't deal with altered regs here. All callers
17106 (simplify_using_initial_values): Deal with altered regs here and track
17107 more precisely the effect they have on the validity of our expression.
17109 * loop-iv.c (simplify_using_condition): A condition of the form
17110 (EQ REG CONST) can be used to simply make a substitution.
17111 (simplify_using_initial_values): Keep track of conditions we have seen
17112 and keep using them to simplify new expressions, while applying the
17113 same substitutions to them as to the expression.
17115 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17116 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17119 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17120 changed. Use this when trying to improve the upper bound.
17121 Generate the comparison by using simplify_gen_relational.
17123 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17125 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17127 (simplify_using_assignment, simplify_using_initial_values): Call
17128 replace_in_expr to make replacements. Call replace_single_def_regs
17129 once on the initial version of the expression.
17131 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17134 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17136 2009-03-31 Richard Guenther <rguenther@suse.de>
17138 PR middle-end/31029
17139 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17140 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17142 2009-03-31 Richard Guenther <rguenther@suse.de>
17144 * tree.h (div_if_zero_remainder): Declare.
17145 * fold-const.c (div_if_zero_remainder): Export.
17146 * tree-ssa-forwprop.c
17147 (forward_propagate_addr_into_variable_array_index): Handle
17148 constant array index addition outside of the variable index.
17150 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17153 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17154 define_splits, floatunssi<mode>2): Require x87 conversions from
17155 DImode to be permitted.
17157 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17159 PR preprocessor/15638
17160 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17162 2009-03-31 Richard Guenther <rguenther@suse.de>
17164 PR middle-end/23401
17165 PR middle-end/27810
17166 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17167 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17168 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17169 a separate statement.
17170 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17171 (lookup_tmp_var): Likewise.
17172 (is_gimple_formal_tmp_or_call_rhs): Remove.
17173 (is_gimple_reg_or_call_rhs): Rename to ...
17174 (is_gimple_reg_rhs_or_call): ... this.
17175 (is_gimple_mem_or_call_rhs): Rename to ...
17176 (is_gimple_mem_rhs_or_call): ... this.
17177 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17178 DECL_GIMPLE_REG_P only if is_formal is true.
17179 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17180 for non-proper post-modify expression gimplification.
17181 (gimplify_self_mod_expr): For post-modify expressions gimplify
17182 the lvalue to a minimal lvalue.
17183 (rhs_predicate_for): Remove formal temp case.
17184 (gimplify_modify_expr_rhs): Likewise.
17185 (gimplify_addr_expr): Use is_gimple_reg.
17186 (gimplify_expr): Remove formal temp cases.
17187 (gimple_regimplify_operands): Likewise.
17188 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17189 and FILTER_EXPR like constants.
17190 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17192 (is_gimple_formal_tmp_rhs): Remove.
17193 (is_gimple_reg_rhs): Remove special casing.
17194 (is_gimple_mem_rhs): Fix.
17195 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17196 (is_gimple_formal_tmp_var): Remove.
17197 (is_gimple_formal_tmp_reg): Likewise.
17198 (is_gimple_min_lval): Allow invariant component ref parts.
17199 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17200 is_gimple_formal_tmp_reg): Remove declarations.
17201 * tree-cfg.c (verify_expr): Verify that variables with address
17202 taken do not have DECL_GIMPLE_REG_P set.
17203 * tree-mudflap.c (mf_build_check_statement_for): Use
17204 force_gimple_operand instead of gimplify_expr.
17206 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17208 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17209 schedulable rows to compute_split_row.
17211 2009-03-31 Ben Elliston <bje@au.ibm.com>
17214 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17217 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17219 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17220 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17221 * configure: Regenerate.
17222 * config.in: Regenerate.
17223 * config/rs6000/rs6000.opt (mtls-markers): Add.
17224 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17225 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17226 (tls_ld_aix, tls_ld_sysv): Likewise.
17227 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17228 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17230 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17232 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17234 2009-03-30 Jan Hubicka <jh@suse.cz>
17236 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17238 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17239 detection and label handling.
17241 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17243 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17244 left_conflicts_size.
17245 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17246 ALLOCNO_LEFT_CONFLICTS_SIZE.
17248 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17249 remove_allocno_from_bucket_and_push,
17250 allocno_spill_priority_compare, push_allocnos_to_stack,
17251 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17252 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17253 (setup_allocno_left_conflicts_num): Ditto. Rename to
17254 setup_allocno_left_conflicts_size.
17255 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17256 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17257 setup_allocno_left_conflicts_size instead of
17258 setup_allocno_left_conflicts_num.
17260 * ira-build.c (ira_create_allocno): Use
17261 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17262 ALLOCNO_LEFT_CONFLICTS_NUM.
17264 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17266 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17267 instead of DF_LR_OUT.
17269 * ira-lives.c (process_bb_node_lives): Ditto.
17271 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17272 instead of DF_LR_{OUT,IN}.
17274 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17276 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17278 2009-03-30 Jan Hubicka <jh@suse.cz>
17280 * except.c (label_to_region_map): Fix thinko.
17282 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17284 PR middle-end/38237
17285 * tree.h (tree_find_value): New declaration.
17286 * tree.c (tree_find_value): New function.
17287 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17289 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17292 * c-decl.c (struct c_binding): Add locus field.
17293 (bind): Add locus argument, set locus field from it.
17294 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17295 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17296 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17297 implicitly_declare, undeclared_variable, lookup_label,
17298 declare_label, c_make_fname_decl, c_builtin_function,
17299 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17302 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17305 * config/i386/i386.c (classify_argument): Check total size of
17308 2009-03-30 Martin Jambor <mjambor@suse.cz>
17310 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17311 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17312 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17315 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17316 seen_variable_array_ref while also traversing a union.
17318 * tree-inline.c (optimize_inline_calls): Do not call
17319 cgraph_node_remove_callees.
17320 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17321 (pass_remove_cgraph_callee_edges): New variable.
17322 * passes.c (init_optimization_passes): Add
17323 pass_remove_cgraph_callee_edges after early inlining and before all
17324 late intraprocedural passes.
17326 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17328 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17330 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17331 Fix typos in names.
17333 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17335 * combine.c (simplify_comparison): Use have_insn_for.
17336 * dojump.c (do_jump): Likewise.
17338 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17340 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17341 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17342 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17343 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17344 instead of sparc_compare_emitted.
17345 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17346 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17347 instead of sparc_compare_emitted.
17349 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17351 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17352 enter/exit cfglayout mode.
17353 (pass_partition_block): Require it.
17354 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17355 (combine_instructions): Track basic blocks instead of labels.
17356 (update_cfg_for_uncondjump): New.
17357 (try_combine): Use it. Update jumps after rescanning.
17358 (pass_combine): Require PROP_cfglayout.
17359 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17361 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17363 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17364 Provide/destroy PROP_cfglayout respectively.
17365 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17366 * tree-pass.h (PROP_cfglayout): New.
17368 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17370 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17371 fold_convert_const_fixed_from_fixed,
17372 fold_convert_const_fixed_from_int,
17373 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17374 set TREE_CONSTANT_OVERFLOW.
17375 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17376 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17378 2009-03-30 Ira Rosen <irar@il.ibm.com>
17380 * tree-vect-loop-manip.c: New file.
17381 * tree-vectorizer.c: Update documentation and included files.
17382 (vect_loop_location): Make extern.
17383 (rename_use_op): Move to tree-vect-loop-manip.c
17384 (rename_variables_in_bb, rename_variables_in_loop,
17385 slpeel_update_phis_for_duplicate_loop,
17386 slpeel_update_phi_nodes_for_guard1,
17387 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17388 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17389 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17390 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17391 find_loop_location): Likewise.
17392 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17393 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17394 get_vectype_for_scalar_type, vect_is_simple_use,
17395 supportable_widening_operation, supportable_narrowing_operation):
17397 (bb_in_loop_p): Move to tree-vect-loop.c.
17398 (new_loop_vec_info, destroy_loop_vec_info,
17399 reduction_code_for_scalar_code, report_vect_op,
17400 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17401 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17402 (vect_supportable_dr_alignment): Likewise.
17403 * tree-vectorizer.h (tree-data-ref.h): Include.
17404 (vect_loop_location): Declare.
17405 Reorganize function declarations according to the new file structure.
17406 * tree-vect-loop.c: New file.
17407 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17408 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17409 * tree-vect-data-refs.c: New file.
17410 * tree-vect-patterns.c (timevar.h): Don't include.
17411 * tree-vect-stmts.c: New file.
17412 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17413 tree-vect-slp.c, tree-vect-loop.c.
17414 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17415 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17416 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17417 (tree-vect-analyze.o): Remove.
17418 (tree-vect-transform.o): Likewise.
17419 (tree-vect-data-refs.o): Add rule.
17420 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17421 tree-vect-slp.o): Likewise.
17422 (tree-vect-patterns.o): Remove redundant dependencies.
17423 (tree-vectorizer.o): Likewise.
17424 * tree-vect-slp.c: New file.
17426 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17428 * optc-gen.awk: Warn if an option flag has multiple different
17431 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17433 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17434 -floop-block): Document dependences on PPL, CLooG and Graphite.
17436 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17438 PR rtl-optimization/323
17439 * c-common.c (c_fully_fold, convert_and_check,
17440 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17441 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17442 * c-common.def (EXCESS_PRECISION_EXPR): New.
17443 * c-cppbuiltin.c (builtin_define_float_constants): Define
17444 constants with enough digits for long double.
17445 * c-lex.c (interpret_float): Interpret constant with excess
17446 precision where appropriate.
17447 * c-opts.c (c_common_post_options): Set
17448 flag_excess_precision_cmdline. Give an error for
17449 -fexcess-precision=standard for C++ for processors where the
17450 option is significant.
17451 * c-parser.c (c_parser_conditional_expression): Handle excess
17452 precision in condition.
17453 * c-typeck.c (convert_arguments): Handle arguments with excess
17455 (build_unary_op): Move excess precision outside operation.
17456 (build_conditional_expr): Likewise.
17457 (build_compound_expr): Likewise.
17458 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17459 (build_modify_expr): Handle excess precision in RHS.
17460 (convert_for_assignment): Handle excess precision in converted
17462 (digest_init, output_init_element, process_init_element): Handle
17463 excess precision in initializer.
17464 (c_finish_return): Handle excess precision in return value.
17465 (build_binary_op): Handle excess precision in operands and add
17466 excess precision as needed for operation.
17467 * common.opt (-fexcess-precision=): New option.
17468 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17469 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17470 For standard excess precision, output explicit conversion to and
17471 truncation from XFmode.
17472 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17473 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17474 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17475 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17476 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17477 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17478 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17479 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17480 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17481 define_splits, sqrt<mode>2): Disable where appropriate for
17482 standard excess precision.
17483 * convert.c (convert_to_real): Do not shorten arithmetic to type
17484 for which excess precision would be used.
17485 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17486 * doc/invoke.texi (-fexcess-precision=): Document option.
17487 (-mfpmath=): Correct index entry.
17488 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17489 flag_excess_precision): New.
17490 * langhooks.c (lhd_post_options): Set
17491 flag_excess_precision_cmdline.
17492 * opts.c (common_handle_option): Handle -fexcess-precision=.
17493 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17494 init_excess_precision): New.
17495 (lang_dependent_init_target): Call init_excess_precision.
17496 * tree.c (excess_precision_type): New.
17497 * tree.h (excess_precision_type): Declare.
17499 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17502 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17503 non-lvalue to component.
17505 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17507 PR preprocessor/34695
17508 * Makefile.in (c-opts.o): Depend on c-tree.h.
17509 * c-common.c: Move down include of diagnostic.h.
17510 (done_lexing, c_cpp_error): New.
17511 * c-common.h (done_lexing): Declare.
17512 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17514 * c-opts.c: Include c-tree.h.
17515 (c_common_init_options): Set preprocessor error callback.
17516 (c_common_handle_option): Do not set preprocessor
17517 inhibit_warnings, warnings_are_errors, warn_system_headers,
17518 pedantic_errors or inhibit_warnings flags.
17519 (c_common_post_options): Do not check cpp_errors (parse_in).
17520 (c_common_finish): Do not output dependencies if there were
17521 errors. Do not check return value of cpp_finish.
17522 * c-ppoutput.c (pp_file_change): Set input_location.
17523 * c-tree.h (c_cpp_error): Declare.
17524 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17526 (diagnostic_build_prefix): Check override_column.
17527 * diagnostic.h (diagnostic_info): Add override_column field.
17528 (diagnostic_override_column): Define.
17530 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17532 * c-common.c (c_expand_expr, c_staticp): Remove.
17533 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17534 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17535 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17536 * c-gimplify.c (gimplify_compound_literal_expr,
17537 optimize_compound_literals_in_ctor): Remove.
17538 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17539 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17540 * c-semantics.c (emit_local_var): Remove.
17542 * langhooks-def.h (lhd_expand_expr): Remove.
17543 * langhooks.c (lhd_expand_expr): Remove.
17544 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17546 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17547 handling from c-semantics.c; don't call into langhook.
17548 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17549 * gimplify.c (gimplify_compound_literal_expr,
17550 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17551 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17552 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17553 as was done in c-gimplify.c.
17554 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17555 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17556 Move from c-common.h.
17557 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17559 * tree.c (staticp): Do not call langhook.
17560 * langhooks.c (lhd_staticp): Delete.
17561 * langhooks-def.h (lhd_staticp): Delete prototype.
17562 (LANG_HOOKS_STATICP): Delete.
17563 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17565 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17566 instead of DECL_STMTs.
17568 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17576 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17578 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17579 contained expression.
17580 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17581 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17582 conditional expressions for C.
17583 (decl_constant_value_for_optimization): Move from
17584 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17585 whether optimizing and that the expression is a VAR_DECL not of
17586 array type instead of doing such checks in the caller. Do not
17587 check pedantic. Call gcc_unreachable for C++.
17588 * c-common.def (C_MAYBE_CONST_EXPR): New.
17589 * c-common.h (c_fully_fold, c_save_expr,
17590 decl_constant_value_for_optimization): New prototypes.
17591 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17592 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17593 EXPR_INT_CONST_OPERANDS): Define.
17594 * c-convert.c (convert): Strip nops from expression.
17595 * c-decl.c (groktypename): Take extra parameters expr and
17596 expr_const_operands. Update call to grokdeclarator.
17597 (start_decl): Update call to grokdeclarator. Add statement for
17598 expressions used in type of decl.
17599 (grokparm): Update call to grokdeclarator.
17600 (push_parm_decl): Update call to grokdeclarator.
17601 (build_compound_literal): Add parameter non_const and build a
17602 C_MAYBE_COSNT_EXPR if applicable.
17603 (grokdeclarator): Take extra parameters expr and
17604 expr_const_operands. Track expressions used in declaration
17605 specifiers and declarators. Fold array sizes and track whether
17606 they are constant expressions and whether they are integer
17607 constant expressions.
17608 (parser_xref_tag): Set expr and expr_const_operands fields in
17610 (grokfield): Update call to grokdeclarator.
17611 (start_function): Update call to grokdeclarator.
17612 (build_null_declspecs): Set expr and expr_const_operands fields in
17614 (declspecs_add_type): Handle expressions in typeof specifiers.
17615 * c-parser.c (c_parser_declspecs): Set expr and
17616 expr_const_operands fields for declaration specifiers.
17617 (c_parser_enum_specifier): Likewise.
17618 (c_parser_struct_or_union_specifier): Likewise.
17619 (c_parser_typeof_specifier): Likewise. Update call to
17620 groktypename. Fold expression as needed. Return expressions with
17621 type instead of adding statements.
17622 (c_parser_attributes): Update calls to c_parser_expr_list.
17623 (c_parser_statement_after_labels): Fold expression before passing
17624 to objc_build_throw_stmt.
17625 (c_parser_condition): Fold expression.
17626 (c_parser_asm_operands): Fold expression.
17627 (c_parser_conditional_expression): Use c_save_expr. Update call
17628 to build_conditional_expr.
17629 (c_parser_alignof_expression): Update call to groktypename.
17630 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17631 original_code. Fold expression argument of va_arg. Create
17632 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17633 argument to va_arg. Update calls to groktypename. Fold array
17634 index for offsetof. Verify that first argument to
17635 __builtin_choose_expr has integer type.
17636 (c_parser_postfix_expression_after_paren_type): Update calls to
17637 groktypename and build_compound_literal. Handle expressions with
17638 side effects in type name.
17639 (c_parser_postfix_expression_after_primary): Update call to
17640 c_parser_expr_list. Set original_code for calls to
17641 __builtin_constant_p.
17642 (c_parser_expr_list): Take extra parameter fold_p. Fold
17643 expressions if requested.
17644 (c_parser_objc_type_name): Update call to groktypename.
17645 (c_parser_objc_synchronized_statement): Fold expression.
17646 (c_parser_objc_receiver): Fold expression.
17647 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17648 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17649 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17650 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17651 (struct c_typespec): Add elements expr and expr_const_operands.
17652 (struct c_declspecs): Add elements expr and expr_const_operands.
17653 (groktypename, build_conditional_expr, build_compound_literal):
17655 (in_late_binary_op): Declare.
17656 * c-typeck.c (note_integer_operands): New function.
17657 (in_late_binary_op): New variable.
17658 (decl_constant_value_for_broken_optimization): Move to c-common.c
17659 and rename to decl_constant_value_for_optimization.
17660 (default_function_array_conversion): Do not strip nops.
17661 (default_conversion): Do not call
17662 decl_constant_value_for_broken_optimization.
17663 (build_array_ref): Do not fold result.
17664 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17665 result when operand is a VLA.
17666 (c_expr_sizeof_type): Update call to groktypename. Handle
17667 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17668 result when operand names a VLA type.
17669 (build_function_call): Update call to build_compound_literal.
17670 Only fold result for calls to __builtin_* functions. Strip
17671 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17672 the function designator.
17673 (convert_arguments): Fold arguments. Update call to
17674 convert_for_assignment.
17675 (build_unary_op): Handle increment and decrement of
17676 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17677 decrement earlier. Fold operand of increment and decrement.
17678 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17679 built for integer operand. Wrap returns that are INTEGER_CSTs
17680 without being integer constant expressions or that have integer
17681 constant operands without being INTEGER_CSTs.
17682 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17683 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17684 result is an integer constant expression or can be used in
17685 unevaluated parts of one and avoid folding and wrap as
17686 appropriate. Fold operands before possibly doing -Wsign-compare
17688 (build_compound_expr): Wrap result for C99 if operands can be used
17689 in integer constant expressions.
17690 (build_c_cast): Update call to digest_init. Do not ignore
17691 overflow from casting floating-point constants to integers. Wrap
17692 results that could be confused with integer constant expressions,
17693 null pointer constants or floating-point constants.
17694 (c_cast_expr): Update call to groktypename. Handle expressions
17695 included in type name.
17696 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17697 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17698 Update calls to convert_for_assignment.
17699 (convert_for_assignment): Take new parameter
17700 null_pointer_constant. Do not strip nops or call
17701 decl_constant_value_for_broken_optimization. Set
17702 in_late_binary_op for conversions to boolean.
17703 (store_init_value): Update call to digest_init.
17704 (digest_init): Take new parameter null_pointer_constant. Do not
17705 call decl_constant_value_for_broken_optimization. pedwarn for
17706 initializers not constant expressions. Update calls to
17707 convert_for_assignment.
17708 (constructor_nonconst): New.
17709 (struct constructor_stack): Add nonconst element.
17710 (really_start_incremental_init, push_init_level, pop_init_level):
17711 Handle constructor_nonconst and nonconst element.
17712 (set_init_index): Call constant_expression_warning for array
17714 (output_init_element): Fold value. Set constructor_nonconst as
17715 applicable. pedwarn for initializers not constant expressions.
17716 Update call to digest_init. Call constant_expression_warning
17717 where constant initializers are required.
17718 (process_init_element): Use c_save_expr.
17719 (c_finish_goto_ptr): Fold expression.
17720 (c_finish_return): Fold return value. Update call to
17721 convert_for_assignment.
17722 (c_start_case): Fold switch expression.
17723 (c_process_expr_stmt): Fold expression.
17724 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17725 ensure statement expression is not evaluated in constant expression.
17726 (build_binary_op): Track whether results are integer constant
17727 expressions or may occur in such, disable folding and wrap results
17728 as applicable. Fold operands for -Wsign-compare warnings unless
17730 (c_objc_common_truthvalue_conversion): Handle results folded to
17731 integer constants that are not integer constant expressions.
17732 * doc/extend.texi: Document when typeof operands are evaluated,
17733 that condition of __builtin_choose_expr is an integer constant
17734 expression, and more about use of __builtin_constant_p in
17737 2009-03-29 Richard Guenther <rguenther@suse.de>
17739 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17740 propagate addresses of array references.
17742 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17744 * regmove.c (perhaps_ends_bb_p): Remove.
17745 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17746 from INSN and check that the main loop stays within that basic block.
17747 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17748 (regmove_forward_pass): Split out from regmove_optimize. Use
17749 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17750 (regmove_backward_pass): Split out from regmove_optimize. Use
17751 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17752 (regmove_optimize): Simplify.
17754 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17757 * config/i386/i386.c (classify_argument): Ignore flexible array
17758 member in struct and warn ABI change.
17760 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17762 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17764 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17765 (ix86_adjust_cost): Updated.
17767 2009-03-29 Jan Hubicka <jh@suse.cz>
17769 PR middle-end/28850
17770 * tree-pass.h (pass_cleanup_eh): New function.
17771 (remove_unreachable_regions): Break code handling RTL
17772 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17773 that can not be reached by runtime.
17774 (can_be_reached_by_runtime): New function.
17775 (label_to_region_map): New function.
17776 (num_eh_regions): New function.
17777 (rtl_remove_unreachable_regions): New function.
17778 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17779 (remove_eh_region): New function.
17780 * except.h: Include sbitmap and vecprim.
17781 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17782 num_eh_regions): Declare.
17783 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17784 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17785 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17786 (tree_empty_eh_handler_p): New function.
17787 (cleanup_empty_eh): New function.
17788 (cleanup_eh): New function.
17789 (pass_cleanup_eh): New function.
17791 2009-03-29 Jan Hubicka <jh@suse.cz>
17793 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17794 for removed regions.
17796 2009-03-29 Jan Hubicka <jh@suse.cz>
17798 * except.c (dump_eh_tree): Dump all datastructures.
17800 2009-03-29 Jan Hubicka <jh@suse.cz>
17802 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17803 (duplicate_eh_regions_1): Likewise.
17804 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17805 vector; call EH verification.
17806 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17807 Be ready for region being removed.
17809 2009-03-29 Jan Hubicka <jh@suse.cz>
17811 * bitmap.c (bitmap_last_set_bit): New function.
17812 * bitmap.h (bitmap_last_set_bit): Declare.
17814 2009-03-29 David Ayers <ayers@fsfe.org>
17817 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17818 by calling objc_compare_types and surpress warnings about
17819 incompatible C pointers that are compatible ObjC pointers.
17821 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17823 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17824 call initialize_inline_failed.
17825 (initialize_inline_failed): Move it from here ...
17826 * cgraph.c (initialize_inline_failed): ... to here.
17827 (cgraph_create_edge): Call initialize_inline_failed rather than
17828 setting inline_failed directly.
17830 2009-03-29 Ben Elliston <bje@au.ibm.com>
17833 * sysv4.opt (msdata): Improve comment.
17834 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17835 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17837 2009-03-29 Ben Elliston <bje@au.ibm.com>
17840 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17841 load and store attributes.
17843 2009-03-29 Ben Elliston <bje@au.ibm.com>
17845 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17846 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17847 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17848 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17849 __builtin_infq and __builtin_huge_valq.
17851 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17853 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17855 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17856 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17858 2009-03-28 Xinliang David Li <davidxl@google.com>
17860 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17861 (do_dbg_cnt): New function.
17863 2009-03-28 Jan Hubicka <jh@suse.cz>
17865 Merge from pretty-ipa:
17867 2009-03-27 Jan Hubicka <jh@suse.cz>
17869 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17870 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17871 * passes.c (function_called_by_processed_nodes_p): New.
17872 * ipa-pure-const.c (check_call): Fix handling of operands.
17873 (analyze_function): Dump debug output for skipped bodies.
17874 (local_pure_const): Use function_called_by_processed_nodes_p.
17875 * dwarf2out.c (reference_to_unused): Use output.
17876 * passes.c (do_per_function_toporder): Likewise.
17878 2008-11-12 Jan Hubicka <jh@suse.cz>
17880 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17881 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17882 state_set_in_source enum
17883 (check_decl): Ignore memory tags; do not set fake looping flags;
17885 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17886 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17887 (check_call, analyze_function): Rewrite.
17889 (add_new_function): Update call of analyze_function.
17890 (generate_summary): Add call of analyze_function.
17891 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17892 (local_pure_const): New function.
17893 (pass_local_pure_const): New pass.
17894 * ipa-inline.c (inline_transform): Set after_inlining.
17895 * tree-eh.c (stmt_can_throw_external): New.
17896 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17897 work with aliasing built.
17898 * tree-flow.h (stmt_can_throw_external): New.
17899 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17900 and local pure/const pass in early and late optimization queue.
17902 2009-03-28 Martin Jambor <mjambor@suse.cz>
17904 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17906 (fold_binary): Allow function decl aligment consideration is the
17907 second argument is integer constant one.
17908 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17909 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17910 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17912 2009-03-28 Jan Hubicka <jh@suse.cz>
17914 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17915 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17916 * function.h (rtl_data): Add nothrow flag.
17917 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17918 set DECL_NOTHROW for AVAILABLE functions.
17920 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17922 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17923 following vector keyword has expansion starting with pixel or bool
17924 keyword, expand vector to __vector and pixel or bool to __pixel or
17928 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17929 warn_if_disallowed_function_p): Removed.
17930 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17931 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17932 warning_if_disallowed_function_p.
17933 * flags.h (warn_if_disallowed_function_p,
17934 warn_disallowed_functions): Removed.
17935 * common.opt (Wdisallowed-function-list=): Removed.
17936 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17938 2009-03-28 Richard Guenther <rguenther@suse.de>
17940 PR tree-optimization/38723
17941 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17944 2009-03-28 Jan Hubicka <jh@suse.cz>
17946 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17947 test introduced by my previous patch.
17949 2009-03-28 Richard Guenther <rguenther@suse.de>
17951 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17952 the PHIs value undefined.
17954 2009-03-28 Jan Hubicka <jh@suse.cz>
17956 * tree-pass.h (pass_fixup_cfg): New pass.
17957 * ipa-inline.c (inline_transform): Set
17958 always_inline_functions_inlined/after_inlining.
17959 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17960 (pass_fixup_cfg): New pass.
17961 * passes.c (init_optimization_passes): Add fixup_cfg.
17963 2009-03-28 Richard Guenther <rguenther@suse.de>
17965 PR tree-optimization/38458
17966 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17967 argument use the arguments copy-of value.
17969 2009-03-28 Richard Guenther <rguenther@suse.de>
17971 PR tree-optimization/38180
17972 * tree-ssa-ccp.c (get_default_value): Simplify.
17973 (likely_value): Likewise.
17974 (surely_varying_stmt_p): Properly handle VOP case.
17975 (ccp_initialize): Likewise.
17976 (ccp_fold): Handle propagating through *&.
17977 (fold_const_aggregate_ref): Also handle decls.
17979 2009-03-28 Jan Hubicka <jh@suse.cz>
17981 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17982 * cgraph.h (cgraph_node): Likewise.
17983 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17984 (cgraph_reset_node): Use process flag.
17985 (cgraph_mark_functions_to_output): Likewise.
17986 (cgraph_expand_function): Likewise.
17987 (cgraph_expand_all_functions): Likewise.
17988 (cgraph_output_in_order): Likewise.
17989 * dwarf2out.c (reference_to_unused): Likewise.
17990 * passes.c do_per_function_toporder): Likewise.
17992 2009-03-28 Jan Hubicka <jh@suse.cz>
17994 Bring from lto-branch:
17996 2008-09-03 Doug Kwan <dougkwan@google.com>
17998 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17999 enums instead of reason strings.
18000 * cgraph.c (cgraph_create_edge): Same.
18001 (cgraph_inline_failed_string): New function.
18002 * cgraph.h (cgraph_inline_failed_t): New enum type.
18003 (cgraph_inline_failed_string): New prototype.
18004 (struct cgraph_edge): Change type of INLINED_FAILED from constant
18005 char pointer to cgraph_inline_failed_t.
18006 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18007 (cgraph_default_inline_p): Ditto.
18008 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18009 to cgraph_inline_failed_t pointer.
18010 * cif-code.def: New file.
18011 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18013 (cgraph_check_inline_limits): Change type of REASON to pointer to
18014 cgraph_inline_failed_t. Replace reason strings with enums.
18015 (cgraph_default_inline_p): Ditto.
18016 (cgraph_recursive_inlining_p): Ditto.
18017 (update_caller_keys): Change type of FAILED_REASON to
18018 cgraph_inline_failed_t.
18019 (cgraph_set_inline_failed): Change type of REASON to pointer to
18020 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18021 convert enums to strings for text output.
18022 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18023 to be of type cgraph_inline_failed_t. Replace reason strings with
18024 enums. Call cgraph_inline_failed_string to covert enums
18025 to strings for text output.
18026 (cgraph_decide_inlining): Replace reason strings with enums.
18027 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18028 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18030 * tree-inline.c (expand_call_inline): Change type of REASON
18031 to cgraph_inline_failed_t. Replace reason strings with enums.
18032 Call cgraph_inline_failed_string for text output.
18033 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18036 2009-03-28 Jan Hubicka <jh@suse.cz>
18038 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18039 cgraph_clone_node): Remove master clone handling.
18040 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18041 * cgraph.h (master_clone): Remove.
18042 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18043 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18044 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18046 2009-03-28 Jan Hubicka <jh@suse.cz>
18048 * cgraph.c (cgraph_function_body_availability): Functions declared
18049 inline are always safe to assume that it is not going to be replaced.
18051 2009-03-28 Richard Guenther <rguenther@suse.de>
18053 PR tree-optimization/38513
18054 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18055 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18056 EXC_PTR_EXPR and FILTER_EXPR.
18057 (get_ref_from_reference_ops): Likewise.
18059 2009-03-28 Richard Guenther <rguenther@suse.de>
18061 PR tree-optimization/38968
18062 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18063 Use FLOOR_MOD_EXPR to compute misalignment.
18065 2009-03-28 Richard Guenther <rguenther@suse.de>
18067 PR tree-optimization/37795
18068 * tree.h (combine_comparisons): Declare.
18069 * fold-const.c (combine_comparisons): Export.
18070 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18072 (ifcombine_iforif): Use combine_comparisons.
18074 2009-03-28 Jan Hubicka <jh@suse.cz>
18076 * tree-eh.c (inlinable_call_p): New function.
18077 (make_eh_edges): Use it.
18078 (verify_eh_edges): Use it.
18079 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18080 * except.c (reachable_next_level): Add inlinable_function argument
18081 (sjlj_find_directly_reachable_regions): Update.
18082 (add_reachable_handler): Do not set saw_any_handlers.
18083 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18084 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18085 Add new inlinable call parameter.
18086 (can_throw_internal, can_throw_external): Update.
18087 * except.h (can_throw_internal_1, can_throw_external_1,
18088 foreach_reachable_handler): Update declaration.
18090 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18092 * config/arm/t-arm-coff, config/h8300/coff.h,
18093 config/i386/i386-aout.h, config/i386/i386-coff.h,
18094 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18095 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18096 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18097 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18098 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18099 sys-types.h: Remove.
18100 * Makefile.in: Remove protoize and fixproto support and references
18102 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18103 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18105 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18106 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18107 unprotoize$(exeext).
18108 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18109 (.PHONY): Don't depend on proto.
18110 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18111 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18112 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18113 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18114 build/gen-protos.o, build/scan.o, xsys-protos.h,
18115 build/fix-header$(build_exeext), build/fix-header.o,
18116 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18117 stmp-install-fixproto): Remove.
18118 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18119 SYSCALLS.c or fixproto files.
18120 (install-common): Don't install protoize.
18121 (install-headers-tar, install-headers-cpio, install-headers-cp):
18122 Don't depend on $(STMP_FIXPROTO).
18123 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18124 install fixproto files or write out fixproto settings.
18125 (uninstall): Don't uninstall protoize.
18126 * config.gcc (use_fixproto): Remove.
18127 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18128 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18129 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18130 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18131 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18132 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18133 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18134 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18135 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18136 * config/t-vxworks (STMP_FIXPROTO): Remove.
18137 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18138 STMP_FIXPROTO): Remove.
18139 * config.in, configure: Regenerate.
18140 * crtstuff.c (gid_t, uid_t): Don't undefine.
18141 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18142 (arm-*-coff, arm-*-aout: Remove target entries.
18143 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18144 Remove mention of AIX 4.1.
18145 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18146 * doc/invoke.texi (Running Protoize): Remove.
18147 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18148 (Protoize Caveats): Remove.
18149 * tsystem.h: Update comments on headers assumed to exist.
18151 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18153 * genautomata.c: Add a new year to the copyright. Add a new
18155 (struct insn_reserv_decl): Add comments for member bypass_list.
18156 (find_bypass): Remove.
18157 (insert_bypass): New.
18158 (process_decls): Use insert_bypass.
18159 (output_internal_insn_latency_func): Output all bypasses with the
18160 same input insn in one switch case.
18162 * rtl.def (define_bypass): Describe bypass choice.
18163 * doc/md.texi (define_bypass): Ditto.
18165 2009-03-27 Richard Guenther <rguenther@suse.de>
18167 * gimplify.c (mark_addressable): Export.
18168 * tree-flow.h (mark_addressable): Declare.
18169 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18170 * tree-ssa.c (verify_phi_args): Verify that address taken
18171 variables have TREE_ADDRESSABLE set.
18173 2009-03-27 Richard Guenther <rguenther@suse.de>
18175 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18176 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18177 Do not mark decls TREE_ADDRESSABLE.
18178 (build_fold_addr_expr): Adjust.
18179 (fold_addr_expr): Remove.
18180 (fold_unary): Use build_fold_addr_expr.
18181 (fold_comparison): Likewise.
18182 (split_address_to_core_and_offset): Likewise.
18183 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18185 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18186 (gimplify_modify_expr_to_memcpy): Mark source and destination
18188 * omp-low.c (create_omp_child_function): Mark the object decl
18190 (lower_rec_input_clauses): Mark the var we take the address of
18192 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18194 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18196 PR middle-end/39315
18197 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18198 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18200 2009-03-27 Richard Guenther <rguenther@suse.de>
18202 PR tree-optimization/39120
18203 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18205 (handle_lhs_call): Process return constraints. Add escape
18206 constraints if necessary.
18207 (handle_const_call): Fill out return constraints. Make nested
18208 case more precise. Avoid consttmp if possible.
18209 (handle_pure_call): Fill out return constraints. Avoid
18210 callused if possible.
18211 (find_func_aliases): Simplify call handling.
18213 2009-03-27 Richard Guenther <rguenther@suse.de>
18215 PR tree-optimization/39120
18216 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18217 as a representative.
18218 (solve_graph): Do propagate CALLUSED.
18219 (handle_pure_call): Use a scalar constraint from CALLUSED for
18221 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18224 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18227 * c-common.c (handle_aligned_attribute): Properly check alignment
18228 overflow. Use (1U << i) instead of (1 << i).
18230 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18232 * expr.h (get_mem_align_offset): Updated.
18234 * tree.h (tree_decl_common): Change align to "unsigned int" and
18235 move it before pointer_alias_set.
18237 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18238 Jakub Jelinek <jakub@redhat.com>
18241 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18242 gr_register_operand with gr_reg_or_0_operand.
18243 (cmpxchg_rel_di): Likewise.
18244 (sync_lock_test_and_set<mode>): Likewise.
18246 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18248 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18249 (true_regnum): Likewise.
18251 * rtlanal.c (subreg_info): Moved to ...
18252 * rtl.h (subreg_info): Here. New.
18253 (subreg_get_info): New.
18255 * rtlanal.c (subreg_get_info): Make it extern.
18257 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18260 * config/i386/i386.c (ix86_abi): New.
18261 (override_options): Handle -mabi=.
18262 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18263 (ix86_call_abi_override): Likewise.
18264 (init_cumulative_args): Likewise.
18265 (function_arg_advance): Likewise.
18266 (function_arg_64): Likewise.
18267 (function_arg): Likewise.
18268 (ix86_pass_by_reference): Likewise.
18269 (ix86_function_value_regno_p): Likewise.
18270 (ix86_build_builtin_va_list_abi): Likewise.
18271 (setup_incoming_varargs_64): Likewise.
18272 (is_va_list_char_pointer): Likewise.
18273 (ix86_init_machine_status): Likewise.
18274 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18275 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18276 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18277 (ix86_function_abi): Make it static and return enum calling_abi.
18278 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18280 (ix86_fn_abi_va_list): Updated.
18282 * config/i386/i386.h (ix86_abi): New.
18283 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18284 (CONDITIONAL_REGISTER_USAGE): Likewise.
18285 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18286 (machine_function): Likewise.
18288 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18290 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18291 (STACK_BOUNDARY): Likewise.
18292 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18294 * config/i386/i386.opt (mabi=): New.
18296 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18297 return enum calling_abi.
18298 (ix86_function_type_abi): Likewise.
18299 (ix86_function_abi): Removed.
18301 * doc/invoke.texi: Document -mabi= option for x86.
18303 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18305 * builtins.c (real_dconstp): Delete.
18306 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18308 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18309 Jakub Jelinek <jakub@redhat.com>
18312 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18313 (gen_subprogram_die): When a function is explicit, generate the
18314 DW_AT_explicit attribute.
18315 * langhooks.h (struct lang_hooks_for_decls): Add
18316 function_decl_explicit_p langhook.
18317 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18318 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18320 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18322 * builtins.c (fold_builtin_memory_op): Optimize memmove
18323 into memcpy if we can prove source and destination don't overlap.
18325 * tree-inline.c: Include gt-tree-inline.h.
18326 (clone_fn_id_num): New variable.
18327 (clone_function_name): New function.
18328 (tree_function_versioning): Use it.
18329 * Makefile.in (GTFILES): Add tree-inline.c.
18331 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18333 * BASE-VER: Change to 4.5.0.
18335 2009-03-27 Xinliang David Li <davidxl@google.com>
18337 PR tree-optimization/39557
18338 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18340 2009-03-27 Xinliang David Li <davidxl@google.com>
18342 PR tree-optimization/39548
18343 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18346 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18348 * c-common.c (pointer_int_sum): Use %wd on return from
18351 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18353 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18354 on return from tree_low_cst.
18356 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18359 * ginclude/stdarg.h (va_copy): Define also for
18360 __GXX_EXPERIMENTAL_CXX0X__.
18362 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18365 * builtins.h (c_strlen): Do not warn here.
18366 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18367 * c-common.c (pointer_int_sum): Take an explicit location.
18368 Warn about offsets out of bounds.
18369 * c-common.h (pointer_int_sum): Adjust declaration.
18371 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18373 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18376 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18379 * opts.c (warn_if_disallowed_function_p): Don't assume
18380 get_callee_fndecl must return non-NULL.
18382 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18384 PR rtl-optimization/39522
18385 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18386 when reg_reloaded_valid is set.
18388 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18390 * config/spu/divv2df3.c: New file.
18391 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18392 (DPBIT_FUNCS): Filter out _div_df.
18394 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18396 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18397 a jump insn, count that jump in the distance to the loop start.
18399 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18402 * config/sh/sh.c (calc_live_regs): Fix condition for global
18403 registers except PIC_OFFSET_TABLE_REGNUM.
18405 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18408 * doc/invoke.texi (-mconsole): New.
18410 (-mno-cygwin): New.
18412 (-mnop-fun-dllimport): New.
18416 (sub section "i386 and x86-64 Windows Options"): New.
18418 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18420 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18421 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18423 2009-03-25 Richard Guenther <rguenther@suse.de>
18425 PR middle-end/39497
18426 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18429 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18431 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18432 neither of haifa/selective schedulers are working.
18434 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18436 * doc/invoke.texi (Debugging Options): Fix description of
18437 -fno-merge-debug-strings.
18439 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18441 * config/cris/libgcc.ver: New version-script.
18442 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18444 * configure.ac <GAS features, nop mnemonic>: Add pattern
18445 crisv32-*-* for "nop".
18446 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18447 * configure: Regenerate.
18449 2009-03-24 Ira Rosen <irar@il.ibm.com>
18451 PR tree-optimization/39529
18452 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18453 mark_sym_for_renaming for the tag copied to the new vector
18456 2009-03-24 Arthur Loiret <aloiret@debian.org>
18458 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18459 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18460 EXTRA_SPEC_FUNCTIONS.
18461 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18462 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18463 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18464 -march and -mtune options.
18466 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18468 * config/m68k/t-rtems: Add m5329 multilib.
18470 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18471 Jakub Jelinek <jakub@redhat.com>
18474 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18477 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18480 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18481 instead of c_parser_expression_conv, if original_code isn't one of the
18482 4 allowed comparison codes, fail.
18484 2009-03-23 Richard Guenther <rguenther@suse.de>
18486 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18487 * tree.h (struct tree_type): Likewise.
18488 * reload.h (struct insn_chain): Likewise.
18489 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18490 * function.h (struct function): Likewise.
18491 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18493 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18495 PR tree-optimization/39516
18496 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18498 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18500 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18501 should be set true if BITS_PER_WORD of target is bigger than 32
18503 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18505 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18506 Translate -B-options to -rpath-link. Correct existing
18507 rpath-link and conditionalize on !nostdlib.
18509 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18511 * doc/extend.texi (Function Attributes, Variable Attributes):
18513 * doc/invoke.texi (Debugging Options, Optimize Options)
18514 (i386 and x86-64 Options, MCore Options): Likewise.
18516 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18519 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18520 it for block local namespace aliases.
18521 (gen_decl_die): Pass context_die to gen_namespace_die.
18523 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18526 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18527 minimum or maximum value.
18529 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18531 * reginfo.c (globalize_reg): Recompute derived reg sets.
18533 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18536 * libgcc2.c (mprotect): Do not use signed arguments for
18537 VirtualProtect, use DWORD arguments. Also fix the 'may
18538 be used uninitialized' warning for the np variable.
18540 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18543 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18544 functions using regparm calling conventions when not optimizing.
18545 (ix86_function_sseregparm): Similarly for sseregparm calling
18548 2009-03-19 Li Feng <nemokingdom@gmail.com>
18550 PR middle-end/39500
18551 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18552 dependence if the first conflict is after niter iterations.
18554 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18556 PR middle-end/38609
18557 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18558 functions with dynamic stack-pointer adjustments.
18560 2009-03-19 Ben Elliston <bje@au.ibm.com>
18562 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18563 option; change to -msdata=data.
18565 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18567 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18570 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18573 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18575 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18577 * doc/invoke.texi (Code Gen Options): Expand discussion of
18580 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18582 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18583 * matrix-reorg.c (struct matrix_info): Likewise.
18584 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18585 * rtl.h (struct mem_attrs): Likewise.
18586 * df.h (struct df): Likewise.
18587 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18588 * ira-int.h (struct ira_allocno): Likewise.
18589 * df-scan.c (struct df_collection_rec): Likewise.
18590 * ira.c (struct equivalence): Likewise.
18591 * function.c (struct temp_slot): Likewise.
18592 * cfgloop.h (struct loop): Likewise.
18595 * function.c (use_register_for_decl): When not optimizing, disregard
18596 register keyword for variables with types containing methods.
18598 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18600 PR middle-end/39447
18601 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18602 (is_simple_operand): Call contains_component_ref_p before calling data
18603 reference analysis that would fail on COMPONENT_REFs.
18605 * tree-vrp.c (search_for_addr_array): Fix formatting.
18607 2009-03-18 Richard Guenther <rguenther@suse.de>
18609 * tree-vect-transform.c (vect_loop_versioning): Fold the
18610 generated comparisons.
18611 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18612 (slpeel_tree_peel_loop_to_edge): Likewise.
18614 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18616 PR middle-end/37805
18617 * opts.c (print_specific_help): In addition to `undocumented',
18618 accept `separate' and `joined' flags if passed alone. Describe
18619 output by the first matched one of those.
18620 (common_handle_option): Skip over empty strings.
18621 * gcc.c (display_help): Fix help string for `--help='.
18622 * doc/invoke.texi (Option Summary, Overall Options): With
18623 `--help=', classes and qualifiers can both be repeated, but
18624 only the latter can be negated. One should not pass only
18625 negated qualifiers. Fix markup and examples.
18628 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18629 PR middle-end/37805
18630 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18631 and -fhelp=separate.
18633 2009-03-17 Jing Yu <jingyu@google.com>
18635 PR middle-end/39378
18636 * function.h (struct rtl_data): Move is_thunk from here...
18637 (struct function): ...to here.
18638 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18639 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18641 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18643 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18644 (alpha_output_function_end_prologue): Likewise.
18645 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18646 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18647 (rs6000_output_function_epilogue): Likewise.
18648 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18650 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18653 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18654 from different units in a single alternative.
18655 (*truncdfsf_i387): Ditto.
18656 (*truncxfsf2_mixed): Ditto.
18657 (*truncxfdf2_mixed): Ditto.
18659 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18661 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18662 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18665 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18666 unused non-artificial variables when not optimizing.
18669 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18670 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18671 NAMESPACE_DECL in its DECL_INITIAL.
18673 PR middle-end/39443
18674 * optabs.c (set_user_assembler_libfunc): New function.
18675 * expr.h (set_user_assembler_libfunc): New prototype.
18676 * c-common.c: Include libfuncs.h.
18677 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18678 for memcmp, memset, memcpy, memmove and abort.
18679 * Makefile.in (c-common.o): Depend on libfuncs.h.
18682 * dwarf2out.c (gen_inlined_enumeration_type_die,
18683 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18684 gen_tagged_type_instantiation_die): Removed.
18685 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18688 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18691 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18693 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18694 (check-parallel-%): Ditto.
18695 (check-consistency): Ditto.
18697 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18699 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18700 local variable rhs by NULL_TREE.
18702 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18705 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18707 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18710 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18712 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18715 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18716 for ms->sysv ABI calls only in 64bit mode.
18718 * config/i386/i386.md (untyped_call): Support 32bit.
18720 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18722 * doc/extend.texi: Replace x86_65 with x86_64.
18724 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18726 PR tree-optimization/39455
18727 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18728 mismatches for POINTER_TYPE_P (type).
18729 (number_of_iterations_le): Likewise.
18731 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18733 * config/picochip/picochip.c: Removed profiling support.
18734 * config/picochip/picochip.md: Removed profiling instruction.
18735 * config/picochip/picochip.h: Removed profiling builtin.
18737 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18739 * doc/install.texi (--with-host-libstdcxx): Document.
18741 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18744 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18745 generate a warning if the function name does not begin with
18746 "__vector" and the function has either the 'signal' or 'interrupt'
18747 attribute, from here to ...
18748 (avr_declare_function_name): ...here. New function.
18749 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18750 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18752 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18755 * cse.c (fold_rtx): Don't modify original const_arg1 when
18756 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18757 separate variable instead.
18758 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18759 from out of range shift counts.
18760 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18762 2009-03-13 Catherine Moore <clm@codesourcery.com>
18764 * config/i386/x-mingw32 (host-mingw32.o): Replace
18765 diagnostic.h with $(DIAGNOSTIC_H).
18767 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18770 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18772 * config/i386/sync.md (sync_compare_and_swap<mode>,
18773 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18774 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18776 (sync_double_compare_and_swapdi_pic,
18777 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18778 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18780 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18783 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18785 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18788 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18789 (avx_addsubv4df3): Likewise.
18790 (*avx_addsubv4sf3): Likewise.
18791 (sse3_addsubv4sf3): Likewise.
18793 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18796 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18798 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18801 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18802 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18803 registers for allocnos created from user-defined variables.
18805 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18808 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18809 of non-integer mode as well.
18811 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18813 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18814 for functions for which the parameter types are unknown.
18816 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18819 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18820 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18821 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18822 * config/i386/i386.c (ix86_local_alignment): For
18823 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18824 long long variables on the stack to avoid dynamic realignment.
18825 Allow the first argument to be a decl rather than type.
18826 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18828 2009-03-11 Nick Clifton <nickc@redhat.com>
18831 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18833 Add description to mno-lsim option.
18834 * config/mcore/mcore.h: Remove comment about deprecated m4align
18836 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18837 * doc/invoke.texi: Add description of mno-lsim and
18838 mstack-increment options.
18840 * config/fr30/fr30.opt: Document the -mno-lsim option.
18841 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18842 and -mno-lsim options.
18844 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18846 * fold-const.c (fold_comparison): Only call fold_inf_compare
18847 if the mode supports infinities.
18849 2009-03-11 Jason Merrill <jason@redhat.com>
18852 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18853 end already did. Notice GIMPLE_CALL modifications of the result.
18854 Don't copy debug information from an ignored decl or a decl from
18857 2009-03-10 Richard Guenther <rguenther@suse.de>
18858 Nathan Froyd <froydnj@codesourcery.com>
18860 PR middle-end/37850
18861 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18862 (__divMODE3): Likewise.
18864 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18866 PR tree-optimization/39394
18867 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18868 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18870 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18872 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18873 inline asms for register asm ("") declarations.
18875 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18877 * fold-const.c (fold_unary): Fix comment.
18879 2009-03-07 Jan Hubicka <jh@suse.cz>
18882 * tree-inline.c (setup_one_parameter): Do replacement of const
18883 argument by constant in SSA form.
18885 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18887 PR middle-end/38028
18888 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18889 determine alignment passed to assign_stack_local.
18890 (assign_parms_unsplit_complex): Likewise.
18891 * except.c (sjlj_build_landing_pads): Likewise.
18893 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18895 PR middle-end/39360
18896 * tree-flow.h (add_referenced_var): Return bool instead of void.
18897 * tree-dfa.c (add_referenced_var): Return result of
18898 referenced_var_check_and_insert call.
18899 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18900 of referenced_var_check_and_insert.
18903 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18904 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18905 DIE, don't emit it if abstract origin already has it.
18906 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18907 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18909 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18911 * genpreds.c (needs_variable): Fix parentheses at variable name
18913 (write_tm_constrs_h): Indent generated code.
18915 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18917 * doc/extend.texi (Function Attributes): Add documentation
18918 for isr attributes.
18920 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18923 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18924 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18926 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18928 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18931 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18934 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18935 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18937 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18939 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18940 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18941 constants instead of magic numbers.
18942 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18944 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18945 (x86_64_ms_abi_int_parameter_registers): Ditto.
18946 (x86_64_int_return_registers): Ditto.
18947 (ix86_maybe_switch_abi): Ditto.
18948 (ix86_expand_call): Ditto for clobbered_registers array.
18949 (ix86_hard_regno_mode_ok): Ditto.
18950 (x86_extended_QIreg_mentioned_p): Ditto.
18952 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18954 PR tree-optimization/39349
18955 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18957 * combine.c (gen_lowpart_for_combine): Use omode when generating
18960 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18962 PR rtl-optimization/39235
18963 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18965 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18967 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18969 2009-03-04 Richard Guenther <rguenther@suse.de>
18971 PR tree-optimization/39362
18972 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18973 that occur in abnormal PHIs should be varying.
18975 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18977 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18979 (simple_iv): Take loop as an argument instead of statement.
18980 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18981 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18983 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18985 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18986 * matrix-reorg.c (analyze_transpose): Ditto.
18987 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18988 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18989 * tree-predcom.c (ref_at_iteration): Ditto.
18990 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18992 2009-03-04 Richard Guenther <rguenther@suse.de>
18994 PR tree-optimization/39358
18995 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18996 escaped_id and callused_id.
18997 (solve_graph): Likewise.
18999 2009-03-04 Richard Guenther <rguenther@suse.de>
19001 PR tree-optimization/39339
19002 * tree-sra.c (try_instantiate_multiple_fields): Make it
19003 no longer ICE on the above.
19005 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19007 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19008 that fits within Pmode.
19010 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19012 PR middle-end/10109
19013 * tm.texi (LIBCALL_VALUE): Update description.
19015 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19017 PR middle-end/34443
19018 * doc/extend.texi (section): Update description.
19020 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19022 PR middle-end/39345
19023 * tree-inline.c (remapped_type): New.
19024 (can_be_nonlocal): Call remapped_type instead of remap_type.
19026 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19029 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19030 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19032 2009-03-03 Richard Guenther <rguenther@suse.de>
19034 PR middle-end/39272
19035 * tree.c (tree_nonartificial_location): New function.
19036 * tree.h (tree_nonartificial_location): Declare.
19037 * builtins.c (expand_builtin_memory_chk): Provide location
19038 of the call location for artificial function pieces.
19039 (maybe_emit_chk_warning): Likewise.
19040 (maybe_emit_sprintf_chk_warning): Likewise.
19041 (maybe_emit_free_warning): Likewise.
19042 * expr.c (expand_expr_real_1): Likewise.
19044 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19046 PR tree-optimization/39343
19047 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19048 COMPONENT_REF t has ARRAY_TYPE.
19050 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19052 PR middle-end/39335
19053 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19054 when the type precision of the induction variable should be
19055 larger than the type precision of nit.
19056 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19057 * graphite.c (graphite_loop_normal_form): Same.
19058 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19060 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19062 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19063 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19064 numbers to describe clobbered registers.
19065 (*call_value_0_rex64_ms_sysv): Ditto.
19066 * config/i386/mmx.md (mmx_emms): Ditto.
19067 (mmx_femms): Ditto.
19069 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19071 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19074 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19076 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19077 (spu_section_type_flags): New function.
19079 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19081 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19082 reg_class_contents of FLOAT_REGS into a temporary.
19084 2009-03-02 Richard Guenther <rguenther@suse.de>
19085 Ira Rosen <irar@il.ibm.com>
19087 PR tree-optimization/39318
19088 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19089 information to the vectorized statement.
19091 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19093 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19094 variable. Use defined names instead of magic constants for REX SSE
19097 2009-03-01 Richard Guenther <rguenther@suse.de>
19099 PR tree-optimization/39331
19100 * omp-low.c (lower_send_shared_vars): Do not receive new
19101 values for the reference of DECL_BY_REFERENCE parms or results.
19103 2009-03-01 Jan Hubicka <jh@suse.cz>
19106 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19107 BLOCK_NONLOCALIZED_VAR): New macros.
19108 (tree_block): Add nonlocalized_vars.
19109 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19110 gen_decl_die): Add origin argument. Allow generation of die with
19111 origin at hand only.
19112 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19113 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19115 (gen_block_die): Fix checking for unused blocks.
19116 (process_scope_var): Break out from .... ; work with origins only.
19117 (decls_for_scope) ... here; process nonlocalized list.
19118 (dwarf2out_ignore_block): Look for nonlocalized vars.
19119 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19121 (dump_scope_block): Dump them.
19122 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19123 (remap_block): Likewise.
19124 (can_be_nonlocal): New predicate.
19125 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19127 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19129 * configure: Regenerate.
19131 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19133 * optc-gen.awk: No need to duplicate option flags twice.
19134 Reuse help texts for duplicate options which do not have any.
19136 * gcc.c (display_help): Document --version.
19138 * gcc.c (main): If print_help_list and verbose_flag, ensure
19139 driver output comes before subprocess output.
19141 * optc-gen.awk: Assign all remaining fields to help string,
19142 space-separated, for multi-line help in *.opt.
19144 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19145 -Wno-pedantic-ms-format is for MinGW targets only.
19147 * doc/options.texi (Option file format): Fix bad indentation,
19148 restoring dropped sentence.
19150 2009-02-28 Jan Hubicka <jh@suse.cz>
19152 * tree-inline.c (tree_function_versioning): Output debug info.
19154 2009-02-28 Jan Hubicka <jh@suse.cz>
19157 * tree-inline.c (setup_one_parameter): Do not copy propagate
19158 arguments when not optimizing.
19160 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19163 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19164 (avx_addsubv4df3): Likewise.
19165 (*avx_addsubv4sf3): Likewise.
19166 (sse3_addsubv4sf3): Likewise.
19167 (*avx_addsubv2df3): Likewise.
19168 (sse3_addsubv2df3): Likewise.
19169 (avx_unpckhps256): Correct item selectors.
19170 (avx_unpcklps256): Likewise.
19171 (avx_unpckhpd256): Likewise.
19172 (avx_unpcklpd256): Likewise.
19174 2009-02-28 Jan Hubicka <jh@suse.cz>
19176 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19178 (copy_arguments_for_versioning): If var is declared don't declare it.
19179 (tree_function_versioning): First setup substitutions and then copy
19182 2009-02-27 Jan Hubicka <jh@suse.cz>
19185 * cgraph.h (varpool_output_debug_info): Remove.
19186 * cgraphunit.c (varpool_output_debug_info): Remove.
19187 * dwarf2out.c (deferred_locations_struct): New struct
19188 (deferred_locations): New type.
19189 (deferred_locations_list): New static var.
19190 (deffer_location): New function.
19191 (gen_variable_die): Use it.
19192 (decls_for_scope): Output info on local static vars.
19193 (dwarf2out_finish): Process deferred locations.
19194 * varpool.c (varpool_output_debug_info): Remove.
19196 2009-02-27 Jan Hubicka <jh@suse.cz>
19199 * tree.h (TREE_PROTECTED): Fix comment.
19200 (BLOCK_HANDLER_BLOCK): Remove.
19201 (struct tree_block): Remove handler_block add body_block.
19202 (inlined_function_outer_scope_p): New.
19203 (is_body_block): Remove.
19204 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19205 * dwarf2out.c (is_inlined_entry_point): Remove.
19206 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19207 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19209 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19210 * gimplify.c (gimplify_expr): Gimplify body blocks.
19211 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19212 block with multiple subblocks.
19213 (dump_scope_block): Prettier output; dump more flags and info.
19214 (dump_scope_blocks): New.
19215 (remove_unused_locals): Use dump_scope_blocks.
19216 * tree-flow.h (dump_scope_blocks): Declare.
19217 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19218 * stmt.c (is_body_block): Remove.
19219 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19220 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19222 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19224 PR middle-end/39308
19225 * graphite.c (graphite_loop_normal_form): Do not call
19226 number_of_iterations_exit from a gcc_assert.
19228 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19230 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19231 jumps if COND is NULL.
19232 (find_cond_jump): New function.
19233 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19234 * config/s390/s390.md: Remove z10_cobra attribute value.
19236 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19238 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19239 force_const_mem returns NULL_RTX.
19241 2009-02-26 Jan Hubicka <jh@suse.cz>
19244 * cgraph.h (varpool_output_debug_info): Remove.
19245 * cgraphunit.c (varpool_output_debug_info): Remove.
19246 * dwarf2out.c (deferred_locations_struct): New struct
19247 (deferred_locations): New type.
19248 (deferred_locations_list): New static var.
19249 (deffer_location): New function.
19250 (gen_variable_die): Use it.
19251 (decls_for_scope): Output info on local static vars.
19252 (dwarf2out_finish): Process deferred locations.
19253 * varpool.c (varpool_output_debug_info): Remove.
19255 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19257 PR rtl-optimization/39241
19258 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19259 to subreg_offset_representable_p.
19261 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19263 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19264 execute function prototype. Get f and nregs from max_reg_num
19265 and get_insns. Remove the first backward pass as it's dead,
19266 guard the forward pass by flag_expensive_optimizations.
19267 (rest_of_handle_regmove): Delete.
19268 (pass_regmove): Replace it with regmove_optimize.
19270 2009-02-25 Martin Jambor <mjambor@suse.cz>
19272 PR tree-optimization/39259
19273 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19274 calls_alloca function flags.
19275 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19276 calls are detected.
19278 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19280 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19281 flags_set_1_rtx, flags_set_1_set): Delete.
19282 (regmove_optimize): Do not call mark_flags_life_zones.
19284 2009-02-24 Julian Brown <julian@codesourcery.com>
19287 * config/arm/arm.c (require_pic_register): Only set
19288 cfun->machine->pic_reg once per function.
19290 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19292 * doc/invoke.texi (Link Options): Document an easier way to pass
19293 options that take arguments to the GNU linker using -Xlinker and -Wl.
19295 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19298 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19300 2009-02-24 Richard Guenther <rguenther@suse.de>
19303 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19305 2009-02-24 Richard Guenther <rguenther@suse.de>
19306 Zdenek Dvorak <ook@ucw.cz>
19308 PR tree-optimization/39233
19309 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19310 from converting them to a generic type.
19312 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19314 PR tree-optimization/39260
19315 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19316 contains a condition with a real type.
19317 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19319 2009-02-23 Jason Merrill <jason@redhat.com>
19322 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19323 narrowing_initializer_constant_valid_p.
19324 (narrowing_initializer_constant_valid_p): Don't return
19325 null_pointer_node for adding a pointer to itself.
19327 2009-02-23 Jan Hubicka <jh@suse.cz>
19330 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19333 2009-02-23 Jan Hubicka <jh@suse.cz>
19335 PR tree-optimization/37709
19336 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19337 * tree.h (block_ultimate_origin): Declare.
19338 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19339 * tree-ssa-live.c (remove_unused_scope_block_p):
19340 Eliminate blocks containig no instructions nor live variables nor
19342 (dump_scope_block): New function.
19343 (remove_unused_locals): Enable removal of dead blocks by default;
19344 enable dumping at TDF_DETAILS.
19346 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19348 * config/i386/i386.c (classify_argument): Don't allow COImode
19350 (function_arg_advance_32): Don't allow OImode.
19351 (function_arg_32): Likewise.
19352 (function_value_32): Likewise.
19353 (return_in_memory_32): Likewise.
19354 (function_arg_64): Remove OImode comment.
19356 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19359 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19360 ix86_expand_vector_set for V4DImode in 64bit mode only.
19361 (ix86_expand_vector_init_one_var): Likewise.
19363 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19365 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19367 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19370 * loop-iv.c: Revert last change.
19371 * emit-rtl.c: Likewise.
19373 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19376 * config/i386/i386.c (type_natural_mode): Remove an extra
19377 space in the warning message.
19378 (function_value_32): Handle 32-byte vector modes.
19379 (return_in_memory_32): Likewise.
19381 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19383 * loop-iv.c (truncate_value): New function.
19384 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19386 (lowpart_subreg): Move to...
19387 * emit-rtl.c: ...here.
19389 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19391 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19392 accidental and undocumented change at revision 140860.
19394 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19396 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19397 take gimple_seq * arguments.
19398 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19399 types_compatible_p langhook.
19401 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19402 Joseph Myers <joseph@codesourcery.com>
19404 * config/arm/arm.c (arm_builtin_va_list): New function.
19405 (arm_expand_builtin_va_start): Likewise.
19406 (arm_gimplify_va_arg_expr): Likewise.
19407 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19408 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19409 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19410 (va_list_type): New variable.
19411 (arm_mangle_type): Mangle va_list_type appropriately.
19413 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19415 PR middle-end/39157
19416 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19417 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19418 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19419 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19420 parameter to 1000 for -O1 by default.
19421 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19423 * loop-invariant.c: Include params.h.
19424 (move_loop_invariants): Don't call move_single_loop_invariants on
19427 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19429 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19430 offset when calculating bounds for indexing stack_usage_map. Fixes
19431 a buffer overflow with certain target setups.
19433 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19436 * calls.c (expand_call): Clear try_tail_call if caller and callee
19437 disagree in promotion of function return value.
19439 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19442 * c-common.c (c_determine_visibility): If visibility changed and
19443 DECL_RTL has been already set, call make_decl_rtl to update symbol
19446 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19449 * varasm.c (assemble_variable): Don't check DECL_NAME when
19450 globalizing a variable.
19452 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19455 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19456 expression before any __builtin_trap call.
19457 * c-typeck.c (build_function_call): Convert and check function
19458 arguments before generating a call to a trap. Evaluate the
19459 function arguments before the trap.
19461 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19464 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19465 (UNSPEC_FXAM_MEM): New unspec.
19466 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19467 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19468 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19470 2009-02-19 Richard Guenther <rguenther@suse.de>
19472 PR tree-optimization/39207
19473 PR tree-optimization/39074
19474 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19475 storedanything_tree): New.
19476 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19477 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19478 (build_succ_graph): Add edges from STOREDANYTHING to all
19480 (init_base_vars): Initialize STOREDANYTHING.
19481 (compute_points_to_sets): Free substitution info after
19482 building the succ graph.
19483 (ipa_pta_execute): Likewise.
19485 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19487 (do_ds_constraint): Do not add to special var or non-pointer
19489 (type_could_have_pointers): Split out from ...
19490 (could_have_pointers): ... here. For arrays use the element type.
19491 (create_variable_info_for): Initialize may_have_pointers.
19492 (new_var_info): Likewise.
19493 (handle_lhs_call): Make the HEAP variable unknown-sized.
19494 (intra_create_variable_infos): Use a type with pointers for
19495 PARM_NOALIAS, make it unknown-sized.
19497 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19500 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19502 2009-02-18 Jason Merrill <jason@redhat.com>
19505 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19506 value if DECL_EXTERNAL.
19507 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19508 * target.h (gcc_target::binds_local_p): Clarify "module".
19509 * tree.h (TREE_PUBLIC): Clarify "module".
19511 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19514 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19515 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19517 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19520 * c.opt (Wabi): Support C and ObjC.
19523 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19525 * config/i386/i386.c (classify_argument): Warn once about the ABI
19526 change when passing union with long double.
19528 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19530 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19533 * c-parser.c (c_parser_compound_statement): Always enter and leave
19536 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19539 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19541 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19543 PR tree-optimization/36922
19544 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19545 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19548 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19550 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19553 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19555 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19557 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19559 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19562 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19563 Richard Sandiford <rdsandiford@googlemail.com>
19565 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19566 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19567 (loongson_biadd): ...this.
19569 2009-02-17 Richard Guenther <rguenther@suse.de>
19571 PR tree-optimization/39202
19572 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19573 a var make sure to follow existing collapses.
19575 2009-02-17 Richard Guenther <rguenther@suse.de>
19577 PR middle-end/39214
19578 * langhooks.c (lhd_print_error_function): Check for NULL block.
19580 2009-02-17 Richard Guenther <rguenther@suse.de>
19582 PR tree-optimization/39204
19583 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19586 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19588 * config/soft-fp/double.h: Update from glibc CVS.
19590 2009-02-17 Richard Guenther <rguenther@suse.de>
19592 PR tree-optimization/39207
19593 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19594 strict-aliasing warnings for pointers pointing to NULL.
19596 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19599 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19600 skipping until next close brace.
19602 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19605 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19606 to function argument boundary.
19608 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19610 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19611 in the lea_add. Reload eventually constraints it properly.
19612 * config/picochip/constraints.md: Remove the target constraint
19613 "b", since it is not needed anymore.
19615 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19617 * gthr-dce.h: Uglify function parameter and local variable names.
19618 * gthr-gnat.h: Likewise.
19619 * gthr-mipssde.h: Likewise.
19620 * gthr-nks.h: Likewise.
19621 * gthr-posix95.h: Likewise.
19622 * gthr-posix.h: Likewise.
19623 * gthr-rtems.h: Likewise.
19624 * gthr-single.h: Likewise.
19625 * gthr-solaris.h: Likewise.
19626 * gthr-tpf.h: Likewise.
19627 * gthr-vxworks.h: Likewise.
19628 * gthr-win32.h: Likewise.
19630 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19633 * config/i386/i386.md: Restrict the new peephole2 to move
19634 between MMX/SSE registers.
19636 2009-02-15 Richard Guenther <rguenther@suse.de>
19639 2009-02-13 Richard Guenther <rguenther@suse.de>
19641 * configure.ac: Enable LFS.
19642 * configure: Re-generate.
19643 * config.in: Likewise.
19645 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19647 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19648 spu_srqwbyte, spu_srqwbytebc): Define.
19649 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19650 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19651 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19652 "shrqby_<mode>"): New insn-and-split patterns.
19653 * config/spu/spu.c (expand_builtin_args): Determine and return
19654 number of operands using spu_builtin_description data.
19655 (spu_expand_builtin_1): Use it.
19657 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19660 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19663 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19666 * config/i386/i386.c (override_options): Correct warning
19667 messages for -malign-loops, -malign-jumps and -malign-functions.
19669 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19672 * config/i386/i386.md: Restrict the new peephole2 to move
19673 between the general purpose registers.
19675 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19678 * config/i386/i386.c (type_natural_mode): Add a new argument.
19679 Return the original mode and warn ABI change if vector size is 32byte.
19680 (function_arg_advance): Updated.
19681 (function_arg): Likewise.
19682 (ix86_function_value): Likewise.
19683 (ix86_return_in_memory): Likewise.
19684 (ix86_sol10_return_in_memory): Likewise.
19685 (ix86_gimplify_va_arg): Likewise.
19686 (function_arg_32): Don't warn ABX ABI change here.
19687 (function_arg_64): Likewise.
19689 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19691 * loop-iv.c (implies_p): In the final case, test that operands 0
19692 of the two comparisons match.
19694 * config/bfin/bfin.c (find_prev_insn_start): New function.
19695 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19696 (find_next_insn_start): Move.
19698 2009-02-13 Richard Guenther <rguenther@suse.de>
19700 * configure.ac: Enable LFS.
19701 * configure: Re-generate.
19702 * config.in: Likewise.
19704 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19707 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19708 sizes on syntax error after some arguments have been parsed.
19710 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19712 * doc/invoke.texi (-fira): Remove.
19714 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19716 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19717 * recog.c: Likewise.
19720 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19722 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19723 (umul_ppmm): Likewise.
19724 (count_leading_zeros): Likewise.
19725 (count_trailing_zeros): Likewise.
19726 (UMUL_TIME): Likewise.
19728 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19730 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19731 soft-fp/t-softfp to tmake_file.
19733 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19734 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19735 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19736 IA64_BUILTIN_INFQ]: New.
19737 (ia64_init_builtins): Initialize __builtin_infq,
19738 __builtin_fabsq and __builtin_copysignq if not HPUX.
19739 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19740 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19742 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19744 (__fixtfti): Likewise.
19745 (__fixunstfti): Likewise.
19746 (__floattitf): Likewise.
19748 * config/ia64/libgcc-glibc.ver: New.
19749 * config/ia64/t-fprules-softfp: Likewise.
19750 * config/ia64/sfp-machine.h: Likewise.
19752 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19753 (LIBGCC2_TF_CEXT): Likewise.
19754 (TF_SIZE): Likewise.
19755 (TARGET_INIT_LIBFUNCS): Likewise.
19757 * config/ia64/t-glibc (SHLINB_MAPFILES):
19758 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19760 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19762 * config/i386/i386.c (construct_container): Rewrite processing
19763 BLKmode with X86_64_SSE_CLASS.
19765 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19768 * config/i386/i386.md: Replace simplify_replace_rtx with
19769 replace_rtx in the new peephole2.
19771 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19773 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19774 loop unrolling do not happen at -O2.
19776 2009-02-12 Michael Matz <matz@suse.de>
19778 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19780 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19782 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19785 2009-02-12 Ben Elliston <bje@au.ibm.com>
19787 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19788 patterns when updating the back chain. Missed in the 2009-02-10
19791 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19793 * doc/extend.texi (Decimal Floating Types): Update identifier of
19794 draft TR and list of missing support.
19796 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19798 PR middle-end/39154
19799 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19800 bit to variable length decl's flags, add it also to its
19801 pointer replacement variable.
19803 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19804 Jakub Jelinek <jakub@redhat.com>
19807 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19808 (memory_blockage): New expander.
19809 (*memory_blockage): New insn pattern.
19810 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19811 instead of general blockage at the end of function prologue when
19812 frame pointer is used to access red zone area. Do not emit blockage
19813 when profiling, it is emitted in generic code.
19814 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19815 function epilogue when frame pointer is used to access red zone area.
19817 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19820 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19821 by arithmetic with memory operands.
19822 * config/i386/predicates.md (commutative_operator): New.
19824 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19826 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19829 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19831 * alias.h (record_alias_subset): Declare.
19832 * alias.c (record_alias_subset): Make global.
19834 2009-02-10 Nick Clifton <nickc@redhat.com>
19836 * tree-parloops.c: Change license to GPLv3.
19837 * ipa-struct-reorg.c: Change license to GPLv3.
19838 * ipa-struct-reorg.h: Change license to GPLv3.
19840 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19843 * c-decl.c (start_struct): Return NULL on error.
19845 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19847 PR middle-end/39124
19848 * cfgloopmanip.c (remove_path): Call remove_bbs after
19849 cancel_loop_tree, not before it.
19852 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19853 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19854 VAR_DECLs were seen.
19855 * tree-ssa-live.c (remove_unused_locals): Recompute
19856 cfun->has_local_explicit_reg_vars.
19857 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19858 copies or clearings if cfun->has_local_explicit_reg_vars.
19860 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19863 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19864 of function prologue when frame pointer is used to access
19867 2009-02-10 Richard Guenther <rguenther@suse.de>
19869 PR middle-end/39127
19870 * gimplify.c (gimple_regimplify_operands): Always look if
19871 we need to create a temporary.
19873 2009-02-10 Richard Guenther <rguenther@suse.de>
19875 PR tree-optimization/39132
19876 * tree-loop-distribution.c (todo): New global var.
19877 (generate_memset_zero): Trigger TODO_rebuild_alias.
19878 (tree_loop_distribution): Return todo.
19880 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19883 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19884 (x86_64_reg_class_name): Removed.
19885 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19886 first one isn't X86_64_SSE_CLASS or any other ones aren't
19887 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19888 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19889 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19890 and 3 X86_64_SSEUP_CLASS.
19891 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19892 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19894 2009-02-10 Ben Elliston <bje@au.ibm.com>
19896 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19897 form instruction to update the stack back chain word, even if the
19898 user has disabled the generation of update instructions.
19899 (movdi_<mode>_update_stack): New.
19900 (movsi_update_stack): Likewise.
19901 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19902 always use an update form instruction to update the stack back
19905 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19907 PR middle-end/38953
19908 * graphite.c (if_region_set_false_region): After moving a region in
19909 the false branch of a condition, remove the empty dummy basic block.
19910 (gloog): Remove wrong fix for PR38953.
19912 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19914 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19915 generation due to implicit sign extension.
19917 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19919 PR middle-end/38981
19920 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19921 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19923 2009-02-09 Richard Guenther <rguenther@suse.de>
19925 PR middle-end/35202
19926 * convert.c (convert_to_real): Disable (float)fn((double)x)
19927 to fnf(x) conversion if errno differences may occur and
19928 -fmath-errno is set.
19930 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19932 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19933 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19934 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19936 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19939 * c-common.c (handle_alias_attribute): Disallow attribute for
19940 anything not a FUNCTION_DECL or VAR_DECL.
19942 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19945 * real.c (do_compare): Special-case compare of zero against
19946 decimal float value.
19948 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19951 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19952 as indicating flexible array members unless the field itself is
19953 being declarared as the incomplete array.
19955 2009-02-06 Jan Hubicka <jh@suse.cz>
19957 PR tree-optimization/38844
19958 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19959 is already inlined.
19961 2009-02-06 Richard Guenther <rguenther@suse.de>
19963 PR middle-end/38977
19964 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19965 fork because we may expand it as __gcov_fork.
19967 2009-02-06 Nick Clifton <nickc@redhat.com>
19969 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19971 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19973 PR tree-optimization/35659
19974 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19975 vn_phi_eq): Shortcut if hashcode does not match.
19976 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19978 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19979 and avoid iterative_hash_expr.
19980 (FOR_EACH_VALUE_ID_IN_SET): New.
19981 (value_id_compare): Remove.
19982 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19983 sort expressions by value id.
19985 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19988 * config/sh/predicates.md (general_movsrc_operand): Don't check
19989 the subreg of system registers here.
19991 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19994 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19995 on the copied decl.
19997 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19999 PR rtl-optimization/39110
20000 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20001 addresses, not aligned ones.
20003 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20004 Richard Guenther <rguenther@suse.de>
20006 PR tree-optimization/39100
20007 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20008 comment says and add edges.
20010 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20013 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20014 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20016 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20018 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20019 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20020 register_bb_in_sese, new_sese, free_sese): Moved.
20021 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20022 outermost_loop_in_scop, build_scop_iteration_domain,
20023 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20024 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20025 Use loop_in_sese_p instead of loop_in_scop_p.
20026 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20027 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20028 (scopdet_basic_block_info): Fix bug in scop detection.
20029 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20030 eq_loop_to_cloog_loop): Remove.
20031 (nb_loops_around_loop_in_scop, nb_loop
20032 ref_nb_loops): Moved here...
20033 * graphite.h (ref_nb_loops): ... from here.
20034 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20035 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20036 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20037 * testsuite/gcc.dg/graphite/scop-19.c: New
20039 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20040 Hans-Peter Nilsson <hp@axis.com>
20042 PR rtl-optimization/37889
20043 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20044 Move offset handling from PLUS to before the switch. Use new
20045 arguments when considering SYMBOL_REFs too.
20046 (rtx_addr_can_trap_p): Pass dummy offset and size.
20047 (enum may_trap_p_flags): Remove.
20048 (may_trap_p_1): Pass size from MEM_SIZE.
20050 PR rtl-optimization/38921
20051 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20052 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20053 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20054 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20056 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20058 AVX Programming Reference (January, 2009)
20059 * config/i386/sse.md (*vpclmulqdq): New.
20061 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20063 PR tree-optimization/38977
20064 PR gcov-profile/38292
20065 * calls.c (special_function_p): Disregard __builtin_ prefix.
20067 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20069 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20070 non-indexable addresses even before reload.
20072 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20075 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20076 as having variable size. Do not give an error for unnamed
20077 parameters with [*] declarators. Give a warning for type names
20078 with [*] declarators and mark them as variable size.
20079 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20080 for sizeof applied to [*] type names.
20082 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20085 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20087 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20089 * gcc.c (process_command): Update copyright notice dates.
20090 * gcov.c (print_version): Likewise.
20091 * gcov-dump.c (print_version): Likewise.
20092 * mips-tfile.c (main): Likewise.
20093 * mips-tdump.c (main): Likewise.
20095 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20098 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20099 for composite type involving a zero-length array type.
20101 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20104 * function.c (match_asm_constraints_1): Skip over
20105 initial optional % in the constraint.
20107 PR inline-asm/39059
20108 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20109 supported, don't accept FIXED_CSTs.
20110 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20111 and _Sat is used without _Fract/_Accum. Set specs->type to
20112 integer_type_node for cts_fract/cts_accum if fixed point is not
20115 2009-02-02 Catherine Moore <clm@codesourcery.com>
20117 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20119 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20121 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20122 (ABI_HAS_64BIT_SYMBOLS): Use it.
20123 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20125 2009-02-02 Paul Brook <paul@codesourcery.com>
20127 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20129 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20131 PR inline-asm/39058
20132 * recog.h (asm_operand_ok): Add constraints argument.
20133 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20134 recurse on matching constraint.
20135 (check_asm_operands): Pass constraints as 3rd argument to
20136 asm_operand_ok. Don't look up matching constraint here.
20137 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20140 2009-02-02 Ben Elliston <bje@au.ibm.com>
20142 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20143 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20145 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20147 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20148 information. Remove some obsolete information. Reorganize.
20150 * config/pa/fptr.c: Revert license to GPL 2.
20151 * config/pa/milli64.S: Likewise.
20153 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20156 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20157 LIBRARY name in, instead of hard-coding it.
20158 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20159 extra target make frag to tmake_files according to EH model.
20160 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20161 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20162 frags that define makefile variable EH_MODEL appropriately.
20163 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20164 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20165 to "-sjlj" according to type of EH configured.
20166 (LIBGCC_SONAME): Concatenate it to shared library base name.
20167 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20168 to "_sjlj" according to type of EH configured.
20169 (LIBGCC_SONAME): Concatenate it to shared library base name.
20170 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20171 (SHLIB_LINK): Add missing semicolon to if-else construct.
20172 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20173 string value of "pe_dll" command-line option.
20174 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20175 (SHLIB_SONAME): Use it when overriding t-cygming default.
20176 (SHLIB_IMPLIB): Override t-cygming default.
20177 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20178 string value of "pe_dll" command-line option.
20180 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20183 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20184 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20186 2009-01-31 Richard Guenther <rguenther@suse.de>
20188 PR tree-optimization/38937
20189 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20190 computing the transitive closure.
20192 2009-01-30 Richard Guenther <rguenther@suse.de>
20194 PR tree-optimization/39041
20195 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20196 Propagate variable indices only if the types match for this stmt.
20198 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20201 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20202 inline but never defined.
20204 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20206 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20207 (*insv_h_di_reg_extimm): New insn.
20208 (*insv_l<mode>_reg_extimm): New insn.
20210 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20212 * config/picochip/picochip.c (flag_conserve_stack): set
20213 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20214 fconserve-stack. Reduce call-overhead used by inliner.
20216 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20219 * common.opt (flag_conserve_stack): Initialised to zero.
20221 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20224 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20225 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20228 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20230 * ira-color.c (allocno_reload_assign): Update comments.
20231 * regmove.c (regmove_optimize): Likewise.
20235 2009-01-29 Robert Millan <rmh@aybabtu.com>
20237 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20238 * config/i386/kopensolaris-gnu.h: New file. Undefine
20239 `MD_UNWIND_SUPPORT'.
20240 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20242 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20244 PR tree-optimization/39007
20245 * tree-loop-distribution.c (generate_builtin): Use
20246 recompute_dominator to compute the immediate dominator of the
20247 basic block just after the loop.
20249 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20251 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20252 (ASM_OUTPUT_DWARF_PCREL): Define.
20254 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20256 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20257 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20258 global. Modify entries about regmove and IRA.
20260 * ra-conflict.c: Remove the file.
20262 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20264 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20265 (pass_regclass_init): Rename to pass_reginfo_init.
20267 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20269 * toplev.h (flag_ira): Remove.
20271 * caller-save.c (setup_save_areas): Remove flag_ira.
20273 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20275 * global.c: Remove the file.
20277 * opts.c (decode_options): Remove flag_ira.
20279 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20281 * regmove.c: Modify file description.
20282 (find_use_as_address, try_auto_increment): Define them only if
20283 AUTO_INC_DEC is defined.
20284 (replacement_quality, replace_in_call_usage, fixup_match_1,
20285 stable_and_no_regs_but_for_p): Remove.
20286 (reg_set_in_bb): Make it static.
20287 (regmove_optimize): Remove flag_ira and code which worked for
20290 * local-alloc.c: Remove the file.
20292 * common.opt (fira): Remove.
20294 * ira.c: Include except.h.
20295 (eliminable_regset): Move from global.c.
20296 (mark_elimination): Ditto. Remove flag_ira.
20297 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20298 equiv_mem_modified, validate_equiv_mem_from_store,
20299 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20300 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20301 no_equiv, recorded_label_ref): Move from local-alloc.c.
20302 (update_equiv_regs): Ditto. Make it static.
20303 (print_insn_chain, print_insn_chains): Move it from global.c.
20304 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20305 (build_insn_chain): Ditto. Make it static.
20306 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20307 Rename to init_live_subregs.
20308 (gate_ira): Remove flag_ira.
20310 * regclass.c: Rename reginfo.c. Change file description.
20311 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20312 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20313 (init_reg_sets_1): Remove code for evaluation of
20314 reg_class_superclasses and losing_caller_save_reg_set.
20315 (init_regs): Remove init_reg_autoinc.
20316 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20317 ok_for_base_p_nonstrict): Remove.
20318 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20319 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20320 corresponding entries.
20321 (dump_regclass, record_operand_costs, scan_one_insn,
20322 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20323 record_address_regs, auto_inc_dec_reg_p): Remove.
20324 (gt-regclass.h): Rename to gt-reginfo.h.
20326 * rtl.h (dump_global_regs, retry_global_alloc,
20327 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20329 * Makefile.in (RA_H): Remove.
20330 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20331 Rename regclass.o to reginfo.o.
20332 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20334 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20335 (GTFILES): Rename regclass.c to reginfo.c.
20337 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20338 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20340 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20341 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20343 (finish_spills): Ditto. Remove code for !flag_ira.
20345 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20347 PR middle-end/35854
20348 * doc/invoke.texi (rtl debug options): Complete rewrite.
20349 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20351 * mode-switching.c (pass_mode_switching): Rename pass from
20352 "mode-sw" to "mode_sw".
20353 * except.c (pass_convert_to_eh_ranges): Rename pass from
20354 "eh-ranges" to "eh_ranges".
20355 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20359 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20360 Alexander Monakov <amonakov@ispras.ru>
20362 PR middle-end/38857
20363 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20365 (move_exprs_to_boundary): Change return type and pass through
20366 should_move from move_op. Relax assert. Update usage ...
20367 (schedule_expr_on_boundary): ... here. Use should_move instead of
20369 (move_op_orig_expr_found): Indicate that insn was disconnected from
20371 (code_motion_process_successors): Do not call after_merge_succs
20372 callback if original expression was not found when traversing any of
20374 (code_motion_path_driver): Change return type. Update prototype.
20375 (move_op): Update comment. Add a new parameter (should_move). Update
20376 prototype. Set *should_move based on indication provided by
20377 move_op_orig_expr_found.
20379 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20381 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20382 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20383 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20384 * config/rs6000/rs6000.c (rs6000_override_options): Default
20385 avoid-indexed-addresses on for Power6, off for everything else.
20386 (avoiding_indexed_address_p): New function.
20387 (rs6000_legitimize_address): Use it.
20388 (rs6000_legitimate_address): Likewise.
20389 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20391 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20393 PR tree-optimization/38997
20394 * tree-loop-distribution.c (generate_memset_zero): Use
20395 POINTER_PLUS_EXPR for a pointer addition.
20397 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20399 * config/s390/s390.md (bswap<mode>2): New pattern added.
20401 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20403 * config/s390/s390.md (*tls_load_31): Added type attribute.
20405 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20407 * config/s390/s390.md: Fix a few comments.
20409 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20411 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20412 (*tm<mode>_full): Fixed z10prop attribute.
20413 (*tst<mode>_extimm): Fixed z10prop attribute.
20414 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20415 (*tstqiCCT_cconly): Fixed z10prop attribute.
20416 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20417 (*movsi_larl): Fixed z10prop attribute.
20418 (*movsi_zarch): Fixed z10prop attribute.
20419 (*movsi_eas): Fixed z10prop attribute.
20420 (*movhi): Fixed z10prop attribute.
20421 (*movqi): Fixed z10prop attribute.
20422 (*movstrictqi): Fixed z10prop attribute.
20423 (*mov<mode>): Fixed z10prop attribute.
20424 (*movcc): Fixed z10prop attribute.
20425 (*sethighpartdi_64): Fixed z10prop attribute.
20426 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20427 (*negdi2_sign_cc): Fixed z10prop attribute.
20428 (*negdi2_sign): Fixed z10prop attribute.
20429 (*absdi2_sign_cc): Fixed z10prop attribute.
20430 (*absdi2_sign): Fixed z10prop attribute.
20431 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20432 (*negabsdi2_sign): Fixed z10prop attribute.
20433 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20434 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20435 (doloop_si64): Fixed z10prop attribute.
20436 (doloop_si31): Fixed z10prop attribute.
20437 (doloop_long): Fixed z10prop attribute.
20438 (indirect_jump): Fixed z10prop attribute.
20439 (nop): Fixed z10prop attribute.
20440 (main_base_64): Fixed z10prop attribute.
20441 (reload_base_64): Fixed z10prop attribute.
20443 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20445 PR rtl-optimization/38740
20446 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20448 * config/mips/mips.c (mips_reorg): Likewise.
20450 2009-01-28 Richard Guenther <rguenther@suse.de>
20452 PR tree-optimization/38926
20453 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20454 with the correct value id to a value.
20455 (do_regular_insertion): Use the value number of edoubleprime
20456 for the value number of the expr.
20459 2008-08-21 Richard Guenther <rguenther@suse.de>
20461 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20462 a PHI ask VN if it is already available.
20463 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20464 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20466 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20468 PR middle-end/38934
20469 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20470 set to varying whenever max has TREE_OVERFLOW set, similarly
20471 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20473 2009-01-28 Richard Guenther <rguenther@suse.de>
20475 PR middle-end/38908
20476 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20477 uninitialized aggregate uses in call arguments.
20479 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20481 PR tree-optimization/38984
20482 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20483 the nothing_id variable if -fno-delete-null-pointer-checks.
20485 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20488 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20489 (set_got_offset_rex64): Ditto.
20491 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20494 * doc/extend.texi: Improve local variable with asm reg.
20496 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20498 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20499 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20500 was not supplied then set warn_packed_bitfield_compat to the
20501 default value of 1.
20502 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20505 2009-01-27 Richard Guenther <rguenther@suse.de>
20507 PR tree-optimization/38503
20508 * cfgexpand.c (expand_gimple_basic_block): Ignore
20509 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20510 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20511 variables that cannot have TBAA applied.
20512 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20515 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20517 PR middle-end/38969
20518 * calls.c (initialize_argument_information): Do not wrap complex
20519 arguments in SAVE_EXPR.
20521 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20523 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20524 (INSTALL_LIBGCC): Revert typo commit.
20526 2009-01-26 Richard Guenther <rguenther@suse.de>
20528 PR tree-optimization/38745
20529 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20530 from special handling.
20532 2009-01-26 Richard Guenther <rguenther@suse.de>
20534 PR tree-optimization/38745
20535 * tree-ssa.c (execute_update_addresses_taken): Do not include
20536 variables that cannot possibly be a register in not_reg_needs.
20537 Do not clear TREE_ADDRESSABLE on vars that may not become
20539 * tree-ssa.c (update_alias_info_1): Include those in the set
20540 of addressable vars.
20542 2009-01-26 Richard Guenther <rguenther@suse.de>
20544 PR middle-end/38851
20545 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20546 * tree-ssa-dse.c: Include langhooks.h
20547 (execute_simple_dse): Remove stores with zero size.
20549 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20552 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20555 2009-01-24 Julian Brown <julian@codesourcery.com>
20557 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20558 config/arm/linux-atomic.c.
20559 * config/arm/linux-atomic.c: New.
20561 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20563 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20564 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20565 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20567 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20570 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20573 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20575 PR tree-optimization/38953
20576 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20577 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20578 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20579 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20582 2009-01-24 Paul Brook <paul@codesourcery.com>
20584 * config/arm/neon.md (neon_type): Move to arm.md.
20585 (neon_mov<VSTRUCT>): Add neon_type attribute.
20586 * config/arm/arm.md (neon_type): Move to here.
20587 (conds): Add "unconditioal" and use as default for NEON insns.
20589 2009-01-24 Ben Elliston <bje@au.ibm.com>
20591 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20592 void *' warning from -Wc++-compat.
20593 * Makefile.in (dominance.o-warn): Remove.
20595 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20597 PR tree-optimization/38932
20598 * fold-const.c (fold_unary_ignore_overflow): New.
20599 * tree.h (fold_unary_ignore_overflow): Declare.
20600 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20601 * tree-ssa-sccvn.c (visit_reference_op_load,
20602 simplify_unary_expression): Likewise.
20604 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20606 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20607 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20608 regardless of their type.
20609 * c-common.c (handle_packed_attribute): Don't ignore packed on
20611 * c.opt (Wpacked-bitfield-compat): New warning option.
20612 * stor-layout.c (place_field): Warn if offset of a field changed.
20613 * doc/extend.texi (packed): Mention the ABI change.
20614 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20615 (Warning Options): Add it to the list.
20617 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20619 * c-opts.c (c_common_post_options): Fix a typo in comments.
20621 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20623 PR middle-end/38615
20624 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20625 variables to static.
20626 * doc/invoke.texi (-fmerge-all-constants): Update description.
20628 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20631 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20632 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20634 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20636 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20638 (LOCAL_ALIGNMENT): Similarly.
20640 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20641 Joseph Myers <joseph@codesourcery.com>
20643 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20644 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20645 * config/arm/arm-tune.md: Regenerate.
20646 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20649 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20651 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20652 version number to five.
20654 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20657 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20658 * c-common.c (set_underlying_type): Likewise.
20659 (is_typedef_decl ): Likewise
20661 (set_underlying_type): Likewise.
20662 (is_typedef_type): Likewise.
20664 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20666 PR middle-end/38587
20667 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20670 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20673 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20674 (LIBGCC_SPEC): Don't define.
20675 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20677 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20679 PR rtl-optimization/38879
20680 * alias.c (base_alias_check): Unaligned access via AND address can
20681 alias all surrounding object types except those with sizes equal
20682 or wider than the size of unaligned access.
20684 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20687 * c-decl.c (clone_underlying_type): Move this ...
20688 * c-common.c (set_underlying_type): ... here.
20689 Also, make sure the function properly sets TYPE_STUB_DECL() on
20690 the newly created typedef variant type.
20691 (is_typedef_decl ): New entry point.
20692 * tree.h: Added a new member member_types_needing_access_check to
20693 struct tree_decl_non_common.
20694 (set_underlying_type): New entry point.
20695 (is_typedef_type): Likewise.
20697 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20699 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20700 Check whether two instructions have memory references that
20701 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20702 are helper functions for traversing.
20703 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20704 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20705 not to draw dependency edge for instructions with non-conflicting
20708 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20711 * longlong.h: Update copyright years. Use soft-fp license notice.
20712 Sync __clz_tab declaration with glibc.
20714 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20717 * doc/extend.texi (syscall_linkage): New.
20718 (version_id): Modify.
20720 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20721 Richard Guenther <rguenther@suse.de>
20723 PR tree-optimization/38747
20724 PR tree-optimization/38748
20725 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20726 conversion if the base address is an indirect reference and the
20727 aliasing sets could cause issues.
20729 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20731 * common.opt (fgraphite, fgraphite-identity): Add comment for
20732 explaining why these options are not documented.
20734 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20736 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20737 gimple_call_lhs is NULL.
20739 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20742 * emit-rtl.c (adjust_address_1): Make sure memref is never
20745 2009-01-20 Ben Elliston <bje@au.ibm.com>
20747 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20748 const qualifier from arg parameter. Remove unnecessary cast to char *.
20749 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20750 const qualifier from arg 2.
20752 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20754 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20756 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20759 * rtl.h (reinit_regs): New prototype.
20760 * regclass.c: Include ira.h.
20761 (reinit_regs): New.
20762 * Makefile.in (regclass.o): Add ira.h.
20763 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20765 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20768 * c-common.c (handle_aligned_attribute): Use
20769 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20770 default alignment value.
20772 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20774 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20775 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20777 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20778 __BIGGEST_ALIGNMENT__.
20780 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20782 2009-01-18 Richard Guenther <rguenther@suse.de>
20784 PR tree-optimization/38819
20785 * tree-flow.h (operation_could_trap_helper_p): Declare.
20786 * tree-eh.c (operation_could_trap_helper_p): Export.
20787 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20788 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20789 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20790 are about to insert a possibly trapping instruction and fail
20793 2009-01-18 Andreas Schwab <schwab@suse.de>
20795 * doc/install.texi (Configuration): Remove obsolete paragraph
20796 about use of --with-gnu-ld with --with-gnu-as.
20798 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20800 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20801 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20802 Follow spelling conventions.
20804 2009-01-18 Ben Elliston <bje@au.ibm.com>
20806 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20807 C++ warning about implicit conversion from void * to struct
20809 (bitmap_obstack_free): Likewise for bitmap_element *.
20810 * Makefile.in (bitmap.o-warn): Remove.
20812 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20814 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20816 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20817 Tobias Grosser <tobi.grosser@amd.com>
20819 * graphite.c (graphite_trans_scop_block): Do not block single
20822 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20824 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20825 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20826 test with assertion.
20828 2009-01-16 Richard Guenther <rguenther@suse.de>
20830 PR tree-optimization/38835
20831 PR middle-end/36227
20832 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20833 and INT + PTR -> (INT)(PTR p+ INT) folding.
20834 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20836 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20839 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20840 the subreg from a lowpart subreg if it is also casting the value.
20842 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20843 Tobias Grosser <tobi.grosser@amd.com>
20845 * graphite.c (compare_prefix_loops): New.
20846 (build_scop_canonical_schedules): Rewritten.
20847 (graphite_transform_loops): Move build_scop_canonical_schedules
20848 after build_scop_iteration_domain.
20850 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20851 Tobias Grosser <tobi.grosser@amd.com>
20853 * graphite.c (add_conditions_to_domain): Add the loops to
20854 the dimension of the iteration domain. Do copy the domain
20855 only when it exists.
20856 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20857 (add_conditions_to_constraints): New.
20858 (can_generate_code_stmt, can_generate_code): Removed.
20859 (gloog): Do not call can_generate_code.
20860 (graphite_transform_loops): Call add_conditions_to_constraints
20861 after building the iteration domain.
20863 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20865 PR tree-optimization/38789
20866 * tree-ssa-threadedge.c
20867 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20868 __builtin_constant_p.
20870 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20872 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20873 examined before deleting them.
20875 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20877 * function.c (aggregate_value_p): Correctly extract the function
20878 type from CALL_EXPR_FN lookup.
20880 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20882 * config/picochip/picochip.c (picochip_override_options): Revert
20883 CFI asm flag disable commited previously.
20885 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20886 Tobias Grosser <tobi.grosser@amd.com>
20887 Jan Sjodin <jan.sjodin@amd.com>
20889 * graphite.c (scan_tree_for_params): On substractions negate
20890 all the coefficients of the term.
20891 (clast_to_gcc_expression_red): New. Handle reduction expressions
20892 of more than two operands.
20893 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20894 (get_vdef_before_scop): Handle also the case of default definitions.
20896 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20898 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20899 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20900 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20902 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20903 Joey Ye <joey.ye@intel.com>
20905 PR middle-end/37843
20906 * cfgexpand.c (expand_stack_alignment): Don't update stack
20907 boundary nor check incoming stack boundary here.
20908 (gimple_expand_cfg): Update stack boundary and check incoming
20909 stack boundary here.
20911 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20913 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20915 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20917 PR rtl-optimization/38245
20918 * calls.c (expand_call): Add stack arguments to
20919 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20920 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20921 in regs and partially in memory or BLKmode arguments.
20922 (emit_library_call_value_1): Add stack arguments to
20923 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20924 ACCUMULATE_OUTGOING_ARGS).
20925 * dce.c: Include tm_p.h.
20926 (find_call_stack_args): New function.
20927 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20929 (mark_insn): Call find_call_stack_args for CALL_Ps.
20930 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20931 forwards. Allocate and free arg_stores bitmap if needed, pass it
20932 down to deletable_insn_p, don't mark stores set in arg_stores
20933 bitmap, clear the bitmap at the beginning of each bb.
20934 * Makefile.in (dce.o): Depend on $(TM_P_H).
20936 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20939 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20940 to make sure the insn is a conditional test (bug 22599). Reformat a
20943 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20945 PR middle-end/38431
20946 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20947 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20948 (gloog): Do not call cleanup_tree_cfg.
20949 (graphite_transform_loops): Call cleanup_tree_cfg after all
20950 scops have been code generated.
20952 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20953 * doc/gty.texi (Invoking the garbage collector): Added new node
20954 and section documenting ggc_collect.
20956 2009-01-14 Richard Guenther <rguenther@suse.de>
20958 PR tree-optimization/38826
20959 PR middle-end/38477
20960 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20961 initialization notes only if we actually emitted a warning.
20962 (intra_create_variable_infos): Add constraints for a result decl
20963 that is passed by hidden reference.
20964 (build_pred_graph): Mark all related variables non-direct on
20967 2009-01-14 Nick Clifton <nickc@redhat.com>
20969 * ira-conflicts.c: Include addresses.h for the definition of
20971 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20972 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20974 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20977 * Makefile.in (ira-lives.o): Add except.h.
20979 * ira-lives.c: Include except.h.
20980 (process_bb_node_lives): Process can_throw_internal.
20982 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20984 PR rtl-optimization/38774
20985 * combine.c (simplify_set): When undoing cc_use change, don't do
20986 PUT_CODE on the newly created comparison, but instead put back the
20989 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20991 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20992 values. Remove duplicate arm8 entry.
20994 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20996 PR tree-optimization/38786
20997 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20998 the SSA_NAME case of expand_scalar_variables_expr.
20999 Set the type of an expression to the type of its assign statement.
21000 (expand_scalar_variables_expr): Also gather the scalar computation
21001 used to index the memory access. Do not pass loop_p.
21002 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
21003 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
21004 the gimple_stmt_iterator where it inserts new code.
21005 Do not pass loop_p.
21006 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21007 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21009 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21011 * graphite.h (debug_value): Removed.
21012 * graphite.c (debug_value): Removed.
21014 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21016 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21017 ldrd/strd with two 32-bit instructions.
21019 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21021 * config/arm/arm.c (struct processors): Pass for speed down into
21022 cost helper functions.
21023 (const_ok_for_op): Handle COMPARE and inequality nodes.
21024 (arm_rtx_costs_1): Rewrite.
21025 (arm_size_rtx_costs): Update prototype.
21026 (arm_rtx_costs): Pass speed down to helper functions.
21027 (arm_slowmul_rtx_costs): Rework cost calculations.
21028 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21029 (arm_9e_rtx_costs): Likewise.
21031 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21033 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21034 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21035 (alpha_legitimize_address): Do not split local symbols wider than
21036 UNITS_PER_WORD into HIGH/LO_SUM parts.
21038 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21041 * gcc.c (process_command): Replace call to execvp with calls
21042 to pex_one and exit.
21044 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21047 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21048 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21049 variant for devices with 3-byte PC.
21050 (__tablejump_elpm__): New.
21052 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21055 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21056 offsetof member-designator, handle it as `[0].'.
21058 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21060 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21061 function when not using named sections on targets with named sections
21062 if branch distance is less than 262132.
21064 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21066 * combine.c (combine_instructions): Recompute
21067 optimize_this_for_speed_p for each BB in the main combine loop.
21069 2009-01-12 Tomas Bily <tbily@suse.cz>
21072 * tree-loop-distribution.c (prop_phis): New function.
21073 (generate_builtin): Call prop_phis.
21074 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21076 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21078 PR tree-optimization/38807
21079 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21080 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21082 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21084 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21085 subreg of op0 to the original op0.
21087 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21089 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21091 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21094 * mips-tfile.c (parse_def): Fix parsing of def strings
21095 starting with digits.
21097 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21100 * config/arm/arm.c (arm_is_long_call_p): Don't call
21101 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21103 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21105 * regrename.c (regrename_optimize): Fix dumping.
21106 (find_oldest_value_reg): Preserve REG_POINTER.
21107 (copy_hardreg_forward_1): Likewise.
21109 2009-01-09 Diego Novillo <dnovillo@google.com>
21111 * gimple.h (struct gimple_statement_base) <uid>: Document
21112 the restrictions on its use.
21113 (gimple_uid): Tidy.
21114 (gimple_set_uid): Tidy.
21116 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21118 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21119 zero guard even if align_bytes != 0 and count is smaller than
21122 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21124 PR rtl-optimization/38495
21125 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21126 (add_range_and_copies_from_move_list): Print all added ranges.
21127 Add ranges to memory optimized destination.
21129 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21133 * config/i386/i386.c (override_options): Reject
21134 -mstringop-strategy=rep_8byte with -m32.
21135 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21136 to 1. Do count comparison against epilogue_size_needed at compile
21137 time even when count_exp was constant forced into register. For
21138 size_needed don't jump to epilogue, instead just avoid aligning
21139 and invoke the body algorithm. If need_zero_guard, add zero guard
21140 even if count is non-zero, but smaller than size_needed + number of
21141 bytes that could be stored for alignment.
21142 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21143 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21144 but smaller than size_needed + number of bytes that could be stored
21145 for alignment. Compare size_needed with epilogue_size_needed instead
21146 of desired_align - align, don't adjust size_needed, pass
21147 epilogue_size_needed to the epilogue expanders.
21150 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21152 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21154 * pa.c (last_address): Change to unsigned.
21155 (update_total_code_bytes): Change argument to unsigned. Don't
21156 check if insn addresses are set.
21157 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21158 addresses are not set.
21159 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21161 2009-01-09 Nick Clifton <nickc@redhat.com>
21163 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21164 DECL_DECLARED_INLINE_P.
21166 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21168 PR middle-end/38347
21169 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21170 GET_MODE (op0) in operand_subword_force calls.
21172 PR middle-end/38771
21173 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21174 fold_convert arg0 operands to TREE_TYPE (op0) first.
21176 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21178 * params.def (ira-max-conflict-table-size): Decrease default value
21181 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21183 PR tree-optimization/37031
21184 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21186 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21187 allocate it using gc instead of heap, use VEC_quick_push instead of
21189 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21190 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21191 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21192 allocated vector from heap allocated.
21193 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21194 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21195 vector only after perfect_loop_nest_depth call.
21197 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21198 Jan Sjodin <jan.sjodin@amd.com>
21200 PR tree-optimization/38559
21201 * graphite.c (debug_value, copy_constraint,
21202 swap_constraint_variables, scale_constraint_variable, ): New.
21203 (get_lower_bound, get_upper_bound): Removed.
21204 (graphite_trans_bb_strip_mine): Clean up this code that works
21205 only for constant number of iterations. Fully copy upper and
21206 lower bound constraints, not only the constant part of them.
21207 * graphite.h (debug_value): Declared.
21209 2009-01-08 Ira Rosen <irar@il.ibm.com>
21211 PR tree-optimization/37194
21212 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21213 Don't add the cost of cost model guard in prologue to scalar
21214 outside cost in case of known number of iterations.
21216 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21217 Alan Modra <amodra@bigpond.net.au>
21219 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21220 non-word-aligned REG+CONST addressing.
21222 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21225 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21226 free_after_compilation when outputting a thunk.
21227 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21228 Do not call free_after_compilation here.
21230 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21232 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21233 (ix86_valid_target_attribute_inner_p): Ditto.
21235 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21237 PR tree-optimization/38492
21238 PR tree-optimization/38498
21239 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21240 * tree-chrec.h (scev_is_linear_expression): Declared.
21241 * graphite.c (graphite_cannot_represent_loop_niter): New.
21242 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21243 (graphite_loop_normal_form): Use gcc_assert.
21244 (scan_tree_for_params): Use CASE_CONVERT.
21245 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21246 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21247 Use gcc_assert. Discard scops that contain unhandled cases.
21248 (build_scop_conditions): Return a boolean status for unhandled cases.
21249 (strip_mine_profitable_p): Print the loop number, not its depth.
21250 (is_interchange_valid): Pass the depth of the loop nest, don't
21251 recompute it wrongly.
21252 (graphite_trans_bb_block): Same.
21253 (graphite_trans_bb_block): Print tentative of loop blocking.
21254 (graphite_trans_scop_block): Do not print that the loop has been
21256 (graphite_transform_loops): Do not handle scops that contain condition
21259 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21261 AVX Programming Reference (December, 2008)
21262 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21263 (_mm256_stream_pd): Likewise.
21264 (_mm256_stream_ps): Likewise.
21266 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21267 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21268 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21269 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21270 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21271 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21272 (ix86_expand_special_args_builtin): Likewise.
21274 * config/i386/sse.md (AVXMODEDI): New.
21275 (avx_movnt<mode>): Likewise.
21276 (avx_movnt<mode>): Likewise.
21277 (<sse>_movnt<mode>): Remove AVX support.
21278 (sse2_movntv2di): Likewise.
21280 2009-01-07 Richard Guenther <rguenther@suse.de>
21282 PR middle-end/38751
21283 * fold-const.c (extract_muldiv): Remove obsolete comment.
21284 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21285 to PLUS_EXPR canonicalization for the canonicalization.
21287 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21289 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21290 hosted cross-compilers generating less efficient code.
21292 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21294 * function.h (rtl_data): Add a dbr_scheduled_p field.
21295 * reorg.c (dbr_schedule): Set it.
21296 (gate_handle_delay_slots): Check it.
21297 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21298 (mips_reorg): Check flag_delayed_branch instead of
21299 mips_base_delayed_branch.
21300 (mips_override_options): Don't set mips_base_delayed_branch
21301 or flag_delayed_branch.
21303 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21305 PR rtl-optimization/38426.
21306 * ira.c (ira): Set current_function_is_leaf earlier.
21308 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21310 PR rtl-optimization/38722
21311 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21312 too early, only set a flag and modify after last possible
21315 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21318 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21319 * real.c (decimal_single_format): Correct values of emin and emax.
21320 (decimal_double_format): Ditto.
21321 (decimal_quad_format): Ditto.
21322 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21323 computation of DECnn_MIN and DECnn_MAX for corrected values of
21324 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21325 __DECnn_MIN__, and adjust its computation for the corrected value
21328 2009-01-06 Jan Hubicka <jh@suse.cz>
21331 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21333 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21335 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21336 Add Robert Clark to the list of testers.
21338 2009-01-06 Jan Hubicka <jh@suse.cz>
21339 Kai Tietz <kai.tietz@onevision.com>
21341 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21342 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21344 2009-01-06 Jan Hubicka <jh@suse.cz>
21345 Kai Tietz <kai.tietz@onevision.com>
21347 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21349 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21350 (ix86_nsaved_regs): Count only general purpose regs.
21351 (ix86_nsaved_sseregs): New.
21352 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21353 to 16 for w64; compute padding and size of sse reg save area.
21354 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21355 general purpose regs.
21356 (ix86_emit_save_sse_regs_using_mov): New.
21357 (ix86_expand_prologue): Save SSE regs if needed.
21358 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21359 (ix86_emit_restore_sse_regs_using_mov): New.
21360 (ix86_expand_epilogue): Save SSE regs if needed.
21362 2009-01-06 Jan Hubicka <jh@suse.cz>
21363 Kai Tietz <kai.tietz@onevision.com>
21365 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21366 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21367 functions when accumulate outgoing args is off.
21369 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21372 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21373 before using pseudos_have_intersected_live_ranges_p.
21375 * ira-int.h (ira_assert): Always define.
21377 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21379 AVX Programming Reference (December, 2008)
21380 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21381 (_mm256_permute2_pd): Likewise.
21382 (_mm_permute2_ps): Likewise.
21383 (_mm256_permute2_ps): Likewise.
21384 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21385 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21387 * config/i386/i386.c (ix86_builtins): Remove
21388 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21389 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21390 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21391 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21392 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21393 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21394 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21395 __builtin_ia32_vpermil2ps256.
21396 (ix86_init_mmx_sse_builtins): Updated.
21397 (ix86_expand_args_builtin): Likewise.
21399 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21401 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21402 long absolute calls when generating PA 2.0 code.
21404 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21406 PR rtl-optimization/38583
21407 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21409 * params.def (ira-max-conflict-table-size): New.
21411 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21413 * ira.h (ira_conflicts_p): New external definition.
21415 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21416 table. Report this. Return result of building.
21417 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21418 building conflict table.
21420 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21421 (ira_color): Use ira_conflicts_p.
21423 * global.c: Include ira.h.
21424 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21427 * Makefile.in (global.o): Add ira.h.
21429 * ira-build.c (mark_all_loops_for_removal,
21430 propagate_some_info_from_allocno): New.
21431 (remove_unnecessary_allocnos): Call
21432 propagate_some_info_from_allocno.
21433 (remove_low_level_allocnos): New.
21434 (remove_unnecessary_regions): Add parameter. Call
21435 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21436 parameter to remove_unnecessary_regions.
21437 (ira_build): Remove all regions but root if the conflict table was
21438 not built. Update conflict hard regs for allocnos crossing calls.
21440 * ira.c (ira_conflicts_p): New global.
21441 (ira): Define and use ira_conflicts_p.
21443 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21444 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21445 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21447 2009-01-06 Ben Elliston <bje@au.ibm.com>
21449 * gengtype-lex.l (YY_NO_INPUT): Define.
21451 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21454 * c-common.c (handle_vector_size_attribute): Also reject
21455 BOOLEAN_TYPE types.
21457 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21459 PR tree-optimization/38492
21460 * graphite.c (rename_map_elt, debug_rename_elt,
21461 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21462 rename_map_elt_info, eq_rename_map_elts,
21463 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21464 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21465 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21466 (sese_build_livein_liveouts): New.
21467 (new_sese, free_sese): New.
21468 (new_scop): Call new_sese.
21469 (free_scop): Call free_sese.
21470 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21471 (register_old_new_names): Renamed register_old_and_new_names.
21472 (register_scop_liveout_renames, add_loop_exit_phis,
21473 insert_loop_close_phis, struct igp,
21474 default_liveout_before_guard, add_guard_exit_phis,
21475 insert_guard_phis, copy_renames): New.
21476 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21477 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21478 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21479 (scop_adjust_phis_for_liveouts): New.
21480 (gloog): Call scop_adjust_phis_for_liveouts.
21482 * graphite.h (struct sese): Documented. Added fields liveout,
21483 num_ver and livein.
21484 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21485 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21486 (struct scop): Added field liveout_renames.
21487 (SCOP_LIVEOUT_RENAMES): New.
21489 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21491 PR tree-optimization/38510
21492 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21493 (translate_clast): Call recompute_all_dominators before
21495 (gloog): Call recompute_all_dominators before graphite_verify.
21497 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21498 Jan Sjodin <jan.sjodin@amd.com>
21500 PR tree-optimization/38500
21501 * graphite.c (create_sese_edges): Call fix_loop_structure after
21504 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21506 * config.gcc: Add m32r*-*-rtems*.
21507 * config/m32r/rtems.h: New file.
21509 2009-01-05 Ben Elliston <bje@au.ibm.com>
21511 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21512 (.po.pox): Likewise.
21513 (po/gcc.pot): Likewise.
21515 2009-01-04 David S. Miller <davem@davemloft.net>
21517 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21518 (STARTING_FRAME_OFFSET): Always set to zero.
21520 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21522 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21523 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21524 fixed-point types, and vectors of the same.
21526 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21528 * config/mips/sync.md (*mb_barrier): Rename to...
21529 (*memory_barrier): ...this.
21531 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21533 * doc/extend.texi (Function Attributes): Move @cindex after @item
21534 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21535 and put in alphabetical order. Fix 'target' name and put in order.
21536 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21539 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21541 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21542 (memory_barrier): Expand as unspec instead of unspec_volatile.
21543 Remove mem:BLK from insn operands. Use Pmode scratch register.
21544 (*memory_barrier): Define as unspec instead of unspec_volatile.
21545 Use (match_dup 0) as input operand.
21547 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21548 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21549 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21550 scratch register. Remove operand 1.
21551 (*stbar): Define as unspec instead of unspec_volatile.
21552 Use (match_dup 0) as input operand, remove (const_int 8).
21553 (*membar): Define as unspec instead of unspec_volatile.
21554 Use (match_dup 0) as input operand, remove input operand 2.
21556 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21557 (memory_barrier): Expand as unspec instead of unspec_volatile.
21558 Remove mem:BLK from insn operands. Use Pmode scratch register.
21559 (*memory_barrier): Define as unspec instead of unspec_volatile.
21560 Use (match_dup 0) as input operand.
21562 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21563 Remove mem:BLK from insn operands. Use Pmode scratch register.
21564 Set volatile flag on operand 0.
21565 (*memory_barrier): New insn pattern.
21567 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21569 (*memory_barrier): Use (match_dup 0) as input operand.
21571 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21572 Remove mem:BLK from insn operands. Use Pmode scratch register.
21573 Set volatile flag on operand 0.
21574 (*mb_internal): New insn pattern.
21576 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21578 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21580 PR middle-end/38586
21581 * function.c (struct temp_slot): Move to the section of the file
21582 that deals with temp slots. Remove field 'address'.
21583 (temp_slot_address_table): New hash table of address -> temp slot.
21584 (struct temp_slot_address_entry): New struct, items for the table.
21585 (temp_slot_address_compute_hash, temp_slot_address_hash,
21586 temp_slot_address_eq, insert_temp_slot_address): Support functions
21588 (find_temp_slot_from_address): Rewrite to use the new hash table.
21589 (remove_unused_temp_slot_addresses): Remove addresses of temp
21590 slots that have been made available.
21591 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21592 worker function for remove_unused_temp_slot_addresses.
21593 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21594 Add the temp slot address to the address -> temp slot map.
21595 (update_temp_slot_address): Update via insert_temp_slot_address.
21596 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21597 (pop_temp_slots): Likewise.
21598 (init_temp_slots): Allocate the address -> temp slot map, or empty
21599 the map if it is already allocated.
21600 (prepare_function_start): Initialize temp slot processing.
21602 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21604 PR middle-end/38584
21605 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21606 Calculate the size of all stack vars assuming no packing of stack
21607 vars will happen, replacing a quadratic algorithm with a linear one.
21609 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21612 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21615 2009-01-03 Diego Novillo <dnovillo@google.com>
21617 * doc/contrib.texi: Update contributions.
21619 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21622 * builtins.c (fold_builtin_memory_op): Give up if either operand
21623 is volatile. Set srctype or desttype to non-qualified version
21627 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21628 and FUNCTION_DECLs.
21630 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21632 PR rtl-optimization/35805
21633 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21634 problem if fast dce is able to remove any instructions.
21635 * dce.c (dce_process_block): Fix dump message.
21637 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21640 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21642 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21644 PR middle-end/38690
21645 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21646 * tree-pretty-print.c (op_code_prio): New function.
21647 (op_prio): No longer static. Use op_code_prio.
21648 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21649 Use op_prio and op_code_prio to determine if () should be
21650 printed around operand(s) or not.
21652 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21653 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21654 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21655 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21656 pp_character instead of pp_string for single letter printing.
21658 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21660 * doc/extend.texi: Fix '#pragma GCC option' typo.
21662 2009-01-02 Richard Guenther <rguenther@suse.de>
21664 * doc/install.texi (--enable-checking): Mention different
21665 default for stage1.
21666 (--enable-stage1-checking): Document.
21668 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21670 PR middle-end/30142
21671 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21672 case to be an error.
21674 2009-01-02 Ben Elliston <bje@au.ibm.com>
21676 * config/fp-bit.h (pack_d): Constify argument.
21677 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21678 (isnan): Constify argument.
21680 (iszero): Likewise.
21681 (pack_d): Likewise.
21682 (_fpadd_parts): Constify return type.
21683 (_fpmul_parts): Likewise.
21684 (_fpdiv_parts): Likewise.
21686 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21689 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21690 warn about overwriting initializer with side-effects or
21691 -Woverride-init if !IMPLICIT.
21692 (output_init_element): Likewise. Pass IMPLICIT down to
21694 (process_init_element): Add IMPLICIT argument. Pass it down
21695 to output_init_element.
21696 (push_init_element, pop_init_level, set_designator): Adjust
21697 process_init_element callers.
21698 (set_nonincremental_init, set_nonincremental_init_from_string):
21699 Adjust add_pending_init callers.
21700 (output_pending_init_elements): Adjust output_init_element callers.
21701 * c-tree.h (process_init_element): Adjust prototype.
21702 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21703 process_init_element callers.
21706 Copyright (C) 2009 Free Software Foundation, Inc.
21708 Copying and distribution of this file, with or without modification,
21709 are permitted in any medium without royalty provided the copyright
21710 notice and this notice are preserved.