1 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5 (*sibcall_pop_1): New insn pattern.
7 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
13 2009-08-23 Alan Modra <amodra@bigpond.net.au>
16 * fwprop.c (try_fwprop_subst): Allow multiple sets.
17 (get_reg_use_in): New function.
18 (forward_propagate_subreg): Propagate through subreg of zero_extend
21 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
23 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
24 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
26 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28 * configure.ac: Remove --with-datarootdir, --with-docdir,
29 --with-htmldir switches. No need to call AC_SUBST for
30 datarootdir, docdir, htmldir any more.
31 * configure: Regenerate.
32 * doc/install.texi (Configuration): Document --datarootdir,
33 --docdir, --htmldir, --pdfdir; update documentation for
35 (Prerequisites): Bump Autoconf version to 2.64, Automake to
38 * aclocal.m4: Regenerate.
39 * config.in: Regenerate.
40 * configure: Regenerate.
42 2009-08-21 Douglas B Rupp <rupp@gnat.com>
43 Olivier Hainque <hainque@adacore.com>
45 * config/ia64/ia64.c: Include libfuncs.h.
46 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
47 (ia64_expand_call): Use reg 25 on VMS.
48 (ia64_initialize_trampoline): Fix for VMS ABI.
49 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
50 (ia64_function_arg): Initialize reg 25 on VMS.
51 Fix OpenVMS ABI issues for varargs.
52 For OpenVMS, emit the Argument Information register set in the
53 incoming/sibcall case as well.
54 (ia64_arg_type): New function.
55 (ia64_function_arg_advance): Keep track of cum->words.
56 Fix OpenVMS ABI issues for varargs.
57 (ia64_function_value): On VMS, promote mode of non-aggregate types.
58 (ia64_override_options): Set flag_no_common on VMS.
59 (ia64_init_builtins): Disable FWRITE builtin.
60 (ia64_asm_output_external): Call DO_CRTL_NAMES.
61 (ia64_vms_init_libfuncs): Add decc$ routines.
62 (ia64_vms_valid_pointer_mode): New function.
63 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
64 (ia64_promote_function_mode): New function
65 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
66 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
67 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
68 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
69 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
70 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
71 Suppress trailing '#' if VALUE is numeric.
72 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
73 ia64_promote_function_mode.
74 (TARGET_VALID_POINTER_MODE): Define.
76 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
79 * config/rs6000/rs6000.c (rs6000_override_options): Use
80 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
83 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
84 reporting of vector + decimal/boolean/complex error.
86 2009-08-21 Jakub Jelinek <jakub@redhat.com>
88 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
89 __vector double TYPE_DECL.
91 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
93 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
94 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
95 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
96 to pointer to enum machine_mode. Update all callers as needed.
98 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
100 * config/alpha/alpha.md (exception_receiver): Emit alternative
101 GP load sequence if flag_reorder_blocks_and_partition is set.
102 (*exception_receiver_2): Also enable when
103 flag_reorder_blocks_and_partition is set.
105 2009-08-20 Matt Rice <ratmice@gmail.com>
106 Diego Novillo <dnovillo@google.com>
108 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
111 2009-08-20 Richard Guenther <rguenther@suse.de>
113 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
114 * c-tree.h (c_dup_lang_specific_decl): Remove.
115 (struct lang_decl, struct lang_type): Move definitions ...
116 * c-lang.h: ... here. New file.
117 * c-decl.c: Include c-lang.h.
118 (c_dup_lang_specific_decl): Remove.
119 * c-typeck.c: Include c-lang.h.
120 * Makefile.in (c-decl.o): Add c-lang.h dependency.
121 (c-typeck.o): Likewise.
122 * c-config-lang.in (gtfiles): Add c-lang.h.
123 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
126 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
128 * config/alpha/alpha.c (alpha_end_function): Do not clear
129 crtl->emit structure and free insn locators if cfun->is_thunk is true,
130 this is now handled in generic code.
132 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
134 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
135 (s390_z10_fix_long_loop_prediction): New function.
136 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
137 (s390_reorg): Walk over the INSNs and invoke
138 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
140 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
142 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
143 "*brx_64bit", "*brx_31bit"): New patterns.
144 * config/s390/s390.c ('E'): New output modifier.
146 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
147 Richard Earnshaw <richard.earnshaw@arm.com>
149 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
150 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
152 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
154 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
156 * pa.c (emit_move_sequence): Check if address of operand1 is valid
157 for mode mode of operand0 when doing secondary reload for SAR.
159 2009-08-19 Jakub Jelinek <jakub@redhat.com>
162 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
163 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
165 2009-08-19 Jason Merrill <jason@redhat.com>
167 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
168 supported template depth in C++0x.
170 2009-08-19 Jakub Jelinek <jakub@redhat.com>
172 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
173 free_after_compilation.
174 * config/score/score7.c (score7_output_mi_thunk): Likewise.
175 * config/score/score3.c (score3_output_mi_thunk): Likewise.
176 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
177 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
178 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
179 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
180 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
182 2009-08-19 Ian Lance Taylor <iant@google.com>
184 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
185 of (plus (mult (neg B) C) A).
187 2009-08-18 Michael Matz <matz@suse.de>
189 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
190 instead of comparing TYPE_MAIN_VARIANT for equality.
191 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
192 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
193 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
194 * gimplify.c (goa_lhs_expr_p): Ditto and use
195 STRIP_USELESS_TYPE_CONVERSION.
197 2009-08-18 Michael Matz <matz@suse.de>
199 * tree-ssa-structalias.c (create_variable_info_for): Also mark
200 first field in a struct.
201 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
203 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
205 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
206 locators before emit_insn is called. Remove assert that
208 (alpha_end_function): Clear crtl->emit structure and free insn
209 locators if cfun->is_thunk is true.
211 2009-08-18 Jason Merrill <jason@redhat.com>
213 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
215 * configure.ac: Test for it.
216 * configure, config.in: Regenerate.
217 * doc/install.texi: Document --enable-gnu-unique-object.
219 2009-08-18 Richard Guenther <rguenther@suse.de>
222 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
223 pow(x,y*z) only if x is nonnegative.
225 2009-08-18 Jakub Jelinek <jakub@redhat.com>
227 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
231 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
232 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
234 2009-08-17 DJ Delorie <dj@redhat.com>
236 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
237 * config/m32c/prologue.md (epilogue_freit): New.
239 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
240 (bank_switch_p): Likewise.
241 (fast_interrupt_p): Likewise.
242 (interrupt_p): Likewise.
243 (m32c_conditional_register_usage): Round memregs size up.
244 (need_to_save): We only need to save $a0 when we use ENTER.
245 (interrupt_p): Check for fast_interrupt too.
246 (bank_switch_p): New.
247 (fast_interrupt_p): New.
248 (m32c_attribute_table): Add bank_switch and fast_interrupt.
249 (m32c_emit_prolog): Support bank switching and fast interrupts.
250 * doc/extend.texi (Function Attributes): Add bank_switch and
253 2009-08-17 Douglas B Rupp <rupp@gnat.com>
255 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
256 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
258 2009-08-16 Douglas B Rupp <rupp@gnat.com>
260 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
261 (menu): Add IA-64/VMS Options.
262 (IA-64/VMS Options): Likewise.
264 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
267 * config/mips/mips.md (*lwxs): Use :P for pointer values.
269 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
271 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
272 (mips_pop_asm_switch): Likewise.
273 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
275 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
276 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
277 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
278 (mips_print_operand_punctuation): Use them. Check mips_noreorder
279 instead of set_noreorder.
280 (mips_output_function_prologue): Use the new functions.
281 (mips_output_function_epilogue): Likewise.
282 (mips_need_noat_wrapper_p): New function, split out from...
283 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
284 Use mips_push_asm_switch and mips_pop_asm_switch.
285 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
286 and mips_pop_asm_switch.
287 (ASM_OUTPUT_REG_POP): Likewise.
288 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
289 Use mips_pop_asm_switch.
290 (mips_asm_switch): New structure.
291 (set_noreorder, set_nomacro): Replace with...
292 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
293 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
294 instead of set_nomacro.
295 (fix_truncsfsi2_macro): Likewise.
296 (cprestore): Likewise.
297 (hazard): Use mips_noreorder instead of set_noreorder.
298 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
300 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
302 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
303 from prev_active_insn.
305 2009-08-16 Anatoly Sokolov <aesok@post.ru>
307 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
308 * config/avr/avr.c (avr_override_options): Initialize
309 avr_current_arch variable.
310 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
311 __AVR_HAVE_16BIT_SP__ according to the device type.
312 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
314 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
315 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
317 2009-08-16 Dodji Seketeli <dodji@redhat.com>
320 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
321 generating inlined subroutine die only. We shouldn't be
322 called for anything else.
323 (gen_block_die): Don't generate inline subroutine debug info for
326 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
328 * graphite-poly.c (print_pbb): Print PBB index.
330 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
333 * graphite-interchange.c (ppl_max_for_le): Moved...
334 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
335 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
336 ppl_Pointset_Powerset_C_Polyhedron_maximize.
337 * graphite-ppl.h (ppl_max_for_le): Declared.
339 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
341 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
342 supported on all platforms.
343 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
344 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
345 * c-pragma.c: Likewise.
346 * target-def.h (TARGET_INITIALIZER): Remove
347 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
348 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
350 2009-08-14 Douglas B Rupp <rupp@gnat.com>
352 * config/ia64/fde-vms.c: New file.
353 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
354 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
355 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
356 (uw_frame_state_for): Only register a personality routine if it is
357 known to be compatible with our expectations.
358 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
359 Declare unw_table_entry stack variable and
360 mod all calls to _Unwind_FindTableEntry to add arg.
361 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
362 (_Unwind_FindTableEntry): Add arg to prototype.
364 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
366 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
367 field 'signal_pfs_loc'.
368 (uw_frame_state_for): Remove duplicate code dealing with leaf
369 procedures without unwind info.
370 If in the frame after unwinding through a signal handler, restore
371 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
372 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
373 'pfs_loc' to the AR.PFS location in the signal context; instead
374 set 'signal_pfs_loc'.
375 Manually generate the unwind info for the AR.PFS register.
376 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
377 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
378 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
379 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
380 instead set 'signal_pfs_loc'.
381 Remove code preventing the AR.PFS register from being restored
382 from the signal context.
384 2009-08-14 Douglas B Rupp <rupp@gnat.com>
385 Tristan Gingold <gingold@adacore.com>
387 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
388 * config/ia64/t-vms: New file.
389 * config/ia64/vms64.h: New file.
390 * config/ia64/vms.h: New file.
391 * config/ia64/vms-crtinit.asm: New file.
392 * config/ia64/vms_symvec_libgcc_s.opt: New file.
393 * config/ia64/vms-unwind.h: New file.
395 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
397 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
400 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
403 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
405 * real.h (do_mpc_arg2): ... here.
406 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
409 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
411 * final.c (add_debug_prefix_map): Don't use GC memory for
412 old_prefix and new_prefix.
414 2009-08-14 Richard Guenther <rguenther@suse.de>
416 * ipa-prop.c (compute_complex_pass_through): If we cannot
417 compute a non-varying offset for IPA_JF_ANCESTOR punt.
419 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
421 * c-lex.c (c_lex_with_flags): Increase size of local variable
422 to avoid memory clobber.
424 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
427 * config/i386/i386.c (ix86_fp_comparison_strategy):
428 Only enable/disable sahf at function granularity.
430 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
432 PR rtl-optimization/41064
433 * reload1.c (reload_as_needed): Don't call extract_insn
434 for known invalid replacements after calling
435 validate_replace_rtx_group and verify_changes.
437 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
440 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
441 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
442 ix86_expand_fp_vcond.
443 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
444 Assert that operation is supported by ix86_expand_int_vcond.
445 (vcondu<SSEMODE124C8:mode>): Ditto.
447 2009-08-13 DJ Delorie <dj@redhat.com>
449 * config/i386/djgpp-stdint.h: New.
450 * config.gcc (djgpp): Use it.
452 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
454 * config/sh/sh.c (sh_override_options): When flag_exceptions or
455 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
457 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
459 * tree-ssa-loop-prefetch.c
460 (prune_ref_by_group_reuse): Enhance probabilistic analysis
461 for long-stride pruning.
462 (compute_miss_rate): New function to compute the probability
463 that two memory references access different cache lines.
465 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
467 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
469 2009-08-13 Richard Guenther <rguenther@suse.de>
472 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
473 use the constant pointer type.
474 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
475 of CV qualifiers on the target pointer type.
476 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
477 conversion check before restrict check.
479 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
482 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
484 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
486 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
488 2009-08-12 Richard Guenther <rguenther@suse.de>
490 PR tree-optimization/41011
491 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
492 and reference constructing.
494 2009-08-12 Xinliang David Li <davidxl@google.com>
496 PR tree-optimization/41012
497 * tree-flow.h : New external interface.
498 * gimple-low.c (check_call_arg): Change to public function.
499 Remove argument mismatch check in lowering.
500 * tree-inline.h (tree_can_inline_p): Interface change.
501 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
503 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
504 Call change to tree_can_inline_p function.
505 (cgraph_decide_inlining_incrementally): Ditto.
507 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
509 PR tree-optimization/41031
510 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
511 on the partition variable rather than promote_mode on the source
512 type. Assert that the partition variable's type has the same
513 mode as the source value's.
515 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
517 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
519 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
521 * calls.c (expand_call): Fix typo.
522 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
524 * stmt.c (expand_value_return): Use promote_function_mode to copy out
526 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
527 * config/cris/cris.c (cris_promote_function_mode): Likewise.
528 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
529 * config/pa/pa.c (pa_promote_function_mode): Likewise.
531 2009-08-12 Andrew Haley <aph@redhat.com>
533 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
535 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
538 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
540 2009-08-12 Richard Guenther <rguenther@suse.de>
542 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
543 * gimplify.c (gimplify_modify_expr): Do not use
544 lang_hooks.types_compatible_p.
545 * tree-ssa.c (useless_type_conversion_p): For aggregates
546 just return false if the canonical types differ.
548 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
551 * sese.c (convert_for_phi_arg): New.
552 (add_guard_exit_phis): Use convert_for_phi_arg.
554 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
556 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
557 unknown subscript upper bounds.
559 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
560 Pranav Garg <pranav.garg2107@gmail.com>
562 * graphite-interchange.c (gather_access_strides): Removed.
563 (ppl_max_for_le): New.
564 (build_linearized_memory_access): New.
565 (memory_stride_in_loop): New.
566 (pbb_interchange_profitable_p): Reimplemented.
567 * graphite-ppl.h (ppl_new_id_map): New.
568 (ppl_interchange): New.
570 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
572 * graphite-interchange.c (compute_subscript): Removed.
573 (compute_array_size_cstr): Removed.
574 (compute_array_size_poly): Removed.
575 (compute_array_size): Removed.
576 (gather_access_strides_poly): Removed.
577 (gather_access_strides): Empty.
579 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
581 * graphite-dependences.c (dependence_polyhedron_1): Replace
582 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
583 (graphite_legal_transform_dr): Same.
584 (graphite_carried_dependence_level_k): Same.
585 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
586 Initialize PDR_NB_SUBSCRIPTS.
587 (print_pdr_access_layout): Replace pdr_nb_subscripts with
589 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
590 (PDR_NB_SUBSCRIPTS): New.
591 (pdr_nb_subscripts): Removed.
592 (pdr_dim): Simplified.
593 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
594 with PDR_NB_SUBSCRIPTS.
596 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
598 * graphite-interchange.c (compute_array_size): Remove use of
600 * graphite-poly.c (new_poly_dr): Remove argument data_container.
601 Do not initialize PDR_DATA_CONTAINER.
602 (print_pdr): Do not print PDR_DATA_CONTAINER.
603 * graphite-poly.h (struct poly_dr): Remove data_container field.
604 (PDR_DATA_CONTAINER): Removed.
605 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
607 (build_poly_dr): Same.
609 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
610 Sebastian Pop <sebastian.pop@amd.com>
612 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
613 copy of the dependence polyhedron. Free the temporary objects.
614 (graphite_carried_dependence_level_k): Free unused objects before
617 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
618 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
619 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
620 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
621 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
623 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
625 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
626 Early return without analyzing the data dependences if no
627 transform has been done. Call restore_scattering if the transform
629 (graphite-interchange.c): Same.
630 * graphite-poly.c (print_scattering_function): Test for
632 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
633 (apply_poly_transforms): Do not gcc_assert that
634 the transform is legal.
635 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
636 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
637 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
638 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
639 * graphite-poly.h (struct poly_scattering): New.
640 (struct poly_bb): Add original, transformed, and saved fields.
641 Remove transformed_scattering, original_scattering,
642 nb_local_variables and nb_scattering_transform fields.
643 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
644 (poly_scattering_new): New.
645 (poly_scattering_free): New.
646 (poly_scattering_copy): New.
647 (store_scattering_pbb): New.
648 (store_scattering): New.
649 (restore_scattering_pbb): New.
650 (restore_scattering): New.
651 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
652 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
654 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
656 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
659 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
661 * Makefile.in (graphite.o): Depends on PREDICT_H.
662 * graphite.c: Include predict.h.
663 (graphite_finalize): Call tree_estimate_probability.
664 * predict.c (predict_loops): Do not call scev_initialize and
666 (tree_estimate_probability_bb): New.
667 (tree_estimate_probability): Do not initialize loops: move that
668 code to the driver. Call tree_estimate_probability_bb.
669 (tree_estimate_probability_driver): New.
670 (pass_profile): Use tree_estimate_probability_driver.
671 * predict.h (tree_estimate_probability): Declared.
673 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
675 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
676 * graphite-dependences.c (graphite_legal_transform): Add time to
677 TV_GRAPHITE_DATA_DEPS.
678 (dependency_between_pbbs_p): Same.
679 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
681 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
683 PR rtl-optimization/41033
684 * alias.c (nonoverlapping_component_refs_p): Punt when strict
685 aliasing is disabled.
687 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
689 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
690 si_mask_operand, and_load_operand, low_bitmask_operand,
691 and_reg_operand, and_operand): New predicates.
692 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
693 * config/mips/mips.c (and_operands_ok): New function.
694 * config/mips/mips-protos.h (and_operands_ok): Declare it.
695 * config/mips/mips.md (move_type): Add ext_ins and logical.
697 (and<mode>3): Use and_reg_operand as the second operand's predicate.
698 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
699 shift_shift. Remove commutative constraint modifier.
700 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
702 (*clear_upper32_dext): Remove define_insn_and_split.
703 (*clear_upper32): Turn this define_insn_and_split ...
704 (splitter for ANDing register with 0xffff_ffff): .. into this.
706 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
708 * combine.c (try_widen_shift_mode): Factor out code to check if an
709 integer constant is a low-order bitmask from here ...
710 * rtlanal.c (low_bitmask_len): ... to here.
711 * rtl.h (low_bitmask_len): Declare.
713 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
716 * config/alpha/alpha.md (addsi3): Remove expander.
717 (addsi3): Rename from *addsi3_internal insn pattern.
718 (subsi3): Remove expander.
719 (subsi3): Rename from *subsi3_internal insn pattern.
721 2009-08-11 Douglas B Rupp <rupp@gnat.com>
723 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
726 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
727 Eric Botcazou <botcazou@adacore.com>
728 Douglas B Rupp <rupp@gnat.com>
730 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
731 that records that fit in 64 bits are returned by immediate value,
732 as required by OpenVMS Calling Standard.
733 (function_value): Adjust for above modification.
734 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
735 virtual_incoming_args_rtx as base object, not next_arg.
736 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
738 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
740 * reload.c (find_reloads_subreg_address): Check the original
741 req_equiv_mem address to detect the case where an address is
742 not valid in the outer mode.
744 2009-08-11 Richard Guenther <rguenther@suse.de>
747 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
749 2009-08-10 Douglas B Rupp <rupp@gnat.com>
751 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
752 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
754 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
755 Douglas B Rupp <rupp@gnat.com>
757 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
758 PT_STACK when frame_pointer_needed on OpenVMS.
759 (alpha_pv_save_size, alpha_using_fp): Remove.
760 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
761 with proper processing for PT_NULL.
762 (alpha_vms_initial_elimination_offset): New function. Support for
763 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
764 (alpha_sa_size): Force procedure type to PT_STACK when
765 frame_pointer_needed on OpenVMS.
766 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
767 (alpha_using_fp): Likewise.
768 (alpha_vms_can_eliminate): Add prototype.
769 (alpha_vms_initial_elimination_offset): Likewise.
770 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
771 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
773 2009-08-10 Eric Botcazou <botcazou@adacore.com>
774 Douglas B Rupp <rupp@gnat.com>
776 * config/alpha/alpha.c (common_object_handler): New function.
777 (vms_attribute_table): Declare a single attribute "common_object".
778 (vms_output_aligned_decl_common): New global function.
779 (SECTION_VMS_OVERLAY): Delete.
780 (SECTION_VMS_GLOBAL): Likewise.
781 (SECTION_VMS_INITIALIZE): Likewise.
782 (vms_asm_named_section): Remove support for above flags.
783 (vms_section_type_flags): Delete.
784 (TARGET_SECTION_TYPE_FLAGS): Likewise.
785 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
786 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
787 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
789 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
792 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
793 (sub_ddmmss): Likewise.
795 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
798 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
801 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
804 * reload1.c (reload_as_needed): Use cancel_changes to completely
805 undo a failed replacement attempt.
807 2009-08-10 Richard Guenther <rguenther@suse.de>
810 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
811 (useless_type_conversion_p): ... here. Require pointer targets
814 2009-08-10 Dodji Seketeli <dodji@redhat.com>
817 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
818 loose the original type of the statement list.
820 2009-08-09 Douglas B Rupp <rupp@gnat.com>
822 * config/alpha/alpha.c: Include libfuncs.h
823 (avms_asm_output_extern): New function.
824 (alpha_init_libfuncs): Init some decc libfuncs.
825 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
826 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
827 (DO_CRTL_NAMES): Define.
829 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
830 (LONG_TYPE_SIZE): Define.
831 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
832 (SUBTARGET_SWITCHES): Define malloc64 switch.
833 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
834 (MASK_RETURN_ADDR): Define.
835 doc/invoke.texi (mmalloc64): Document switch.
837 2009-08-09 Olivier Hainque <hainque@adacore.com>
838 Douglas B Rupp <rupp@gnat.com>
840 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
841 uses_condition_handler.
842 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
843 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
844 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
845 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
846 (code_for_builtin): New insn codes for the new alpha_builtins.
847 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
848 (alpha_sa_size): Account for uses_condition_handler.
849 (alpha_expand_prologue): Likewise.
850 (alpha_start_function): Likewise.
851 (alpha_expand_epilogue): Likewise.
852 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
853 establish/revert expanders.
854 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
855 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
856 New expander, resorting to the alpha.c associated function.
857 (builtin_revert_vms_condition_handler): Likewise.
858 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
859 __gcc_shell_handler, the static VMS condition handler used as
860 an indirection wrapper to the current dynamically established
862 * config/alpha/vms-unwind.h: Complete rewrite.
863 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
864 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
866 2009-08-09 Eric Botcazou <botcazou@adacore.com>
867 Douglas B Rupp <rupp@gnat.com>
869 * config/alpha/alpha.c (alpha_links): Add 'target' field.
870 (alpha_need_linkage): Handle aliases. Return function symbol.
871 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
872 Use ultimate alias target for the linkage name.
873 * config/alpha/alpha.md (movmemdi): Use the symbol returned
874 by alpha_need_linkage for the function symbol.
875 (setmemdi): Likewise.
877 2009-08-09 Douglas B Rupp <rupp@gnat.com>
879 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
880 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
881 (ASM_WEAKEN_LABEL): Define.
882 (CRT_CALL_STATIC_FUNCTION): Define.
883 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
884 (ENDFILE_SPEC): Define.
885 (INIT_SECTION_ASM_OP): Define.
886 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
887 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
889 (MULTILIB_OSDIRNAMES): Define.
890 (shlib_version): Define.
892 (SHLIB_OBJS): Define.
893 (SHLIB_NAME): Define.
894 (SHLIB_MULTILIB): Define.
895 (SHLIB_INSTALL): Define.
896 (SHLIB_SYMVEC): Define.
897 (SHLIB_SYMVECX2): Define.
898 (SHLIB_LINK): Define.
900 2009-08-09 Douglas B Rupp <rupp@gnat.com>
902 * config/alpha/alpha.c (alpha_initialize_trampoline):
903 Initialize VMS trampoline IAW ABI for bounded procedure calls.
904 (alpha_start_function): Emit transfer address on nested functions
905 for VMS trampoline call.
906 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
907 since no longer used.
908 * config/alpha/vms-tramp.asm: Remove.
909 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
910 since now only data initialized at runtime.
912 2009-08-09 Douglas B Rupp <rupp@gnat.com>
914 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
915 (LINK_GCC_C_SEQUENCE_SPEC): Define.
916 (MD_EXEC_PREFIX): Remove, no longer used.
917 (MD_STARTFILE_PREFIX): Likewise.
918 (INCLUDE_DEFAULTS): Likewise.
919 * config/alpha/t-vms:
920 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
922 2009-08-09 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/41016
925 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
926 (operand_precision): Remove.
927 (integral_operand_p): Likewise.
928 (recognize_single_bit_test): Adjust.
930 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
932 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
933 operation overflows. Likewise non-cast unary arithmetic.
934 If one arm of a conditional expression is always taken,
935 inhibit evaluation warnings for the other arm. Likewise inhibit
936 evaluation warnings for the second && or || operand if the first
937 operand is enough to determine the result.
938 * c-typeck.c (build_conditional_expr): Apply the same inhibition
940 (build_binary_op): Prevent duplicate evaluation warnings.
942 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
944 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
945 and destination have different modes, Use promote_mode to
946 determine the signedness of the conversion. Assert that the
947 promoted source mode matches the destination mode. Don't pass
948 the destination and destination mode to expand_expr if the source
949 mode is different. Simplify conversion logic.
951 2009-08-09 Ira Rosen <irar@il.ibm.com>
953 PR tree-optimization/41008
954 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
955 from condition only in case it's a comparison. Adjust checks.
957 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
959 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
960 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
961 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
962 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
963 (dump_cand): Handle them.
964 (struct iv_cand): New members COST_STEP and AINC_USE.
965 (stmt_after_increment): Likewise.
966 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
967 callers changed. Use gimple_uid comparison instead of scanning.
968 (add_candidate_1): When looking for identical candidates, take
969 AINC_USE into account. Set it for new candidates.
970 (force_expr_to_var_cost): Cast target_spill_cost to int.
971 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
972 All callers changed. Check for availability of autoinc addressing
973 modes, both in general for a given mode, and in the specific use case.
974 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
976 (get_computation_cost): Likewise.
977 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
978 add_autoinc_candidates): New static functions.
979 (add_candidate): Call add_autoinc_candidates for candidates based on
981 (find_iv_candidates): Call set_autoinc_for_original_candidates.
982 (determine_use_iv_cost_address): If we have an autoinc candidate at
983 the matching use, verify autoinc is possible and subtract the cost
984 of the candidate's step from the cost.
985 (determine_iv_cost): Record the cost of the increment in the COST_STEP
986 member of the candidate.
987 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
988 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
990 2009-08-09 Douglas B Rupp <rupp@gnat.com>
992 * config.build (ia64-hp-*vms*): New target.
993 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
995 * config.gcc (ia64-hp-*vms*): New target.
996 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
998 * config.host (ia64-hp-*vms*): New target.
999 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1002 2009-08-08 Richard Guenther <rguenther@suse.de>
1004 PR tree-optimization/40991
1005 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1007 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1009 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1010 mode check. Do truncations in an integer mode.
1011 (force_to_mode): Handle subregs for all mode types. Only do
1012 arithmetic simplifications on integer modes.
1014 2009-08-07 Richard Guenther <rguenther@suse.de>
1016 PR tree-optimization/40999
1017 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1018 (maybe_fold_reference): Lookup constant initializers.
1019 (fold_gimple_assign): Likewise.
1021 2009-08-07 Richard Guenther <rguenther@suse.de>
1023 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1024 that require structural equality defer to the langhook.
1026 2009-08-07 Martin Jambor <mjambor@suse.cz>
1028 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1030 (struct ipa_pass_through_data): New type.
1031 (struct ipa_ancestor_jf_data): New type.
1032 (union jump_func_value): Removed field formal_id, added fields
1033 pass_through and ancestor.
1034 (struct ipa_param_call_note): Changed type of formal_id to int from
1036 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1037 operations jump functions and ancestor jump functions.
1038 (compute_complex_pass_through): New function.
1039 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1040 reflect changes in the jump function strucutre.
1041 (update_jump_functions_after_inlining): Ignore complex pass-through
1042 and ancestor jump functions.
1043 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1044 polynomial pass-through with operation jump functions.
1046 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1048 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1049 fde->dw_fde_begin as begin label instead of hot/cold label.
1050 Use LLSDAC label instead of LLSDA for second section lsda.
1051 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1052 label instead of LLSDA if it is true.
1053 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1055 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1056 SECTION argument. Use it as index into crtl->eh.call_site_record
1058 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1059 use it to determine how to print table entries instead of using
1060 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1061 label instead of normal begin label as base.
1062 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1063 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1064 ensure no EH range spans between sections and that landing pads
1065 are always in the corresponding section.
1066 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1067 for crtl->eh.call_site_record being an array rather than scalar.
1068 (output_one_function_exception_table): New function, copied
1069 from output_function_exception_table. Adjust
1070 dw2_size_of_call_site_table, dw2_output_call_site_table
1071 callers. For SECOND section use *C suffixed labels.
1072 (output_function_exception_table): Call
1073 output_one_function_exception_table and, when doing hot/cold
1074 partitioning, also another time for the second section.
1075 * opts.c: Include except.h.
1076 (decode_options): Allow -freorder-blocks-and-partition with
1077 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1078 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1079 * function.h (struct rtl_eh): Change call_site_record from
1080 scalar into array of 2 elements.
1082 2009-08-07 Martin Jambor <mjambor@suse.cz>
1084 * ipa-prop.c (count_formal_params_1): New function.
1085 (ipa_get_vector_of_formal_parms): New function.
1086 (get_vector_of_formal_parm_types): New function.
1087 (ipa_modify_formal_parameters): New function.
1088 (ipa_modify_call_arguments): New function.
1089 (index_in_adjustments_multiple_times_p): New function.
1090 (ipa_combine_adjustments): New function.
1091 (ipa_dump_param_adjustments): New function.
1092 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1093 (ipa_get_vector_of_formal_parms): Declare.
1094 (ipa_modify_formal_parameters): Declare.
1095 (ipa_modify_call_arguments): Declare.
1096 (ipa_combine_adjustments): Declare.
1097 (ipa_dump_param_adjustments): Declare.
1098 (build_ref_for_offset): Declare.
1099 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1100 * tree-sra.c: Include ipa-prop.c.
1101 (build_ref_for_offset): Make public.
1103 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1105 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1107 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1109 * gcc/doc/extend.texi (__builtin_extract_return_address)
1110 (__builtin_frob_return_address): Document.
1112 2009-08-06 Paul Brook <paul@codesourcery.com>
1114 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1115 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1116 implementation on ARMv6-M.
1118 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1120 * doc/extend.texi (pcs): Document new attribute for ARM.
1122 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1124 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1127 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1129 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1132 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1134 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1136 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1138 Merge ARM/hard_vfp_branch to trunk.
1140 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1142 * arm.c (libcall_eq): New function.
1143 (libcall_hash): New function.
1144 (add_libcall): New function.
1145 (arm_libcall_uses_aapcs_base): New function.
1146 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1147 libcalls using the base PCS.
1148 (arm_init_cumulative_args): Likewise.
1150 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1152 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1153 Use base ABI for conversion libfuncs between HFmode and SFmode.
1155 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1157 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1158 V4SImode as representatives of all 64-bit and 128-bit vector
1159 types. Allow vector types without vector modes.
1160 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1161 without vector modes like BLKmode.
1162 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1163 BLKmode. Avoid unsupported vector modes or TImode moves for
1165 (aapcs_vfp_allocate_return_reg): Likewise.
1166 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1167 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1169 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1171 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1172 (arm_get_pcs_model): Pass attribute arguments to
1173 arm_pcs_from_attribute.
1174 (arm_init_cumulative_args): Use base AAPCS for conversions from
1175 floating-point types to DImode.
1176 (arm_attribute_table): Add pcs attribute.
1177 (arm_handle_pcs_attribute): New.
1178 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1179 conversions from floating-point types to DImode, also declare them
1180 to use base AAPCS and declare functions they call to use base
1181 AAPCS and their RTABI names.
1183 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1185 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1186 -mfloat-abi=hard not being supported for VFP.
1188 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1190 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1191 SYMBOL_REF to hard_libcall_value.
1193 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1194 Richard Earnshaw <rearnsha@arm.com>
1196 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1197 has been put on the stack, all remaining co-processory arguments for
1198 that co-processor also go on the stack.
1200 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1202 * config/arm/arm.c (arm_return_in_memory): Handle returning
1203 vectors of suitable size in registers also for AAPCS case.
1205 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1207 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1209 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1211 ARM Hard-VFP calling convention
1212 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1213 * target.h (gcc_target): Add libcall_value to table of call hooks.
1214 * targhooks.h (default_libcall_value): Default implementation.
1215 * targhooks.c (default_libcall_value): Likewise.
1216 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1217 * optabs.c (expand_unop): Use it.
1218 * expr.h (hard_libcall_value): Pass the function RTX through.
1219 * calls.c (emit_library_call_value_1): Update call to
1221 * explow.c (hard_libcall_value): Use new target hook.
1222 * testsuite/lib/target-supports.exp
1223 (check_effective_target_arm_hard_vfp_ok): New hook.
1224 (check_effective_target_arm_neon_ok): Improve test for neon
1226 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1227 * config/arm/arm.c: Include cgraph.h
1228 (TARGET_FUNCTION_VALUE): Override default hook.
1229 (arm_pcs_default): New variable.
1230 (arm_override_options): Don't fault hard calling convention with VFP.
1231 Add support for AAPCS variants.
1232 (arm_function_value): Make static. Handle AAPCS variants.
1233 (arm_libcall_value): New function.
1234 (arm_apply_result_size): Handle VFP registers in results.
1235 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1237 (pcs_attribute_args): New variable.
1238 (arm_pcs_from_attribute): New function.
1239 (arm_get_pcs_model): New function.
1240 (aapcs_vfp_cum_init): New function.
1241 (aapcs_vfp_sub_candidate): New function.
1242 (aapcs_vfp_is_return_candidate): New function.
1243 (aapcs_vfp_is_call_candidate): New function.
1244 (aapcs_vfp_allocate): New function.
1245 (aapcs_vfp_allocate_return_reg): New function.
1246 (aapcs_vfp_advance): New function.
1247 (aapcs_cp_arg_layout): New variable.
1248 (aapcs_select_call_coproc): New function.
1249 (aapcs_select_return_coproc): New function.
1250 (aapcs_allocate_return_reg): New function.
1251 (aapcs_libcall_value): New function.
1252 (aapcs_layout_arg): New function.
1253 (arm_init_cumulative_args): Initialize AAPCS args data.
1254 (arm_function_arg): Handle AAPCS variants using new interface.
1255 (arm_arg_parital_bytes): Likewise.
1256 (arm_function_arg_advance): New function.
1257 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1258 calling conventions.
1259 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1260 * arm.h (NUM_VFP_ARG_REGS): Define.
1261 (LIBCALL_VALUE): Update.
1262 (FUNCTION_VALUE): Delete.
1263 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1264 (arm_pcs): New enum.
1265 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1266 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1267 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1268 * arm-protos.h (arm_function_arg_advance): Add.
1269 (aapcs_libcall_value): Add.
1270 (arm_function_value): Delete.
1272 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1273 H.J. Lu <hongjiu.lu@intel.com>
1276 * config/i386/i386.c (standard_sse_mode_p): Remove.
1277 (standard_sse_constant_p): Return 2 for integer mode
1278 vector_all_ones_operand when SSE2 is enabled.
1279 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1280 (ix86_expand_vector_move): Do not check for negative values from
1281 standard_sse_constant_p.
1283 2009-08-06 Richard Guenther <rguenther@suse.de>
1285 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1286 array type comparisons frontend independent.
1287 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1288 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1289 out array reference lower bound and element size operands.
1290 (ao_ref_init_from_vn_reference): Properly compute the offset
1291 for ARRAY_RANGE_REF.
1292 (vn_reference_fold_indirect): Fill out array reference lower
1293 bound and element size operands.
1294 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1295 a non gimple valued reference operand which can happen for
1296 array reference lower bound or element size.
1297 (create_component_ref_by_pieces_1): Properly generate the
1298 element size operand for array references.
1300 2009-08-06 Richard Guenther <rguenther@suse.de>
1302 PR tree-optimization/40964
1303 * tree.c (iterative_hash_host_wide_int): Export.
1304 * tree.h (iterative_hash_host_wide_int): Declare.
1305 * tree-ssa-structalias.c (heapvar_map): New struct.
1306 (heapvar_map_eq): New function.
1307 (heapvar_map_hash): Likewise.
1308 (heapvar_lookup): Adjust.
1309 (heapvar_insert): Likewise.
1310 (make_constraint_from_heapvar): Allow multiple heap variables
1311 per decl at different offsets.
1312 (init_alias_heapvars): Adjust.
1314 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1316 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1317 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1318 trailing sync if TARGET_SYNC_AFTER_SC.
1320 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1322 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1323 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1324 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1325 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1326 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1327 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1328 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1329 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1330 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1331 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1332 the prototype declaration match the definition.
1333 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1334 instructions explicitly. Add barrier_before and operands
1336 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1337 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1338 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1339 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1340 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1341 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1343 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1345 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1347 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1348 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1351 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1354 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1356 PR rtl-optimization/40924
1357 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1358 make sure canon_rtx (mem_address) isn't simpler than
1359 canon_rtx (expanded_mem_address).
1361 2009-08-05 Li Feng <nemokingdom@gmail.com>
1363 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1365 (build_scop_drs): Build alias set for each SCoP.
1367 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1369 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1370 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1371 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1372 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1373 (BASE_DRIVER_SELF_SPECS): Likewise.
1375 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1377 * tree-ssa-alias.c: Fix some comment typos.
1379 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1381 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1382 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1384 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1387 * simplify-rtx.c (simplify_binary_operation_1): Disable
1388 simplifications for decimal float operations.
1390 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1393 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1394 operand of INDIRECT_REF.
1396 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1398 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1399 constants referencing TLS symbols.
1401 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1403 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1404 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1406 2009-08-03 Richard Guenther <rguenther@suse.de>
1408 * tree.c (make_vector_type): Build a main variant first,
1409 get the canonical one and then build the variant.
1410 * tree-ssa.c (useless_type_conversion_p_1): Handle
1412 (useless_type_conversion_p): Conversions to pointers to
1413 incomplete record types are useless.
1415 2009-08-03 Richard Guenther <rguenther@suse.de>
1417 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1418 file will be created.
1419 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1420 * toplev.c (compile_file): Adjust comment.
1422 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1424 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1425 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1426 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1427 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1428 (sh_promote_function_mode): Fix typo.
1430 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1432 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1434 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1436 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1437 declaration arguments.
1439 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1441 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1442 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1443 (ix86_split_ashl): Ditto.
1444 (ix86_expand_vector_init_one_nonzero): Ditto.
1445 (ix86_expand_vector_set): Ditto.
1446 (ix86_expand_reduc_v4sf): Ditto.
1448 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1450 * explow.c (promote_function_mode): Remove assert.
1451 * config/sh/sh.c (sh_promote_function_mode): Declare.
1453 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1455 * config/pa/pa.c (pa_promote_function_mode): Declare.
1456 Change to static. Fix promote_mode call.
1458 * gthr-dce.h (CONST_CAST2): Define if not defined.
1459 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1461 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1463 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1465 * expr.c (store_constructor): Use promote_decl_mode. Remove
1466 now write-only variable unsignedp.
1467 (expand_expr_real_1): Use promote_decl_mode.
1468 * expr.h (promote_function_mode, promote_decl_mode): New.
1469 (promote_mode): Remove last argument.
1470 * function.c (assign_temp): Drop last argument of promote_mode.
1471 (assign_parm_find_data_types): Use promote_function_mode.
1472 (assign_parm_setup_reg): Likewise.
1473 (expand_function_end): Use promote_function_mode.
1474 * calls.c (initialize_argument_information): Use promote_function_mode.
1475 (precompute_arguments): Use promote_mode instead of checking if
1476 only PROMOTE_FUNCTION_MODE is defined.
1477 (expand_call): When making sibcall decisions, use promote_function_mode.
1478 Below, remove an if for targetm.calls.promote_function_return and
1479 and use promote_function_mode.
1480 (emit_library_call_value_1): Use promote_function_mode, fix bug
1481 where promote_mode was passed FOR_CALL == 0 for a return value in an
1483 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1484 * explow.c (promote_function_mode, promote_decl_mode): New.
1485 (promote_mode): Keep only the FOR_CALL == 0 case.
1486 * combine.c (setup_incoming_promotion): Remove test of
1487 promote_function_args. Use promote_function_mode.
1488 * stmt.c (expand_value_return): Use promote_decl_mode.
1489 (expand_decl): Use promote_decl_mode.
1491 * expr.c (store_constructor): Use promote_decl_mode. Remove
1492 now write-only variable unsignedp.
1493 (expand_expr_real_1): Use promote_decl_mode.
1494 * expr.h (promote_function_mode, promote_decl_mode): New.
1495 (promote_mode): Remove last argument.
1496 * function.c (assign_temp): Drop last argument of promote_mode.
1497 (assign_parm_find_data_types): Use promote_function_mode.
1498 (assign_parm_setup_reg): Likewise.
1499 (expand_function_end): Use promote_function_mode.
1500 * calls.c (initialize_argument_information): Use promote_function_mode.
1501 (precompute_arguments): Use promote_mode instead of checking if
1502 only PROMOTE_FUNCTION_MODE is defined.
1503 (expand_call): When making sibcall decisions, use promote_function_mode.
1504 Below, remove an if for targetm.calls.promote_function_return and
1505 and use promote_function_mode.
1506 (emit_library_call_value_1): Use promote_function_mode, fix bug
1507 where promote_mode was passed FOR_CALL == 0 for a return value in an
1509 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1510 * explow.c (promote_function_mode, promote_decl_mode): New.
1511 (promote_mode): Keep only the FOR_CALL == 0 case.
1512 * combine.c (setup_incoming_promotion): Remove test of
1513 promote_function_args. Use promote_function_mode.
1514 * stmt.c (expand_value_return): Use promote_decl_mode.
1515 (expand_decl): Use promote_decl_mode.
1517 * explow.c (promote_function_mode): Just call the target hook.
1518 * targhooks.c (default_promote_function_mode,
1519 default_promote_function_mode_always_promote): New.
1520 * targhooks.h (default_promote_function_mode,
1521 default_promote_function_mode_always_promote): Declare.
1522 * target.h (promote_function_args, promote_function_return): Remove.
1523 (promote_function_mode): New.
1524 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1525 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1526 (TARGET_PROMOTE_FUNCTION_MODE): New.
1527 (TARGET_CALLS): Adjust.
1528 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1529 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1531 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1532 * config/s390/s390.c (s390_promote_function_mode): ... here,
1533 with pointer handling.
1534 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1535 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1537 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1538 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1539 with pointer handling.
1540 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1541 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1543 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1544 * config/sh/sh.c (sh_promote_function_mode): New.
1545 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1546 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1548 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1549 * config/cris/cris.c (cris_promote_function_mode): ... here.
1550 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1551 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1553 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1554 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1555 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1556 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1558 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1559 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1560 complex type handling.
1561 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1562 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1564 * config/pa/pa.c (pa_promote_function_mode): New.
1565 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1566 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1568 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1569 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1570 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1571 * config/xtensa/xtensa.c: Likewise.
1572 * config/stormy16/stormy16.c: Likewise.
1573 * config/iq2000/iq2000.c: Likewise.
1574 * config/rs6000/rs6000.c: Likewise.
1575 * config/picochip/picochip.c: Likewise.
1576 * config/arc/arc.c: Likewise.
1577 * config/mcore/mcore.c: Likewise.
1578 * config/score/score.c: Likewise.
1579 * config/mips/mips.c: Likewise.
1580 * config/bfin/bfin.c: Likewise.
1581 * config/ia64/ia64.c: Likewise (disabled though).
1583 * config/frv/frv.h: Remove pointless remark.
1585 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1586 TARGET_PROMOTE_FUNCTION_ARGS,
1587 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1588 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1590 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1592 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1593 -floop-parallelize-all.
1594 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1595 flag_loop_parallelize_all.
1596 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1597 * graphite.c (graphite_transform_loops): Same.
1599 * graphite-poly.c (apply_poly_transforms): Same.
1601 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1603 PR tree-optimization/40914
1604 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1605 if set, then check the delta field of the PMF record.
1606 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1607 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1608 call is stored in the delta.
1610 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1612 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1614 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/bsd.h (ASM_BYTE): New define.
1617 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1618 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1619 .byte. Use fputs or putc instead of fprintf where appropriate.
1620 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1621 fputs or putc instead of fprintf where appropriate.
1622 * config/i386/i386elf.h: Ditto.
1623 * config/i386/sysv4.h: Ditto.
1625 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1626 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1627 (*tls_global_dynamic_64): Ditto.
1629 2009-07-31 Christian Bruel <christian.bruel@st.com>
1631 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1633 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1635 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1636 Remove dead code for MINUS.
1638 2009-07-31 Anthony Green <green@moxielogic.com>
1640 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1642 (moxie_expand_epilogue): Ditto for epilogue.
1643 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1645 (moxie_function_arg): Ditto.
1646 (moxie_pass_by_reference): Ditto.
1647 (moxie_arg_partial_bytes): Ditto.
1648 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1649 (FUNCTION_ARG_ADVANCE) Ditto.
1650 (REG_PARM_STACK_SPACE) Ditto.
1651 (FUNCTION_ARG_REGNO_P) Dito.
1653 * config.gcc: Add moxie linux config support.
1654 * gcc/config/moxie/uclinux.h: New file.
1656 2009-07-31 DJ Delorie <dj@redhat.com>
1658 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1659 (UNSPECV_SP_SWITCH_E): New.
1660 (sp_switch_1): Change to an unspec.
1661 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1663 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1664 reference the new stack's address
1666 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1668 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1669 graphite-clast-to-gimple.o, graphite-dependences.o,
1670 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1671 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1672 (graphite-blocking.o,
1673 graphite-clast-to-gimple.o, graphite-dependences.o,
1674 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1675 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1676 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1677 * cfgloop.h (struct loop): Add can_be_parallel field.
1678 * common.opt (fgraphite-identity): Moved up.
1679 (fgraphite-force-parallel): New flag.
1680 * graphite.c: Rewrite.
1681 * graphite.h: Rewrite.
1682 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1684 * toplev.c (graphite_out_file): New file descriptor.
1685 (graphite_in_file): New.
1686 (process_options): flag_graphite_force_parallel cannot be used without
1688 * tree-ssa-loop.c: Include toplev.h.
1689 (gate_graphite_transforms): Enable flag_graphite for
1690 flag_graphite_force_parallel.
1692 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1694 * ChangeLog.graphite: New.
1695 * graphite-blocking.c: New.
1696 * graphite-clast-to-gimple.c: New.
1697 * graphite-clast-to-gimple.h: New.
1698 * graphite-dependences.c: New.
1699 * graphite-dependences.h: New.
1700 * graphite-interchange.c: New.
1701 * graphite-poly.c: New.
1702 * graphite-poly.h: New.
1703 * graphite-ppl.c: New.
1704 * graphite-ppl.h: New.
1705 * graphite-scop-detection.c: New.
1706 * graphite-scop-detection.h: New.
1707 * graphite-sese-to-poly.c: New.
1708 * graphite-sese-to-poly.h: New.
1712 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1714 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1715 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1717 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1719 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1720 (scev_is_linear_expression): Return false if the evolution is not
1721 affine multivariate.
1723 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1725 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1726 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1728 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1730 * tree-data-ref.c (debug_data_references): New.
1731 (debug_data_reference): New.
1732 * tree-data-ref.h (debug_data_references): Declared.
1733 (debug_data_reference): Declared.
1735 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1737 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1738 * tree-data-ref.h (scop_p): Removed.
1739 (struct data_reference): Remove field scop.
1741 (stmt_simple_memref_p): Removed.
1743 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1745 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1746 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1749 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1751 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1753 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1755 * doc/invoke.texi (-fgraphite-identity): Documented.
1757 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1759 * tree-scalar-evolution.c: Fix comment.
1760 (instantiate_scev_1): Return unknow from scev instantiation if the
1761 result is not above instantiate_below.
1763 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1765 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1766 static anymore. Instantiate the symbols that may have been introduced
1768 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1771 2009-07-30 DJ Delorie <dj@redhat.com>
1773 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1774 .vliw directive to VLIW sections.
1776 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1778 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1780 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1781 (AUTOHEADER): New variable.
1782 ($(srcdir)/cstamp-h.in): Use it.
1784 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1785 Pat Haugen <pthaugen@us.ibm.com>
1786 Revital Eres <ERES@il.ibm.com>
1788 * config/rs6000/vector.md (VEC_F): Add VSX support.
1792 (vector_load_<mode>): Ditto.
1793 (vector_store_<mode>): Ditto.
1794 (vector GPR move split): Ditto.
1795 (vec_reload_and_plus_<mptrsize>): Ditto.
1796 (vec_reload_and_reg_<mptrsize>): Ditto.
1797 (add<mode>3): Ditto.
1798 (sub<mode>3): Ditto.
1799 (mul<mode>3): Ditto.
1800 (neg<mode>2): Ditto.
1801 (abs<mode>2): Ditto.
1802 (smin<mode>3): Ditto.
1803 (smax<mode>3): Ditto.
1804 (vector_eq<mode>): Ditto.
1805 (vector_gt<mode>): Ditto.
1806 (vector_ge<mode>): Ditto.
1807 (vector_gtu<mode>): Ditto.
1808 (vector_select_<mode>_uns): Ditto.
1809 (vector_eq_<mode>_p): Ditto.
1810 (vector_gt_<mode>_p): Ditto.
1811 (vector_ge_<mode>_p): Ditto.
1812 (vector_gtu_<mode>_p): Ditto.
1813 (cr6_test_for_zero): Ditto.
1814 (cr6_test_for_zero_reverse): Ditto.
1815 (cr6_test_for_lt): Ditto.
1816 (cr6_test_for_lt_reverse): Ditto.
1817 (xor<mode>3): Ditto.
1818 (ior<mode>3): Ditto.
1819 (and<mode>3): Ditto.
1820 (one_cmpl<mode>2): Ditto.
1821 (nor<mode>2): Ditto.
1822 (andc<mode>2): Ditto.
1823 (float<VEC_int<mode>2): Ditto.
1824 (unsigned_float<VEC_int><mode>2): Ditto.
1825 (fix_trunc<mode><VEC_int>2): Ditto.
1826 (fixuns_trunc<mode><VEC_int>2): Ditto.
1828 (vec_set<mode>): Ditto.
1829 (vec_extract<mode>): Ditto.
1830 (vec_interleave_highv4sf): Ditto.
1831 (vec_interleave_lowv4sf): Ditto.
1832 (vec_realign_load_<mode>): Ditto.
1833 (vec_shl_<mode>): Ditto.
1834 (vec_shr_<mode>): Ditto.
1835 (div<mode>3): New patterns for VSX.
1836 (vec_interleave_highv2df): Ditto.
1837 (vec_interleave_lowv2df): Ditto.
1838 (vec_pack_trunc_v2df): Ditto.
1839 (vec_pack_sfix_trunc_v2df): Ditto.
1840 (vec_pack_ufix_trunc_v2df): Ditto.
1841 (vec_unpacks_hi_v4sf): Ditto.
1842 (vec_unpacks_lo_v4sf): Ditto.
1843 (vec_unpacks_float_hi_v4si): Ditto.
1844 (vec_unpacks_float_lo_v4si): Ditto.
1845 (vec_unpacku_float_hi_v4si): Ditto.
1846 (vec_unpacku_float_lo_v4si): Ditto.
1847 (movmisalign<mode>): Ditto.
1848 (vector_ceil<mode>2): New patterns for vectorizing math library.
1849 (vector_floor<mode>2): Ditto.
1850 (vector_btrunc<mode>2): Ditto.
1851 (vector_copysign<mode>3): Ditto.
1853 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1854 predicate for setting the high bit in each word, used for copysign.
1856 * config/rs6000/ppc-asm.h (f19): Whitespace.
1857 (f32-f63): Define if VSX.
1858 (v0-v31): Define if Altivec.
1859 (vs0-vs63): Define if VSX.
1861 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1863 * config/rs6000/power7.md: New file, provide tuning parameters for
1866 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1867 (rs6000_cpu_cpp_builtins): Ditto.
1868 (altivec_overloaded_builtins): Ditto.
1869 (altivec_resolve_overloaded_builtin): Ditto.
1871 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1872 debug switch to disable vectorizing simple math builtin
1875 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1876 Vectorize simple math builtin functions.
1877 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1878 hook to vectorize math builtins.
1879 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1880 (rs6000_builtin_conversion): Add VSX/power7 support.
1881 (rs6000_builtin_vec_perm): Ditto.
1882 (vsplits_constant): Add support for loading up a vector constant
1883 with just the high bit set in each part.
1884 (rs6000_expand_vector_init): Add VSX/power7 support.
1885 (rs6000_expand_vector_set): Ditto.
1886 (rs6000_expand_vector_extract): Ditto.
1887 (rs6000_emit_move): Ditto.
1888 (bdesc_3arg): Ditto.
1889 (bdesc_2arg): Ditto.
1890 (bdesc_1arg): Ditto.
1891 (rs6000_expand_ternop_builtin): Ditto.
1892 (altivec_expand_builtin): Ditto.
1893 (rs6000_expand_unop_builtin): Ditto.
1894 (rs6000_init_builtins): Ditto.
1895 (altivec_init_builtins): Ditto.
1896 (builtin_function_type): Ditto.
1897 (rs6000_common_init_builtins): Ditto.
1898 (rs6000_handle_altivec_attribute); Ditto.
1899 (rs6000_mangle_type): Ditto.
1900 (rs6000_vector_mode_supported_p): Ditto.
1901 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1904 * config/rs6000/vsx.md: New file for VSX support.
1906 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1907 identifing values with just the most significant bit set.
1908 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1909 vectorized builtins.
1911 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1912 (UNSPEC_VRFIM): Delete.
1913 (splitter for loading up vector with most significant bit): New
1914 splitter for vectorizing copysign.
1915 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1916 vectorizing simple math functions.
1917 (altivec_vrfip): Add support for vectorizing simple math functions.
1918 (altivec_vrfim): Ditto.
1919 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1921 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1922 (power7.md, vsx.md): Include for power7 support.
1923 (copysigndf3): Use VSX instructions if -mvsx.
1924 (negdf2_fpr): Ditto.
1925 (absdf2_fpr): Ditto.
1926 (nabsdf2_fpr): Ditto.
1927 (adddf3_fpr): Ditto.
1928 (subdf3_fpr): Ditto.
1929 (muldf3_fpr): Ditto.
1930 (divdf3_fpr): Ditto.
1931 (fix_truncdfdi2_fpr): Ditto.
1932 (cmpdf_internal1): Ditto.
1933 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1934 (btruncdf2, btruncdf2_fpr): Ditto.
1935 (ceildf2, ceildf2_fpr): Ditto.
1936 (floordf2, floordf2_fpr): Ditto.
1937 (floatdidf2, floatdidf2_fpr): Ditto.
1938 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1939 (fmsubdf4_fpr): Ditto.
1940 (fnmadddf4_fpr_1): Ditto.
1941 (fnmadddf4_fpr_2): Ditto.
1942 (fnmsubdf4_fpr_1): Ditto.
1943 (fnmsubdf4_fpr_2): Ditto.
1944 (fixuns_truncdfdi2): Add expander for VSX support.
1945 (fix_truncdfdi2): Ditto.
1946 (fix_truncdfsi2): Ditto.
1948 (btruncsf2): Whitespace.
1949 (movdf_hardfloat32): Add support for VSX registers.
1950 (movdf_softfloat32): Ditto.
1951 (movdf_hardfloat64): Ditto.
1952 (movdf_hardfloat64_mfpgpr): Ditto.
1953 (movdf_softfloat64): Ditto.
1954 (movti splitters): Add check for vector registers supporting
1955 TImode in the future.
1956 (bpermd): Add power7 bpermd instruction.
1958 * config/rs6000/altivec.h (vec_div): Define if VSX.
1962 (vec_nearbyint): Ditto.
1965 (all predicates): Use the generic builtin function, and not the V4SF
1966 specific function so that the predicates will work with VSX's V2DF.
1970 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1971 Document new VSX functions and types.
1973 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1976 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1977 "wa", and "j" constraints. Modify "v" to talk about Altivec
1978 instead of just vector.
1980 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1983 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1984 location for phi arguments.
1985 (rewrite_update_phi_arguments): Find locations for reaching defs.
1986 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1987 Add location to add_phi_arg calls.
1988 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1989 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1990 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1991 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1992 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1993 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1994 * tree-phinodes.c (make_phi_node): Initialize location.
1995 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1996 (add_phi_arg): Add location parameter.
1997 (remove_phi_arg_num): Move location when moving phi argument.
1998 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2000 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2001 slpeel_update_phi_nodes_for_guard1,
2002 slpeel_update_phi_nodes_for_guard2,
2003 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2004 vect_loop_versioning): Set locations.
2005 * tree-parloops.c (create_phi_for_local_result,
2006 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2007 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2008 * tree-vect-loop.c (get_initial_def_for_induction,
2009 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2011 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2012 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2013 (gimple_phi_arg_set_location): New. Set locus.
2014 (gimple_phi_arg_has_location): New. Check for locus.
2015 (redirect_edge_var_map_location): New. Return locus from var_map.
2016 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2017 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2018 combining PHI arguments.
2019 (cond_store_replacement): Set location.
2020 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2021 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2022 scop_add_exit_phis_edge): Add locations.
2023 * tree-cfgcleanup.c (remove_forwarder_block,
2024 remove_forwarder_block_with_phi): Add locations.
2025 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2026 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2028 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2029 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2030 flush_pending_stmts): Add source location.
2031 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2032 stack to preserve locations.
2033 * tree-vect-stmts.c (vectorizable_load): Add location.
2034 * tree-inline.c (copy_phis_for_bb): Copy locus.
2035 (setup_one_parameter): Add call locus to inlined parameter stmts.
2036 (initialize_inlined_parameters): Pass in call location as parameter
2038 (tree_function_versioning): Pass location to setup_one_parameter.
2039 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2040 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2041 copy and edge lists.
2042 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2043 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2044 locus parameter and override the stmt default if provided.
2045 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2046 elim_graph_add_edge, elim_graph_remove_succ_edge,
2047 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2048 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2049 eliminate_phi): Add locus info in elimination graph for each edge and
2051 (insert_backedge_copies): Copy locus if present.
2052 * tree-flow.h (struct _edge_var_map): Add locus field.
2053 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2054 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2055 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2057 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2059 2009-07-30 Martin Jambor <mjambor@suse.cz>
2061 PR tree-optimization/40570
2062 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2065 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2067 * ssa-loop-manip.c: Include langhooks.h.
2068 (rewrite_phi_with_iv): New.
2069 (rewrite_all_phi_nodes_with_iv): New.
2070 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2071 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2072 * tree-parloops.c (loop_parallel_p): Move out all conditions
2073 except dependency check.
2074 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2075 (gen_parallel_loop): Call canonicalize_loop_ivs without
2076 reduction_list argument.
2077 (build_new_reduction): New.
2078 (gather_scalar_reductions): New.
2079 (try_get_loop_niter): New.
2080 (try_create_reduction_list): New.
2081 (parallleize_loops): Change the parallel conditions check.
2082 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2083 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2085 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2087 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2089 * doc/options.texi (Option properties): Mention new quoting syntax.
2091 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2093 * config/alpha/alpha.c (alpha_start_function):
2094 Handle VMS_DEBUG_MAIN_POINTER
2095 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2096 * doc/invoke.texi: Document -mdebug-main switch.
2098 2009-07-29 Richard Henderson <rth@redhat.com>
2100 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2101 (cgraph_create_edge_including_clones): Likewise.
2102 * tree-inline.c (copy_bb): Operate on the correct edges
2103 when updating the callgraph.
2105 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2107 * config/alpha/vms-cc.c: Deleted.
2108 * config/alpha/vms-ld.c: Deleted.
2109 * config/alpha/t-vms64: Moved to config/vms
2110 * config/alpha/vms-crt0-64.c: Moved to config/vms
2111 * config/alpha/vms-crt0.c: Moved to config/vms
2112 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2113 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2114 * config/alpha/xm-vms.h: Moved to config/vms
2115 * config/alpha/x-vms: Moved to config/vms
2116 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2118 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2119 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2121 * config/vms/t-vms64: Moved here from config/alpha
2122 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2123 (argc,argv,envp): Enforce 32bit malloc'ing.
2124 * config/vms/vms-psxcrt0-64.c: Likewise.
2125 * config/vms/vms-crt0.c: Moved here from config/alpha.
2126 * config/vms/vms-psxcrt0.c: Likewise.
2127 * config/vms/vms-crtl-64.h: New file.
2128 * config/vms/vms-crtl.h: New file.
2129 * config/vms/vms.opt: New file.
2130 * config/vms/xm-vms64.h: New file.
2131 * config/vms/xm-vms.h: Moved here from config/alpha.
2132 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2134 * config/vms/x-vms: Moved here from config/alpha.
2135 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2136 (vms-ld.o, vms-cc.o): Removed.
2137 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2139 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2141 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2142 correct stack (obvious VMS fix).
2144 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2146 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2147 date, version info if VMS_DEBUGGING_INFO defined.
2148 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2149 size, date calculating code moved here.
2151 2009-07-29 Paul Brook <paul@codesourcery.com>
2153 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2156 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2159 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2160 to DImode when generating insq_le insn.
2162 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2164 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2165 New macro set for VMS_DEBUGGGING_INFO.
2166 (AT_string_form): Use it.
2168 2009-07-28 DJ Delorie <dj@redhat.com>
2170 * config/mep/mep.c (vtext_section): New.
2171 (vftext_section): New.
2172 (ftext_section): New.
2173 (mep_select_section): Add support for functions.
2174 (mep_unique_section): Likewise.
2175 (mep_asm_init_sections): Likewise.
2176 (mep_encode_section_info): Remove it from here.
2178 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2180 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2182 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2183 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2185 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2187 * dwarf2out.c (output_file_names): Test new macro
2188 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2189 (add_comp_dir_attribute): Likewise.
2191 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2193 * config/i386/mingw-w64.h (LINK_SPEC): Add
2194 separating space between commands.
2196 2009-07-28 Jan Hubicka <jh@suse.cz>
2198 PR tree-optimization/40759
2199 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2202 2009-07-27 DJ Delorie <dj@redhat.com>
2204 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2205 types are dword-aligned.
2206 (mep_expand_va_start): Likewise.
2208 2009-07-27 Olivier Hainque <hainque@adacore.com>
2209 Douglas B Rupp <rupp@gnat.com>
2211 * convert.c (convert_to_pointer): Don't assume the target
2212 pointer type is POINTER_SIZE long. Fetch its precision instead.
2214 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2216 * system.h (fopen): Undefine if macro.
2218 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2220 * dwarf2out.c (output_cfi_p): Removed.
2221 (output_cfis): New function.
2222 (output_fde): New function, split from output_call_frame_info.
2223 (output_call_frame_info): Use it.
2224 (dwarf2out_switch_text_section): Use output_cfis.
2226 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2228 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2229 TARGET_BI_ARCH is specified without enabling SJLJ.
2230 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2231 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2233 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2235 * arm.md (negdi2): Use DImode if forcing a value into a register.
2237 2009-07-26 Ira Rosen <irar@il.ibm.com>
2239 PR tree-optimization/40801
2240 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2241 of vector operand from the previous copy of vector statement.
2242 Pass the correct definition type value to
2243 vect_get_vec_def_for_stmt_copy().
2245 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2247 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2248 const char ** conversion.
2250 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2252 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2253 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2254 (gcc_unreachable): Invoke __builtin_unreachable() if
2255 !ENABLE_ASSERT_CHECKING.
2257 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2259 PR rtl-optimization/40445
2260 * emit-rtl.c (next_nonnote_insn_bb): New function.
2261 * rtl.h (next_nonnote_insn_bb): Declare new function.
2262 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2263 with no successors that is the successor of the ENTRY_BLOCK.
2264 Continue from the top after removing an empty fallthrough block.
2265 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2266 of next_nonnote_insn.
2268 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2270 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2272 2009-07-25 Martin Jambor <mjambor@suse.cz>
2274 * c-common.c (c_common_attribute_table): New element for noclone.
2275 (handle_noclone_attribute): New function. Forward-declare.
2276 * tree-inline.c (tree_versionable_function_p): Check for noclone
2278 * doc/extend.texi (Labels as Values): Document need for noclone.
2279 (Function Attributes): Document noclone attribute.
2281 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2283 PR rtl-optimization/34999
2284 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2285 and dw_fde_switched_cold_to_hot fields.
2286 (output_cfi_p): New function.
2287 (output_call_frame_info): If fde->dw_fde_switched_sections,
2288 output 2 FDEs instead of one with corrupted header.
2289 (dwarf2out_do_cfi_startproc): New function.
2290 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2291 and fde->dw_fde_switched_cold_to_hot.
2292 (dwarf2out_switch_text_section): Compute
2293 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2294 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2295 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2296 Otherwise, compute fde->dw_fde_switch_cfi.
2298 2009-07-24 Cary Coutant <ccoutant@google.com>
2300 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2302 2009-07-24 Cary Coutant <ccoutant@google.com>
2304 * cfghooks.c (split_block): Copy discriminator to new block.
2305 * tree-cfg.c (assign_discriminator): Check location of last
2306 instruction in block as well as first.
2308 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2310 * config/i386/linux.c: Use fputs or putc instead of fprintf
2312 * config/i386/gas.h: Ditto.
2313 * config/i386/x86-64.h: Ditto.
2314 * config/i386/att.h: Ditto.
2316 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2318 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2321 2009-07-24 Martin Jambor <mjambor@suse.cz>
2323 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2324 (ipa_push_func_to_list_1): Declare.
2325 (ipa_push_func_to_list): New function.
2327 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2328 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2329 (ipa_push_func_to_list): Removed.
2330 (ipa_pop_func_from_list): Clear node_enqueued flag.
2332 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2334 * config/s390/s390.c (override_options): Default
2335 max-unrolled-insns to 100 for z10 tuning.
2337 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2339 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2340 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2341 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2342 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2343 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2344 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2345 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2347 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2349 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2350 use default set in mingw32.h header.
2351 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2352 64-bit /mingw/include path.
2353 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2356 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2358 PR rtl-optimization/40209
2359 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2361 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2363 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2364 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2365 with the rest of string where appropriate. Use fputs or putc
2366 instead of fprintf where appropriate.
2368 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2369 Pat Haugen <pthaugen@us.ibm.com>
2370 Revital Eres <ERES@il.ibm.com>
2372 * config/rs6000/vector.md: New file. Move most of the vector
2373 expander support here from altivec.md to allow for the VSX vector
2374 unit in the future. Add support for secondary_reload patterns.
2375 Rewrite the patterns for vector comparison, and vector comparison
2376 predicate instructions so that the RTL expresses the desired
2377 behavior, instead of using unspec.
2379 * config/rs6000/constraints.md ("f" constraint): Use
2380 rs6000_constraints to hold the precalculated register class.
2381 ("d" constraint): Ditto.
2382 ("wd" constraint): New constraint for VSX.
2383 ("wf" constraint): Ditto.
2384 ("ws" constraint): Ditto.
2385 ("wa" constraint): Ditto.
2386 ("wZ" constraint): Ditto.
2387 ("j" constraint): Ditto.
2389 * config/rs6000/predicates.md (vsx_register_operand): New
2391 (vfloat_operand): New predicate for vector.md.
2392 (vint_operand): Ditto.
2393 (vlogical_operand): Ditto.
2394 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2395 (easy_vector_constant): Add VSX support.
2396 (altivec_indexed_or_indirect_operand): New predicate for
2397 recognizing Altivec style memory references with AND -16.
2399 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2400 for vector secondary reload support.
2401 (rs6000_vector_reg_class): Delete, replacing it with
2403 (rs6000_vsx_reg_class): Ditto.
2404 (rs6000_constraints): New array to hold the register classes of
2405 each of the register constraints that can vary at runtime.
2406 (builtin_mode_to_type): New static array for builtin function type
2408 (builtin_hash_table): New static hash table for builtin function
2410 (TARGET_SECONDARY_RELOAD): Define target hook.
2411 (TARGET_IRA_COVER_CLASSES): Ditto.
2412 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2413 registers are 128 bits if VSX memory reference instructions are used.
2414 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2416 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2417 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2418 Print several of the scheduling related parameters.
2419 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2420 rs6000_constraints instead of rs6000_vector_reg_class. Move
2421 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2422 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2423 Altivec. Add VSX support. Setup for secondary reload support on
2424 Altivec/VSX registers.
2425 (rs6000_override_options): Make power7 set the scheduling groups
2426 like the power5. Add support for new debug switches to override
2427 the scheduling defaults. Temporarily disable -mcpu=power7 from
2428 setting -mvsx. Add support for debug switches -malways-hint,
2429 -msched-groups, and -malign-branch-targets.
2430 (rs6000_buitlin_conversion): Add support for returning unsigned
2431 vector conversion functions to fix regressions due to stricter
2433 (rs6000_builtin_mul_widen_even): Ditto.
2434 (rs6000_builtin_mul_widen_odd): Ditto.
2435 (rs6000_builtin_vec_perm): Ditto.
2436 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2437 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2439 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2441 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2442 VSX types for bit operations. Changes to accomidate vector.md.
2443 (bdesc_2arg): Ditto.
2444 (bdesc_1arg): Ditto.
2445 (struct builtin_description_predicates): Rewrite predicate
2446 handling so that RTL describes the operation, instead of passing
2447 the instruction to be used as a string argument.
2448 (bdesc_altivec_preds): Ditto.
2449 (altivec_expand_predicate_builtin): Ditto.
2450 (altivec_expand_builtin): Ditto.
2451 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2452 statement for vsldoi support.
2453 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2454 (altivec_expand_st_builtin): Ditto.
2455 (paired_expand_builtin): Whitespace changes.
2456 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2457 builtin_mode_to_type table for secondary reload. Call
2458 builtin_function_type to build random builtin functions.
2459 (altivec_init_builtins): Change to use builtin_function_type to
2460 create builtin function types dynamically as we need them.
2461 (builtin_hash_function): New support for hashing the tree types
2462 for builtin function as we need it, rather than trying to build
2463 all of the trees that we need. Add initial preliminary VSX support.
2464 (builtin_function_type): Ditto.
2465 (builtin_function_eq): Ditto.
2466 (builtin_hash_struct): Ditto.
2467 (rs6000_init_builtins): Ditto.
2468 (rs6000_common_init_builtins): Ditto.
2469 (altivec_init_builtins): Ditto.
2470 (rs6000_common_init_builtins): Ditto.
2471 (enum reload_reg_type): New enum for simplifing reg classes.
2472 (rs6000_reload_register_type): Simplify register classes into GPR,
2473 Vector, and other registers. Altivec and VSX addresses in reload.
2474 (rs6000_secondary_reload_inner): Ditto.
2475 (rs6000_ira_cover_classes): New target hook, that returns the
2476 appropriate cover classes, based on -mvsx being used or not.
2477 (rs6000_secondary_reload_class): Add VSX support.
2478 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2479 (get_vsel_insn): Ditto.
2480 (rs6000_emit_vector_compare): Rewrite vector conditional support
2481 so that where we can, we use RTL operators, instead of blindly use
2483 (rs6000_emit_vector_select): Ditto.
2484 (rs6000_emit_vector_cond_expr): Ditto.
2485 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2486 (create_TOC_reference): Add -mdebug=addr support.
2487 (emit_frame_save): VSX loads/stores need register indexed addressing.
2489 * config/rs6000/rs6000.md: Include vector.md.
2491 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2493 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2494 support for V2DI, V2DF in logical, permute, select operations.
2496 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2497 switch for vsx/power7.
2498 (-mvsx-scalar-memory): Ditto.
2499 (-mvsx-align-128): Ditto.
2500 (-mallow-movmisalign): Ditto.
2501 (-mallow-df-permute): Ditto.
2502 (-msched-groups): Ditto.
2503 (-malways-hint): Ditto.
2504 (-malign-branch-targets): Ditto.
2506 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2508 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2509 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2510 (rs6000_vector_reg_class): Delete.
2511 (rs6000_vsx_reg_class): Ditto.
2512 (enum rs6000_reg_class_enum): New enum for the constraints that
2513 vary based on target switches.
2514 (rs6000_constraints): New array to hold the register class for all
2515 of the register constraints that vary based on the switches used.
2516 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2517 (enum rs6000_builtins): Add unsigned varients for the builtin
2518 declarations returned by target hooks for expanding multiplies,
2519 select, and permute operations. Add VSX builtins.
2520 (enum rs6000_builtin_type_index): Add entries for VSX.
2521 (V2DI_type_node): Ditto.
2522 (V2DF_type_node): Ditto.
2523 (unsigned_V2DI_type_node): Ditto.
2524 (bool_long_type_node): Ditto.
2525 (intDI_type_internal_node): Ditto.
2526 (uintDI_type_internal_node): Ditto.
2527 (double_type_internal_node): Ditto.
2529 * config/rs6000/altivec.md (whole file): Move all expanders to
2530 vector.md from altivec.md. Rename insn matching functions to be
2532 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2533 (altivec_vcmp*): Ditto.
2534 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2535 (VM): New iterator for moves that includes the VSX types.
2536 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2537 (altivec_vperm_<mode>_uns): New, for unsigned types.
2538 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2539 (altivec_eq<mode>): Ditto.
2540 (altivec_gt<mode>): Ditto.
2541 (altivec_gtu<mode>): Ditto.
2542 (altivec_eqv4sf): Ditto.
2543 (altivec_gev4sf): Ditto.
2544 (altivec_gtv4sf): Ditto.
2545 (altivec_vcmpbfp_p): Ditto.
2547 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2549 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2552 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2555 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2556 ASM_SHORT instead of .word.
2557 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2558 instead of .word in asm template.
2560 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2563 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2564 (process_bb_node_lives): Use it.
2566 * ira.c (setup_cover_and_important_classes): Don't setup
2567 ira_important_class_nums. Add cover classes to the end of
2569 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2571 (find_reg_class_closure): Use reorder_important_classes.
2573 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2575 * config/i386/i386.c (i386_ira_cover_classes): New function.
2576 (TARGET_IRA_COVER_CLASSES): Redefine.
2578 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2579 importance of order of cover classes in the array.
2581 2009-07-22 Diego Novillo <dnovillo@google.com>
2583 * tree-pass.h (TDF_EH): Define.
2584 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2585 contains TDF_EH, print the EH region number holding GS.
2586 * tree-dump.c (dump_options): Add "eh".
2587 * doc/invoke.texi: Document it.
2589 2009-07-22 Doug Kwan <dougkwan@google.com>
2591 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2593 2009-07-22 Michael Matz <matz@suse.de>
2595 PR tree-optimization/35229
2596 PR tree-optimization/39300
2598 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2599 (inhibit_phi_insertion): New function.
2600 (insert_into_preds_of_block): Call it for REFERENCEs.
2601 (init_pre): Initialize and finalize scalar evolutions.
2602 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2604 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2606 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2607 Use CONST_VECTOR_NUNITS to determine number of elements.
2609 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2611 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2612 (U, W): Constraints are now deprecated and will be removed if we
2614 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2616 ("prefetch"): Add the stcmh instruction for prefetching.
2617 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2619 (s390_short_displacement): Return always true if compiling for
2620 machines not providing the long displacement facility.
2621 (s390_mem_constraint): Support the new constraint letter Z.
2622 (s390_check_qrst_address): New function.
2624 2009-07-21 DJ Delorie <dj@redhat.com>
2626 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2629 2009-07-21 Jason Merrill <jason@redhat.com>
2631 * c-common.c (max_tinst_depth): Increase default to 1024.
2633 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2635 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2636 (vec_unpacku_float_lo_v4si): Ditto.
2638 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2641 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2642 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2643 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2644 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2646 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2648 PR tree-optimization/40813
2649 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2652 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2654 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2655 with a NOP_EXPR if needed.
2657 2009-07-21 Paul Brook <paul@codesourcery.com>
2659 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2660 Terminate debug dump with newline.
2662 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2664 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2665 Cast "1" to unsigned HOST_WIDE_INT.
2666 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2667 deposit length to the maximum length - lsb. Extend length if
2668 HOST_BITS_PER_WIDE_INT is 32.
2670 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2672 * cgraph.h (constant_pool_htab): New function.
2673 (constant_descriptor_tree): Move from varasm.c.
2674 * varasm.c (constant_pool_htab): New function.
2675 (constant_descriptor_tree): Move to cgraph.h.
2677 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2679 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2681 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2683 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2686 2009-07-20 Xinliang David Li <davidxl@google.com>
2688 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2690 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2692 * config/mips/mips.md (move_type): Add arith.
2693 (type): Handle arith.
2694 (zero_extendsidi2): Rename this into ...
2695 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2696 (zero_extendsidi2): New expander.
2697 (*zero_extendsidi2_dext): New pattern.
2699 2009-07-20 Nick Clifton <nickc@redhat.com>
2701 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2702 to set MIPS_ABI_DEFAULT.
2703 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2705 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2707 * tree-object-size.c (addr_object_size): Handle unions with
2708 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2710 PR tree-optimization/40792
2711 * tree.c (build_function_type_skip_args): Remove bogus assert.
2713 2009-07-20 Jan Hubicka <jh@suse.cz>
2714 Martin Jambor <mjambor@suse.cz>
2716 * cgraph.h (combined_args_to_skip): New field.
2717 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2718 combined_args_to_skip and args_to_skip.
2719 * tree-inline.c (update_clone_info): New function.
2720 (tree_function_versioning): Call update_clone_info.
2721 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2723 (cgraph_materialize_all_clones): More extensive dumping, working
2724 with combined_args_to_skip rather than args_to_skip.
2726 2009-07-20 Ira Rosen <irar@il.ibm.com>
2728 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2729 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2730 (get_initial_def_for_reduction): Likewise.
2731 (vectorizable_reduction): Skip the check of first operand in case
2732 of COND_EXPR. Add check that it is outer loop vectorization if
2733 nested cycle was detected. Call vectorizable_condition() for
2734 COND_EXPR. If reduction epilogue cannot be created do not fail for
2735 nested cycles (if it is not double reduction). Assert that there
2736 is only one type in the loop in case of COND_EXPR. Call
2737 vectorizable_condition() to vectorize COND_EXPR.
2738 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2739 Add parameters. Allow nested cycles if called from
2740 vectorizable_reduction(). Use reduction vector variable if provided.
2741 (vect_analyze_stmt): Call vectorizable_reduction() before
2742 vectorizable_condition().
2743 (vect_transform_stmt): Update call to vectorizable_condition().
2745 2009-07-20 Christian Bruel <christian.bruel@st.com>
2747 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2748 * doc/invoke.texi (-mfmovd): Likewise.
2749 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2751 2009-07-20 Jan Hubicka <jh@suse.cz>
2753 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2754 when handling SSA name.
2756 2009-07-19 Jan Hubicka <jh@suse.cz>
2758 PR tree-optimization/40676
2759 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2760 virtual PHIs in empty BBs.
2762 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2764 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2765 re-expanded the compound use gen_lowpart instead to convert to the
2768 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2770 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2771 OUTER_CONST arguments.
2772 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2773 the new wider mode will be masked off.
2774 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2776 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2778 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2779 high-order bits are zero.
2781 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2783 * combine.c (simplify_shift_const_1): Split code to determine
2785 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2786 new bits shifted in are identical to the old sign bit.
2788 2009-07-18 Richard Guenther <rguenther@suse.de>
2791 * gimplify.c (gimplify_call_expr): Reject code using results from
2792 functions returning void.
2794 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2796 * doc/md.texi: Document the new PowerPC "es" constraint.
2797 Document that "m" can include automodified addresses on this target,
2798 and explain how %U must be used. Extend the "Q" and "Z" documentation
2799 to suggest "es" as well as "m".
2800 * config/rs6000/constraints.md (es): New memory constraint.
2801 (Q, Z): Update strings to match new documentation.
2803 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2805 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2806 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2807 * config/rs6000/predicates.md (volatile_mem_operand): Use
2808 offsettable_nonstrict_memref_p.
2809 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2810 (*floatunssidf2_internal): Likewise.
2811 (*fix_truncdfsi2_internal): Likewise.
2812 (*fix_trunctfsi2_internal): Likewise.
2814 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2816 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2818 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2820 2009-07-17 Richard Guenther <rguenther@suse.de>
2823 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2824 (pass_warn_unused_result): Likewise.
2825 (TODO_set_props): Remove.
2826 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2828 (pass_diagnose_omp_blocks): Define.
2829 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2830 (c_gimple_diagnostics_recursively): Remove.
2831 (finish_function): Do not call it.
2832 (c_write_global_declarations): Continue after errors.
2833 Finalize the CU here.
2834 * c-gimplify.c (c_genericize): Do not gimplify here.
2835 * c-common.c (c_warn_unused_result): Move ...
2836 * tree-cfg.c (do_warn_unused_result): ... here.
2837 (run_warn_unused_result): New function.
2838 (gate_warn_unused_result): New function.
2839 (pass_warn_unused_result): New pass.
2840 * c-common.h (c_warn_unused_result): Remove.
2841 * flags.h (flag_warn_unused_result): Declare.
2842 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2843 * opts.c (flag_warn_unused_result): Initialize to false.
2844 * toplev.c (compile_file): Add comment.
2845 * omp-low.c (create_omp_child_function): Do not register
2846 the function with the frontend.
2847 (diagnose_omp_structured_block_errors): Prepare to be
2848 called as optimization pass.
2849 (gate_diagnose_omp_blocks): New function.
2850 (pass_diagnose_omp_blocks): New pass.
2851 * cgraph.h (cgraph_optimize): Remove.
2852 (cgraph_analyze_function): Likewise.
2853 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2854 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2855 before their parents here.
2856 (cgraph_finalize_function): Not here.
2857 (cgraph_analyze_function): Gimplify functions here.
2858 (cgraph_finalize_compilation_unit): Continue after errors.
2859 Optimize the callgraph from here.
2860 (cgraph_optimize): Make static.
2861 * langhooks.c (write_global_declarations): Finalize the CU.
2862 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2863 (gimplify_function_tree): Assert we gimplify only once.
2864 Set PROP_gimple_any property.
2865 * tree-nested.c (gimplify_all_functions): New function.
2866 (lower_nested_functions): Gimplify all nested functions.
2867 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2868 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2869 and pass_diagnose_omp_blocks after gimplification. Do not
2870 set TODO_set_props on all_lowering_passes.
2871 (execute_one_pass): Do not handle TODO_set_props.
2872 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2873 (gimplify.o): Add tree-pass.h dependency.
2874 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2875 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2876 (unsave_r): Likewise.
2877 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2880 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2882 * doc/service.texi (Service): Restore previously removed link,
2883 which isn't broken after all.
2885 2009-07-17 Richard Guenther <rguenther@suse.de>
2887 PR tree-optimization/40321
2888 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2889 PHI nodes to the maximal set.
2890 (make_values_for_phi): Add PHI arguments to the maximal set.
2891 (execute_pre): Dump PHI_GEN and the maximal set.
2893 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2896 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2899 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2901 * doc/extend.texi (Nested Functions): Replace broken link with
2903 * doc/service.texi (Service): Remove broken link.
2905 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2908 * builtins.c (expand_builtin_memcmp): Use loc instead of
2909 EXPR_LOCATION (exp).
2910 (expand_builtin_strncmp): Likewise.
2912 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2913 Manuel López-Ibáñez <manu@gcc.gnu.org>
2916 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2917 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2918 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2919 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2920 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2921 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2922 tree-inline.c, c-common.c, c-common.h, gimple.c,
2923 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2924 convert.c: Add location argument to fold_{unary,binary,ternary},
2925 fold_build[123], build_call_expr, build_size_arg,
2926 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2927 fold_build1_initializer, fold_build2_initializer,
2928 fold_build3_initializer, fold_build_call_array,
2929 fold_build_call_array_initializer, fold_single_bit_test,
2930 omit_one_operand, omit_two_operands, invert_truthvalue,
2931 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2932 combine_comparisons, fold_builtin_*, fold_call_expr,
2933 build_range_check, maybe_fold_offset_to_address, round_up,
2936 2009-07-16 Jason Merrill <jason@redhat.com>
2939 * c-common.c (c_common_reswords): Add __is_standard_layout
2941 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2942 * doc/implement-cxx.texi: New.
2943 * doc/gcc.texi: Include it.
2945 2009-07-16 DJ Delorie <dj@redhat.com>
2947 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2948 compares that may be indirectly affected by previous instructions.
2950 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2952 * builtins.c (do_mpc_arg2): New.
2953 (fold_builtin_2): Fold builtin cpow.
2954 * real.h (HAVE_mpc_pow): New.
2956 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2958 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2959 comparison to skip unprofitable schedule
2961 2009-07-16 Simon Baldwin <simonb@google.com>
2963 * gcc.c (option_map): New flag -no-canonical-prefixes.
2964 * (display_help): Print help text for new flag.
2965 * (process_command): Move options translation and language specifics
2966 and handle new flag early. Use it to set a function pointer to a
2967 prefix builder. Replace make_relative_prefix calls with calls to
2968 the function pointed to. Ignore new flag in regular options handling.
2969 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2971 2009-07-15 DJ Delorie <dj@redhat.com>
2973 * config/mep/mep.md (sibcall_internal): Change register to avoid
2975 (sibcall_value_internal): Likewise.
2977 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2979 PR rtl-optimization/40710
2980 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2982 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2984 * config/mips/mips.md (*extenddi_truncate<mode>,
2985 *extendsi_truncate<mode>): Change type attribute to move_type
2986 with shift_shift. Split out code handling exts from here ...
2987 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2989 (*extendhi_truncateqi): Change type attribute to move_type with
2990 shift_shift. Split out code handling exts from here ...
2991 (*extendhi_truncateqi_exts): ... to this new pattern.
2993 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2995 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2996 instead of "and" with inverted sign bit mask value. Use
2997 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2998 Allocate registers only for operand 4 and operand 5.
3000 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3003 * fold-const.c (fold_cond_expr_with_comparison): When folding
3004 < and <= to MIN, make sure the MIN uses the same type as the
3005 comparison's operands.
3007 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3009 * arm.md (ior_xor): New code iterator.
3010 (split for ior/xor with shift and zero-extend): New split pattern.
3011 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3013 2009-07-15 Richard Guenther <rguenther@suse.de>
3015 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3018 2009-07-15 Richard Guenther <rguenther@suse.de>
3021 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3023 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3025 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3026 handle 2.6.30 kernel.
3028 2009-07-15 DJ Delorie <dj@redhat.com>
3030 * config/mep/mep.md (sibcall_internal): Change register to allow
3031 for 24-bit addresses.
3032 (sibcall_value_internal): Likewise.
3034 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3036 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3037 that are enabled/disabled by the flags introduced by a previous patch.
3039 2009-07-14 DJ Delorie <dj@redhat.com>
3041 * config/mep/mep.md (sibcall_internal): Include non-toggling
3043 (sibcall_value_internal): Likewise.
3045 2009-07-14 Taras Glek <tglek@mozilla.com>
3046 Rafael Espindola <espindola@google.com>
3048 * doc/sourcebuild.texi: Document install-plugin target.
3049 * configure.ac: Added install-plugin target to language makefiles.
3050 * configure: Regenerate.
3051 * Makefile.in: (install-plugin): Install more headers,
3052 depend on lang.install-plugin.
3054 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3056 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3059 2009-07-14 DJ Delorie <dj@redhat.com>
3061 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3062 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3063 * config/mep/mep.md (sibcall_internal): Change test from
3064 mep_vliw_mode_match to mep_vliw_jmp_match.
3065 (sibcall_value_internal): Likewise.
3067 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3069 * config/i386/sse.md (copysign<mode>3): New expander.
3070 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3071 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3072 Use ix86_build_const_vector.
3073 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3074 IX86_BUILTIN_CPYSGNPD.
3075 (builtin_description): Add __builtin_ia32_copysignps and
3076 __builtin_ia32_copysignpd.
3077 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3078 and BUILT_IN_COPYSIGNF.
3080 2009-07-13 Jason Merrill <jason@redhat.com>
3082 * builtins.c (can_trust_pointer_alignment): New fn.
3083 (get_pointer_alignment): Factor it out from here.
3084 * tree.h: Declare it.
3086 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3088 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3091 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3095 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3097 2009-07-14 Richard Guenther <rguenther@suse.de>
3098 Andrey Belevantsev <abel@ispras.ru>
3101 * cfgexpand.c (partition_stack_vars): Do not bother to update
3102 alias information when not optimizing.
3104 2009-07-14 Richard Guenther <rguenther@suse.de>
3105 Andrey Belevantsev <abel@ispras.ru>
3107 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3108 (pt_solution_set): Likewise.
3109 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3110 * tree-ssa-structalias.c (pt_solution_set): New function.
3111 * final.c (rest_of_clean_state): Free SSA data structures.
3112 * print-rtl.c (print_decl_name): Remove.
3113 (print_mem_expr): Implement in terms of print_generic_expr.
3114 * alias.c (ao_ref_from_mem): New function.
3115 (rtx_refs_may_alias_p): Likewise.
3116 (true_dependence): Query alias-export info.
3117 (canon_true_dependence): Likewise.
3118 (write_dependence_p): Likewise.
3119 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3121 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3122 (mem_expr_equal_p): Use operand_equal_p.
3123 (set_mem_attributes_minus_bitpos): Do not use
3124 component_ref_for_mem_expr.
3125 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3126 (update_alias_info_with_stack_vars): Likewise.
3127 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3128 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3129 explicitly nor clear stmt operands.
3130 Free the decl-to-pointer map.
3131 * tree-optimize.c (execute_free_datastructures): Do not free
3132 SSA data structures here.
3133 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3134 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3135 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3137 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3139 2009-07-13 DJ Delorie <dj@redhat.com>
3141 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3142 unrolling at the right iteration count.
3144 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3147 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3149 * haifa-sched.c (rank_for_schedule): Introduced flags to
3150 enable/disable individual scheduling heuristics.
3151 * common.opt: Introduced flags to enable/disable individual
3152 heuristics in the scheduler.
3153 * doc/invoke.texi: Introduced flags to enable/disable individual
3154 heuristics in the scheduler.
3156 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3158 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3159 config/i386/mingw-tls.c.
3160 * config/i386/mingw-tls.c: Removed.
3162 2009-07-13 Ira Rosen <irar@il.ibm.com>
3164 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3165 checks access only relevant statements.
3166 (vectorizable_reduction): Likewise.
3168 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3170 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3171 just for 32-bit case.
3173 2009-07-12 Jan Hubicka <jh@suse.cz>
3175 PR tree-optimization/40585
3176 * except.c (expand_resx_expr): When there already is resume
3177 instruction, produce linked list.
3178 (build_post_landing_pads): Assert that resume is empty.
3179 (connect_post_landing_pads): Handle resume lists.
3180 (dump_eh_tree): Dump resume list.
3182 2009-07-12 Ira Rosen <irar@il.ibm.com>
3184 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3185 with additional argument.
3186 * tree-vectorizer.h (enum vect_def_type): Add
3187 vect_double_reduction_def.
3188 (vect_is_simple_reduction): Add argument.
3189 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3191 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3192 vect_is_simple_reduction with additional argument.
3193 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3195 (reduction_code_for_scalar_code): Handle additional codes by
3196 returning ERROR_MARK for them. Fix comment and indentation.
3197 (vect_is_simple_reduction): Fix comment, add argument to specify
3198 double reduction. Detect double reduction.
3199 (get_initial_def_for_induction): Fix indentation.
3200 (get_initial_def_for_reduction): Fix comment and indentation.
3201 Handle double reduction. Create initial definitions that do not
3202 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3203 (vect_create_epilog_for_reduction): Fix comment, add argument to
3204 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3205 epilogue result extraction. Create double reduction phi node and
3206 replace relevant uses.
3207 (vectorizable_reduction): Call vect_is_simple_reduction with
3208 additional argument. Fix indentation. Update epilogue code treatment
3209 according to the changes in reduction_code_for_scalar_code. Check
3210 for double reduction. Call vect_create_epilog_for_reduction with
3211 additional argument.
3212 * tree-vect-stmts.c (process_use): Handle double reduction, update
3214 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3215 (vect_get_vec_def_for_operand): Likewise.
3217 2009-07-12 Danny Smith <dansmister@gmail.com>
3219 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3220 dllexport if !TREE_PUBLIC.
3221 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3223 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3225 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3226 (avr_extra_arch_macro) Remove declatation.
3227 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3228 (avr_extra_arch_macro) Declare as static.
3229 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3231 2009-07-11 Jan Hubicka <jh@suse.cz>
3234 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3236 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3239 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3240 cold_in_std_section bits.
3241 (dwarf2out_begin_prologue): Initialize them.
3242 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3243 if already covered by text_section or cold_text_section range.
3245 PR rtl-optimization/40667
3246 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3247 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3248 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3249 * config/i386/i386.c (ix86_minimum_alignment): New function.
3250 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3251 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3252 * emit-rtl.c (gen_reg_rtx): Likewise.
3253 * function.c (assign_parms): Likewise. If nominal_type needs
3254 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3255 rather than passed_type's alignment.
3258 * function.c (assign_parm_setup_stack): Adjust
3259 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3260 from nominal_mode on big endian.
3262 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3264 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3266 2009-07-10 DJ Delorie <dj@redhat.com>
3268 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3270 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3272 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3274 (thumb2_cbnz): Likewise.
3276 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3279 * config.gcc (supported_defaults): Add synci.
3280 (with_synci): Add validation.
3281 (all_defaults): Add synci.
3282 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3285 * config/mips/mips.opt (msynci): New option.
3286 * config/mips/mips.c (mips_override_options): Warn on use of
3287 -msynci for targets that do now support it.
3288 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3290 * gcc/doc/invoke.texi (-msynci): Document the new option.
3291 * doc/install.texi (--with-synci): Document the new option.
3293 2009-07-10 Richard Guenther <rguenther@suse.de>
3295 PR tree-optimization/40496
3296 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3297 the PHI result with a compatible type.
3299 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3303 * c.opt (Wunused-result): New.
3304 * doc/invoke.texi: Document it.
3305 * c-common.c (c_warn_unused_result): Use it.
3307 2009-07-09 DJ Delorie <dj@redhat.com>
3309 * targhooks.c (default_target_can_inline_p): Rename from
3310 default_target_option_can_inline_p.
3311 * targhooks.h (default_target_can_inline_p): Likewise.
3312 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3313 TARGET_OPTION_CAN_INLINE_P.
3314 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3315 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3316 (mep_target_can_inline_p): Rename from
3317 mep_target_option_can_inline_p.
3320 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3321 registers used to pass vectors.
3323 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3325 2009-07-09 Tom Tromey <tromey@redhat.com>
3327 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3328 * config/mmix/mmix.c: Include dwarf2.h.
3329 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3330 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3331 * config/sh/sh.c: Include dwarf2.h.
3332 * config/i386/i386.c: Include dwarf2.h.
3333 * Makefile.in (DWARF2_H): Remove 'elf'.
3334 * except.c: Include dwarf2.h.
3335 * unwind-dw2.c: Include dwarf2.h.
3336 * dwarf2out.c: Include dwarf2.h.
3337 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3338 * unwind-dw2-fde.c: Include dwarf2.h.
3339 * dwarf2asm.c: Include dwarf2.h.
3341 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3343 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3344 (max_issue): Use it.
3345 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3347 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3348 (region_sched_info): Update.
3349 * sched-ebb.c (ebb_sched_info): Update.
3350 * modulo-sched.c (sms_sched_info): Update.
3351 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3353 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3355 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3357 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3359 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3361 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3364 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3365 arg1 with arg01 if arg1 is already INTEGER_CST.
3367 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3369 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3370 Transform (and (truncate)) into (truncate (and)).
3372 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3374 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3375 creating LHS paradoxical subregs. Fix surrounding returns to
3376 use NULL_RTX rather than 0.
3378 2009-07-08 DJ Delorie <dj@redhat.com>
3380 * config/mep/mep.c: (mep_option_can_inline_p): New.
3381 (TARGET_OPTION_CAN_INLINE_P): Define.
3383 2009-07-08 Mark Wielaard <mjw@redhat.com>
3386 * dwarf2out.c (add_data_member_location_attribute): When we have
3387 only a constant offset don't emit a new location description using
3388 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3391 2009-07-08 Richard Henderson <rth@redhat.com>
3394 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3395 (enum reg_class): Add CLOBBERED_REGS.
3396 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3397 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3398 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3399 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3400 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3401 force 64-bit sibcalls into R11.
3402 * config/i386/constraints.md (U): New constraint.
3403 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3404 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3405 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3407 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3409 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3411 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3412 * ebitmap.h (dump_ebitmap): Ditto.
3413 * optabs.h (optab_libfunc): Ditto.
3414 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3415 * tree-flow.h (vect_can_force_dr_alignment_p,
3416 get_vectype_for_scalar_type): Ditto.
3417 (vectorize_loops): Move prototype to ...
3418 * tree-vectorizer.h: ... here. Also, adjust comment.
3419 (vect_set_verbosity_level): Remove duplicate prototype.
3420 * tree-ssa-loop.c: Include tree-vectorizer.h.
3421 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3423 2009-07-08 Nick Clifton <nickc@redhat.com>
3425 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3428 2009-07-08 DJ Delorie <dj@redhat.com>
3430 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3431 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3432 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3434 * config/mep/intrinsics.md: Regenerated.
3435 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3436 registers when asm() or calls are detected.
3438 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3441 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3443 * gimple (gimple_build_call_from_tree): Likewise.
3444 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3445 no_warning flag before warning.
3447 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3449 * tree.c (set_expr_locus): Remove.
3450 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3451 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3453 * gimplify.c (internal_get_tmp_var): Likewise.
3454 (gimplify_call_expr): Likewise.
3455 (gimplify_one_sizepos): Likewise.
3457 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3460 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3461 to variables for debugging purposes.
3463 2009-06-23 Mark Loeser <mark@halcy0n.com>
3466 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3468 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3470 * pretty-print.c (pp_base_format): Remove %J.
3471 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3472 gcc_cxxdiag_char_table): Likewise.
3473 (init_dynamic_diag_info): Likewise.
3475 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3477 * pretty-print.c (pp_base_format): Remove %H.
3478 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3479 gcc_cxxdiag_char_table): Likewise.
3480 (init_dynamic_diag_info): Likewise.
3481 * config/mep/mep.c (mep_select_section): Likewise.
3483 2009-07-07 Duncan Sands <baldrick@free.fr>
3485 * final.c (pass_clean_state): Give the pass a name.
3486 * passes.c (pass_rest_of_compilation): Likewise.
3487 * tree-optimize.c (pass_all_optimizations): Likewise.
3489 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3491 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3492 an extra 'decl' for error_at.
3494 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3497 * tree-tailcall.c (adjust_return_value_with_ops,
3498 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3499 if it has complex or vector type.
3501 2009-07-07 Olivier Hainque <hainque@adacore.com>
3503 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3506 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3508 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3510 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3512 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3513 * c-decl.c: Likewise.
3514 * function.c: Likewise.
3515 * varasm.c: Likewise.
3516 * tree-ssa.c: Likewise.
3517 * c-common.c: Likewise.
3518 * tree-cfg.c: Likewise.
3519 * config/spu/spu.c: Likewise.
3520 * config/ia64/ia64.c: Likewise.
3521 * config/v850/v850.c: Likewise.
3523 2009-07-06 DJ Delorie <dj@redhat.com>
3525 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3526 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3527 unspecified accesses to control registers.
3528 * config/mep/intrinsics.md: Regenerate.
3529 * config/mep/intrinsics.h: Regenerate.
3530 * config/mep/mep-intrin.h: Regenerate.
3532 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3534 * c-lex.c: Replace %H by an explicit location. Update all calls.
3535 * c-common.c: Likewise.
3536 * c-decl.c: Likewise.
3537 * c-typeck.c: Likewise.
3538 * fold-const.c: Likewise.
3539 * gimplify.c: Likewise.
3541 * tree-cfg.c: Likewise.
3542 * tree-ssa-loop-niter.c: Likewise.
3543 * tree-vrp.c: Likewise.
3544 * value-prof.c: Likewise.
3546 2009-07-06 Diego Novillo <dnovillo@google.com>
3548 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3549 if it has one. Handle cases where VAR does not have an
3550 annotation or cfun is NULL.
3552 2009-07-06 Diego Novillo <dnovillo@google.com>
3554 * tree.c: Include debug.h.
3555 (initialize_tree_contains_struct): New.
3556 (init_ttree): Call it.
3557 (tree_node_structure_for_code): Factor out of ...
3558 (tree_node_structure): ... here.
3559 * treestruct.def (TS_PHI_NODE): Remove.
3560 (TS_GIMPLE_STATEMENT): Remove.
3562 2009-07-06 Diego Novillo <dnovillo@google.com>
3564 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3565 (debug_tree_chain): Handle cycles.
3567 2009-07-06 Nick Clifton <nickc@redhat.com>
3568 DJ Delorie <dj@redhat.com>
3570 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3571 __FMOVD_ENABLED__ is defined.
3573 (TARGET_FMOVD): Provide a default definition.
3574 (MASK_FMOVD): Likewise.
3575 (TARGET_CPU_CPP_BUILTINS): Define
3576 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3577 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3578 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3579 (split for DF load from memory into register): Also handle
3580 MEMs which consist of REG+DISP addressing.
3581 (split for DF store from register to memory): Likewise.
3582 (movsf_ie): Always use single fp_mode.
3583 * config/sh/sh.c (sh_override_options): Do not automatically
3584 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3585 that to the -mfmovd command line switch.
3586 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3587 (fldi_ok): Always allow.
3588 * config/sh/sh.opt (mfmovd): Remove this switch.
3589 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3591 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3592 Kaz Kojima <kkojima@gcc.gnu.org>
3594 PR rtl-optimization/30807
3595 * postreload.c (reload_combine): For every new use of REG_SUM,
3596 record the use of BASE.
3598 2009-07-06 Jan Hubicka <jh@suse.cz>
3600 * params.def: Revert my accidental commit at 2009-06-30.
3602 2009-07-04 Ian Lance Taylor <iant@google.com>
3605 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3607 (mingw_format_attribute_overrides): Likewise.
3609 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3612 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3613 don't check cfa.reg. Instead of cfa.indirect use
3614 fde && fde->drap_reg != INVALID_REGNUM test.
3616 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3618 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3620 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3623 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3625 2009-07-03 Richard Guenther <rguenther@suse.de>
3627 PR tree-optimization/40640
3628 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3631 2009-07-03 Jan Hubicka <jh@suse.cz>
3633 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3634 for size, reduce amount of inlining.
3636 2009-07-03 Richard Guenther <rguenther@suse.de>
3639 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3640 if t +- x is known to not overflow and the conversion widens the
3642 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3644 2009-07-03 Jan Hubicka <jh@suse.cz>
3646 * ipa-pure-const.c (analyze): Update loop optimizer init.
3647 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3648 try_remove_empty_loop, remove_empty_loops): Remove.
3649 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3650 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3651 to mark regular loops as neccesary.
3652 (degenerate_phi_p): New function.
3653 (propagate_necessity, remove_dead_phis): Use it.
3654 (forward_edge_to_pdom): Likewise.
3655 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3656 virtual PHI nodes that became unreachable.
3657 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3658 * tree-flow.h (remove_empty_loops): Remove.
3659 * passes.c (init_optimization_passes): Remove.
3661 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3663 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3664 can_create_pseudo_p.
3665 (*fix_trunc<mode>_i387_1): Ditto.
3666 (*floathi<mode>2_1): Ditto.
3667 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3668 (*fistdi2_1): Ditto.
3669 (*fist<mode>2_1): Ditto.
3670 (frndintxf2_floor): Ditto.
3671 (*fist<mode>2_floor_1): Ditto.
3672 (frndintxf2_ceil): Ditto.
3673 (*fist<mode>2_ceil_1): Ditto.
3674 (frndintxf2_trunc): Ditto.
3675 (frndintxf2_mask_pm): Ditto.
3676 (fxam<mode>2_i387_with_temp): Ditto.
3677 * config/i386/sse.md (mulv16qi3): Ditto.
3678 (*sse2_mulv4si3): Ditto.
3680 (sse4_2_pcmpestr): Ditto.
3681 (sse4_2_pcmpistr): Ditto.
3683 2009-07-03 Jan Hubicka <jh@suse.cz>
3685 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3686 (mark_stmt_necessary): Set it.
3687 (mark_operand_necessary): Set it.
3688 (mark_control_dependent_edges_necessary): Set it.
3689 (mark_virtual_phi_result_for_renaming): New function.
3690 (get_live_post_dom): New function.
3691 (forward_edge_to_pdom): New function.
3692 (remove_dead_stmt): Fix handling of control dependences.
3693 (tree_dce_init): Init new bitmap.
3694 (tree_dce_done): Free it.
3696 2009-07-02 Richard Guenther <rguenther@suse.de>
3699 * tree-ssa-structalias.c (new_var_info): Initialize
3702 2009-07-02 Jan Hubicka <jh@suse.cz>
3704 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3707 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3709 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3710 instead of recomputing it. Adjust calls.
3711 (emit_store_flag): Adjust recursive calls.
3713 2009-07-02 Richard Guenther <rguenther@suse.de>
3715 * tree-ssa-live.c (remove_unused_locals): Do not remove
3717 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3718 of DECL_EXTERNAL for HEAP variables.
3719 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3720 HEAP variables. Do not adjust RESTRICT vars.
3721 (find_what_var_points_to): Nobody cares if something
3724 2009-07-02 Ben Elliston <bje@au.ibm.com>
3726 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3727 pc_low and pc_high declarations to the top of the function.
3729 2009-07-01 DJ Delorie <dj@redhat.com>
3731 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3733 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3734 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3735 unspecified accesses to control registers.
3736 * config/mep/intrinsics.md: Regenerate.
3737 * config/mep/intrinsics.h: Regenerate.
3738 * config/mep/mep-intrin.h: Regenerate.
3740 2009-07-01 Anthony Green <green@moxielogic.com>
3742 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3743 instruction when possible.
3744 (moxie_expand_prologue): Ditto. Also, save an instruction and
3745 some complexity by popping off of $r12 instead of $sp.
3746 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3749 2009-07-01 Richard Henderson <rth@redhat.com>
3752 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3753 contained no insns, reposition note before last insn.
3755 2009-07-01 Richard Henderson <rth@redhat.com>
3758 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3759 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3761 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3764 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3765 darwin9 for printing reg addresses with %y.
3767 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3769 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3770 truncation from operands in binary operations.
3772 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3775 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3776 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3777 subreg of op0 to the original op0.
3779 * expmed.c (store_bit_field_1): Use a temporary as the destination
3780 instead of a paradoxical subreg when we need to truncate the result.
3782 2009-07-01 DJ Delorie <dj@redhat.com>
3784 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3785 names to VLIW variants.
3786 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3787 * config/mep/intrinsics.md: Regenerate.
3788 * config/mep/intrinsics.h: Regenerate.
3789 * config/mep/mep-intrin.h: Regenerate.
3791 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3794 * jump.c (returnjump_p): Revert last patch.
3795 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3797 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3800 * pa.md (casesi32p): Use jump table label to determine the offset
3802 (casesi64p): Likewise.
3804 * pa.c (forward_branch_p): Return bool type. Use instruction
3805 addresses when available. Assert that INSN has a jump label.
3806 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3809 2009-07-01 Richard Guenther <rguenther@suse.de>
3811 PR tree-optimization/19831
3812 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3813 that only act as barriers do not make any previous stores necessary.
3814 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3815 HEAP variables global, do not add a constraint from nonlocal.
3816 (find_func_aliases): Handle escapes through return statements.
3817 (compute_points_to_sets): Make escaped HEAP variables global.
3819 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3822 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3823 after reducing a DImode cstore to SImode.
3825 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3827 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3828 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3830 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3832 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3833 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3835 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3836 and umod_optab if TARGET_BSD_DIVMOD.
3837 * config/vax/lib1funcs.asm: New file.
3838 * config/vax/t-linux: New file.
3839 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3841 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3844 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3845 to type arguments that have void type.
3848 * dwarf2out.c (gen_formal_parameter_die): Call
3849 equate_decl_number_to_die if node is different from origin.
3851 2009-06-30 Anthony Green <green@moxielogic.com>
3853 Clean up moxie port for --enable-build-with-cxx.
3854 * config/moxie/moxie.c (moxie_function_value): First two
3855 parameters are const_tree, not tree.
3856 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3857 (REG_CLASS_NAMES): Ditto.
3858 (REGNO_REG_CLASS): Ditto.
3859 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3860 (moxie_function_value): Fix constyness of arguments.
3862 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3864 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3865 finalize_size_functions before further processing.
3866 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3867 (variable_size): Call self_referential_size on size expressions
3868 that contain a PLACEHOLDER_EXPR.
3869 (size_functions): New static variable.
3870 (copy_self_referential_tree_r): New static function.
3871 (self_referential_size): Likewise.
3872 (finalize_size_functions): New global function.
3873 * tree.c: Include tree-inline.h.
3874 (push_without_duplicates): New static function.
3875 (find_placeholder_in_expr): New global function.
3876 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3878 <tcc_expression>: Likewise.
3879 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3880 the call in the expression.
3881 * tree.h (finalize_size_functions): Declare.
3882 (find_placeholder_in_expr): Likewise.
3883 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3884 (substitute_placeholder_in_expr): Update comment.
3885 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3887 (copy_tree_body_r): Likewise.
3888 (copy_tree_body): New static function.
3889 (maybe_inline_call_in_expr): New global function.
3890 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3891 (maybe_inline_call_in_expr): Declare.
3892 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3893 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3896 2009-06-30 Richard Guenther <rguenther@suse.de>
3898 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3900 (propagate_necessity): Do not mark reaching defs of stores
3903 2009-06-30 Jan Hubicka <jh@suse.cz>
3905 * cfgloopanal.c (check_irred): Move into ...
3906 (mark_irreducible_loops): ... here; return true if ireducible
3908 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3909 (analyze_function): Try to prove loop finiteness.
3910 * cfgloop.h (mark_irreducible_loops): Update prototype.
3911 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3913 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3915 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3917 2009-06-30 Ira Rosen <irar@il.ibm.com>
3919 PR tree-optimization/40542
3920 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3923 2009-06-30 Martin Jambor <mjambor@suse.cz>
3925 PR tree-optimization/40582
3926 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3927 than useless_type_conversion_p.
3928 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3931 2009-06-30 Martin Jambor <mjambor@suse.cz>
3934 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3936 2009-06-30 Richard Guenther <rguenther@suse.de>
3938 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3939 use ao_ref references.
3940 (walk_aliased_vdefs): Likewise.
3941 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3942 * tree-ssa-dce.c (struct ref_data): Remove.
3943 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3944 (mark_aliased_reaching_defs_necessary): Adjust.
3945 (mark_all_reaching_defs_necessary_1): Likewise.
3947 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3950 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3951 (emit_store_flag_1): Extract from emit_store_flag, adjust
3952 calls to (what now is) emit_cstore.
3953 (emit_store_flag): Call emit_store_flag_1 and also use it
3954 for what used to be recursive calls.
3956 2009-06-30 Wei Guozhi <carrot@google.com>
3959 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3960 if the target bb post dominates from bb.
3961 * config/i386/i386.c (memory_address_length): Check existence of base
3962 register before using it.
3964 2009-06-30 Nick Clifton <nickc@redhat.com>
3965 DJ Delorie <dj@redhat.com>
3967 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3968 __FMOVD_ENABLED__ is defined.
3970 (TARGET_FMOVD): Provide a default definition.
3971 (MASK_FMOVD): Likewise.
3972 (TARGET_CPU_CPP_BUILTINS): Define
3973 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3974 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3975 two fmov instructions depending upon whether TARGET_FMOVD is
3977 (split for DF load from memory into register): Also handle
3978 MEMs which consist of REG+DISP addressing.
3979 (split for DF store from register to memory): Likewise.
3980 * config/sh/sh.opt (mfmovd): Remove this switch.
3981 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3982 * config/sh/sh.c (sh_override_options): Do not automatically
3983 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3984 that to the -mfmovd command line switch.
3986 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3988 (fldi_ok): Always allow.
3989 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3991 2009-06-29 DJ Delorie <dj@redhat.com>
3993 * doc/install.texi (mep-x-elf): Correct chip's full name.
3995 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3997 * doc/extend.texi: Fix typo.
3999 2009-06-29 Tom Tromey <tromey@redhat.com>
4002 * Makefile.in (DWARF2_H): New variable.
4004 (dwarf2out.o): Likewise.
4005 (dwarf2asm.o): Likewise.
4006 * config/i386/t-i386: Use DWARF2_H.
4007 * except.c: Include elf/dwarf2.h.
4008 * unwind-dw2.c: Include elf/dwarf2.h.
4009 * dwarf2out.c: Include elf/dwarf2.h.
4010 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4011 <dtprel>: New field.
4012 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4013 (size_of_loc_descr): Likewise.
4014 (output_loc_operands_raw): Likewise.
4015 (output_loc_operands): Handle new dtprel field.
4016 (loc_checksum): Update.
4017 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4018 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4019 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4020 * dwarf2asm.c: Include elf/dwarf2.h.
4021 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4022 * config/mmix/mmix.c: Include elf/dwarf2.h.
4023 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4024 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4025 * config/sh/sh.c: Include elf/dwarf2.h.
4026 * config/i386/i386.c: Include elf/dwarf2.h.
4028 2009-06-29 DJ Delorie <dj@redhat.com>
4030 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4032 * doc/extend.texi: Add MeP attributes and pragmas.
4033 * doc/invoke.text: Add MeP Options.
4034 * doc/contrib.texi: Add MeP contribution.
4035 * doc/md.texi: Add MeP constraints.
4036 * doc/install.texi: Add MeP target.
4038 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4040 * target.h (struct gcc_target): Add frame_pointer_required field.
4041 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4042 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4043 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4045 * reload1.c (update_eliminables): (Ditto.).
4046 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4047 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4048 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4050 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4052 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4053 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4054 (arm_frame_pointer_required): New function.
4056 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4057 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4058 (avr_frame_pointer_required_p): Declare as static.
4059 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4061 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4062 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4063 (bfin_frame_pointer_required): Make as static, change return type
4065 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4067 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4068 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4069 (cris_frame_pointer_required): New function.
4071 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4073 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4074 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4075 (fr30_frame_pointer_required): New function.
4077 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4078 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4079 (frv_frame_pointer_required): Make as static, change return type
4081 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4083 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4084 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4085 (ix86_frame_pointer_required): Make as static, change return type to
4087 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4089 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4090 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4092 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4094 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4096 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4098 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4099 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4100 (mips_frame_pointer_required): Make as static.
4101 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4103 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4104 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4105 (mmix_frame_pointer_required): Mew function.
4107 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4108 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4110 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4112 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4114 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4116 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4117 (CAN_ELIMINATE): Redefine.
4118 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4119 (sparc_frame_pointer_required): New function.
4120 (sparc_can_eliminate): New function.
4121 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4123 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4124 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4126 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4127 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4128 (xtensa_frame_pointer_required): Make as static, change return type
4130 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4133 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4135 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4136 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4137 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4138 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4139 (register_callback): Handle PLUGIN_START_UNIT.
4140 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4142 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4144 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4146 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4147 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4149 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4151 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4154 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4156 * doc/extend.texi (Additional Floating Types): __float128 is also
4157 supported on i386 targets.
4159 2009-06-29 Richard Guenther <rguenther@suse.de>
4162 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4164 (pt_solutions_same_restrict_base): Declare.
4165 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4167 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4168 (make_constraint_from, make_copy_constraint): Move earlier.
4169 (make_constraint_from_heapvar): New function.
4170 (make_constraint_from_restrict): Likewise.
4171 (handle_lhs_call): Use it.
4172 (find_func_aliases): Use it to track conversions to restrict
4174 (struct fieldoff): Add only_restrict_pointers flag.
4175 (push_fields_onto_fieldstack): Initialize it.
4176 (create_variable_info_for): Track global restrict qualified pointers.
4177 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4178 Track restrict qualified pointer arguments.
4179 (set_uids_in_ptset): Use varinfo is_global_var flag.
4180 (find_what_var_points_to): Set the vars_contains_restrict flag.
4181 Always create the points-to solution for sets including restrict tags.
4182 (pt_solutions_same_restrict_base): New function.
4183 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4184 qualified pointers use pt_solutions_same_restrict_base as
4185 additional source for disambiguation.
4187 2009-06-29 Richard Guenther <rguenther@suse.de>
4190 * alias.c (find_base_decl): Remove.
4191 (get_deref_alias_set_1): Remove restrict handling.
4192 * c-common.c (c_apply_type_quals_to_decl): Do not set
4193 DECL_POINTER_ALIAS_SET.
4194 * gimplify.c (find_single_pointer_decl_1): Remove.
4195 (find_single_pointer_decl): Likewise.
4196 (internal_get_tmp_var): Remove restrict handling.
4197 (gimple_regimplify_operands): Likewise.
4198 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4199 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4200 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4201 * tree.c (restrict_base_for_decl): Remove.
4202 (init_ttree): Do not allocate it.
4203 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4204 LABEL_DECL_UID for label decls.
4205 (copy_node_stat): Do not copy restrict information.
4206 (decl_restrict_base_lookup): Remove.
4207 (decl_restrict_base_insert): Likewise.
4208 (print_restrict_base_statistics): Likewise.
4209 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4210 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4211 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4212 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4213 (LABEL_DECL_UID): Adjust.
4214 (DECL_BASED_ON_RESTRICT_P): Remove.
4215 (DECL_GET_RESTRICT_BASE): Likewise.
4216 (SET_DECL_RESTRICT_BASE): Likewise.
4217 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4219 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4220 instead of DECL_POINTER_ALIAS_SET.
4221 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4222 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4223 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4225 2009-06-29 Richard Guenther <rguenther@suse.de>
4227 PR tree-optimization/40579
4228 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4229 the IL to simplify has constants that overflowed.
4231 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4233 PR tree-optimization/40550
4234 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4235 vector_compute_type only when the size of vector_compute_type is
4236 less than the size of type.
4238 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4240 * fold-const.c (contains_label_1): Fix comments.
4241 (contains_label_p): Do not walk trees multiple time.
4243 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4245 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4246 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4247 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4248 ix86_fp_comparison_operator.
4249 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4250 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4251 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4252 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4253 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4254 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4255 (related splits): Change predicate to ix86_fp_comparison_operator.
4256 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4257 instead of ix86_fp_comparison_codes.
4258 (ix86_trivial_fp_comparison_operator,
4259 ix86_fp_comparison_operator): New.
4260 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4261 (ix86_expand_compare): Eliminate last two parameters.
4262 (ix86_fp_jump_nontrivial_p): Kill.
4263 * config/i386/i386.c (put_condition_code): Eliminate call to
4264 ix86_fp_comparison_codes and subsequent assertion.
4265 (ix86_fp_comparison_codes): Eliminate.
4266 (ix86_fp_swap_condition): New.
4267 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4268 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4269 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4270 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4271 and ix86_fp_swap_condition.
4272 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4273 Use ix86_fp_comparison_strategy.
4274 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4275 (ix86_fp_jump_nontrivial_p): Eliminate.
4276 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4277 call to ix86_expand_compare.
4278 (ix86_split_fp_branch, ix86_expand_setcc,
4279 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4280 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4282 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4284 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4285 related to jump_clobbers.
4286 * config/arm/arm.md (conds): Remove jump_clob case.
4287 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4288 splits): Change comparison_operator to arm_comparison_operator.
4289 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4292 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4294 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4295 condition for floating point modes.
4296 * expmed.c (emit_store_flag_1): Move here a bigger part
4298 (emit_store_flag): Try swapping the condition for floating point
4300 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4302 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4304 * expr.c (expand_expr_real_1): Just use do_store_flag.
4305 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4306 emit_store_flag_force.
4307 * expmed.c (emit_store_flag_force): Copy here trick
4308 previously in expand_expr_real_1. Try reversing the comparison.
4309 (emit_store_flag_1): Work if target is NULL.
4310 (emit_store_flag): Work if target is NULL, using the result mode
4311 from the comparison. Use split_comparison, restructure final part
4312 to simplify conditionals.
4314 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4316 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4317 * dojump.c (do_jump): Change handling of floating-point
4318 ops to use just do_compare_and_jump.
4319 (split_comparison): New.
4320 (do_compare_rtx_and_jump): Add here logic coming previously
4321 in do_jump, using split_comparison.
4323 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4326 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4328 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4330 * tree-ssa-alias.c: Fix unintentional commit.
4332 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4334 * passes.c (execute_one_pass): Fix unintentional commit.
4336 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4338 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4339 (df_rd_local_compute, df_md_local_compute): Inline them.
4341 (df_md_scratch): New.
4342 (df_md_alloc, df_md_free): Allocate/free it.
4343 (df_md_local_compute): Only include live registers in init.
4344 (df_md_transfer_function): Prune the in-set computed by
4345 the confluence function, and the gen-set too.
4347 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4349 PR rtl-optimization/26854
4350 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4351 * df-problems.c (df_rd_add_problem): Fix comment.
4352 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4353 df_md_simulate_artificial_defs_at_top,
4354 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4355 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4356 df_md_transfer_function, df_md_init, df_md_confluence_0,
4357 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4358 problem_MD, df_md_add_problem): New.
4359 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4360 df_md_get_bb_info): New.
4361 (DF_LAST_PROBLEM_PLUS1): Adjust.
4363 * Makefile.in (fwprop.o): Include domwalk.h.
4364 * fwprop.c: Include domwalk.h.
4365 (reg_defs, reg_defs_stack): New.
4366 (bitmap_only_bit_between): Remove.
4367 (process_defs): New.
4368 (process_uses): Use reg_defs and local_md instead of
4369 bitmap_only_bit_between and local_rd.
4370 (single_def_use_enter_block): New, from build_single_def_use_links.
4371 (single_def_use_leave_block): New.
4372 (build_single_def_use_links): Remove code moved to
4373 single_def_use_enter_block, invoke domwalk.
4374 (use_killed_between): Adjust comment.
4376 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4378 * bitmap.h (bitmap_ior_and_into): New.
4379 * bitmap.c (bitmap_ior_and_into): New.
4381 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4383 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4384 before_dom_children_before_stmts and after_dom_children_after_stmts.
4385 Rename the two remaining callbacks to just before_dom_children and
4386 after_dom_children. Remove other GIMPLE statement walking bits.
4387 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4388 * graphite.c: Do not include domwalk.h.
4389 * tree-into-ssa.c (interesting_blocks): New global.
4390 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4391 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4392 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4393 now that they're not domwalk callbacks.
4394 (rewrite_initialize_block): Rename to...
4395 (rewrite_enter_block): ... this, place after called functions. Test
4396 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4397 (rewrite_finalize_block): Rename to...
4398 (rewrite_leave_block): ... this, place after called functions.
4399 (rewrite_update_init_block): Rename to...
4400 (rewrite_update_enter_block): ... this, place after called functions.
4401 Test interesting_blocks, call rewrite_update_stmt and
4402 rewrite_update_phi_arguments.
4403 (rewrite_update_fini_block): Rename to...
4404 (rewrite_leave_block): ... this, place after called functions.
4405 (rewrite_blocks): Remove last argument, simplify initialization of
4407 (mark_def_sites_initialize_block): Rename to...
4408 (mark_def_sites_block): ... this, call mark_def_sites.
4409 (mark_def_sites_blocks): Remove argument, simplify initialization of
4411 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4412 (update_ssa): Likewise.
4413 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4415 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4416 (dom_opt_initialize_block): Rename to...
4417 (dom_opt_enter_block): ... this, place after called functions. Walk
4418 statements here, inline propagate_to_outgoing_edges.
4419 (dom_opt_finalize_block): Rename to...
4420 (dom_opt_leave_block): ... this, place after called functions.
4421 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4423 (dse_enter_block, dse_record_phi): New.
4424 (dse_record_phis): Delete.
4425 (dse_finalize_block): Rename to...
4426 (dse_leave_block): ... this.
4427 (tree_ssa_dse): Simplify initialization of walk_data.
4428 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4429 Adjust initialization of walk_data.
4430 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4431 * tree-ssa-loop-phiopt.c (get_non_trapping):
4432 Adjust initialization of walk_data.
4433 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4434 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4435 it's not a domwalk callback.
4436 (uncprop_initialize_block): Rename to...
4437 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4438 (dse_finalize_block): Rename to...
4439 (dse_leave_block): ... this.
4440 (tree_ssa_uncprop): Simplify initialization of walk_data.
4441 * Makefile.in: Adjust dependencies.
4443 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4445 * arm.md (casesi): Fix test for Thumb1.
4446 (thumb1_casesi_internal_pic): Likewise.
4447 (thumb1_casesi_dispatch): Likewise.
4449 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4451 * config/arm/arm-cores.def: Added core cortex-m0.
4452 * config/arm/arm-tune.md: Regenerated.
4453 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4455 2009-06-26 DJ Delorie <dj@redhat.com>
4457 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4459 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4460 the scheduler doesn't tag jump insns.
4462 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4464 * c-decl.c (merge_decls): Re-indent.
4466 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4469 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4470 Special-case decimal float constants.
4472 2009-06-26 Richard Henderson <rth@redhat.com>
4474 * function.h (struct function): Add cannot_be_copied_reason,
4475 and cannot_be_copied_set.
4476 * tree-inline.c (has_label_address_in_static_1): Rename from
4477 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4478 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4479 don't set inline_forbidden_reason.
4480 (copy_forbidden): New function, split out of inline_forbidden_p.
4481 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4482 (inline_forbidden_p): Use copy_forbidden.
4483 (tree_versionable_function_p): Likewise.
4484 (inlinable_function_p): Merge into tree_inlinable_function_p.
4485 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4486 * ipa-cp.c (ipcp_versionable_function_p): New function.
4487 (ipcp_cloning_candidate_p): Use it.
4488 (ipcp_node_modifiable_p): Likewise.
4490 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4492 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4493 that is marked not to be inlined. Remove flag_mudflap use.
4494 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4495 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4497 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4500 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4501 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4503 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4505 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4507 (__mingwthr_remove_key_dtor): Likewise.
4509 2009-06-26 Richard Guenther <rguenther@suse.de>
4511 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4513 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4516 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4517 try the non-cond_exec path also.
4519 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4522 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4523 (output_cbranch): Use new functions.
4524 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4527 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4528 Pat Haugen <pthaugen@us.ibm.com>
4529 Revital Eres <ERES@il.ibm.com>
4531 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4532 for %c error. Add %x support to print VSX registers as a unified
4533 register set, instead of separate float and altivec registers.
4534 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4535 %y case, and add support for VSX pre-modify addresses.
4536 (output_toc): Add assert for CONST containing an integer constant
4538 (rs6000_adjust_cost): Add POWER7 support.
4539 (insn_must_be_first_in_group): Ditto.
4540 (insn_must_be_last_in_group): Ditto.
4541 (rs6000_emit_popcount): Ditto.
4542 (rs6000_vector_mode_supported_p): Ditto.
4544 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4545 Change some of the functions called by macros to being called
4546 through a pointer, so debug functions can be inserted if
4547 -mdebug=addr or -mdebug=cost.
4548 (rs6000_preferred_reload_class_ptr): Ditto.
4549 (rs6000_secondary_reload_class_ptr): Ditto.
4550 (rs6000_secondary_memory_needed_ptr): Ditto.
4551 (rs6000_cannot_change_mode_class_ptr): Ditto.
4552 (rs6000_secondary_reload_inner): Ditto.
4553 (rs6000_legitimize_reload_address): Ditto.
4554 (rs6000_legitimize_reload_address_ptr): Ditto.
4555 (rs6000_mode_dependent_address): Ditto.
4556 (rs6000_mode_dependent_address_ptr): Ditto.
4558 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4559 function to return true if the mode allows reg + integer
4561 (virtual_stack_registers_memory_p): New function to return true if
4562 the address refers to a virtual stack register.
4563 (rs6000_legitimate_offset_address_p): Move code to say whether a
4564 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4566 (rs6000_legitimate_address_p): Add checks for modes that only can
4567 do reg+reg addressing. Start adding VSX support.
4568 (rs6000_legitimize_reload_address): Ditto.
4569 (rs6000_legitimize_address): Ditto.
4570 (rs6000_debug_legitimate_address_p): New debug functions for
4571 -mdebug=addr and -mdebug=cost.
4572 (rs6000_debug_rtx_costs): Ditto.
4573 (rs6000_debug_address_costs): Ditto.
4574 (rs6000_debug_adjust_cost): Ditto.
4575 (rs6000_debug_legitimize_address): Ditto.
4576 (rs6000_legitimize_reload_address_ptr): Point to call normal
4577 function or debug function. Make functions called via pointer
4579 (rs6000_mode_dependent_address_ptr): Ditto.
4580 (rs6000_secondary_reload_class_ptr): Ditto.
4581 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4582 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4583 into a friendlier error.
4584 (rs6000_init_builtins): Add initial VSX support.
4585 (rs6000_adjust_cost): Fix some spacing issues.
4587 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4588 (REG_CLASS_NAMES): Ditto.
4589 (REG_CLASS_CONTENTS): Ditto.
4590 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4591 pointer, to add -mdebug=addr support.
4592 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4593 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4594 -mdebug=addr support.
4595 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4596 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4597 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4599 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4601 (bswapsi*): Set attribute types for load/store. Add combiner
4602 patterns to eliminate zero extend on 64-bit.
4603 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4604 stdbrx if the hardware supports those instructions.
4606 2009-06-25 Ian Lance Taylor <iant@google.com>
4608 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4609 (Link Options): Document -static-libstdc++.
4611 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4614 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4615 DATA_ALIGNMENT instead.
4617 2009-06-25 Richard Guenther <rguenther@suse.de>
4619 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4620 indirect references against the callused/escaped solutions.
4621 (call_may_clobber_ref_p_1): Likewise.
4623 2009-06-25 Martin Jambor <mjambor@suse.cz>
4625 PR tree-optimization/40493
4626 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4627 (enum unscalarized_data_handling): New type.
4628 (handle_unscalarized_data_in_subtree): Return what has been done.
4629 (load_assign_lhs_subreplacements): Handle left flushes differently.
4630 (sra_modify_assign): Use unscalarized_data_handling, simplified
4631 condition determining whether to remove the statement.
4633 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4635 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4636 excerpt - @ should be doubled for texinfo.
4638 2009-06-24 Ian Lance Taylor <iant@google.com>
4640 * config/arc/arc.c: Include "df.h".
4641 (arc_attribute_table): Make static. Move higher in file.
4642 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4643 (output_shift): Initialize n later to avoid warning.
4644 * config/arm/arm.c (arm_attribute_table): Make static. Move
4646 * config/avr/avr.c (avr_attribute_table): Make static. Move
4648 (reg_class_tab): Change array type from int to enum reg_class.
4649 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4651 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4652 (lshrhi3_out): Likewise.
4653 (class_likely_spilled_p): Change return type to bool.
4654 (avr_rtx_costs): Use local code variable with enum type.
4655 * config/avr/avr.md (movmemhi): Use add_reg_note.
4656 (andhi3, andsi3): Don't use AS2 with "and".
4657 (iorhi3, iorsi3): Don't use AS2 with "or".
4658 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4659 * config/crx/crx.c: Include "df.h".
4660 (crx_attribute_table): Make static.
4661 * config/m32r/m32r.c: Include "df.h".
4662 (m32r_attribute_table): Make static. Move higher in file.
4663 (pop): Use add_reg_note.
4664 (block_move_call): Change 0 to LCT_NORMAL in function call.
4665 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4666 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4667 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4668 declare, not just when TREE_CODE is defined.
4669 * config/m68hc11/m68hc11.c: Include "expr.h".
4670 (m68hc11_attribute_table): Make static. Move higher in file.
4671 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4673 (m68hc11_register_indirect_p): Likewise.
4674 (m68hc11_function_arg_padding): Change return type to enum
4676 (emit_move_after_reload): Use add_reg_note.
4677 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4678 (m68hc11_split_logical): Likewise.
4679 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4681 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4682 to VOIDmode in function call.
4683 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4685 (m68hc11_split_logical): Update declaration.
4686 (m68hc11_function_arg_padding): Update declaration.
4687 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4688 to array of enum reg_class.
4689 (mcore_attribute_table): Make static. Move higher in file.
4690 (mcore_rtx_costs): Add cast to enum type.
4691 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4692 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4693 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4695 * config/sh/predicates.md (trapping_target_operand): Rename and to
4697 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4699 * config/spu/spu.c (spu_attribute_table): Make static. Move
4701 * config/v850/v850.c (v850_attribute_table): Make static. Move
4703 (v850_rtx_costs): Use local code with enum type.
4704 (expand_epilogue): Add cast.
4705 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4707 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4710 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4711 -m2a-single-only and -m2a-nofpu.
4712 * config/sh/sh.opt: Document m2a generates FPU code.
4714 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4716 * defaults.h (CAN_ELIMINATE): Provide default.
4717 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4718 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4719 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4720 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4721 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4722 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4723 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4724 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4725 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4726 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4728 2009-06-24 DJ Delorie <dj@redhat.com>
4730 * mep-ext-cop.cpu: Fix copyright notice.
4731 * mep-default: Fix copyright notice.
4732 * mep-core: Fix copyright notice.
4733 * mep: Fix copyright notice.
4734 * mep-ivc2: Fix copyright notice.
4735 * mep-c5: Fix copyright notice.
4737 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4739 * doc/contrib.texi (Contributors):
4741 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4744 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4745 src and dst operands if necessary.
4747 2009-06-23 DJ Delorie <dj@redhat.com>
4750 * config.gcc: Add mep support.
4751 * recog.c: Resurrect validate_replace_rtx_subexp().
4752 * recog.h: Likewise.
4753 * config/mep/: Add new port:
4754 * config/mep/constraints.md: New file.
4755 * config/mep/default.h: New file.
4756 * config/mep/intrinsics.h: New file.
4757 * config/mep/intrinsics.md: New file.
4758 * config/mep/ivc2-template.h: New file.
4759 * config/mep/mep-c5.cpu: New file.
4760 * config/mep/mep-core.cpu: New file.
4761 * config/mep/mep-default.cpu: New file.
4762 * config/mep/mep-ext-cop.cpu: New file.
4763 * config/mep/mep-intrin.h: New file.
4764 * config/mep/mep-ivc2.cpu: New file.
4765 * config/mep/mep-lib1.asm: New file.
4766 * config/mep/mep-lib2.c: New file.
4767 * config/mep/mep-pragma.c: New file.
4768 * config/mep/mep-protos.h: New file.
4769 * config/mep/mep-tramp.c: New file.
4770 * config/mep/mep.c: New file.
4771 * config/mep/mep.cpu: New file.
4772 * config/mep/mep.h: New file.
4773 * config/mep/mep.md: New file.
4774 * config/mep/mep.opt: New file.
4775 * config/mep/predicates.md: New file.
4776 * config/mep/t-mep: New file.
4778 2009-06-23 Ian Lance Taylor <iant@google.com>
4780 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4781 from loose_warn into c_loose_warn and from strict_warn into
4782 c_strict_warn. Set and substitute warn_cxxflags. Check for
4783 --enable-build-with-cxx. Set and substitute
4784 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4785 * Makefile.in (CXXFLAGS): New variable.
4786 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4787 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4788 the default is the same as $(STRICT_WARN).
4789 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4790 (CXX): New variable.
4791 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4792 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4793 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4794 (HOST_LIBS): New variable.
4795 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4796 (ALL_CXXFLAGS): New variable.
4797 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4798 * doc/install.texi (Configuration): Document
4799 --enable-build-with-cxx, --with-stage1-ldflags,
4800 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4801 * configure: Rebuild.
4803 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4805 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4806 from previous commit.
4808 2009-06-23 Ian Lance Taylor <iant@google.com>
4810 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4812 2009-06-23 Ian Lance Taylor <iant@google.com>
4814 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4815 with ATTRIBUTE_UNUSED.
4817 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4818 Pat Haugen <pthaugen@us.ibm.com>
4819 Revital Eres <eres@il.ibm.com>
4821 * config.in (HAVE_AS_POPCNTD): Add default definition.
4822 (HAVE_AS_LWSYNC): Ditto.
4824 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4826 (gcc_cv_as_powerpc_cmpb): Ditto.
4827 (gcc_cv_as_powerpc_dfp): Ditto.
4828 (gcc_cv_as_powerpc_vsx): Ditto.
4829 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4830 supporting the popcntd/lwsync instructions.
4831 (gcc_cv_as_powerpc_lwsync): Ditto.
4832 * configure: Regenerate.
4834 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4835 -mcpu=native and -mcpu=power7.
4836 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4838 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4839 a variable instead of a mask to reduce the number of mask bits.
4840 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4841 (-mbit-word): Ditto.
4842 (-mregnames): Ditto.
4843 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4844 (-mfused-madd): Ditto.
4846 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4848 (-mvsx): New switch for VSX instructions.
4849 (-misel): Move from a variable to a mask to allow it to be set by
4852 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4853 function declaration to an array declaration.
4854 (rs6000_hard_regno_nregs): New external array declaration.
4856 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4857 files included by rs6000.md.
4859 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4860 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4862 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4864 (rs6000_debug_reg): New -mdebug= variables.
4865 (rs6000_debug_addr): Ditto.
4866 (rs6000_debug_cost): Ditto.
4867 (rs6000_pmode): New variable to hold Pmode.
4868 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4869 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4870 calculated at compiler start.
4871 (rs6000_hard_regno_nregs): Change function to an array which holds
4872 HARD_REGNO_NREGS calculated at compiler start.
4873 (rs6000_explicit_options): Delete isel field.
4874 (rs6000_vector_unit): New array to hold which vector unit
4875 supports arithmetic options for a given type.
4876 (rs6000_vector_mem): New array to hold which vector unit supports
4877 memory reference operations for a given type.
4878 (rs6000_vector_align): New array to given the alignment of each
4880 (power7_cost): New basic costs for power7.
4881 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4882 (rs6000_hard_regno_nregs_internal): New function, moved from
4883 HARD_REGNO_NREGS, to calculate the number of registers each hard
4884 register takes for each type.
4885 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4886 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4887 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4888 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4889 unit information here so it is calculated once at compiler startup
4891 (rs6000_override_options): Make -misel a target mask. Add more
4892 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4893 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4895 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4896 (rs6000_handle_option): Move -misel from variable to target mask.
4897 (rs6000_builtin_mask_for_load): Add VSX support.
4898 (rs6000_conditional_register_usage): Ditto.
4899 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4900 (function_arg_boundary): Ditto.
4901 (rs6000_expand_builtin): Ditto.
4902 (def_builtin): Make abort message a little friendlier.
4903 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4905 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4906 assembler support the popcntd instruction instead of a vsx
4907 instruction to enable power7 support.
4908 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4909 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4910 option to the assembler if -mcpu=native.
4911 (ASM_CPU_NATIVE_SPEC): Ditto.
4912 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4914 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4915 the lwsync instruction.
4916 (enum processor_type): Add PROCESSOR_POWER7.
4917 (rs6000_debug_reg): New -mdebug= options.
4918 (rs6000_debug_addr): Ditto.
4919 (rs6000_debug_cost): Ditto.
4920 (rs6000_isel): Delete.
4921 (enum rs6000_vector): New enum to say what vector unit we have.
4922 (VECTOR_UNIT_*): New macros to say which vector unit has
4923 arithmetic operations for a given type.
4924 (VECTOR_MEM_*): New macros to say which vector unit has memory
4925 operations for a given type.
4926 (TARGET_LDBRX): Whether the machine supports the ldbrx
4928 (TARGET_ISEL): Delete, -misel moved to be a mask.
4929 (TARGET_ISEL64): New macro for 64-bit isel support.
4930 (UNITS_PER_VSX_WORD): New macro.
4931 (POINTER_SIZE): Move to be an external variable, rather than
4932 calculating whether we are generating 32 ot 64-bit code.
4934 (STACK_BOUNDARY): Add VSX support.
4935 (LOCAL_ALIGNMENT): Ditto.
4936 (SLOW_UNALIGNED_ACCESS): Ditto.
4937 (VSX_REGNO_P): New macro for VSX support.
4938 (VFLOAT_REGNO_P): Ditto.
4939 (VINT_REGNO_P): Ditto.
4940 (VLOGICAL_REGNO_P): Ditto.
4941 (VSX_VECTOR_MODE): Ditto.
4942 (VSX_SCALAR_MODE): Ditto.
4944 (VSX_MOVE_MODE): Ditto.
4945 (VSX_REG_CLASS_P): Ditto.
4946 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4948 (UNITS_PER_SIMD_WORD): Add VSX support.
4949 (MODES_TIEABLE_P): Ditto.
4950 (STARTING_FRAME_OFFSET): Ditto.
4951 (STACK_DYNAMIC_OFFSET): Ditto.
4952 (EPILOGUE_USES): Ditto.
4953 (REGNO_REG_CLASS): Move to array lookup.
4954 (CLASS_MAX_NREGS): Ditto.
4955 (rs6000_vector_reg_class): Add declaration.
4956 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4957 overlap with the floating point and Altivec registers.
4959 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4961 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4962 give the appropriate asm switches if -mcpu=native.
4963 (host_detect_local_cpu): Add support for "asm".
4964 (host_detect_local_cpu): Follow GNU code guidelines for name.
4966 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4967 -mbit-word to a variable instead of being a target mask.
4969 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4970 emit the lwsync instruction instead of emitting the instruction as
4971 an integer constant.
4973 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4974 fixuns_trundfsi2, move expander into rs6000.md.
4976 * config/rs6000/rs6000.md (cpu): Add power7.
4977 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4978 (logical predicate patterns): Change the single instruction
4979 primitives that set CR0 to be fast_compare instead of compare.
4981 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4982 (popcntddi2): Ditto.
4983 (popcount<mode>): Ditto.
4984 (floating multiply/add insns): Name the floating point
4986 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4987 (isel_unsigned_<mode>): Ditto.
4988 (fixuns_trundfsi2): Move expander here from spe.md.
4989 (smindi3): Define if we have -misel on 64-bit systems.
4994 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4996 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4998 * config/avr/avr.c (avr_current_device): New variable.
4999 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5000 (avr_arch, mcu_type_s): Move to avr.h.
5001 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5002 default_data_section_start fields.
5003 (avr_arch): Moved from avr.c.
5004 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5005 library_name fields.
5006 (avr_current_device, avr_mcu_types, avr_arch_types,
5007 avr_device_to_arch, avr_device_to_data_start,
5008 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5009 (EXTRA_SPEC_FUNCTIONS): Define.
5010 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5011 options mapping. Use device_to_arch and device_to_data_start insted.
5012 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5013 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5014 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5015 * config/avr/driver-avr.c: New file.
5016 * config/avr/avr-devices.c: New file.
5018 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5020 * var-tracking.c (unshare_variable): Force initialized to
5021 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5022 (set_variable_part): Likewise.
5023 (struct variable_union_info): Remove pos_src field.
5024 (vui_vec, vui_allocated): New variables.
5025 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5026 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5027 == 1 use a simpler sorting algorithm. Compute pos field right
5028 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5029 Avoid quadratic comparison if !flag_var_tracking_uninit.
5030 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5031 unshare_variable unconditionally.
5032 (dataflow_set_different_2): Removed.
5033 (dataflow_set_different): Don't traverse second hash table.
5034 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5035 unconditionally to var_reg_set or var_mem_set.
5036 (emit_notes_in_bb): Likewise.
5037 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5039 (emit_note_insn_var_location): Don't set initialized to
5040 VAR_INIT_STATUS_INITIALIZED early.
5041 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5043 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5045 * tree-object-size.c (addr_object_size): Instead of checking
5046 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5047 are no FIELD_DECLs following it.
5049 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5051 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5052 order to match bswaps with signed source operands.
5054 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5056 * sdbout.c (sdbout_one_type): Fix braces in switch.
5058 2009-06-23 Richard Guenther <rguenther@suse.de>
5060 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5062 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5063 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5064 var_callused, callused_tree, var_storedanything, storedanything_tree,
5065 var_integer, integer_tree): Remove global variables.
5066 (new_var_info): Do not pass new id, append the new var to the
5067 global variable vector.
5068 (do_ds_constraint): Use is_global_var member of the variable-info.
5069 (new_scalar_tmp_constraint_exp): Adjust.
5070 (create_function_info_for): Likewise.
5071 (create_variable_info_for): Likewise.
5072 (find_what_var_points_to): Remove dead code.
5073 (init_base_vars): Simplify.
5074 (compute_points_to_sets): Adjust.
5076 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5078 * combine.c (try_combine): Dump information about the insns we're
5081 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5083 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5084 check when calling force_to_mode on TRUNCATE's operand.
5086 2009-06-22 Ian Lance Taylor <iant@google.com>
5088 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5090 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5092 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5094 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5096 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5097 override library linkage flags such as -static-libgcc or
5100 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5102 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5104 2009-06-22 Ian Lance Taylor <iant@google.com>
5106 * config/linux.opt: Put mglibc ahead of muclibc.
5108 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5109 for duplicate decls.
5111 2009-06-22 Matthias Klose <doko@ubuntu.com>
5113 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5115 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5118 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5119 instead of NULL if a parser error occurs.
5121 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5123 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5124 non-DWARF2_DEBUGGING_INFO version.
5126 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5128 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5129 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5131 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5132 (LIBGCC2_TF_CEXT): Define.
5135 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5138 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5140 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5142 * config/arm/arm.c (arm_override_options): Disable
5143 -mcaller-super-interworking and -mcallee-super-interworking.
5144 * doc/invoke.texi (ARM Options): Document this.
5146 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5148 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5149 * config/arm/constraints.md (j): New constraint for movw operands.
5150 (N): Remove thumb2 meaning.
5151 * config/arm/arm.md (*arm_movw): Delete.
5152 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5153 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5154 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5156 2009-06-22 Martin Jambor <mjambor@suse.cz>
5158 PR tree-optimization/40492
5159 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5160 build_ref_for_offset.
5162 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5164 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5165 JUMP_TABLE_DATA_P predicates where applicable.
5166 * auto-inc-dec.c: Ditto.
5167 * builtins.c: Ditto.
5168 * caller-save.c: Ditto.
5170 * cfgcleanup.c: Ditto.
5171 * cfglayout.c: Ditto.
5174 * combine-stack-adj.c: Ditto.
5180 * dwarf2asm.c: Ditto.
5181 * dwarf2out.c: Ditto.
5182 * emit-rtl.c: Ditto.
5188 * function.c: Ditto.
5191 * genpreds.c: Ditto.
5192 * genrecog.c: Ditto.
5194 * ira-costs.c: Ditto.
5195 * ira-lives.c: Ditto.
5198 * lower-subreg.c: Ditto.
5199 * modulo-sched.c: Ditto.
5201 * postreload.c: Ditto.
5202 * print-rtl.c: Ditto.
5211 * sched-vis.c: Ditto.
5213 * sel-sched-ir.c: Ditto.
5214 * simplify-rtx.c: Ditto.
5215 * targhooks.c: Ditto.
5216 * var-tracking.c: Ditto.
5217 * vmsdbgout.c: Ditto.
5219 2009-06-22 Matthias Klose <doko@ubuntu.com>
5221 * Makefile.in (install-plugin): Always use DESTDIR.
5223 2009-06-22 Olivier Hainque <hainque@adacore.com>
5225 * config/pa/pa.c (output_call): Don't optimize post call jumps
5226 into return address adjustments if the call may throw.
5228 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5230 * arm.c (thumb1_output_casesi): New function.
5231 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5232 optimizing for size or PIC.
5233 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5234 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5235 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5236 (thumb1_casesi_internal_pic): New expand rule.
5237 (thumb1_casesi_dispatch): New pattern.
5238 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5240 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5241 in the text seciton when PIC or optimizing for size.
5242 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5243 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5244 preservation properties of code.
5245 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5246 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5247 (__gnu_thumb1_case_si): New function.
5248 * t-arm (LIB1ASMSRC): Define here.
5249 (LIB1ASMFUNCS): Add some common functions.
5250 * t-arm-elf (LIB1ASMSRC): Delete.
5251 (LIB1ASMFUNCS): Append to existing set.
5252 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5253 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5254 * t-symbian (LIB1ASMFUNCS): Likewise.
5255 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5256 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5258 2009-06-21 Richard Guenther <rguenther@suse.de>
5260 PR tree-optimization/38729
5261 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5262 to loops with a single exit if -fno-expensive-optimizations.
5264 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5266 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5267 (dataflow_set): Change vars type from htab_t to shared_hash.
5268 (shared_hash_pool, empty_shared_hash): New variables.
5269 (vars_clear): Removed.
5270 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5271 shared_hash_find_slot_unshare, shared_hash_find_slot,
5272 shared_hash_find_slot_noinsert, shared_hash_find): New
5274 (shared_hash_unshare, shared_hash_destroy): New functions.
5275 (unshare_variable): Unshare set->vars if shared, use
5277 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5278 (get_init_value, find_src_set_src, dump_dataflow_set,
5279 clobber_variable_part, emit_notes_for_differences): Use
5281 (dataflow_set_init): Remove second argument, set vars to
5282 empty_shared_hash instead of creating a new htab.
5283 (dataflow_set_clear): Call shared_hash_destroy and set vars
5284 to empty_shared_hash instead of calling vars_clear.
5285 (dataflow_set_copy): Don't call vars_copy, instead just share
5286 the src htab with dst.
5287 (variable_union): Use shared_hash_*, use initially NO_INSERT
5288 lookup if set->vars is shared. Don't keep slot cleared before
5289 calling unshare_variable. Unshare set->vars if needed.
5290 Even ->refcount == 1 vars must be unshared if set->vars is shared
5291 and var needs to be modified.
5292 (variable_canonicalize): New function.
5293 (dataflow_set_union): If dst->vars is empty, just share src->vars
5294 with dst->vars and traverse with variable_canonicalize to canonicalize
5295 and unshare what is needed.
5296 (dataflow_set_different): If old_set and new_set use the same shared
5297 htab, they aren't different. If number of htab elements is different,
5298 htabs are different. Use shared_hash_*.
5299 (dataflow_set_destroy): Call shared_hash_destroy instead of
5301 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5302 second argument to dataflow_set_init.
5303 (vt_initialize): Likewise. Initialize shared_hash_pool and
5304 empty_shared_hash, move bb in/out initialization afterwards.
5305 Use variable_htab_free instead of NULL as changed_variables del hook.
5306 (variable_was_changed): Change type of second argument to pointer to
5307 dataflow_set. When inserting var into changed_variables, bump
5308 refcount. Unshare set->vars if set is shared htab and slot needs to
5310 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5311 lookup if set->vars is shared. Unshare set->vars if needed.
5312 Even ->refcount == 1 vars must be unshared if set->vars is shared
5313 and var needs to be modified. Adjust variable_was_changed caller.
5314 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5315 vars must be unshared if set->vars is shared and var needs to be
5316 modified. Adjust variable_was_changed caller.
5317 (emit_note_insn_var_location): Don't pool_free var.
5318 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5320 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5321 free_alloc_pool on shared_hash_pool.
5323 2009-06-20 Anthony Green <green@moxielogic.com>
5325 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5326 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5328 2009-06-20 Richard Guenther <rguenther@suse.de>
5330 * tree-ssa-structalias.c (find_func_aliases): For memset use
5331 a constraint from NULL if we memset to zero.
5332 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5333 we explicitly handle that do not read from memory.
5334 (call_may_clobber_ref_p_1): Properly handle builtins that may
5337 2009-06-20 Richard Guenther <rguenther@suse.de>
5339 PR tree-optimization/40495
5340 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5341 (new_scalar_tmp_constraint_exp): New function.
5342 (process_constraint): Do not create temporary decls.
5343 (process_all_all_constraints): Likewise.
5344 (handle_const_call): Likewise.
5345 (create_function_info_for): Do not set decl.
5347 2009-06-19 Ian Lance Taylor <iant@google.com>
5349 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5350 (rs6000_attribute_table): Make static; move before use.
5352 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5354 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5355 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5356 Propagate the TREE_READONLY flag without overwriting it.
5357 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5358 Propagate the TREE_READONLY flag onto the result.
5359 (process_call_operands): Move around. Use correct constant value.
5361 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5364 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5365 * config/arm/arm.md: Likewise.
5367 2009-06-19 Ian Lance Taylor <iant@google.com>
5369 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5370 to GIMPLE_ERROR_MARK.
5372 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5373 op2_original_type parameters. Warn about using different enum types.
5374 * c-parser.c (c_parser_conditional_expression): Pass original
5375 types to build_conditional_expr.
5376 * c-tree.h (build_conditional_expr): Update declaration.
5378 2009-06-19 Ian Lance Taylor <iant@google.com>
5380 * config/i386/i386.c (ix86_function_specific_save): Test that
5381 fields match values, rather than testing the values are in a
5384 2009-06-19 Richard Guenther <rguenther@suse.de>
5386 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5388 (ptr_derefs_may_alias_p): Likewise.
5389 (ptr_deref_may_alias_ref_p_1): New function.
5390 (ptr_deref_may_alias_ref_p): Likewise.
5391 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5392 covered by looking at the ESCAPED solution.
5393 (call_may_clobber_ref_p_1): Likewise.
5394 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5395 Handle NULL_TREE offset. Do not produce redundant constraints.
5396 (process_all_all_constraints): New helper function.
5397 (do_structure_copy): Use it.
5398 (handle_lhs_call): Likewise.
5399 (find_func_aliases): Handle some builtins with pointer arguments
5400 and/or return values explicitly.
5402 2009-06-19 Ian Lance Taylor <iant@google.com>
5404 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5406 2009-06-19 Ian Lance Taylor <iant@google.com>
5408 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5410 2009-06-19 Ian Lance Taylor <iant@google.com>
5412 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5413 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5416 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5417 uninitialized const.
5419 2009-06-19 Ian Lance Taylor <iant@google.com>
5421 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5424 * c-decl.c (in_struct, struct_types): Remove.
5425 (struct c_binding): Add in_struct field.
5426 (c_binding_ptr): Define type, along with VEC.
5427 (struct c_struct_parse_info): Define.
5428 (struct_parse_info): New static variable.
5429 (bind): Initialize in_struct field.
5430 (start_struct): Remove enclosing_in_struct and
5431 enclosing_struct_types parameters. Add
5432 enclosing_struct_parse_info parameter. Change all callers. Set
5433 struct_parse_info rather than in_struct and struct_types.
5434 (grokfield): If -Wc++-compat and there is a symbol binding for the
5435 field name, set the in_struct flag and push it on the
5436 struct_parse_info->fields vector.
5437 (warn_cxx_compat_finish_struct): New static function.
5438 (finish_struct): Remove enclosing_in_struct and
5439 enclosing_struct_types parameters. Add
5440 enclosing_struct_parse_info parameter. Change all callers. Don't
5441 set C_TYPE_DEFINED_IN_STRUCT here. Call
5442 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5443 parameter. Only push on struct_types if warn_cxx_compat.
5444 (finish_enum): Only push on struct_types if warn_cxx_compat.
5445 (declspecs_add_type): Add loc parameter. Change all callers.
5446 Change all error calls to error_at. Pass loc, not input_location,
5447 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5448 defined in a struct. If -Wc++-compat and parsing a struct, record
5449 that a typedef name was used.
5450 * c-parser.c (c_parser_declspecs): Get location to pass to
5452 (c_parser_struct_or_union_specifier): Update calls to start_struct
5454 * c-tree.h (struct c_struct_parse_info): Declare.
5455 (finish_struct, start_struct): Update declarations.
5456 (declspecs_add_type): Update declaration.
5458 2009-06-19 Ian Lance Taylor <iant@google.com>
5460 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5461 variable with an anonymous type.
5463 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5465 * see.c: Remove for real.
5467 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5469 * optabs.h (enum optab_index): Add new OTI_significand.
5470 (significand_optab): Define corresponding macro.
5471 * optabs.c (init_optabs): Initialize significand_optab.
5472 * genopinit.c (optabs): Implement significand_optab using
5473 significand?f2 patterns.
5474 * builtins.c (expand_builtin_mathfn): Handle
5475 BUILT_IN_SIGNIFICAND{,F,L}.
5476 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5477 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5479 * config/i386/i386.md (significandxf2, significand<mode>2): New
5480 expanders to implement significandf, significand and significandl
5481 built-ins as inline x87 intrinsics.
5483 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5485 * config/avr/avr.c (avr_override_options): Remove setting value of
5486 PARAM_INLINE_CALL_COST.
5488 2009-06-18 Richard Henderson <rth@redhat.com>
5491 * tree-pass.h (TDF_ASMNAME): New.
5492 * tree-dump.c (dump_options): Add asmname.
5493 * doc/invoke.texi: Document it.
5495 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5496 (dump_decl_name): ...here.
5497 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5498 (dump_generic_node): Update dump_function_name calls.
5499 (print_call_name): New flags arg; update all dump calls.
5500 * diagnostic.h (print_call_name): Update.
5501 * gimple-pretty-print.c (dump_gimple_call): Update.
5503 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5506 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5508 2009-06-18 Diego Novillo <dnovillo@google.com>
5510 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5511 * plugin.c (str_license): Declare.
5512 (try_init_one_plugin): Assert that the symbol
5513 'plugin_is_GPL_compatible' exists.
5515 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5518 * Makefile.in (OBJS-common): Remove see.o.
5520 * common.opt (fsee): Mark as preserved for backward compatibility.
5521 * opts.c (common_handle_option): Add OPT_fsee to the backward
5522 compatibility section.
5523 * passes.c (init_optimization_passes, pass_see): Remove pass.
5524 * timevar.def (TV_SEE): Remove.
5525 * tree-pass.h (pass_see): Remove declaration.
5526 * doc/invoke.texi (-fsee): Remove documentation.
5528 2009-06-18 Martin Jambor <mjambor@suse.cz>
5530 * tree-sra.c: Include statistics.h
5531 (sra_stats): New variable.
5532 (sra_initialize): Clear sra_stats.
5533 (create_access_replacement): Increment sra_stats.replacements.
5534 (get_access_replacement): Do not return twice.
5535 (analyze_all_variable_accesses): Increment statistics counter by the
5536 number of scalarized aggregates.
5537 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5538 (sra_modify_expr): Increment sra_stats.exprs.
5539 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5540 (sra_modify_assign): Increment sra_stats.exprs,
5541 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5542 (perform_intra_sra): Update statistics counters.
5543 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5545 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5547 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5548 (arm_scalar_mode_supported_p): New function.
5550 2009-06-18 Paul Brook <paul@codesourcery.com>
5551 Sandra Loosemore <sandra@codesourcery.com>
5553 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5554 (__extendhfsf2, __truncsfhf2): Define.
5555 * config/arm/fp16.c: New file.
5556 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5557 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5559 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5561 * doc/extend.texi (Half-Precision): New section.
5562 * doc/invoke.texi (Option Summary): List -mfp16-format.
5563 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5564 * config/arm/arm.opt (mfp16-format=): New.
5565 * config/arm/arm.c: Include intl.h.
5566 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5567 (TARGET_INVALID_RETURN_TYPE): Redefine.
5568 (TARGET_PROMOTED_TYPE): Redefine.
5569 (TARGET_CONVERT_TO_TYPE): Redefine.
5570 (arm_fp16_format): Define.
5571 (all_fpus): Add entry for neon-fp16.
5572 (fp_model_for_fpu): Likewise.
5573 (struct fp16_format): Declare.
5574 (all_fp16_formats): Define.
5575 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5577 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5579 (arm_legitimate_index_p): Treat HFmode like HImode.
5580 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5581 (coproc_secondary_reload_class): Special-case HFmode.
5582 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5583 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5584 (arm_init_fp16_builtins): New.
5585 (arm_init_builtins): Call it.
5586 (arm_invalid_parameter_type): New.
5587 (arm_invalid_return_type): New.
5588 (arm_promoted_type): New.
5589 (arm_convert_to_type).
5590 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5592 (arm_emit_fp16_const): New function.
5593 (arm_mangle_type): Mangle __fp16 as "Dh".
5594 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5596 (TARGET_NEON_FP16): New.
5597 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5598 (enum fputype): Add FPUTYPE_NEON_FP16.
5599 (enum arm_fp16_format_type): Declare.
5600 (arm_fp16_format): Declare.
5601 (LARGEST_EXPONENT_IS_NORMAL): Define.
5602 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5603 * config/arm/arm-modes.def (HFmode): Define.
5604 * config/arm/vfp.md: (*movhf_vfp): New.
5607 * config/arm/arm.md: (fpu): Add neon_fp16.
5608 (floatsihf2, floatdihf2): New.
5609 (fix_trunchfsi2, fix_trunchfdi2): New.
5613 (*arm32_movhf): New.
5614 (*thumb1_movhf): New.
5615 (consttable_2): Add check for HFmode constants.
5616 (consttable_4): Handle HFmode constants.
5618 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5620 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5622 2009-06-17 Olivier Hainque <hainque@adacore.com>
5624 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5625 const char ** conversion in AIX specific section.
5627 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5629 * config/i386/i386.c (ix86_special_builtin_type): Remove
5630 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5631 (bdesc_special_args): Updated.
5632 (ix86_init_mmx_sse_builtins): Likewise.
5633 (ix86_expand_special_args_builtin): Likewise.
5635 2009-06-17 Richard Henderson <rth@redhat.com>
5637 * tree-pretty-print.c (maybe_dump_asm_name): New.
5638 (dump_decl_name): Use it.
5639 (PRINT_FUNCTION_NAME): Merge into...
5640 (dump_function_name): ... here. Use maybe_dump_asm_name.
5642 2009-06-17 Cary Coutant <ccoutant@google.com>
5644 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5646 * debug.c (struct gcc_debug_hooks): Change placeholder for
5648 (debug_nothing_int_charstar_int): Replaced by...
5649 (debug_nothing_int_charstar_int_bool): ...this.
5650 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5651 source_line prototype.
5652 (debug_nothing_int_charstar_int): Replaced by...
5653 (debug_nothing_int_charstar_int_bool): ...this.
5654 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5655 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5656 Output is_stmt operand when necessary.
5657 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5658 (notice_source_line): Add is_stmt parameter.
5659 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5660 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5662 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5663 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5665 2009-06-17 Ian Lance Taylor <iant@google.com>
5667 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5669 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5672 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5674 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5675 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5676 tree_strip_sign_nop_conversions and
5677 tree_ssa_strip_useless_type_conversions rather than stripping
5678 the operations here.
5679 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5681 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5682 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5683 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5684 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5687 2009-06-17 Michael Eager <eager@eagercon.com>
5689 * config/rs6000/constraints.md (register_constraint "d"): New.
5690 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5691 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5692 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5693 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5694 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5695 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5696 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5697 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5698 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5699 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5701 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5702 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5703 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5704 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5705 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5706 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5707 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5708 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5709 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5710 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5711 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5712 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5713 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5714 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5716 2009-06-16 Ian Lance Taylor <iant@google.com>
5718 * profile.c (total_num_never_executed): Don't define.
5719 (compute_branch_probabilities): Don't count or print
5721 (init_branch_prob): Don't set total_num_never_executed.
5722 (end_branch_prob): Don't print total_num_never_executed.
5724 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5726 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5728 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5730 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5731 (nabstd2_fpr): Same.
5733 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5735 * expr.c (expand_assignment): Change complex type check.
5737 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5739 * doc/plugins.texi (Building GCC plugins): Added new section.
5741 2009-06-17 Ian Lance Taylor <iant@google.com>
5743 * c-pch.c (get_ident): Don't set size of templ array.
5744 (pch_init): Don't set size of partial_pch array.
5746 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5747 string constant to intialize an array whose size is the length of
5750 2009-06-17 Richard Guenther <rguenther@suse.de>
5752 PR tree-optimization/40389
5753 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5754 to addressable types.
5755 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5757 2009-06-17 Richard Guenther <rguenther@suse.de>
5760 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5761 if there is no evolution of left in the loop bail out.
5762 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5763 chrec_fold_multiply.
5765 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5766 Janis Johnson <janis187@us.ibm.com>
5769 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5770 for the symbol ref of a constant that is the source of a move
5771 - nor for any other not-obvious-label-ref constants.
5773 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5775 * plugin.c (position_pass): Skip newly inserted pass during list
5776 traversal to avoid repeated insertion.
5778 2009-06-16 Ian Lance Taylor <iant@google.com>
5780 * vec.h (VEC_stack_alloc): Define different version if
5781 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5782 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5783 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5784 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5786 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5788 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5790 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5791 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5792 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5793 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5794 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5795 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5796 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5797 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5798 __builtin_ia32_rdtscp.
5799 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5800 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5801 and __builtin_ia32_rorhi.
5802 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5803 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5804 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5805 (ix86_expand_args_builtin): Likewise.
5806 (ix86_expand_special_args_builtin): Likewise.
5808 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5809 (UNSPECV_RDTSC): Likewise.
5810 (UNSPECV_RDPMC): Likewise.
5811 (*bsr): Renamed to ...
5813 (*bsr_rex64): Renamed to ...
5817 (*rdpmc_rex64): Likewise.
5820 (*rdtsc_rex64): Likewise.
5822 (*rdtscp): Likewise.
5823 (*rdtscp_rex64): Likewise.
5825 * config/i386/ia32intrin.h: New.
5827 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5829 2009-06-16 Ian Lance Taylor <iant@google.com>
5831 * ira-build.c (copy_info_to_removed_store_destinations):
5832 Initialize parent_a.
5834 2009-06-16 Ian Lance Taylor <iant@google.com>
5836 * c-decl.c (grokdeclarator): Change size_varies to bool.
5838 2009-06-16 Ian Lance Taylor <iant@google.com>
5840 * sel-sched.c: Make forward declarations of move_op_hooks and
5841 fur_hooks explicitly extern.
5843 2009-06-16 Ian Lance Taylor <iant@google.com>
5845 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5846 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5848 2009-06-16 Ian Lance Taylor <iant@google.com>
5850 * resource.c (mark_referenced_resources): Change
5851 include_delayed_effects parameter to bool. Change all callers.
5852 (mark_end_of_function_resources): Likewise.
5853 * reorg.c (insn_references_resource_p): Likewise.
5854 (insn_sets_resource_p): Likewise.
5855 * resource.h (mark_referenced_resources): Update declaration.
5856 (mark_end_of_function_resources): Update declaration.
5858 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5860 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5862 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5864 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5865 GCC can bootstrap on AIX with GNU Binutils 2.20.
5867 2009-06-16 Ian Lance Taylor <iant@google.com>
5869 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5871 2009-06-16 Ian Lance Taylor <iant@google.com>
5873 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5874 inline, not extern inline.
5875 (exact_log2): Likewise.
5876 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5878 (exact_log2): Likewise, but don't test CTZ_HWI.
5880 2009-06-16 Ian Lance Taylor <iant@google.com>
5882 * bitmap.c (bitmap_clear): Don't declare as inline.
5883 * gimple.c (gimplify_assign): Likewise.
5884 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5885 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5886 (sched_scan_info): Remove duplicate definition.
5888 2009-06-16 Ian Lance Taylor <iant@google.com>
5890 * c-common.c (skip_evaluation): Don't define.
5891 (c_inhibit_evaluation_warnings): Define global variable.
5892 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5893 than skip_evaluation.
5894 (convert_and_check, warn_for_div_by_zero): Likewise.
5895 * c-common.h (skip_evaluation): Don't declare.
5896 (c_inhibit_evaluation_warnings): Declare.
5897 * c-parser.c (c_parser_typeof_specifier): Set
5898 c_inhibit_evaluation_warnings rather than skip_evaluation.
5899 (c_parser_conditional_expression): Likewise.
5900 (c_parser_binary_expression): Likewise.
5901 (c_parser_sizeof_expression): Likewise.
5902 (c_parser_alignof_expression): Likewise.
5903 * c-typeck.c (build_indirect_ref): Check
5904 c_inhibit_evaluation_warnings rather than skip_evaluation.
5905 (build_conditional_expr, build_binary_op): Likewise.
5907 2009-06-16 Richard Guenther <rguenther@suse.de>
5909 * tree-ssa-alias.c (is_escape_site): Remove.
5910 * tree-ssa-alias.h (enum escape_type): Remove.
5911 (is_escape_site): Likewise.
5912 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5913 via casts and asms without deferring to is_escape_site.
5915 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5918 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5919 use gen_lowpart if op0 has complex mode.
5921 2009-06-16 Richard Guenther <rguenther@suse.de>
5923 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5924 variables add them to ESCAPED.
5925 (find_func_aliases): Do not make all indirectly stored values escaped.
5927 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5929 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5932 2009-06-16 Martin Jambor <mjambor@suse.cz>
5934 PR tree-optimization/40432
5935 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5936 check whether we need to force gimple register operand.
5938 2009-06-16 Martin Jambor <mjambor@suse.cz>
5940 PR tree-optimization/40413
5941 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5942 build_ref_for_offset.
5943 (propagate_subacesses_accross_link): Fix a typo in a comment.
5945 2009-06-16 Ira Rosen <irar@il.ibm.com>
5947 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5948 with additional parameter.
5949 * tree-vectorizer.h (enum vect_def_type): Add new value
5951 (enum vect_relevant): Add comments.
5952 (vect_is_simple_reduction): Add new argument.
5953 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5954 Detect nested cycles.
5955 (vect_is_simple_reduction): Update documentation, add an argument to
5956 distinguish inner-loop reduction from nested cycle, detect nested
5957 cycles, fix printings and indentation, don't swap operands in case
5959 (get_initial_def_for_reduction): Handle subtraction.
5960 (vect_create_epilog_for_reduction): Add new argument to specify
5962 (vect_finalize_reduction): Handle subtraction, fix comments.
5963 (vectorizable_reduction): Handle nested cycles. In case of nested
5964 cycle keep track of the reduction variable position. Call
5965 vect_is_simple_reduction with additional parameter. Use original
5966 statement code in reduction epilogue for nested cycle. Call
5967 vect_create_epilog_for_reduction with additional parameter.
5968 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5969 inner-loop vectorization.
5970 (vect_recog_widen_sum_pattern): Likewise.
5971 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5973 (vect_mark_stmts_to_be_vectorized): Likewise.
5974 (vect_get_vec_def_for_operand): Handle nested cycles.
5976 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5978 * doc/invoke.texi (Debugging Options): Fix option index entries
5979 for -fdump-statistics, -frandom-seed add entries for
5980 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5981 (FRV Options): Fix entries for -mTLS, -mtls.
5982 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5983 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5984 (M68hc1x Options): Fix @itemx for -mnominmax.
5985 (MCore Options): Fix entry for -mno-lsim.
5986 (MMIX Options): Fix entry for -mabi=mmixware.
5987 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5989 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5991 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5992 Mention the plugin mode of gengtype.
5993 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5994 * gengtype.c: Updated copyright.
5995 (plugin_files, nb_plugin_files) Added new static variables.
5996 (measure_input_list) Care about plugin_files.
5997 (write_rtx_next): Added early return in plugin mode.
5998 (create_file): Updated copyright year in generated file. Added
6000 (oprintf): Added early return if NULL outf.
6001 (get_output_file_with_visibility): Care of plugin_files.
6002 (get_output_file_name): May return null.
6003 (write_local): Added early return.
6004 (put_mangled_filename): Ditto.
6005 (finish_root_table): Added check for base_files.
6006 (write_roots): Care about null when plugins.
6007 (main): Added plugin mode.
6009 2009-06-15 Ian Lance Taylor <iant@google.com>
6011 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6012 * gcov.c (read_count_file): Add braces around variables declared
6015 * c.opt (Wjump-misses-init): New warning.
6016 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6017 -Wall and -Wc++-compat if not already set.
6018 (c_common_post_options): Clear warn_jump_misses_init if it was not
6020 * c-decl.c (struct c_binding): Change type field to a union with
6021 new label field. Make it the first field in the struct. Update
6022 references to type to use u.type instead.
6023 (struct c_spot_bindings): Define.
6024 (struct c_goto_bindings): Define.
6025 (c_goto_bindings_p): Define, along with VECs.
6026 (struct c_label_vars): Define.
6027 (struct c_scope): Add has_label_bindings field.
6028 (bind_label, set_spot_bindings): New static functions.
6029 (decl_jump_unsafe, update_spot_bindings): New static functions.
6030 (update_label_decls): New static function.
6031 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6032 Update binding u.label field to shadowed field.
6033 (c_binding_start_stmt_expr): New function.
6034 (c_binding_end_stmt_expr): New function.
6035 (pushdecl): Don't call c_begin_vm_scope.
6036 (make_label): Add defining and p_label_vars parameters. Change
6038 (lookup_label): Correct test for whether a label has not yet been
6039 defined. Call bind_label rather than bind.
6040 (warn_about_goto): New static function.
6041 (lookup_label_for_goto): New function.
6042 (declare_label): Call bind_label rather than bind.
6043 (check_earlier_gotos): New static function.
6044 (define_label): Don't give errors about jumping into statement
6045 expressions or scopes of variably modified types. Call
6046 set_spot_bindings and check_earlier_gotos. Call bind_label
6047 instead of bind. Don't set label_context_stack_se or
6048 label_context_stack_vm.
6049 (c_get_switch_bindings): New function.
6050 (c_release_switch_bindings): New function.
6051 (c_check_switch_jump_warnings): New function.
6052 (start_function): Don't set label_context_stack_se or
6053 label_context_stack_vm.
6054 (finish_function): Likewise.
6055 * c-typeck.c (label_context_stack_se): Don't define.
6056 (label_context_stack_vm): Don't define.
6057 (c_finish_goto_label): Call lookup_label_for_goto rather than
6058 lookup_label. Don't give errors about jumping into a statement
6059 expression or the scope of a variably modified type. Don't set
6060 label_context_stack_se or label_context_stack_vm.
6061 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6062 fields. Add bindings field.
6063 (c_start_case): Don't set deleted fields. Set bindings field.
6064 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6065 or blocked_vm. Call c_check_switch_jump_warnings.
6066 (c_finish_case): Don't test blocked_stmt_expr field. Call
6067 c_release_switch_bindings.
6068 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6069 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6070 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6071 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6072 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6073 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6074 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6075 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6076 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6077 (C_DECL_UNJUMPABLE_VM): Don't define.
6078 (C_DECL_UNDEFINABLE_VM): Don't define.
6079 (struct c_label_list): Don't define.
6080 (struct c_label_context_se): Don't define.
6081 (struct c_label_context_vm): Don't define.
6082 (struct c_spot_bindings): Declare.
6083 (c_bindings_start_stmt_expr): Declare.
6084 (c_bindings_end_stmt_expr): Declare.
6085 (lookup_label_for_goto): Declare.
6086 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6087 (c_check_switch_jump_warnings): Declare.
6088 (label_context_stack_se, label_context_stack_vm): Don't declare.
6089 (c_finish_goto_label): Update declaration.
6090 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6091 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6092 (Warning Options): Document -Wjump-misses-init.
6094 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6096 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6099 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6101 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6103 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6105 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6107 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6109 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6111 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6113 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6114 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6115 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6116 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6117 * dwarf2asm.c (dw2_force_const_mem): Update call to
6119 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6120 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6121 * langhooks.c (lhd_comdat_group): Remove.
6122 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6123 * tree.h (DECL_COMDAT_GROUP): New.
6124 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6125 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6126 (make_decl_one_only): Change signature.
6127 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6129 (make_decl_one_only): Change signature.
6130 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6132 2009-06-15 Richard Guenther <rguenther@suse.de>
6135 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6137 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6139 * tree-ssa-math-opts.c: Remove extra divide.
6141 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6143 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6145 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6147 * passes.c: Add bswap pass.
6148 * tree-pass.h: Add pass_optimize_bswap declaration.
6149 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6150 Include rtl.h, expr.h and optabs.h for optab_handler check.
6151 (struct symbolic_number, pass_optimize_bswap): New definition.
6152 (do_shift_rotate, verify_symbolic_number_p): New functions.
6153 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6154 (gate_optimize_bswap): New function.
6155 * tree.c (widest_int_cst_value): New function.
6156 * tree.h (widest_int_cst_value): Prototype added.
6158 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6160 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6161 REG_EQUAL/REG_EQUIV notes.
6163 2009-06-14 Richard Guenther <rguenther@suse.de>
6166 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6167 has its address taken if NRV was applied and it is addressable.
6168 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6169 function split out from ...
6170 (get_constraint_for_1): ... here.
6171 (handle_rhs_call): Use it to mark the return slot escaped if
6172 it is addressable and NRV was applied.
6174 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6176 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6177 Change first argument type to location_t.
6178 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6179 Do not set input_location.
6180 Use loc instead of input_location throughout.
6182 2009-06-13 Richard Guenther <rguenther@suse.de>
6184 PR tree-optimization/40421
6185 * tree-predcom.c (should_unroll_loop_p): Remove.
6186 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6188 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6190 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6191 Add location argument.
6193 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6195 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6197 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6198 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6199 * config/spu/spu-protos.h: Add location to
6200 spu_resolve_overloaded_builtin.
6201 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6202 spu_build_builtin_va_list.
6203 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6204 argument. Pass location to build_function_call_vec.
6205 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6207 (emit_fpu_switch): Same.
6208 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6209 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6210 to build_decl and create_artificial_label.
6211 (xtensa_gimplify_va_arg_expr): Same.
6212 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6213 (xstormy16_gimplify_va_arg_expr): Same.
6214 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6215 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6216 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6217 (mips16_build_function_stub): Same.
6218 (mips16_build_call_stub): Same.
6220 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6223 * arm/constraints.md (Pa, Pb): New constraints.
6224 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6225 split pattern to deal with them.
6227 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6229 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6230 fix index entry for -Xpreprocessor.
6232 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6234 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6235 Add location argument to build_decl call.
6236 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6237 (rs6000_init_builtins): Same.
6238 (spe_init_builtins): Same.
6239 (rs6000_gimplify_va_arg): Add location argument to
6240 create_artificial_label call.
6242 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6244 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6245 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6246 * Makefile.in: Fix GGC dependency for gcse.o.
6248 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6250 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6251 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6252 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6254 * c-parser.c (c_parser_binary_expression): Use current column while
6255 building binary operations.
6256 * common.opt (fshow-column): Enable by default.
6257 * tree-vrp.c (check_array_ref): Use warning_at.
6258 (check_array_bounds): Use location from call back if expr has no
6260 * tree.h: Add location argument to maybe_fold_*.
6261 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6262 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6263 (maybe_fold_offset_to_component_ref): Same.
6264 (maybe_fold_offset_to_reference): Same.
6265 (maybe_fold_offset_to_address): Same.
6266 (maybe_fold_stmt_indirect): Same.
6267 (maybe_fold_stmt_addition): Same.
6268 (fold_stmt_r): Pass location to maybe_fold_*.
6269 (fold_gimple_assign): Same.
6270 * c-tree.h: Add location argument to finish_decl,
6271 default_function_array_conversion, store_init_value.
6272 * c-decl.c (define_label): Use error_at.
6273 (c_make_fname_decl): Pass location to finish_decl.
6274 (finish_decl): New location argument.
6275 (build_compound_literal): Pass location to store_init_value.
6276 (grokdeclarator): Pass location to finish_decl.
6278 * c-typeck.c (array_to_pointer_conversion): New location argument.
6279 (function_to_pointer_conversion): Same.
6280 (default_function_array_conversion): Same.
6281 (parser_build_unary_op): Pass location to overflow_warning.
6282 (parser_build_binary_op): Same. Use warning_at.
6283 (build_unary_op): Pass location to array_to_pointer_conversion.
6284 (build_c_cast): Pass location to digest_init.
6285 (build_modify_expr): New location argument.
6286 (convert_for_assignment): Same.
6287 (store_init_value): Same.
6288 (digest_init): Same.
6289 (output_init_element): Pass location to digest_init and
6290 array_to_pointer_conversion.
6291 (c_finish_return): Pass location to convert_for_assignment.
6292 * gimplify.c (gimplify_conversion): Pass location to
6293 maybe_fold_offset_to_address.
6294 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6295 to maybe_fold_stmt_addition.
6296 * c-omp.c (c_finish_omp_atomic): Pass new location to
6298 (c_finish_omp_for): Same.
6299 * c-common.c (overflow_warning): New argument.
6300 * c-common.h: New argument to build_modify_expr, overflow_warning.
6301 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6303 (c_parser_initializer): Pass location to
6304 default_function_array_conversion.
6305 (c_parser_initelt): Same.
6306 (c_parser_initval): Same.
6307 (c_parser_asm_operands): Same.
6308 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6309 (c_parser_conditional_expression): Same.
6310 (c_parser_binary_expression): Add location info to stack. Use it.
6311 (c_parser_unary_expression): Pass location to
6312 default_function_array_conversion, parser_build_unary_op,
6313 build_indirect_ref, c_parser_postfix_expression_after_primary.
6314 (c_parser_postfix_expression_after_primary): New location argument.
6316 (c_parser_expression_conv): Pass location to
6317 default_function_array_conversion.
6318 (c_parser_expr_list): Same.
6319 (c_parser_omp_atomic): Same.
6320 (c_parser_omp_for_loop): Same.
6321 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6322 (build_array_declarator): New argument.
6323 * c-decl.c (build_array_declarator): Add location argument.
6324 (grokdeclarator): Set id_loc for cdk_array.
6325 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6326 build_array_declarator.
6327 * tree.c (build_omp_clause): Add location argument.
6328 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6329 (OMP_CLAUSE_LOCATION): New macro.
6330 (struct tree_omp_clause): Add location field.
6331 (build_omp_clause): Add argument.
6332 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6333 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6335 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6336 (cp_parser_omp_clause_collapse): Same.
6337 (cp_parser_omp_clause_default): Same.
6338 (cp_parser_omp_clause_if): Same.
6339 (cp_parser_omp_clause_nowait): Same.
6340 (cp_parser_omp_clause_num_threads): Same.
6341 (cp_parser_omp_clause_ordered): Same.
6342 (cp_parser_omp_clause_schedule): Same.
6343 (cp_parser_omp_clause_untied): Same.
6344 (cp_parser_omp_for_loop): Same.
6345 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6346 * c-tree.h (c_start_case): Add location argument.
6347 (c_process_expr_stmt): Same.
6348 (c_finish_goto_*): Same.
6349 * tree-parloops.c (initialize_reductions): Pass location to
6351 (create_parallel_loop): Same.
6352 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6353 (gfc_trans_omp_reduction_list): Same.
6354 (gfc_trans_omp_clauses): Same.
6355 (gfc_trans_omp_do): Same.
6356 * c-typeck.c (c_finish_goto_label): Same.
6357 (c_finish_goto_ptr): New location argument.
6358 (c_start_case): Same.
6359 (emit_side_effect_warnings): Same.
6360 (c_process_expr_stmt): Same.
6361 (c_finish_stmt_expr): Same.
6362 (c_finish_omp_clauses): Use error_at instead of error.
6363 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6365 * c-omp.c (c_split_parallel_clauses): New location argument.
6366 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6367 to build_omp_clause.
6368 (convert_local_reference_stmt): Same.
6369 (convert_gimple_call): Same.
6370 * c-common.h (c_split_parallel_clauses): New argument.
6371 * c-parser.c (c_parser_statement_after_labels): Pass location to
6372 c_finish_goto_label.
6373 (c_parser_switch_statement): Pass location to c_start_case.
6374 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6375 and c_process_expr_stmt.
6376 (c_parser_omp_variable_list): Add location argument.
6377 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6378 (c_parser_omp_clause_default): Same.
6379 (c_parser_omp_clause_if): Same.
6380 (c_parser_omp_clause_num_threads): Same.
6381 (-c_parser_omp_clause_ordered): Same.
6382 (c_parser_omp_clause_reduction): Pass location to
6383 c_parser_omp_variable_list.
6384 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6385 (c_parser_omp_clause_untied): Same.
6386 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6387 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6389 * c-tree.h (check_for_loop_decls, undeclared_variable,
6390 build_component_ref, build_array_ref, build_external_ref,
6391 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6392 build_conditional_expr, build_compound_expr, c_cast_expr,
6393 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6394 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6396 * c-semantics.c (build_stmt): Same.
6397 (build_case_label): Same.
6398 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6399 (undeclared_variable): New argument.
6401 (lookup_label): Pass location on down.
6402 (define_label): Same.
6403 (finish_decl): Same.
6404 (build_compound_literal): Same.
6405 (finish_struct): Same.
6406 (finish_function): Do not set location here.
6407 (check_for_loop_decls): New argument.
6408 * tree.c (save_expr): Set location.
6409 (build_empty_stmt): New argument.
6410 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6411 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6412 * builtins.c (gimplify_va_arg_expr): Use locations.
6413 (expand_builtin_sync_operation): Same.
6414 * c-typeck.c (build_component_ref): New argument.
6415 (build_array_ref): Same.
6416 (build_external_ref): Same.
6417 (c_expr_sizeof_expr): Same.
6418 (c_expr_sizeof_type): Same.
6419 (parser_build_unary_op): Same.
6420 (build_conditional_expr): Same.
6421 (build_compound_expr): Pass location on down.
6422 (build_compound_expr): New argument.
6423 (build_c_cast): Same.
6424 (c_cast_expr): Same.
6425 (build_asm_expr): Same.
6426 (c_finish_return): Same.
6427 (c_process_expr_stmt): Pass location on down.
6428 (c_finish_stmt_expr): New argument.
6429 (push_clenaup): Same.
6430 (c_finish_omp_parallel): Same.
6431 (c_finish_omp_task): Same.
6432 * gimplify.c (gimplify_call_expr): Pass location on down.
6433 * c-omp.c (c_finish_omp_master): New argument.
6434 (c_finish_omp_critical): Same.
6435 (c_finish_omp_ordered): Same.
6436 (c_finish_omp_barrier): Same.
6437 (-c_finish_omp_taskwait): Same.
6438 (c_finish_omp_atomic): Same.
6439 (c_finish_omp_flush): Same.
6440 * tree-inline.c (copy_tree_body_r): Pass location on down.
6441 (inline_forbidden_p): Remove use of input_location.
6442 * c-gimplify.c (c_build_bind_expr): New argument.
6443 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6444 (c_sizeof_or_alignof_type): New argument.
6445 (c_alignof_expr): Same.
6446 (build_va_arg): Same.
6447 (c_add_case_label): Same.
6448 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6449 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6450 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6451 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6452 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6453 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6455 * stub-objc.c (objc_build_selector_expr): Same.
6456 (objc_build_throw_stmt): Same.
6457 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6458 (c_parser_initelt): Same.
6459 (c_parser_compound_statement): Same.
6460 (c_parser_compound_statement_nostart): Same.
6461 (c_parser_label): Same.
6462 (c_parser_statement_after_labels): Same.
6463 (c_parser_if_body): Same.
6464 (c_parser_else_body): Same.
6465 (c_parser_if_statement): Same.
6466 (c_parser_switch_statement): Same.
6467 (c_parser_while_statement): Same.
6468 (c_parser_do_statement): Same.
6469 (c_parser_for_statement): Same.
6470 (c_parser_asm_statement): Same.
6471 (c_parser_conditional_expression): Same.
6472 (c_parser_binary_expression): Same.
6473 (c_parser_cast_expression): Same.
6474 (c_parser_unary_expression): Same.
6475 (c_parser_sizeof_expression): Same.
6476 (c_parser_alignof_expression): Same.
6477 (c_parser_postfix_expression): Same.
6478 (c_parser_expression): Same.
6479 (c_parser_objc_receiver): Same.
6480 (c_parser_omp_variable_list): Same.
6481 (c_parser_omp_structured_block): Same.
6482 (c_parser_omp_atomic): New argument.
6483 (c_parser_omp_barrier): Same.
6484 (c_parser_omp_critical): Same.
6485 (c_parser_omp_flush): Pass location on down.
6486 (c_parser_omp_for_loop): New argument.
6487 (c_parser_omp_for): Same.
6488 (c_parser_omp_master): Same.
6489 (c_parser_omp_ordered): Same.
6490 (c_parser_omp_sections_scope): Same.
6491 (c_parser_omp_sections): Same.
6492 (c_parser_omp_parallel): Same.
6493 (c_parser_omp_single): Same.
6494 (c_parser_omp_task): Same.
6495 (c_parser_omp_taskwait): Pass location on down.
6496 (c_parser_omp_construct): Same.
6497 (c_parser_omp_threadprivate): Same.
6498 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6499 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6500 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6501 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6502 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6503 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6504 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6505 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6506 config/i386/i386.c, stmt.c:
6507 Add location argument to the following function definitions and/or
6508 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6509 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6510 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6511 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6512 do_case, c_finish_bc_stmt, build_compound_literal,
6513 build_function_call.
6514 * c-decl.c (build_compound_literal): Add location argument.
6515 Make all diagnostic calls use location.
6516 (start_struct): Same.
6517 (finish_struct): Same.
6519 (build_enumerator): Same.
6520 (start_function): Same.
6521 (grokdeclarator): Make all diagnostic calls use location.
6522 (store_parm_decls_oldstyle): Same.
6523 * c-typeck.c (build_function_call): Add location argument.
6524 Make all diagnostic calls use location.
6526 (c_finish_bc_stmt): Same.
6527 * tree-nested.c (get_trampoline_type): Add argument.
6528 Pass location to build_decl.
6529 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6530 * rtl.h (RTL_LOCATION): New.
6531 * c-common.c (c_add_case_label): Add location argument.
6532 Make all diagnostic calls use location.
6533 * c-common.h: Add location argument to make_fname_decl, do_case,
6534 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6535 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6536 Set it appropriately for every case. Pass enum_loc to start_enum
6537 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6539 (c_parser_struct_or_union_specifier): Save location. Use it for
6540 start_struct, finish_struct, and parser_xref_tag.
6542 2009-06-12 Ian Lance Taylor <iant@google.com>
6544 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6546 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6547 cpp_opts->warn_cxx_operator_names.
6549 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6552 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6553 is returns NULL and OP is a VCE, look through the VCE.
6555 2009-06-12 Ian Lance Taylor <iant@google.com>
6558 * collect2.c (main): Use CONST_CAST2 in code inside #if
6559 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6561 2009-06-12 Joey Ye <joey.ye@intel.com>
6564 * cfgexpand.c (get_decl_align_unit): Update
6565 max_used_stack_slot_alignment with align instead of
6566 stack_alignment_needed.
6568 * function.c (assign_stack_local_1): Update
6569 max_used_stack_slot_alignment with alignment_in_bits instead
6570 of stack_alignment_needed.
6571 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6574 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6576 * dwarf2out.c (last_var_location_insn): New variable.
6577 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6578 (dwarf2out_var_location): Don't record anything after last real
6579 insn. Only change labels if there were any real instructions
6580 in between last note and this one, or if changed sections.
6582 2009-06-11 Richard Henderson <rth@redhat.com>
6584 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6585 note when storing the frame pointer in a register.
6586 (FRP): Don't redefine to nothing for epilogue.
6587 (alpha_expand_epilogue): Mark register and sp restores.
6588 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6590 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6591 when gen_lowpart is needed.
6593 2009-06-11 Richard Henderson <rth@redhat.com>
6595 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6597 * dwarf2out.c (need_data_align_sf_opcode): New.
6598 (div_data_align): Move earlier.
6599 (def_cfa_1, reg_save): Use it.
6601 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6603 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6604 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6605 (ix86_handle_option): Handle OPT_mcrc32.
6606 (ix86_target_string): Add -mcrc32.
6607 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6609 * config/i386/i386.h (TARGET_CRC32): New.
6611 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6612 (sse4_2_crc32di): Likewise.
6614 * config/i386/i386.opt (mcrc32): New.
6616 * doc/invoke.texi: Document -mcrc32.
6618 2009-06-11 Richard Henderson <rth@redhat.com>
6620 * common.opt (gdwarf-): Accept a version number.
6621 * doc/invoke.texi (gdwarf-): Update docs.
6622 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6623 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6624 version level, and record it.
6626 * dwarf2.h (DW_CIE_VERSION): Remove.
6627 * dwarf2out.c (DWARF_VERSION): Remove.
6628 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6629 (output_call_frame_info): Use CIE version 3 for dwarf3,
6630 or if the return register column is out of range for version 1.
6631 (dwarf_stack_op_name): Add all dwarf3 values.
6632 (DEBUG_PUBTYPES_SECTION): New.
6633 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6634 encoding change for dwarf3.
6635 (output_die) [dw_val_class_die_ref]: Likewise.
6636 (output_compilation_unit_header): Emit correct version for dwarf3.
6637 (output_line_info): Likewise.
6638 (output_pubnames): Update for DWARF_VERSION removal.
6639 (output_aranges): Likewise.
6640 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6641 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6642 (dwarf2out_finish): Likewise.
6644 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6646 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6649 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6652 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6653 * builtins.c (expand_builtin_unreachable): New function.
6654 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6655 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6656 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6658 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6659 searching for missing barriers.
6661 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6663 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6664 when -fprofile-generate* was passed.
6665 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6667 2009-06-11 Anthony Green <green@moxielogic.com>
6669 * config/moxie/moxie.md: Define length attribute for all instructions.
6671 (*b<cond:code>): Support limited branch ranges for new PC-relative
6672 branch instructions.
6673 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6675 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6677 * config/i386/i386.c (min_insn_size): Use get_attr_length
6678 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6681 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6682 instead of emit_insn_before.
6684 2009-06-10 Ian Lance Taylor <iant@google.com>
6687 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6690 2009-06-10 Revital Eres <eres@il.ibm.com>
6692 * passes.c (init_optimization_passes): Reschedule
6693 predictive-commoning pass before complete unroll pass.
6695 2009-06-10 Martin Jambor <mjambor@suse.cz>
6697 * cgraph.c (cgraph_node_can_be_local_p): New function.
6698 (cgraph_make_node_local): New function.
6699 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6700 (cgraph_make_node_local): Declare.
6702 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6704 * tree.h (tree_base): Add packed_flag and user_align fields.
6705 Decrease size of spare field.
6706 (TYPE_USER_ALIGN): Use user_align from tree_base.
6707 (DECL_USER_ALIGN): Likewise.
6708 (TYPE_PACKED): Use packed_flag from tree_base.
6709 (DECL_PACKED): Likewise.
6710 (tree_type): Delete packed_flag and user_align fields. Widen
6711 precision field. Widen mode field and shuffle fields to align
6712 mode on an 8-bit boundary.
6713 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6714 Renumber decl_flag_* fields. Fix comments. Widen
6715 decl_common_unused field.
6716 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6717 (DECL_EXTERNAL): Likewise.
6718 (DECL_BIT_FIELD): Likewise.
6719 (DECL_NONADDRESSABLE_P): Likewise.
6720 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6721 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6723 2009-06-10 Ian Lance Taylor <iant@google.com>
6725 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6726 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6727 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6728 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6729 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6730 DEF_VEC_ALLOC_FUNC_P.
6731 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6732 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6733 DEF_VEC_ALLOC_FUNC_O.
6734 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6735 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6736 DEF_VEC_ALLOC_FUNC_I.
6737 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6738 (vec_stack_p_reserve_exact_1): Declare.
6739 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6740 (vec_stack_free): Declare.
6741 (VEC_stack_alloc): Define.
6742 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6743 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6744 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6745 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6747 (stack_vecs): New static variable.
6748 (vec_stack_p_reserve_exact_1): New function.
6749 (vec_stack_o_reserve_1): New static function.
6750 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6751 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6752 (vec_stack_free): New function.
6753 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6754 (VEC_df_ref_stack_alloc): Define.
6755 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6756 DEF_VEC_ALLOC_P_STACK.
6757 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6758 (struct df_collection_rec): Change _vec fields to VEC. Remove
6760 (df_free_collection_rec): Adjust for new fields.
6761 (df_insn_rescan): Use new df_collection_rec fields.
6762 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6763 (df_ref_create_structure, df_ref_record): Likewise.
6764 (df_get_conditional_uses, df_get_call_refs): Likewise.
6765 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6766 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6767 (df_record_exit_block_uses, df_bb_verify): Likewise.
6768 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6769 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6770 Remove count parameter. Change return type to void. Change all
6772 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6773 Remove count parameter. Change return type to void. Change all
6775 (df_install_refs): Change old_vec parameter to VEC. Remove count
6776 parameter. Change all callers.
6777 (df_install_mws): Change old_vec parameter to VEC. Remove count
6778 parameter. Change all callers.
6779 (df_refs_verify): Change new_rec parameter to VEC. Change call
6781 (df_mws_verify): Likewise.
6783 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6785 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6787 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6789 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6791 2009-06-10 Anthony Green <green@moxielogic.com>
6793 * config/moxie/crti.asm: New file.
6794 * config/moxie/crtn.asm: New file.
6795 * config/moxie/moxie.c: New file.
6796 * config/moxie/moxie.h: New file.
6797 * config/moxie/sfp-machine.h: New file.
6798 * config/moxie/moxie-protos.h: New file.
6799 * config/moxie/t-moxie: Created.
6800 * config/moxie/t-moxie-softfp: Created.
6801 * config/moxie/moxie.md: Created.
6802 * config/moxie/constraints.md: Created.
6803 * config.gcc: Add moxie support.
6804 * doc/md.texi (Machine Constraints): Add moxie constraints.
6805 * doc/contrib.texi (Contributors): Mention moxie port.
6806 * doc/install.texi (Specific): Mention the moxie port.
6808 2009-06-09 Ian Lance Taylor <iant@google.com>
6810 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6812 * optabs.c (optab_table): Only use designated initializers if
6813 HAVE_DESIGNATED_INITIALIZERS is defined.
6814 (convert_optab_table): Likewise.
6815 (init_optabs): Always call init_insn_codes if
6816 HAVE_DESIGNATED_INITIALIZERS is not defined.
6818 2009-06-09 Ian Lance Taylor <iant@google.com>
6820 * targhooks.c (default_builtin_vectorized_function): Change fn
6821 parameter to unsigned int.
6822 (default_builtin_vectorized_conversion): Change code parameter to
6824 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6825 * targhooks.h: Update declarations.
6826 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6827 parameter to unsigned int.
6829 * c-typeck.c (comptypes_check_enum_int): New static function.
6830 (comptypes_internal): Add enum_and_int_p parameter. Change all
6832 (comp_target_types): Add location parameter. Change all callers.
6833 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6835 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6836 (build_conditional_expr): Add colon_loc parameter. Change all
6838 (convert_for_assignment): Add location parameter. Change all callers.
6839 * c-parser.c (c_parser_conditional_expression): Pass location of
6840 colon to build_conditional_expr.
6841 * c-tree.h (build_conditional_expr): Update declaration.
6843 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6845 * graphite.c: Revert previous patch.
6847 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6850 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6852 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6854 * tree-ssa-loop-prefetch.c
6855 (loop_prefetch_arrays): Fixed a portability problem in printf format
6858 2009-06-09 Martin Jambor <mjambor@suse.cz>
6860 PR tree-optimization/40351
6861 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6862 refrence to a potential artifical subaccess can be constructed.
6864 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6866 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6867 (sh_override_options): Likewise.
6868 * config/sh/sh.c: Include params.h.
6869 (sh_optimization_options): New.
6870 (sh_override_options): Likewise.
6871 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6872 (OVERRIDE_OPTIONS): Use sh_override_options.
6874 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6876 * dwarf2out.c (emit_cfa_remember): New variable.
6877 (add_fde_cfi): If emit_cfa_remember, recurse to add
6878 DW_CFA_remember_state first.
6879 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6880 instead just set emit_cfa_remember.
6882 2009-06-08 Jan Hubicka <jh@suse.cz>
6885 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6887 2009-06-08 Jan Hubicka <jh@suse.cz>
6890 * cgraphunit.c (save_inline_function_body): Do not copy transform
6891 hooks for saved inline bodies.
6892 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6895 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6897 * jump.c (returnjump_p): Handle delayed branches. Add missing
6900 2009-06-08 Jan Hubicka <jh@suse.cz>
6903 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6904 original node might've been modified.
6905 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6907 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6909 * tree-object-size.c (addr_object_size): Add OSI argument.
6910 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6911 (compute_builtin_object_size, expr_object_size): Adjust callers.
6912 (plus_stmt_object_size): Call addr_object_size instead of
6913 compute_builtin_object_size.
6915 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6916 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6918 * tree-ssa-loop-prefetch.c
6919 (gather_memory_references): Introduced a counter for the number of
6921 (anything_to_prefetch_p): Introduced a counter for the number of
6923 (is_loop_prefetching_profitable): New function with a cost model
6925 (loop_prefetch_arrays): Use the new cost model to determine if
6926 prefetching is profitable.
6927 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6928 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6929 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6930 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6931 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6932 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6934 2009-06-08 Michael Matz <matz@suse.de>
6937 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6938 partitions use the same.
6939 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6940 for basevars of SSA_NAMEs.
6941 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6942 to not expand them twice.
6943 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6946 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6948 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6949 (fdump-final-insns=, gtoggle): New.
6950 * doc/invoke.texi: Document them.
6951 * final.c (rest_of_clean_state): Dump final insn stream.
6952 * gcc.c (invoke_as): Hook in -fcompare-debug.
6953 (static_spec_functions): Add compare-debug-dump-opt,
6954 compare-debug-self-opt and compare-debug-auxbase-opt.
6955 (compare_debug, compare_debug_second, compare_debug_opt): New.
6956 (switches_debug_check, n_switches_debug_check): New.
6957 (debug_auxbase_opt, debug_check_temp_file): New.
6958 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6960 (do_self_spec): Handle arguments after switches.
6961 (do_spec_1): Add .gk extension to temp file basenames for compare.
6962 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6963 (cc1_options): Use it instead of normal auxbase computation for
6964 the second compare-debug compilation.
6965 (compare_files): New.
6966 (main): Set up and implement compare debug mode.
6967 (compare_debug_dump_opt_spec_function): New.
6968 (compare_debug_self_opt_spec_function): New.
6969 (compare_debug_auxbase_opt_spec_function): New.
6970 * toplev.c (process_options): Handle flag_gtoggle,
6971 flag_dump_final_insns.
6972 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6973 during -fcompare-debug-second compilation.
6975 2009-06-07 Ian Lance Taylor <iant@google.com>
6977 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6978 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6980 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6981 with no default node. Change warning with %H to warning_at.
6982 Don't clear warn_switch around case checking.
6983 * doc/invoke.texi (Warning Options): Clarify distinction between
6984 -Wswitch and -Wswitch-enum.
6986 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6988 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6990 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6992 * gbl-ctors.h: Add header guard.
6994 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6996 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6997 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6998 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6999 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7000 prototypes for removed functions.
7001 (expressions_equal_p): Move to ...
7002 * tree-ssa-sccvn.h: ... here and ...
7003 * matrix-reorg.c: ... adjust includes.
7005 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7007 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7009 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7011 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7012 (finish_function): Remove erroneous whitespace.
7014 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7016 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7017 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7019 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7021 * errors.c (internal_error): Commentary typo fix.
7022 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7023 * tree-ssa-pre.c: Ditto.
7025 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7027 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7028 them is supposed to hold actual statements.
7030 2009-06-06 Ian Lance Taylor <iant@google.com>
7032 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7033 empty statements can now have attributes.
7035 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7037 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7038 * config/mips/mips.md: Ditto.
7040 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7042 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7044 (__eabi_uconvert): Likewise.
7046 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7048 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7049 CFI_* definitions with IN_GCC.
7051 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7053 * xcoffout.h (xcoffout_source_line): Update prototype.
7055 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7057 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7058 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7060 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7063 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7064 inlined_function_outer_scope_p blocks for artificial inlines
7066 * tree.c (tree_nonartificial_location): Rewrite using
7067 block_nonartificial_location.
7069 2009-06-05 Revital Eres <eres@il.ibm.com>
7070 Leehod Baruch <leehod@il.ibm.com>
7072 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7073 (expand_expr_real_1): Remove comment.
7074 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7075 Vectorize misaligned access when the target supports it.
7076 (vect_supportable_dr_alignment): Check for unaligned access support.
7077 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7080 2009-06-05 Julian Brown <julian@codesourcery.com>
7082 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7083 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7085 2009-06-05 Richard Guenther <rguenther@suse.de>
7088 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7091 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7093 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7094 (save_gprs): Don't tell unwinder when a global register is saved.
7095 (s390_emit_epilogue): Emit needed epilogue unwind info.
7097 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7099 * dwarf2out.c (deferred_asm_name): New.
7100 (add_name_and_src_coords_attributes): Defer creation of
7101 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7103 (move_linkage_attr): New.
7104 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7107 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7109 * tree-nested.c (finalize_nesting_tree_1): Declare the
7110 frame_decl in the binding tree.
7112 2009-06-04 Cary Coutant <ccoutant@google.com>
7114 * basic-block.h (struct basic_block_def): Add discriminator field.
7115 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7117 * debug.c (do_nothing_debug_hooks): Add additional entry.
7118 (debug_nothing_int_charstar_int): New function.
7119 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7120 (debug_nothing_int_charstar_int): New declaration.
7121 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7122 discriminator value in .loc directive.
7123 * final.c (last_discriminator): New variable.
7124 (discriminator): New variable.
7125 (final_start_function): Initialize above variables, pass current
7126 discriminator to debug hook.
7127 (notice_source_line): Check for discriminator change.
7128 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7129 * sdbout.c (sdbout_source_line): New parameter.
7130 * tree-cfg.c (struct locus_discrim_map): New structure type.
7131 (discriminator_per_locus): New hash table.
7132 (build_gimple_cfg): Allocate and free discriminator hash table.
7133 (make_edges): Call assign_discriminator.
7134 (locus_map_hash): New function.
7135 (locus_map_eq): New function.
7136 (next_discriminator_for_locus): New function.
7137 (same_line_p): New function.
7138 (assign_discriminator): New function.
7139 (make_cond_expr_edges): Call assign_discriminator.
7140 (make_gimple_switch_edges): Likewise.
7141 (first_non_label_stmt): New function.
7142 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7144 * xcoffout.c (xcoffout_source_line): Add new parameter.
7146 * configure.ac (gcc_cv_as_discriminator): New configury check for
7147 gas support for discriminator.
7148 * configure: Regenerate.
7149 * config.in: Regenerate.
7151 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7153 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7154 val after checking for integers.
7156 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7158 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7160 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7161 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7162 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7163 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7164 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7165 X64_SSE_REGPARM_MAX.
7166 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7167 X64_SSE_REGPARM_MAX.
7169 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7171 * gcc.c (report_times_to_file): New.
7172 (execute): Implement it.
7173 (process_command): Support -time=.
7174 * doc/invoke.texi: Document it.
7176 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7178 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7179 that have value exprs.
7181 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7183 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7184 declarations for constants until...
7185 (dw2_output_indirect_constant_1): ... this point.
7187 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7190 * arm.md (arm_addsi3): Don't try to split an add with an
7191 eliminable register until after reload has completed.
7193 2009-06-03 Ian Lance Taylor <iant@google.com>
7195 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7196 * genattrtab.c (write_length_unit_log): Likewise.
7197 * genchecksum.c (dosum): Likewise.
7198 * gengtype.c (write_rtx_next): Likewise.
7199 (finish_root_table, write_roots): Likewise.
7200 * gimple.c (gimple_ops_offset_): Likewise.
7201 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7202 * config/arc/arc.c (arc_attribute_table): Likewise.
7203 * config/arm/arm.c (arm_attribute_table): Likewise.
7204 * config/avr/avr.c (avr_attribute_table): Likewise.
7205 * config/crx/crx.c (crx_attribute_table): Likewise.
7206 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7207 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7208 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7209 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7210 * config/sh/sh.c (sh_attribute_table): Likewise.
7211 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7212 * config/spu/spu.c (spu_attribute_table): Likewise.
7213 * config/v850/v850.c (v850_attribute_table): Likewise.
7215 * config/alpha/alpha.c (vms_attribute_table): Make static.
7216 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7217 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7218 * config/mips/mips.c (mips_attribute_table): Likewise.
7220 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7222 (cc1-checksum.o): Likewise.
7224 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7226 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7228 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7230 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7231 insn if it is changing sp. Use gen_add3_insn instead of
7232 conditionally gen_addsi3 and gen_adddi3.
7233 (offset_below_red_zone_p): New static inline function.
7234 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7235 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7236 * config/rs6000/ppc-asm.h: Include auto-host.h.
7237 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7238 CFI_RESTORE): Define.
7239 * config/rs6000/crtresxgpr.asm: Add unwind info.
7240 * config/rs6000/crtresxfpr.asm: Likewise.
7241 * config/rs6000/crtresgpr.asm: Likewise.
7242 * config/rs6000/crtresfpr.asm: Likewise.
7243 * config/rs6000/crtsavgpr.asm: Likewise.
7244 * config/rs6000/crtsavfpr.asm: Likewise.
7246 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7247 argument of DWARF2_FRAME_REG_OUT macros.
7249 2009-06-03 Julian Brown <julian@codesourcery.com>
7251 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7252 words or less (including TImode) in core registers.
7254 2009-06-03 Richard Guenther <rguenther@suse.de>
7257 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7259 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7261 * statistics.c (statistics_counter_event): Do not record event
7262 in pass dump if its number == -1.
7263 (curr_statistics_hash): Add assert that we never get passes
7264 with static number == -1.
7266 2009-06-03 Richard Guenther <rguenther@suse.de>
7267 Andrey Belevantsev <abel@ispras.ru>
7269 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7270 non-BLKmode arrays addressable.
7272 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7274 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7275 * config/m68k/m68k.h: ... here.
7276 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7279 2009-06-03 Martin Jambor <mjambor@suse.cz>
7281 PR tree-optimization/40323
7282 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7285 2009-06-03 Richard Guenther <rguenther@suse.de>
7287 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7290 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7292 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7293 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7294 JUMP_TABLE_DATA_P where applicable.
7295 * config/sh/sh.c: Ditto.
7296 * config/sh/sh.h: Ditto.
7297 * config/sh/sh.md: Ditto.
7298 * config/sh/symbian.c: Ditto.
7300 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7302 * config/i386/driver-i386.c (describe_cache): Optimize
7303 concatenation of strings. Use snprintf instead of sprintf.
7304 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7305 target when not compiling with GCC.
7307 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7309 * config/sh/sh.c: Revert last change.
7310 (sh_expand_epilogue): Emit a blockage insn before the frame
7311 pointer adjustment unconditionally.
7313 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7315 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7316 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7317 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7318 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7319 to COLLECT_GCC_OPTIONS.
7321 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7323 * collect2.c (target_system_root): New variable.
7324 (main): Handle --sysroot=.
7325 (ignore_library): Strip the sysroot from the library path.
7327 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7329 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7330 (collect2.o): Depend on collect2-aix.h.
7331 (collect2-aix.o): New rule.
7332 * collect2-aix.h: New file.
7333 * collect2-aix.c: Likewise.
7334 * collect2.c: Include collect2-aix.h. Don't undefine
7335 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7336 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7337 Use TARGET_AIX_VERSION instead of _AIX51.
7338 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7339 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7340 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7341 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7342 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7344 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7346 * collect2.c (ignore_library): Avoid premature post-increment
7349 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7351 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7352 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7353 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7354 CROSS_DIRECTORY_STRUCTURE too.
7355 (LINK_LIBG_SPEC): Likewise.
7356 (LIB_SPEC): Add %R to sysroot paths.
7357 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7358 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7359 * config/rs6000/aix51.h: As for aix43.h.
7360 * config/rs6000/aix52.h: Likewise.
7361 * config/rs6000/aix53.h: Likewise.
7362 * config/rs6000/aix61.h: Likewise.
7363 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7364 to the beginning of sysroot paths.
7366 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7368 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7369 INSN_LISTs that are out of the REG_NOTE range.
7371 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7373 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7374 (struct var_to_expand): Likewise.
7375 (struct opt_info): Add head and tail for linked lists of the above.
7376 (analyze_insn_to_expand_var): Initialize next.
7377 (analyze_iv_to_split_insn): Likewise.
7378 (analyze_insns_in_loop): Create linked lists.
7379 (allocate_basic_variable): Simplify for use without hash table.
7380 (insert_var_expansion_initialization): Likewise, make it type-safer.
7381 (combine_var_copies_in_loop_exit): Likewise.
7382 (apply_opt_in_copies): Walk lists rather than hash tables.
7383 (release_var_copies): Simplified and inlined by hand into...
7384 (free_opt_info): ... this function.
7386 2009-06-02 Richard Guenther <rguenther@suse.de>
7388 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7391 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7393 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7394 only for builtins that are not overridden.
7396 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7398 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7401 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7403 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7405 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7407 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7409 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7411 * common.opt (fdump-unnumbered-links): New.
7412 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7413 * print-rtl.c (flag_dump_unnumbered_links): New.
7414 (print_rtx): Test it.
7416 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7418 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7419 push/pop multiple to 8-byte alignment.
7421 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7423 * config/i386/i386.c (queued_cfa_restores): New static variable.
7424 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7426 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7427 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7428 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7429 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7430 note unconditionally.
7431 (ix86_emit_restore_regs_using_mov): Likewise.
7432 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7433 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7434 it through to ix86_emit_restore_reg_using_pop.
7435 (ix86_emit_leave): Add RED_OFFSET argument. Call
7436 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7437 instead of adding REG_CFA_OFFSET note unconditionally.
7438 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7439 the above functions. Call ix86_add_queued_cfa_restore_notes when
7442 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7443 force output of the label even for dwarf2out_do_cfi_asm.
7444 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7445 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7446 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7448 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7449 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7450 dwarf2out_cfi_label callers.
7451 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7452 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7453 Adjust dwarf2out_cfi_label callers.
7454 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7456 * config/i386/i386.h (struct machine_cfa_state,
7457 struct machine_function): Guard with ifndef USED_FOR_TARGET
7458 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7461 * emutls.c (__emutls_get_address): Change arr->size to mean number
7462 of allocated arr->data entries instead of # of slots + 1.
7465 * recog.c (peep2_reinit_state): New function.
7466 (peephole2_init_state): Use it at the end of a basic block and also
7467 when seeing a RTX_FRAME_RELATED_P insn.
7469 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7471 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7472 fixuns_truncrfdi2): New.
7473 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7474 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7475 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7476 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7477 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7478 *recip_approx): Remove.
7479 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7480 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7481 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7483 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7486 2009-06-01 Ian Lance Taylor <iant@google.com>
7488 * attribs.c (register_attribute): Use CONST_CAST.
7489 * collect2.c (main): Use CONST_CAST2.
7490 (scan_prog_file): Likewise.
7491 * gcc.c (process_command, main): Likewise.
7492 * toplev.c (toplev_main): Likewise.
7494 * c-typeck.c (handle_warn_cast_qual): New static function,
7495 partially broken out of build_c_cast.
7496 (build_c_cast): Call handle_warn_cast_qual.
7497 * doc/invoke.texi (Warning Options): Document new effect of
7500 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7502 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7503 (diagnostic_report_current_module): Print columns.
7504 * common.opt (flag_show_column): Enable by default.
7506 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7508 * alias.c (find_base_term): Check for NULL term before returning.
7510 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7512 Revert due to PR40320:
7513 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7514 * calls.c (emit_library_call_value_1): Don't force_operand for move
7517 2009-06-01 Olivier Hainque <hainque@adacore.com>
7518 Eric Botcazou <ebotcazou@adacore.com>
7520 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7521 to be processed as a bitfield for constructor output purposes.
7522 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7524 * varasm.c (oc_local_state): New type, output_constructor
7525 local state to support communication with helpers.
7526 (oc_outer_state): New type, output_constructor outer state of
7527 relevance in recursive calls.
7528 (output_constructor_array_range): New output_constructor helper,
7529 extracted code for an array range element.
7530 (output_constructor_regular_field): New output_constructor helper,
7531 extracted code for an element that is not a bitfield.
7532 (output_constructor_bitfield): New output_constructor helper,
7533 extracted code for a bitfield element. Accept an OUTER state
7534 argument for recursive processing. Recurse on record or array
7535 CONSTRUCTOR values, possibly past noop conversions.
7536 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7537 VALUE is a valid constant-valued expression for use in a static
7538 bit-field initializer.
7539 (output_constructor): Rework to use helpers. Accept and honor an
7540 OUTER state argument for recursive calls. Return total size. Be
7541 prepared for nested constructors initializing bitfields.
7542 (output_constant): Feed OUTER in calls to output_constructor.
7544 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7546 * calls.c (emit_library_call_value_1): Don't force_operand for move
7549 2009-06-01 Nick Clifton <nickc@redhat.com>
7551 * doc/invoke.texi (IA-64 Options): Fix typo.
7553 2009-06-01 Ira Rosen <irar@il.ibm.com>
7555 PR tree-optimization/39129
7556 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7558 (vect_do_peeling_for_loop_bound): Use
7559 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7560 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7561 (vect_loop_versioning): Likewise.
7562 (vect_create_cond_for_alias_checks): Fix indentation.
7563 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7565 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7566 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7567 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7568 "control flow in loop".
7569 (vect_estimate_min_profitable_iters): Use
7570 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7571 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7572 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7573 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7574 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7575 statement belongs to a group of strided accesses with the exact code
7577 (vectorizable_load): Likewise.
7578 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7579 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7581 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7583 * config/freebsd-stdint.h: New file.
7584 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7585 Add freebsd-stdint.h to tm_file.
7587 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7589 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7590 (thumb2_extendhidi2): Likewise.
7592 2009-05-31 Ian Lance Taylor <iant@google.com>
7594 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7596 2009-05-31 Ian Lance Taylor <iant@google.com>
7598 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7599 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7600 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7602 2009-05-31 Jason Merrill <jason@redhat.com>
7604 * tree-pretty-print.c (print_call_name): Take the callee, not the
7605 call itself. Make non-static. Use dump_function_name for functions.
7606 (dump_generic_node): Adjust.
7607 * diagnostic.h: Declare print_call_name.
7608 * gimple-pretty-print.c (dump_gimple_call): Use it.
7610 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7612 * config/sh/sh.md (ashldi3_std): New define_expand.
7615 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7618 * config/sh/sh.c: Include debug.h.
7619 (sh_expand_epilogue): Emit a blockage insn before the frame
7620 pointer adjustment also when dwarf2out_do_frame returns true.
7622 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7624 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7625 (thumb2_extendqidi2): New pattern.
7627 2009-05-31 Ira Rosen <irar@il.ibm.com>
7629 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7630 mark phis for renaming.
7631 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7632 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7633 Call mark_sym_for_renaming.
7634 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7635 * tree-vect-loop.c (vect_transform_loop): Remove
7636 vect_memsyms_to_rename initialization and a call to
7637 mark_set_for_renaming.
7639 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7642 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7643 frame related even if !set_cfa && style < 0.
7645 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7647 * config/i386/mingw-tls.c: New file.
7648 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7649 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7650 defining _WIN32 but not __CYGWIN__.
7652 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7654 * configure.ac: Add MPC support.
7656 * config.in, configure: Regenerate.
7658 2009-05-29 Richard Henderson <rth@redhat.com>
7660 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7661 NOTE_INSN_BASIC_BLOCK.
7662 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7663 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7664 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7666 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7668 (add_cfi): Disable check redefining cfa away from drap.
7669 (lookup_cfa_1): Add remember argument; handle remember/restore.
7670 (lookup_cfa): Pass remember argument.
7671 (cfa_remember): New.
7672 (compute_barrier_args_size_1): Remove sibcall check.
7673 (dwarf2out_frame_debug_def_cfa): New.
7674 (dwarf2out_frame_debug_adjust_cfa): New.
7675 (dwarf2out_frame_debug_cfa_offset): New.
7676 (dwarf2out_frame_debug_cfa_register): New.
7677 (dwarf2out_frame_debug_cfa_restore): New.
7678 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7679 (dwarf2out_begin_epilogue): New.
7680 (dwarf2out_frame_debug_restore_state): New.
7681 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7682 DW_CFA_restore_state.
7683 (output_cfi_directive): Likewise.
7684 (convert_cfa_to_fb_loc_list): Likewise.
7685 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7686 * dwarf2out.h: Update.
7687 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7688 (copy_insn_1): Early out for null.
7689 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7690 and dwarf2out_frame_debug_restore_state.
7691 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7692 (prologue_insn_hash, epilogue_insn_hash): New.
7693 (free_after_compilation): Adjust freeing accordingly.
7694 (record_insns): Create hash table if needed; push insns into
7695 hash instead of array.
7696 (maybe_copy_epilogue_insn): New.
7697 (contains): Search hash table instead of array.
7698 (sibcall_epilogue_contains): Remove.
7699 (thread_prologue_and_epilogue_insns): Split eh_return insns
7700 and mark them as epilogues.
7701 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7702 scanning in terms of basic blocks.
7703 * insn-notes.def (CFA_RESTORE_STATE): New.
7704 * jump.c (returnjump_p_1): Accept EH_RETURN.
7705 (eh_returnjump_p_1, eh_returnjump_p): New.
7706 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7707 CFA_REGISTER, CFA_RESTORE): New.
7708 * rtl.def (EH_RETURN): New.
7709 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7711 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7712 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7714 * config/i386/i386.c (gen_push): Update cfa state.
7715 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7716 add a CFA_ADJUST_CFA note.
7717 (ix86_dwarf_handle_frame_unspec): Remove.
7718 (ix86_expand_prologue): Update cfa state.
7719 (ix86_emit_restore_reg_using_pop): New.
7720 (ix86_emit_restore_regs_using_pop): New.
7721 (ix86_emit_leave): New.
7722 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7723 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7724 * config/i386/i386.h (struct machine_cfa_state): New.
7725 (ix86_cfa_state): New.
7726 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7727 (eh_return_internal): Merge from eh_return_<mode>,
7728 use eh_return rtx, split w/ epilogue.
7730 2009-05-29 Ian Lance Taylor <iant@google.com>
7732 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7734 * calls.c (emit_library_call_value_1): Likewise.
7736 * c-typeck.c (c_build_va_arg): New function.
7737 * c-tree.h (c_build_va_arg): Declare.
7738 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7739 instead of build_va_arg.
7741 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7743 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7744 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7745 (ptr_difference_cost): Use affine combinations to compute it.
7746 (difference_cost): Likewise.
7747 (get_computation_cost_at): Compute more accurate cost for addresses
7748 if the ratio is a multiplier allowed in addresses.
7749 For non-addresses, consider that an additional offset or symbol is
7752 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7754 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7755 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7757 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7758 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7759 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7761 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7762 to 1 for TYPE_SSE{IADD1,CVT1}.
7763 (prefix_vex_imm8): Removed.
7764 (length_vex): Only pass 1 as second argument to
7765 ix86_attr_length_vex_default if prefix_extra is 0.
7766 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7767 (length): For prefix vex computation use length_immediate
7768 attribute instead of prefix_vex_imm8.
7769 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7770 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7771 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7772 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7773 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7774 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7775 a space in between the operands.
7776 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7777 if one operand is 0xff and the other one si, di, bp or sp.
7778 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7779 other one si, di, bp or sp.
7780 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7781 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7782 type and mode attributes.
7783 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7784 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7785 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7786 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7787 prefix_data16 attribute iff MODE_DF.
7788 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7789 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7790 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7791 constm128_operand in length_immediate computation.
7792 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7793 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7794 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7795 length_immediate attribute to 1.
7796 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7797 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7798 for certain alternatives.
7799 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7800 prefix_data16 attribute if MODE_V1DF.
7801 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7802 length_immediate to 1.
7803 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7804 length_address to 4, set mode attribute to MODE_DI.
7805 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7806 (fxam<mode>2_i387): Set length attribute to 4.
7807 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7808 *prefetch_3dnow_rex): Override length_address attribute.
7809 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7811 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7812 (constm128_operand): Removed.
7813 * config/i386/i386.c (memory_address_length): For
7814 disp && !index && !base in 64-bit mode account for SIB byte if
7815 print_operand_address can't optimize disp32 into disp32(%rip)
7816 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7817 for fs: or gs: segment.
7818 (ix86_attr_length_immediate_default): When checking if shortform
7819 is possible, truncate immediate to the length of the non-shortened
7821 (ix86_attr_length_address_default): Ignore MEM_P operands
7823 (ix86_attr_length_vex_default): Only check for DImode on
7824 GENERAL_REG_P operands.
7825 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7826 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7827 (sse_cvttps2pi): Clear prefix_rep attribute.
7828 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7830 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7831 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7832 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7833 iff operand 2 is const_int_operand.
7834 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7835 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7836 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7838 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7840 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7841 prefix_data16 attribute for movlpd and movhpd instructions.
7842 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7843 length_immediate for shufpd instruction.
7844 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7845 (avx_cmpp<avxmodesuffixf2c><mode>3,
7846 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7847 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7848 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7849 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7850 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7851 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7852 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7853 prefix_data16 attribute for the first alternative to 1.
7854 (*avx_loadlps): Override length_immediate for the first alternative.
7855 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7856 attributes for second alternative.
7857 (*vec_concatv2sf_sse4_1): Override length_immediate and
7858 prefix_data16 attributes for second alternative.
7859 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7860 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7861 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7862 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7863 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7864 prefix_data16 and length_immediate to 1.
7865 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7867 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7868 prefix_extra attribute for variants that don't have 0f prefix alone.
7869 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7870 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7871 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7872 *sse4_1_pextrd): Set length_immediate to 1.
7873 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7874 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7876 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7877 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7878 length_immediate to 1 for second alternative.
7879 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7880 prefix_extra and length_immediate attributes for the first
7882 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7884 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7885 to 1 for the first and third alternative.
7886 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7888 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7890 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7892 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7893 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7894 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7895 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7896 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7897 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7898 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7899 ssse3_psign<mode>3): Override prefix_rex attribute.
7900 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7901 (ssse3_palignrti): Override length_immediate to 1.
7902 (ssse3_palignrdi): Override length_immediate to 1, override
7903 prefix_rex attribute.
7904 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7905 (sse4a_extrqi): Override length_immediate to 2.
7906 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7907 (sse4a_insertq): Override prefix_data16 to 0.
7908 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7909 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7910 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7911 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7912 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7913 and length_immediate to 1.
7914 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7915 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7916 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7917 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7918 and length_immediate to 1.
7919 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7920 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7921 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7922 avx_ptest256): Override prefix_extra to 1.
7923 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7924 Override prefix_data16 and length_immediate to 1.
7925 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7926 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7927 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7928 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7929 prefix_data16 to 0 and prefix_extra to 2.
7930 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7931 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7933 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7934 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7935 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7936 and prefix_extra to 2.
7937 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7938 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7939 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7940 avx_vpermilvar<mode>3,
7941 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7942 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7943 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7944 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7945 Override prefix_extra to 1.
7946 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7947 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7948 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7949 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7950 prefix_extra and length_immediate to 1.
7951 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7953 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7954 to 1 for the first alternative.
7955 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7956 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7958 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7959 *movv2sf_internal_avx, *movv2sf_internal): Override
7960 prefix_rep attribute for certain alternatives.
7961 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7962 attributes for certain alternatives.
7963 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7964 attributes for certain alternatives.
7965 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7966 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7967 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7968 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7969 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7970 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7971 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7972 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7973 length_immediate to 1 if operand 2 is const_int_operand.
7974 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7975 *vec_extractv2si_1): Set length_immediate attribute to 1.
7976 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7977 using old 3DNOW insn rather than SSE/3DNOW_A.
7978 (mmx_emms, mmx_femms): Clear modrm attribute.
7980 2009-05-29 Martin Jambor <mjambor@suse.cz>
7982 * tree-sra.c: New implementation of SRA.
7984 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7985 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7986 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7987 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7988 (SRA_MAX_STRUCTURE_COUNT): Removed.
7989 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7990 * doc/invoke.texi (sra-max-structure-size): Removed.
7991 (sra-field-structure-ratio): Removed.
7993 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7996 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7999 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8001 PR rtl-optimization/40101
8002 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8003 seqno. Adjust comment.
8004 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8005 inserting bookkeeping before a jump, the jump is not scheduled.
8006 When no positive seqno found, provide a value. Add comment.
8008 2009-05-29 Richard Guenther <rguenther@suse.de>
8010 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8011 short-cutting on the first component.
8013 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8016 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8017 for trees other than decls/types.
8019 2009-05-29 Richard Guenther <rguenther@suse.de>
8021 * tree-ssa-operands.c (get_expr_operands): Do not handle
8022 INDIRECT_REFs in the handled-component case. Remove
8023 unused get_ref_base_and_extent case.
8024 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8025 tree_low_cst and host_integerp where possible.
8026 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8027 codes for equivalence.
8028 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8030 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8032 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8033 to tmake_file for i[34567]86-*-cygwin*.
8035 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8038 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8039 (altivec_categorize_keyword, init_vector_keywords,
8040 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8043 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8045 * tree.c (handle_dll_attribute): Check if node is
8046 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8048 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8050 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8052 (thumb2_zero_extendqidi2): Likewise.
8054 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8056 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8057 instead of gen_movrt.
8058 * config/sh/sh.md (movrt): Remove.
8060 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8062 * doc/invoke.texi (IA-64 Options):
8063 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8064 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8065 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8066 -msched-prefer-non-control-spec-insns,
8067 -msched-stop-bits-after-every-cycle,
8068 -msched-count-spec-in-critical-path,
8069 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8070 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8071 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8072 and -msched-spec-verbose.
8074 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8076 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8077 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8079 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8081 2009-05-28 Richard Guenther <rguenther@suse.de>
8083 * tree-ssa-alias.c (ao_ref_init): New function.
8084 (ao_ref_base): Likewise.
8085 (ao_ref_base_alias_set): Likewise.
8086 (ao_ref_alias_set): Likewise.
8087 (refs_may_alias_p_1): Change signature.
8088 (refs_may_alias_p): Adjust.
8089 (refs_anti_dependent_p): Likewise.
8090 (refs_output_dependent_p): Likewise.
8091 (call_may_clobber_ref_p_1): Change signature.
8092 (call_may_clobber_ref_p): Adjust.
8093 (stmt_may_clobber_ref_p_1): New function split out from ...
8094 (stmt_may_clobber_ref_p): ... here.
8095 (maybe_skip_until): Adjust signature.
8096 (get_continuation_for_phi): Likewise.
8097 (walk_non_aliased_vuses): Likewise.
8098 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8099 (ao_ref_init): Declare.
8100 (ao_ref_base): Likewise.
8101 (ao_ref_alias_set): Likewise.
8102 (stmt_may_clobber_ref_p_1): Likewise.
8103 (walk_non_aliased_vuses): Adjust.
8104 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8105 (get_ref_from_reference_ops): remove.
8106 (vn_reference_lookup_2): Adjust signature.
8107 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8108 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8109 (vn_reference_lookup): Adjust.
8110 (vn_reference_insert): Likewise.
8111 (vn_reference_insert_pieces): Adjust signature.
8112 (visit_reference_op_call): Adjust.
8113 * tree-ssa-pre.c (get_expr_type): Simplify.
8114 (phi_translate_1): Adjust.
8115 (compute_avail): Likewise.
8116 (translate_vuse_through_block): Do not re-build trees.
8117 (value_dies_in_block_x): Likewise.
8118 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8120 (vn_reference_lookup_pieces): Adjust declaration.
8121 (vn_reference_insert_pieces): Likewise.
8123 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8125 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8126 with checking disabled.
8128 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8132 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8133 macro definition for support of three-operand format aligned
8134 .comm directive in assembler on cygwin/pe/mingw target OS.
8135 * configure: Regenerate.
8136 * config.h: Regenerate.
8138 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8139 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8140 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8142 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8143 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8145 2009-05-28 Ira Rosen <irar@il.ibm.com>
8147 PR tree-optimization/40254
8148 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8149 in analysis of basic blocks.
8151 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8154 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8155 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8156 (TARGET_INITIALIZER): Use it.
8157 * cse.c (CHEAPER): Move it up to the other macros.
8158 (insert): Rename this ...
8159 (insert_with_costs): ... to this. Add cost parameters. Update
8161 (insert): New function. Call insert_with_costs.
8162 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8163 find_reg_offset_for_const, try_const_anchors): New functions.
8164 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8165 when using a const-anchor. Call insert_const_anchors.
8166 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8167 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8169 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8171 * tree-inline.c (remap_decls): Enable nonlocalized variables
8172 when not optimizing.
8174 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8176 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8177 Simplify other tests involving optimize.
8179 2009-05-27 Tom Tromey <tromey@redhat.com>
8181 * unwind-dw2.c (_Unwind_DebugHook): New function.
8182 (uw_install_context): Call _Unwind_DebugHook.
8184 2009-05-27 Tom Tromey <tromey@redhat.com>
8186 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8188 2009-05-27 Ian Lance Taylor <iant@google.com>
8190 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8191 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8192 (ALL_LINKERFLAGS): Define.
8193 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8194 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8195 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8196 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8197 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8198 $(LINKER_FOR_BUILD).
8199 (build/gcov-iov$(build_exeext)): Likewise.
8201 2009-05-27 Julian Brown <julian@codesourcery.com>
8203 * gcse.c (target.h): Include.
8204 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8205 copy of argument to a pseudo register.
8207 2009-05-27 Diego Novillo <dnovillo@google.com>
8209 * tree-ssa-live.c (dump_scope_block): Document arguments.
8210 (dump_scope_blocks): Document.
8211 (debug_scope_blocks): New.
8212 * tree-flow.h (debug_scope_blocks): Declare.
8214 2009-05-21 Denis Chertykov <denisc@overta.ru>
8216 * doc/contrib.texi (Contributors): Add myself to the list.
8218 2009-05-27 Olivier Hainque <hainque@adacore.com>
8220 * expr.c (target_align): New function. Alignment the TARGET of an
8221 assignment may be assume to have.
8222 (highest_pow2_factor_for_target): Use it instead of relying on
8223 immediate tree attributes of TARGET, not necessarily honored when
8224 intermediate bitfields are involved.
8226 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8229 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8230 AVX, SSE4, AES, PCLMUL and POPCNT.
8232 2009-05-27 Diego Novillo <dnovillo@google.com>
8234 * tree-pretty-print.c (dump_location): New.
8235 (dump_generic_node): Call it.
8236 Factor code to handle BLOCK nodes ...
8237 (dump_block_node): ... here.
8239 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8241 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8243 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8245 * gcc-plugin.h: Include config.h and system.h.
8246 (IN_GCC): Define if not defined.
8248 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8251 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8254 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8256 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8258 * config/m32r/m32r.h: Ditto.
8259 * config/m32r/m32r.md: Ditto.
8260 * config/m32r/predicates.md: Ditto.
8262 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8264 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8266 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8269 (Loading plugins): typo.
8270 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8271 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8272 (Interacting with the GCC Garbage Collector): Added new section.
8273 (Giving information about a plugin): Added new section for
8275 * ggc.h (ggc_register_root_tab): Added declaration.
8276 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8277 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8278 (register_callback): Improved comment in declaration.
8279 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8280 (extra_root_vec) Added static variable for dynamic roots registration.
8281 (ggc_register_root_tab) Added new routine.
8282 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8283 PLUGIN_GGC_MARKING event.
8284 * ggc-zone.c: Include plugin.h.
8285 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8286 * ggc-page.c: Include plugin.h.
8287 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8288 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8289 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8290 (register_callback): check lack of callbacks for
8291 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8292 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8293 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8294 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8295 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8296 dependency on plugin.h.
8297 (plugin.o): Added dependency on ggc.h...
8299 2009-05-26 Richard Guenther <rguenther@suse.de>
8303 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8304 with mismatched comparison modes.
8306 * expr.c (expand_expr_real_1): Expand the operand of a
8307 VIEW_CONVERT_EXPR in its natural mode.
8309 2009-05-26 Ian Lance Taylor <iant@google.com>
8311 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8312 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8313 (ALL_COMPILERFLAGS): Define.
8314 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8315 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8316 (collect2$(exeext), collect2.o): Likewise.
8317 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8318 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8319 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8320 (libbackend.o, intl.o, cppdefault.o): Likewise.
8321 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8322 (build/%.o): Use $(COMPILER_FOR_BUILD).
8323 (build/gen%$(build_exeext)): Likewise.
8324 (build/gcov-iov$(build_exeext)): LIkewise.
8325 * config/t-darwin (darwin.o): Use $(COMPILER).
8326 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8327 * config/t-sol2 (sol2-c.o): Likewise.
8329 * config/t-vxworks (vxworks.o): Likewise.
8330 * config/x-darwin (host-darwin.o): Likewise.
8331 * config/x-hpux (host-hpux.o): Likewise.
8332 * config/x-linux (host-linux.o): Likewise.
8333 * config/x-solaris (host-solaris.o): Likewise.
8334 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8335 * config/arm/t-arm (arm-c.o): Likewise.
8336 * config/arm/t-pe (pe.o): Likewise.
8337 * config/arm/t-wince-pe (pe.o): Likewise.
8338 * config/i386/t-cygming (winnt.o): Likewise.
8339 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8340 * config/i386/t-cygwin (cygwin1.o): Likewise.
8341 (cygwin2.o): Likewise.
8342 * config/i386/t-i386 (i386-c.o): Likewise.
8343 * config/i386/t-interix (winnt.o): Likewise.
8344 * config/i386/t-netware (netware.o): Likewise.
8345 * config/i386/t-nwld (nwld.o): Likewise.
8346 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8347 * config/i386/x-i386 (driver-i386.o): Likewise.
8348 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8349 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8350 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8351 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8352 * config/mips/x-native (driver-native.o): Likewise.
8353 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8354 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8355 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8356 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8357 * config/score/t-score-elf (score7.o): Likewise.
8358 (score3.o): Likewise.
8359 * config/sh/t-sh (sh-c.o): Likewise.
8360 * config/sh/t-symbian (sh-c.o): Likewise.
8361 (symbian.o): Likewise.
8362 * config/spu/t-spu-elf (spu-c.o): Likewise.
8363 * config/v850/t-v850 (v850-c.o): Likewise.
8364 * config/v850/t-v850e (v850-c.o): Likewise.
8366 2009-05-26 Richard Guenther <rguenther@suse.de>
8368 PR tree-optimization/40122
8369 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8370 VECTOR_CSTs if possible.
8371 (fold_gimple_assign): Likewise.
8373 2009-05-26 Richard Guenther <rguenther@suse.de>
8376 * fold-const.c (fold_binary): Use the correct types for building
8379 2009-05-26 Richard Guenther <rguenther@suse.de>
8381 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8382 redundant calls to merge_alias_info.
8383 (bump_vector_ptr): Likewise.
8384 * tree-ssa-copy.c (merge_alias_info): Remove.
8385 (replace_exp_1): Remove call to merge_alias_info.
8386 (propagate_tree_value): Likewise.
8387 (fini_copy_prop): Propagate points-to info.
8388 * tree-flow.h (merge_alias_info): Remove.
8390 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8392 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8394 2009-05-25 Jan Hubicka <jh@suse.cz>
8396 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8397 * cgraph.h (struct inline_summary): New filed self_wize,
8398 size_inlining_benefit, self_time and time_inlining_benefit.
8399 (struct cgraph_global_info): Replace insns by time ans size fields.
8400 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8401 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8402 (ipcp_update_callgraph): Do not touch function bodies.
8403 * ipa-inline.c: Include except.h
8404 (MAX_TIME): New constant.
8405 (overall_insns): Remove.
8407 (overall_size, max_benefit): New static variables.
8408 (cgraph_estimate_time_after_inlining): New function.
8409 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8410 (cgraph_clone_inlined_nodes): Update size.
8411 (cgraph_mark_inline_edge): Update size.
8412 (cgraph_estimate_growth): Use size info.
8413 (cgraph_check_inline_limits): Check size.
8414 (cgraph_default_inline_p): Likewise.
8415 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8416 (cgraph_decide_recursive_inlining): Check size.
8417 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8419 (cgraph_decide_inlining): Likewise.
8420 (cgraph_decide_inlining_incrementally): Likewise; honor
8421 PARAM_EARLY_INLINING_INSNS.
8422 (likely_eliminated_by_inlining_p): New predicate.
8423 (estimate_function_body_sizes): New function.
8424 (compute_inline_parameters): Use it.
8425 * except.c (must_not_throw_labels): New function.
8426 * except.h (must_not_throw_labels): Declare.
8427 * tree-inline.c (init_inline_once): Kill inlining_weigths
8428 * tree-ssa-structalias.c: Avoid uninitialized warning.
8429 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8430 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8431 (PARAM_INLINE_CALL_COST): Remove.
8432 (PARAM_EARLY_INLINING_INSNS): New.
8434 2009-05-25 Richard Guenther <rguenther@suse.de>
8436 PR tree-optimization/36327
8437 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8438 callback for reference translation or lookup at the point of may-defs.
8439 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8440 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8441 for union COMPONENT_REFs.
8442 (vn_reference_lookup_3): New callback. Lookup from memset
8443 and CONSTRUCTOR assignment, translate through struct copies.
8444 (vn_reference_lookup_pieces): Make sure to not free the
8445 passed operands array. Adjust walk_non_aliased_vuses call.
8446 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8447 make sure we do not leak memory.
8449 2009-05-25 Richard Guenther <rguenther@suse.de>
8451 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8452 * tree-inline.c (expand_call_inline): Reset the escaped and
8454 * tree-ssa-structalias.c (pass_build_ealias): New.
8455 * tree-pass.h (pass_build_ealias): Declare.
8456 * passes.c (init_optimization_passes): Add PTA during
8457 early optimizations.
8458 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8459 and CALLUSED solutions.
8460 (dump_points_to_solution): New function, split out from ...
8461 (dump_points_to_info_for): ... here.
8462 * tree-parloops.c (parallelize_loops): Reset the escaped and
8465 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8468 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8469 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8471 2009-05-25 Ira Rosen <irar@il.ibm.com>
8473 PR tree-optimization/40238
8474 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8475 statements after basic block's labels.
8476 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8477 to free the allocated memory.
8479 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8481 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8482 return address with a USE.
8484 2009-05-24 Richard Guenther <rguenther@suse.de>
8487 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8488 array type from the main variant of the inner type.
8490 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8492 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8493 definition to bool (from int) to un-break build.
8494 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8496 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8498 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8499 discard_stmt_changes): Delete.
8500 * tree-ssa-operands.c (scb_stack): Delete.
8501 (init_ssa_operands): Do not initialize it.
8502 (fini_ssa_operands): Do not free it.
8503 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8505 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8506 update_stmt, remove the others. Fix comments.
8507 * tree-dfa.c (optimize_stack_restore): Likewise.
8508 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8509 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8510 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8511 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8513 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8514 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8515 (dom_opt_finalize_block): Likewise, adjusting access to
8517 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8518 (stmts_to_rescan): Change item type to gimple.
8519 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8521 2009-05-24 Ira Rosen <irar@il.ibm.com>
8523 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8524 * tree-pass.h (pass_slp_vectorize): New pass.
8525 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8526 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8527 * tree-vectorizer.c (timevar.h): Include.
8528 (user_vect_verbosity_level): Declare.
8529 (vect_location): Fix comment.
8530 (vect_set_verbosity_level): Update user_vect_verbosity_level
8531 instead of vect_verbosity_level.
8532 (vect_set_dump_settings): Add an argument. Ignore user defined
8533 verbosity if dump flags require higher level of verbosity. Print to
8534 stderr only for loop vectorization.
8535 (vectorize_loops): Update call to vect_set_dump_settings.
8536 (execute_vect_slp): New function.
8537 (gate_vect_slp): Likewise.
8538 (struct gimple_opt_pass pass_slp_vectorize): New.
8539 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8541 (vec_info_for_bb): New function.
8542 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8543 (VECTORIZATION_ENABLED): New macro.
8544 (SLP_ENABLED, SLP_DISABLED): Likewise.
8545 (vect_is_simple_use): Add bb_vec_info argument.
8546 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8547 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8548 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8549 vect_schedule_slp, vect_analyze_slp): Likewise.
8550 (vect_analyze_stmt): Add slp_tree argument.
8551 (find_bb_location): Declare.
8552 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8553 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8554 (vect_analyze_loop_operations, vect_analyze_loop,
8555 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8556 vect_finalize_reduction, vectorizable_reduction,
8557 vectorizable_live_operation, vect_transform_loop): Likewise.
8558 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8559 skip evolution analysis if analyzing a basic block.
8560 (dr_analyze_indices): Likewise.
8561 (initialize_data_dependence_relation): Skip the test whether the
8562 object is invariant for basic blocks.
8563 (compute_all_dependences): Skip dependence analysis for data
8564 references in basic blocks.
8565 (find_data_references_in_stmt): Don't fail in case of invariant
8566 access in basic block.
8567 (find_data_references_in_bb): New function.
8568 (find_data_references_in_loop): Move code to
8569 find_data_references_in_bb and add a call to it.
8570 (compute_data_dependences_for_bb): New function.
8571 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8572 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8574 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8575 unknown dependence in basic block and fail in case of dependence in
8577 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8578 dependence instances from either loop or basic block vectorization
8580 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8581 before calling nested_in_vect_loop_p.
8582 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8583 dependence instances from either loop or basic block vectorization
8585 (vect_verify_datarefs_alignment): Likewise.
8586 (vect_enhance_data_refs_alignment): Adjust function calls.
8587 (vect_analyze_data_refs_alignment): Likewise.
8588 (vect_analyze_group_access): Fix printing. Skip different checks if
8589 DR_STEP is 0. Keep strided stores either in loop or basic block
8590 vectorization data structure. Fix indentation.
8591 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8593 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8594 dependence instances from either loop or basic block vectorization
8596 (vect_analyze_data_refs): Update comment. Call
8597 compute_data_dependences_for_bb to analyze basic blocks.
8598 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8599 case of loop vectorization. In case of basic block vectorization use
8600 data-ref itself as a base.
8601 (vect_create_data_ref_ptr): In case of basic block vectorization:
8602 don't advance the pointer, add new statements before the current
8603 statement. Adjust function calls.
8604 (vect_supportable_dr_alignment): Support only aligned accesses in
8605 basic block vectorization.
8606 * common.opt (ftree-slp-vectorize): New flag.
8607 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8608 (vect_pattern_recog_1): Likewise.
8609 * tree-vect-stmts.c (process_use): Likewise.
8610 (vect_init_vector): Add new statements in the beginning of the basic
8611 block in case of basic block SLP.
8612 (vect_get_vec_def_for_operand): Adjust function calls.
8613 (vect_finish_stmt_generation): Likewise.
8614 (vectorizable_call): Add assert that it is loop vectorization, adjust
8616 (vectorizable_conversion, vectorizable_assignment): Likewise.
8617 (vectorizable_operation): In case of basic block SLP, take
8618 vectorization factor from statement's type and skip the relevance
8619 check. Adjust function calls.
8620 (vectorizable_type_demotion): Add assert that it is loop
8621 vectorization, adjust function calls.
8622 (vectorizable_type_promotion): Likewise.
8623 (vectorizable_store): Check for outer loop only in case of loop
8624 vectorization. Adjust function calls. For basic blocks, skip the
8625 relevance check and don't advance pointers.
8626 (vectorizable_load): Likewise.
8627 (vectorizable_condition): Add assert that it is loop vectorization,
8628 adjust function calls.
8629 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8630 that it is not reduction, get vector type, call only supported
8631 functions, skip loop specific parts.
8632 (vect_transform_stmt): Check for outer loop only in case of loop
8634 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8635 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8636 for external definition.
8637 * passes.c (pass_slp_vectorize): New pass.
8638 * tree-vect-slp.c (find_bb_location): New function.
8639 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8640 check for patterns only in loops.
8641 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8642 case of multiple types in basic block SLP.
8643 (vect_mark_slp_stmts_relevant): New function.
8644 (vect_supported_load_permutation_p): Fix comment.
8645 (vect_analyze_slp_instance): Add argument. In case of basic block
8646 SLP, take vectorization factor from statement's type, check that
8647 unrolling factor is 1. Adjust function call. Save SLP instance in
8648 either loop or basic block vectorization structure. Return FALSE,
8650 (vect_analyze_slp): Add argument. Get strided stores groups from
8651 either loop or basic block vectorization structure. Return FALSE
8652 if basic block SLP failed.
8653 (new_bb_vec_info): New function.
8654 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8655 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8656 (vect_schedule_slp): Add argument. Get SLP instances from either
8657 loop or basic block vectorization structure. Set vectorization factor
8658 to be 1 for basic block SLP.
8659 (vect_slp_transform_bb): New function.
8660 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8662 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8664 * final.c (shorten_branches): Do not align labels for jump tables.
8665 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8667 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8669 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8670 Remove outdated reference to flow.c and fix nits.
8671 * doc/gccint.texi: Tweak RTL description.
8672 * doc/rtl.texi: Likewise.
8674 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8676 * config/avr/avr.c: Change my email address.
8677 * config/avr/avr.h: Likewise.
8678 * config/avr/avr.md: Likewise.
8679 * config/avr/avr-protos.h: Likewise.
8680 * config/avr/libgcc.S: Likewise.
8682 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8684 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8685 (spu_split_load, spu_split_store): Change return type to int.
8686 (spu_split_convert): Declare.
8687 * config/spu/predicates.md (spu_mem_operand): Remove.
8688 (spu_mov_operand): Update.
8689 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8690 * config/spu/spu.c (regno_aligned_for_load): Remove.
8691 (reg_aligned_for_addr, spu_expand_load): Define.
8692 (spu_expand_extv): Reimplement and handle MEM.
8693 (spu_expand_insv): Handle MEM.
8694 (spu_sched_reorder): Handle insn's with length 0.
8695 (spu_legitimate_address_p): Reimplement.
8696 (store_with_one_insn_p): Return TRUE for any mode with size
8697 larger than 16 bytes.
8698 (address_needs_split): Define.
8699 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8701 (spu_convert_move): Define.
8702 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8703 (spu_split_store): Change all MEM's to TImode.
8704 (spu_init_expanders): Preallocate registers that correspond to
8705 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8707 (spu_split_convert): Define.
8708 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8709 (_move<mode>, _movdi, _movti): Update predicate and condition.
8710 (load, store): Change to define_split.
8711 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8713 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8714 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8715 define_insn_and_split of lshr<mode>3.
8716 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8717 (<v>ashr<mode>3_imm): Define.
8718 (extv, extzv, insv): Allow MEM operands.
8719 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8720 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8721 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8722 (_spu_convert2): Change to define_insn_and_split and remove the
8723 corresponding define_peephole2.
8724 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8725 Change predicates to memory_operand.
8727 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8729 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8731 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8733 PR tree-optimization/40219
8734 * tree.c (iterative_hash_expr): Make sure the builtin function is
8735 a normal builtin function and not a front end or back end builtin
8736 before indexing into the built_in_decls array.
8738 2009-05-22 Richard Guenther <rguenther@suse.de>
8741 * alias.c (write_dependence_p): Do not use TBAA for answering
8742 anti-dependence or output-dependence.
8743 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8744 (emit_pointer_definition): Remove.
8745 (emit_alias_warning): Likewise.
8746 (find_what_var_points_to): Remove TBAA pruning code.
8747 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8749 (compute_points_to_sets): Remove code computing the set of
8750 dereferenced pointers.
8751 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8752 oracle for querying anti and output dependencies.
8753 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8754 if TBAA may be applied.
8755 (refs_anti_dependent_p): New function.
8756 (refs_output_dependent_p): Likewise.
8757 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8758 (refs_output_dependent_p): Likewise.
8759 * doc/tree-ssa.texi (Memory model): New section.
8760 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8761 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8762 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8763 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8764 * expr.c (expand_expr_real_1): Likewise.
8765 * gimple-low.c (lower_stmt): Likewise.
8766 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8767 (dump_gimple_cdt): Remove.
8768 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8769 (gimple_size): Likewise.
8770 (walk_gimple_op): Likewise.
8771 (is_gimple_stmt): Likewise.
8772 (walk_stmt_load_store_addr_ops): Likewise.
8773 (gimple_build_cdt): Remove.
8774 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8775 * gimple.h (gimple_cdt_new_type): Remove.
8776 (gimple_cdt_new_type_ptr): Likewise.
8777 (gimple_cdt_set_new_type): Likewise.
8778 (gimple_cdt_location): Likewise.
8779 (gimple_cdt_location_ptr): Likewise.
8780 (gimple_cdt_set_location): Likewise.
8781 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8782 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8783 GIMPLE_CHANGE_DYNAMIC_TYPE.
8784 (verify_types_in_gimple_stmt): Likewise.
8785 * tree-inline.c (estimate_num_insns): Likewise.
8786 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8787 (copy_decl_to_var): Likewise.
8788 (copy_result_decl_to_var): Likewise.
8789 * tree-pretty-print.c (dump_generic_node): Do not handle
8790 CHANGE_DYNAMIC_TYPE_EXPR.
8791 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8792 * tree-ssa-operands.c (get_expr_operands): Likewise.
8793 * tree-ssa-structalias.c (struct variable_info): Remove
8794 no_tbaa_pruning member.
8795 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8796 (unify_nodes): Do not copy it.
8797 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8798 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8799 (set_uids_in_ptset): Do not check it.
8800 (find_what_var_points_to): Likewise.
8801 (compute_tbaa_pruning): Remove.
8802 (compute_points_to_sets): Do not call it.
8803 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8804 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8805 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8806 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8807 (DECL_NO_TBAA_P): Likewise.
8808 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8809 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8810 (expand_omp_atomic_pipeline): Do not set it.
8811 * print-tree.c (print_node): Do not dump it.
8812 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8815 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8818 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8821 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8823 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8826 2009-05-22 Ben Elliston <bje@au.ibm.com>
8828 * Makefile.in (bversion.h, s-bversion): New targets.
8829 (TOPLEV_H): Add bversion.h.
8830 * toplev.h: Include "bversion.h".
8831 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8832 the __format__ attribute only if compiling with the same version
8833 of GCC as the sources (the "build version").
8835 2009-05-22 Ben Elliston <bje@au.ibm.com>
8837 * c-format.c (handle_format_attribute): Fix comment typo.
8839 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8842 * config/ia64/ia64.opt (mfused-madd): New.
8843 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8844 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8845 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8846 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8847 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8848 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8849 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8850 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8851 instruction if !TARGET_FUSED_MADD.
8852 (fpma, fpms): Remove colon from name.
8854 2009-05-22 Richard Guenther <rguenther@suse.de>
8856 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8857 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8858 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8860 (create_expression_by_pieces): Only convert if necessary.
8861 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8862 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8864 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8866 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8867 regular pattern from a template and rename it ...
8868 (*extzv_truncsi_exts): ... to this.
8870 2009-05-21 Richard Guenther <rguenther@suse.de>
8872 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8873 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8874 (cgraph_default_inline_p): Likewise.
8875 (cgraph_decide_inlining_incrementally): Likewise.
8877 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8878 Uros Bizjak <ubizjak@gmail.com>
8880 * config/i386/cpuid.h (bit_MOVBE): New.
8882 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8884 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8885 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8886 (ix86_handle_option): Handle OPT_mmovbe.
8887 (ix86_target_string): Add -mmovbe.
8888 (pta_flags): Add PTA_MOVBE.
8889 (processor_alias_table): Add PTA_MOVBE to "atom".
8890 (override_options): Handle PTA_MOVBE.
8892 * config/i386/i386.h (TARGET_MOVBE): New.
8894 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8895 (*bswapsi_movbe): New.
8896 (*bswapdi_movbe): Likewise.
8897 (bswapdi2): Renamed to ...
8899 (bswapdi2): New expander.
8901 * config/i386/i386.opt (mmovbe): New.
8903 * doc/invoke.texi: Document -mmovbe.
8905 2009-05-21 Taras Glek <tglek@mozilla.com>
8907 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8908 * gcc-plugin.h (plugin_init): Updated signature.
8909 * gcc-plugin.h (plugin_name_args): Moved to this header.
8910 * doc/plugins.texi (plugin_init): Updated documention to reflect
8912 * doc/plugins.texi (plugin_name_args): Added to documention.
8914 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8916 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8917 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8919 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8921 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8922 JUMP_TABLE_DATA_P predicates where applicable.
8923 * config/i386/predicates.md: Ditto.
8924 * config/i386/sse.md: Ditto.
8926 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8928 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8929 operand2 -128 override length_immediate attribute to 1.
8930 * config/i386/predicates.md (constm128_operand): New predicate.
8932 * config/i386/i386.c (memory_address_length): Handle %r12
8933 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8935 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8936 mode look through optional ZERO_EXTEND and SUBREG.
8937 * config/i386/i386.md (R12_REG): New define_constant.
8938 (prefix_data16): For sse unit set also for MODE_TI insns.
8939 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8940 insns set if operand 1 is ext_QIreg_operand.
8941 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8942 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8944 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8945 mode from MODE_DI to MODE_SI.
8946 (movdi_1_rex64): Override modrm and length_immediate attributes
8947 only for movabs (TYPE_IMOV, alternative 2).
8948 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8949 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8950 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8951 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8952 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8953 prefix_rex attribute if DImode.
8954 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8955 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8956 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8957 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8958 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8959 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8960 Likewise. For TYPE_IMOV clear length_immediate attribute.
8961 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8962 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8963 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8964 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8965 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8966 or one operand TYPE_ISHIFT.
8967 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8968 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8969 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8970 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8971 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8972 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8973 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8974 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8975 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8976 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8977 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8978 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8979 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8980 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8981 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8982 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8983 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8984 set mode attribute, don't override length attribute.
8985 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8987 (return_internal_long): Set length attribute to 2 instead of 1.
8988 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8989 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8990 prefix_rex attribute.
8991 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8993 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8995 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8997 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8999 2009-05-20 Ian Lance Taylor <iant@google.com>
9001 * tree.c (build_tree_list_vec_stat): New function.
9002 (ctor_to_vec): New function.
9003 (build_nt_call_vec): New function.
9004 (build_call_array): Change args to be a const pointer.
9005 (build_call_vec): New function.
9006 * tree.h (build_nt_call_vec): Declare.
9007 (build_tree_list_vec_stat): Declare.
9008 (build_tree_list_vec): Define.
9009 (build_call_array): Update declaration.
9010 (build_call_vec): Declare.
9011 (ctor_to_vec): Declare.
9012 * c-common.c (tree_vector_cache): New static variable.
9013 (make_tree_vector): New function.
9014 (release_tree_vector): New function.
9015 (make_tree_vector_single): New function.
9016 (make_tree_vector_copy): New function.
9017 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9018 (make_tree_vector_single, make_tree_vector_copy): Declare.
9019 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9020 (c_parser_expr_list): Don't manage cache here, instead call
9022 (c_parser_release_expr_list): Remove static function.
9023 (c_parser_vec_to_tree_list): Remove static function.
9024 (c_parser_attributes): Call build_tree_list_vec instead of
9025 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9026 c_parser_release_expr_list.
9027 (c_parser_postfix_expression_after_primary): Likewise.
9028 (c_parser_objc_keywordexpr): Likewise.
9030 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9032 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9033 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9034 TARGET_CONVERT_TO_TYPE.
9035 * hooks.c (hook_tree_const_tree_null): Define.
9036 * hooks.h (hook_tree_const_tree_null): Declare.
9037 * target.h (struct gcc_target): Add invalid_parameter_type,
9038 invalid_return_type, promoted_type, and convert_to_type fields.
9039 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9040 (TARGET_INVALID_RETURN_TYPE): Define.
9041 (TARGET_PROMOTED_TYPE): Define.
9042 (TARGET_CONVERT_TO_TYPE): Define.
9043 (TARGET_INITIALIZER): Update for new fields.
9044 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9045 (grokparms): Check targetm.invalid_parameter_type.
9046 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9047 * c-convert.c (convert): Check targetm.convert_to_type.
9049 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9051 * config/mips/mips.md (*extenddi_truncate<mode>,
9052 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9054 (*extendhi_truncateqi): New define_insn_and_sptit.
9056 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9059 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9060 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9062 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9064 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9065 the operand of VIEW_CONVERT_EXPR.
9067 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9069 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9070 extended family and model for Intel processors. Support Intel Atom.
9072 2009-05-20 Olivier Hainque <hainque@adacore.com>
9074 * gstab.h (stab_code_type): Define, to be used instead of the
9075 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9077 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9078 occurrences by stab_code_type.
9079 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9081 2009-05-20 Martin Jambor <mjambor@suse.cz>
9083 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9084 (sra_insert_before): Likewise.
9085 (sra_insert_after): Likewise.
9086 (sra_init_cache): Likewise.
9087 (sra_type_can_be_decomposed_p): Likewise.
9088 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9089 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9090 (sra_insert_before): Likewise.
9091 (sra_insert_after): Likewise.
9092 (sra_init_cache): Likewise.
9093 (insert_edge_copies_seq): Made static and moved upwards.
9095 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9098 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9100 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9101 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9104 2009-05-20 Richard Guenther <rguenther@suse.de>
9106 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9107 with mismatched comparison modes.
9109 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9111 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9112 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9113 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9114 with shifts for Thumb2.
9115 (orsi_notsi): New for orn.
9116 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9117 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9118 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9119 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9120 Don't invert remainder for IOR.
9122 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9124 PR tree-optimization/40087
9125 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9126 number_of_iterations_ne): Rename never_infinite argument.
9127 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9128 number_of_iterations_le): Handle pointer-type ivs when
9129 exit_must_be_taken is false.
9130 (number_of_iterations_cond): Do not always assume that
9131 exit_must_be_taken if the control variable is a pointer.
9133 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9135 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9136 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9138 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9140 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9141 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9143 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9146 * c.opt (Wlogical-op): Disabled by default.
9147 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9149 * doc/invoke.texi (Wlogical-op): Likewise.
9151 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9153 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9155 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9156 Propagate the type of the first operand.
9157 <ASSERT_EXPR>: Simplify.
9158 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9159 Rewrite using the RHS code as discriminant.
9160 <NOP_EXPR>: Turn into CASE_CONVERT.
9161 <PLUS_EXPR>: Propagate the type of the first operand.
9163 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9165 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9166 (ia64_dconst_0_375): New.
9167 * config/ia64/ia64.c (ia64_override_options): Remove
9168 -minline-sqrt-min-latency warning.
9169 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9170 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9171 * config/ia64/ia64.md (*sqrt_approx): Remove.
9172 (sqrtsf2): Remove #if 0.
9173 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9174 (sqrtdf): Remove assert.
9175 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9176 (sqrtxf2): Remove #if 0.
9177 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9178 * div.md (sqrt_approx_rf): New.
9179 (sqrtsf2_internal_thr): New implementation.
9180 (sqrtsf2_internal_lat): New.
9181 (sqrtdf2_internal_thr: New implementation.
9182 (sqrtxf2_internal): New implementation.
9184 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9185 Hans-Peter Nilsson <hp@axis.com>
9187 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9188 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9189 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9190 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9191 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9192 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9193 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9194 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9195 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9196 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9197 * c-common.c: ...from here.
9199 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9201 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9203 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9205 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9207 2009-05-19 Ben Elliston <bje@au.ibm.com>
9209 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9210 assignments with memcpy calls.
9211 (add_fdes): Likewise.
9212 (binary_search_unencoded_fdes): Likewise.
9213 (linear_search_fdes): Eliminate type puns.
9215 2009-05-19 Richard Guenther <rguenther@suse.de>
9217 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9218 not falsely claim to have propagated into all uses.
9220 2009-05-19 Ben Elliston <bje@au.ibm.com>
9222 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9225 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9227 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9228 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9229 (TARGET_LEGITIMATE_ADDRESS_P): New.
9230 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9231 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9233 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9236 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9237 child of the containing namespace's DIE.
9239 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9241 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9242 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9243 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9246 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9249 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9250 gen_align with gen_pad.
9251 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9252 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9254 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9255 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9257 * config/i386/i386.md (align): Renamed to ...
9258 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9259 ASM_OUTPUT_MAX_SKIP_PAD.
9261 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9263 * config.gcc: Fix variable syntax.
9266 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9267 before calling exact_log2.
9268 (output_iorsi3): Likewise.
9269 (output_xorsi3): Likewise.
9271 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9273 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9274 for the none zero constant operand except for EQ and NE
9275 comprisons even when the first operand is R0.
9277 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9279 * config/s390/2064.md: Remove trailing whitespaces.
9280 * config/s390/2084.md: Likewise.
9281 * config/s390/constraints.md: Likewise.
9282 * config/s390/fixdfdi.h: Likewise.
9283 * config/s390/libgcc-glibc.ver: Likewise.
9284 * config/s390/s390-modes.def: Likewise.
9285 * config/s390/s390-protos.h: Likewise.
9286 * config/s390/s390.c: Likewise.
9287 * config/s390/s390.h: Likewise.
9288 * config/s390/s390.md: Likewise.
9289 * config/s390/tpf-unwind.h: Likewise.
9291 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9293 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9295 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9298 * configure.ac (m68k-*-*): Check if binutils support TLS.
9299 * configure: Regenerate.
9300 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9301 * config/m68k/constraints.md (Cu): New constraint.
9302 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9303 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9304 (movsi): Handle TLS symbols.
9305 (addsi3_5200): Handle XTLS symbols, indent.
9306 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9307 (m68k_tls_reference_p): Declare.
9308 (m68k_legitimize_address): Declare.
9309 (m68k_unwrap_symbol): Declare.
9310 * config/m68k/m68k.opt (mxtls): New option.
9311 * config/m68k/m68k.c (ggc.h): Include.
9312 (m68k_output_dwarf_dtprel): Implement hook.
9313 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9314 (m68k_expand_prologue): Load GOT pointer when function needs it.
9315 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9316 (m68k_legitimate_constant_address_p): Same.
9317 (m68k_decompose_address): Handle TLS references.
9318 (m68k_get_gp): New static function.
9319 (enum m68k_reloc): New contants.
9320 (TLS_RELOC_P): New macro.
9321 (m68k_wrap_symbol): New static function.
9322 (m68k_unwrap_symbol): New function.
9323 (m68k_final_prescan_insn_1): New static function.
9324 (m68k_final_prescan_insn): New function.
9325 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9327 (legitimize_pic_address): Handle TLS references..
9328 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9329 (m68k_libcall_value_in_a0_p)
9330 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9331 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9332 (m68k_legitimize_tls_address): Handle TLS references.
9333 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9335 (m68k_legitimize_address): Handle TLS symbols.
9336 (m68k_get_reloc_decoration): New static function.
9337 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9339 (m68k_output_dwarf_dtprel): Implement hook.
9340 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9341 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9342 m68k_call_* routines.
9343 (sched_attr_op_type): Handle TLS symbols.
9344 (gt-m68k.h): Include.
9345 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9346 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9348 2009-05-18 Martin Jambor <mjambor@suse.cz>
9350 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9351 (visit_store_addr_for_mod_analysis): New function.
9352 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9353 (determine_cst_member_ptr): Use gimple_assign_single_p.
9354 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9355 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9356 operands. Don't check number of operands of a NOP_EXPR.
9358 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9360 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9362 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9365 * c-common.c (warn_logical_operator): Don't warn if one of
9366 expression isn't always true or false.
9368 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9370 * config/i386/biarch32.h: New file.
9371 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9373 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9375 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9376 *zero_extend<mode>_truncqi): Merge these into ...
9377 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9378 Name the pattern following this as *zero_extendhi_truncqi.
9380 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9383 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9384 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9385 (output_info): Make field HOST_WIDEST_INT.
9386 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9387 (dump_bitmat_statistics): Same.
9389 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9391 * config.gcc (use_gcc_stdint): Set to wrap.
9392 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9393 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9394 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9395 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9396 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9397 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9398 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9399 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9401 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9403 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9405 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9406 Move definitions earlier.
9407 (OPT_ARCH64, OPT_ARCH32): Define.
9408 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9411 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9414 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9417 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9419 * arm.md (movdi2): Copy non-reg values to DImode registers.
9421 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9424 * final.c (label_to_max_skip): New function.
9425 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9426 CODE_LABEL_NUMBER <= max_labelno.
9427 * output.h (label_to_max_skip): New prototype.
9428 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9429 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9430 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9431 Handle CODE_LABELs with >= 16 byte alignment or with
9432 max_skip == (1 << align) - 1.
9433 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9434 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9437 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9438 .p2align 3 if MAX_SKIP is smaller than 7.
9439 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9441 2009-05-15 Ian Lance Taylor <iant@google.com>
9443 * alias.c (struct alias_set_entry_d): Rename from struct
9444 alias_set_entry. Change all uses.
9445 * except.c (struct call_site_record_d): Rename from struct
9446 call_site_record. Change all uses.
9447 * except.h (struct eh_region_d): Rename from struct eh_region.
9449 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9451 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9452 ivtype_map_elt. Change all uses.
9453 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9455 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9456 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9458 (struct sese_d): Rename from struct sese. Change all uses.
9459 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9460 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9461 * optabs.h (struct optab_d): Rename from struct optab. Change all
9463 (struct convert_optab_d): Rename from struct convert_optab.
9465 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9466 ipa_opt_pass. Change all uses.
9467 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9470 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9471 defined as a typedef.
9472 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9475 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9478 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9480 (merge_ranges): Returns bool.
9481 * tree.h (make_range): .. to here.
9482 (build_range_check): Likewise.
9483 (merge_ranges): Likewise. Renamed from merge_ranges.
9484 * c-typeck.c (parser_build_binary_op): Update calls to
9485 warn_logical_operator.
9486 * c-common.c (warn_logical_operator): Add new warning.
9487 * c-common.h (warn_logical_operator): Update declaration.
9489 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9491 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9493 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9495 * doc/install.texi: Document MPC requirements, flags etc.
9497 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9498 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9499 Evaluate constant arguments.
9500 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9501 (fold_builtin_1): Likewise, also evaluate constant arguments.
9502 Remove superfluous break.
9503 (do_mpc_ckconv): New.
9504 * real.h: Include mpc.h.
9505 * toplev.c (print_version): Output MPC version info if available.
9507 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9509 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9511 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9513 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9516 2009-05-15 Jan Hubicka <jh@suse.cz>
9518 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9519 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9520 (try_inline): Fix return value.
9521 (cgraph_decide_inlining_incrementally): Honor new value.
9522 (cgraph_early_inlining): Handle indirect inlining.
9523 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9525 2009-05-15 Jan Hubicka <jh@suse.cz>
9527 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9528 * cgraphunit.c (cgraph_finalize_function): Set it.
9529 (cgraph_expand_function): Use it.
9531 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9533 * real.c (encode_ieee_half): Define.
9534 (decode_ieee_half): Define.
9535 (ieee_half_format): Define.
9536 (arm_half_format): Define.
9537 * real.h (ieee_half_format): Declare.
9538 (arm_half_format): Declare.
9540 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9542 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9543 swapped, and reversed optabs exist before trying to use them.
9545 2009-05-15 Paul Brook <paul@codesourcery.com>
9546 Sandra Loosemore <sandra@codesourcery.com>
9548 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9549 loads. Allow PRE_DEC.
9550 (output_move_neon): Handle PRE_DEC.
9551 (arm_print_operand): Add 'A' for neon structure loads.
9552 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9553 * config/arm/neon.md (neon_mov): Update comment.
9554 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9556 (Um): New constraint.
9558 2009-05-15 Jan Hubicka <jh@suse.cz>
9560 Revert the following patch until testsuite fallout is fixed:
9561 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9562 * cgraph.h (struct inline_summary): New filed self_wize,
9563 size_inlining_benefit, self_time and time_inlining_benefit.
9564 (struct cgraph_global_info): Replace insns by time ans size fields.
9565 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9566 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9567 (ipcp_update_callgraph): Do not touch function bodies.
9568 * ipa-inline.c: Include except.h
9569 (MAX_TIME): New constant.
9570 (overall_insns): Remove
9571 (overall_size, max_benefit): New static variables.
9572 (cgraph_estimate_time_after_inlining): New function.
9573 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9574 (cgraph_clone_inlined_nodes): Update size.
9575 (cgraph_mark_inline_edge): Update size.
9576 (cgraph_estimate_growth): Use size info.
9577 (cgraph_check_inline_limits): Check size.
9578 (cgraph_default_inline_p): Likewise.
9579 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9580 (cgraph_decide_recursive_inlining): Check size.
9581 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9583 (cgraph_decide_inlining): Likewise.
9584 (cgraph_decide_inlining_incrementally): Likewise; honor
9585 PARAM_EARLY_INLINING_INSNS.
9586 (likely_eliminated_by_inlining_p): New predicate.
9587 (estimate_function_body_sizes): New function.
9588 (compute_inline_parameters): Use it.
9589 * except.c (must_not_throw_labels): New function.
9590 * except.h (must_not_throw_labels): Declare.
9591 * tree-inline.c (init_inline_once): Kill inlining_weigths
9592 * tree-ssa-structalias.c: Avoid uninitialized warning.
9593 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9594 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9595 (PARAM_INLINE_CALL_COST): Remove.
9596 (PARAM_EARLY_INLINING_INSNS): New.
9598 2009-05-15 Richard Guenther <rguenther@suse.de>
9600 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9601 not TODO_update_ssa.
9603 2009-05-15 Richard Guenther <rguenther@suse.de>
9605 PR tree-optimization/39999
9606 * gimple.h (gimple_expr_type): Use the expression type looking
9607 through useless conversions.
9608 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9609 (vn_nary_op_insert_stmt): Likewise.
9610 (simplify_binary_expression): Likewise.
9612 2009-05-15 Richard Guenther <rguenther@suse.de>
9614 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9615 New options, enabled by default.
9616 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9618 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9619 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9620 * tree-ssa-structalias.c (gate_tree_pta): New function.
9621 (pass_build_alias): Use it.
9623 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9626 recurse on an invariant address if a conversion from a pointer
9627 type to a wider integer type is involved.
9629 2009-05-15 Jan Hubicka <jh@suse.cz>
9631 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9632 * cgraph.h (struct inline_summary): New filed self_wize,
9633 size_inlining_benefit, self_time and time_inlining_benefit.
9634 (struct cgraph_global_info): Replace insns by time ans size fields.
9635 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9636 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9637 (ipcp_update_callgraph): Do not touch function bodies.
9638 * ipa-inline.c: Include except.h
9639 (MAX_TIME): New constant.
9640 (overall_insns): Remove
9641 (overall_size, max_benefit): New static variables.
9642 (cgraph_estimate_time_after_inlining): New function.
9643 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9644 (cgraph_clone_inlined_nodes): Update size.
9645 (cgraph_mark_inline_edge): Update size.
9646 (cgraph_estimate_growth): Use size info.
9647 (cgraph_check_inline_limits): Check size.
9648 (cgraph_default_inline_p): Likewise.
9649 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9650 (cgraph_decide_recursive_inlining): Check size.
9651 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9653 (cgraph_decide_inlining): Likewise.
9654 (cgraph_decide_inlining_incrementally): Likewise; honor
9655 PARAM_EARLY_INLINING_INSNS.
9656 (likely_eliminated_by_inlining_p): New predicate.
9657 (estimate_function_body_sizes): New function.
9658 (compute_inline_parameters): Use it.
9659 * except.c (must_not_throw_labels): New function.
9660 * except.h (must_not_throw_labels): Declare.
9661 * tree-inline.c (init_inline_once): Kill inlining_weigths
9662 * tree-ssa-structalias.c: Avoid uninitialized warning.
9663 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9664 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9665 (PARAM_INLINE_CALL_COST): Remove.
9666 (PARAM_EARLY_INLINING_INSNS): New.
9667 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9668 (inline-call-cost): Remove.
9669 (early-inlining-insns): New.
9671 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9673 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9675 (print_int_cst_bounds_in_octal_p): Likewise.
9676 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9678 * dwarf2out.c (base_type_die): Likewise.
9679 (is_subrange_type): Delete.
9680 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9681 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9682 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9683 if the destination type is boolean.
9684 (build_range_check): Do not special-case subtypes.
9685 (fold_sign_changed_comparison): Likewise.
9686 (fold_unary): Likewise.
9687 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9688 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9689 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9690 * tree.c (subrange_type_for_debug_p): New predicate based on the
9691 former is_subrange_type.
9692 * tree.h (subrange_type_for_debug_p): Declare.
9693 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9694 (convert_affine_scev): Remove call to above function.
9695 (chrec_convert_aggressive): Likewise.
9696 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9697 false for conversions involving subtypes.
9698 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9699 (vrp_val_min): Likewise.
9700 (needs_overflow_infinity): Likewise.
9701 (extract_range_from_unary_expr): Likewise.
9703 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9705 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9706 * config/frv/frv.c: Likewise.
9707 * config/s390/s390.c: Likewise.
9708 * config/sparc/sparc.h: Likewise.
9709 * config/i386/i386.h: Likewise.
9710 * config/i386/i386.c: Likewise.
9711 * config/crx/crx.c: Likewise.
9712 * config/m68hc11/m68hc11.h: Likewise.
9713 * config/iq2000/iq2000.c: Likewise.
9714 * config/mn10300/mn10300.h: Likewise.
9715 * config/mn10300/mn10300.c: Likewise.
9716 * config/m68k/m68k.c: Likewise.
9717 * config/rs6000/rs6000.c: Likewise.
9718 * config/rs6000/xcoff.h: Likewise.
9719 * config/rs6000/linux64.h: Likewise.
9720 * config/rs6000/sysv4.h: Likewise.
9721 * config/score/score3.c: Likewise.
9722 * config/score/score7.c: Likewise.
9723 * config/score/score.c: Likewise.
9724 * config/arm/arm.md: Likewise.
9725 * config/mips/mips.c: Likewise.
9726 * config/mips/mips.md: Likewise.
9727 * config/bfin/bfin.h: Likewise.
9728 * config/pa/pa.c: Likewise.
9729 * config/pa/constraints.md: Likewise.
9731 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9732 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9733 * config/pdp11/pdp11.h: Use memory_address_p instead.
9735 2009-05-14 Ian Lance Taylor <iant@google.com>
9737 * passes.c (finish_optimization_passes): Change i to int.
9738 * plugin.c (plugins_active_p): Change event to int.
9739 (dump_active_plugins): Likewise.
9740 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9742 * tree.c (tree_range_check_failed): Change c to unsigned int.
9743 (omp_clause_range_check_failed): Likewise.
9744 (build_common_builtin_nodes): Change mode to int. Add cast.
9745 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9746 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9748 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9749 ++ or -- with a variable of enum type.
9751 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9754 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9756 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9758 * store-motion.c: Do not include params.h
9759 * Makefile.in: Fix dependencies for various files.
9761 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9763 * auto-inc-dec.c: Fix pass description, remove apparent
9764 accidental duplication.
9766 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9769 * ipa-utils.h (memory_identifier_string): Moved to ...
9770 * tree.h (memory_identifier_string): Here. Add GTY(()).
9772 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9774 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9775 in the former documentation of...
9776 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9777 * ira-conflicts.c (get_dup_num): Use address_operand.
9778 * targhooks.c (default_legitimate_address_p): New.
9779 * targhooks.h (default_legitimate_address_p): New.
9780 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9782 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9783 * target.h (struct target): Add legitimate_address_p.
9784 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9785 (TARGET_INITIALIZER): Include it.
9787 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9788 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9789 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9790 (TARGET_LEGITIMATE_ADDRESS_P): New.
9792 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9793 (REG_OK_STRICT_P): Delete.
9794 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9795 (frv_legitimate_address_p_1): ... this.
9796 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9797 (frv_legitimate_address_p_1): ... the renamed old
9798 frv_legitimate_address_p.
9799 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9800 (TARGET_LEGITIMATE_ADDRESS_P): New.
9802 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9803 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9804 * config/s390/s390.c (legitimate_address_p): Rename to...
9805 (s390_legitimate_address_p): ... this, make static.
9806 (legitimize_address): Adjust call.
9807 (TARGET_LEGITIMATE_ADDRESS_P): New.
9808 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9810 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9811 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9812 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9813 (TARGET_LEGITIMATE_ADDRESS_P): New.
9815 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9816 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9817 * config/spu/spu.c (spu_legitimate_address): Rename to...
9818 (spu_legitimate_address_p): ... this, make static.
9819 (TARGET_LEGITIMATE_ADDRESS_P): New.
9821 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9822 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9823 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9824 (sparc_legitimate_address_p): ... this, make static and return bool.
9825 (legitimize_address): Adjust call.
9826 (TARGET_LEGITIMATE_ADDRESS_P): New.
9828 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9829 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9830 * config/i386/i386.c (legitimate_address_p): Rename to...
9831 (ix86_legitimate_address_p): ... this, make static.
9832 (constant_address_p): Move after it, adjust call.
9833 (TARGET_LEGITIMATE_ADDRESS_P): New.
9835 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9836 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9837 * config/avr/avr.c (legitimate_address_p): Rename to...
9838 (avr_legitimate_address_p): ... this, make static.
9839 (legitimize_address): Adjust call.
9840 (TARGET_LEGITIMATE_ADDRESS_P): New.
9842 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9843 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9844 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9845 (TARGET_LEGITIMATE_ADDRESS_P): New.
9847 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9848 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9849 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9850 (TARGET_LEGITIMATE_ADDRESS_P): New.
9852 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9853 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9855 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9857 (TARGET_LEGITIMATE_ADDRESS_P): New.
9859 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9860 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9862 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9864 (m68hc11_legitimate_address_p): ... this, make static.
9865 (go_if_legitimate_address_internal): Rename to...
9866 (m68hc11_legitimate_address_p_1): ... this.
9867 (legitimize_address): Adjust call.
9868 (TARGET_LEGITIMATE_ADDRESS_P): New.
9870 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9871 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9872 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9873 (TARGET_LEGITIMATE_ADDRESS_P): New.
9875 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9876 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9877 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9878 (mn10300_legitimate_address_p): ... this, make static.
9879 (TARGET_LEGITIMATE_ADDRESS_P): New.
9881 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9882 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9883 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9884 (TARGET_LEGITIMATE_ADDRESS_P): New.
9886 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9887 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9888 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9889 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9890 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9891 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9892 (rs6000_legitimate_address_p): ... this, make static.
9893 (TARGET_LEGITIMATE_ADDRESS_P): New.
9894 (REG_MODE_OK_FOR_BASE_P): Delete.
9895 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9897 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9898 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9900 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9901 static, adjust types.
9902 (TARGET_LEGITIMATE_ADDRESS_P): New.
9904 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9905 * config/score/score.c (score_address_p): Rename to...
9906 (score_legitimate_address_p): ... this.
9907 (TARGET_LEGITIMATE_ADDRESS_P): New.
9908 * config/score/score3.c (score3_address_p): Rename to...
9909 (score3_legitimate_address_p): ... this.
9910 * config/score/score7.c (score7_address_p): Rename to...
9911 (score7_legitimate_address_p): ... this.
9913 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9914 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9915 GO_IF_LEGITIMATE_ADDRESS): Delete.
9916 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9917 thumb2_legitimate_address_p): Delete.
9918 (arm_legitimate_address_p): Rename to...
9919 (arm_legitimate_address_outer_p): ... this.
9920 * config/arm/constraints.md ("Uq"): Adjust call.
9921 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9922 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9924 (arm_legitimate_address_outer_p): ... this.
9925 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9927 (TARGET_LEGITIMATE_ADDRESS_P): New.
9929 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9930 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9931 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9932 (TARGET_LEGITIMATE_ADDRESS_P): New.
9934 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9935 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9936 * config/vax/vax.c (legitimate_address_p): Rename to...
9937 (vax_legitimate_address_p): ... this, make static.
9938 (TARGET_LEGITIMATE_ADDRESS_P): New.
9940 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9941 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9942 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9943 (TARGET_LEGITIMATE_ADDRESS_P): New.
9945 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9946 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9947 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9948 (mmix_legitimate_address_p): ... this, make static.
9949 (TARGET_LEGITIMATE_ADDRESS_P): New.
9951 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9952 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9953 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9954 (TARGET_LEGITIMATE_ADDRESS_P): New.
9956 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9958 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9959 of MODE_COMPLEX_INT.
9961 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9963 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9964 LCT_NORMAL in function call.
9965 * mips-tdump.c (print_file_desc): Add cast to enum type.
9966 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9967 (mark_stabs): Add casts to enum types.
9968 (parse_stabs_common): Add casts to enum types.
9970 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9972 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9973 Check for invalid values of LETTER.
9975 2009-05-13 Taras Glek <tglek@mozilla.com>
9977 * attribs.c (register_attribute): moved out attribute registration
9978 into register_attribute.
9979 * doc/plugins.texi: Documented register_attribute and
9981 * gcc-plugin.h: Added forward decl for register_attribute.
9982 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9983 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9984 PLUGIN_ATTRIBUTES boilerplate.
9986 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9988 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9989 values even in sentinel and empty entries.
9990 (ms_printf_flag_specs): Likewise.
9991 (ms_scanf_flag_specs): Likewise.
9992 (ms_strftime_flag_specs): Likewise.
9993 (ms_print_char_table): Likewise.
9994 (ms_scan_char_table): Likewise.
9995 (ms_time_char_table): Likewise.
9997 2009-05-13 Doug Kwan <dougkwan@google.com>
9999 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10001 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10003 * config/mips/mips.md (store): Add attributes for QI and HI.
10005 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10006 (truncdi<mode>2): ... this new pattern.
10008 2009-05-13 Brad Hards <bradh@kde.org>
10010 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10012 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10013 Ben Elliston <bje@au.ibm.com>
10015 PR middle-end/40035
10016 * dse.c (check_mem_read_rtx): Guard against width == -1.
10018 2009-05-13 Michael Matz <matz@suse.de>
10020 PR middle-end/39976
10021 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10022 (trivially_conflicts_p): New function.
10023 (insert_backedge_copies): Use it.
10025 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10027 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10028 (handle_stdc_pragma): Use new enum constant names.
10029 (handle_pragma_float_const_decimal64): Ditto.
10031 2009-05-13 Ian Lance Taylor <iant@google.com>
10033 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10036 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10038 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10039 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10041 * config/m68k/m68k.h (FL_UCLINUX): Define.
10043 2009-05-13 Jan Hubicka <jh@suse.cz>
10045 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10047 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10049 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10050 unless -fschedule-insns is specified.
10052 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10055 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10056 TARGET_EXPAND_CBRANCHDI4.
10057 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10058 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10059 (cmpeqdi): Fix comment.
10061 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10063 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10064 (sh_legitimate_address_p): Likewise.
10065 * config/sh/sh.c (sh_legitimate_index_p): New.
10066 (sh_legitimate_address_p): Likewise.
10067 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10068 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10069 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10070 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10071 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10072 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10073 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10074 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10075 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10077 2009-05-12 Jan Hubicka <jh@suse.cz>
10079 * tree-inline.c (estimate_operator_cost): Add operands;
10080 when division happens by constant, it is cheap.
10081 (estimate_num_insns): Loads and stores are not having cost of 0;
10082 EH magic stuff is cheap; when computing runtime cost of switch,
10083 use log2 base of amount of its cases; builtin_expect has cost of 0;
10084 compute cost for moving return value of call.
10085 (init_inline_once): Initialize time_based flags.
10086 * tree-inline.h (eni_weights_d): Add time_based flag.
10088 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10090 * df-core.c: Update head documentation.
10092 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10095 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10096 shadowing exisiting variable op1.
10098 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10101 * config/i386/driver-i386.c (processor_signatures): New enum.
10102 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10103 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10104 processor signature to detect geode processor.
10106 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10110 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10112 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10113 causes spurious differences between trunk and cond-optab branch.
10115 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10117 * dojump.c (compare_from_rtx): Delete.
10118 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10119 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10120 if the comparison does not satisfy the predicate; test predicates for
10121 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10122 further if one existing pattern fails.
10123 * expr.h (compare_from_rtx): Delete.
10124 (prepare_operand): Declare it.
10125 * optabs.c: Change "lib call" to "libcall" throughout.
10126 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10127 HAVE_conditional_trap, emit_cmp_insn): Delete.
10128 (can_compare_p): Delete cmp_optab case.
10129 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10130 Accept other parameters by value.
10131 (prepare_operand): Make non-static.
10132 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10133 other parameters by value. Try to widen operands here based on
10134 an optab_methods argument and looking at cbranch_optab.
10135 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10136 loop. Use cbranch_optab directly.
10137 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10138 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10140 (emit_conditional_move, emit_conditional_add): Inline what's needed
10141 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10142 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10143 with COMPARE. Move cmov_optab and cstore_optab above
10144 with cbranch_optab, move cmp_optab down with ucmp_optab,
10145 remove tst_otpab. Do not initialize trap_rtx.
10146 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10147 for trap code. Do not check HAVE_conditional_trap. Use
10148 prepare_cmp_insn. Accept no predicate for operand 3.
10149 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10150 (OTI_ctrap, ctrap_optab): New.
10151 (tst_optab): Delete.
10152 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10153 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10154 with lookup of ctrap_optab.
10155 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10157 (ctrap_optab): New.
10159 * combine.c (combine_simplify_rtx, simplify_set): Do not
10160 special case comparing against zero for cc0 machines.
10161 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10162 COMPARE on cc0 machines.
10163 (simplify_relational_operation): Return a new expression when
10164 a COMPARE could be removed.
10165 * final.c (final_scan_insn): Compare cc_status values
10166 against LHS of a (compare FOO (const_int 0)) cc0 source.
10167 Also check if cc_status.value is the full compare.
10169 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10170 (cstoreMM4): Document.
10171 (conditional_trap): Document ctrapMM4 instead.
10172 (sync_compare_and_swapMM): Refer to cbranchcc4.
10173 (Dependent Patterns): Eliminate obsolete information referring to
10174 the old jump optimization phase.
10175 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10176 of compares with 0 on cc0 machines.
10177 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10178 avoiding references to cc0. Remove text about storing operands
10180 * doc/tm.texi (Condition Codes): Include blurb on different
10181 condition code representations, separate into subsections for
10182 CC0, MODE_CC and conditional execution.
10184 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10185 alpha_emit_setcc): Accept operands and a machine mode.
10186 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10187 Get code/op0/op1 from operands, use machine mode argument
10188 instead of alpha_compare.fp_p. Emit the branch here.
10189 (alpha_emit_setcc): Likewise, and return boolean.
10190 (alpha_emit_conditional_move): Likewise. Assert that
10191 cmp_op_mode == cmp_mode, and simplify accordingly.
10192 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10193 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10194 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10196 (stack probe test): Use cbranchdi4.
10197 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10199 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10200 * config/arc/arc.h (movsicc, movsfcc): Use it.
10201 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10202 (cbranchsi4, cstoresi4): New.
10203 (cmpsi, bCC and sCC expanders): Remove.
10205 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10206 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10207 * config/arm/predicates.md (arm_comparison_operator): Only include
10208 floating-point operators if there is a hardware floating-point unit.
10209 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10210 deferring to cbranch_cc and cstore_cc respectively.
10211 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10212 cbranch_cc, cstore_cc): New.
10213 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10215 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10217 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10218 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10220 (adjust_insn_length): Adjust calls.
10221 (avr_reorg): Handle (compare (foo) (const_int 0)).
10222 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10223 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10224 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10225 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10227 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10228 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10230 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10231 (cbranchsi4, cstorebi4, cstoresi4): New.
10232 (movbisi): This insn is duplicate, split it to zero_extend.
10233 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10234 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10235 (bfin_optimize_loop): Use cbranch expander.
10236 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10237 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10238 (bfin_bimode_comparison_operator): ... this.
10239 (bfin_direct_comparison_operator): New.
10241 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10242 inside (compare FOO (const_int 0)).
10243 (cris_rtx_costs): Handle ZERO_EXTRACT.
10244 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10245 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10246 (*tstdi_v32): Delete.
10247 (*cmpdi_non_v32): Add M alternative for operand 1.
10248 (cmpsi, cmp<mode>): Make private.
10249 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10251 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10253 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10254 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10255 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10256 (cc_reg_operand): New.
10257 (any_cond): Delete.
10258 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10259 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10260 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10261 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10262 crx_expand_scond): Delete.
10264 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10266 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10267 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10269 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10270 cstoresi4, cstoresf4, cstoredf4): New.
10271 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10272 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10273 Receive the entire operands array.
10274 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10275 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10276 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10277 Get test/op0/op1 from the operands array.
10278 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10280 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10281 (h8300_expand_store): New.
10282 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10284 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10285 (h8300_expand_store): New.
10286 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10287 or do not try to produce (set (cc0) REG).
10288 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10289 change a compare into a move to a scratch register. Disable some
10290 peepholes when comparing with zero.
10291 (tstsi, tsthi, tstsi, cmpqi): Make private.
10293 (bCC, sCC): Delete.
10294 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10297 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10298 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10299 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10300 (ix86_emit_i387_log1p): Use cbranchxf2.
10301 (ix86_expand_setcc): Return void.
10302 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10303 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10304 cmp<MODEF>, cmpcc): Remove.
10305 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10306 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10307 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10308 (sCC and bCC expanders): Remove.
10309 (stack_protect_test): Use cbranchcc4.
10311 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10313 (ia64_expand_compare): Accept three rtx by reference and return void.
10314 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10315 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10316 from *expr. Update *expr with the BImode comparison to do.
10317 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10318 cmptf, bCC, sCC, conditional_trap): Delete.
10319 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10320 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10321 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10322 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10323 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10325 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10326 type of last argument.
10327 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10328 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10329 use machine mode argument instead of branch_type. Remove dead
10330 code for floating-point comparisons.
10331 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10332 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10334 (cbranchsi4, cstoresi4): New.
10335 * config/iq2000/predicates.md (reg_or_const_operand): New.
10337 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10338 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10339 (b<code>_op): Rewrite to...
10340 (bcc_op): ... this, using match_operator.
10341 (s<code>_op): Rewrite to...
10342 (scc_op): ... this, using match_operator.
10343 (s<code>_24_op): Rewrite to...
10344 (scc_op_24): ... this, using match_operator.
10345 (s<code>_<mode>): Rewrite to...
10346 (cstore<mode>4): ... this, using match_operator.
10347 (s<code>_<mode>_24): Rewrite to...
10348 (cstore<mode>4_24): ... this, using match_operator.
10349 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10350 m32c_unpend_compare, m32c_expand_scc): Delete.
10351 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10352 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10353 (m32c_expand_movcc): Change NE to EQ if necessary.
10354 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10356 * config/m32r/m32r-protos.h (gen_cond_store): New.
10357 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10358 (gen_cond_store): New, from sCC patterns.
10359 (m32r_expand_block_move): Use cbranchsi4.
10360 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10361 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10362 (cbranchsi4, cstoresi4): New.
10364 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10366 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10367 (m68hc11_notice_update_cc): Look into a compare with 0.
10368 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10370 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10371 cmphi, cmpqi, bCC): Delete.
10372 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10373 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10374 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10377 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10378 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10379 * config/m68k/constraints.md (H): New.
10380 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10381 the define_insn below.
10382 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10383 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10384 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10385 patterns): Wrap RHS with COMPARE.
10386 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10387 (*cmpdi_internal): Name this pattern.
10388 (cmpdi): Change to define_insn.
10389 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10390 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10391 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10393 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10394 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10395 (conditional_trap): Change to...
10396 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10397 (*conditional_trap): Use the ordered_comparison_operator and
10398 const1_operand predicates.
10399 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10400 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10401 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10402 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10404 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10405 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10406 (mcore_gen_compare): New.
10407 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10408 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10409 (mcore_gen_compare): ... this.
10410 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10411 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10412 (stack probe pattern): Use cbranchsi4.
10414 * config/mips/predicates.md (mips_cstore_operator): New.
10415 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10416 * config/mips/mips.md (any_cond): Delete.
10417 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10419 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10420 fixuns_truncsfdi2): Use cbranch patterns.
10421 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10422 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10423 Adjust call to mips_expand_conditional_branch.
10424 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10426 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10427 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10428 * config/mips/mips.c (cmp_operands): Delete.
10429 (mips_emit_compare): Get comparison operands from *op0/*op1.
10430 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10431 that it succeeds. Use op0/op1 instead of cmp_operands.
10432 (mips_expand_conditional_branch, mips_expand_conditional_move,
10433 mips_expand_conditional_trap): Likewise.
10434 (mips_block_move_loop): Use cbranch patterns.
10435 * config/mips/mips.h (cmp_operands): Delete.
10437 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10438 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10439 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10440 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10441 (*cmpcc_folded): Rename to...
10442 (*cmpdi_folded): this.
10443 (*cmpcc): Rename to...
10445 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10448 (cbranchdf4): New. Handle invalid comparisons here.
10449 * config/mmix/predicates.md (float_comparison_operator): New.
10451 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10452 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10453 * config/mn10300/mn10300.md (tst): Delete.
10454 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10455 Name these patterns and wrap RHS in a compare.
10456 (*cmpsi): Make this pattern private. Include tst.
10457 (*cmpsf): Make this pattern private.
10458 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10459 (compare with zero peepholes): Likewise.
10461 (cbranchsi4, cbranchsf4): New.
10462 (casesi): Use cbranchsi4.
10464 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10465 hppa_branch_type): Delete.
10466 (return_addr_rtx): Use cbranchsi4.
10467 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10468 Emit CCFPmode comparison here.
10469 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10470 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10471 hppa_branch_type): Delete.
10472 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10473 (movsicc, movdicc): Remove references to hppa_compare_op0,
10474 hppa_compare_op1 and compare_from_rtx.
10475 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10476 (casesi): Use cbranchsi4.
10478 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10479 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10480 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10481 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10482 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10484 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10485 (*branch, *branch_inverted): New.
10487 * config/picochip/picochip.md (cbranchhi4): Use
10488 ordered_comparison_operator.
10489 (cmphi, bCC): Remove.
10491 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10492 (trap_comparison_operator): Delete.
10493 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10494 rs6000_emit_cbranch): Accept mode and operands.
10495 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10496 rs6000_compare_fp_p): Delete.
10497 (rs6000_generate_compare): Accept mode and comparison. Extract code
10498 and op0/op1 from there. Replace references to rs6000_compare_op0
10499 and rs6000_compare_op1.
10500 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10501 extract result from passed operands.
10502 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10503 extract loc from passed operands.
10504 (rs6000_emit_cmove): Likewise.
10505 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10506 rs6000_compare_fp_p): Delete.
10507 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10508 (cbranch<GPR>4, cbranch<FP>4): New.
10509 (cstore<mode>4): New. Consolidate here all choices about when to use
10510 portable or specialized sCC sequences.
10511 (stack_protect_test): Use cbranchsi4.
10512 (conditional_trap): Replace with ctrap<GPR>4.
10513 (conditional trap insn): Replace trap_comparison_operator with
10514 ordered_comparison_operator.
10516 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10517 (s390_emit_prologue): Use ctrap.
10518 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10519 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10520 New predicates replacing...
10521 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10522 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10523 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10524 (add<mode>cc): Do not use s390_compare_op0/op1.
10525 (s<code>): Change to...
10526 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10527 (seq): Change to...
10528 (cstorecc4): ... this. Handle EQ or NE equally.
10529 (*sne): Un-privatize for use in cstorecc4.
10530 (b<code>): Change to...
10531 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10532 (conditional_trap): Replace with...
10533 (ctrap<GPR>4, ctrap<FP>4): ... these.
10534 (stack_protect): Use cbranchcc4.
10536 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10537 * config/score/score-protos.h (score_gen_cmp): Delete.
10538 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10539 (score_block_move-loop): Use cbranchsi4.
10540 * config/score/score.md (cbranchsi4): New.
10541 (cmpsi, bCC): Delete.
10542 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10543 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10544 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10545 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10546 * config/score/score3.h (score3_gen_cmp): Delete.
10547 * config/score/score7.h (score7_gen_cmp): Delete.
10549 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10550 (sh_emit_scc_to_t): ... this. Return void.
10551 (from_compare): Rename to...
10552 (sh_emit_compare_and_branch): ... this.
10553 (sh_emit_compare_and_set): New.
10554 (sh_expand_t_scc): Accept operands.
10555 * config/sh/predicates.md (sh_float_comparison_operator): New.
10556 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10557 (prepare_scc_operands): Rename to...
10558 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10560 (sh_emit_cheap_store_flag): New.
10561 (sh_emit_set_t_insn): New.
10562 (from_compare): Rename to...
10563 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10564 handling of TARGET_SH2E floating point to avoid recursive call.
10565 Generate branch here.
10566 (sh_emit_compare_and_set): New.
10567 (sh_expand_t_scc): Get op0/op1 from arguments.
10568 (sh_emit_cheap_store_flag): New.
10569 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10571 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10572 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10573 (movsicc, movdicc): Do nothing when it recreated operands from
10574 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10575 prepare_scc_operands (now sh_emit_scc_to_t).
10576 (udivdi3): Use cstoresi4.
10577 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10578 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10579 (cbranchint4_media, cbranchfp4_media): New.
10580 (casesi): Use cbranchdi4.
10581 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10583 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10584 (movnegt): Remove second operand.
10585 (cbranchsf4, cbranchdf4): New.
10586 (stack_protect): Use cbranchdi4/cbranchsi4.
10588 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10589 (gen_compare_reg): Accept comparison, extract part of it to...
10590 (gen_compare_reg_1): ... this.
10591 (gen_compare_operator): Delete.
10592 (gen_v9_scc): Accept separate destination, comparison code and arms.
10593 Do not use sparc_compare_op0/sparc_compare_op1.
10594 (emit_scc_insn, emit_conditional_branch_insn): New.
10595 (emit_v9_brxx): Make static. Remove useless assertion.
10596 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10598 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10599 * config/sparc/sparc-protos.h (gen_compare_reg,
10600 sparc_emit_float_lib_cmp): Adjust prototype.
10601 (emit_scc_insn, emit_conditional_branch_insn): New.
10602 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10603 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10604 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10605 iterators to the top.
10606 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10607 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10608 snedi_special_trunc): Delete.
10609 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10610 and snedi_special_trunc.
10611 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10612 cbranchdi4, cbranch<F:mode>4): New.
10613 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10614 here. Use gen_compare_reg instead of gen_compare_operator.
10615 (conditional_trap): Replace with...
10616 (ctrapsi4, ctrapdi4): ... this.
10617 (stack_protect_test): Use cbranchcc4.
10619 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10621 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10622 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10623 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10624 from operands[0] or operands[3] depending on is_set.
10625 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10626 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10627 cmpdf, bCC), sCC: Remove.
10628 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10629 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10631 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10632 spu_emit_branch_or_set.
10634 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10636 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10637 xstormy16_compare_op1): Delete.
10638 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10639 xstormy16_compare_op1): Delete.
10640 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10642 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10643 (cmphi, cmpsi, bCC): Remove.
10645 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10646 (*cmpsi): ... this one.
10647 (cbranchsi4, cstoresi4): New.
10648 (bCC expanders): Delete.
10649 (sCC insns): Fold into...
10650 (*setcc): ... this one.
10651 (casesi): Do not use gen_cmpsi and gen_bgtu.
10652 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10653 (movsicc): Simplify.
10654 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10656 * config/vax/vax-protos.h (cond_name): New.
10657 (vax_output_conditional_branch): Remove.
10658 * config/vax/vax.c (cond_name): New.
10659 (vax_output_conditional_branch): Remove.
10660 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10661 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10662 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10663 (bit<VAXint>): Wrap source with (compare).
10664 (b<code> and following unnamed pattern): Rename to *branch and
10665 *branch_reversed. Change macroization to match_operator.
10666 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10668 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10669 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10670 Change last argument to machine_mode.
10671 (xtensa_expand_scc): Add machine_mode argument.
10672 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10673 (gen_conditional_move, xtensa_expand_conditional_branch,
10674 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10675 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10676 Adjust operand numbers.
10677 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10679 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10680 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10681 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10683 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10685 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10686 causes spurious differences between trunk and cond-optab branch.
10688 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10691 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10693 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10695 * tree.c (iterative_hash_pointer): Delete.
10696 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10697 Hash UIDs and versions of SSA names. Don't special-case built-in
10698 function declarations.
10700 2009-05-11 Ian Lance Taylor <iant@google.com>
10703 * graphite.c: Force -Wc++-compat to only be a warning before
10704 #including "cloog/cloog.h".
10706 2009-05-11 Martin Jambor <mjambor@suse.cz>
10708 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10710 2009-05-11 Jan Hubicka <jh@suse.cz>
10712 * tree-ssa-loop-ivcanon.c: Include target.h
10713 (struct loop_size): new structure.
10714 (constant_after_peeling): New predicate.
10715 (tree_estimate_loop_size): New function.
10716 (estimated_unrolled_size): Rewrite for new estimates.
10717 (try_unroll_loop_completely): Use new estimates.
10718 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10720 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10722 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10723 libcpp interface change.
10724 (spu_macro_to_expand): Likewise.
10726 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10728 PR tree-optimization/40026
10729 * gimplify.c (gimplify_init_constructor): Change initial conditional
10730 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10731 optimize_compound_literals_in_ctor.
10733 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10735 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10737 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10739 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10741 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10742 HOST_WIDE_INT for gap.
10744 2009-05-11 Ira Rosen <irar@il.ibm.com>
10746 PR tree-optimization/40074
10747 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10748 account in group size and step comparison.
10750 2009-05-11 Richard Guenther <rguenther@suse.de>
10752 * passes.c (init_optimization_passes): Strip now incorrect comment.
10753 (execute_function_todo): Do not set PROP_alias.
10754 * tree-pass.h (PROP_alias): Remove.
10755 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10756 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10757 * tree-nrv.c (pass_return_slot): Likewise.
10758 * tree-object-size.c (pass_object_sizes): Likewise.
10759 * tree-ssa-dom.c (pass_dominator): Likewise.
10760 (pass_phi_only_cprop): Likewise.
10761 * tree-ssa-dse.c (pass_dse): Likewise.
10762 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10763 (pass_cselim): Likewise.
10764 * tree-ssa-pre.c (pass_pre): Likewise.
10765 (pass_fre): Likewise.
10766 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10767 * tree-ssa-sink.c (pass_sink_code): Likewise.
10768 * tree-stdarg.c (pass_stdarg): Likewise.
10769 * tree-tailcall.c (pass_tail_calls): Likewise.
10770 * tree-vrp.c (pass_vrp): Likewise.
10772 2009-05-10 Ian Lance Taylor <iant@google.com>
10774 * basic-block.h (enum profile_status): Break out of struct
10775 control_flow_graph.
10776 * cgraph.h (struct inline_summary): Break out of struct
10778 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10779 of struct cgraph_order_sort.
10780 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10781 * cse.c (struct branch_path): Break out of struct
10782 cse_basic_block_data.
10783 * except.h (enum eh_region_type): Break out of struct eh_region.
10784 * gcc.c (enum add_del): Break out of struct modify_target.
10785 * genrecog.c (enum decision_type): Break out of struct decision_test.
10786 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10788 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10789 * regmove.c (enum match_use): New enum, broken out of struct match.
10790 * sched-int.h (enum post_call_group): New enum, broken out of
10792 (struct deps_reg): Break out of struct deps.
10793 * target.h (struct asm_int_op): Break out of struct gcc_target.
10794 * tree-eh.c (struct goto_queue_node): Break out of struct
10796 * tree-inline.h (enum copy_body_cge_which): Break out of
10798 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10800 * c-decl.c (in_struct, struct_types): New static variables.
10801 (pushtag): Add loc parameter. Change all callers.
10802 (lookup_tag): Add ploc parameter. Change all callers.
10803 (check_compound_literal_type): New function.
10804 (parser_xref_tag): Add loc parameter. Change all callers. If
10805 -Wc++-compat, warn about struct/union/enum types defined within a
10807 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10808 and loc parameters. Change all callers. Change error calls to
10809 error_at, using loc. For a redefinition, if the location of the
10810 original definition is known, report it. Set in_struct and
10811 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10812 (finish_struct): Add new parameters enclosing_in_struct and
10813 enclosing_struct_types. Change all callers. Set
10814 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10815 in the struct. If in a struct, add this struct to struct_types.
10816 (start_enum): Add loc parameter. Change all callers. Use
10817 error_at for errors, using loc. For a redefinition, if the
10818 location of the original definition is known, report it. If in a
10819 struct, add this enum type to struct_types. If -Wc++-compat warn
10820 if in sizeof, typeof, or alignof.
10821 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10822 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10823 (c_parser_enum_specifier): Get enum location for start_enum.
10824 (c_parser_struct_or_union_specifier): Get struct location for
10825 start_struct. Save in_struct and struct_types status between
10826 start_struct and finish_struct.
10827 (c_parser_cast_expression): Get location of cast.
10828 (c_parser_alignof_expression): Get location of type.
10829 (c_parser_postfix_expression): Likewise.
10830 (c_parser_postfix_expression_after_paren_type): Add type_loc
10831 parameter. Change all callers. Call check_compound_literal_type.
10832 Use type_loc for error about variable size type.
10833 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10834 of an enum constant from an enum type defined in a struct or union.
10835 (c_cast_expr): Add loc parameter. Change all callers. If
10836 -Wc++-compat, warn about defining a type in a cast.
10837 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10838 (start_enum, start_struct, finish_struct): Update declarations.
10839 (parser_xref_tag, c_cast_expr): Update declarations.
10840 (check_compound_literal_type): Declare.
10842 2009-05-11 Ben Elliston <bje@au.ibm.com>
10844 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10845 for recent libcpp interface change.
10846 (rs6000_macro_to_expand): Likewise.
10848 2009-05-10 Michael Matz <matz@suse.de>
10851 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10852 not at entry of function.
10854 2009-05-10 Richard Guenther <rguenther@suse.de>
10856 PR tree-optimization/40081
10858 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10859 using the main variant of the element type. Do not fiddle with
10860 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10862 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10863 structs with volatile fields.
10865 2009-05-10 Jan Hubicka <jh@suse.cz>
10867 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10868 (estimate_move_cost): Assert that it does not get called for
10870 (estimate_num_insns): Skip VOID types in argument handling.
10871 (optimize_inline_calls): Delete unreachable blocks and verify that
10872 callgraph is valid.
10874 2009-05-10 Jan Hubicka <jh@suse.cz>
10876 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10877 * cgraph.c (cgraph_mark_address_taken_node): New function.
10878 (dump_cgraph_node): Dump new flag.
10879 * cgraph.h (struct cgraph_node): Add address_taken.
10880 (cgraph_mark_address_taken_node): New function.
10881 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10882 since new direct calls can be born.
10884 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10886 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10887 tok->val.node.node.
10889 2009-05-10 Jan Hubicka <jh@suse.cz>
10891 PR middle-end/40084
10892 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10894 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10895 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10896 * tree-inline.c (copy_bb): Set frequency correctly.
10897 (fold_marked_statements): Update call to
10898 cgraph_update_edges_for_call_stmt.
10900 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10902 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10903 identifiers in diagnostics.
10904 * config/arm/arm.c (arm_handle_fndecl_attribute,
10905 arm_handle_isr_attribute): Likewise.
10906 * config/avr/avr.c (avr_handle_progmem_attribute,
10907 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10908 * config/bfin/bfin.c (handle_int_attribute,
10909 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10910 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10911 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10913 * config/darwin.c (darwin_handle_kext_attribute,
10914 darwin_handle_weak_import_attribute): Likewise.
10915 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10916 h8300_handle_eightbit_data_attribute,
10917 h8300_handle_tiny_data_attribute): Likewise.
10918 * config/i386/i386.c (ix86_handle_cconv_attribute,
10919 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10920 * config/i386/winnt.c (ix86_handle_shared_attribute,
10921 ix86_handle_selectany_attribute): Likewise.
10922 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10923 * config/m32c/m32c.c (function_vector_handler): Likewise.
10924 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10925 m68hc11_handle_fntype_attribute): Likewise.
10926 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10927 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10928 * config/mips/mips.c (mips_insert_attributes,
10929 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10930 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10931 rs6000_handle_struct_attribute): Likewise.
10932 * config/sh/sh.c (sh_insert_attributes,
10933 sh_handle_resbank_handler_attribute,
10934 sh_handle_interrupt_handler_attribute,
10935 sh2a_handle_function_vector_handler_attribute,
10936 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10938 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10939 * config/spu/spu.c (spu_handle_fndecl_attribute,
10940 spu_handle_vector_attribute): Likewise.
10941 * config/stormy16/stormy16.c
10942 (xstormy16_handle_interrupt_attribute): Likewise.
10943 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10944 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10946 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10948 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10949 (pp_translate_identifiers): New.
10950 (pp_identifier): Only conditionally translate identifier to locale
10952 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10953 (pp_base_tree_identifier): Only conditionally translate identifier
10954 to locale character set.
10955 * c-pretty-print.c (M_): Define.
10956 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10957 fragments for conditional translation with M_.
10958 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10959 identifier translation.
10961 2009-05-10 Richard Guenther <rguenther@suse.de>
10963 PR tree-optimization/40081
10964 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10965 using the main variant of the element type. Do not fiddle with
10966 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10968 2009-05-09 Jan Hubicka <jh@suse.cz>
10970 PR middle-end/40080
10971 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10972 indirect calls; verify cgraph afterwards.
10974 2009-05-09 Jan Hubicka <jh@suse.cz>
10977 * ipa.c (update_inlined_to_pointer): New function.
10978 (cgraph_remove_unreachable_nodes): Use it.
10980 2009-05-09 Jan Hubicka <jh@suse.cz>
10982 * tree-eh.c (struct leh_state): Remove prev_try.
10983 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10984 not track prev_try.
10985 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10986 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10987 remove_eh_handler_and_replace, foreach_reachable_handler,
10988 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10989 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10990 (gen_eh_region_cleanup): Update prototype.
10992 2009-05-09 Jan Hubicka <jh@suse.cz>
10994 PR middle-end/40043
10995 * except.c (copy_eh_region): Always set prev_try.
10996 (redirect_eh_edge_to_label): Find outer try.
10997 (foreach_reachable_handler): When looking for prev try
10998 handle case where previous try is not going to be taken.
11000 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11002 PR tree-optimization/40049
11003 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11004 only vector/vector shifts, convert the type of the constant to the
11005 appropriate type to avoid building incorrect trees, which
11006 eventually have problems with garbage collection.
11008 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11010 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11011 -1 for complex floating-point types if honoring signed zeros.
11013 2009-05-08 Jan Hubicka <jh@suse.cz>
11015 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11016 argument; handle correctly when profile is absent.
11017 (build_cgraph_edges): Update.
11018 (rebuild_cgraph_edges): Update.
11019 * cgraph.c: Do not include varray.h.
11020 (cgraph_set_call_stmt_including_clones): New function.
11021 (cgraph_create_edge_including_clones): Likewise
11022 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11023 (cgraph_update_edges_for_call_stmt): Handle clones.
11024 (cgraph_remove_node): Handle clone tree.
11025 (cgraph_remove_node_and_inline_clones): New function.
11026 (dump_cgraph_node): Dump clone tree.
11027 (cgraph_clone_node): Handle clone tree.
11028 (clone_function_name): Bring here from tree-inline.c.
11029 (cgraph_create_virtual_clone): New function.
11030 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11031 (cgraph_clone_info): New function.
11032 (strut cgraph_node): Add clone_info and new clone tree pointers.
11033 (cgraph_remove_node_and_inline_clones,
11034 cgraph_set_call_stmt_including_clones,
11035 cgraph_create_edge_including_clones,
11036 cgraph_create_virtual_clone): Declare.
11037 (cgraph_function_versioning): Use VEC argument.
11038 (compute_call_stmt_bb_frequency): Update prototype.
11039 (cgraph_materialize_all_clones): New function.
11040 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11041 (ipcp_create_replace_map): Update to VECtors.
11042 (ipcp_update_callgraph): Use virtual clones.
11043 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11044 (ipcp_update_profiling): Do not update local profiling.
11045 (ipcp_insert_stage): Use VECtors and virtual clones.
11046 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11047 (clone_of_p): New function.
11048 (cgraph_preserve_function_body_p): Use clone tree.
11049 (cgraph_optimize): Materialize clones.
11050 (cgraph_function_versioning): Update for VECtors.
11051 (save_inline_function_body): Use clone tree.
11052 (cgraph_materialize_clone): New function.
11053 (cgraph_materialize_all_clones): Likewise.
11054 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11055 * ipa.c: Include gimple.h.
11056 (cgraph_remove_unreachable_nodes): Use clone tree.
11057 * ipa-prop.c (ipa_note_param_call): Update call to
11058 compute_call_stmt_bb_frequencycall.
11059 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11060 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11061 (copy_bb): Handle updating of clone tree; add new edge when new call
11063 (expand_call_inline): Be strict about every call having edge.
11064 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11065 (delete_unreachable_blocks_update_callgraph): New function.
11066 (tree_function_versioning): Use VECtors; always remove unreachable
11067 blocks and fold conditionals.
11068 * tree-inline.h: Do not include varray.h.
11069 (tree_function_versioning): Remove.
11070 * Makefile.in (GTFILES): Remove tree-inline.c
11071 * passes.c (do_per_function): Do only functions having body.
11072 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11075 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11076 Andrew Morrow <acm@google.com>
11079 * c-common.c (c_common_attribute_table): Permit deprecated
11080 attribute to take an optional argument.
11081 (handle_deprecated_attribute): If the optional argument to
11082 __attribute__((deprecated)) is not a string ignore the attribute
11083 and emit a warning.
11085 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11086 * c-typeck.c (build_component_ref): Likewise.
11087 (build_external_ref): Likewise.
11089 * toplev.c (warn_deprecated_use): Add an attribute argument.
11090 Emit the message associated with __attribute__((deprecated)).
11092 * toplev.h (warn_deprecated_use): Updated.
11094 * doc/extend.texi: Document new optional parameter to
11095 __attribute__((deprecated))
11097 2009-05-08 Michael Eager <eager@eagercon.com>
11099 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11100 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11102 2009-05-08 Richard Guenther <rguenther@suse.de>
11104 PR tree-optimization/40062
11105 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11106 Avoid exponential behavior.
11108 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11110 PR rtl-optimization/33928
11112 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11113 process_uses, build_single_def_use_links): New.
11114 (update_df): Update use_def_ref.
11115 (forward_propagate_into): Use get_def_for_use instead of use-def
11117 (fwprop_init): Call build_single_def_use_links and let it initialize
11119 (fwprop_done): Free use_def_ref.
11120 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11121 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11122 df_rd_simulate_one_insn): New.
11123 (df_rd_bb_local_compute_process_def): Update head comment.
11124 (df_chain_create_bb): Use the new RD simulation functions.
11125 * df.h (df_rd_simulate_artificial_defs_at_top,
11126 df_rd_simulate_one_insn): New.
11127 * opts.c (decode_options): Enable fwprop at -O1.
11128 * doc/invoke.texi (-fforward-propagate): Document this.
11130 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11133 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11134 and one complex operand specially.
11135 * tree-complex.c (some_nonzerop): Do not identify a real value as
11136 zero if flag_signed_zeros.
11138 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11140 PR rtl-optimization/33928
11141 * loop-invariant.c (record_use): Fix && vs. || mishap.
11143 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11145 PR rtl-optimization/33928
11146 * loop-invariant.c (struct use): Add addr_use_p.
11147 (struct def): Add n_addr_uses.
11148 (struct invariant): Add cheap_address.
11149 (create_new_invariant): Set cheap_address.
11150 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11151 (record_uses): Pass df_ref to record_use.
11152 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11155 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11157 * config/sh/sh.c: Do not include c-pragma.h.
11159 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11161 * config/spu/spu.c: Remove include of c-common.h.
11163 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11166 * c-common.h (mark_valid_location_for_stdc_pragma,
11167 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11168 clear_float_const_decimal64, float_const_decimal64_p): New.
11169 * c.opt (Wunsuffixed-float-constants): New.
11170 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11171 unsuffixed float constant, handle new warning.
11172 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11173 * c-decl.c (c_scope): New flag float_const_decimal64.
11174 (set_float_const_decimal64, clear_float_const_decimal64,
11175 float_const_decimal64_p): New.
11176 (push_scope): Set new flag.
11177 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11178 to use STDC pragmas.
11179 (c_parser_external_declaration): Ditto.
11180 (c_parser_compound_statement_nostart): Ditto.
11181 * c-pragma.c (valid_location_for_stdc_pragma,
11182 mark_valid_location_for_stdc_pragma,
11183 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11184 handle_pragma_float_const_decimal64): New.
11185 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11186 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11187 set_float_const_decimal64, clear_float_const_decimal64,
11188 float_const_decimal64_p): New dummy functions.
11189 * doc/extend.texi (Decimal Float): Remove statement that the
11190 pragma, and suffix for double constants, are not supported.
11191 * doc/invoke.texi (Warning Options): List new option.
11192 (-Wunsuffixed-float-constants): New.
11194 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11196 * config/i386/i386.c: Do not include c-common.h.
11198 2009-05-07 Mark Heffernan <meheff@google.com>
11200 * doc/invoke.texi (Debugging Options): Document change of debugging
11202 * opts.c (decode_options): Make dump_base_name relative to
11203 aux_base_name directory.
11205 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11207 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11208 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11210 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11212 * Makefile.in (install-plugin): Simplify a bit.
11214 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11216 * Makefile.in (OBJS-common): Add regcprop.o.
11218 * timevar.def (TV_CPROP_REGISTERS): New.
11219 * regrename.c (regrename_optimize): Return 0.
11220 (rest_of_handle_regrename): Delete.
11221 (pass_rename_registers): Point to regrename_optimize.
11222 (struct value_data_entry, struct value_data,
11223 kill_value_one_regno, kill_value_regno, kill_value,
11224 set_value_regno, init_value_data, kill_clobbered_value,
11225 kill_set_value, kill_autoinc_value, copy_value,
11226 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11227 replace_oldest_value_reg, replace_oldest_value_addr,
11228 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11229 debug_value_data, validate_value_data): Move...
11230 * regcprop.c: ... here.
11231 (rest_of_handle_cprop): Delete.
11232 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11234 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11236 PR middle-end/40057
11237 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11238 GEN_INT for 1 << bitnum.
11239 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11240 build_int_cst_type.
11242 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11244 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11245 Remove wrong description of "nand" operation.
11247 2009-05-06 Richard Guenther <rguenther@suse.de>
11248 Adam Nemet <anemet@caviumnetworks.com>
11250 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11251 comment. Add that if LHS is not a gimple register, then RHS1 has
11252 to be a single object (GIMPLE_SINGLE_RHS).
11254 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11256 * expr.c (get_def_for_expr): Move it up in the file.
11257 (store_field): When expanding a bit-field store, look at the
11258 defining gimple stmt for the masking conversion.
11260 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11262 PR middle-end/39986
11263 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11264 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11265 32-bit memcpy into long.
11267 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11269 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11270 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11272 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11273 instead of appending DW_OP_deref*.
11275 2009-05-06 Michael Matz <matz@suse.de>
11277 PR middle-end/40021
11278 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11279 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11281 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11283 * Makefile.in (install-plugin): Fix srcdir handling.
11285 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11287 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11288 when processing for not_regs_needed bitmap.
11289 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11290 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11291 handling it for rhs.
11293 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11295 * config/i386/i386.md (unnamed inc/dec peephole): Use
11296 optimize_insn_for_size_p instead of optimize_size.
11297 * config/i386/predicates.md (incdec_operand): Likewise.
11298 (aligned_operand): Likewise.
11299 * config/i386/sse.md (divv8sf3): Likewise.
11300 (sqrtv8sf2): Likewise.
11302 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11304 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11306 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11308 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11310 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11311 ssemodesuffixf2c with avxmodesuffixf2c.
11313 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11316 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11318 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11320 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11321 (struct tree_base): Adjust spacing for 8 bit boundaries.
11322 (struct tree_decl_common): Add decl_by_reference_flag bit.
11323 (DECL_BY_REFERENCE): Adjust.
11324 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11325 print DECL_BY_REFERENCE bit.
11326 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11327 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11328 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11329 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11332 PR middle-end/39666
11333 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11334 range of the type, but default label is missing, add it with one
11335 of the existing labels instead of adding a new label for it.
11337 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11341 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11343 * Makefile.in (enable_plugin, plugin_includedir): New.
11344 (install): Depend on install-plugin.
11345 (PLUGIN_HEADERS): New.
11346 (install-plugin): New.
11347 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11349 2009-05-05 Richard Guenther <rguenther@suse.de>
11351 PR tree-optimization/40022
11352 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11354 (phivn_valid_p): Fix tuplification error, simplify.
11355 (phiprop_insert_phi): Add dumps.
11356 (propagate_with_phi): Simplify.
11358 2009-05-05 Richard Guenther <rguenther@suse.de>
11360 PR middle-end/40023
11361 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11363 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11365 * tree.h (strip_float_extensions): Remove duplicate declaration.
11366 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11367 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11368 block_ultimate_origin): Rearrange the declarations line to match the
11369 comment that indicates the .c file which the functions are defined.
11370 (dwarf2out_*, set_decl_rtl): Add comment.
11371 (get_base_address): Adjust comment.
11372 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11373 declarations line and add comment.
11374 (is_builtin_name): Add blank after function name, for clarity.
11376 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11378 * attribs.c (decl_attributes): Use %qE for identifiers in
11380 * cgraphunit.c (verify_cgraph_node): Translate function names to
11381 locale character set in diagnostics.
11382 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11384 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11385 Document that functions are named in UTF-8.
11386 * expr.c (expand_expr_real_1): Translate function names to locale
11387 character set in diagnostics.
11388 * gimplify.c (omp_notice_variable, omp_is_private,
11389 gimplify_scan_omp_clauses): Use %qE for identifiers in
11391 * langhooks.c (lhd_print_error_function): Translate function names
11392 to locale character set.
11393 * langhooks.h (decl_printable_name): Document that return value is
11394 in internal character set.
11395 * stmt.c: Include pretty-print.h
11396 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11398 (resolve_operand_name_1): Translate named operand name to locale
11400 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11402 * toplev.c (announce_function): Translate function names to locale
11404 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11405 (default_tree_printer): Use pp_identifier or translate identifiers
11406 to locale character set. Mark "<anonymous>" for translation.
11407 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11408 for identifiers in diagnostics.
11409 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11411 * varasm.c (output_constructor): Use %qE for identifiers in
11414 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11416 * configure.ac: use ` ` instead of $()
11417 * configure: Regenerate.
11419 2009-05-05 Ben Elliston <bje@au.ibm.com>
11421 * config/pa/linux-atomic.c: Eliminate conditional include of
11422 errno.h on non-LP64 systems to simplify build requirements.
11424 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11426 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11428 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11429 and pass value to identifier_to_locale.
11430 (warn_variable_length_array): Make name a tree.
11431 (grokdeclarator): Separate diagnostic texts for named and unnamed
11432 declarators. Use %qE for named declarators.
11433 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11435 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11436 identifiers in diagnostics.
11437 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11438 identifier_to_locale. Mark "anonymous" strings for translation.
11440 2009-05-04 Michael Eager <eager@eagercon.com>
11442 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11443 address for DImode/DFmode only if double-precision FP regs.
11445 2009-05-04 Michael Eager <eager@eagercon.com>
11447 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11448 TARGET_SINGLE_FLOAT check.
11450 2009-05-04 Michael Eager <eager@eagercon.com>
11452 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11454 2009-05-04 Michael Eager <eager@eagercon.com>
11456 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11457 * config/rs6000/t-xilinx: New
11459 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11461 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11462 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11463 * gcc/explow.c (memory_address): Use target hook.
11464 * gcc/targhooks.c (default_legitimize_address): New.
11465 * gcc/targhooks.h (default_legitimize_address): New.
11466 * gcc/target.h (legitimize_address): New.
11467 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11468 (TARGET_INITIALIZER): Include it.
11469 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11471 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11472 * config/bfin/bfin.c (legitimize_address): Remove.
11473 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11474 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11476 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11477 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11479 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11480 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11481 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11482 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11483 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11484 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11485 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11486 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11487 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11488 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11489 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11490 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11491 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11492 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11493 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11494 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11495 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11496 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11497 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11498 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11499 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11500 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11501 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11503 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11504 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11505 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11506 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11507 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11508 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11509 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11510 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11511 (thumb_legitimize_address): Delete.
11512 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11513 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11514 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11515 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11516 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11517 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11519 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11522 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11523 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11524 * config/m32r/m32r.c (m32r_legitimize_address): New.
11525 * config/m68k/m68k.c (m68k_legitimize_address): New.
11526 * config/score/score.c (score_legitimize_address): Standardize.
11527 * config/score/score3.c (score3_legitimize_address): Standardize.
11528 * config/score/score3.h (score3_legitimize_address): Adjust.
11529 * config/score/score7.c (score7_legitimize_address): Standardize.
11530 * config/score/score7.h (score7_legitimize_address): Adjust.
11531 * config/sh/sh.c (sh_legitimize_address): New.
11532 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11534 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11535 (s390_legitimize_address): ... this.
11536 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11537 (sparc_legitimize_address): ... this.
11538 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11539 (ix86_legitimize_address): ... this.
11540 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11541 (avr_legitimize_address): ... this.
11542 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11543 (mn10300_legitimize_address): ... this.
11544 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11545 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11546 (alpha_expand_mov): Adjust call.
11548 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11549 * config/spu/spu.c (spu_legitimize_address): Likewise.
11550 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11551 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11553 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11555 * intl.c (locale_encoding, locale_utf8): New.
11556 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11557 * intl.h (locale_encoding, locale_utf8): Declare.
11558 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11559 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11561 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11563 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11564 (pp_base_tree_identifier): Declare as function.
11565 (identifier_to_locale): Declare.
11566 * Makefile.in (pretty-print.o): Update dependencies.
11567 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11569 2009-05-04 Richard Guenther <rguenther@suse.de>
11571 PR middle-end/40015
11572 * builtins.c (fold_builtin_memory_op): Do not decay to element
11573 type if the size matches the whole array.
11575 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11577 * expmed.c (synth_mult): When trying out a shift, pass the result
11580 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11582 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11583 (shiftsub1_cost): New.
11584 (init_expmed): Compute shiftsub1_cost.
11585 (synth_mult): Optimize multiplications by constants of the form
11586 -(2^^m-1) for some constant positive integer m.
11588 2009-05-03 Richard Guenther <rguenther@suse.de>
11591 * c-typeck.c (array_to_pointer_conversion): Do not built
11592 ADDR_EXPRs of arrays of pointer-to-element type.
11593 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11594 up wrong ADDR_EXPRs after-the-fact.
11595 * c-common.c (strict_aliasing_warning): Strip pointer
11596 conversions for obtaining the original type.
11597 * builtins.c (fold_builtin_memset): Handle array types.
11598 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11601 2009-05-03 Richard Guenther <rguenther@suse.de>
11603 PR middle-end/23329
11604 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11605 Do not lose casts from array types with unknown extent to array
11606 types with known extent.
11607 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11608 alias set compatibility.
11610 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11612 * flags.h (extra_warnings): Delete.
11613 * toplev.c (process_options): Handle Wuninitialized here.
11614 * opts.c (extra_warnings): Delete.
11615 (set_Wextra): Delete.
11616 (common_handle_option): -Wextra can be handled automatically.
11617 * c-opts.c (c_common_handle_option): Delete obsolete code.
11618 (c_common_post_options): Simplify comment.
11619 * common.opt (W): Add Var.
11621 (Wuninitialized): Initialize to -1.
11623 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11624 Richard Guenther <rguenther@suse.de>
11626 * expr.c (get_def_for_expr): New function.
11627 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11628 SSA rather than trees.
11629 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11630 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11632 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11634 * c-common.c (reswords): Add _Imaginary.
11635 * c-common.c (enum rid): Add RID_IMAGINARY.
11637 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11639 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11640 Patch by Richard Guenther.
11642 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11644 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11645 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11646 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11647 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11648 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11649 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11650 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11651 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11652 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11653 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11654 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11655 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11656 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11657 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11658 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11659 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11660 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11661 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11663 2009-05-02 Richard Guenther <rguenther@suse.de>
11665 PR tree-optimization/39940
11666 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11669 2009-05-02 Richard Guenther <rguenther@suse.de>
11671 PR middle-end/40001
11672 * tree-ssa.c (execute_update_addresses_taken): Properly check
11673 if we can mark a variable DECL_GIMPLE_REG_P.
11674 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11675 back to the end of the function.
11676 (is_gimple_reg_type): Remove complex type special casing.
11677 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11680 2009-05-02 Ben Elliston <bje@au.ibm.com>
11682 * doc/collect2.texi (Collect2): Document search path behaviour
11683 when configured with --with-ld.
11685 2009-05-02 Jan Hubicka <jh@suse.cz>
11687 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11688 parameter; update callers.
11689 (coalesce_cost_edge): EH edges are costier because they needs
11690 splitting even if not critical and even more costier when there are
11691 multiple EH predecestors.
11693 2009-05-02 Jan Hubicka <jh@suse.cz>
11695 * except.c (remove_eh_handler_and_replace): Handle updating after
11696 removing TRY blocks.
11698 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11700 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11702 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11704 * varasm.c: Do not include c-pragma.h.
11705 * attribs.c: Do not incude c-common.h.
11707 2009-05-01 Michael Matz <matz@suse.de>
11709 * calls.c (initialize_argument_information): Handle SSA names like
11710 decls with a non MEM_P DECL_RTL.
11712 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11714 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11715 * ipa-utils.c: Likewise.
11716 * ipa-type-escape.c: Likewise.
11717 * cgraphunit.c Do not include c-common.h.
11718 * ipa-pure-const.c: Likewise.
11719 * tree-if-conv.c: Likewise.
11720 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11721 * ipa-struct-reorg.c: Likewise.
11722 * tree-nomudflap.c: Likewise.
11723 * tree-ssa-structalias.c: Likewise.
11725 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11727 * store-motion.c: Many cleanups to make this pass a first-class
11728 citizen instead of an appendix to gcse load motion. Add TODO list
11729 to make this pass faster/cleaner/better.
11731 (struct ls_expr): Post gcse.c-split cleanups.
11732 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11733 "stores" field to "avail_stores".
11734 (pre_ldst_mems): Rename to store_motion_mems.
11735 (pre_ldst_table): Rename to store_motion_mems_table.
11736 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11737 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11738 (ldst_entry): Rename to st_expr_entry, update users.
11739 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11740 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11741 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11743 (first_ls_expr): Rename to first_st_expr, update users.
11744 (next_ls_expr): Rename to next_st_expr, update users.
11745 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11746 fields properly for store motion instead of names inherited from load
11748 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11749 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11752 (ae_kill): Rename to st_kill, update users.
11753 (ae_gen): Rename to st_avloc, update users.
11754 (transp): Rename to st_transp, update users.
11755 (pre_insert_map): Rename to st_insert_map, update users.
11756 (pre_delete_map): Rename to st_delete_map, update users.
11757 (insert_store, build_store_vectors, free_store_memory,
11758 one_store_motion_pass): Update for abovementioned changes.
11760 (gcse_subst_count, gcse_create_count): Remove.
11761 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11762 and "n_stores_created", local variables.
11764 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11767 (regvec, compute_store_table_current_insn): Remove.
11768 (reg_set_info, reg_clear_last_set): Remove.
11769 (compute_store_table): Use DF caches instead of local dataflow
11772 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11774 * c-objc-common.c (c_tree_printer): Print identifiers with
11775 pp_identifier, not pp_string. Mark "({anonymous})" for
11777 * c-pretty-print.c (pp_c_ws_string): New.
11778 (pp_c_cv_qualifier, pp_c_type_specifier,
11779 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11780 pp_c_storage_class_specifier, pp_c_function_specifier,
11781 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11782 pp_c_primary_expression, pp_c_postfix_expression,
11783 pp_c_unary_expression, pp_c_shift_expression,
11784 pp_c_relational_expression, pp_c_equality_expression,
11785 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11786 use pp_string and pp_c_ws_string in place of pp_identifier and
11787 pp_c_identifier for non-identifiers. Mark English strings for
11789 * c-pretty-print.h (pp_c_ws_string): Declare.
11791 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11792 Roland McGrath <roland@redhat.com>
11794 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11795 (ENABLE_LD_BUILDID): New configuration option.
11796 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11797 (LINK_BUILDID_SPEC): New macro.
11798 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11800 * doc/install.texi: Document --enable-linker-build-id option.
11801 * configure: Rebuild.
11802 * config.in: Rebuild.
11804 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11806 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11807 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11808 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11809 MIPS_GP_SAVE_AREA_SIZE.
11810 * config/mips/mips.c (struct mips_frame_info): Update comment
11811 before arg_pointer_offset and hard_frame_pointer_offset.
11812 (mips_compute_frame_info): Update diagram before function: to
11813 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11814 indicate the position of frame_pointer_rtx with -fstack-protector and
11815 to show args_size. Don't allocate cprestore area for leaf functions
11816 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11818 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11820 2009-04-30 Michael Matz <matz@suse.de>
11822 PR tree-optimization/39955
11823 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11825 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11827 * ira.c (setup_cover_and_important_classes): Use safe macro
11828 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11830 * genpreds.c (write_tm_preds_h): Output suitable definition of
11831 REG_CLASS_FOR_CONSTRAINT.
11833 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11835 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11837 * bitmap.c (bitmap_descriptor): Likewise.
11838 * ggc-common.c (loc_descriptor): Likewise.
11839 * varray.c (varray_descriptor): Likewise.
11840 * vec.c (vec_descriptor): Likewise.
11842 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11844 * Makefile.in (dce.o): Add $(EXCEPT_H).
11845 * dce.c: Include except.h and delete redundant vector definitions.
11846 (deletable_insn_p): Return false for non-call insns that can throw
11849 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11851 * gcse.c (ae_gen): Remove.
11852 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11853 and make non-static function to make it available in store-motion.c.
11854 Update call sites with search-and-replace.
11855 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11856 extract_mentioned_regs, extract_mentioned_regs_helper,
11857 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11858 store_killed_in_insn, store_killed_after, store_killed_before,
11859 build_store_vectors, insert_insn_start_basic_block, insert-store,
11860 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11861 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11862 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11863 * store-motion.c: ...new file. Also copy data structures from gcse.c
11864 and clean up to remove parts not used by store motion.
11865 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11866 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11868 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11871 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11872 when optimizing for size.
11874 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11876 * gcse.c (gcse_constant_p): Fix typo in last change.
11878 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11880 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11882 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11884 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11886 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11888 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11889 CONST_HIGH_PART result.
11891 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11893 * config/avr/avr.c (initial_elimination_offset): Rename to
11894 avr_initial_elimination_offset.
11895 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11896 change return type to bool.
11897 (avr_can_eliminate): New function.
11898 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11899 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11900 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11901 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11902 avr_initial_elimination_offset.
11903 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11904 (avr_initial_elimination_offset): Define.
11906 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11907 Steven Bosscher <steven@gcc.gnu.org>
11909 PR rtl-optimization/39938
11910 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11911 * cfgrtl.c: Include insn-attr.h.
11912 (rest_of_pass_free_cfg): New function.
11913 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11914 * resource.c (init_resource_info): Remove call to df_analyze.
11916 2009-04-29 Richard Guenther <rguenther@suse.de>
11919 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11920 allow conversion to signed integers.
11922 2009-04-29 Richard Guenther <rguenther@suse.de>
11924 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11925 shifts of floating point vectors if the shift amount is
11926 a constant multiple of the element size.
11928 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11929 Michael Matz <matz@suse.de>
11931 PR middle-end/39927
11933 * tree-outof-ssa.c (emit_partition_copy): New function.
11934 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11935 insert_part_to_rtx_on_edge): Perform the partition base var
11936 copy using emit_partition_copy.
11937 (insert_value_copy_on_edge): Convert constants to the right mode.
11938 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11939 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11941 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11943 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11944 scan backwards to try to find a constant to initialize it.
11946 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11947 insn before the loop_end instruction, don't look past labels.
11949 2009-04-29 Richard Guenther <rguenther@suse.de>
11951 PR middle-end/39937
11952 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11953 loose type conversions.
11954 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11955 stmts only if there are no uses of its definition.
11957 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11959 * config/bfin/bfin.h (splitting_loops): Declare.
11960 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11961 Reorder bit definitions to be ascending.
11962 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11963 * config/bfin/bfin.c (splitting_loops): New variable.
11964 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11965 (struct loop_info): Remove members INIT and LOOP_INIT.
11966 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11967 the LSETUP sequence. Allow LC to be loaded from any register, but
11968 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11969 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11971 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11972 of reload_completed.
11975 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11977 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11979 * Makefile.in (PLUGIN_VERSION_H): New.
11980 (OBJS-common): Remove plugin-version.o.
11981 (plugin.o): Depend on (PLUGIN_VERSION_H).
11982 (plugin-version.o): Remove.
11983 * configure: Regenerate
11984 * configure.ac: Create plugin-version.h.
11985 * gcc-plugin.h (plugin_gcc_version): Remove.
11986 (plugin_default_version_check): Change signature.
11987 * plugin-version.c: Remove.
11988 * plugin.c: Include plugin-version.h.
11989 (str_plugin_gcc_version_name): Remove.
11990 (try_init_one_plugin): Pass gcc version to plugin_init.
11991 (plugin_default_version_check): Both gcc and plugin versions are now
11994 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11996 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11997 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11998 Remove special case testing for last insn of inner loops. Don't fail
11999 if the loop ends with a jump, emit an extra nop instead.
12001 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12002 DREGS rather than comparing directly. Remove code that tries to
12003 account for latencies.
12005 2009-04-29 Richard Guenther <rguenther@suse.de>
12007 PR tree-optimization/39941
12008 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12009 eliminating an indirect call.
12011 2009-04-29 Richard Guenther <rguenther@suse.de>
12013 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12014 parameter. Allow invariants as base if !require_lvalue.
12015 (verify_gimple_assign_single): Adjust.
12017 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12019 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12020 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12021 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12022 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12023 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12025 * config/bfin/bfin.c (bfin_expand_builtin,
12026 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12028 2009-04-28 Richard Guenther <rguenther@suse.de>
12030 * tree-vect-loop.c (get_initial_def_for_induction): Use
12031 correct types for pointer increment.
12033 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12035 * toplev.c (print_version): Update GMP version string calculation.
12037 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12039 PR rtl-optimization/39938
12040 * resource.c (init_resource_info): Add call to df_analyze.
12042 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12044 * config/alpha/alpha.md (usegp): Cast the result of
12045 alpha_find_lo_sum_using_gp to enum attr_usegp.
12046 * config/alpha/alpha.c (override_options): Remove end-of-structure
12047 marker element from cpu_table. Use array size of cpu_table to handle
12048 -mcpu and -mtune options.
12049 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12051 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12053 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12054 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12055 tune_32 and tune_64.
12056 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12057 support on PowerPC.
12058 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12059 * config/rs6000/option-defaults.h: ... here. New file.
12060 (OPT_64, OPT_32): Define.
12061 (MASK_64BIT): Define to 0 if not already defined.
12062 (OPT_ARCH64, OPT_ARCH32): Define.
12063 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12066 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12068 * config/arm/arm.c (arm_override_options): Emit error on using
12071 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12073 PR rtl-optimization/39914
12074 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12075 registers for allocnos created from user-defined variables only
12076 when not optimizing.
12078 2009-04-28 Richard Guenther <rguenther@suse.de>
12080 PR middle-end/39937
12081 * fold-const.c (fold_binary): Use distribute_real_division only
12084 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12086 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12087 add hpux-stdint.h to tm_file.
12088 (hppa[12]*-*-hpux11*): Ditto.
12089 (ia64*-*-hpux*): Ditto.
12090 * config/hpux-stdint.h: New.
12091 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12092 __STDC_EXT__ for all compiles.
12093 * config/pa/pa-hpux.h: Ditto.
12094 * config/pa/pa-hpux10.h: Ditto.
12095 * config/pa/pa-hpux11.h: Ditto.
12097 2009-04-28 Catherine Moore <clm@codesourcery.com>
12099 * debug.h (set_name): Add comment.
12101 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12104 * config/darwin.c (machopic_gen_offset): Check
12105 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12106 * config/arm/arm.c (require_pic_register): Likewise.
12108 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12110 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12111 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12112 m32c_promote_prototypes): Delete.
12114 2009-04-28 Michael Matz <matz@suse.de>
12116 PR middle-end/39922
12117 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12120 2009-04-28 Richard Guenther <rguenther@suse.de>
12122 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12124 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12126 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12127 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12128 * config/arm/arm-tune.md: Regenerate.
12130 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12132 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12133 block if there are complex incoming edges.
12134 (sel_merge_blocks): Remove useless assert.
12135 (sel_redirect_edge_and_branch): Check that edge was redirected.
12136 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12137 (sel_find_rgns): Delete declaration.
12138 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12139 the region when it is not a preheader.
12141 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12144 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12146 2009-04-28 Richard Guenther <rguenther@suse.de>
12148 * tree.h (SSA_NAME_VALUE): Remove.
12149 (struct tree_ssa_name): Remove value_handle member.
12150 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12151 array for jump threading.
12152 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12154 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12155 * tree-flow.h (threadedge_initialize_values): Declare.
12156 (threadedge_finalize_values): Likewise.
12157 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12158 (SSA_NAME_VALUE): Define.
12159 (threadedge_initialize_values): New function.
12160 (threadedge_finalize_values): Likewise.
12161 * tree-ssa-dom.c (ssa_name_values): New global variable.
12162 (SSA_NAME_VALUE): Define.
12163 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12165 2009-04-28 Ira Rosen <irar@il.ibm.com>
12167 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12168 Use REPORT_VECTORIZED_LOCATIONS instead
12169 REPORT_VECTORIZED_LOOPS.
12170 * tree-vectorizer.c (vect_verbosity_level): Make static.
12171 (vect_loop_location): Rename to vect_location.
12172 (vect_set_verbosity_level): Update comment.
12173 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12175 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12176 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12177 instead REPORT_UNVECTORIZED_LOOPS.
12178 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12179 and vect_loop_def to vect_external_def and vect_internal_def.
12180 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12181 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12182 REPORT_UNVECTORIZED_LOCATIONS.
12183 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12184 and vect_used_in_loop and to vect_unused_in_scope and
12185 vect_used_in_scope.
12186 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12187 (vect_verbosity_level): Remove declaration.
12188 (vect_analyze_operations): Likewise.
12189 (vect_analyze_stmt): Declare.
12190 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12191 REPORT_UNVECTORIZED_LOCATIONS.
12192 (vect_get_loop_niters): Fix indentation.
12193 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12194 (vect_analyze_loop_operations): New function.
12195 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12196 vect_analyze_operations.
12197 (vect_is_simple_reduction): Use new names.
12198 (vectorizable_live_operation, vect_transform_loop): Likewise.
12199 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12200 to specify whether the data references can be a part of interleaving
12202 (vect_analyze_data_ref_dependence): Use new names.
12203 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12204 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12205 * tree-vect-patterns.c (widened_name_p): Use new names.
12206 (vect_recog_dot_prod_pattern): Likewise.
12207 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12208 (process_use, vect_mark_stmts_to_be_vectorized,
12209 vect_model_simple_cost, vect_model_store_cost,
12210 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12211 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12212 vectorizable_operation, vectorizable_type_demotion,
12213 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12214 vectorizable_condition): Likewise.
12215 (vect_analyze_operations): Split into vect_analyze_loop_operations
12217 (vect_analyze_stmt): ... new function.
12218 (new_stmt_vec_info): Use new names.
12219 (vect_is_simple_use): Use new names and fix comment.
12220 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12221 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12223 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12226 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12227 and integer modes for x87 operands. Do not ICE for unsupported size,
12228 generate error instead. Generate error for unsupported operand types.
12229 ['z']: Do not handle HImode memory operands specially. Warning
12230 for floating-point operands. Fallthru to 'Z' for unsupported operand
12231 types. Do not ICE for unsupported size, generate error instead.
12232 (output_387_binary_op): Use %Z to output operands.
12233 (output_fp_compare): Ditto.
12234 (output_387_reg_move): Ditto.
12236 2009-04-28 Ben Elliston <bje@au.ibm.com>
12241 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12243 * builtins.c (c_strlen): Do not warn here.
12244 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12245 * c-common.c (pointer_int_sum): Take an explicit location.
12246 Warn about offsets out of bounds.
12247 * c-common.h (pointer_int_sum): Adjust declaration.
12249 2009-04-27 Ian Lance Taylor <iant@google.com>
12251 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12253 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12254 * df-core.c (df_set_flags): Change return type to int. Change
12255 type of old_flags to int.
12256 (df_clear_flags): Likewise.
12257 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12258 (df_get_conditional_uses): Likewise.
12259 * df.h (df_set_flags, df_clear_flags): Update declarations.
12260 * dwarf2out.c (struct indirect_string_node): Change type of form
12261 field to enum dwarf_form.
12262 (AT_string_form): Change return type to enum dwarf_form.
12263 * fixed-value.c (fixed_compare): Add cast to enum type.
12264 * fwprop.c (update_df): Change 0 to VOIDmode.
12265 * gensupport.c: Change 0 to UNKNOWN.
12266 * gimple.h (gimple_cond_code): Add cast to enum type.
12267 * haifa-sched.c (reemit_notes): Add cast to enum type.
12268 * hooks.c (hook_int_void_no_regs): Remove function.
12269 * hooks.h (hook_int_void_no_regs): Remove declaration.
12270 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12271 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12272 * real.c (real_arithmetic): Add cast to enum type.
12273 (real_compare): Likewise.
12274 * target.h (struct gcc_target): Change return type of
12275 branch_target_register_class to enum reg_class.
12276 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12277 default_branch_target_register_class.
12278 * targhooks.c (default_branch_target_register_class): New function.
12279 * targhooks.h (default_branch_target_register_class): Declare.
12280 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12281 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12283 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12285 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12286 vect_uninitialized_def. Change 0 to ERROR_MARK.
12287 * tree-vect-stmts.c (supportable_widening_operation): Don't
12288 initialize icode1 and icode2.
12289 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12290 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12292 (cmn_err_flag_specs): Change 0 to STD_C89.
12293 (cmn_err_char_table): Likewise.
12294 * config/arm/arm.c (get_arm_condition_code): Change type of code
12295 to enum arm_cond_code.
12296 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12297 (IWMMXT_BUILTIN2): Likewise.
12298 (neon_builtin_type_bits): Don't define typedef.
12299 (neon_builtin_datum): Change type of bits field to int.
12300 (arm_expand_neon_args): Add cast to enum type.
12301 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12303 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12304 casts to enum type.
12305 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12307 * config/mips/mips.md (jal_macro): Return enum constant.
12308 (single_insn): Likewise.
12309 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12311 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12312 casts to enum type.
12313 * config/s390/s390.c (s390_tune_flags): Change type to int.
12314 (s390_arch_flags): Likewise.
12315 (s390_handle_arch_option): Change flags field of struct pta to int.
12316 * config/s390/s390.h (s390_tune_flags): Update declaration.
12317 (s390_arch_flags): Likewise.
12318 * config/sh/sh.c (prepare_move_operands): Compare
12319 tls_symbolic_operand result with enum constant.
12320 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12321 (sh_expand_prologue): Add cast to enum type.
12322 (sh_expand_epilogue): Likewise.
12323 (tls_symbolic_operand): Change return type to enum tls_model.
12324 (fpscr_set_from_mem): Add cast to enum type.
12325 (legitimize_pic_address): Compare tls_symbolic_operand result with
12327 (sh_target_reg_class): Change return type to enum reg_class.
12328 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12330 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12331 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12332 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12333 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12334 (delayed_branch, tls_call_delay): Likewise.
12335 (eligible_for_sibcall_delay): Likewise.
12336 (eligible_for_return_delay): Likewise.
12337 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12338 (spu_expand_builtin_1): Likewise.
12340 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12341 for all types of conversions.
12342 (output_init_element): Issue -Wc++-compat warning if needed when
12343 initializing a bitfield with enum type.
12344 * c-parser.c (c_parser_expression): Set original_type to
12345 original_type of right hand operand of comma operator.
12347 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12349 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12351 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12352 * doc/cpp.texi (Standard Predefined Macros)
12353 (Implementation-defined behavior): Likewise.
12354 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12355 * doc/gimple.texi (GIMPLE Exception Handling)
12356 (@code{GIMPLE_ASSIGN}): Likewise.
12357 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12358 * doc/invoke.texi (Warning Options, Optimize Options)
12359 (AVR Options, Darwin Options): Likewise.
12360 (Optimize Options): Reformulate -fwhole-program description.
12361 * doc/loop.texi (Lambda): Likewise.
12362 * doc/md.texi (Output Template, Define Constraints)
12363 (Standard Names, Insn Splitting): Likewise.
12364 * doc/options.texi (Option properties): Likewise.
12365 * doc/passes.texi (Tree-SSA passes): Likewise.
12366 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12367 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12368 (File Names and DBX): Likewise.
12369 * doc/trouble.texi (Incompatibilities): Likewise.
12371 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12373 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12374 instruction is correct.
12376 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12378 Allow non-constant arguments to conversion intrinsics.
12379 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12380 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12381 * spu.c (print_operand): Handle 'v' and 'w'.
12382 (exp2_immediate_p, spu_gen_exp2): Define.
12383 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12384 spu_convtf_1): Update parameter descriptions.
12385 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12386 * constraints.md ('v', 'w'): New.
12387 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12389 (i2f, I2F): New define_mode_attr.
12390 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12391 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12392 fixuns_truncv4sfv4si2): Update to use mode attribute.
12393 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12394 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12395 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12396 patterns for combine.
12398 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12400 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12401 (cprop, hoist, pre, store_motion): New debug counters.
12402 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12403 is not an RTL pass anymore.
12404 (pass_profiling): Remove extern decl for pass removed in 2005.
12405 (pass_gcse, pass_jump_bypass): Remove.
12406 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12407 to 0 for clean state.
12408 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12409 * cse.c (gate_handle_cse_after_global_opts,
12410 rest_of_handle_cse_after_global_opts): New functions.
12411 (pass_cse_after_global_opts): New pass, does local CSE.
12412 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12413 (TV_CPROP): New timevar.
12414 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12415 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12416 (gcse_main, recompute_all_luids): Remove.
12417 (compute_hash_table_work): Call max_reg_num instead of reading
12419 (cprop_jump): Don't set run_jump_opt_after_gcse.
12420 (constprop_register): Always allow to alter jumps.
12421 (cprop_insn): Likewise.
12422 (do_local_cprop): Likewise.
12423 (local_cprop_pass): Likewise. Return non-zero if something changed.
12424 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12425 (find_implicit_sets): Add note about missed optimization opportunity.
12426 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12427 pass_rtl_cprop execute function.
12428 Don't bother tracking the pass number, each pass gets its own dumpfile
12430 Always allow to alter jumpsand bypass jumps.
12431 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12432 will just find no suitable set.
12433 (pre_edge_insert): Fix dumping, this function is for PRE only.
12434 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12435 pass_rtl_pre execute function.
12436 (hoist_code): Return non-zero if something changed. Keep track of
12437 substitutions and insertions for statistics gathering similar to PRE.
12438 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12439 called from the pass_rtl_hoist execute function. Show pass statistics.
12440 (compute_store_table): Use max_reg_num directly instead of using the
12441 formerly global max_gcse_regno.
12442 (build_store_vectors): Likewise.
12443 (replace_store_insn): Fix dumping.
12444 (store_motion): Rename to ...
12445 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12446 pass, called from the pass_rtl_store_motion execute function. Keep
12447 track of substitutions and insertions for statistics gathering similar
12449 (bypass_jumps): Remove, fold interesting bits into ...
12450 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12451 from the pass_rtl_cprop execute function.
12452 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12453 pass_jump_bypass): Remove.
12454 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12455 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12456 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12457 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12458 (gate_rtl_store_motion, execute_rtl_store_motion,
12459 pass_rtl_store_motion): New.
12460 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12461 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12462 * passes.c (init_optimization_passes): Remove pass_gcse and
12463 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12464 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12465 instead of pass_jump_bypass.
12467 2009-04-27 Richard Guenther <rguenther@suse.de>
12469 PR middle-end/39928
12470 * gimplify.c (gimplify_expr): If we are required to create
12471 a temporary make sure it ends up as register.
12473 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12476 * config/i386/i386.c (construct_container): Don't call
12477 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12478 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12480 2009-04-27 Michael Matz <matz@suse.de>
12482 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12483 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12484 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12485 (dump_replaceable_exprs): Take a bitmap.
12486 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12488 (expand_gimple_basic_block): Likewise.
12489 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12490 replaceable_expressions member a bitmap.
12491 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12492 (mark_replaceable): Likewise.
12493 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12494 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12496 2009-04-27 Richard Guenther <rguenther@suse.de>
12498 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12499 (verify_stmts): Dispatch to gimple/type verification code.
12500 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12501 issue with call argument types.
12503 2009-04-27 Michael Matz <matz@suse.de>
12505 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12506 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12509 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12510 Eric Botcazou <ebotcazou@adacore.com>
12512 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12513 a label's basic block.
12514 (mark_target_live_regs): Tidy and rework obsolete comments.
12515 Change back DF problem to LIVE. If a label starts a basic block,
12516 assume that all registers that used to be live then still are.
12517 (init_resource_info): If a label starts a basic block, set its
12518 BLOCK_FOR_INSN accordingly.
12519 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12521 2009-04-27 Richard Guenther <rguenther@suse.de>
12523 * tree-flow-inline.h (function_ann): Remove.
12524 (get_function_ann): Likewise.
12525 * tree-dfa.c (create_function_ann): Remove.
12526 * tree-flow.h (struct static_var_ann_d): Remove.
12527 (struct function_ann_d): Likewise.
12528 (union tree_ann_d): Remove fdecl member.
12529 (function_ann_t): Remove.
12530 (function_ann, get_function_ann, create_function_ann): Remove
12533 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12535 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12537 2009-04-27 Jan Hubicka <jh@suse.cz>
12539 * ipa-pure-const.c (struct funct_state_d): New fields
12540 state_previously_known, looping_previously_known; remove
12541 state_set_in_source.
12542 (analyze_function): Use new fields.
12543 (propagate): Avoid assumption that state_set_in_source imply
12546 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12547 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12548 * cfgloop.h (finite_loop_p): Declare.
12550 2009-04-26 Michael Matz <matz@suse.de>
12552 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12554 2009-04-26 Michael Matz <matz@suse.de>
12556 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12557 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12558 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12559 pass_mark_used_blocks): Remove.
12560 * tree-optimize.c (pass_free_datastructures,
12561 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12562 * passes.c (init_optimization_passes): Don't call
12563 pass_mark_used_blocks, remove dead code.
12565 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12567 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12568 * tree-ssa-live.h (register_ssa_partition): Likewise.
12570 2009-04-26 Michael Matz <matz@suse.de>
12573 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12574 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12575 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12577 (compare_pairs): Swap cost comparison.
12578 (coalesce_ssa_name): Don't use change_partition_var.
12579 * tree-nrv.c (struct nrv_data): Add modified member.
12580 (finalize_nrv_r): Set it.
12581 (tree_nrv): Use it to update statements.
12582 (pass_nrv): Require PROP_ssa.
12583 * tree-mudflap.c (mf_decl_cache_locals,
12584 mf_build_check_statement_for): Use make_rename_temp.
12585 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12586 * alias.c (find_base_decl): Handle SSA names.
12587 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12588 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12589 * rtl.h (set_reg_attrs_for_parm): Declare.
12590 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12591 to "optimized", remove unused locals at finish.
12592 (execute_free_datastructures): Make global, call
12593 delete_tree_cfg_annotations.
12594 (execute_free_cfg_annotations): Don't call
12595 delete_tree_cfg_annotations.
12597 * ssaexpand.h: New file.
12598 * expr.c (toplevel): Include ssaexpand.h.
12599 (expand_assignment): Handle SSA names the same as register variables.
12600 (expand_expr_real_1): Expand SSA names.
12601 * cfgexpand.c (toplevel): Include ssaexpand.h.
12602 (SA): New global variable.
12603 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12604 (SSAVAR): New macro.
12605 (set_rtl): New helper function.
12606 (add_stack_var): Deal with SSA names, use set_rtl.
12607 (expand_one_stack_var_at): Likewise.
12608 (expand_one_stack_var): Deal with SSA names.
12609 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12610 before unique numbers.
12611 (expand_stack_vars): Use set_rtl.
12612 (expand_one_var): Accept SSA names, add asserts for them, feed them
12613 to above subroutines.
12614 (expand_used_vars): Expand all partitions (without default defs),
12615 then only the local decls (ignoring those expanded already).
12616 (expand_gimple_cond): Remove edges when jumpif() expands an
12617 unconditional jump.
12618 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12619 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12621 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12622 members of SA; deal with PARM_DECL partitions here; expand
12623 all PHI nodes, free tree datastructures and SA. Commit instructions
12624 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12625 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12626 info and statements at start, collect garbage at finish.
12627 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12628 (VAR_ANN_PARTITION) Remove.
12629 (change_partition_var): Don't declare.
12630 (partition_to_var): Always return SSA names.
12631 (var_to_partition): Only accept SSA names.
12632 (register_ssa_partition): Only check argument.
12633 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12635 (delete_var_map): Don't free it.
12636 (var_union): Only accept SSA names, simplify.
12637 (partition_view_init): Mark only useful SSA names as used.
12638 (partition_view_fini): Only deal with SSA names.
12639 (change_partition_var): Remove.
12640 (dump_var_map): Use ssa_name instead of partition_to_var member.
12641 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12643 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12644 (struct _elim_graph): New member const_dests; nodes member vector of
12646 (set_location_for_edge): New static helper.
12647 (create_temp): Remove.
12648 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12649 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12650 (new_elim_graph): Allocate const_dests member.
12651 (clean_elim_graph): Truncate const_dests member.
12652 (delete_elim_graph): Free const_dests member.
12653 (elim_graph_size): Adapt to new type of nodes member.
12654 (elim_graph_add_node): Likewise.
12655 (eliminate_name): Likewise.
12656 (eliminate_build): Don't take basic block argument, deal only with
12657 partition numbers, not variables.
12658 (get_temp_reg): New static helper.
12659 (elim_create): Use it, deal with RTL temporaries instead of trees.
12660 (eliminate_phi): Adjust all calls to new signature.
12661 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12662 (rewrite_trees): Only do checking.
12663 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12664 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12665 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12666 contains_tree_r, MAX_STMTS_IN_LATCH,
12667 process_single_block_loop_latch, analyze_edges_for_bb,
12668 perform_edge_inserts): Remove.
12669 (expand_phi_nodes): New global function.
12670 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12671 functions, initialize new parameter, remember partitions having a
12673 (finish_out_of_ssa): New global function.
12674 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12675 don't reset in_ssa_p here, don't disable TER when mudflap.
12676 (pass_del_ssa): Remove.
12677 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12679 (execute_free_datastructures): Declare.
12680 * Makefile.in (SSAEXPAND_H): New variable.
12681 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12682 * basic-block.h (commit_one_edge_insertion): Declare.
12683 * passes.c (init_optimization_passes): Move pass_nrv and
12684 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12685 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12686 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12687 (redirect_branch_edge): Deal with super block when expanding, split
12688 out jump patching itself into ...
12689 (patch_jump_insn): ... here, new static helper.
12691 2009-04-26 Michael Matz <matz@suse.de>
12693 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12694 beyond num_ssa_names.
12695 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12696 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12698 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12700 PR inline-asm/39543
12701 * fwprop.c (forward_propagate_asm): New function.
12702 (forward_propagate_and_simplify): Propagate also into __asm, if it
12703 doesn't increase the number of referenced registers.
12706 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12708 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12710 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12711 note_nonlocal_vla_type for nonlocal VLAs.
12712 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12713 contains_remapped_vars, remap_vla_decls): New functions.
12714 (convert_nonlocal_reference_stmt): If not optimizing, call
12715 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12716 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12717 if it wasn't found in var_map.
12718 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12719 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12720 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12722 * gimplify.c (nonlocal_vlas): New variable.
12723 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12725 (gimplify_body): Create and destroy nonlocal_vlas.
12727 * dwarf2out.c (loc_descr_plus_const): New function.
12728 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12729 mem_loc_descriptor, loc_descriptor_from_tree_1,
12730 descr_info_loc, gen_variable_die): Use it.
12732 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12733 !TREE_STATIC VAR_DECLs.
12734 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12735 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12736 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12737 DECL_BY_REFERENCE is valid.
12738 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12739 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12740 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12741 Copy DECL_BY_REFERENCE.
12742 (struct nesting_copy_body_data): New type.
12743 (nesting_copy_decl): New function.
12744 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12745 if they have variable length.
12747 2009-04-26 Michael Matz <matz@suse.de>
12749 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12750 mark new temporaries for renaming.
12752 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12755 * c-decl.c (global_bindings_p): Return negative value.
12756 (c_variable_size): New. Based on variable_size from
12758 (grokdeclarator): Call c_variable_size not variable_size.
12760 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12762 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12764 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12766 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12767 Redefine it to just use mingw/include.
12768 (ASM_SPEC): Rules for -m32 and -m64.
12769 (LINK_SPEC): Use Likewise.
12770 (SPEC_32): New define.
12771 (SPEC_64): Likewise.
12772 (SUB_LINK_SPEC): Likewise.
12773 (MULTILIB_DEFAULTS): New define.
12774 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12775 Add multilib options.
12776 (MULTILIB_DIRNAMES): Likewise.
12777 (MULTILIB_OSDIRNAMES): Likewise.
12778 (LIBGCC): Likewise.
12779 (INSTALL_LIBGCC): Likewise.
12781 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12784 * c-tree.h (enum c_inline_static_type): New.
12785 (record_inline_static): Declare.
12786 * c-decl.c (struct c_inline_static, c_inline_statics,
12787 record_inline_static, check_inline_statics): New.
12788 (pop_file_scope): Call check_inline_statics.
12789 (start_decl): Call record_inline_static instead of pedwarning
12790 directly for static in inline function.
12791 * c-typeck.c (build_external_ref): Call record_inline_static
12792 instead of pedwarning directly for static referenced in inline
12795 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12797 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12798 not new but only being rescanned.
12799 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12800 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12801 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12802 record_set_info, compute_set, grealloc): Remove.
12803 (recompute_all_luids): New function.
12804 (gcse_main): Don't compute sets, and don't do related memory
12805 allocations/free-ing. If something changed before the end of the
12806 pass, update LUIDs using recompute_all_luids.
12807 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12808 (free_gcse_mem): Don't free it either.
12809 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12810 Use the df insn LUIDs.
12811 (load_killed_in_block): Likewise.
12812 (compute_hash_table_work): Don't compute reg_set_in_block.
12813 (compute_transp): Use DF_REG_DEF_CHAINs.
12814 (local_cprop_pass): Don't use compute_sets and related functions.
12815 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12816 Use get_max_uid() instead of max_cuid.
12817 (insert_insn_end_basic_block, pre_insert_copy_insn,
12818 update_ld_motion_stores): Don't try to
12819 keep reg_set tables up to date.
12820 (pre_insert_copies): Use df insn LUIDs.
12821 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12822 (reg_set_info): Don't use extra bitmap argument.
12823 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12824 information to compute regs_set_in_block.
12825 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12826 (bypass_jumps): Don't use compute_sets and friends.
12828 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12831 * opts.c (undocumented_msg): Do not leave blank even with
12834 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12836 * c-decl.c (build_enumerator): Allow values folding to integer
12837 constants but not integer constant expressions with a pedwarn if
12840 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12843 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12844 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12845 type is an integer constant.
12847 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12850 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12853 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12856 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12857 with variably modified return type and no storage class
12858 specifiers, except for the case of nested functions. Distinguish
12859 extern declarations of functions with variably modified return
12860 types from those of objects with variably modified types.
12862 2009-04-25 Jan Hubicka <jh@suse.cz>
12864 * tree.c (list_equal_p): New function.
12865 * tree.h (list_equal_p): Declare.
12866 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12867 basic_block_def, basic_block, const_basic_block): New.
12868 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12869 (redirect_eh_edge): New function.
12870 (make_eh_edge_update_phi): EH edges are not abnormal.
12871 * except.c: Include tree-flow.h.
12872 (list_match): New function.
12873 (eh_region_replaceable_by_p): New function.
12874 (replace_region): New function.
12875 (hash_type_list): New function.
12876 (hash_eh_region): New function.
12877 (eh_regions_equal_p): New function.
12878 (merge_peers): New function.
12879 (remove_unreachable_regions): Verify EH tree when checking;
12881 (copy_eh_region_1): New function.
12882 (copy_eh_region): New function.
12883 (push_reachable_handler): New function.
12884 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12885 regions without label but with live RESX.
12886 * except.h (redirect_eh_edge_to_label): New.
12887 * tree-flow.h (redirect_eh_edge): New.
12888 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12889 basic_block_def, basic_block, const_basic_block): Remove.
12890 * Makefile.in (except.o): Add dependency on tree-flow.h
12891 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12892 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12895 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12898 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12899 on the destination of memcpy.
12901 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12903 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12904 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12905 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12907 2009-04-25 Jan Hubicka <jh@suse.cz>
12909 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12910 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12911 to be reached by different label than left.
12912 (update_eh_edges): Update comment; remove edge_to_remove if possible
12913 and return true if suceeded.
12914 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12915 (cleanup_eh): Compute sharing map.
12916 * except.c (remove_eh_handler_and_replace): Add argument if we should
12918 (remove_unreachable_regions): Update for label sharing.
12919 (label_to_region_map): Likewise.
12920 (get_next_region_sharing_label): New function.
12921 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12923 (remove_eh_handler): Update.
12924 (remove_eh_region_and_replace_by_outer_of): New function.
12925 * except.h (struct eh_region): Add next_region_sharing_label.
12926 (remove_eh_region_and_replace_by_outer_of,
12927 get_next_region_sharing_label): Declare.
12928 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12930 2009-04-25 Jan Hubicka <jh@suse.cz>
12932 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12933 insert code even if they are not critical.
12935 2009-04-25 Jan Hubicka <jh@suse.cz>
12937 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12938 (gimple_can_remove_branch_p): EH edges won't remove branch by
12940 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12941 updating of non-abnormal EH edges.
12942 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12943 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12944 (split_critical_edges): Split also edges where emitting code on them
12945 will lead to splitting later.
12947 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12948 H.J. Lu <hongjiu.lu@intel.com>
12951 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12952 the configured assembler supports fildq and fistpq mnemonics.
12953 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12954 * configure: Regenerated.
12955 * config.in: Ditto.
12957 * config/i386/i386.c (print_operand): Handle 'Z'.
12958 ['z']: Remove handling of special fild/fist suffixes.
12959 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12960 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12961 suffix of fild insn.
12962 (*floatsi<mode>2_vector_mixed): Ditto.
12963 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12964 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12965 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12966 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12967 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12969 2009-04-25 Ben Elliston <bje@au.ibm.com>
12971 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12972 the source of a set operation.
12974 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12976 * target.h (struct gcc_target): Add case_values_threshold field.
12977 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12978 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12979 * targhooks.c (default_case_values_threshold): New function.
12980 * targhooks.h (default_case_values_threshold): Declare function.
12981 * stmt.c (expand_case): Use case_values_threshold target hook.
12982 * expr.h (case_values_threshold): Remove declartation.
12983 * expr.c (case_values_threshold): Remove function.
12984 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12986 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12987 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12988 (avr_case_values_threshold): Declare as static.
12989 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12991 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12992 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12993 (mn10300_case_values_threshold): New function.
12995 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12997 * ira.c (setup_cover_and_important_classes): Add enum cast.
12999 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13001 * genpreds.c (write_enum_constraint_num): Output definition of
13002 CONSTRAINT_NUM_DEFINED_P macro.
13003 * ira.c (setup_cover_and_important_classes): Use
13004 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13006 2009-04-24 DJ Delorie <dj@redhat.com>
13008 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13009 __SH2A_SINGLE_ONLY__ also.
13011 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13013 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13014 (movdf_internal): Ditto.
13015 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13016 SFmode and DFmode constants.
13017 (ia64_print_operand): Add 'G' format for printing
13018 floating point constants.
13020 2009-04-24 Richard Guenther <rguenther@suse.de>
13022 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13023 from unsigned additions.
13025 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13027 * c-typeck.c (set_init_index): Allow array designators that are
13028 not integer constant expressions with a pedwarn if pedantic.
13030 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13032 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13033 zero if no overlap in nonzero bits between the operands.
13035 2009-04-24 Ian Lance Taylor <iant@google.com>
13037 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13038 (record_dead_and_set_regs): Likewise.
13039 * df.h (struct df_mw_hardreg): Change flags field to int.
13040 (struct df_base_ref): Likewise.
13041 (struct df): Change changeable_flags field to int.
13042 * df-scan.c (df_defs_record): Change clobber_flags to int.
13043 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13044 constants rather than #define macros.
13045 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13046 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13047 (enum dwarf_calling_convention): Likewise.
13048 (enum dwarf_line_number_x_ops): Likewise.
13049 (enum dwarf_call_frame_info): Likewise.
13050 (enum dwarf_source_language): Likewise.
13051 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13052 (add_calling_convention_attribute): Likewise.
13053 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13054 (combine_comparisons): Change compcode to int. Add cast to enum type.
13055 * genrecog.c (maybe_both_true_2): Change c to int.
13056 (write_switch): Likewise. Add cast to enum type.
13057 * gimplify.c (gimplify_omp_for): Handle return values from
13058 gimplify_expr using MIN rather than bitwise or.
13059 (gimplify_expr): Add cast to enum type.
13060 * ipa-prop.c (update_jump_functions_after_inlining): Change
13061 IPA_BOTTOM to IPA_JF_UNKNOWN.
13062 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13063 Add casts to enum type.
13064 (setup_cover_and_important_classes): Change cl to int. Add casts
13066 (setup_class_translate): Change cl and mode to int.
13067 (ira_init_once): Change mode to int.
13068 (free_register_move_costs): Likewise.
13069 (setup_prohibited_mode_move_regs): Add casts to enum type.
13070 * langhooks.c (add_builtin_function_common): Rework assertion that
13071 value fits bitfield.
13072 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13073 * omega.c (omega_do_elimination): Avoid math on enum types.
13074 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13075 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13076 int local to handle integral_argment value.
13077 * regmove.c (try_auto_increment): Change PUT_MODE to
13079 * reload.c (push_secondary_reload): Add casts to enum type.
13080 (secondary_reload_class, find_valid_class): Likewise.
13081 * reload1.c (emit_input_reload_insns): Likewise.
13082 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13083 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13084 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13086 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13087 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13089 (expand_complex_libcall): Add casts to enum type.
13090 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13091 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13092 with ERROR_MARK, not NUM_TREE_CODES.
13093 (vect_create_epilog_for_reduction): Likewise.
13094 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13095 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13096 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13098 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13099 vect_unused_in_loop. Change 0 to loop_vect.
13100 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13101 * var-tracking.c (get_init_value): Change return type to enum
13103 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13104 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13106 (arm_override_options): Add casts to enum type.
13107 (arm_emit_tls_decoration): Likewise.
13108 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13110 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13111 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13112 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13114 * config/s390/s390.c (code_for_builtin_64): Change to array of
13116 (code_for_builtin_31): Likewise.
13117 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13119 * config/sparc/sparc.c (sparc_override_options): Change value
13120 field in struct code_model to enum cmodel. In initializer change
13121 0 to NULL and add cast to enum type.
13123 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13124 Change all callers. Issue a -Wc++-compat warning using
13125 lhs_origtype if necessary.
13126 (convert_for_assignment): Issue -Wc++-compat warnings about
13127 invalid conversions to enum type on assignment.
13128 * c-common.h (build_modify_expr): Update declaration.
13130 2009-04-24 Nick Clifton <nickc@redhat.com>
13132 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13133 (function_arg_advance): Likewise.
13134 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13137 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13139 * config/s390/constraints.md ('I', 'J'): Fix condition.
13141 2009-04-24 Diego Novillo <dnovillo@google.com>
13143 * gengtype-parse.c (parse_error): Add newline after message.
13145 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13147 * config/i386/sse.md (avxmodesuffixs): Removed.
13148 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13149 (*avx_pinsr<ssevecsize>): This.
13151 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13153 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13154 follow chains of regs with a single definition, and allow expressions
13155 that are function_invariant_p.
13156 (simple_rhs_p): Allow expressions that are function_invariant_p.
13158 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13160 PR middle-end/39867
13161 * fold-const.c (fold_cond_expr_with_comparison): When folding
13162 > and >= to MAX, make sure the MAX uses the same type as the
13163 comparison's operands.
13165 2009-04-24 Nick Clifton <nickc@redhat.com>
13167 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13168 addressing for DImode accesses.
13169 (frv_print_operand_address): Handle PLUS case.
13170 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13172 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13174 PR rtl-optimization/39794
13175 * alias.c (canon_true_dependence): Add x_addr argument.
13176 * rtl.h (canon_true_dependence): Adjust prototype.
13177 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13178 * cselib.c (cselib_invalidate_mem): Likewise.
13179 * gcse.c (compute_transp): Likewise.
13180 * dse.c (scan_reads_nospill): Likewise.
13181 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13182 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13183 canon_base_addr of the group, plus optional offset.
13184 (struct group_info): Rename canon_base_mem to
13186 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13187 canon_rtx of base_mem.
13189 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13191 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13192 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13194 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13196 * config/spu/spu-builtins.h: Delete file.
13198 * config/spu/spu.h (enum spu_builtin_type): Move here from
13200 (struct spu_builtin_description): Likewise. Add GTY marker.
13201 Do not use enum spu_function_code or enum insn_code.
13202 (spu_builtins): Add extern declaration.
13204 * config/spu/spu.c: Do not include "spu-builtins.h".
13205 (enum spu_function_code, enum spu_builtin_type_index,
13206 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13207 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13208 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13209 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13210 (spu_builtin_types): Make static. Add GTY marker.
13211 (spu_builtins): Add extern declaration with GTY marker.
13212 Include "gt-spu.h".
13214 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13215 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13216 Check programmatically whether all parameters are scalar.
13218 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13220 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13222 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13223 assignment from the constructor either if the target is volatile.
13225 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13227 * config/arm/arm.md (insv): Do not share operands[0].
13229 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13231 * config/vxlib-tls.c (active_tls_threads): Delete.
13232 (delete_hook_installed): New.
13233 (tls_delete_hook): Don't delete the delete hook.
13234 (tls_destructor): Delete it here.
13235 (__gthread_set_specific): Adjust installing the delete hook.
13236 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13237 __gthread_leave_tsd_dtor_context.
13239 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13241 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13243 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13245 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13247 (alpha_rtx_costs): Ditto.
13248 (emit_unlikely_jump): Use add_reg_note.
13249 (emit_frame_store_1): Ditto.
13250 (alpha_expand_prologue): Ditto.
13251 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13252 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13254 2009-04-23 Nick Clifton <nickc@redhat.com>
13256 * config/v850/v850.md (epilogue): Remove suppressed code.
13257 (return): Rename to return_simple and remove test of frame size.
13258 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13259 to gen_return_simple.
13261 2009-04-22 Jing Yu <jingyu@google.com>
13264 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13266 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13269 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13270 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13271 value is a VECTOR_CST, the element type is the element type of the
13274 2009-04-22 DJ Delorie <dj@redhat.com>
13276 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13278 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13280 * alias.c (find_base_term): Move around LO_SUM case, so that
13281 CONST falls through into PLUS/MINUS handling.
13284 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13285 into 0, use omit_one_operand.
13287 2009-04-23 Ben Elliston <bje@au.ibm.com>
13289 * config/rs6000/linux-unwind.h (get_regs): Remove type
13290 puns. Change the type of `pc' to an array of unsigned ints and
13291 update all users. Constify frame24.
13293 2009-04-22 DJ Delorie <dj@redhat.com>
13295 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13296 declarations before code.
13297 (current_function_special_page_vector): Likewise.
13298 (m32c_expand_insv): Silence a warning.
13300 2009-04-21 Taras Glek <tglek@mozilla.com>
13302 * alias.c: Update GTY annotations to new syntax.
13303 * basic-block.h: Likewise.
13304 * bitmap.h: Likewise.
13305 * c-common.h: Likewise.
13306 * c-decl.c: Likewise.
13307 * c-parser.c: Likewise.
13308 * c-pragma.c: Likewise.
13309 * c-tree.h: Likewise.
13310 * cfgloop.h: Likewise.
13311 * cgraph.h: Likewise.
13312 * config/alpha/alpha.c: Likewise.
13313 * config/arm/arm.h: Likewise.
13314 * config/avr/avr.h: Likewise.
13315 * config/bfin/bfin.c: Likewise.
13316 * config/cris/cris.c: Likewise.
13317 * config/darwin.c: Likewise.
13318 * config/frv/frv.c: Likewise.
13319 * config/i386/i386.c: Likewise.
13320 * config/i386/i386.h: Likewise.
13321 * config/i386/winnt.c: Likewise.
13322 * config/ia64/ia64.h: Likewise.
13323 * config/iq2000/iq2000.c: Likewise.
13324 * config/mips/mips.c: Likewise.
13325 * config/mmix/mmix.h: Likewise.
13326 * config/pa/pa.c: Likewise.
13327 * config/pa/pa.h: Likewise.
13328 * config/rs6000/rs6000.c: Likewise.
13329 * config/s390/s390.c: Likewise.
13330 * config/sparc/sparc.c: Likewise.
13331 * config/xtensa/xtensa.c: Likewise.
13332 * cselib.h: Likewise.
13333 * dbxout.c: Likewise.
13334 * dwarf2out.c: Likewise.
13335 * except.c: Likewise.
13336 * except.h: Likewise.
13337 * fixed-value.h: Likewise.
13338 * function.c: Likewise.
13339 * function.h: Likewise.
13340 * gimple.h: Likewise.
13341 * integrate.c: Likewise.
13342 * optabs.c: Likewise.
13343 * output.h: Likewise.
13344 * real.h: Likewise.
13346 * stringpool.c: Likewise.
13347 * tree-data-ref.c: Likewise.
13348 * tree-flow.h: Likewise.
13349 * tree-scalar-evolution.c: Likewise.
13350 * tree-ssa-address.c: Likewise.
13351 * tree-ssa-alias.h: Likewise.
13352 * tree-ssa-operands.h: Likewise.
13353 * tree.c: Likewise.
13354 * tree.h: Likewise.
13355 * varasm.c: Likewise.
13356 * varray.h: Likewise.
13358 * coretypes.h: Do not define GTY macro if it is already defined.
13359 * doc/gty.texi: Update GTY documentation to new syntax.
13360 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13361 annotations on structs.
13362 * gengtype-parse.c: Likewise.
13364 2009-04-22 Mark Heffernan <meheff@google.com>
13366 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13368 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13370 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13373 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13375 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13376 the same as a PLUS without a shift. Increase the cost of a
13379 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13381 * Makefile.in: Update dependencies.
13382 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13383 * errors.h: Remove bogus comment about compatibility.
13384 (warning): Update declaration.
13385 * genautomata.c: Update all calls to warning.
13386 * gimple.c: Do not include errors.h. Include toplev.h.
13387 * tree-ssa-structalias.c: Do not include errors.h.
13388 * omega.c: Likewise.
13389 * tree-ssa-reassoc.c: Likewise.
13390 * config/spu/spu-c.c: Likewise.
13391 * config/spu/t-spu-elf: Update dependencies.
13393 2009-04-22 Richard Guenther <rguenther@suse.de>
13395 PR tree-optimization/39824
13396 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13397 make sure the types are compatible.
13399 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13402 * c-common.c (c_parse_error): Take a token_flags parameter.
13403 Use token_type for the token type instead.
13404 Pass token_flags to cpp_type2name.
13405 * c-common.h (c_parse_error): Update declaration.
13406 * c-parser.c (c_parser_error): Pass 0 as token flags.
13408 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13410 PR rtl-optimization/39580
13411 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13413 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13415 * function.c (expand_function_end): Do not emit a jump to the "naked"
13416 return label for fall-through returns.
13417 * except.c (sjlj_emit_function_exit): Always place the call to the
13418 unregister function at the location installed by expand_function_end.
13420 2009-04-22 Richard Guenther <rguenther@suse.de>
13422 PR tree-optimization/39845
13423 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13424 (gen_inbound_check): Likewise.
13426 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13428 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13430 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13431 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13433 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13435 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13436 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13437 shift counts to avoid out-of-bounds array accesses.
13439 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13441 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13442 (Pmode): Move above.
13444 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13446 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13447 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13448 GET_CODE macro. Use IN_RANGE macro where appropriate.
13449 * config/alpha/alpha.h: Ditto.
13450 * config/alpha/alpha.md: Ditto.
13451 * config/alpha/constraints.md: Ditto.
13452 * config/alpha/predicates.md: Ditto.
13454 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13456 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13457 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13458 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13459 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13460 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13461 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13462 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13463 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13464 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13465 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13466 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13467 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13468 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13469 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13470 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13471 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13472 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13473 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13474 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13475 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13476 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13477 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13478 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13479 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13480 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13481 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13482 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13484 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13486 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13487 references from comments.
13488 * cfgbuild.c: (count_basic_blocks): Delete.
13489 (find_basic_blocks_1): Delete.
13490 (find_basic_blocks): Delete.
13491 * except.c (finish_eh_generation): Make static. Move comment from
13492 except.h here. Remove find_basic_blocks references from comments.
13493 * except.h (finish_eh_generation): Delete.
13494 * basic-block.h (find_basic_blocks): Delete.
13495 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13497 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13499 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13500 (sdbout_parms): Likewise.
13502 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13504 * config/sh/sh.c (prepare_cbranch_operands): Use
13505 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13506 (expand_cbranchdi4): Likewise.
13507 (from_compare): Add cast to enum type.
13508 (expand_cbranchsi4): Use add_reg_note.
13509 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13510 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13511 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13512 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13513 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13514 instead of CODE_FOR_nothing.
13515 (cbranchdi4): Likewise. Fix the order of arguments for
13517 (push_fpscr): Use add_reg_note.
13518 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13519 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13521 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13523 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13524 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13525 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13526 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13527 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13528 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13529 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13530 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13531 config/alpha/x-vms, config/arc/t-arc,
13532 config/arm/README-interworking, config/arm/arm-c.c,
13533 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13534 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13535 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13536 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13537 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13538 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13539 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13540 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13541 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13542 config/cris/t-elfmulti, config/crx/t-crx,
13543 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13544 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13545 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13546 config/h8300/t-h8300, config/i386/athlon.md,
13547 config/i386/darwin-libgcc.10.4.ver,
13548 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13549 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13550 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13551 config/i386/t-linux64, config/i386/t-nwld,
13552 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13553 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13554 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13555 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13556 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13557 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13558 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13559 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13560 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13561 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13562 config/m68k/t-uclinux, config/mcore/t-mcore,
13563 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13564 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13565 config/mips/crtn.asm, config/mips/irix-crti.asm,
13566 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13567 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13568 config/mips/mips-fixed.md, config/mips/sb1.md,
13569 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13570 config/mips/t-iris6, config/mips/t-isa3264,
13571 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13572 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13573 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13574 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13575 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13576 config/mn10300/t-linux, config/mn10300/t-mn10300,
13577 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13578 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13579 config/picochip/libgccExtras/clzsi2.asm,
13580 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13581 config/rs6000/darwin-libgcc.10.4.ver,
13582 config/rs6000/darwin-libgcc.10.5.ver,
13583 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13584 config/rs6000/t-aix43, config/rs6000/t-aix52,
13585 config/rs6000/t-darwin, config/rs6000/t-fprules,
13586 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13587 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13588 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13589 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13590 config/rs6000/t-rtems, config/rs6000/t-spe,
13591 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13592 config/score/t-score-elf, config/sh/divcost-analysis,
13593 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13594 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13595 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13596 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13597 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13598 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13599 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13600 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13601 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13602 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13603 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13604 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13605 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13606 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13607 * config/h8300/genmova.sh: Include copyright and license notices
13608 in generated output.
13609 * config/h8300/mova.md: Regenerate.
13610 * doc/install.texi2html: Include word "Copyright" in copyright
13611 notice and use name "Free Software Foundation, Inc.".
13612 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13613 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13614 ChangeLog-2007, ChangeLog-2008: Correct dates.
13616 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13618 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13619 NE_EXPR operations as well.
13620 * c-parser.c (c_parser_condition): Do not set location information on
13622 (c_parser_conditional_expression): Likewise.
13623 (c_parser_binary_expression): Set location information on operators.
13624 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13625 TRUTH_NOT_EXPR has been folded.
13626 * fold-const.c (fold_truth_not_expr): Copy location information from
13627 the incoming expression to the outgoing one.
13628 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13629 recursive calls on the LHS of the operator but pass that of the
13630 operator to recursive calls on the RHS of the operator. Set it
13632 (shortcut_cond_expr): Set the locus of the operator on the second
13633 COND_EXPR and that of the expression on the first in degenerate cases.
13634 Pass the locus of the expression to calls to shortcut_cond_r.
13635 Set the locus of the 'then' block on the associated jump, if any.
13636 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13637 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13638 expression to call to gimplify_boolean_expr.
13640 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13642 * config.gcc: Add additional configuration for
13643 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13644 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13645 (CPP_SPEC): Redefine for allowing -municode option.
13646 (STARTFILE_SPEC): Likewise.
13647 * config/i386/t-mingw-w64: New.
13648 * config/i386/mingw-w64.opt: New.
13649 (municode): Add new target option.
13650 * doc/invoke.texi (municode): Add documentation for new option.
13652 2009-04-21 Ian Lance Taylor <iant@google.com>
13654 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13655 Correct test for number of arguments.
13656 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13658 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13660 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13661 argument of emit_library_call.
13663 2009-04-21 Richard Guenther <rguenther@suse.de>
13665 PR middle-end/39829
13666 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13667 inside VIEW_CONVERT_EXPRs.
13669 2009-04-21 Martin Jambor <mjambor@suse.cz>
13671 * tree-switch-conversion.c (build_constructors): Split a long line.
13672 (constructor_contains_same_values_p): New function.
13673 (build_one_array): Create assigns of constants if possible, do not
13674 call mark_sym_for_renaming, call update_stmt.
13675 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13676 make_rename_temp. Do not call mark_symbols_for_renaming, call
13678 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13679 find_new_referenced_vars, call update_stmt.
13680 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13681 instead of calling make_rename_temp. Do not call
13682 find_new_referenced_vars or mark_symbols_for_renaming, call
13685 2009-04-21 Richard Guenther <rguenther@suse.de>
13687 PR tree-optimization/39827
13688 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13689 (tree_ssa_phiprop): Pass the correct array size.
13691 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13693 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13695 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13698 * c-typeck.c (lvalue_p): Move declaration ...
13699 * c-common.h (lvalue_p): ... to here.
13700 * c-common.c (candidate_equal_p): New.
13701 (add_tlist): Use it.
13702 (merge_tlist): Use it.
13703 (warn_for_collisions_1): Likewise.
13704 (warning_candidate_p): Accept more candidates.
13705 (verify_tree): A warning candidate can be an expression. Use
13708 2009-04-21 Ben Elliston <bje@au.ibm.com>
13711 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13712 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13713 options. Remove -mcall-solaris documentation.
13715 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13718 * doc/invoke.texi (-Wlong-long): Update description.
13719 * c-lex (interpret_integer): Only warn if there was no previous
13720 overflow and -Wlong-long is enabled.
13721 * c-decl.c (declspecs_add_type): Drop redundant flags.
13722 * c.opt (Wlong-long): Init to -1.
13723 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13724 and front-end warn_long_long. Wlong-long only depends on other
13725 flags if it is uninitialized.
13726 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13727 the same for CPP and FE.
13728 (restore_extension_diagnostics): Likewise.
13730 2009-04-20 Ian Lance Taylor <iant@google.com>
13732 Fix enum conversions which are invalid in C++:
13733 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13734 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13735 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13736 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13737 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13738 (dbxout_parms): Likewise.
13739 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13740 (df_clear_flags): Likewise.
13741 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13742 top_flag parameter to int.
13743 (df_chain_create_bb_process_use): Likewise.
13744 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13746 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13747 (df_ref_create_structure, df_def_record_1): Likewise.
13748 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13749 (df_notes_rescan): Change 0 to VOIDmode in function call.
13750 (df_get_call_refs, df_insn_refs_collect): Likewise.
13751 (df_bb_regs_collect): Likewise.
13752 (df_entry_block_defs_collect): Likewise.
13753 (df_exit_block_uses_collect): Likewise.
13754 * df.h: Update declarations.
13755 * double-int.c (double_int_divmod): Add cast to enum type.
13756 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13757 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13758 (based_loc_descr): Likewise.
13759 (loc_descriptor_from_tree_1): Change first_op and second_op to
13760 enum dwarf_location_atom. Add cast to enum type.
13761 * expmed.c (init_expmed): Change 0 to SET in function call.
13762 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13763 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13764 (do_store_flag): Likewise.
13765 * fixed-value.h (struct fixed_value): Change mode to enum
13767 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13768 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13770 (insert_insn_decl, insert_decl, insert_state): Likewise.
13771 (automata_list_finish): Likewise.
13772 * genrecog.c (process_define_predicate): Add cast to enum type.
13773 * gensupport.c (init_predicate_table): Add cast to enum type.
13774 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13776 (gimple_build_call_1, gimple_build_label): Likewise.
13777 (gimple_build_goto, gimple_build_asm_1): Likewise.
13778 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13779 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13780 (enum fallback): Rename from enum fallback_t.
13781 (fallback_t): Typedef as int.
13782 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13783 GSI_SAME_STMT in function call.
13784 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13786 (setup_reg_class_relations): Likewise.
13787 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13788 (setup_prohibited_class_mode_regs): Add cast to enum type.
13789 (setup_prohibited_mode_move_regs): Likewise.
13790 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13791 (record_address_regs): Change i to enum reg_class.
13792 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13793 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13794 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13795 (GET_MODE_2XWIDER_MODE): Likewise.
13796 (GET_CLASS_NARROWEST_MODE): Likewise.
13797 * omp-low.c (expand_omp_for): Add cast to enum type.
13798 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13799 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13800 * postreload.c (reload_cse_simplify_operands): Change rclass local
13802 * predict.c (combine_predictions_for_insn): Change best_predictor
13803 and predictor to enum br_predictor.
13804 (combine_predictions_for_bb): Likewise.
13805 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13806 use SET_PREDICT_EXPR_OUTCOME.
13807 * real.c (real_arithmetic): Change icode to code in function call.
13808 * reginfo.c (init_move_cost): Add casts to enum type.
13809 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13810 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13812 * reload.c (find_valid_class): Add casts to enum type.
13813 (push_reload): Change 0 to NO_REGS in function call.
13814 (find_reloads): Change this_alternative to array of enum
13815 reg_class. Remove some now-unnecessary casts.
13816 (make_memloc): Change 0 to VOIDmode in function call.
13817 * reload1.c (reload): Change 0 to VOIDmode in function call.
13818 (eliminate_regs_1, elimination_effects): Likewise.
13819 (eliminate_regs_in_insn): Likewise.
13820 (emit_input_reload_insns): Add cast to enum type.
13821 (delete_output_reload): Change 0 to VOIDmode in function call.
13822 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13823 to enum type in function call.
13824 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13825 (SET_PREDICT_EXPR_OUTCOME): Define.
13826 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13827 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13828 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13829 (dump_function): Likewise.
13830 * tree-dump.h: Update declarations.
13831 * tree-pass.h: Update declarations.
13832 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13833 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13835 (arm_rtx_costs_1): Correct parenthesization.
13836 (arm_rtx_costs): Add casts to enum type.
13837 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13838 (vfp_emit_fstmd): Use add_rg_note.
13839 (emit_multi_reg_push, emit_sfm): Likewise.
13840 (thumb_set_frame_pointer): Likewise.
13841 (arm_expand_prologue): Likewise.
13842 (arm_regno_class): Change return type to enum reg_class.
13843 (thumb1_expand_prologue): Use add_reg_note.
13844 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13845 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13847 * config/arm/gentune.sh: Add cast to enum type.
13848 * config/arm/arm-tune.md: Rebuild.
13849 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13850 (ix86_split_fp_branch, predict_jump): Likewise.
13851 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13852 insn_code to enum rtx_code.
13853 (ix86_builtin_vectorized_function): Add cast to enum type.
13854 * config/i386/i386.md (truncdfsf2): Change slot to enum
13856 (truncxf<mode>2, isinf<mode>2): Likewise.
13857 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13859 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13860 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13861 (insert_bundle_state): Change 1 to INSERT in function call.
13862 (ia64_add_bundle_selector_before): Likewise.
13863 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13864 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13865 (restore_stack_nonlocal): Likewise.
13866 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13868 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13870 (mips_rtx_costs): Likewise.
13871 (mips_override_options): Add casts to enum type.
13872 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13874 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13875 (store_reg, set_reg_plus_d): Likewise.
13876 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13877 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13879 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13881 (emit_unlikely_jump): Use add_reg_note.
13882 (rs6000_emit_allocate_stack): Likewise.
13883 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13884 (output_toc): Change 1 to INSERT in function call.
13885 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13886 (rs6000_initialize_trampoline): Likewise.
13887 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13889 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13890 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13891 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13892 (save_gprs): Use add_reg_note.
13893 (s390_emit_prologue): Likewise.
13894 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13895 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13896 (sparc_fold_builtin): Add cast to enum type.
13897 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13899 (spu_expand_prologue): Use add_reg_note.
13900 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13902 2009-04-20 Ian Lance Taylor <iant@google.com>
13904 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13905 (c_parser_postfix_expression_after_primary): Get VEC for list of
13906 arguments. Get original types of arguments. Call
13907 build_function_call_vec.
13908 (cached_expr_list_1, cached_expr_list_2): New static variables.
13909 (c_parser_expr_list): Change return type to VEC *. Add
13910 p_orig_types parameter. Change all callers.
13911 (c_parser_release_expr): New static function.
13912 (c_parser_vec_to_tree_list): New static function.
13913 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13914 call build_function_call_vec.
13915 (build_function_call_vec): New function, based on old
13916 build_function_call.
13917 (convert_arguments): Remove nargs and argarray parameters. Change
13918 values to a VEC. Add origtypes parameter.
13919 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13920 (convert_for_assignment): Add origtype parameter. Change all
13921 callers. If warn_cxx_compat, check for conversion to an enum
13922 type when calling a function.
13923 (store_init_value): Add origtype parameter. Change all callers.
13924 (digest_init): Likewise.
13925 (struct init_node): Add origtype field.
13926 (add_pending_init): Add origtype parameter. Change all callers.
13927 (output_init_element): Likewise.
13928 (output_pending_init_elements): Pass origtype from init_node to
13929 output_init_element.
13930 (process_init_element): Pass origtype from c_expr to
13931 output_init_element.
13932 (c_finish_return): Add origtype parameter. Change all callers.
13933 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13935 (sync_resolve_params): Likewise.
13936 (sync_resolve_return): Change params to first_param. Change caller.
13937 (resolve_overloaded_builtins): Change params to VEC *. Change
13938 callers. Save first parameter around call to build_function_call_vec.
13939 * c-decl.c (finish_decl): Add origtype parameter. Change all
13940 callers. Call build_function_call_vec rather than
13941 build_function_call for cleanup.
13942 * c-tree.h: Update declarations.
13943 * c-common.h: Update declarations.
13944 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13945 params to first_param.
13946 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13947 params parameter from tree to void *.
13948 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13949 Change arglist parameter to have type void *, and to be a pointer
13951 * config/rs6000/rs6000-protos.h
13952 (altivec_resolve_overloaded_builtin): Update declaration.
13953 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13954 fnargs parameter to have type void *, and to be a pointer to a
13955 VEC. Call build_function_call_vec instead of
13956 build_function_call.
13957 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13959 2009-04-20 Joey Ye <joey.ye@intel.com>
13960 Xuepeng Guo <xuepeng.guo@intel.com>
13961 H.J. Lu <hongjiu.lu@intel.com>
13963 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13965 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13966 (IX86_LEA_PRIORITY): Likewise.
13967 (distance_non_agu_define): New function.
13968 (distance_agu_use): Likewise.
13969 (ix86_lea_for_add_ok): Likewise.
13970 (ix86_dep_by_shift_count): Likewise.
13972 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13973 should split for LEA.
13975 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13977 (ix86_dep_by_shift_count): Likewise.
13979 2009-04-20 Richard Guenther <rguenther@suse.de>
13981 * expr.c (handled_component_p): Move ...
13982 * tree.h (handled_component_p): ... here.
13983 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13984 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13985 and REALPART_EXPR to be in one group.
13987 2009-04-20 Richard Guenther <rguenther@suse.de>
13989 * basic-block.h (get_all_dominated_blocks): Declare.
13990 * dominance.c (get_all_dominated_blocks): New function.
13991 * tree-cfg.c (get_all_dominated_blocks): Remove.
13992 (remove_edge_and_dominated_blocks): Adjust.
13993 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13994 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13995 instead of recursing.
13997 2009-04-20 Doug Kwan <dougkwan@google.com>
13999 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14000 (struct cgraph_node_set_def): New type.
14001 (cgraph_node_set) New type. Also declare vector functions.
14002 (struct cgraph_node_set_element_def): New type.
14003 (cgraph_node_set_element): Ditto.
14004 (cgraph_node_set_iterator): New iterator type.
14005 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14006 cgraph_node_set_remove, dump_cgraph_node_set,
14007 debug_cgraph_node_set): New prototypes.
14008 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14009 cgraph_node_set_size): New inlines.
14010 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14011 including cgraph.h.
14012 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14013 argument to function 'write_summary'.
14014 * ipa.c: Include ggc.h.
14015 (hash_cgraph_node_set_element,
14016 eq_cgraph_node_set_element, cgraph_node_set_new,
14017 cgraph_node_set_add, cgraph_node_set_remove,
14018 cgraph_node_set_find, dump_cgraph_node_set,
14019 debug_cgraph_node_set): New functions.
14020 * Makefile.in (ipa.o): Add dependency on GGC_H.
14022 2009-04-20 Ira Rosen <irar@il.ibm.com>
14024 PR tree-optimization/39675
14025 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14026 check of the return code of vect_schedule_slp. Check that
14027 stmt_vec_info still exists for the statement, before checking its
14028 vectorization type.
14030 2009-04-20 Michael Matz <matz@suse.de>
14032 * Makefile.in (generated_files): Take out $(simple_generated_c).
14034 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14036 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14037 (UINTPTR_TYPE): Likewise.
14039 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14042 * c-typeck.c (digest_init): Check for initializing an array with a
14045 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14048 * c-semantics.c (pop_stmt_list): Propagate
14049 STATEMENT_LIST_HAS_LABEL to parent statement list.
14051 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14053 * config/mips/mips.h (mips_tune_attr): New macro.
14054 * config/mips/mips.md (cpu): Use it.
14056 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14059 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14062 2009-04-19 Diego Novillo <dnovillo@google.com>
14064 * toplev.c (compile_file): Move call to coverage_finish ...
14065 * cgraphunit.c (ipa_passes): ... here.
14066 Call cgraph_process_new_functions.
14067 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14068 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14070 2009-04-19 Jan Hubicka <jh@suse.cz>
14072 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14074 (dump_cgraph_node): Dump can throw external flag.
14075 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14077 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14081 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14082 * common.opt (Wlogical-op): Move from here...
14083 * c.opt (Wlogical-op): ... to here.
14084 * c-typeck.c (parser_build_binary_op): Update call to
14085 warn_logical_operator.
14086 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14088 * c-common.c (warn_logical_op): Update.
14089 * c-common.h (warn_logical_op): Update declaration.
14091 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14093 * tree.c (protected_set_expr_location): Fix formatting.
14095 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14098 * c-typeck.c (readonly_warning): new.
14099 (build_unary_op, build_modify_expr): Use readonly_warning for
14100 storing into something readonly but not const-qualified.
14102 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14105 * c-typeck.c (build_unary_op): Check for taking address of
14106 expression of type void.
14108 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14111 * c-typeck.c (build_function_call): Check for calling a function
14112 with qualified void return types. Call require_complete_type when
14115 2009-04-18 Jan Hubicka <jh@suse.cz>
14117 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14119 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14120 can_throw_external flag.
14121 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14122 * ipa-pure-const.c (ignore_edge): New function.
14123 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14124 only over can_throw_external edges.
14125 (local_pure_const): Add nothrow flag.
14126 * ipa-utils.c (searchc): Add ignore_edge callback.
14127 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14128 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14129 (set_nothrow_function_flags): Update cgraph.
14130 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14132 2009-04-18 Richard Guenther <rguenther@suse.de>
14134 PR middle-end/39804
14135 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14136 (fold_stmt): ... this and ...
14137 (fold_stmt_inplace): ... this.
14138 (fold_stmt_1): Fold references in calls and asms.
14139 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14141 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14143 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14144 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14146 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14148 * tree.c (function_args_count): Remove.
14149 * tree.h: Remove the prototype for function_args_count.
14151 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14153 * tree-iterator.c (expr_only): Remove.
14154 * tree.h: Remove the prototype for expr_only.
14156 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14158 * reginfo.c (cannot_change_mode_set_regs): Remove.
14159 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14161 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14163 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14164 whether operands 0 and 1 overlaps.
14166 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14168 PR middle-end/36902
14169 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14170 pointer. Use warning_at instead of warning.
14171 (search_for_addr_array): Likewise.
14172 (check_array_bounds): Likewise.
14173 (check_all_array_refs): Check that the incoming edge is not in the
14174 list of edges to be removed.
14175 (check_all_array_refs): Avoid the temporal pointer.
14176 (vrp_visit_cond_stmt): Fix typo.
14177 (simplify_switch_using_ranges): Handle the case where the switch
14178 index is an integer constant.
14180 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14182 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14184 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14186 * doc/extend.texi, doc/invoke.texi: Fix typos.
14188 2009-04-17 Cary Coutant <ccoutant@google.com>
14190 * tree-flow-inline.h (get_lineno): Fix inverted test.
14192 2009-04-17 Diego Novillo <dnovillo@google.com>
14194 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14195 assertion for AVAIL_OUT.
14197 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14200 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14201 * config/sh/linux-atomic.asm: Likewise.
14203 2009-04-17 Diego Novillo <dnovillo@google.com>
14205 * except.c (debug_eh_tree): New.
14206 (struct eh_region, struct eh_status): Move ...
14207 * except.h: ... here.
14208 (add_type_for_runtime): Declare extern.
14209 (lookup_type_for_runtime): Likewise.
14210 (debug_eh_tree): Declare.
14211 * Makefile.in (GTFILES): List except.h before except.c
14213 2009-04-17 Diego Novillo <dnovillo@google.com>
14215 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14216 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14217 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14218 (find_vars_r): ... here.
14219 * tree-flow.h (find_referenced_vars_in): Declare.
14220 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14221 that AVAIL_OUT exists for BLOCK.
14222 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14223 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14224 (tree-parloops.o): Likewise.
14226 2009-04-17 Simon Baldwin <simonb@google.com>
14228 * toplev.c (default_tree_printer): Add handling for %E format.
14230 2009-04-17 Diego Novillo <dnovillo@google.com>
14232 * tree-pretty-print.c (dump_generic_node): Add break after
14233 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14234 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14235 FUNCTION_TYPE together. Call print_struct_decl when printing
14236 structures and TDF_SLIM is not given.
14237 (print_struct_decl): Fix logic for detecting recursion.
14239 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14242 * gcc.c (create_at_file): New.
14243 (compile_input_file_p): New.
14244 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14245 * main.c (main): Update call to toplev_main.
14246 * toplev.c (toplev_main): Change signature. Call expandargv.
14247 * toplev.h (toplev_main): Change signature.
14249 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14251 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14252 if the latter is not constant.
14254 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14256 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14258 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14260 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14261 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14263 2009-04-17 Richard Guenther <rguenther@suse.de>
14265 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14266 Handle component references view-converting an invariant address.
14268 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14270 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14271 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14272 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14273 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14274 Use @deftypevr rather than @deftypevar.
14276 2009-04-17 Richard Guenther <rguenther@suse.de>
14278 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14279 (get_prop_source_stmt): Likewise.
14280 (can_propagate_from): Likewise.
14282 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14284 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14285 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14286 (--with-multilib-list): Add default value.
14287 * configure: Regenerate.
14288 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14289 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14290 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14291 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14292 Don't add default cpu to multilib list unnecessarily, but do enable
14293 the relevant compiler option..
14294 Add support for --with-multilib-list=<blank> and
14295 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14296 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14297 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14298 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14299 TM_MULTILIB_CONFIG.
14300 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14301 (MULTILIB_OSDIRNAMES): New variable.
14302 * config/sh/t-1e: Delete file.
14303 * config/sh/t-mlib-sh1: Delete file.
14304 * config/sh/t-mlib-sh2: Delete file.
14305 * config/sh/t-mlib-sh2a: Delete file.
14306 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14307 * config/sh/t-mlib-sh2a-single: Delete file.
14308 * config/sh/t-mlib-sh2a-single-only: Delete file.
14309 * config/sh/t-mlib-sh2e: Delete file.
14310 * config/sh/t-mlib-sh3e: Delete file.
14311 * config/sh/t-mlib-sh4: Delete file.
14312 * config/sh/t-mlib-sh4-nofpu: Delete file.
14313 * config/sh/t-mlib-sh4-single: Delete file.
14314 * config/sh/t-mlib-sh4-single-only: Delete file.
14315 * config/sh/t-mlib-sh4a: Delete file.
14316 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14317 * config/sh/t-mlib-sh4a-single: Delete file.
14318 * config/sh/t-mlib-sh4a-single-only: Delete file.
14319 * config/sh/t-mlib-sh4al: Delete file.
14320 * config/sh/t-mlib-sh5-32media: Delete file.
14321 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14322 * config/sh/t-mlib-sh5-64media: Delete file.
14323 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14324 * config/sh/t-mlib-sh5-compact: Delete file.
14325 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14326 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14327 * doc/install.texi (Options specification): Add
14328 --with-multilib-list and --with-endian.
14330 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14332 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14334 (OBJS-common): Add plugin-version.o.
14335 (plugin-version.o): New.
14336 * gcc-plugin.h (plugin_gcc_version): New.
14337 (plugin_default_version_check): New.
14338 (plugin_init_func, plugin_init): Add version argument.
14339 * plugin-version.c: New.
14340 * plugin.c (str_plugin_gcc_version_name): New.
14341 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14342 pass it to the init function.
14343 (plugin_default_version_check): New.
14345 2009-04-17 Richard Guenther <rguenther@suse.de>
14347 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14348 for decl-vs-decl disambiguation.
14350 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14352 * config/s390/s390.h (s390_tune_attr): New macro definition.
14353 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14355 2009-04-17 Richard Guenther <rguenther@suse.de>
14357 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14358 (fold_stmt_r): Likewise.
14359 (maybe_fold_reference): New function.
14360 (fold_gimple_assign): Handle cases fold_stmt_r did.
14361 (fold_stmt): Do not use fold_stmt_r.
14362 (fold_stmt_inplace): Likewise.
14364 2009-04-17 Richard Guenther <rguenther@suse.de>
14366 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14367 (record_equivalences_from_stmt): Remove useless checks and
14369 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14370 the type is already suitable.
14372 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14374 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14376 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14378 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14379 (CMPtype): Define as __gcc_CMPtype.
14381 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14383 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14384 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14386 2009-04-17 Richard Guenther <rguenther@suse.de>
14388 PR tree-optimization/39746
14389 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14390 special-casing for builtins and static variable use/def.
14391 (call_may_clobber_ref_p_1): Likewise.
14393 2009-04-16 Ian Lance Taylor <iant@google.com>
14395 * df.h: Include "timevar.h".
14396 (struct df_problem): Change tv_id field to timevar_id_t.
14397 * tree-pass.h: Include "timevar.h".
14398 (struct opt_pass): Change tv_id field to timevar_id_t.
14399 * timevar.h (timevar_id_t): Define TV_NONE.
14400 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14401 TV_NONE rather than tv_id != 0.
14402 (execute_one_pass): Likewise.
14403 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14404 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14405 dependencies to $(TREE_PASS_H).
14406 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14408 (pass_branch_target_load_optimize2): Likewise.
14409 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14410 (pass_outof_cfg_layout_mode): Likewise.
14411 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14412 (pass_rebuild_cgraph_edges): Likewise.
14413 (pass_remove_cgraph_callee_edges): Likewise.
14414 * df-core.c (pass_df_initialize_opt): Likewise.
14415 (pass_df_initialize_no_opt): Likewise.
14416 (pass_df_finish): Likewise.
14417 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14418 * except.c (pass_set_nothrow_function_flags): Likewise.
14419 (pass_convert_to_eh_region_ranges): Likewise.
14420 * final.c (pass_compute_alignments): Likewise.
14421 * function.c (pass_instantiate_virtual_regs): Likewise.
14422 (pass_init_function): Likewise.
14423 (pass_leaf_regs): Likewise.
14424 (pass_match_asm_constraints): Likewise.
14425 * gimple-low.c (pass_lower_cf): Likewise.
14426 (pass_mark_used_blocks): Likewise.
14427 * init-regs.c (pass_initialize_regs): Likewise.
14428 * integrate.c (pass_initial_value_sets): Likewise.
14429 * ira.c (pass_ira): Likewise.
14430 * jump.c (pass_cleanup_barriers): Likewise.
14431 * omp-low.c (pass_expand_omp): Likewise.
14432 (pass_lower_omp): Likewise.
14433 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14434 * recog.c (pass_split_all_insns): Likewise.
14435 (pass_split_after_reload): Likewise.
14436 (pass_split_before_regstack): Likewise.
14437 (pass_split_before_sched2): Likewise.
14438 (pass_split_for_shorten_branches): Likewise.
14439 * reginfo.c (pass_reginfo_init): Likewise.
14440 (pass_subregs_of_mode_init): Likewise.
14441 (pass_subregs_of_mode_finish): Likewise.
14442 * passes.c (pass_postreload): Likewise.
14443 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14444 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14445 (pass_warn_function_return): Likewise.
14446 (pass_warn_function_noreturn): Likewise.
14447 * tree-complex.c (pass_lower_complex): Likewise.
14448 (pass_lower_complex_O0): Likewise.
14449 * tree-if-conv.c (pass_if_conversion): Likewise.
14450 * tree-into-ssa.c (pass_build_ssa): Likewise.
14451 * tree-mudflap.c (pass_mudflap_1): Likewise.
14452 (pass_mudflap_2): Likewise.
14453 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14454 (pass_mudflap_2): Likewise.
14455 * tree-nrv.c (pass_return_slot): Likewise.
14456 * tree-object-size.c (pass_object_sizes): Likewise.
14457 * tree-optimize.c (pass_all_optimizations): Likewise.
14458 (pass_early_local_passes): Likewise.
14459 (pass_all_early_optimizations): Likewise.
14460 (pass_cleanup_cfg): Likewise.
14461 (pass_cleanup_cfg_post_optimizing): Likewise.
14462 (pass_free_datastructures): Likewise.
14463 (pass_free_cfg_annotations): Likewise.
14464 (pass_fixup_cfg): Likewise.
14465 (pass_init_datastructures): Likewise.
14466 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14467 (pass_late_warn_uninitialized): Likewise.
14468 (pass_update_address_taken): Likewise.
14469 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14470 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14471 (pass_cse_sincos): Likewise.
14472 (pass_convert_to_rsqrt): Likewise.
14473 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14474 * tree-stdarg.c (pass_stdarg): Likewise.
14475 * tree-tailcall.c (pass_tail_recursion): Likewise.
14476 (pass_tail_calls): Likewise.
14477 * tree-vect-generic.c (pass_lower_vector): Likewise.
14478 (pass_lower_vector_ssa): Likewise.
14479 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14481 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14483 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14485 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14487 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14488 logical and signext.
14490 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14493 * config/sh/predicates.md (arith_operand): Check if the operand
14494 of TRUNCATE is a REG.
14496 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14498 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14499 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14501 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14503 * tree-iterator.c (tsi_split_statement_list_after,
14504 tsi_split_statement_list_before): Remove.
14505 * tree-iterator.h: Remove the prototypes for
14506 tsi_split_statement_list_after and tsi_split_statement_list_before.
14508 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14510 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14511 * tree-ssa-propagate.h: Remove the prototype for
14512 stmt_makes_single_load.
14514 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14516 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14517 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14519 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14521 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14523 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14525 * except.c (eh_region_outer_p): Remove.
14526 * except.h: Remove the prototype for eh_region_outer_p.
14528 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14530 * function.c (current_function_assembler_name): Remove.
14531 * function.h: Remove the prototype for
14532 current_function_assembler_name.
14534 2009-04-16 Ian Lance Taylor <iant@google.com>
14536 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14537 (add_reg_note): Call alloc_reg_note.
14538 * rtl.h (alloc_reg_note): Declare.
14539 * combine.c (try_combine): Use alloc_reg_note.
14540 (recog_for_combine, move_deaths): Likewise.
14541 (distribute_notes): Use alloc_reg_note and add_reg_note.
14542 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14543 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14544 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14546 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14548 PR rtl-optimization/39762
14549 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14550 ira_may_move_out_cost): Add comments about way of their usage.
14551 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14553 * ira-conflicts.c (process_regs_for_copy): Use function
14554 ira_get_register_move_cost instead of global
14555 ira_register_move_cost.
14557 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14558 color_pass, move_spill_restore, update_curr_costs): Ditto.
14560 * ira-lives.c (process_single_reg_class_operands): Ditto.
14562 * ira-emit.c (emit_move_list): Ditto.
14564 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14565 (record_reg_classes): Ditto. Use functions
14566 ira_get_register_move_cost and ira_get_may_move_cost instead of
14567 global vars ira_register_move_cost, ira_may_move_out_cost and
14568 ira_may_move_in_cost.
14569 (record_address_regs): Don't call ira_init_register_move_cost.
14570 Use function ira_get_may_move_cost instead of global
14571 ira_may_move_in_cost.
14572 (process_bb_node_for_hard_reg_moves): Use function
14573 ira_get_register_move_cost instead of global ira_register_move_cost.
14574 (ira_costs): Don't call ira_init_register_move_cost.
14576 2009-04-16 Richard Guenther <rguenther@suse.de>
14578 * tree-cfg.c (verify_gimple_assign_binary):
14579 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14580 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14581 (create_general_new_stmt): Note that this function is broken.
14583 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14585 * common.opt (fhelp): Add Var(help_flag).
14586 * gcc-plugin.h (plugin_info): Add help.
14587 * plugin.c (plugin_name_args): Add help.
14588 (register_plugin_info): Set plugin->help.
14589 (print_help_one_plugin): New.
14590 (print_plugins_help): New.
14591 * plugin.h (print_plugins_help): New.
14592 * toplev.c (toplev_main): Call print_plugins_help if needed.
14594 2009-04-16 Richard Guenther <rguenther@suse.de>
14596 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14597 (gimple_ior_addresses_taken_1): New function.
14598 (gimple_ior_addresses_taken): Likewise.
14599 * gimple.h (struct gimple_statement_with_ops_base): Remove
14600 addresses_taken member.
14601 (gimple_ior_addresses_taken): Declare.
14602 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14603 gimple_set_addresses_taken): Remove.
14604 * ipa-reference.c (mark_address): New function.
14605 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14606 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14607 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14608 (gimple_add_to_addresses_taken): Remove.
14609 (get_tmr_operands): Call mark_address_taken.
14610 (get_asm_expr_operands): Likewise.
14611 (get_expr_operands): Likewise.
14612 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14613 (free_stmt_operands): Do not free it.
14614 * tree-ssa.c (delete_tree_ssa): Likewise.
14615 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14617 2009-04-16 Richard Guenther <rguenther@suse.de>
14619 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14620 (walk_stmt_load_store_ops): Likewise.
14621 * gimple.c (get_base_loadstore): New function.
14622 (walk_stmt_load_store_addr_ops): Likewise.
14623 (walk_stmt_load_store_ops): Likewise.
14624 * ipa-pure-const.c (check_op): Simplify.
14625 (check_load, check_store): New functions.
14626 (check_stmt): Use walk_stmt_load_store_ops.
14627 * ipa-reference.c (mark_load): Adjust signature.
14628 (mark_store): Likewise.
14629 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14631 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14633 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14634 (plugin_info): New.
14635 * opts.c (common_handle_option): Don't call print_version.
14636 * plugin.c (plugin_name_args): Add version.
14637 (register_plugin_info): New.
14638 (register_callback): Handle PLUGIN_INFO.
14639 (try_init_one_plugin): New.
14640 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14642 (finalize_one_plugin): New.
14643 (finalize_plugins): New.
14644 (print_one_plugin): New.
14645 (print_plugins_versions): New.
14646 * plugin.h (print_plugins_versions): New.
14647 (finalize_plugins): New.
14648 * toplev.c (compile_file): Don't call initialize_plugins.
14649 (print_version): Call print_plugins_versions.
14650 (toplev_main): Call initialize_plugins. Print version if needed.
14651 Call finalize_plugins.
14653 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14655 * common.opt (fversion): New.
14656 * gcc.c (print_version): New.
14657 (process_command): Don't print the version. Just set print_version.
14658 (main): Print version. Call subprocesses if print_version and
14659 verbose_flag are set.
14660 * opts.c (common_handle_option): Handle OPT_fversion.
14662 2009-04-16 Richard Guenther <rguenther@suse.de>
14663 Ira Rosen <irar@il.ibm.com>
14665 PR tree-optimization/39698
14666 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14667 type of the reduction variable. Only generate the def if
14670 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14671 make sure to first convert to an integer of the same precision.
14672 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14673 the type of the evolution correctly in computing the new
14674 induction variable base.
14676 2009-04-16 Richard Guenther <rguenther@suse.de>
14678 PR middle-end/39625
14679 * tree-cfg.c (make_blocks): Split statements with to-be
14680 abnormal SSA names on the lhs.
14682 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14684 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14685 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14686 * c-typeck.c (really_start_incremental_init): Likewise.
14687 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14688 (TARGET_INITIALIZER): Remove it.
14689 * target.h (struct target): Remove vector_opaque_p.
14690 * tree.c (build_opaque_vector_type): New.
14691 * tree.h (TYPE_VECTOR_OPAQUE): New.
14692 (build_opaque_vector_type): Declare.
14693 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14694 * config/rs6000/rs6000.c (build_opaque_vector_type,
14695 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14696 (rs6000_init_builtins): Use build_opaque_vector_type for
14697 opaque_V4SI_type_node.
14699 2009-04-15 Catherine Moore <clm@codesourcery.com>
14701 * debug.h (set_name): Declare.
14702 * dwarf2out.c (dwarf2out_set_name): Declare.
14703 (dwarf2_debug_hooks): Add set_name.
14704 (find_AT_string): New.
14705 (add_AT_string): Call find_AT_string.
14706 (dwarf2out_set_name): New.
14707 * cp/decl.c (grokdeclarator): Call set_name.
14708 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14709 * debug.c (do_nothing_debug_hooks): Likewise.
14710 * dbxout.c (dbx_debug_hooks): Likewise.
14711 * sdbout.c (sdb_debug_hooks): Likewise.
14713 2009-04-15 Michael Eager <eager@eagercon.com>
14715 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14716 reg for single-precision FPU.
14717 * config/rs6000/rs6000.md (movsi_internal1): Only for
14718 !TARGET_SINGLE_FPU.
14719 (movsi_internal1_single): New. Add pattern to move SI values to/from
14720 single-precision FP regs.
14722 2009-04-15 Richard Guenther <rguenther@suse.de>
14724 * omp-low.c (lower_rec_input_clauses): Build correct address
14726 (expand_omp_for_generic): Fix multiplication type.
14727 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14728 (generate_memset_zero): Fix types.
14729 * tree-profile.c (prepare_instrumented_value): Correctly
14732 2009-04-15 Ian Lance Taylor <iant@google.com>
14734 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14735 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14736 for -Wall and for -Wc++-compat.
14737 (c_common_post_options): For C++, set warn_enum_compare if not
14739 * c-tree.h (struct c_expr): Add field original_type.
14740 (build_external_ref): Update declaration.
14741 * c-parser.c (c_parser_braced_init): Set original_type.
14742 (c_parser_initelt): Likewise.
14743 (c_parser_expr_no_commas): Likewise.
14744 (c_parser_conditional_expression): Likewise.
14745 (c_parser_cast_expression): Likewise.
14746 (c_parser_unary_expression): Likewise. Pull setting of
14747 original_code to top of function.
14748 (c_parser_sizeof_expression): Set original_type.
14749 (c_parser_alignof_expression): Likewise.
14750 (c_parser_postfix_expression): Likewise. Pull setting of
14751 original_code to top of function.
14752 (c_parser_postfix_expression_after_paren_type): Set original_type.
14753 (c_parser_postfix_expression_after_primary): Likewise.
14754 (c_parser_expression): Likewise.
14755 * c-typeck.c (build_external_ref): Add type parameter. Change all
14757 (c_expr_sizeof_expr): Set original_type field.
14758 (parser_build_unary_op): Likewise.
14759 (parser_build_binary_op): Likewise. Optionally warn about
14760 comparisons of enums of different types.
14761 (digest_init): Set original_type field.
14762 (really_start_incremental_init): Likewise.
14763 (push_init_level, pop_init_level): Likewise.
14764 * doc/invoke.texi (Warning Options): -Wenum-compare now
14767 2009-04-15 Richard Guenther <rguenther@suse.de>
14769 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14770 out a necessary conversion.
14771 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14772 names we didn't value number.
14773 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14775 2009-04-15 Richard Guenther <rguenther@suse.de>
14777 PR tree-optimization/39764
14778 * tree-ssa-ccp.c (get_value): Canonicalize value with
14779 canonicalize_float_value.
14781 2009-04-15 Jan Hubicka <jh@suse.cz>
14783 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14784 Wrong version of patch.
14786 2009-04-15 Jan Hubicka <jh@suse.cz>
14788 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14790 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14792 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14793 our distinct integral and vector types.
14795 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14797 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14798 * init.c (build_vtbl_address): Remove call to assemble_external.
14800 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14802 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14803 output for other floating point modes.
14805 2009-04-14 Diego Novillo <dnovillo@google.com>
14807 * diagnostic.c (diagnostic_report_diagnostic): Do not
14808 warn about loaded plugins for DK_ERROR and DK_WARNING.
14809 * c-decl.c (declspecs_add_type): Move call to
14810 invoke_plugin_callbacks ...
14811 * c-parser.c (c_parser_declspecs): ... here.
14812 * plugin.c (dump_active_plugins): Tidy output.
14814 2009-04-14 Diego Novillo <dnovillo@google.com>
14815 Le-Chun Wu <lcwu@google.com>
14817 * configure.ac: Add --enable-plugin support.
14818 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14819 * Makefile.in (PLUGIN_H): Define.
14820 Export ENABLE_PLUGIN and GMPINC to site.exp.
14821 Add PLUGINLIBS to link command.
14822 Add/modify dependencies for plugin.o and files including plugin.h.
14824 * config.in: Regenerate.
14826 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14829 2009-04-14 Le-Chun Wu <lcwu@google.com>
14831 * tree-pass.h (register_one_dump_file): Add a prototype for
14832 register_one_dump_file.
14833 * toplev.c (compile_file): Call initialize_plugins.
14834 (do_compile): Call invoke_plugin_callbacks.
14835 (toplev_main): Call invoke_plugin_callbacks.
14836 * common.opt: Add -fplugin= and -fplugin-arg-.
14837 * gcc-plugin.h: New public header file for plugins to include.
14838 * plugin.c: New source file.
14839 * plugin.h: New internal header file.
14840 * passes.c (register_one_dump_file): Make it external.
14842 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14844 2009-04-14 Diego Novillo <dnovillo@google.com>
14846 * doc/plugins.texi: New.
14847 * doc/gccint.texi: Add reference to Plugins chapter.
14848 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14849 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14850 loaded plugins, if any.
14851 * timevar.def (TV_PLUGIN_INIT): Define.
14852 (TV_PLUGIN_RUN): Define.
14853 * plugin.c: Include timevar.h
14854 (plugins_active_p): New.
14855 (dump_active_plugins): New.
14856 (debug_active_plugins): New.
14858 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14860 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14862 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14864 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14866 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14867 the same as a minus without a shift.
14869 2009-04-14 Nick Clifton <nickc@redhat.com>
14871 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14872 comparisons with small integers will always produce a short
14875 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14878 2008-12-19 Diego Novillo <dnovillo@google.com>
14880 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14882 2009-04-14 Richard Guenther <rguenther@suse.de>
14884 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14886 (verify_gimple_assign_binary): Likewise. Handle shifts and
14888 (verify_gimple_phi): Print the mismatched argument position.
14889 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14891 (vect_update_init_of_dr): Likewise.
14892 * matrix-reorg.c (transform_access_sites): Do what the
14894 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14896 2009-04-13 Michael Eager <eager@eagercon.com>
14898 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14899 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14900 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14901 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14902 remove duplicate config
14904 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14906 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14907 file_name:line_number type locator of the call site.
14909 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14911 * genautomata.c: Put blank after comma.
14912 (automaton_decls): New.
14913 (struct unit_usage): Add comments to member next.
14914 (store_alt_unit_usage): Keep the list ordered.
14915 (unit_present_on_list_p, equal_alternatives_p): New.
14916 (check_regexp_units_distribution): Check units distribution
14917 correctness correctly.
14918 (main): Don't write automata if error is found. Return correct
14921 * config/m68k/cf.md (cfv4_ds): Remove.
14922 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14923 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14925 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14926 power4-load-ext, power4-store, power4-store-update,
14927 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14928 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14929 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14930 power4-sqrt, power4-isync): Modify reservation to make correct
14931 unit distribution to automata.
14933 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14934 power5-store-update, power5-two, power5-three, power5-lmul,
14935 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14937 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14939 * except.c (pass_set_nothrow_function_flags): Set name and add
14941 (set_nothrow_function_flags): Mention in the dump file when
14942 changing a function to nothrow.
14944 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14947 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14948 instead of unsigned long.
14950 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14952 * config/arm/arm.c (return_used_this_function): Remove.
14953 (arm_output_function_prologue): Remove use of
14954 return_used_this_function.
14955 (output_return_instruction): Replace use of
14956 return_used_this_function
14957 by cfun->machine->return_used_this_function.
14958 (arm_output_epilogue): Likewise.
14959 (arm_output_function_epilogue): Likewise.
14960 (thumb_unexpanded_epilogue): Likewise.
14961 * config/arm/arm.h (struct machine_function):
14962 New member return_used_this_function.
14964 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14966 * doc/install.texi: Correct description of default directory for
14967 --with-gxx-include-dir.
14969 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14971 * fold-const.c (build_range_check): Properly deal with enumeral and
14972 boolean base types.
14974 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14976 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14977 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14978 * params.h (MAX_GCSE_PASSES): Remove.
14979 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14980 in sequence. Remove ability to run multiple passes.
14981 (bypass_jumps): Report run as third CPROP pass.
14983 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14985 PR middle-end/39651
14986 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14987 when deciding whether the whole SEQUENCE can throw.
14989 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14992 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14993 offseted label references.
14995 2009-04-11 Jan Hubicka <jh@suse.cz>
14997 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14999 2009-04-11 Richard Guenther <rguenther@suse.de>
15001 PR middle-end/39732
15002 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15003 return variables as TREE_ADDRESSABLE.
15005 2009-04-11 Richard Guenther <rguenther@suse.de>
15007 PR tree-optimization/39713
15008 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15009 reference trees have SSA_NAME operands.
15011 2009-04-11 Richard Guenther <rguenther@suse.de>
15014 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15015 address expressions.
15017 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15019 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15020 match changes in Cygwin 1.7
15021 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15022 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15024 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15026 PR tree-optimization/39701
15027 * doc/invoke.texi (Optimization Options): Document change in
15028 meaning and initialization of -fdelete-null-pointer-checks.
15030 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15032 PR middle-end/39701
15033 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15035 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15038 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15040 2009-04-10 Chao-ying Fu <fu@mips.com>
15042 * doc/tm.texi (Instruction Output): Document
15043 TARGET_ASM_FINAL_POSTSCAN_INSN.
15044 * target.h (final_postscan_insn): New field in asm_out.
15045 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15046 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15047 * final.c (final_scan_insn): Call
15048 targetm.asm_out.final_postscan_insn after outputting
15049 an asm macro and a normal instruction.
15051 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15052 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15053 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15054 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15055 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15057 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15059 PR middle-end/39701
15060 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15061 variables as non-NULL even with -fdelete-null-pointer-checks.
15063 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15065 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15067 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15070 * config/i386/i386.c (classify_argument): Handle SCmode with
15071 (bit_offset % 64) != 0.
15073 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15075 * doc/invoke.texi (Optimize Options): Add cross-reference to
15076 -Q --help=optimizers examples.
15078 2009-04-10 Ben Elliston <bje@au.ibm.com>
15081 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15082 regalign for the reg == fpr and TDmode case.
15084 2009-04-09 David Ayers <ayers@fsfe.org>
15087 * objc/objc-act.c (warn_with_method): Remove helper function.
15088 (check_duplicates): Call warning and inform directly.
15089 (really_start_method): Likewise.
15091 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15093 * expmed.c (expand_divmod): Always use a comparison for a division
15094 by a large unsigned integer.
15096 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15097 for things others than variables or functions as nonzero.
15099 2009-04-09 Nick Clifton <nickc@redhat.com>
15101 * unwind-compat.c: Change copyright header to refer to version
15102 3 of the GNU General Public License with version 3.1 of the
15103 GCC Runtime Library Exception and to point readers at the
15104 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15105 * config/alpha/crtfastmath.c: Likewise.
15106 * config/alpha/linux-unwind.h: Likewise.
15107 * config/alpha/qrnnd.asm: Likewise.
15108 * config/alpha/vms-crt0-64.c: Likewise.
15109 * config/alpha/vms-crt0.c: Likewise.
15110 * config/alpha/vms-dwarf2.asm: Likewise.
15111 * config/alpha/vms-dwarf2eh.asm: Likewise.
15112 * config/alpha/vms-psxcrt0-64.c: Likewise.
15113 * config/alpha/vms-psxcrt0.c: Likewise.
15114 * config/alpha/vms_tramp.asm: Likewise.
15115 * config/arc/initfini.c: Likewise.
15116 * config/arc/lib1funcs.asm: Likewise.
15117 * config/arm/bpabi-v6m.S: Likewise.
15118 * config/arm/bpabi.S: Likewise.
15119 * config/arm/bpabi.c: Likewise.
15120 * config/arm/crti.asm: Likewise.
15121 * config/arm/crtn.asm: Likewise.
15122 * config/arm/ieee754-df.S: Likewise.
15123 * config/arm/ieee754-sf.S: Likewise.
15124 * config/arm/lib1funcs.asm: Likewise.
15125 * config/arm/libunwind.S: Likewise.
15126 * config/arm/linux-atomic.c: Likewise.
15127 * config/arm/mmintrin.h: Likewise.
15128 * config/arm/pr-support.c: Likewise.
15129 * config/arm/unaligned-funcs.c: Likewise.
15130 * config/arm/unwind-arm.c: Likewise.
15131 * config/arm/unwind-arm.h: Likewise.
15132 * config/avr/libgcc.S: Likewise.
15133 * config/bfin/crti.s: Likewise.
15134 * config/bfin/crtlibid.s: Likewise.
15135 * config/bfin/crtn.s: Likewise.
15136 * config/bfin/lib1funcs.asm: Likewise.
15137 * config/bfin/linux-unwind.h: Likewise.
15138 * config/cris/arit.c: Likewise.
15139 * config/cris/cris_abi_symbol.c: Likewise.
15140 * config/darwin-64.c: Likewise.
15141 * config/darwin-crt2.c: Likewise.
15142 * config/darwin-crt3.c: Likewise.
15143 * config/darwin.h: Likewise.
15144 * config/dbxelf.h: Likewise.
15145 * config/dfp-bit.c: Likewise.
15146 * config/dfp-bit.h: Likewise.
15147 * config/elfos.h: Likewise.
15148 * config/fixed-bit.c: Likewise.
15149 * config/fixed-bit.h: Likewise.
15150 * config/fp-bit.c: Likewise.
15151 * config/fp-bit.h: Likewise.
15152 * config/fr30/crti.asm: Likewise.
15153 * config/fr30/crtn.asm: Likewise.
15154 * config/fr30/lib1funcs.asm: Likewise.
15155 * config/freebsd-spec.h: Likewise.
15156 * config/frv/cmovd.c: Likewise.
15157 * config/frv/cmovh.c: Likewise.
15158 * config/frv/cmovw.c: Likewise.
15159 * config/frv/frvbegin.c: Likewise.
15160 * config/frv/frvend.c: Likewise.
15161 * config/frv/lib1funcs.asm: Likewise.
15162 * config/glibc-stdint.h: Likewise.
15163 * config/h8300/clzhi2.c: Likewise.
15164 * config/h8300/crti.asm: Likewise.
15165 * config/h8300/crtn.asm: Likewise.
15166 * config/h8300/ctzhi2.c: Likewise.
15167 * config/h8300/fixunssfsi.c: Likewise.
15168 * config/h8300/lib1funcs.asm: Likewise.
15169 * config/h8300/parityhi2.c: Likewise.
15170 * config/h8300/popcounthi2.c: Likewise.
15171 * config/i386/ammintrin.h: Likewise.
15172 * config/i386/att.h: Likewise.
15173 * config/i386/avxintrin.h: Likewise.
15174 * config/i386/biarch64.h: Likewise.
15175 * config/i386/bmmintrin.h: Likewise.
15176 * config/i386/cpuid.h: Likewise.
15177 * config/i386/cross-stdarg.h: Likewise.
15178 * config/i386/crtfastmath.c: Likewise.
15179 * config/i386/crtprec.c: Likewise.
15180 * config/i386/cygming-crtbegin.c: Likewise.
15181 * config/i386/cygming-crtend.c: Likewise.
15182 * config/i386/cygwin.asm: Likewise.
15183 * config/i386/emmintrin.h: Likewise.
15184 * config/i386/gmm_malloc.h: Likewise.
15185 * config/i386/gthr-win32.c: Likewise.
15186 * config/i386/i386.h: Likewise.
15187 * config/i386/immintrin.h: Likewise.
15188 * config/i386/linux-unwind.h: Likewise.
15189 * config/i386/linux64.h: Likewise.
15190 * config/i386/mm3dnow.h: Likewise.
15191 * config/i386/mmintrin-common.h: Likewise.
15192 * config/i386/mmintrin.h: Likewise.
15193 * config/i386/nmmintrin.h: Likewise.
15194 * config/i386/pmm_malloc.h: Likewise.
15195 * config/i386/pmmintrin.h: Likewise.
15196 * config/i386/smmintrin.h: Likewise.
15197 * config/i386/sol2-c1.asm: Likewise.
15198 * config/i386/sol2-ci.asm: Likewise.
15199 * config/i386/sol2-cn.asm: Likewise.
15200 * config/i386/sol2-gc1.asm: Likewise.
15201 * config/i386/tmmintrin.h: Likewise.
15202 * config/i386/unix.h: Likewise.
15203 * config/i386/w32-unwind.h: Likewise.
15204 * config/i386/wmmintrin.h: Likewise.
15205 * config/i386/x86-64.h: Likewise.
15206 * config/i386/x86intrin.h: Likewise.
15207 * config/i386/xmmintrin.h: Likewise.
15208 * config/ia64/crtbegin.asm: Likewise.
15209 * config/ia64/crtend.asm: Likewise.
15210 * config/ia64/crtfastmath.c: Likewise.
15211 * config/ia64/crti.asm: Likewise.
15212 * config/ia64/crtn.asm: Likewise.
15213 * config/ia64/fde-glibc.c: Likewise.
15214 * config/ia64/lib1funcs.asm: Likewise.
15215 * config/ia64/linux-unwind.h: Likewise.
15216 * config/ia64/quadlib.c: Likewise.
15217 * config/ia64/unwind-ia64.c: Likewise.
15218 * config/linux.h: Likewise.
15219 * config/m32c/m32c-lib1.S: Likewise.
15220 * config/m32c/m32c-lib2-trapv.c: Likewise.
15221 * config/m32c/m32c-lib2.c: Likewise.
15222 * config/m32r/initfini.c: Likewise.
15223 * config/m68hc11/larith.asm: Likewise.
15224 * config/m68hc11/m68hc11-crt0.S: Likewise.
15225 * config/m68k/cf.md: Likewise.
15226 * config/m68k/crti.s: Likewise.
15227 * config/m68k/crtn.s: Likewise.
15228 * config/m68k/lb1sf68.asm: Likewise.
15229 * config/m68k/linux-unwind.h: Likewise.
15230 * config/mcore/crti.asm: Likewise.
15231 * config/mcore/crtn.asm: Likewise.
15232 * config/mcore/lib1.asm: Likewise.
15233 * config/mips/linux-unwind.h: Likewise.
15234 * config/mips/loongson.h: Likewise.
15235 * config/mips/mips16.S: Likewise.
15236 * config/mmix/crti.asm: Likewise.
15237 * config/mmix/crtn.asm: Likewise.
15238 * config/pa/fptr.c: Likewise.
15239 * config/pa/hpux-unwind.h: Likewise.
15240 * config/pa/lib2funcs.asm: Likewise.
15241 * config/pa/linux-atomic.c: Likewise.
15242 * config/pa/linux-unwind.h: Likewise.
15243 * config/pa/milli64.S: Likewise.
15244 * config/pa/quadlib.c: Likewise.
15245 * config/pa/stublib.c: Likewise.
15246 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15247 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15248 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15249 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15250 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15251 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15252 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15253 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15254 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15255 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15256 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15257 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15258 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15259 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15260 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15261 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15262 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15263 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15264 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15265 * config/rs6000/750cl.h: Likewise.
15266 * config/rs6000/altivec.h: Likewise.
15267 * config/rs6000/biarch64.h: Likewise.
15268 * config/rs6000/crtresfpr.asm: Likewise.
15269 * config/rs6000/crtresgpr.asm: Likewise.
15270 * config/rs6000/crtresxfpr.asm: Likewise.
15271 * config/rs6000/crtresxgpr.asm: Likewise.
15272 * config/rs6000/crtsavfpr.asm: Likewise.
15273 * config/rs6000/crtsavgpr.asm: Likewise.
15274 * config/rs6000/darwin-asm.h: Likewise.
15275 * config/rs6000/darwin-fallback.c: Likewise.
15276 * config/rs6000/darwin-fpsave.asm: Likewise.
15277 * config/rs6000/darwin-ldouble.c: Likewise.
15278 * config/rs6000/darwin-tramp.asm: Likewise.
15279 * config/rs6000/darwin-unwind.h: Likewise.
15280 * config/rs6000/darwin-vecsave.asm: Likewise.
15281 * config/rs6000/darwin-world.asm: Likewise.
15282 * config/rs6000/e500crtres32gpr.asm: Likewise.
15283 * config/rs6000/e500crtres64gpr.asm: Likewise.
15284 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15285 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15286 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15287 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15288 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15289 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15290 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15291 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15292 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15293 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15294 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15295 * config/rs6000/eabi-ci.asm: Likewise.
15296 * config/rs6000/eabi-cn.asm: Likewise.
15297 * config/rs6000/eabi.asm: Likewise.
15298 * config/rs6000/linux-unwind.h: Likewise.
15299 * config/rs6000/linux64.h: Likewise.
15300 * config/rs6000/paired.h: Likewise.
15301 * config/rs6000/paired.md: Likewise.
15302 * config/rs6000/ppc64-fp.c: Likewise.
15303 * config/rs6000/ppu_intrinsics.h: Likewise.
15304 * config/rs6000/rs6000.h: Likewise.
15305 * config/rs6000/si2vmx.h: Likewise.
15306 * config/rs6000/sol-ci.asm: Likewise.
15307 * config/rs6000/sol-cn.asm: Likewise.
15308 * config/rs6000/spe.h: Likewise.
15309 * config/rs6000/spu2vmx.h: Likewise.
15310 * config/rs6000/sysv4.h: Likewise.
15311 * config/rs6000/tramp.asm: Likewise.
15312 * config/rs6000/vec_types.h: Likewise.
15313 * config/s390/linux-unwind.h: Likewise.
15314 * config/s390/tpf-unwind.h: Likewise.
15315 * config/score/crti.asm: Likewise.
15316 * config/score/crtn.asm: Likewise.
15317 * config/sh/crt1.asm: Likewise.
15318 * config/sh/crti.asm: Likewise.
15319 * config/sh/crtn.asm: Likewise.
15320 * config/sh/divtab-sh4-300.c: Likewise.
15321 * config/sh/divtab-sh4.c: Likewise.
15322 * config/sh/divtab.c: Likewise.
15323 * config/sh/lib1funcs-4-300.asm: Likewise.
15324 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15325 * config/sh/lib1funcs.asm: Likewise.
15326 * config/sh/lib1funcs.h: Likewise.
15327 * config/sh/linux-atomic.asm: Likewise.
15328 * config/sh/linux-unwind.h: Likewise.
15329 * config/sh/shmedia.h: Likewise.
15330 * config/sh/sshmedia.h: Likewise.
15331 * config/sh/ushmedia.h: Likewise.
15332 * config/sparc/crtfastmath.c: Likewise.
15333 * config/sparc/linux-unwind.h: Likewise.
15334 * config/sparc/sol2-c1.asm: Likewise.
15335 * config/sparc/sol2-ci.asm: Likewise.
15336 * config/sparc/sol2-cn.asm: Likewise.
15337 * config/spu/divmodti4.c: Likewise.
15338 * config/spu/divv2df3.c: Likewise.
15339 * config/spu/float_disf.c: Likewise.
15340 * config/spu/float_unsdidf.c: Likewise.
15341 * config/spu/float_unsdisf.c: Likewise.
15342 * config/spu/float_unssidf.c: Likewise.
15343 * config/spu/mfc_multi_tag_release.c: Likewise.
15344 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15345 * config/spu/mfc_tag_release.c: Likewise.
15346 * config/spu/mfc_tag_reserve.c: Likewise.
15347 * config/spu/mfc_tag_table.c: Likewise.
15348 * config/spu/multi3.c: Likewise.
15349 * config/spu/spu_internals.h: Likewise.
15350 * config/spu/spu_intrinsics.h: Likewise.
15351 * config/spu/spu_mfcio.h: Likewise.
15352 * config/spu/vec_types.h: Likewise.
15353 * config/spu/vmx2spu.h: Likewise.
15354 * config/stormy16/stormy16-lib2.c: Likewise.
15355 * config/svr4.h: Likewise.
15356 * config/sync.c: Likewise.
15357 * config/v850/lib1funcs.asm: Likewise.
15358 * config/vxlib-tls.c: Likewise.
15359 * config/vxlib.c: Likewise.
15360 * config/vxworks-dummy.h: Likewise.
15361 * config/xtensa/crti.asm: Likewise.
15362 * config/xtensa/crtn.asm: Likewise.
15363 * config/xtensa/ieee754-df.S: Likewise.
15364 * config/xtensa/ieee754-sf.S: Likewise.
15365 * config/xtensa/lib1funcs.asm: Likewise.
15366 * config/xtensa/lib2funcs.S: Likewise.
15367 * config/xtensa/linux-unwind.h: Likewise.
15368 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15369 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15370 * coretypes.h: Likewise.
15371 * crtstuff.c: Likewise.
15372 * defaults.h: Likewise.
15373 * dwarf2.h: Likewise.
15374 * emutls.c: Likewise.
15375 * gbl-ctors.h: Likewise.
15376 * gcov-io.h: Likewise.
15377 * ginclude/float.h: Likewise.
15378 * ginclude/iso646.h: Likewise.
15379 * ginclude/stdarg.h: Likewise.
15380 * ginclude/stdbool.h: Likewise.
15381 * ginclude/stddef.h: Likewise.
15382 * ginclude/stdfix.h: Likewise.
15383 * ginclude/stdint-gcc.h: Likewise.
15384 * ginclude/tgmath.h: Likewise.
15385 * gthr-aix.h: Likewise.
15386 * gthr-dce.h: Likewise.
15387 * gthr-gnat.c: Likewise.
15388 * gthr-gnat.h: Likewise.
15389 * gthr-lynx.h: Likewise.
15390 * gthr-mipssde.h: Likewise.
15391 * gthr-nks.h: Likewise.
15392 * gthr-posix.c: Likewise.
15393 * gthr-posix.h: Likewise.
15394 * gthr-posix95.h: Likewise.
15395 * gthr-rtems.h: Likewise.
15396 * gthr-single.h: Likewise.
15397 * gthr-solaris.h: Likewise.
15398 * gthr-tpf.h: Likewise.
15399 * gthr-vxworks.h: Likewise.
15400 * gthr-win32.h: Likewise.
15401 * gthr.h: Likewise.
15402 * libgcc2.c: Likewise.
15403 * libgcc2.h: Likewise.
15404 * libgcov.c: Likewise.
15405 * tsystem.h: Likewise.
15406 * typeclass.h: Likewise.
15407 * unwind-c.c: Likewise.
15408 * unwind-compat.h: Likewise.
15409 * unwind-dw2-fde-compat.c: Likewise.
15410 * unwind-dw2-fde-darwin.c: Likewise.
15411 * unwind-dw2-fde-glibc.c: Likewise.
15412 * unwind-dw2-fde.c: Likewise.
15413 * unwind-dw2-fde.h: Likewise.
15414 * unwind-dw2.c: Likewise.
15415 * unwind-dw2.h: Likewise.
15416 * unwind-generic.h: Likewise.
15417 * unwind-pe.h: Likewise.
15418 * unwind-sjlj.c: Likewise.
15419 * unwind.inc: Likewise.
15420 * config/arm/neon-gen.ml: Change generated copyright header to
15421 refer to version 3 of the GNU General Public License with
15422 version 3.1 of the GCC Runtime Library Exception and to point
15423 readers at the COPYING3 and COPYING3.RUNTIME files and the
15424 FSF's license web page.
15425 * config/arm/arm_neon.h: Regenerate.
15427 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15429 * config/cris/cris.md: Change copyright header to refer to version
15430 3 of the GNU General Public License.
15431 * doc/install.texi2html: Change copyright header to refer to version
15432 3 of the GNU General Public License and to point readers at the
15433 COPYING3 file and the FSF's license web page.
15434 * config/vax/linux.h: Likewise.
15436 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15438 * config/i386/i386.md (cmpcc): New.
15439 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15440 (sync_compare_and_swap_cc*): Delete.
15442 * config/s390/s390.c (s390_compare_emitted): Remove.
15443 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15444 s390_compare_emitted used to be handled. Assert that modes match.
15445 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15446 refer to sync_compare_and_swap_ccsi.
15447 * config/s390/s390.h (s390_compare_emitted): Remove.
15448 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15449 instead of s390_compare_emitted.
15450 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15451 instead of s390_compare_emitted.
15452 * config/s390/s390.md (cmpcc): New.
15453 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15454 CC_REGNUM, do not pretend it's set.
15455 (sync_compare_and_swap_cc*): Delete.
15456 * config/s390/predicates.md (cc_reg_operand): New.
15458 * expr.c (sync_compare_and_swap_cc): Delete.
15459 * optabs.h (sync_compare_and_swap_cc): Delete.
15460 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15461 is being used with can_compare_p.
15462 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15463 (find_cc_set): New.
15464 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15465 look for a MODE_CC set instead. Use emit_store_flag.
15466 (expand_compare_and_swap_loop): Likewise, with some additional
15467 complication to avoid a force_reg when useless. Use
15468 emit_cmp_and_jump_insns.
15469 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15470 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15471 sync_compare_and_swap documentation.
15473 2009-04-09 Jan Hubicka <jh@suse.cz>
15475 * except.c (find_prev_try): Break out from ....
15476 (duplicate_eh_regions): ... here; properly update prev_try pointers
15477 when duplication part of tree.
15478 (dump_eh_tree): Improve dumping.
15479 (verify_eh_region): New.
15480 (verify_eh_tree): Use it.
15482 2009-04-06 Richard Guenther <rguenther@suse.de>
15484 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15485 &ARRAY addresses by adjusting their types and prepending
15487 * tree-cfg.c (verify_gimple_assign_single): Verify that
15488 addresses are correct.
15490 2009-04-09 Richard Guenther <rguenther@suse.de>
15492 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15493 indices into an array reference if possible.
15494 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15495 Fold POINTER_PLUS_EXPR statements with invariant address.
15497 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15500 * config.gcc (powerpc64-*-linux*): Always build biarch.
15502 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15505 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15506 it and pedwarn if this results in an INTEGER_CST.
15508 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15510 * doc/install.texi: Update minimum GMP version. Remove obsolete
15511 text in MPFR section.
15513 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15515 * dwarf2out.c (class_scope_p): New static inline.
15516 (class_or_namespace_scope_p): Use it.
15517 (gen_variable_die): Use DW_TAG_member tag for static data member
15518 declarations instead of DW_TAG_variable.
15520 PR middle-end/39573
15521 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15524 2009-04-08 Richard Guenther <rguenther@suse.de>
15526 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15527 valueize random data.
15529 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15531 * config.gcc (aix tm_file): Add aix-stdint.h.
15532 (aix tm clause use_gcc_stdint): Set to wrap.
15533 * config/rs6000/aix-stdint.h: New file.
15535 2009-04-08 Richard Guenther <rguenther@suse.de>
15537 PR middle-end/36291
15538 * tree-dfa.c (add_referenced_var): Do not recurse into
15539 global initializers.
15540 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15542 (fold_const_aggregate_ref): Likewise.
15544 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15546 * recog.c (ordered_comparison_operator): New.
15547 * gensupport.c (std_preds): Add it.
15548 * doc/md.texi (Machine-Independent Predicates): Document it.
15550 2009-04-08 Jan Hubicka <jh@suse.cz>
15552 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15553 * function.h (rtl_eh): Remove exception_handler_label_map.
15554 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15555 remove_exception_handler_label, for_each_eh_label_1): Remove.
15556 (rtl_remove_unreachable_regions): Remove.
15557 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15558 (find_exception_handler_labels): Don't build the hashtable.
15559 (maybe_remove_eh_handler): Remove.
15560 (for_each_eh_label): Rewrite to walk the tree.
15561 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15562 * except.h (maybe_remove_eh_handler): Remove.
15563 * passes.c (init_optimization_passes): Schedule second EH cleanup
15565 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15566 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15568 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15570 * genoutput.c (validate_optab_operands): New.
15571 (gen_insn, gen_expand): Call it.
15573 * genflags.c (gen_insn): Detect misused iterators.
15574 (main): Pass line_no to gen_insn, exit with status 1 on error.
15576 * genextract.c (line_no): Make global.
15577 (VEC_safe_set_locstr): Change assertion to error message.
15578 (main): Exit with status 1 on error.
15580 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15584 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15585 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15586 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15587 * c-convert.c (convert): Do not call fold on results of conversion
15588 functions when the result is a C_MAYBE_CONST_EXPR.
15589 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15590 of __builtin_choose_expr.
15591 * c-typeck.c (remove_c_maybe_const_expr): New.
15592 (build_unary_op, build_conditional_expr, build_compound_expr,
15593 build_binary_op, c_objc_common_truthvalue_conversion): Call
15594 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15597 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15599 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15600 CODE to produce a new one. Add a prototype to use fold_convert_const
15602 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15605 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15606 mix declarations and code.
15608 2009-04-08 Ben Elliston <bje@au.ibm.com>
15610 * gcc.c: Replace `CC' with `GCC' throughout.
15612 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15614 * doc/invoke.texi: Document Atom support.
15616 2009-04-07 Jason Merrill <jason@redhat.com>
15619 * c-common.h, c-common.c: Add flag_pretty_templates.
15620 * c-opts.c (c_common_handle_option): Set it.
15621 * c.opt: Add -fno-pretty-templates.
15622 * doc/invoke.texi (C++ Dialect Options): Likewise.
15624 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15626 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15627 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15628 (ia64_expand_builtin): Likewise.
15630 2009-04-07 Martin Jambor <mjambor@suse.cz>
15632 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15633 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15634 ADDR_EXPRS are include too.
15636 2009-04-07 Richard Guenther <rguenther@suse.de>
15638 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15639 decls are only used if passes as parameters or if they are
15640 local statics and the call is not to a builtin.
15641 (call_may_clobber_ref_p_1): Likewise.
15643 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15645 * expr.c (do_store_flag): Remove last argument. Simplify code
15646 to avoid duplication of tests already done by can_compare_p.
15647 (expand_expr_real_1): Adjust caller.
15649 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15651 * optabs.c (can_compare_p): Test the predicate of a
15652 cbranch and cstore pattern.
15654 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15656 * expr.c (convert_move): Use emit_store_flag instead of
15659 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15661 * config/i386/i386.c (ix86_compare_emitted): Remove.
15662 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15663 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15664 * config/i386/i386.h (ix86_compare_emitted): Remove.
15665 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15666 instead of ix86_compare_emitted.
15667 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15669 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15671 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15672 Add t-sysroot-suffix to tmake_file.
15673 * config/print-sysroot-suffix.sh: New file.
15674 * config/t-sysroot-suffix: New file.
15676 2009-04-07 Ben Elliston <bje@au.ibm.com>
15678 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15679 as the latter produces a warning when the target does not support
15682 2009-04-07 Ben Elliston <bje@au.ibm.com>
15684 * dfp.c: Replace type punning assignments with memcpy throughout.
15685 * Makefile.in (dfp.o-warn): Remove.
15687 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15690 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15691 Include soft-fp/t-softfp after rs6000/t-linux64.
15693 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15695 * stor-layout.c (set_sizetype): Use the full precision of their
15696 machine mode for bitsize types.
15698 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15700 * config/i386/i386.md: Revert 2 accidental checkins.
15702 2009-04-06 Joey Ye <joey.ye@intel.com>
15703 Xuepeng Guo <xuepeng.guo@intel.com>
15704 H.J. Lu <hongjiu.lu@intel.com>
15706 Atom pipeline model, tuning and insn selection.
15707 * config.gcc (atom): Add atom config options and target.
15709 * config/i386/atom.md: New.
15711 * config/i386/i386.c (atom_cost): New cost.
15712 (m_ATOM): New macro flag.
15713 (initial_ix86_tune_features): Set m_ATOM.
15714 (x86_accumulate_outgoing_args): Likewise.
15715 (x86_arch_always_fancy_math_387): Likewise.
15716 (processor_target): Add Atom cost.
15717 (cpu_names): Add Atom cpu name.
15718 (override_options): Set Atom ISA.
15719 (ix86_issue_rate): New case PROCESSOR_ATOM.
15720 (ix86_adjust_cost): Likewise.
15722 * config/i386/i386.h (TARGET_ATOM): New target macro.
15723 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15724 (TARGET_OPT_AGU): New target option.
15725 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15726 (processor_type): Add PROCESSOR_ATOM.
15728 * config/i386/i386.md (cpu): Add new value "atom".
15729 (use_carry, movu): New attr.
15730 (atom.md): Include atom.md.
15731 (adddi3_carry_rex64): Set attr "use_carry".
15732 (addqi3_carry): Likewise.
15733 (addhi3_carry): Likewise.
15734 (addsi3_carry): Likewise.
15735 (*addsi3_carry_zext): Likewise.
15736 (subdi3_carry_rex64): Likewise.
15737 (subqi3_carry): Likewise.
15738 (subhi3_carry): Likewise.
15739 (subsi3_carry): Likewise.
15740 (x86_movdicc_0_m1_rex64): Likewise.
15741 (*x86_movdicc_0_m1_se): Likewise.
15742 (x86_movsicc_0_m1): Likewise.
15743 (*x86_movsicc_0_m1_se): Likewise.
15744 (*adddi_1_rex64): Emit add insn as much as possible.
15745 (*addsi_1): Likewise.
15746 (return_internal): Set atom_unit.
15747 (return_internal_long): Likewise.
15748 (return_pop_internal): Likewise.
15749 (*rcpsf2_sse): Set atom_sse_attr attr.
15750 (*qrt<mode>2_sse): Likewise.
15751 (*prefetch_sse): Likewise.
15753 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15755 (ix86_target_macros_internal): Likewise.
15757 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15758 (*prefetch_sse_rex): Likewise.
15759 (sse_rcpv4sf2): Likewise.
15760 (sse_vmrcpv4sf2): Likewise.
15761 (sse_sqrtv4sf2): Likewise.
15762 (<sse>_vmsqrt<mode>2): Likewise.
15763 (sse_ldmxcsr): Likewise.
15764 (sse_stmxcsr): Likewise.
15765 (*sse_sfence): Likewise.
15766 (sse2_clflush): Likewise.
15767 (*sse2_mfence): Likewise.
15768 (*sse2_lfence): Likewise.
15769 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15770 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15771 (avx_movdqu<avxmodesuffix>): Likewise.
15772 (avx_lddqu<avxmodesuffix>): Likewise.
15773 (sse2_movntv2di): Change attr "type" to "ssemov".
15774 (sse2_movntsi): Likewise.
15775 (rsqrtv8sf2): Change attr "type" to "sseadd".
15776 (sse3_addsubv2df3): Set attr "atom_unit".
15777 (sse3_h<plusminus_insn>v4sf3): Likewise.
15778 (*sse2_pmaddwd): Likewise.
15779 (*vec_extractv2di_1_rex64): Likewise.
15780 (*vec_extractv2di_1_avx): Likewise.
15781 (sse2_psadbw): Likewise.
15782 (ssse3_phaddwv8hi3): Likewise.
15783 (ssse3_phaddwv4hi3): Likewise.
15784 (ssse3_phadddv4si3): Likewise.
15785 (ssse3_phadddv2si3): Likewise.
15786 (ssse3_phaddswv8hi3): Likewise.
15787 (ssse3_phaddswv4hi3): Likewise.
15788 (ssse3_phsubwv8hi3): Likewise.
15789 (ssse3_phsubwv4hi3): Likewise.
15790 (ssse3_phsubdv4si3): Likewise.
15791 (ssse3_phsubdv2si3): Likewise.
15792 (ssse3_phsubswv8hi3): Likewise.
15793 (ssse3_phsubswv4hi3): Likewise.
15794 (ssse3_pmaddubsw128): Likewise.
15795 (sse3_pmaddubsw: Likewise.
15796 (ssse3_palignrti): Likewise.
15797 (ssse3_palignrdi): Likewise.
15799 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15801 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15803 2009-04-06 Richard Guenther <rguenther@suse.de>
15805 PR tree-optimization/28868
15806 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15807 of which PHI results we inserted.
15808 (insert_into_preds_of_block): Record inserted PHIs.
15809 (eliminate): Eliminate redundant PHI nodes.
15810 (init_pre): Init inserted_phi_names.
15812 2009-04-06 Richard Guenther <rguenther@suse.de>
15814 PR tree-optimization/39643
15815 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15816 IMAGPART_EXPRs of complex constants.
15817 (execute_fold_all_builtins): If we folded a call queue
15818 TODO_update_address_taken.
15820 2009-04-06 Jan Hubicka <jh@suse.cz>
15822 PR middle-end/39659
15823 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15826 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15828 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15830 (ic_invalidate_array): Likewise.
15832 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15834 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15835 alignment for library calls.
15837 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15839 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15840 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15841 * config/i386/mingw-stdint.h: New file.
15843 2009-04-05 Richard Guenther <rguenther@suse.de>
15845 PR tree-optimization/39648
15846 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15847 our &A vs. &A[0] IL deficiencies.
15849 2009-04-04 Jan Hubicka <jh@suse.cz>
15851 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15852 removed toplevel regions.
15853 (sjlj_mark_call_sites): Likewise.
15855 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15857 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15858 (cygwin tm clause use_gcc_stdint): Set to wrap.
15859 * config/i386/cygwin-stdint.h: New file.
15861 2009-04-04 Richard Guenther <rguenther@suse.de>
15863 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15864 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15865 single-argument PHIs if we are in loop-closed SSA form.
15866 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15867 for the pre-condition.
15868 (slpeel_tree_peel_loop_to_edge): Likewise.
15869 (vect_build_loop_niters): Take an optional sequence to append stmts.
15870 (vect_generate_tmps_on_preheader): Likewise.
15871 (vect_do_peeling_for_loop_bound): Take extra guards for the
15873 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15874 the cost model check.
15875 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15876 guards if we are going to peel. Do not apply versioning in that case.
15877 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15878 (vect_do_peeling_for_loop_bound): Likewise.
15879 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15880 loop bound only record extra pre-conditions, do not apply loop
15883 2009-04-04 Richard Guenther <rguenther@suse.de>
15885 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15888 2009-04-04 Jan Hubicka <jh@suse.cz>
15890 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15891 last_basic_block for size of bb->index indexed array.
15892 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15893 compute_out, link_btr_uses, build_btr_def_use_webs,
15894 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15896 2009-04-04 Jan Hubicka <jh@suse.cz>
15898 * except.c (remove_eh_handler_and_replace): Break out from ...
15899 (remove_eh_handler): ... here.
15900 (bring_to_root): New function.
15901 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15902 handled ones, bring others to root of tree.
15904 2009-04-04 Jan Hubicka <jh@suse.cz>
15906 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15907 (all_phis_safe_to_merge): New function.
15908 (update_info): New structure.
15909 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15910 (cleanup_empty_eh): Update SSA if possible.
15912 2009-04-04 Richard Guenther <rguenther@suse.de>
15914 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15915 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15916 (append_vuse): Likewise.
15918 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15920 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15921 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15922 instead of REG_UNSAVED for DW_CFA_undefined.
15923 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15924 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15927 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15930 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15931 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15932 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15934 2009-04-04 Richard Guenther <rguenther@suse.de>
15936 PR tree-optimization/8781
15937 PR tree-optimization/37892
15938 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15939 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15940 (valueize_refs): Call it for *& valueizations.
15941 (shared_reference_ops_from_ref): Rename to ...
15942 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15943 (shared_reference_ops_from_call): Rename to ...
15944 (valueize_shared_reference_ops_from_call): ... this and valueize.
15945 (vn_reference_lookup): Update.
15946 (visit_reference_op_call): Likewise.
15947 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15948 (eliminate): Value-replace the call address in call statements.
15950 2009-04-04 Richard Guenther <rguenther@suse.de>
15952 PR tree-optimization/39636
15953 * tree-ssa-forwprop.c
15954 (forward_propagate_addr_into_variable_array_index): Check for
15955 GIMPLE_ASSIGN before accessing the rhs code.
15957 2009-04-03 Jason Merrill <jason@redhat.com>
15959 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15961 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15963 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15964 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15965 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15966 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15967 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15968 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15969 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15970 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15971 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15972 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15973 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15974 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15975 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15976 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15977 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15978 Use fr_reg_or_fp01_operand instead of fr_register_operand
15980 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15981 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15982 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15984 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15986 PR rtl-optimization/39607
15987 PR rtl-optimization/39631
15991 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15992 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15993 instead of DF_LR_OUT.
15994 * ira-lives.c (process_bb_node_lives): Ditto.
15995 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15996 instead of DF_LR_{OUT,IN}.
15997 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15998 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16000 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16002 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16003 (execute_lower_omp): Always run but take the short way out if -fopenmp
16005 (gate_lower_omp): Remove, forcing the pass manager to always run the
16006 pass and always set PROP_gimple_lomp.
16007 (pass_lower_omp): Remove gate function.
16008 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16009 PROP_trees. Instead, require it.
16010 * ipa-cp.c (pass_ipa_cp): Likewise.
16011 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16012 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16013 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16014 and PROP_gimple_leh.
16016 2009-04-03 Richard Guenther <rguenther@suse.de>
16018 PR middle-end/13146
16019 PR tree-optimization/23940
16020 PR tree-optimization/33237
16021 PR middle-end/33974
16022 PR middle-end/34093
16023 PR tree-optimization/36201
16024 PR tree-optimization/36230
16025 PR tree-optimization/38049
16026 PR tree-optimization/38207
16027 PR tree-optimization/38230
16028 PR tree-optimization/38301
16029 PR tree-optimization/38585
16030 PR middle-end/38895
16031 PR tree-optimization/38985
16032 PR tree-optimization/39299
16033 * tree-ssa-structalias.h: Remove.
16034 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16035 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16036 (struct vuse_element_d): Remove.
16037 (struct vuse_vec_d): Likewise.
16038 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16039 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16040 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16041 VUSE_ELEMENT_VAR): Likewise.
16042 (struct voptype_d): Likewise.
16043 (NUM_VOP_FREE_BUCKETS): Likewise.
16044 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16045 (struct stmt_operands_d): Remove.
16046 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16047 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16048 VDEF_NUM, VDEF_VECT): Likewise.
16049 (copy_virtual_operands): Remove.
16050 (operand_build_cmp): Likewise.
16051 (create_ssa_artificial_load_stmt): Likewise.
16052 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16053 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16054 vuse_index and mayuse_index members. Pack and move done and iter_type
16055 members to the front.
16056 (SSA_OP_VMAYUSE): Remove.
16057 (SSA_OP_VIRTUAL_USES): Adjust.
16058 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16059 (unlink_stmt_vdef): Declare.
16060 (add_to_addressable_set): Remove.
16061 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16062 (vrp_visit_stmt): Likewise.
16063 * doc/tree-ssa.texi (Alias analysis): Update.
16064 * doc/invoke.texi (max-aliased-vops): Remove docs.
16065 (avg-aliased-vops): Likewise.
16066 * tree-into-ssa.c (syms_to_rename): Remove.
16067 (need_to_update_vops_p): Likewise.
16068 (need_to_initialize_update_ssa_p): Rename to ...
16069 (update_ssa_initialized_fn): ... this. Track function we are
16071 (symbol_marked_for_renaming): Simplify.
16072 (add_new_name_mapping): Do not set need_to_update_vops_p.
16073 (dump_currdefs): Use SYMS_TO_RENAME.
16074 (rewrite_update_stmt): Always walk all uses/defs.
16075 (dump_update_ssa): Adjust.
16076 (init_update_ssa): Take function argument. Track what we are
16078 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16079 (create_new_def_for): Initialize for cfun, assert we are initialized
16081 (mark_sym_for_renaming): Simplify.
16082 (mark_set_for_renaming): Do not initialize update-ssa.
16083 (need_ssa_update_p): Simplify. Take function argument.
16084 (name_mappings_registered_p): Assert we ask for the correct function.
16085 (name_registered_for_update_p): Likewise.
16086 (ssa_names_to_replace): Likewise.
16087 (release_ssa_name_after_update_ssa): Likewise.
16088 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16089 (dump_decl_set): Do not print a newline.
16090 (debug_decl_set): Do it here.
16091 (dump_update_ssa): And here.
16092 * tree-ssa-loop-im.c (move_computations): Adjust.
16093 (movement_possibility): Likewise.
16094 (determine_max_movement): Likewise.
16095 (gather_mem_refs_stmt): Likewise.
16096 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16097 or NAME_MEMORY_TAG.
16098 * tree-complex.c (update_all_vops): Remove.
16099 (expand_complex_move): Adjust.
16100 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16101 Simplify test for memory referencing statement. Exclude
16102 non-invariant ADDR_EXPRs.
16103 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16104 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16105 (rdg_flag_uses): Likewise.
16106 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16108 (tree_optimize_tail_calls_1): Also split the
16109 edge from the entry block if we have degenerate PHI nodes in
16110 the first basic block.
16111 * tree.c (init_ttree): Remove memory-tag related code.
16112 (tree_code_size): Likewise.
16113 (tree_node_structure): Likewise.
16114 (build7_stat): Re-write to be build6_stat.
16115 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16116 (SSA_VAR_P): Adjust.
16117 (struct tree_memory_tag): Remove.
16118 (struct tree_memory_partition_tag): Likewise.
16119 (union tree_node): Adjust.
16120 (build7): Re-write to be build6.
16121 * tree-pass.h (pass_reset_cc_flags): Remove.
16122 (TODO_update_address_taken): New flag.
16123 (pass_simple_dse): Remove.
16124 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16125 * params.h (MAX_ALIASED_VOPS): Remove.
16126 (AVG_ALIASED_VOPS): Likewise.
16127 * omp-low.c (expand_omp_taskreg): Update SSA form.
16128 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16129 aliases the lhs in a copy stmt.
16130 * tree-ssa-dse.c (struct address_walk_data): Remove.
16131 (memory_ssa_name_same): Likewise.
16132 (memory_address_same): Likewise.
16133 (get_kill_of_stmt_lhs): Likewise.
16134 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16135 unused stores. Look through PHI nodes into post-dominated regions.
16136 (dse_optimize_stmt): Simplify. Properly remove stores.
16137 (tree_ssa_dse): Compute dominators.
16138 (execute_simple_dse): Remove.
16139 (pass_simple_dse): Likewise.
16140 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16141 gimple_loaded_syms and gimple_stored_syms computation.
16142 * toplev.c (dump_memory_report): Dump alias and pta stats.
16143 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16144 (vn_reference_eq): Likewise.
16145 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16146 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16147 valueize_vuses): Remove.
16148 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16149 (get_def_ref_stmt_vuse): ... this.
16150 (vn_reference_lookup_2): New function.
16151 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16152 walking equivalent vuses. Simplify.
16153 (vn_reference_lookup): Likewise.
16154 (vn_reference_insert): Likewise.
16155 (vn_reference_insert_pieces): Likewise.
16156 (visit_reference_op_call): Simplify.
16157 (visit_reference_op_load): Likewise.
16158 (visit_reference_op_store): Likewise.
16159 (init_scc_vn): Remove shared_lookup_vuses initialization.
16160 (free_scc_vn): Remove shared_lookup_vuses freeing.
16161 (sort_vuses, sort_vuses_heap): Remove.
16162 (get_ref_from_reference_ops): Export.
16163 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16164 vector with single vuse pointer.
16165 (vn_reference_lookup_pieces, vn_reference_lookup,
16166 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16167 (shared_vuses_from_stmt): Remove.
16168 (get_ref_from_reference_ops): Declare.
16169 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16170 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16171 memory-tag related code.
16172 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16173 (likely_value): Add comment, skip static-chain of call statements.
16174 (surely_varying_stmt_p): Adjust.
16175 (gimplify_and_update_call_from_tree): Likewise.
16176 (execute_fold_all_builtins): Do not rebuild alias info.
16177 (gimplify_and_update_call_from_tree): Properly update VOPs.
16178 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16179 (copy_ref_info): Remove memory-tag related code.
16180 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16181 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16182 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16184 * tree-ssa-dom.c (gimple_p): Remove typedef.
16185 (eliminate_redundant_computations): Adjust.
16186 (record_equivalences_from_stmt): Likewise.
16187 (avail_expr_hash): Likewise.
16188 (avail_expr_eq): Likewise.
16189 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16190 (stmt_makes_single_load): Likewise.
16191 (stmt_makes_single_store): Likewise.
16192 * tree-ssa-alias.c: Rewrite completely.
16193 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16194 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16195 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16196 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16197 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16198 Remove public functions.
16199 (pass_reset_cc_flags): Remove.
16200 (pass_build_alias): Move ...
16201 * tree-ssa-structalias.c (pass_build_alias): ... here.
16202 * tree-ssa-alias.c (may_be_aliased): Move ...
16203 * tree-flow-inline.h (may_be_aliased): ... here.
16204 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16205 count_uses_and_derefs): Move ...
16206 * gimple.c: ... here.
16207 * gimple.h (count_uses_and_derefs): Declare.
16208 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16209 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16210 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16211 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16212 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16213 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16214 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16216 * tree-dfa.c (refs_may_alias_p): Move ...
16217 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16218 * tree-ssa-alias.h: New file.
16219 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16220 (statement_sink_location): Likewise.
16221 * opts.c (decode_options): Do not adjust max-aliased-vops or
16222 avg-aliased-vops values.
16223 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16224 (TV_CALL_CLOBBER): Likewise.
16225 (TV_FLOW_SENSITIVE): Likewise.
16226 (TV_FLOW_INSENSITIVE): Likewise.
16227 (TV_MEMORY_PARTITIONING): Likewise.
16228 (TV_ALIAS_STMT_WALK): New timevar.
16229 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16230 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16231 (get_address_description): Remove memory-tag related code.
16232 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16233 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16234 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16235 and immediate uses in statements. Document.
16236 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16237 (dump_symbols): Remove.
16238 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16239 * alias.c (get_deref_alias_set): New function split out from ...
16240 (get_alias_set): ... here.
16241 * alias.h (get_deref_alias_set): Declare.
16242 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16243 type parameter. Remove restrict pointer handling. Create a
16244 ref-all pointer in case type-based alias sets do not conflict.
16245 (vect_analyze_data_refs): Remove SMT related code.
16246 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16247 (vectorizable_load): Likewise.
16248 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16249 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16250 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16251 Ignore vops and SMTs.
16252 (dr_analyze_alias): Likewise..
16253 (free_data_ref): Likewise.
16254 (create_data_ref): Likewise.
16255 (analyze_all_data_dependences): Likewise.
16256 (get_references_in_stmt): Adjust.
16257 * tree-flow-inline.h (gimple_aliases_computed_p,
16258 gimple_addressable_vars, gimple_call_clobbered_vars,
16259 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16260 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16261 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16262 gimple_mem_ref_stats): Remove.
16263 (gimple_vop): New function.
16264 (op_iter_next_use): Remove vuses and mayuses cases.
16265 (op_iter_next_def): Remove vdefs case.
16266 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16267 (clear_and_done_ssa_iter): Do not set removed fields.
16268 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16269 Assert we are not iterating over vuses or vdefs if not also
16270 iterating over uses or defs.
16271 (op_iter_init_use): Likewise.
16272 (op_iter_init_def): Likewise.
16273 (op_iter_next_vdef): Remove.
16274 (op_iter_next_mustdef): Likewise.
16275 (op_iter_init_vdef): Likewise.
16276 (compare_ssa_operands_equal): Likewise.
16277 (link_use_stmts_after): Handle vuse operand.
16278 (is_call_used): Use is_call_clobbered.
16279 (is_call_clobbered): Global variables are always call clobbered,
16280 query the call-clobbers bitmap.
16281 (mark_call_clobbered): Ignore global variables.
16282 (clear_call_clobbered): Likewise.
16283 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16284 virtual operands sanity check.
16285 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16287 (TARGET_MEM_REF): Remove TMR_TAG operand.
16288 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16289 Remove call-clobber related code.
16290 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16291 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16292 partitions or escape reason.
16293 (get_single_def_stmt, get_single_def_stmt_from_phi,
16294 get_single_def_stmt_with_phi): Remove.
16295 (dump_referenced_vars): Tidy.
16296 (get_ref_base_and_extent): Allow bare decls.
16297 (collect_dfa_stats): Adjust.
16298 * graphite.c (rename_variables_in_stmt): Adjust.
16299 (graphite_copy_stmts_from_block): Likewise.
16300 (translate_clast): Likewise.
16301 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16303 (translate_vuse_through_block): Use the oracle.
16304 (phi_translate_1): Adjust.
16305 (value_dies_in_block_x): Use the oracle. Cache the outcome
16307 (valid_in_sets): Check if the VUSE for
16308 a REFERENCE is available.
16309 (eliminate): Do not remove stmts during elimination,
16310 instead queue and remove them afterwards.
16311 (do_pre): Do not rebuild alias info.
16312 (pass_pre): Run TODO_rebuild_alias before PRE.
16313 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16314 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16315 (mark_all_v_defs_stmt): Remove.
16316 (mark_all_v_defs_seq): Adjust.
16317 (sra_replace): Likewise.
16318 (scalarize_use): Likewise.
16319 (scalarize_copy): Likewise.
16320 (scalarize_init): Likewise.
16321 (scalarize_ldst): Likewise.
16322 (todoflags): Remove.
16323 (tree_sra): Do not rebuild alias info.
16324 (tree_sra_early): Adjust.
16325 (pass_sra): Run TODO_update_address_taken before SRA.
16326 * tree-predcom.c (set_alias_info): Remove.
16327 (prepare_initializers_chain): Do not call it.
16328 (mark_virtual_ops_for_renaming): Adjust.
16329 (mark_virtual_ops_for_renaming_list): Remove.
16330 (initialize_root_vars): Adjust.
16331 (initialize_root_vars_lm): Likewise.
16332 (prepare_initializers_chain): Likewise.
16333 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16334 (may_propagate_copy_into_stmt): Likewise.
16335 (merge_alias_info): Do nothing for now.
16336 (propagate_tree_value_into_stmt): Adjust.
16337 (stmt_may_generate_copy): Likewise.
16338 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16339 not mark symbols for renaming.
16340 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16341 with the same statement, make sure to update the new pointed-to one.
16342 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16343 call statements, do not mark symbols for renaming.
16344 (mark_operand_necessary): Dump something.
16345 (ref_may_be_aliased): New function.
16346 (mark_aliased_reaching_defs_necessary_1): New helper function.
16347 (mark_aliased_reaching_defs_necessary): Likewise.
16348 (mark_all_reaching_defs_necessary_1): Likewise.
16349 (mark_all_reaching_defs_necessary): Likewise.
16350 (propagate_necessity): Do not process virtual PHIs. For
16351 non-aliased loads mark all reaching definitions as necessary.
16352 For aliased loads and stores mark the immediate dominating
16353 aliased clobbers as necessary.
16354 (visited): New global static.
16355 (perform_tree_ssa_dce): Free visited bitmap after propagating
16357 (remove_dead_phis): Perform simple dead virtual PHI removal.
16358 (remove_dead_stmt): Properly unlink virtual operands when
16360 (eliminate_unnecessary_stmts): Schedule PHI removal after
16362 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16363 (process_replaceable): Likewise.
16364 (find_replaceable_in_bb): Likewise.
16365 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16366 based on the single gimple vop.
16367 (verify_flow_insensitive_alias_info): Remove.
16368 (verify_flow_sensitive_alias_info): Likewise.
16369 (verify_call_clobbering): Likewise.
16370 (verify_memory_partitions): Likewise.
16371 (verify_alias_info): Likewise.
16372 (verify_ssa): Adjust..
16373 (execute_update_addresses_taken): Export. Update SSA
16374 manually. Optimize only when optimizing. Use a local bitmap.
16375 (pass_update_address_taken): Remove TODO_update_ssa, add
16377 (pass_update_address_taken): Just use TODO_update_address_taken.
16378 (init_tree_ssa): Do not initialize addressable_vars.
16379 (verify_ssa): Verify new VUSE / VDEF properties.
16380 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16381 Do not call verify_alias_info.
16382 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16383 Do not free the loaded and stored syms bitmaps. Reset the escaped
16384 and callused solutions. Do not free addressable_vars.
16385 Remove memory-tag related code.
16386 (warn_uninitialized_var): Aliases are always available.
16387 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16388 * lambda-code.c (can_put_in_inner_loop): Adjust.
16389 (can_put_after_inner_loop): Likewise.
16390 (perfect_nestify): Likewise.
16391 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16392 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16393 (vectorizable_conversion): Do not mark symbols for renaming.
16394 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16395 (expand_call_inline): Unlink the calls virtual operands before
16397 (tree_function_versioning): Do not call update_ssa if we are not
16398 updating clones. Simplify.
16399 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16400 (propagate_with_phi): Likewise..
16401 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16402 clobber code. Assert we are not aliased or global.
16403 * tree-flow.h: Include tree-ssa-alias.h
16404 (enum escape_type): Remove.
16405 (struct mem_sym_stats_d): Likewise.
16406 (struct mem_ref_stats_d): Likewise.
16407 (struct gimple_df): Add vop member. Remove global_var,
16408 call_clobbered_vars, call_used_vars, addressable_vars,
16409 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16410 escaped and callused members.
16411 (struct ptr_info_def): Remove all members, add points-to solution
16413 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16414 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16415 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16416 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16417 (tree-ssa-alias.o): Likewise.
16418 (toplev.o): Add tree-ssa-alias.h
16419 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16420 * gimple.c (gimple_set_bb): Fix off-by-one error.
16421 (is_gimple_reg): Do not handle memory tags.
16422 (gimple_copy): Also copy virtual operands.
16423 Delay updating the statement. Do not reset loaded and stored syms.
16424 (gimple_set_stored_syms): Remove.
16425 (gimple_set_loaded_syms): Likewise.
16426 (gimple_call_copy_skip_args): Copy the virtual operands
16427 and mark the new statement modified.
16428 * tree-ssa-structalias.c (may_alias_p): Remove.
16429 (set_uids_in_ptset): Take the alias set to prune with as
16430 parameter. Fold in the alias test of may_alias_p.
16431 (compute_points_to_sets): Compute whether a ptr is dereferenced
16432 in a local sbitmap.
16433 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16434 other ADDRESSOF constraints on the lhs.
16435 (get_constraint_for_component_ref): Assert that we don't get
16436 ADDRESSOF constraints from the base of the reference.
16437 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16438 (struct variable_info): Remove collapsed_to member.
16439 (get_varinfo_fc): Remove.
16440 (new_var_info): Do not set collapsed_to.
16441 (dump_constraint): Do not follow cycles.
16442 (dump_constraint_graph): Likewise.
16443 (build_pred_graph): Likewise.
16444 (build_succ_graph): Likewise.
16445 (rewrite_constraints): Likewise.
16446 (do_simple_structure_copy): Remove.
16447 (do_rhs_deref_structure_copy): Remove.
16448 (do_lhs_deref_structure_copy): Remove.
16449 (collapse_rest_of_var): Remove.
16450 (do_structure_copy): Re-implement.
16451 (pta_stats): New global variable.
16452 (dump_pta_stats): New function.
16453 (struct constraint_expr): Make offset signed.
16454 (UNKNOWN_OFFSET): Define special value.
16455 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16456 (solution_set_expand): New helper function split out from ...
16457 (do_sd_constraint): ... here.
16458 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16459 (do_ds_constraint): Likewise.
16460 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16461 and CALLUSED = *CALLUSED.
16462 (set_union_with_increment): Make inc argument signed.
16463 (type_safe): Remove.
16464 (get_constraint_for_ptr_offset): Handle unknown and negative
16466 (first_vi_for_offset): Handle offsets before start. Bail
16467 out early for offsets beyond the variable extent.
16468 (first_or_preceding_vi_for_offset): New function.
16469 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16470 Together with ESCAPED = *ESCAPED this properly computes reachability.
16471 (find_what_var_points_to): New function.
16472 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16473 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16474 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16475 pt_solutions_intersect): New functions.
16476 (compute_call_used_vars): Remove.
16477 (compute_may_aliases): New main entry into PTA computation.
16478 * gimple.h (gimple_p): New typedef.
16479 (struct gimple_statement_base): Remove references_memory_p.
16480 (struct gimple_statement_with_memory_ops_base): Remove
16481 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16483 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16484 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16485 gimple_set_references_memory): Remove.
16486 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16487 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16489 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16490 (verify_expr): Allow RESULT_DECL.
16491 (gimple_duplicate_bb): Do not copy virtual operands.
16492 (gimple_duplicate_sese_region): Adjust.
16493 (gimple_duplicate_sese_tail): Likewise.
16494 (mark_virtual_ops_in_region): Remove.
16495 (move_sese_region_to_fn): Do not call it.
16496 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16497 and pass_simple_dse.
16498 (execute_function_todo): Handle TODO_update_address_taken,
16499 call execute_update_addresses_taken for TODO_rebuild_alias.
16500 (execute_todo): Adjust.
16501 (execute_one_pass): Init dump files early.
16502 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16504 (create_general_new_stmt): Clear vops.
16505 * tree-ssa-reassoc.c (get_rank): Adjust.
16506 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16507 symbols for renaming.
16508 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16509 (PARAM_AVG_ALIASED_VOPS): Likewise.
16510 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16511 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16512 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16513 (operand_build_cmp, copy_virtual_operands,
16514 create_ssa_artificial_load_stmt, add_to_addressable_set,
16515 gimple_add_to_addresses_taken): Remove public functions.
16516 (unlink_stmt_vdef): New function.
16518 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16520 * config.gcc (powerpc-*-linux*): Merge variants.
16522 2009-04-02 Chao-ying Fu <fu@mips.com>
16523 James Grosbach <james.grosbach@microchip.com>
16525 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16526 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16528 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16529 keep_interrupts_masked_p, use_debug_exception_return_p.
16530 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16531 keep_interrupts_masked, use_debug_exception_return.
16532 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16533 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16535 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16536 (mips_print_operand): Process COP0 registers to print $0 .. $31
16537 correctly for GAS to process.
16538 (mips_interrupt_extra_call_saved_reg_p): New function.
16539 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16541 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16542 (mips_compute_frame_info): Add supports for interrupt context that
16543 includes doubleword accumulators and COP0 registers.
16544 (mips_for_each_saved_acc): New function.
16545 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16546 mips_for_each_saved_reg.
16547 (mips_save_reg): Save accumulators.
16548 (mips_kernel_reg_p): A new for_each_rtx callback.
16549 (mips_expand_prologue): Support interrupt handlers.
16550 (mips_restore_reg): Restore accumulators.
16551 (mips_expand_epilogue): Support interrupt handlers.
16552 (mips_can_use_return_insn): Return false for interrupt handlers.
16553 (mips_epilogue_uses): New function.
16554 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16555 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16556 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16557 cop0_move): New instructions.
16558 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16559 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16561 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16563 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16564 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16565 interrupt handlers, we use K0 as the temporary register.
16566 (EPILOGUE_USES): Change to a function call.
16567 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16568 handlers, we use K0 as the temporary register.
16570 * doc/extend.texi (Function Attributes): Document interrupt,
16571 use_shadow_register_set, keep_interrupts_masked,
16572 use_debug_exception_return for MIPS attributes.
16574 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16576 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16577 Remove a number of t-files from tmake_file.
16578 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16579 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16580 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16581 target_prototype, not TARGET_PROTOTYPE.
16582 (LINK_OS_GNU_SPEC): Define.
16583 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16584 and darwin-ldoubdle.c.
16586 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16589 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16590 (cpp_options): Ditto.
16591 (default_compilers): Ditto.
16592 (display_help): Ditto.
16593 (process_command): Ditto.
16594 (do_spec_1): Ditto.
16595 (set_input): Use lbasename instead of duplicate code.
16596 (save_temps_prefix): New static for -save-temps=obj.
16597 (save_temps_length): Ditto.
16599 * doc/invoke.texi (-save-temps=obj): Document new variant to
16600 -save-temps switch.
16602 2009-04-02 Jeff Law <law@redhat.com>
16604 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16607 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16609 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16610 * configure: Regenerated.
16612 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16614 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16615 share the argument list.
16617 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16621 2009-02-12 Diego Novillo <dnovillo@google.com>
16623 * varpool.c (debug_varpool): New.
16624 * cgraph.h (debug_varpool): Declare.
16626 2009-04-02 Jan Hubicka <jh@suse.cz>
16628 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16631 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16633 * config/i386/i386.c (ix86_abi): Move initialization to ...
16634 (override_options): Here.
16636 2009-04-02 Christian Bruel <christian.bruel@st.com>
16638 * config/sh/sh.c (sh_dwarf_register_span): New function.
16639 (TARGET_DWARF_REGISTER_SPAN): Define.
16640 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16642 2009-04-02 Ira Rosen <irar@il.ibm.com>
16644 PR tree-optimization/39595
16645 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16646 interleaved loads group is not greater than the SLP group size.
16648 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16650 * builtins.c (is_builtin_name): New.
16651 (called_as_built_in): Use is_builtin_name.
16652 * tree.h (is_builtin_name): New.
16653 * varasm.c (incorporeal_function_p): Use is_builtin_name
16655 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16657 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16659 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16662 * c-decl.c (clone_underlying_type): Move this ...
16663 * c-common.c (set_underlying_type): ... here.
16664 Also, make sure the function properly sets TYPE_STUB_DECL() on
16665 the newly created typedef variant type.
16666 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16667 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16670 2009-04-02 Richard Guenther <rguenther@suse.de>
16672 PR tree-optimization/37221
16673 * tree-flow.h (degenerate_phi_result): Declare.
16674 * tree-ssa-dom.c (degenerate_phi_result): Export.
16675 * tree-scalar-evolution.c (analyze_initial_condition): If
16676 the initial condition is defined by a degenerate PHI node
16677 use the degenerate value.
16679 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16681 PR rtl-optimization/39588
16682 * combine.c (merge_outer_ops): Do not set the constant when this
16684 (simplify_shift_const_1): Do not modify it either in this case.
16686 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16688 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16689 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16691 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16694 * c-lex.c (interpret_float): Default (no suffix) is double.
16696 2009-04-1 Xinliang David Li <davidxl@google.com>
16698 * config/i386/i386.c (legitimate_constant_p): Recognize
16699 all one vector constant.
16701 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16703 * config/vax/vax.c: Add #includes to silence warnings.
16704 Change #include order to silence two warnings.
16706 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16708 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16709 (ASM_SPEC): Pass -k to the assembler for PIC code.
16711 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16713 * config.gcc: Add vax-*-linux* to the switch.
16714 * config/vax/linux.h: New file. (TARGET_VERSION,
16715 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16717 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16719 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16720 Use predicate macros instead of GET_CODE() == foo.
16721 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16722 ashlsi3, rotrsi3, <unnamed>): Likewise.
16724 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16726 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16727 jbbccihi, jbbccisi): Remova trailing whitespace.
16728 * config/vax/constraints.md: Likewise.
16729 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16730 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16731 * config/vax/predicates.md: Likewise.
16732 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16733 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16734 * config/vax/vax.h: Likewise.
16735 * config/vax/vax.md (nonlocal_goto): Likewise.
16737 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16739 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16740 (indirectable_address_p, adjacent_operands_p): Add spaces around
16742 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16744 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16746 * config/vax/vax.c (legitimate_constant_address_p,
16747 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16748 index_term_p, reg_plus_index_p, legitimate_address_p,
16749 vax_mode_dependent_address_p): Update comments to match functions
16750 modified by the recent int->bool conversion.
16752 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16754 * config/vax/builtins.md: Update copyright message.
16755 * config/vax/constraints.md: Likewise.
16756 * config/vax/netbsd-elf.h: Likewise.
16757 * config/vax/predicates.md: Likewise.
16758 * config/vax/vax-protos.h: Likewise.
16759 * config/vax/vax.c: Likewise.
16760 * config/vax/vax.h: Likewise.
16761 * config/vax/vax.md: Likewise.
16762 * config/vax/vax.opt: Likewise.
16764 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16766 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16767 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16768 * config/vax/constraints.md (B, R): Likewise.
16769 * config/vax/predicates.md (external_memory_operand,
16770 nonimmediate_addsub_di_operand): Likewise.
16771 * config/vax/vax.c (vax_output_int_add): Likewise.
16772 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16773 untyped_call): Likewise.
16775 2009-04-01 Matt Thomas <matt@3am-software.com>
16777 * config/vax/predicates.md: New file.
16778 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16779 external_const_operand, nonsymbolic_operand, external_memory_operand,
16780 indirect_memory_operand, indexed_memory_operand,
16781 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16782 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16784 * config/vax/constraints.md: New file.
16785 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16787 * config/vax/builtins.md: New file.
16788 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16789 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16791 * config/vax/vax.opt (mqmath): Add option.
16792 * config/vax/vax.md (isfx): Extend with DI.
16793 (VAXintQH, VAXintQHSD): Define.
16794 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16795 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16796 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16797 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16798 (movdi): Update constraints and use vax_output_int_move().
16799 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16800 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16801 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16802 nonlocal_goto): New.
16803 (mov<mode>): Extend accepted operand types.
16804 (subdi3_old): Rename from subdi3, change update constraints and use
16805 a new implementation.
16806 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16807 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16808 MOVE_RATIO, CLEAR_RATIO): Define.
16809 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16810 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16811 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16812 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16813 (split_quadword_operands): Make static and really allow variable
16815 (print_operand_address): Update for PIC generation.
16816 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16817 indexable_address_p, fixup_mathdi_operand,
16818 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16819 (vax_float_literal, legitimate_constant_p,
16820 indirectable_constant_address_p, index_term_p,
16821 reg_plus_index_p): Return bool instead of int.
16822 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16824 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16826 (vax_output_conditional_branch): Indent.
16827 (legitimate_constant_address_p, indirectable_constant_address_p,
16828 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16829 vax_mode_dependent_address_p): Return bool instead of int, update for
16831 * config/vax/vax-protos.h (legitimate_constant_address_p,
16832 legitimate_constant_p, legitimate_address_p,
16833 vax_mode_dependent_address_p): Change declaration to bool.
16834 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16835 vax_expand_addsub_di_operands, vax_output_int_subtract,
16836 vax_output_movmemsi): Declare.
16837 (split_quadword_operands, vax_float_literal): Delete declaration.
16838 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16839 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16840 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16841 ASM_OUTPUT_DWARF_PCREL): Define.
16842 (ASM_SPEC): Change definition to allow PIC generation.
16844 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16846 * doc/sourcebuild.texi: Update front-end requirements.
16848 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16851 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16852 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16853 (booldi3_internal3): Use boolean_or_operator instead of
16856 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16859 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16860 declarator whose size is not an integer constant expression but
16861 folds to an integer constant, then treat it as a constant
16864 2009-04-01 Richard Guenther <rguenther@suse.de>
16866 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16867 i * 4 + 2 to (i * 2 + 1) * 2.
16869 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16872 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16873 return if c_parser_asm_string_literal returned NULL.
16875 2009-04-01 Nick Clifton <nickc@redhat.com>
16877 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16879 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16880 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16881 other typedefs to avoid conflicts with libgcc2.c. Define labels
16882 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16884 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16885 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16888 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16890 * varasm.c (default_function_rodata_section): Declare DOT as
16893 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16894 Andrey Galkin <agalkin@hypercom.com>
16897 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16898 Make object_name unique for each process.
16900 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16903 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16904 addressable variables in the parallel that could go out of scope while
16905 running queued tasks.
16907 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16909 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16910 (CASE_VALUES_THRESHOLD): Redefine.
16911 * config/avr/avr.c (avr_override_options): Remove initialization of
16912 avr_case_values_threshold variable.
16913 (avr_case_values_threshold): Remove variable. Add new function.
16914 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16915 * config/avr/avr.opt (mno-tablejump): Remove option.
16916 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16918 2009-04-01 DJ Delorie <dj@redhat.com>
16920 * varasm.c (default_function_rodata_section): Don't assume
16921 anything about where the first '.' in the section name is.
16923 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16925 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16926 rs6000_emit_stack_tie.
16928 2009-03-31 Ian Lance Taylor <iant@google.com>
16930 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16931 gimple_code with GIMPLE_RESX, not RESX.
16933 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16935 * c-common.c (c_get_ident): New.
16936 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16938 2009-04-01 Ben Elliston <bje@au.ibm.com>
16940 * config/rs6000/sysv4.opt (msdata): Improve option description.
16942 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16944 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16945 (divdf3_internal_lat): Remove.
16946 (divxf3_internal_lat): Remove.
16947 (divxf3_internal_thr): Remove.
16948 (divxf): Use divxf3_internal.
16949 * config/ia64/div.md (divsf3_internal_lat): New.
16950 (divdf3_internal_lat): New.
16951 (divxf3_internal): New.
16953 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16956 * Makefile.in (USE_GCC_STDINT): Define.
16957 (stmp-int-hdrs): Install stdint.h if applicable.
16958 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16960 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16961 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16962 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16963 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16964 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16965 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16966 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16967 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16968 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16969 (c_common_nodes_and_builtins): Initialize
16970 underlying_wchar_type_node. Do not initialize
16971 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16972 nodes for new types.
16973 (c_stddef_cpp_builtins): Define macros for new types.
16974 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16976 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16977 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16978 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16979 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16980 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16981 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16982 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16983 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16984 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16985 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16986 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16987 int16_type_node, int32_type_node, int64_type_node,
16988 uint8_type_node, uint16_type_node, c_uint32_type_node,
16989 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16990 int_least32_type_node, int_least64_type_node,
16991 uint_least8_type_node, uint_least16_type_node,
16992 uint_least32_type_node, uint_least64_type_node,
16993 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16994 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16995 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16996 uintptr_type_node): Define.
16997 * c-cppbuiltin.c (builtin_define_constants,
16998 builtin_define_type_minmax): New.
16999 (builtin_define_stdint_macros): Define more macros.
17000 (c_cpp_builtins): Define more limit macros.
17001 (type_suffix): New.
17002 (builtin_define_type_max): Define in terms of
17003 builtin_define_type_minmax. Remove is_long parameter. All
17005 * config.gcc (use_gcc_stdint): Define.
17006 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17007 Add newlib-stdint.h for generic targets.
17008 * config/glibc-stdint.h, config/newlib-stdint.h,
17009 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17010 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17011 * config/score/score.h (UINTPTR_TYPE): Define.
17012 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17013 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17014 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17015 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17016 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17017 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17018 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17019 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17020 * config/spu/spu.h (STDINT_LONG32): Define.
17021 * configure.ac (use_gcc_stdint): Substitute.
17022 * configure: Regenerate.
17023 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17024 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17025 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17026 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17027 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17028 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17029 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17030 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17031 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17032 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17033 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17034 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17035 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17036 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17037 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17038 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17039 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17040 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17041 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17042 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17043 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17044 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17045 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17046 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17047 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17048 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17049 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17050 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17051 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17053 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17055 * loop-iv.c (suitable_set_for_replacement): Renamed from
17056 simplify_using_assignment; changed to return bool and to accept new
17057 args DEST and SRC. Return true iff we find a source/destination pair
17058 that can be used to make a replacement, and fill SRC and DEST if so.
17059 Remove arg ALTERED. Don't deal with altered regs here. All callers
17061 (simplify_using_initial_values): Deal with altered regs here and track
17062 more precisely the effect they have on the validity of our expression.
17064 * loop-iv.c (simplify_using_condition): A condition of the form
17065 (EQ REG CONST) can be used to simply make a substitution.
17066 (simplify_using_initial_values): Keep track of conditions we have seen
17067 and keep using them to simplify new expressions, while applying the
17068 same substitutions to them as to the expression.
17070 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17071 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17074 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17075 changed. Use this when trying to improve the upper bound.
17076 Generate the comparison by using simplify_gen_relational.
17078 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17080 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17082 (simplify_using_assignment, simplify_using_initial_values): Call
17083 replace_in_expr to make replacements. Call replace_single_def_regs
17084 once on the initial version of the expression.
17086 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17089 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17091 2009-03-31 Richard Guenther <rguenther@suse.de>
17093 PR middle-end/31029
17094 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17095 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17097 2009-03-31 Richard Guenther <rguenther@suse.de>
17099 * tree.h (div_if_zero_remainder): Declare.
17100 * fold-const.c (div_if_zero_remainder): Export.
17101 * tree-ssa-forwprop.c
17102 (forward_propagate_addr_into_variable_array_index): Handle
17103 constant array index addition outside of the variable index.
17105 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17108 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17109 define_splits, floatunssi<mode>2): Require x87 conversions from
17110 DImode to be permitted.
17112 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17114 PR preprocessor/15638
17115 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17117 2009-03-31 Richard Guenther <rguenther@suse.de>
17119 PR middle-end/23401
17120 PR middle-end/27810
17121 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17122 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17123 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17124 a separate statement.
17125 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17126 (lookup_tmp_var): Likewise.
17127 (is_gimple_formal_tmp_or_call_rhs): Remove.
17128 (is_gimple_reg_or_call_rhs): Rename to ...
17129 (is_gimple_reg_rhs_or_call): ... this.
17130 (is_gimple_mem_or_call_rhs): Rename to ...
17131 (is_gimple_mem_rhs_or_call): ... this.
17132 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17133 DECL_GIMPLE_REG_P only if is_formal is true.
17134 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17135 for non-proper post-modify expression gimplification.
17136 (gimplify_self_mod_expr): For post-modify expressions gimplify
17137 the lvalue to a minimal lvalue.
17138 (rhs_predicate_for): Remove formal temp case.
17139 (gimplify_modify_expr_rhs): Likewise.
17140 (gimplify_addr_expr): Use is_gimple_reg.
17141 (gimplify_expr): Remove formal temp cases.
17142 (gimple_regimplify_operands): Likewise.
17143 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17144 and FILTER_EXPR like constants.
17145 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17147 (is_gimple_formal_tmp_rhs): Remove.
17148 (is_gimple_reg_rhs): Remove special casing.
17149 (is_gimple_mem_rhs): Fix.
17150 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17151 (is_gimple_formal_tmp_var): Remove.
17152 (is_gimple_formal_tmp_reg): Likewise.
17153 (is_gimple_min_lval): Allow invariant component ref parts.
17154 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17155 is_gimple_formal_tmp_reg): Remove declarations.
17156 * tree-cfg.c (verify_expr): Verify that variables with address
17157 taken do not have DECL_GIMPLE_REG_P set.
17158 * tree-mudflap.c (mf_build_check_statement_for): Use
17159 force_gimple_operand instead of gimplify_expr.
17161 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17163 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17164 schedulable rows to compute_split_row.
17166 2009-03-31 Ben Elliston <bje@au.ibm.com>
17169 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17172 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17174 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17175 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17176 * configure: Regenerate.
17177 * config.in: Regenerate.
17178 * config/rs6000/rs6000.opt (mtls-markers): Add.
17179 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17180 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17181 (tls_ld_aix, tls_ld_sysv): Likewise.
17182 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17183 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17185 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17187 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17189 2009-03-30 Jan Hubicka <jh@suse.cz>
17191 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17193 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17194 detection and label handling.
17196 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17198 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17199 left_conflicts_size.
17200 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17201 ALLOCNO_LEFT_CONFLICTS_SIZE.
17203 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17204 remove_allocno_from_bucket_and_push,
17205 allocno_spill_priority_compare, push_allocnos_to_stack,
17206 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17207 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17208 (setup_allocno_left_conflicts_num): Ditto. Rename to
17209 setup_allocno_left_conflicts_size.
17210 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17211 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17212 setup_allocno_left_conflicts_size instead of
17213 setup_allocno_left_conflicts_num.
17215 * ira-build.c (ira_create_allocno): Use
17216 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17217 ALLOCNO_LEFT_CONFLICTS_NUM.
17219 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17221 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17222 instead of DF_LR_OUT.
17224 * ira-lives.c (process_bb_node_lives): Ditto.
17226 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17227 instead of DF_LR_{OUT,IN}.
17229 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17231 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17233 2009-03-30 Jan Hubicka <jh@suse.cz>
17235 * except.c (label_to_region_map): Fix thinko.
17237 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17239 PR middle-end/38237
17240 * tree.h (tree_find_value): New declaration.
17241 * tree.c (tree_find_value): New function.
17242 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17244 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17247 * c-decl.c (struct c_binding): Add locus field.
17248 (bind): Add locus argument, set locus field from it.
17249 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17250 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17251 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17252 implicitly_declare, undeclared_variable, lookup_label,
17253 declare_label, c_make_fname_decl, c_builtin_function,
17254 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17257 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17260 * config/i386/i386.c (classify_argument): Check total size of
17263 2009-03-30 Martin Jambor <mjambor@suse.cz>
17265 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17266 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17267 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17270 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17271 seen_variable_array_ref while also traversing a union.
17273 * tree-inline.c (optimize_inline_calls): Do not call
17274 cgraph_node_remove_callees.
17275 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17276 (pass_remove_cgraph_callee_edges): New variable.
17277 * passes.c (init_optimization_passes): Add
17278 pass_remove_cgraph_callee_edges after early inlining and before all
17279 late intraprocedural passes.
17281 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17283 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17285 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17286 Fix typos in names.
17288 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17290 * combine.c (simplify_comparison): Use have_insn_for.
17291 * dojump.c (do_jump): Likewise.
17293 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17295 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17296 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17297 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17298 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17299 instead of sparc_compare_emitted.
17300 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17301 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17302 instead of sparc_compare_emitted.
17304 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17306 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17307 enter/exit cfglayout mode.
17308 (pass_partition_block): Require it.
17309 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17310 (combine_instructions): Track basic blocks instead of labels.
17311 (update_cfg_for_uncondjump): New.
17312 (try_combine): Use it. Update jumps after rescanning.
17313 (pass_combine): Require PROP_cfglayout.
17314 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17316 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17318 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17319 Provide/destroy PROP_cfglayout respectively.
17320 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17321 * tree-pass.h (PROP_cfglayout): New.
17323 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17325 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17326 fold_convert_const_fixed_from_fixed,
17327 fold_convert_const_fixed_from_int,
17328 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17329 set TREE_CONSTANT_OVERFLOW.
17330 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17331 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17333 2009-03-30 Ira Rosen <irar@il.ibm.com>
17335 * tree-vect-loop-manip.c: New file.
17336 * tree-vectorizer.c: Update documentation and included files.
17337 (vect_loop_location): Make extern.
17338 (rename_use_op): Move to tree-vect-loop-manip.c
17339 (rename_variables_in_bb, rename_variables_in_loop,
17340 slpeel_update_phis_for_duplicate_loop,
17341 slpeel_update_phi_nodes_for_guard1,
17342 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17343 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17344 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17345 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17346 find_loop_location): Likewise.
17347 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17348 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17349 get_vectype_for_scalar_type, vect_is_simple_use,
17350 supportable_widening_operation, supportable_narrowing_operation):
17352 (bb_in_loop_p): Move to tree-vect-loop.c.
17353 (new_loop_vec_info, destroy_loop_vec_info,
17354 reduction_code_for_scalar_code, report_vect_op,
17355 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17356 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17357 (vect_supportable_dr_alignment): Likewise.
17358 * tree-vectorizer.h (tree-data-ref.h): Include.
17359 (vect_loop_location): Declare.
17360 Reorganize function declarations according to the new file structure.
17361 * tree-vect-loop.c: New file.
17362 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17363 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17364 * tree-vect-data-refs.c: New file.
17365 * tree-vect-patterns.c (timevar.h): Don't include.
17366 * tree-vect-stmts.c: New file.
17367 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17368 tree-vect-slp.c, tree-vect-loop.c.
17369 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17370 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17371 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17372 (tree-vect-analyze.o): Remove.
17373 (tree-vect-transform.o): Likewise.
17374 (tree-vect-data-refs.o): Add rule.
17375 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17376 tree-vect-slp.o): Likewise.
17377 (tree-vect-patterns.o): Remove redundant dependencies.
17378 (tree-vectorizer.o): Likewise.
17379 * tree-vect-slp.c: New file.
17381 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17383 * optc-gen.awk: Warn if an option flag has multiple different
17386 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17388 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17389 -floop-block): Document dependences on PPL, CLooG and Graphite.
17391 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17393 PR rtl-optimization/323
17394 * c-common.c (c_fully_fold, convert_and_check,
17395 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17396 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17397 * c-common.def (EXCESS_PRECISION_EXPR): New.
17398 * c-cppbuiltin.c (builtin_define_float_constants): Define
17399 constants with enough digits for long double.
17400 * c-lex.c (interpret_float): Interpret constant with excess
17401 precision where appropriate.
17402 * c-opts.c (c_common_post_options): Set
17403 flag_excess_precision_cmdline. Give an error for
17404 -fexcess-precision=standard for C++ for processors where the
17405 option is significant.
17406 * c-parser.c (c_parser_conditional_expression): Handle excess
17407 precision in condition.
17408 * c-typeck.c (convert_arguments): Handle arguments with excess
17410 (build_unary_op): Move excess precision outside operation.
17411 (build_conditional_expr): Likewise.
17412 (build_compound_expr): Likewise.
17413 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17414 (build_modify_expr): Handle excess precision in RHS.
17415 (convert_for_assignment): Handle excess precision in converted
17417 (digest_init, output_init_element, process_init_element): Handle
17418 excess precision in initializer.
17419 (c_finish_return): Handle excess precision in return value.
17420 (build_binary_op): Handle excess precision in operands and add
17421 excess precision as needed for operation.
17422 * common.opt (-fexcess-precision=): New option.
17423 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17424 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17425 For standard excess precision, output explicit conversion to and
17426 truncation from XFmode.
17427 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17428 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17429 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17430 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17431 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17432 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17433 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17434 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17435 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17436 define_splits, sqrt<mode>2): Disable where appropriate for
17437 standard excess precision.
17438 * convert.c (convert_to_real): Do not shorten arithmetic to type
17439 for which excess precision would be used.
17440 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17441 * doc/invoke.texi (-fexcess-precision=): Document option.
17442 (-mfpmath=): Correct index entry.
17443 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17444 flag_excess_precision): New.
17445 * langhooks.c (lhd_post_options): Set
17446 flag_excess_precision_cmdline.
17447 * opts.c (common_handle_option): Handle -fexcess-precision=.
17448 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17449 init_excess_precision): New.
17450 (lang_dependent_init_target): Call init_excess_precision.
17451 * tree.c (excess_precision_type): New.
17452 * tree.h (excess_precision_type): Declare.
17454 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17457 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17458 non-lvalue to component.
17460 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17462 PR preprocessor/34695
17463 * Makefile.in (c-opts.o): Depend on c-tree.h.
17464 * c-common.c: Move down include of diagnostic.h.
17465 (done_lexing, c_cpp_error): New.
17466 * c-common.h (done_lexing): Declare.
17467 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17469 * c-opts.c: Include c-tree.h.
17470 (c_common_init_options): Set preprocessor error callback.
17471 (c_common_handle_option): Do not set preprocessor
17472 inhibit_warnings, warnings_are_errors, warn_system_headers,
17473 pedantic_errors or inhibit_warnings flags.
17474 (c_common_post_options): Do not check cpp_errors (parse_in).
17475 (c_common_finish): Do not output dependencies if there were
17476 errors. Do not check return value of cpp_finish.
17477 * c-ppoutput.c (pp_file_change): Set input_location.
17478 * c-tree.h (c_cpp_error): Declare.
17479 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17481 (diagnostic_build_prefix): Check override_column.
17482 * diagnostic.h (diagnostic_info): Add override_column field.
17483 (diagnostic_override_column): Define.
17485 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17487 * c-common.c (c_expand_expr, c_staticp): Remove.
17488 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17489 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17490 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17491 * c-gimplify.c (gimplify_compound_literal_expr,
17492 optimize_compound_literals_in_ctor): Remove.
17493 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17494 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17495 * c-semantics.c (emit_local_var): Remove.
17497 * langhooks-def.h (lhd_expand_expr): Remove.
17498 * langhooks.c (lhd_expand_expr): Remove.
17499 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17501 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17502 handling from c-semantics.c; don't call into langhook.
17503 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17504 * gimplify.c (gimplify_compound_literal_expr,
17505 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17506 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17507 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17508 as was done in c-gimplify.c.
17509 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17510 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17511 Move from c-common.h.
17512 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17514 * tree.c (staticp): Do not call langhook.
17515 * langhooks.c (lhd_staticp): Delete.
17516 * langhooks-def.h (lhd_staticp): Delete prototype.
17517 (LANG_HOOKS_STATICP): Delete.
17518 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17520 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17521 instead of DECL_STMTs.
17523 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17531 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17533 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17534 contained expression.
17535 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17536 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17537 conditional expressions for C.
17538 (decl_constant_value_for_optimization): Move from
17539 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17540 whether optimizing and that the expression is a VAR_DECL not of
17541 array type instead of doing such checks in the caller. Do not
17542 check pedantic. Call gcc_unreachable for C++.
17543 * c-common.def (C_MAYBE_CONST_EXPR): New.
17544 * c-common.h (c_fully_fold, c_save_expr,
17545 decl_constant_value_for_optimization): New prototypes.
17546 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17547 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17548 EXPR_INT_CONST_OPERANDS): Define.
17549 * c-convert.c (convert): Strip nops from expression.
17550 * c-decl.c (groktypename): Take extra parameters expr and
17551 expr_const_operands. Update call to grokdeclarator.
17552 (start_decl): Update call to grokdeclarator. Add statement for
17553 expressions used in type of decl.
17554 (grokparm): Update call to grokdeclarator.
17555 (push_parm_decl): Update call to grokdeclarator.
17556 (build_compound_literal): Add parameter non_const and build a
17557 C_MAYBE_COSNT_EXPR if applicable.
17558 (grokdeclarator): Take extra parameters expr and
17559 expr_const_operands. Track expressions used in declaration
17560 specifiers and declarators. Fold array sizes and track whether
17561 they are constant expressions and whether they are integer
17562 constant expressions.
17563 (parser_xref_tag): Set expr and expr_const_operands fields in
17565 (grokfield): Update call to grokdeclarator.
17566 (start_function): Update call to grokdeclarator.
17567 (build_null_declspecs): Set expr and expr_const_operands fields in
17569 (declspecs_add_type): Handle expressions in typeof specifiers.
17570 * c-parser.c (c_parser_declspecs): Set expr and
17571 expr_const_operands fields for declaration specifiers.
17572 (c_parser_enum_specifier): Likewise.
17573 (c_parser_struct_or_union_specifier): Likewise.
17574 (c_parser_typeof_specifier): Likewise. Update call to
17575 groktypename. Fold expression as needed. Return expressions with
17576 type instead of adding statements.
17577 (c_parser_attributes): Update calls to c_parser_expr_list.
17578 (c_parser_statement_after_labels): Fold expression before passing
17579 to objc_build_throw_stmt.
17580 (c_parser_condition): Fold expression.
17581 (c_parser_asm_operands): Fold expression.
17582 (c_parser_conditional_expression): Use c_save_expr. Update call
17583 to build_conditional_expr.
17584 (c_parser_alignof_expression): Update call to groktypename.
17585 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17586 original_code. Fold expression argument of va_arg. Create
17587 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17588 argument to va_arg. Update calls to groktypename. Fold array
17589 index for offsetof. Verify that first argument to
17590 __builtin_choose_expr has integer type.
17591 (c_parser_postfix_expression_after_paren_type): Update calls to
17592 groktypename and build_compound_literal. Handle expressions with
17593 side effects in type name.
17594 (c_parser_postfix_expression_after_primary): Update call to
17595 c_parser_expr_list. Set original_code for calls to
17596 __builtin_constant_p.
17597 (c_parser_expr_list): Take extra parameter fold_p. Fold
17598 expressions if requested.
17599 (c_parser_objc_type_name): Update call to groktypename.
17600 (c_parser_objc_synchronized_statement): Fold expression.
17601 (c_parser_objc_receiver): Fold expression.
17602 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17603 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17604 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17605 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17606 (struct c_typespec): Add elements expr and expr_const_operands.
17607 (struct c_declspecs): Add elements expr and expr_const_operands.
17608 (groktypename, build_conditional_expr, build_compound_literal):
17610 (in_late_binary_op): Declare.
17611 * c-typeck.c (note_integer_operands): New function.
17612 (in_late_binary_op): New variable.
17613 (decl_constant_value_for_broken_optimization): Move to c-common.c
17614 and rename to decl_constant_value_for_optimization.
17615 (default_function_array_conversion): Do not strip nops.
17616 (default_conversion): Do not call
17617 decl_constant_value_for_broken_optimization.
17618 (build_array_ref): Do not fold result.
17619 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17620 result when operand is a VLA.
17621 (c_expr_sizeof_type): Update call to groktypename. Handle
17622 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17623 result when operand names a VLA type.
17624 (build_function_call): Update call to build_compound_literal.
17625 Only fold result for calls to __builtin_* functions. Strip
17626 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17627 the function designator.
17628 (convert_arguments): Fold arguments. Update call to
17629 convert_for_assignment.
17630 (build_unary_op): Handle increment and decrement of
17631 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17632 decrement earlier. Fold operand of increment and decrement.
17633 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17634 built for integer operand. Wrap returns that are INTEGER_CSTs
17635 without being integer constant expressions or that have integer
17636 constant operands without being INTEGER_CSTs.
17637 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17638 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17639 result is an integer constant expression or can be used in
17640 unevaluated parts of one and avoid folding and wrap as
17641 appropriate. Fold operands before possibly doing -Wsign-compare
17643 (build_compound_expr): Wrap result for C99 if operands can be used
17644 in integer constant expressions.
17645 (build_c_cast): Update call to digest_init. Do not ignore
17646 overflow from casting floating-point constants to integers. Wrap
17647 results that could be confused with integer constant expressions,
17648 null pointer constants or floating-point constants.
17649 (c_cast_expr): Update call to groktypename. Handle expressions
17650 included in type name.
17651 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17652 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17653 Update calls to convert_for_assignment.
17654 (convert_for_assignment): Take new parameter
17655 null_pointer_constant. Do not strip nops or call
17656 decl_constant_value_for_broken_optimization. Set
17657 in_late_binary_op for conversions to boolean.
17658 (store_init_value): Update call to digest_init.
17659 (digest_init): Take new parameter null_pointer_constant. Do not
17660 call decl_constant_value_for_broken_optimization. pedwarn for
17661 initializers not constant expressions. Update calls to
17662 convert_for_assignment.
17663 (constructor_nonconst): New.
17664 (struct constructor_stack): Add nonconst element.
17665 (really_start_incremental_init, push_init_level, pop_init_level):
17666 Handle constructor_nonconst and nonconst element.
17667 (set_init_index): Call constant_expression_warning for array
17669 (output_init_element): Fold value. Set constructor_nonconst as
17670 applicable. pedwarn for initializers not constant expressions.
17671 Update call to digest_init. Call constant_expression_warning
17672 where constant initializers are required.
17673 (process_init_element): Use c_save_expr.
17674 (c_finish_goto_ptr): Fold expression.
17675 (c_finish_return): Fold return value. Update call to
17676 convert_for_assignment.
17677 (c_start_case): Fold switch expression.
17678 (c_process_expr_stmt): Fold expression.
17679 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17680 ensure statement expression is not evaluated in constant expression.
17681 (build_binary_op): Track whether results are integer constant
17682 expressions or may occur in such, disable folding and wrap results
17683 as applicable. Fold operands for -Wsign-compare warnings unless
17685 (c_objc_common_truthvalue_conversion): Handle results folded to
17686 integer constants that are not integer constant expressions.
17687 * doc/extend.texi: Document when typeof operands are evaluated,
17688 that condition of __builtin_choose_expr is an integer constant
17689 expression, and more about use of __builtin_constant_p in
17692 2009-03-29 Richard Guenther <rguenther@suse.de>
17694 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17695 propagate addresses of array references.
17697 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17699 * regmove.c (perhaps_ends_bb_p): Remove.
17700 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17701 from INSN and check that the main loop stays within that basic block.
17702 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17703 (regmove_forward_pass): Split out from regmove_optimize. Use
17704 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17705 (regmove_backward_pass): Split out from regmove_optimize. Use
17706 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17707 (regmove_optimize): Simplify.
17709 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17712 * config/i386/i386.c (classify_argument): Ignore flexible array
17713 member in struct and warn ABI change.
17715 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17717 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17719 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17720 (ix86_adjust_cost): Updated.
17722 2009-03-29 Jan Hubicka <jh@suse.cz>
17724 PR middle-end/28850
17725 * tree-pass.h (pass_cleanup_eh): New function.
17726 (remove_unreachable_regions): Break code handling RTL
17727 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17728 that can not be reached by runtime.
17729 (can_be_reached_by_runtime): New function.
17730 (label_to_region_map): New function.
17731 (num_eh_regions): New function.
17732 (rtl_remove_unreachable_regions): New function.
17733 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17734 (remove_eh_region): New function.
17735 * except.h: Include sbitmap and vecprim.
17736 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17737 num_eh_regions): Declare.
17738 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17739 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17740 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17741 (tree_empty_eh_handler_p): New function.
17742 (cleanup_empty_eh): New function.
17743 (cleanup_eh): New function.
17744 (pass_cleanup_eh): New function.
17746 2009-03-29 Jan Hubicka <jh@suse.cz>
17748 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17749 for removed regions.
17751 2009-03-29 Jan Hubicka <jh@suse.cz>
17753 * except.c (dump_eh_tree): Dump all datastructures.
17755 2009-03-29 Jan Hubicka <jh@suse.cz>
17757 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17758 (duplicate_eh_regions_1): Likewise.
17759 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17760 vector; call EH verification.
17761 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17762 Be ready for region being removed.
17764 2009-03-29 Jan Hubicka <jh@suse.cz>
17766 * bitmap.c (bitmap_last_set_bit): New function.
17767 * bitmap.h (bitmap_last_set_bit): Declare.
17769 2009-03-29 David Ayers <ayers@fsfe.org>
17772 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17773 by calling objc_compare_types and surpress warnings about
17774 incompatible C pointers that are compatible ObjC pointers.
17776 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17778 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17779 call initialize_inline_failed.
17780 (initialize_inline_failed): Move it from here ...
17781 * cgraph.c (initialize_inline_failed): ... to here.
17782 (cgraph_create_edge): Call initialize_inline_failed rather than
17783 setting inline_failed directly.
17785 2009-03-29 Ben Elliston <bje@au.ibm.com>
17788 * sysv4.opt (msdata): Improve comment.
17789 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17790 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17792 2009-03-29 Ben Elliston <bje@au.ibm.com>
17795 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17796 load and store attributes.
17798 2009-03-29 Ben Elliston <bje@au.ibm.com>
17800 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17801 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17802 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17803 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17804 __builtin_infq and __builtin_huge_valq.
17806 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17808 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17810 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17811 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17813 2009-03-28 Xinliang David Li <davidxl@google.com>
17815 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17816 (do_dbg_cnt): New function.
17818 2009-03-28 Jan Hubicka <jh@suse.cz>
17820 Merge from pretty-ipa:
17822 2009-03-27 Jan Hubicka <jh@suse.cz>
17824 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17825 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17826 * passes.c (function_called_by_processed_nodes_p): New.
17827 * ipa-pure-const.c (check_call): Fix handling of operands.
17828 (analyze_function): Dump debug output for skipped bodies.
17829 (local_pure_const): Use function_called_by_processed_nodes_p.
17830 * dwarf2out.c (reference_to_unused): Use output.
17831 * passes.c (do_per_function_toporder): Likewise.
17833 2008-11-12 Jan Hubicka <jh@suse.cz>
17835 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17836 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17837 state_set_in_source enum
17838 (check_decl): Ignore memory tags; do not set fake looping flags;
17840 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17841 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17842 (check_call, analyze_function): Rewrite.
17844 (add_new_function): Update call of analyze_function.
17845 (generate_summary): Add call of analyze_function.
17846 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17847 (local_pure_const): New function.
17848 (pass_local_pure_const): New pass.
17849 * ipa-inline.c (inline_transform): Set after_inlining.
17850 * tree-eh.c (stmt_can_throw_external): New.
17851 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17852 work with aliasing built.
17853 * tree-flow.h (stmt_can_throw_external): New.
17854 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17855 and local pure/const pass in early and late optimization queue.
17857 2009-03-28 Martin Jambor <mjambor@suse.cz>
17859 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17861 (fold_binary): Allow function decl aligment consideration is the
17862 second argument is integer constant one.
17863 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17864 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17865 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17867 2009-03-28 Jan Hubicka <jh@suse.cz>
17869 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17870 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17871 * function.h (rtl_data): Add nothrow flag.
17872 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17873 set DECL_NOTHROW for AVAILABLE functions.
17875 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17877 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17878 following vector keyword has expansion starting with pixel or bool
17879 keyword, expand vector to __vector and pixel or bool to __pixel or
17883 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17884 warn_if_disallowed_function_p): Removed.
17885 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17886 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17887 warning_if_disallowed_function_p.
17888 * flags.h (warn_if_disallowed_function_p,
17889 warn_disallowed_functions): Removed.
17890 * common.opt (Wdisallowed-function-list=): Removed.
17891 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17893 2009-03-28 Richard Guenther <rguenther@suse.de>
17895 PR tree-optimization/38723
17896 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17899 2009-03-28 Jan Hubicka <jh@suse.cz>
17901 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17902 test introduced by my previous patch.
17904 2009-03-28 Richard Guenther <rguenther@suse.de>
17906 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17907 the PHIs value undefined.
17909 2009-03-28 Jan Hubicka <jh@suse.cz>
17911 * tree-pass.h (pass_fixup_cfg): New pass.
17912 * ipa-inline.c (inline_transform): Set
17913 always_inline_functions_inlined/after_inlining.
17914 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17915 (pass_fixup_cfg): New pass.
17916 * passes.c (init_optimization_passes): Add fixup_cfg.
17918 2009-03-28 Richard Guenther <rguenther@suse.de>
17920 PR tree-optimization/38458
17921 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17922 argument use the arguments copy-of value.
17924 2009-03-28 Richard Guenther <rguenther@suse.de>
17926 PR tree-optimization/38180
17927 * tree-ssa-ccp.c (get_default_value): Simplify.
17928 (likely_value): Likewise.
17929 (surely_varying_stmt_p): Properly handle VOP case.
17930 (ccp_initialize): Likewise.
17931 (ccp_fold): Handle propagating through *&.
17932 (fold_const_aggregate_ref): Also handle decls.
17934 2009-03-28 Jan Hubicka <jh@suse.cz>
17936 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17937 * cgraph.h (cgraph_node): Likewise.
17938 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17939 (cgraph_reset_node): Use process flag.
17940 (cgraph_mark_functions_to_output): Likewise.
17941 (cgraph_expand_function): Likewise.
17942 (cgraph_expand_all_functions): Likewise.
17943 (cgraph_output_in_order): Likewise.
17944 * dwarf2out.c (reference_to_unused): Likewise.
17945 * passes.c do_per_function_toporder): Likewise.
17947 2009-03-28 Jan Hubicka <jh@suse.cz>
17949 Bring from lto-branch:
17951 2008-09-03 Doug Kwan <dougkwan@google.com>
17953 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17954 enums instead of reason strings.
17955 * cgraph.c (cgraph_create_edge): Same.
17956 (cgraph_inline_failed_string): New function.
17957 * cgraph.h (cgraph_inline_failed_t): New enum type.
17958 (cgraph_inline_failed_string): New prototype.
17959 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17960 char pointer to cgraph_inline_failed_t.
17961 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17962 (cgraph_default_inline_p): Ditto.
17963 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17964 to cgraph_inline_failed_t pointer.
17965 * cif-code.def: New file.
17966 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17968 (cgraph_check_inline_limits): Change type of REASON to pointer to
17969 cgraph_inline_failed_t. Replace reason strings with enums.
17970 (cgraph_default_inline_p): Ditto.
17971 (cgraph_recursive_inlining_p): Ditto.
17972 (update_caller_keys): Change type of FAILED_REASON to
17973 cgraph_inline_failed_t.
17974 (cgraph_set_inline_failed): Change type of REASON to pointer to
17975 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17976 convert enums to strings for text output.
17977 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17978 to be of type cgraph_inline_failed_t. Replace reason strings with
17979 enums. Call cgraph_inline_failed_string to covert enums
17980 to strings for text output.
17981 (cgraph_decide_inlining): Replace reason strings with enums.
17982 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17983 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17985 * tree-inline.c (expand_call_inline): Change type of REASON
17986 to cgraph_inline_failed_t. Replace reason strings with enums.
17987 Call cgraph_inline_failed_string for text output.
17988 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17991 2009-03-28 Jan Hubicka <jh@suse.cz>
17993 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17994 cgraph_clone_node): Remove master clone handling.
17995 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17996 * cgraph.h (master_clone): Remove.
17997 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17998 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17999 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18001 2009-03-28 Jan Hubicka <jh@suse.cz>
18003 * cgraph.c (cgraph_function_body_availability): Functions declared
18004 inline are always safe to assume that it is not going to be replaced.
18006 2009-03-28 Richard Guenther <rguenther@suse.de>
18008 PR tree-optimization/38513
18009 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18010 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18011 EXC_PTR_EXPR and FILTER_EXPR.
18012 (get_ref_from_reference_ops): Likewise.
18014 2009-03-28 Richard Guenther <rguenther@suse.de>
18016 PR tree-optimization/38968
18017 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18018 Use FLOOR_MOD_EXPR to compute misalignment.
18020 2009-03-28 Richard Guenther <rguenther@suse.de>
18022 PR tree-optimization/37795
18023 * tree.h (combine_comparisons): Declare.
18024 * fold-const.c (combine_comparisons): Export.
18025 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18027 (ifcombine_iforif): Use combine_comparisons.
18029 2009-03-28 Jan Hubicka <jh@suse.cz>
18031 * tree-eh.c (inlinable_call_p): New function.
18032 (make_eh_edges): Use it.
18033 (verify_eh_edges): Use it.
18034 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18035 * except.c (reachable_next_level): Add inlinable_function argument
18036 (sjlj_find_directly_reachable_regions): Update.
18037 (add_reachable_handler): Do not set saw_any_handlers.
18038 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18039 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18040 Add new inlinable call parameter.
18041 (can_throw_internal, can_throw_external): Update.
18042 * except.h (can_throw_internal_1, can_throw_external_1,
18043 foreach_reachable_handler): Update declaration.
18045 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18047 * config/arm/t-arm-coff, config/h8300/coff.h,
18048 config/i386/i386-aout.h, config/i386/i386-coff.h,
18049 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18050 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18051 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18052 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18053 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18054 sys-types.h: Remove.
18055 * Makefile.in: Remove protoize and fixproto support and references
18057 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18058 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18060 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18061 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18062 unprotoize$(exeext).
18063 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18064 (.PHONY): Don't depend on proto.
18065 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18066 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18067 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18068 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18069 build/gen-protos.o, build/scan.o, xsys-protos.h,
18070 build/fix-header$(build_exeext), build/fix-header.o,
18071 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18072 stmp-install-fixproto): Remove.
18073 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18074 SYSCALLS.c or fixproto files.
18075 (install-common): Don't install protoize.
18076 (install-headers-tar, install-headers-cpio, install-headers-cp):
18077 Don't depend on $(STMP_FIXPROTO).
18078 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18079 install fixproto files or write out fixproto settings.
18080 (uninstall): Don't uninstall protoize.
18081 * config.gcc (use_fixproto): Remove.
18082 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18083 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18084 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18085 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18086 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18087 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18088 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18089 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18090 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18091 * config/t-vxworks (STMP_FIXPROTO): Remove.
18092 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18093 STMP_FIXPROTO): Remove.
18094 * config.in, configure: Regenerate.
18095 * crtstuff.c (gid_t, uid_t): Don't undefine.
18096 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18097 (arm-*-coff, arm-*-aout: Remove target entries.
18098 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18099 Remove mention of AIX 4.1.
18100 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18101 * doc/invoke.texi (Running Protoize): Remove.
18102 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18103 (Protoize Caveats): Remove.
18104 * tsystem.h: Update comments on headers assumed to exist.
18106 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18108 * genautomata.c: Add a new year to the copyright. Add a new
18110 (struct insn_reserv_decl): Add comments for member bypass_list.
18111 (find_bypass): Remove.
18112 (insert_bypass): New.
18113 (process_decls): Use insert_bypass.
18114 (output_internal_insn_latency_func): Output all bypasses with the
18115 same input insn in one switch case.
18117 * rtl.def (define_bypass): Describe bypass choice.
18118 * doc/md.texi (define_bypass): Ditto.
18120 2009-03-27 Richard Guenther <rguenther@suse.de>
18122 * gimplify.c (mark_addressable): Export.
18123 * tree-flow.h (mark_addressable): Declare.
18124 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18125 * tree-ssa.c (verify_phi_args): Verify that address taken
18126 variables have TREE_ADDRESSABLE set.
18128 2009-03-27 Richard Guenther <rguenther@suse.de>
18130 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18131 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18132 Do not mark decls TREE_ADDRESSABLE.
18133 (build_fold_addr_expr): Adjust.
18134 (fold_addr_expr): Remove.
18135 (fold_unary): Use build_fold_addr_expr.
18136 (fold_comparison): Likewise.
18137 (split_address_to_core_and_offset): Likewise.
18138 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18140 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18141 (gimplify_modify_expr_to_memcpy): Mark source and destination
18143 * omp-low.c (create_omp_child_function): Mark the object decl
18145 (lower_rec_input_clauses): Mark the var we take the address of
18147 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18149 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18151 PR middle-end/39315
18152 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18153 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18155 2009-03-27 Richard Guenther <rguenther@suse.de>
18157 PR tree-optimization/39120
18158 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18160 (handle_lhs_call): Process return constraints. Add escape
18161 constraints if necessary.
18162 (handle_const_call): Fill out return constraints. Make nested
18163 case more precise. Avoid consttmp if possible.
18164 (handle_pure_call): Fill out return constraints. Avoid
18165 callused if possible.
18166 (find_func_aliases): Simplify call handling.
18168 2009-03-27 Richard Guenther <rguenther@suse.de>
18170 PR tree-optimization/39120
18171 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18172 as a representative.
18173 (solve_graph): Do propagate CALLUSED.
18174 (handle_pure_call): Use a scalar constraint from CALLUSED for
18176 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18179 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18182 * c-common.c (handle_aligned_attribute): Properly check alignment
18183 overflow. Use (1U << i) instead of (1 << i).
18185 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18187 * expr.h (get_mem_align_offset): Updated.
18189 * tree.h (tree_decl_common): Change align to "unsigned int" and
18190 move it before pointer_alias_set.
18192 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18193 Jakub Jelinek <jakub@redhat.com>
18196 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18197 gr_register_operand with gr_reg_or_0_operand.
18198 (cmpxchg_rel_di): Likewise.
18199 (sync_lock_test_and_set<mode>): Likewise.
18201 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18203 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18204 (true_regnum): Likewise.
18206 * rtlanal.c (subreg_info): Moved to ...
18207 * rtl.h (subreg_info): Here. New.
18208 (subreg_get_info): New.
18210 * rtlanal.c (subreg_get_info): Make it extern.
18212 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18215 * config/i386/i386.c (ix86_abi): New.
18216 (override_options): Handle -mabi=.
18217 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18218 (ix86_call_abi_override): Likewise.
18219 (init_cumulative_args): Likewise.
18220 (function_arg_advance): Likewise.
18221 (function_arg_64): Likewise.
18222 (function_arg): Likewise.
18223 (ix86_pass_by_reference): Likewise.
18224 (ix86_function_value_regno_p): Likewise.
18225 (ix86_build_builtin_va_list_abi): Likewise.
18226 (setup_incoming_varargs_64): Likewise.
18227 (is_va_list_char_pointer): Likewise.
18228 (ix86_init_machine_status): Likewise.
18229 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18230 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18231 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18232 (ix86_function_abi): Make it static and return enum calling_abi.
18233 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18235 (ix86_fn_abi_va_list): Updated.
18237 * config/i386/i386.h (ix86_abi): New.
18238 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18239 (CONDITIONAL_REGISTER_USAGE): Likewise.
18240 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18241 (machine_function): Likewise.
18243 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18245 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18246 (STACK_BOUNDARY): Likewise.
18247 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18249 * config/i386/i386.opt (mabi=): New.
18251 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18252 return enum calling_abi.
18253 (ix86_function_type_abi): Likewise.
18254 (ix86_function_abi): Removed.
18256 * doc/invoke.texi: Document -mabi= option for x86.
18258 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18260 * builtins.c (real_dconstp): Delete.
18261 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18263 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18264 Jakub Jelinek <jakub@redhat.com>
18267 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18268 (gen_subprogram_die): When a function is explicit, generate the
18269 DW_AT_explicit attribute.
18270 * langhooks.h (struct lang_hooks_for_decls): Add
18271 function_decl_explicit_p langhook.
18272 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18273 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18275 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18277 * builtins.c (fold_builtin_memory_op): Optimize memmove
18278 into memcpy if we can prove source and destination don't overlap.
18280 * tree-inline.c: Include gt-tree-inline.h.
18281 (clone_fn_id_num): New variable.
18282 (clone_function_name): New function.
18283 (tree_function_versioning): Use it.
18284 * Makefile.in (GTFILES): Add tree-inline.c.
18286 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18288 * BASE-VER: Change to 4.5.0.
18290 2009-03-27 Xinliang David Li <davidxl@google.com>
18292 PR tree-optimization/39557
18293 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18295 2009-03-27 Xinliang David Li <davidxl@google.com>
18297 PR tree-optimization/39548
18298 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18301 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18303 * c-common.c (pointer_int_sum): Use %wd on return from
18306 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18308 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18309 on return from tree_low_cst.
18311 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18314 * ginclude/stdarg.h (va_copy): Define also for
18315 __GXX_EXPERIMENTAL_CXX0X__.
18317 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18320 * builtins.h (c_strlen): Do not warn here.
18321 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18322 * c-common.c (pointer_int_sum): Take an explicit location.
18323 Warn about offsets out of bounds.
18324 * c-common.h (pointer_int_sum): Adjust declaration.
18326 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18328 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18331 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18334 * opts.c (warn_if_disallowed_function_p): Don't assume
18335 get_callee_fndecl must return non-NULL.
18337 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18339 PR rtl-optimization/39522
18340 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18341 when reg_reloaded_valid is set.
18343 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18345 * config/spu/divv2df3.c: New file.
18346 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18347 (DPBIT_FUNCS): Filter out _div_df.
18349 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18351 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18352 a jump insn, count that jump in the distance to the loop start.
18354 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18357 * config/sh/sh.c (calc_live_regs): Fix condition for global
18358 registers except PIC_OFFSET_TABLE_REGNUM.
18360 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18363 * doc/invoke.texi (-mconsole): New.
18365 (-mno-cygwin): New.
18367 (-mnop-fun-dllimport): New.
18371 (sub section "i386 and x86-64 Windows Options"): New.
18373 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18375 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18376 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18378 2009-03-25 Richard Guenther <rguenther@suse.de>
18380 PR middle-end/39497
18381 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18384 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18386 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18387 neither of haifa/selective schedulers are working.
18389 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18391 * doc/invoke.texi (Debugging Options): Fix description of
18392 -fno-merge-debug-strings.
18394 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18396 * config/cris/libgcc.ver: New version-script.
18397 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18399 * configure.ac <GAS features, nop mnemonic>: Add pattern
18400 crisv32-*-* for "nop".
18401 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18402 * configure: Regenerate.
18404 2009-03-24 Ira Rosen <irar@il.ibm.com>
18406 PR tree-optimization/39529
18407 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18408 mark_sym_for_renaming for the tag copied to the new vector
18411 2009-03-24 Arthur Loiret <aloiret@debian.org>
18413 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18414 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18415 EXTRA_SPEC_FUNCTIONS.
18416 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18417 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18418 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18419 -march and -mtune options.
18421 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18423 * config/m68k/t-rtems: Add m5329 multilib.
18425 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18426 Jakub Jelinek <jakub@redhat.com>
18429 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18432 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18435 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18436 instead of c_parser_expression_conv, if original_code isn't one of the
18437 4 allowed comparison codes, fail.
18439 2009-03-23 Richard Guenther <rguenther@suse.de>
18441 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18442 * tree.h (struct tree_type): Likewise.
18443 * reload.h (struct insn_chain): Likewise.
18444 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18445 * function.h (struct function): Likewise.
18446 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18448 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18450 PR tree-optimization/39516
18451 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18453 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18455 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18456 should be set true if BITS_PER_WORD of target is bigger than 32
18458 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18460 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18461 Translate -B-options to -rpath-link. Correct existing
18462 rpath-link and conditionalize on !nostdlib.
18464 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18466 * doc/extend.texi (Function Attributes, Variable Attributes):
18468 * doc/invoke.texi (Debugging Options, Optimize Options)
18469 (i386 and x86-64 Options, MCore Options): Likewise.
18471 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18474 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18475 it for block local namespace aliases.
18476 (gen_decl_die): Pass context_die to gen_namespace_die.
18478 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18481 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18482 minimum or maximum value.
18484 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18486 * reginfo.c (globalize_reg): Recompute derived reg sets.
18488 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18491 * libgcc2.c (mprotect): Do not use signed arguments for
18492 VirtualProtect, use DWORD arguments. Also fix the 'may
18493 be used uninitialized' warning for the np variable.
18495 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18498 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18499 functions using regparm calling conventions when not optimizing.
18500 (ix86_function_sseregparm): Similarly for sseregparm calling
18503 2009-03-19 Li Feng <nemokingdom@gmail.com>
18505 PR middle-end/39500
18506 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18507 dependence if the first conflict is after niter iterations.
18509 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18511 PR middle-end/38609
18512 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18513 functions with dynamic stack-pointer adjustments.
18515 2009-03-19 Ben Elliston <bje@au.ibm.com>
18517 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18518 option; change to -msdata=data.
18520 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18522 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18525 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18528 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18530 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18532 * doc/invoke.texi (Code Gen Options): Expand discussion of
18535 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18537 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18538 * matrix-reorg.c (struct matrix_info): Likewise.
18539 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18540 * rtl.h (struct mem_attrs): Likewise.
18541 * df.h (struct df): Likewise.
18542 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18543 * ira-int.h (struct ira_allocno): Likewise.
18544 * df-scan.c (struct df_collection_rec): Likewise.
18545 * ira.c (struct equivalence): Likewise.
18546 * function.c (struct temp_slot): Likewise.
18547 * cfgloop.h (struct loop): Likewise.
18550 * function.c (use_register_for_decl): When not optimizing, disregard
18551 register keyword for variables with types containing methods.
18553 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18555 PR middle-end/39447
18556 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18557 (is_simple_operand): Call contains_component_ref_p before calling data
18558 reference analysis that would fail on COMPONENT_REFs.
18560 * tree-vrp.c (search_for_addr_array): Fix formatting.
18562 2009-03-18 Richard Guenther <rguenther@suse.de>
18564 * tree-vect-transform.c (vect_loop_versioning): Fold the
18565 generated comparisons.
18566 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18567 (slpeel_tree_peel_loop_to_edge): Likewise.
18569 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18571 PR middle-end/37805
18572 * opts.c (print_specific_help): In addition to `undocumented',
18573 accept `separate' and `joined' flags if passed alone. Describe
18574 output by the first matched one of those.
18575 (common_handle_option): Skip over empty strings.
18576 * gcc.c (display_help): Fix help string for `--help='.
18577 * doc/invoke.texi (Option Summary, Overall Options): With
18578 `--help=', classes and qualifiers can both be repeated, but
18579 only the latter can be negated. One should not pass only
18580 negated qualifiers. Fix markup and examples.
18583 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18584 PR middle-end/37805
18585 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18586 and -fhelp=separate.
18588 2009-03-17 Jing Yu <jingyu@google.com>
18590 PR middle-end/39378
18591 * function.h (struct rtl_data): Move is_thunk from here...
18592 (struct function): ...to here.
18593 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18594 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18596 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18598 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18599 (alpha_output_function_end_prologue): Likewise.
18600 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18601 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18602 (rs6000_output_function_epilogue): Likewise.
18603 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18605 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18608 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18609 from different units in a single alternative.
18610 (*truncdfsf_i387): Ditto.
18611 (*truncxfsf2_mixed): Ditto.
18612 (*truncxfdf2_mixed): Ditto.
18614 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18616 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18617 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18620 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18621 unused non-artificial variables when not optimizing.
18624 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18625 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18626 NAMESPACE_DECL in its DECL_INITIAL.
18628 PR middle-end/39443
18629 * optabs.c (set_user_assembler_libfunc): New function.
18630 * expr.h (set_user_assembler_libfunc): New prototype.
18631 * c-common.c: Include libfuncs.h.
18632 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18633 for memcmp, memset, memcpy, memmove and abort.
18634 * Makefile.in (c-common.o): Depend on libfuncs.h.
18637 * dwarf2out.c (gen_inlined_enumeration_type_die,
18638 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18639 gen_tagged_type_instantiation_die): Removed.
18640 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18643 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18646 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18648 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18649 (check-parallel-%): Ditto.
18650 (check-consistency): Ditto.
18652 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18654 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18655 local variable rhs by NULL_TREE.
18657 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18660 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18662 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18665 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18667 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18670 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18671 for ms->sysv ABI calls only in 64bit mode.
18673 * config/i386/i386.md (untyped_call): Support 32bit.
18675 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18677 * doc/extend.texi: Replace x86_65 with x86_64.
18679 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18681 PR tree-optimization/39455
18682 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18683 mismatches for POINTER_TYPE_P (type).
18684 (number_of_iterations_le): Likewise.
18686 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18688 * config/picochip/picochip.c: Removed profiling support.
18689 * config/picochip/picochip.md: Removed profiling instruction.
18690 * config/picochip/picochip.h: Removed profiling builtin.
18692 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18694 * doc/install.texi (--with-host-libstdcxx): Document.
18696 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18699 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18700 generate a warning if the function name does not begin with
18701 "__vector" and the function has either the 'signal' or 'interrupt'
18702 attribute, from here to ...
18703 (avr_declare_function_name): ...here. New function.
18704 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18705 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18707 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18710 * cse.c (fold_rtx): Don't modify original const_arg1 when
18711 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18712 separate variable instead.
18713 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18714 from out of range shift counts.
18715 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18717 2009-03-13 Catherine Moore <clm@codesourcery.com>
18719 * config/i386/x-mingw32 (host-mingw32.o): Replace
18720 diagnostic.h with $(DIAGNOSTIC_H).
18722 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18725 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18727 * config/i386/sync.md (sync_compare_and_swap<mode>,
18728 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18729 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18731 (sync_double_compare_and_swapdi_pic,
18732 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18733 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18735 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18738 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18740 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18743 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18744 (avx_addsubv4df3): Likewise.
18745 (*avx_addsubv4sf3): Likewise.
18746 (sse3_addsubv4sf3): Likewise.
18748 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18751 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18753 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18756 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18757 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18758 registers for allocnos created from user-defined variables.
18760 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18763 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18764 of non-integer mode as well.
18766 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18768 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18769 for functions for which the parameter types are unknown.
18771 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18774 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18775 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18776 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18777 * config/i386/i386.c (ix86_local_alignment): For
18778 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18779 long long variables on the stack to avoid dynamic realignment.
18780 Allow the first argument to be a decl rather than type.
18781 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18783 2009-03-11 Nick Clifton <nickc@redhat.com>
18786 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18788 Add description to mno-lsim option.
18789 * config/mcore/mcore.h: Remove comment about deprecated m4align
18791 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18792 * doc/invoke.texi: Add description of mno-lsim and
18793 mstack-increment options.
18795 * config/fr30/fr30.opt: Document the -mno-lsim option.
18796 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18797 and -mno-lsim options.
18799 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18801 * fold-const.c (fold_comparison): Only call fold_inf_compare
18802 if the mode supports infinities.
18804 2009-03-11 Jason Merrill <jason@redhat.com>
18807 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18808 end already did. Notice GIMPLE_CALL modifications of the result.
18809 Don't copy debug information from an ignored decl or a decl from
18812 2009-03-10 Richard Guenther <rguenther@suse.de>
18813 Nathan Froyd <froydnj@codesourcery.com>
18815 PR middle-end/37850
18816 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18817 (__divMODE3): Likewise.
18819 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18821 PR tree-optimization/39394
18822 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18823 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18825 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18827 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18828 inline asms for register asm ("") declarations.
18830 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18832 * fold-const.c (fold_unary): Fix comment.
18834 2009-03-07 Jan Hubicka <jh@suse.cz>
18837 * tree-inline.c (setup_one_parameter): Do replacement of const
18838 argument by constant in SSA form.
18840 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18842 PR middle-end/38028
18843 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18844 determine alignment passed to assign_stack_local.
18845 (assign_parms_unsplit_complex): Likewise.
18846 * except.c (sjlj_build_landing_pads): Likewise.
18848 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18850 PR middle-end/39360
18851 * tree-flow.h (add_referenced_var): Return bool instead of void.
18852 * tree-dfa.c (add_referenced_var): Return result of
18853 referenced_var_check_and_insert call.
18854 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18855 of referenced_var_check_and_insert.
18858 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18859 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18860 DIE, don't emit it if abstract origin already has it.
18861 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18862 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18864 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18866 * genpreds.c (needs_variable): Fix parentheses at variable name
18868 (write_tm_constrs_h): Indent generated code.
18870 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18872 * doc/extend.texi (Function Attributes): Add documentation
18873 for isr attributes.
18875 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18878 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18879 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18881 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18883 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18886 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18889 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18890 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18892 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18894 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18895 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18896 constants instead of magic numbers.
18897 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18899 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18900 (x86_64_ms_abi_int_parameter_registers): Ditto.
18901 (x86_64_int_return_registers): Ditto.
18902 (ix86_maybe_switch_abi): Ditto.
18903 (ix86_expand_call): Ditto for clobbered_registers array.
18904 (ix86_hard_regno_mode_ok): Ditto.
18905 (x86_extended_QIreg_mentioned_p): Ditto.
18907 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18909 PR tree-optimization/39349
18910 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18912 * combine.c (gen_lowpart_for_combine): Use omode when generating
18915 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18917 PR rtl-optimization/39235
18918 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18920 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18922 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18924 2009-03-04 Richard Guenther <rguenther@suse.de>
18926 PR tree-optimization/39362
18927 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18928 that occur in abnormal PHIs should be varying.
18930 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18932 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18934 (simple_iv): Take loop as an argument instead of statement.
18935 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18936 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18938 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18940 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18941 * matrix-reorg.c (analyze_transpose): Ditto.
18942 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18943 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18944 * tree-predcom.c (ref_at_iteration): Ditto.
18945 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18947 2009-03-04 Richard Guenther <rguenther@suse.de>
18949 PR tree-optimization/39358
18950 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18951 escaped_id and callused_id.
18952 (solve_graph): Likewise.
18954 2009-03-04 Richard Guenther <rguenther@suse.de>
18956 PR tree-optimization/39339
18957 * tree-sra.c (try_instantiate_multiple_fields): Make it
18958 no longer ICE on the above.
18960 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18962 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18963 that fits within Pmode.
18965 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18967 PR middle-end/10109
18968 * tm.texi (LIBCALL_VALUE): Update description.
18970 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18972 PR middle-end/34443
18973 * doc/extend.texi (section): Update description.
18975 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18977 PR middle-end/39345
18978 * tree-inline.c (remapped_type): New.
18979 (can_be_nonlocal): Call remapped_type instead of remap_type.
18981 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18984 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18985 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18987 2009-03-03 Richard Guenther <rguenther@suse.de>
18989 PR middle-end/39272
18990 * tree.c (tree_nonartificial_location): New function.
18991 * tree.h (tree_nonartificial_location): Declare.
18992 * builtins.c (expand_builtin_memory_chk): Provide location
18993 of the call location for artificial function pieces.
18994 (maybe_emit_chk_warning): Likewise.
18995 (maybe_emit_sprintf_chk_warning): Likewise.
18996 (maybe_emit_free_warning): Likewise.
18997 * expr.c (expand_expr_real_1): Likewise.
18999 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19001 PR tree-optimization/39343
19002 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19003 COMPONENT_REF t has ARRAY_TYPE.
19005 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19007 PR middle-end/39335
19008 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19009 when the type precision of the induction variable should be
19010 larger than the type precision of nit.
19011 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19012 * graphite.c (graphite_loop_normal_form): Same.
19013 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19015 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19017 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19018 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19019 numbers to describe clobbered registers.
19020 (*call_value_0_rex64_ms_sysv): Ditto.
19021 * config/i386/mmx.md (mmx_emms): Ditto.
19022 (mmx_femms): Ditto.
19024 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19026 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19029 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19031 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19032 (spu_section_type_flags): New function.
19034 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19036 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19037 reg_class_contents of FLOAT_REGS into a temporary.
19039 2009-03-02 Richard Guenther <rguenther@suse.de>
19040 Ira Rosen <irar@il.ibm.com>
19042 PR tree-optimization/39318
19043 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19044 information to the vectorized statement.
19046 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19048 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19049 variable. Use defined names instead of magic constants for REX SSE
19052 2009-03-01 Richard Guenther <rguenther@suse.de>
19054 PR tree-optimization/39331
19055 * omp-low.c (lower_send_shared_vars): Do not receive new
19056 values for the reference of DECL_BY_REFERENCE parms or results.
19058 2009-03-01 Jan Hubicka <jh@suse.cz>
19061 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19062 BLOCK_NONLOCALIZED_VAR): New macros.
19063 (tree_block): Add nonlocalized_vars.
19064 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19065 gen_decl_die): Add origin argument. Allow generation of die with
19066 origin at hand only.
19067 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19068 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19070 (gen_block_die): Fix checking for unused blocks.
19071 (process_scope_var): Break out from .... ; work with origins only.
19072 (decls_for_scope) ... here; process nonlocalized list.
19073 (dwarf2out_ignore_block): Look for nonlocalized vars.
19074 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19076 (dump_scope_block): Dump them.
19077 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19078 (remap_block): Likewise.
19079 (can_be_nonlocal): New predicate.
19080 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19082 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19084 * configure: Regenerate.
19086 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19088 * optc-gen.awk: No need to duplicate option flags twice.
19089 Reuse help texts for duplicate options which do not have any.
19091 * gcc.c (display_help): Document --version.
19093 * gcc.c (main): If print_help_list and verbose_flag, ensure
19094 driver output comes before subprocess output.
19096 * optc-gen.awk: Assign all remaining fields to help string,
19097 space-separated, for multi-line help in *.opt.
19099 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19100 -Wno-pedantic-ms-format is for MinGW targets only.
19102 * doc/options.texi (Option file format): Fix bad indentation,
19103 restoring dropped sentence.
19105 2009-02-28 Jan Hubicka <jh@suse.cz>
19107 * tree-inline.c (tree_function_versioning): Output debug info.
19109 2009-02-28 Jan Hubicka <jh@suse.cz>
19112 * tree-inline.c (setup_one_parameter): Do not copy propagate
19113 arguments when not optimizing.
19115 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19118 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19119 (avx_addsubv4df3): Likewise.
19120 (*avx_addsubv4sf3): Likewise.
19121 (sse3_addsubv4sf3): Likewise.
19122 (*avx_addsubv2df3): Likewise.
19123 (sse3_addsubv2df3): Likewise.
19124 (avx_unpckhps256): Correct item selectors.
19125 (avx_unpcklps256): Likewise.
19126 (avx_unpckhpd256): Likewise.
19127 (avx_unpcklpd256): Likewise.
19129 2009-02-28 Jan Hubicka <jh@suse.cz>
19131 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19133 (copy_arguments_for_versioning): If var is declared don't declare it.
19134 (tree_function_versioning): First setup substitutions and then copy
19137 2009-02-27 Jan Hubicka <jh@suse.cz>
19140 * cgraph.h (varpool_output_debug_info): Remove.
19141 * cgraphunit.c (varpool_output_debug_info): Remove.
19142 * dwarf2out.c (deferred_locations_struct): New struct
19143 (deferred_locations): New type.
19144 (deferred_locations_list): New static var.
19145 (deffer_location): New function.
19146 (gen_variable_die): Use it.
19147 (decls_for_scope): Output info on local static vars.
19148 (dwarf2out_finish): Process deferred locations.
19149 * varpool.c (varpool_output_debug_info): Remove.
19151 2009-02-27 Jan Hubicka <jh@suse.cz>
19154 * tree.h (TREE_PROTECTED): Fix comment.
19155 (BLOCK_HANDLER_BLOCK): Remove.
19156 (struct tree_block): Remove handler_block add body_block.
19157 (inlined_function_outer_scope_p): New.
19158 (is_body_block): Remove.
19159 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19160 * dwarf2out.c (is_inlined_entry_point): Remove.
19161 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19162 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19164 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19165 * gimplify.c (gimplify_expr): Gimplify body blocks.
19166 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19167 block with multiple subblocks.
19168 (dump_scope_block): Prettier output; dump more flags and info.
19169 (dump_scope_blocks): New.
19170 (remove_unused_locals): Use dump_scope_blocks.
19171 * tree-flow.h (dump_scope_blocks): Declare.
19172 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19173 * stmt.c (is_body_block): Remove.
19174 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19175 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19177 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19179 PR middle-end/39308
19180 * graphite.c (graphite_loop_normal_form): Do not call
19181 number_of_iterations_exit from a gcc_assert.
19183 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19185 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19186 jumps if COND is NULL.
19187 (find_cond_jump): New function.
19188 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19189 * config/s390/s390.md: Remove z10_cobra attribute value.
19191 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19193 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19194 force_const_mem returns NULL_RTX.
19196 2009-02-26 Jan Hubicka <jh@suse.cz>
19199 * cgraph.h (varpool_output_debug_info): Remove.
19200 * cgraphunit.c (varpool_output_debug_info): Remove.
19201 * dwarf2out.c (deferred_locations_struct): New struct
19202 (deferred_locations): New type.
19203 (deferred_locations_list): New static var.
19204 (deffer_location): New function.
19205 (gen_variable_die): Use it.
19206 (decls_for_scope): Output info on local static vars.
19207 (dwarf2out_finish): Process deferred locations.
19208 * varpool.c (varpool_output_debug_info): Remove.
19210 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19212 PR rtl-optimization/39241
19213 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19214 to subreg_offset_representable_p.
19216 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19218 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19219 execute function prototype. Get f and nregs from max_reg_num
19220 and get_insns. Remove the first backward pass as it's dead,
19221 guard the forward pass by flag_expensive_optimizations.
19222 (rest_of_handle_regmove): Delete.
19223 (pass_regmove): Replace it with regmove_optimize.
19225 2009-02-25 Martin Jambor <mjambor@suse.cz>
19227 PR tree-optimization/39259
19228 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19229 calls_alloca function flags.
19230 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19231 calls are detected.
19233 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19235 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19236 flags_set_1_rtx, flags_set_1_set): Delete.
19237 (regmove_optimize): Do not call mark_flags_life_zones.
19239 2009-02-24 Julian Brown <julian@codesourcery.com>
19242 * config/arm/arm.c (require_pic_register): Only set
19243 cfun->machine->pic_reg once per function.
19245 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19247 * doc/invoke.texi (Link Options): Document an easier way to pass
19248 options that take arguments to the GNU linker using -Xlinker and -Wl.
19250 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19253 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19255 2009-02-24 Richard Guenther <rguenther@suse.de>
19258 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19260 2009-02-24 Richard Guenther <rguenther@suse.de>
19261 Zdenek Dvorak <ook@ucw.cz>
19263 PR tree-optimization/39233
19264 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19265 from converting them to a generic type.
19267 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19269 PR tree-optimization/39260
19270 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19271 contains a condition with a real type.
19272 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19274 2009-02-23 Jason Merrill <jason@redhat.com>
19277 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19278 narrowing_initializer_constant_valid_p.
19279 (narrowing_initializer_constant_valid_p): Don't return
19280 null_pointer_node for adding a pointer to itself.
19282 2009-02-23 Jan Hubicka <jh@suse.cz>
19285 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19288 2009-02-23 Jan Hubicka <jh@suse.cz>
19290 PR tree-optimization/37709
19291 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19292 * tree.h (block_ultimate_origin): Declare.
19293 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19294 * tree-ssa-live.c (remove_unused_scope_block_p):
19295 Eliminate blocks containig no instructions nor live variables nor
19297 (dump_scope_block): New function.
19298 (remove_unused_locals): Enable removal of dead blocks by default;
19299 enable dumping at TDF_DETAILS.
19301 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19303 * config/i386/i386.c (classify_argument): Don't allow COImode
19305 (function_arg_advance_32): Don't allow OImode.
19306 (function_arg_32): Likewise.
19307 (function_value_32): Likewise.
19308 (return_in_memory_32): Likewise.
19309 (function_arg_64): Remove OImode comment.
19311 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19314 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19315 ix86_expand_vector_set for V4DImode in 64bit mode only.
19316 (ix86_expand_vector_init_one_var): Likewise.
19318 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19320 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19322 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19325 * loop-iv.c: Revert last change.
19326 * emit-rtl.c: Likewise.
19328 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19331 * config/i386/i386.c (type_natural_mode): Remove an extra
19332 space in the warning message.
19333 (function_value_32): Handle 32-byte vector modes.
19334 (return_in_memory_32): Likewise.
19336 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19338 * loop-iv.c (truncate_value): New function.
19339 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19341 (lowpart_subreg): Move to...
19342 * emit-rtl.c: ...here.
19344 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19346 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19347 accidental and undocumented change at revision 140860.
19349 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19351 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19352 take gimple_seq * arguments.
19353 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19354 types_compatible_p langhook.
19356 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19357 Joseph Myers <joseph@codesourcery.com>
19359 * config/arm/arm.c (arm_builtin_va_list): New function.
19360 (arm_expand_builtin_va_start): Likewise.
19361 (arm_gimplify_va_arg_expr): Likewise.
19362 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19363 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19364 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19365 (va_list_type): New variable.
19366 (arm_mangle_type): Mangle va_list_type appropriately.
19368 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19370 PR middle-end/39157
19371 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19372 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19373 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19374 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19375 parameter to 1000 for -O1 by default.
19376 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19378 * loop-invariant.c: Include params.h.
19379 (move_loop_invariants): Don't call move_single_loop_invariants on
19382 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19384 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19385 offset when calculating bounds for indexing stack_usage_map. Fixes
19386 a buffer overflow with certain target setups.
19388 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19391 * calls.c (expand_call): Clear try_tail_call if caller and callee
19392 disagree in promotion of function return value.
19394 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19397 * c-common.c (c_determine_visibility): If visibility changed and
19398 DECL_RTL has been already set, call make_decl_rtl to update symbol
19401 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19404 * varasm.c (assemble_variable): Don't check DECL_NAME when
19405 globalizing a variable.
19407 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19410 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19411 expression before any __builtin_trap call.
19412 * c-typeck.c (build_function_call): Convert and check function
19413 arguments before generating a call to a trap. Evaluate the
19414 function arguments before the trap.
19416 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19419 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19420 (UNSPEC_FXAM_MEM): New unspec.
19421 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19422 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19423 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19425 2009-02-19 Richard Guenther <rguenther@suse.de>
19427 PR tree-optimization/39207
19428 PR tree-optimization/39074
19429 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19430 storedanything_tree): New.
19431 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19432 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19433 (build_succ_graph): Add edges from STOREDANYTHING to all
19435 (init_base_vars): Initialize STOREDANYTHING.
19436 (compute_points_to_sets): Free substitution info after
19437 building the succ graph.
19438 (ipa_pta_execute): Likewise.
19440 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19442 (do_ds_constraint): Do not add to special var or non-pointer
19444 (type_could_have_pointers): Split out from ...
19445 (could_have_pointers): ... here. For arrays use the element type.
19446 (create_variable_info_for): Initialize may_have_pointers.
19447 (new_var_info): Likewise.
19448 (handle_lhs_call): Make the HEAP variable unknown-sized.
19449 (intra_create_variable_infos): Use a type with pointers for
19450 PARM_NOALIAS, make it unknown-sized.
19452 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19455 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19457 2009-02-18 Jason Merrill <jason@redhat.com>
19460 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19461 value if DECL_EXTERNAL.
19462 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19463 * target.h (gcc_target::binds_local_p): Clarify "module".
19464 * tree.h (TREE_PUBLIC): Clarify "module".
19466 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19469 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19470 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19472 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19475 * c.opt (Wabi): Support C and ObjC.
19478 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19480 * config/i386/i386.c (classify_argument): Warn once about the ABI
19481 change when passing union with long double.
19483 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19485 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19488 * c-parser.c (c_parser_compound_statement): Always enter and leave
19491 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19494 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19496 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19498 PR tree-optimization/36922
19499 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19500 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19503 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19505 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19508 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19510 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19512 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19514 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19517 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19518 Richard Sandiford <rdsandiford@googlemail.com>
19520 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19521 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19522 (loongson_biadd): ...this.
19524 2009-02-17 Richard Guenther <rguenther@suse.de>
19526 PR tree-optimization/39202
19527 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19528 a var make sure to follow existing collapses.
19530 2009-02-17 Richard Guenther <rguenther@suse.de>
19532 PR middle-end/39214
19533 * langhooks.c (lhd_print_error_function): Check for NULL block.
19535 2009-02-17 Richard Guenther <rguenther@suse.de>
19537 PR tree-optimization/39204
19538 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19541 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19543 * config/soft-fp/double.h: Update from glibc CVS.
19545 2009-02-17 Richard Guenther <rguenther@suse.de>
19547 PR tree-optimization/39207
19548 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19549 strict-aliasing warnings for pointers pointing to NULL.
19551 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19554 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19555 skipping until next close brace.
19557 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19560 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19561 to function argument boundary.
19563 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19565 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19566 in the lea_add. Reload eventually constraints it properly.
19567 * config/picochip/constraints.md: Remove the target constraint
19568 "b", since it is not needed anymore.
19570 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19572 * gthr-dce.h: Uglify function parameter and local variable names.
19573 * gthr-gnat.h: Likewise.
19574 * gthr-mipssde.h: Likewise.
19575 * gthr-nks.h: Likewise.
19576 * gthr-posix95.h: Likewise.
19577 * gthr-posix.h: Likewise.
19578 * gthr-rtems.h: Likewise.
19579 * gthr-single.h: Likewise.
19580 * gthr-solaris.h: Likewise.
19581 * gthr-tpf.h: Likewise.
19582 * gthr-vxworks.h: Likewise.
19583 * gthr-win32.h: Likewise.
19585 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19588 * config/i386/i386.md: Restrict the new peephole2 to move
19589 between MMX/SSE registers.
19591 2009-02-15 Richard Guenther <rguenther@suse.de>
19594 2009-02-13 Richard Guenther <rguenther@suse.de>
19596 * configure.ac: Enable LFS.
19597 * configure: Re-generate.
19598 * config.in: Likewise.
19600 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19602 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19603 spu_srqwbyte, spu_srqwbytebc): Define.
19604 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19605 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19606 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19607 "shrqby_<mode>"): New insn-and-split patterns.
19608 * config/spu/spu.c (expand_builtin_args): Determine and return
19609 number of operands using spu_builtin_description data.
19610 (spu_expand_builtin_1): Use it.
19612 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19615 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19618 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19621 * config/i386/i386.c (override_options): Correct warning
19622 messages for -malign-loops, -malign-jumps and -malign-functions.
19624 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19627 * config/i386/i386.md: Restrict the new peephole2 to move
19628 between the general purpose registers.
19630 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19633 * config/i386/i386.c (type_natural_mode): Add a new argument.
19634 Return the original mode and warn ABI change if vector size is 32byte.
19635 (function_arg_advance): Updated.
19636 (function_arg): Likewise.
19637 (ix86_function_value): Likewise.
19638 (ix86_return_in_memory): Likewise.
19639 (ix86_sol10_return_in_memory): Likewise.
19640 (ix86_gimplify_va_arg): Likewise.
19641 (function_arg_32): Don't warn ABX ABI change here.
19642 (function_arg_64): Likewise.
19644 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19646 * loop-iv.c (implies_p): In the final case, test that operands 0
19647 of the two comparisons match.
19649 * config/bfin/bfin.c (find_prev_insn_start): New function.
19650 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19651 (find_next_insn_start): Move.
19653 2009-02-13 Richard Guenther <rguenther@suse.de>
19655 * configure.ac: Enable LFS.
19656 * configure: Re-generate.
19657 * config.in: Likewise.
19659 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19662 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19663 sizes on syntax error after some arguments have been parsed.
19665 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19667 * doc/invoke.texi (-fira): Remove.
19669 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19671 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19672 * recog.c: Likewise.
19675 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19677 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19678 (umul_ppmm): Likewise.
19679 (count_leading_zeros): Likewise.
19680 (count_trailing_zeros): Likewise.
19681 (UMUL_TIME): Likewise.
19683 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19685 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19686 soft-fp/t-softfp to tmake_file.
19688 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19689 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19690 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19691 IA64_BUILTIN_INFQ]: New.
19692 (ia64_init_builtins): Initialize __builtin_infq,
19693 __builtin_fabsq and __builtin_copysignq if not HPUX.
19694 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19695 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19697 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19699 (__fixtfti): Likewise.
19700 (__fixunstfti): Likewise.
19701 (__floattitf): Likewise.
19703 * config/ia64/libgcc-glibc.ver: New.
19704 * config/ia64/t-fprules-softfp: Likewise.
19705 * config/ia64/sfp-machine.h: Likewise.
19707 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19708 (LIBGCC2_TF_CEXT): Likewise.
19709 (TF_SIZE): Likewise.
19710 (TARGET_INIT_LIBFUNCS): Likewise.
19712 * config/ia64/t-glibc (SHLINB_MAPFILES):
19713 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19715 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19717 * config/i386/i386.c (construct_container): Rewrite processing
19718 BLKmode with X86_64_SSE_CLASS.
19720 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19723 * config/i386/i386.md: Replace simplify_replace_rtx with
19724 replace_rtx in the new peephole2.
19726 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19728 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19729 loop unrolling do not happen at -O2.
19731 2009-02-12 Michael Matz <matz@suse.de>
19733 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19735 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19737 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19740 2009-02-12 Ben Elliston <bje@au.ibm.com>
19742 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19743 patterns when updating the back chain. Missed in the 2009-02-10
19746 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19748 * doc/extend.texi (Decimal Floating Types): Update identifier of
19749 draft TR and list of missing support.
19751 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19753 PR middle-end/39154
19754 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19755 bit to variable length decl's flags, add it also to its
19756 pointer replacement variable.
19758 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19759 Jakub Jelinek <jakub@redhat.com>
19762 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19763 (memory_blockage): New expander.
19764 (*memory_blockage): New insn pattern.
19765 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19766 instead of general blockage at the end of function prologue when
19767 frame pointer is used to access red zone area. Do not emit blockage
19768 when profiling, it is emitted in generic code.
19769 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19770 function epilogue when frame pointer is used to access red zone area.
19772 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19775 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19776 by arithmetic with memory operands.
19777 * config/i386/predicates.md (commutative_operator): New.
19779 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19781 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19784 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19786 * alias.h (record_alias_subset): Declare.
19787 * alias.c (record_alias_subset): Make global.
19789 2009-02-10 Nick Clifton <nickc@redhat.com>
19791 * tree-parloops.c: Change license to GPLv3.
19792 * ipa-struct-reorg.c: Change license to GPLv3.
19793 * ipa-struct-reorg.h: Change license to GPLv3.
19795 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19798 * c-decl.c (start_struct): Return NULL on error.
19800 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19802 PR middle-end/39124
19803 * cfgloopmanip.c (remove_path): Call remove_bbs after
19804 cancel_loop_tree, not before it.
19807 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19808 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19809 VAR_DECLs were seen.
19810 * tree-ssa-live.c (remove_unused_locals): Recompute
19811 cfun->has_local_explicit_reg_vars.
19812 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19813 copies or clearings if cfun->has_local_explicit_reg_vars.
19815 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19818 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19819 of function prologue when frame pointer is used to access
19822 2009-02-10 Richard Guenther <rguenther@suse.de>
19824 PR middle-end/39127
19825 * gimplify.c (gimple_regimplify_operands): Always look if
19826 we need to create a temporary.
19828 2009-02-10 Richard Guenther <rguenther@suse.de>
19830 PR tree-optimization/39132
19831 * tree-loop-distribution.c (todo): New global var.
19832 (generate_memset_zero): Trigger TODO_rebuild_alias.
19833 (tree_loop_distribution): Return todo.
19835 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19838 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19839 (x86_64_reg_class_name): Removed.
19840 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19841 first one isn't X86_64_SSE_CLASS or any other ones aren't
19842 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19843 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19844 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19845 and 3 X86_64_SSEUP_CLASS.
19846 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19847 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19849 2009-02-10 Ben Elliston <bje@au.ibm.com>
19851 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19852 form instruction to update the stack back chain word, even if the
19853 user has disabled the generation of update instructions.
19854 (movdi_<mode>_update_stack): New.
19855 (movsi_update_stack): Likewise.
19856 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19857 always use an update form instruction to update the stack back
19860 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19862 PR middle-end/38953
19863 * graphite.c (if_region_set_false_region): After moving a region in
19864 the false branch of a condition, remove the empty dummy basic block.
19865 (gloog): Remove wrong fix for PR38953.
19867 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19869 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19870 generation due to implicit sign extension.
19872 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19874 PR middle-end/38981
19875 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19876 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19878 2009-02-09 Richard Guenther <rguenther@suse.de>
19880 PR middle-end/35202
19881 * convert.c (convert_to_real): Disable (float)fn((double)x)
19882 to fnf(x) conversion if errno differences may occur and
19883 -fmath-errno is set.
19885 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19887 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19888 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19889 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19891 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19894 * c-common.c (handle_alias_attribute): Disallow attribute for
19895 anything not a FUNCTION_DECL or VAR_DECL.
19897 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19900 * real.c (do_compare): Special-case compare of zero against
19901 decimal float value.
19903 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19906 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19907 as indicating flexible array members unless the field itself is
19908 being declarared as the incomplete array.
19910 2009-02-06 Jan Hubicka <jh@suse.cz>
19912 PR tree-optimization/38844
19913 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19914 is already inlined.
19916 2009-02-06 Richard Guenther <rguenther@suse.de>
19918 PR middle-end/38977
19919 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19920 fork because we may expand it as __gcov_fork.
19922 2009-02-06 Nick Clifton <nickc@redhat.com>
19924 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19926 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19928 PR tree-optimization/35659
19929 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19930 vn_phi_eq): Shortcut if hashcode does not match.
19931 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19933 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19934 and avoid iterative_hash_expr.
19935 (FOR_EACH_VALUE_ID_IN_SET): New.
19936 (value_id_compare): Remove.
19937 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19938 sort expressions by value id.
19940 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19943 * config/sh/predicates.md (general_movsrc_operand): Don't check
19944 the subreg of system registers here.
19946 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19949 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19950 on the copied decl.
19952 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19954 PR rtl-optimization/39110
19955 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19956 addresses, not aligned ones.
19958 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19959 Richard Guenther <rguenther@suse.de>
19961 PR tree-optimization/39100
19962 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19963 comment says and add edges.
19965 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19968 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19969 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19971 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19973 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19974 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19975 register_bb_in_sese, new_sese, free_sese): Moved.
19976 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19977 outermost_loop_in_scop, build_scop_iteration_domain,
19978 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19979 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19980 Use loop_in_sese_p instead of loop_in_scop_p.
19981 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19982 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19983 (scopdet_basic_block_info): Fix bug in scop detection.
19984 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19985 eq_loop_to_cloog_loop): Remove.
19986 (nb_loops_around_loop_in_scop, nb_loop
19987 ref_nb_loops): Moved here...
19988 * graphite.h (ref_nb_loops): ... from here.
19989 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19990 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19991 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19992 * testsuite/gcc.dg/graphite/scop-19.c: New
19994 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19995 Hans-Peter Nilsson <hp@axis.com>
19997 PR rtl-optimization/37889
19998 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19999 Move offset handling from PLUS to before the switch. Use new
20000 arguments when considering SYMBOL_REFs too.
20001 (rtx_addr_can_trap_p): Pass dummy offset and size.
20002 (enum may_trap_p_flags): Remove.
20003 (may_trap_p_1): Pass size from MEM_SIZE.
20005 PR rtl-optimization/38921
20006 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20007 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20008 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20009 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20011 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20013 AVX Programming Reference (January, 2009)
20014 * config/i386/sse.md (*vpclmulqdq): New.
20016 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20018 PR tree-optimization/38977
20019 PR gcov-profile/38292
20020 * calls.c (special_function_p): Disregard __builtin_ prefix.
20022 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20024 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20025 non-indexable addresses even before reload.
20027 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20030 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20031 as having variable size. Do not give an error for unnamed
20032 parameters with [*] declarators. Give a warning for type names
20033 with [*] declarators and mark them as variable size.
20034 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20035 for sizeof applied to [*] type names.
20037 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20040 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20042 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20044 * gcc.c (process_command): Update copyright notice dates.
20045 * gcov.c (print_version): Likewise.
20046 * gcov-dump.c (print_version): Likewise.
20047 * mips-tfile.c (main): Likewise.
20048 * mips-tdump.c (main): Likewise.
20050 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20053 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20054 for composite type involving a zero-length array type.
20056 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20059 * function.c (match_asm_constraints_1): Skip over
20060 initial optional % in the constraint.
20062 PR inline-asm/39059
20063 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20064 supported, don't accept FIXED_CSTs.
20065 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20066 and _Sat is used without _Fract/_Accum. Set specs->type to
20067 integer_type_node for cts_fract/cts_accum if fixed point is not
20070 2009-02-02 Catherine Moore <clm@codesourcery.com>
20072 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20074 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20076 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20077 (ABI_HAS_64BIT_SYMBOLS): Use it.
20078 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20080 2009-02-02 Paul Brook <paul@codesourcery.com>
20082 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20084 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20086 PR inline-asm/39058
20087 * recog.h (asm_operand_ok): Add constraints argument.
20088 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20089 recurse on matching constraint.
20090 (check_asm_operands): Pass constraints as 3rd argument to
20091 asm_operand_ok. Don't look up matching constraint here.
20092 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20095 2009-02-02 Ben Elliston <bje@au.ibm.com>
20097 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20098 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20100 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20102 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20103 information. Remove some obsolete information. Reorganize.
20105 * config/pa/fptr.c: Revert license to GPL 2.
20106 * config/pa/milli64.S: Likewise.
20108 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20111 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20112 LIBRARY name in, instead of hard-coding it.
20113 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20114 extra target make frag to tmake_files according to EH model.
20115 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20116 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20117 frags that define makefile variable EH_MODEL appropriately.
20118 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20119 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20120 to "-sjlj" according to type of EH configured.
20121 (LIBGCC_SONAME): Concatenate it to shared library base name.
20122 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20123 to "_sjlj" according to type of EH configured.
20124 (LIBGCC_SONAME): Concatenate it to shared library base name.
20125 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20126 (SHLIB_LINK): Add missing semicolon to if-else construct.
20127 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20128 string value of "pe_dll" command-line option.
20129 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20130 (SHLIB_SONAME): Use it when overriding t-cygming default.
20131 (SHLIB_IMPLIB): Override t-cygming default.
20132 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20133 string value of "pe_dll" command-line option.
20135 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20138 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20139 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20141 2009-01-31 Richard Guenther <rguenther@suse.de>
20143 PR tree-optimization/38937
20144 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20145 computing the transitive closure.
20147 2009-01-30 Richard Guenther <rguenther@suse.de>
20149 PR tree-optimization/39041
20150 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20151 Propagate variable indices only if the types match for this stmt.
20153 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20156 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20157 inline but never defined.
20159 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20161 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20162 (*insv_h_di_reg_extimm): New insn.
20163 (*insv_l<mode>_reg_extimm): New insn.
20165 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20167 * config/picochip/picochip.c (flag_conserve_stack): set
20168 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20169 fconserve-stack. Reduce call-overhead used by inliner.
20171 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20174 * common.opt (flag_conserve_stack): Initialised to zero.
20176 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20179 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20180 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20183 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20185 * ira-color.c (allocno_reload_assign): Update comments.
20186 * regmove.c (regmove_optimize): Likewise.
20190 2009-01-29 Robert Millan <rmh@aybabtu.com>
20192 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20193 * config/i386/kopensolaris-gnu.h: New file. Undefine
20194 `MD_UNWIND_SUPPORT'.
20195 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20197 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20199 PR tree-optimization/39007
20200 * tree-loop-distribution.c (generate_builtin): Use
20201 recompute_dominator to compute the immediate dominator of the
20202 basic block just after the loop.
20204 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20206 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20207 (ASM_OUTPUT_DWARF_PCREL): Define.
20209 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20211 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20212 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20213 global. Modify entries about regmove and IRA.
20215 * ra-conflict.c: Remove the file.
20217 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20219 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20220 (pass_regclass_init): Rename to pass_reginfo_init.
20222 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20224 * toplev.h (flag_ira): Remove.
20226 * caller-save.c (setup_save_areas): Remove flag_ira.
20228 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20230 * global.c: Remove the file.
20232 * opts.c (decode_options): Remove flag_ira.
20234 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20236 * regmove.c: Modify file description.
20237 (find_use_as_address, try_auto_increment): Define them only if
20238 AUTO_INC_DEC is defined.
20239 (replacement_quality, replace_in_call_usage, fixup_match_1,
20240 stable_and_no_regs_but_for_p): Remove.
20241 (reg_set_in_bb): Make it static.
20242 (regmove_optimize): Remove flag_ira and code which worked for
20245 * local-alloc.c: Remove the file.
20247 * common.opt (fira): Remove.
20249 * ira.c: Include except.h.
20250 (eliminable_regset): Move from global.c.
20251 (mark_elimination): Ditto. Remove flag_ira.
20252 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20253 equiv_mem_modified, validate_equiv_mem_from_store,
20254 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20255 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20256 no_equiv, recorded_label_ref): Move from local-alloc.c.
20257 (update_equiv_regs): Ditto. Make it static.
20258 (print_insn_chain, print_insn_chains): Move it from global.c.
20259 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20260 (build_insn_chain): Ditto. Make it static.
20261 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20262 Rename to init_live_subregs.
20263 (gate_ira): Remove flag_ira.
20265 * regclass.c: Rename reginfo.c. Change file description.
20266 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20267 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20268 (init_reg_sets_1): Remove code for evaluation of
20269 reg_class_superclasses and losing_caller_save_reg_set.
20270 (init_regs): Remove init_reg_autoinc.
20271 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20272 ok_for_base_p_nonstrict): Remove.
20273 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20274 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20275 corresponding entries.
20276 (dump_regclass, record_operand_costs, scan_one_insn,
20277 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20278 record_address_regs, auto_inc_dec_reg_p): Remove.
20279 (gt-regclass.h): Rename to gt-reginfo.h.
20281 * rtl.h (dump_global_regs, retry_global_alloc,
20282 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20284 * Makefile.in (RA_H): Remove.
20285 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20286 Rename regclass.o to reginfo.o.
20287 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20289 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20290 (GTFILES): Rename regclass.c to reginfo.c.
20292 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20293 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20295 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20296 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20298 (finish_spills): Ditto. Remove code for !flag_ira.
20300 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20302 PR middle-end/35854
20303 * doc/invoke.texi (rtl debug options): Complete rewrite.
20304 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20306 * mode-switching.c (pass_mode_switching): Rename pass from
20307 "mode-sw" to "mode_sw".
20308 * except.c (pass_convert_to_eh_ranges): Rename pass from
20309 "eh-ranges" to "eh_ranges".
20310 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20314 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20315 Alexander Monakov <amonakov@ispras.ru>
20317 PR middle-end/38857
20318 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20320 (move_exprs_to_boundary): Change return type and pass through
20321 should_move from move_op. Relax assert. Update usage ...
20322 (schedule_expr_on_boundary): ... here. Use should_move instead of
20324 (move_op_orig_expr_found): Indicate that insn was disconnected from
20326 (code_motion_process_successors): Do not call after_merge_succs
20327 callback if original expression was not found when traversing any of
20329 (code_motion_path_driver): Change return type. Update prototype.
20330 (move_op): Update comment. Add a new parameter (should_move). Update
20331 prototype. Set *should_move based on indication provided by
20332 move_op_orig_expr_found.
20334 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20336 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20337 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20338 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20339 * config/rs6000/rs6000.c (rs6000_override_options): Default
20340 avoid-indexed-addresses on for Power6, off for everything else.
20341 (avoiding_indexed_address_p): New function.
20342 (rs6000_legitimize_address): Use it.
20343 (rs6000_legitimate_address): Likewise.
20344 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20346 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20348 PR tree-optimization/38997
20349 * tree-loop-distribution.c (generate_memset_zero): Use
20350 POINTER_PLUS_EXPR for a pointer addition.
20352 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20354 * config/s390/s390.md (bswap<mode>2): New pattern added.
20356 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20358 * config/s390/s390.md (*tls_load_31): Added type attribute.
20360 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20362 * config/s390/s390.md: Fix a few comments.
20364 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20366 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20367 (*tm<mode>_full): Fixed z10prop attribute.
20368 (*tst<mode>_extimm): Fixed z10prop attribute.
20369 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20370 (*tstqiCCT_cconly): Fixed z10prop attribute.
20371 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20372 (*movsi_larl): Fixed z10prop attribute.
20373 (*movsi_zarch): Fixed z10prop attribute.
20374 (*movsi_eas): Fixed z10prop attribute.
20375 (*movhi): Fixed z10prop attribute.
20376 (*movqi): Fixed z10prop attribute.
20377 (*movstrictqi): Fixed z10prop attribute.
20378 (*mov<mode>): Fixed z10prop attribute.
20379 (*movcc): Fixed z10prop attribute.
20380 (*sethighpartdi_64): Fixed z10prop attribute.
20381 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20382 (*negdi2_sign_cc): Fixed z10prop attribute.
20383 (*negdi2_sign): Fixed z10prop attribute.
20384 (*absdi2_sign_cc): Fixed z10prop attribute.
20385 (*absdi2_sign): Fixed z10prop attribute.
20386 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20387 (*negabsdi2_sign): Fixed z10prop attribute.
20388 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20389 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20390 (doloop_si64): Fixed z10prop attribute.
20391 (doloop_si31): Fixed z10prop attribute.
20392 (doloop_long): Fixed z10prop attribute.
20393 (indirect_jump): Fixed z10prop attribute.
20394 (nop): Fixed z10prop attribute.
20395 (main_base_64): Fixed z10prop attribute.
20396 (reload_base_64): Fixed z10prop attribute.
20398 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20400 PR rtl-optimization/38740
20401 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20403 * config/mips/mips.c (mips_reorg): Likewise.
20405 2009-01-28 Richard Guenther <rguenther@suse.de>
20407 PR tree-optimization/38926
20408 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20409 with the correct value id to a value.
20410 (do_regular_insertion): Use the value number of edoubleprime
20411 for the value number of the expr.
20414 2008-08-21 Richard Guenther <rguenther@suse.de>
20416 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20417 a PHI ask VN if it is already available.
20418 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20419 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20421 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20423 PR middle-end/38934
20424 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20425 set to varying whenever max has TREE_OVERFLOW set, similarly
20426 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20428 2009-01-28 Richard Guenther <rguenther@suse.de>
20430 PR middle-end/38908
20431 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20432 uninitialized aggregate uses in call arguments.
20434 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20436 PR tree-optimization/38984
20437 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20438 the nothing_id variable if -fno-delete-null-pointer-checks.
20440 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20443 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20444 (set_got_offset_rex64): Ditto.
20446 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20449 * doc/extend.texi: Improve local variable with asm reg.
20451 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20453 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20454 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20455 was not supplied then set warn_packed_bitfield_compat to the
20456 default value of 1.
20457 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20460 2009-01-27 Richard Guenther <rguenther@suse.de>
20462 PR tree-optimization/38503
20463 * cfgexpand.c (expand_gimple_basic_block): Ignore
20464 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20465 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20466 variables that cannot have TBAA applied.
20467 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20470 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20472 PR middle-end/38969
20473 * calls.c (initialize_argument_information): Do not wrap complex
20474 arguments in SAVE_EXPR.
20476 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20478 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20479 (INSTALL_LIBGCC): Revert typo commit.
20481 2009-01-26 Richard Guenther <rguenther@suse.de>
20483 PR tree-optimization/38745
20484 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20485 from special handling.
20487 2009-01-26 Richard Guenther <rguenther@suse.de>
20489 PR tree-optimization/38745
20490 * tree-ssa.c (execute_update_addresses_taken): Do not include
20491 variables that cannot possibly be a register in not_reg_needs.
20492 Do not clear TREE_ADDRESSABLE on vars that may not become
20494 * tree-ssa.c (update_alias_info_1): Include those in the set
20495 of addressable vars.
20497 2009-01-26 Richard Guenther <rguenther@suse.de>
20499 PR middle-end/38851
20500 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20501 * tree-ssa-dse.c: Include langhooks.h
20502 (execute_simple_dse): Remove stores with zero size.
20504 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20507 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20510 2009-01-24 Julian Brown <julian@codesourcery.com>
20512 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20513 config/arm/linux-atomic.c.
20514 * config/arm/linux-atomic.c: New.
20516 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20518 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20519 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20520 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20522 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20525 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20528 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20530 PR tree-optimization/38953
20531 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20532 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20533 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20534 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20537 2009-01-24 Paul Brook <paul@codesourcery.com>
20539 * config/arm/neon.md (neon_type): Move to arm.md.
20540 (neon_mov<VSTRUCT>): Add neon_type attribute.
20541 * config/arm/arm.md (neon_type): Move to here.
20542 (conds): Add "unconditioal" and use as default for NEON insns.
20544 2009-01-24 Ben Elliston <bje@au.ibm.com>
20546 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20547 void *' warning from -Wc++-compat.
20548 * Makefile.in (dominance.o-warn): Remove.
20550 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20552 PR tree-optimization/38932
20553 * fold-const.c (fold_unary_ignore_overflow): New.
20554 * tree.h (fold_unary_ignore_overflow): Declare.
20555 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20556 * tree-ssa-sccvn.c (visit_reference_op_load,
20557 simplify_unary_expression): Likewise.
20559 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20561 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20562 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20563 regardless of their type.
20564 * c-common.c (handle_packed_attribute): Don't ignore packed on
20566 * c.opt (Wpacked-bitfield-compat): New warning option.
20567 * stor-layout.c (place_field): Warn if offset of a field changed.
20568 * doc/extend.texi (packed): Mention the ABI change.
20569 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20570 (Warning Options): Add it to the list.
20572 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20574 * c-opts.c (c_common_post_options): Fix a typo in comments.
20576 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20578 PR middle-end/38615
20579 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20580 variables to static.
20581 * doc/invoke.texi (-fmerge-all-constants): Update description.
20583 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20586 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20587 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20589 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20591 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20593 (LOCAL_ALIGNMENT): Similarly.
20595 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20596 Joseph Myers <joseph@codesourcery.com>
20598 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20599 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20600 * config/arm/arm-tune.md: Regenerate.
20601 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20604 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20606 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20607 version number to five.
20609 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20612 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20613 * c-common.c (set_underlying_type): Likewise.
20614 (is_typedef_decl ): Likewise
20616 (set_underlying_type): Likewise.
20617 (is_typedef_type): Likewise.
20619 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20621 PR middle-end/38587
20622 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20625 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20628 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20629 (LIBGCC_SPEC): Don't define.
20630 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20632 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20634 PR rtl-optimization/38879
20635 * alias.c (base_alias_check): Unaligned access via AND address can
20636 alias all surrounding object types except those with sizes equal
20637 or wider than the size of unaligned access.
20639 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20642 * c-decl.c (clone_underlying_type): Move this ...
20643 * c-common.c (set_underlying_type): ... here.
20644 Also, make sure the function properly sets TYPE_STUB_DECL() on
20645 the newly created typedef variant type.
20646 (is_typedef_decl ): New entry point.
20647 * tree.h: Added a new member member_types_needing_access_check to
20648 struct tree_decl_non_common.
20649 (set_underlying_type): New entry point.
20650 (is_typedef_type): Likewise.
20652 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20654 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20655 Check whether two instructions have memory references that
20656 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20657 are helper functions for traversing.
20658 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20659 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20660 not to draw dependency edge for instructions with non-conflicting
20663 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20666 * longlong.h: Update copyright years. Use soft-fp license notice.
20667 Sync __clz_tab declaration with glibc.
20669 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20672 * doc/extend.texi (syscall_linkage): New.
20673 (version_id): Modify.
20675 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20676 Richard Guenther <rguenther@suse.de>
20678 PR tree-optimization/38747
20679 PR tree-optimization/38748
20680 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20681 conversion if the base address is an indirect reference and the
20682 aliasing sets could cause issues.
20684 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20686 * common.opt (fgraphite, fgraphite-identity): Add comment for
20687 explaining why these options are not documented.
20689 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20691 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20692 gimple_call_lhs is NULL.
20694 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20697 * emit-rtl.c (adjust_address_1): Make sure memref is never
20700 2009-01-20 Ben Elliston <bje@au.ibm.com>
20702 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20703 const qualifier from arg parameter. Remove unnecessary cast to char *.
20704 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20705 const qualifier from arg 2.
20707 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20709 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20711 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20714 * rtl.h (reinit_regs): New prototype.
20715 * regclass.c: Include ira.h.
20716 (reinit_regs): New.
20717 * Makefile.in (regclass.o): Add ira.h.
20718 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20720 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20723 * c-common.c (handle_aligned_attribute): Use
20724 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20725 default alignment value.
20727 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20729 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20730 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20732 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20733 __BIGGEST_ALIGNMENT__.
20735 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20737 2009-01-18 Richard Guenther <rguenther@suse.de>
20739 PR tree-optimization/38819
20740 * tree-flow.h (operation_could_trap_helper_p): Declare.
20741 * tree-eh.c (operation_could_trap_helper_p): Export.
20742 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20743 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20744 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20745 are about to insert a possibly trapping instruction and fail
20748 2009-01-18 Andreas Schwab <schwab@suse.de>
20750 * doc/install.texi (Configuration): Remove obsolete paragraph
20751 about use of --with-gnu-ld with --with-gnu-as.
20753 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20755 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20756 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20757 Follow spelling conventions.
20759 2009-01-18 Ben Elliston <bje@au.ibm.com>
20761 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20762 C++ warning about implicit conversion from void * to struct
20764 (bitmap_obstack_free): Likewise for bitmap_element *.
20765 * Makefile.in (bitmap.o-warn): Remove.
20767 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20769 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20771 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20772 Tobias Grosser <tobi.grosser@amd.com>
20774 * graphite.c (graphite_trans_scop_block): Do not block single
20777 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20779 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20780 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20781 test with assertion.
20783 2009-01-16 Richard Guenther <rguenther@suse.de>
20785 PR tree-optimization/38835
20786 PR middle-end/36227
20787 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20788 and INT + PTR -> (INT)(PTR p+ INT) folding.
20789 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20791 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20794 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20795 the subreg from a lowpart subreg if it is also casting the value.
20797 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20798 Tobias Grosser <tobi.grosser@amd.com>
20800 * graphite.c (compare_prefix_loops): New.
20801 (build_scop_canonical_schedules): Rewritten.
20802 (graphite_transform_loops): Move build_scop_canonical_schedules
20803 after build_scop_iteration_domain.
20805 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20806 Tobias Grosser <tobi.grosser@amd.com>
20808 * graphite.c (add_conditions_to_domain): Add the loops to
20809 the dimension of the iteration domain. Do copy the domain
20810 only when it exists.
20811 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20812 (add_conditions_to_constraints): New.
20813 (can_generate_code_stmt, can_generate_code): Removed.
20814 (gloog): Do not call can_generate_code.
20815 (graphite_transform_loops): Call add_conditions_to_constraints
20816 after building the iteration domain.
20818 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20820 PR tree-optimization/38789
20821 * tree-ssa-threadedge.c
20822 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20823 __builtin_constant_p.
20825 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20827 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20828 examined before deleting them.
20830 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20832 * function.c (aggregate_value_p): Correctly extract the function
20833 type from CALL_EXPR_FN lookup.
20835 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20837 * config/picochip/picochip.c (picochip_override_options): Revert
20838 CFI asm flag disable commited previously.
20840 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20841 Tobias Grosser <tobi.grosser@amd.com>
20842 Jan Sjodin <jan.sjodin@amd.com>
20844 * graphite.c (scan_tree_for_params): On substractions negate
20845 all the coefficients of the term.
20846 (clast_to_gcc_expression_red): New. Handle reduction expressions
20847 of more than two operands.
20848 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20849 (get_vdef_before_scop): Handle also the case of default definitions.
20851 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20853 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20854 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20855 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20857 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20858 Joey Ye <joey.ye@intel.com>
20860 PR middle-end/37843
20861 * cfgexpand.c (expand_stack_alignment): Don't update stack
20862 boundary nor check incoming stack boundary here.
20863 (gimple_expand_cfg): Update stack boundary and check incoming
20864 stack boundary here.
20866 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20868 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20870 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20872 PR rtl-optimization/38245
20873 * calls.c (expand_call): Add stack arguments to
20874 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20875 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20876 in regs and partially in memory or BLKmode arguments.
20877 (emit_library_call_value_1): Add stack arguments to
20878 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20879 ACCUMULATE_OUTGOING_ARGS).
20880 * dce.c: Include tm_p.h.
20881 (find_call_stack_args): New function.
20882 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20884 (mark_insn): Call find_call_stack_args for CALL_Ps.
20885 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20886 forwards. Allocate and free arg_stores bitmap if needed, pass it
20887 down to deletable_insn_p, don't mark stores set in arg_stores
20888 bitmap, clear the bitmap at the beginning of each bb.
20889 * Makefile.in (dce.o): Depend on $(TM_P_H).
20891 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20894 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20895 to make sure the insn is a conditional test (bug 22599). Reformat a
20898 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20900 PR middle-end/38431
20901 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20902 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20903 (gloog): Do not call cleanup_tree_cfg.
20904 (graphite_transform_loops): Call cleanup_tree_cfg after all
20905 scops have been code generated.
20907 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20908 * doc/gty.texi (Invoking the garbage collector): Added new node
20909 and section documenting ggc_collect.
20911 2009-01-14 Richard Guenther <rguenther@suse.de>
20913 PR tree-optimization/38826
20914 PR middle-end/38477
20915 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20916 initialization notes only if we actually emitted a warning.
20917 (intra_create_variable_infos): Add constraints for a result decl
20918 that is passed by hidden reference.
20919 (build_pred_graph): Mark all related variables non-direct on
20922 2009-01-14 Nick Clifton <nickc@redhat.com>
20924 * ira-conflicts.c: Include addresses.h for the definition of
20926 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20927 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20929 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20932 * Makefile.in (ira-lives.o): Add except.h.
20934 * ira-lives.c: Include except.h.
20935 (process_bb_node_lives): Process can_throw_internal.
20937 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20939 PR rtl-optimization/38774
20940 * combine.c (simplify_set): When undoing cc_use change, don't do
20941 PUT_CODE on the newly created comparison, but instead put back the
20944 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20946 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20947 values. Remove duplicate arm8 entry.
20949 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20951 PR tree-optimization/38786
20952 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20953 the SSA_NAME case of expand_scalar_variables_expr.
20954 Set the type of an expression to the type of its assign statement.
20955 (expand_scalar_variables_expr): Also gather the scalar computation
20956 used to index the memory access. Do not pass loop_p.
20957 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20958 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20959 the gimple_stmt_iterator where it inserts new code.
20960 Do not pass loop_p.
20961 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20962 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20964 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20966 * graphite.h (debug_value): Removed.
20967 * graphite.c (debug_value): Removed.
20969 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20971 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20972 ldrd/strd with two 32-bit instructions.
20974 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20976 * config/arm/arm.c (struct processors): Pass for speed down into
20977 cost helper functions.
20978 (const_ok_for_op): Handle COMPARE and inequality nodes.
20979 (arm_rtx_costs_1): Rewrite.
20980 (arm_size_rtx_costs): Update prototype.
20981 (arm_rtx_costs): Pass speed down to helper functions.
20982 (arm_slowmul_rtx_costs): Rework cost calculations.
20983 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20984 (arm_9e_rtx_costs): Likewise.
20986 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20988 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20989 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20990 (alpha_legitimize_address): Do not split local symbols wider than
20991 UNITS_PER_WORD into HIGH/LO_SUM parts.
20993 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20996 * gcc.c (process_command): Replace call to execvp with calls
20997 to pex_one and exit.
20999 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21002 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21003 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21004 variant for devices with 3-byte PC.
21005 (__tablejump_elpm__): New.
21007 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21010 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21011 offsetof member-designator, handle it as `[0].'.
21013 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21015 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21016 function when not using named sections on targets with named sections
21017 if branch distance is less than 262132.
21019 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21021 * combine.c (combine_instructions): Recompute
21022 optimize_this_for_speed_p for each BB in the main combine loop.
21024 2009-01-12 Tomas Bily <tbily@suse.cz>
21027 * tree-loop-distribution.c (prop_phis): New function.
21028 (generate_builtin): Call prop_phis.
21029 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21031 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21033 PR tree-optimization/38807
21034 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21035 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21037 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21039 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21040 subreg of op0 to the original op0.
21042 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21044 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21046 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21049 * mips-tfile.c (parse_def): Fix parsing of def strings
21050 starting with digits.
21052 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21055 * config/arm/arm.c (arm_is_long_call_p): Don't call
21056 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21058 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21060 * regrename.c (regrename_optimize): Fix dumping.
21061 (find_oldest_value_reg): Preserve REG_POINTER.
21062 (copy_hardreg_forward_1): Likewise.
21064 2009-01-09 Diego Novillo <dnovillo@google.com>
21066 * gimple.h (struct gimple_statement_base) <uid>: Document
21067 the restrictions on its use.
21068 (gimple_uid): Tidy.
21069 (gimple_set_uid): Tidy.
21071 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21073 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21074 zero guard even if align_bytes != 0 and count is smaller than
21077 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21079 PR rtl-optimization/38495
21080 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21081 (add_range_and_copies_from_move_list): Print all added ranges.
21082 Add ranges to memory optimized destination.
21084 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21088 * config/i386/i386.c (override_options): Reject
21089 -mstringop-strategy=rep_8byte with -m32.
21090 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21091 to 1. Do count comparison against epilogue_size_needed at compile
21092 time even when count_exp was constant forced into register. For
21093 size_needed don't jump to epilogue, instead just avoid aligning
21094 and invoke the body algorithm. If need_zero_guard, add zero guard
21095 even if count is non-zero, but smaller than size_needed + number of
21096 bytes that could be stored for alignment.
21097 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21098 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21099 but smaller than size_needed + number of bytes that could be stored
21100 for alignment. Compare size_needed with epilogue_size_needed instead
21101 of desired_align - align, don't adjust size_needed, pass
21102 epilogue_size_needed to the epilogue expanders.
21105 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21107 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21109 * pa.c (last_address): Change to unsigned.
21110 (update_total_code_bytes): Change argument to unsigned. Don't
21111 check if insn addresses are set.
21112 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21113 addresses are not set.
21114 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21116 2009-01-09 Nick Clifton <nickc@redhat.com>
21118 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21119 DECL_DECLARED_INLINE_P.
21121 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21123 PR middle-end/38347
21124 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21125 GET_MODE (op0) in operand_subword_force calls.
21127 PR middle-end/38771
21128 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21129 fold_convert arg0 operands to TREE_TYPE (op0) first.
21131 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21133 * params.def (ira-max-conflict-table-size): Decrease default value
21136 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21138 PR tree-optimization/37031
21139 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21141 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21142 allocate it using gc instead of heap, use VEC_quick_push instead of
21144 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21145 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21146 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21147 allocated vector from heap allocated.
21148 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21149 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21150 vector only after perfect_loop_nest_depth call.
21152 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21153 Jan Sjodin <jan.sjodin@amd.com>
21155 PR tree-optimization/38559
21156 * graphite.c (debug_value, copy_constraint,
21157 swap_constraint_variables, scale_constraint_variable, ): New.
21158 (get_lower_bound, get_upper_bound): Removed.
21159 (graphite_trans_bb_strip_mine): Clean up this code that works
21160 only for constant number of iterations. Fully copy upper and
21161 lower bound constraints, not only the constant part of them.
21162 * graphite.h (debug_value): Declared.
21164 2009-01-08 Ira Rosen <irar@il.ibm.com>
21166 PR tree-optimization/37194
21167 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21168 Don't add the cost of cost model guard in prologue to scalar
21169 outside cost in case of known number of iterations.
21171 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21172 Alan Modra <amodra@bigpond.net.au>
21174 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21175 non-word-aligned REG+CONST addressing.
21177 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21180 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21181 free_after_compilation when outputting a thunk.
21182 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21183 Do not call free_after_compilation here.
21185 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21187 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21188 (ix86_valid_target_attribute_inner_p): Ditto.
21190 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21192 PR tree-optimization/38492
21193 PR tree-optimization/38498
21194 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21195 * tree-chrec.h (scev_is_linear_expression): Declared.
21196 * graphite.c (graphite_cannot_represent_loop_niter): New.
21197 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21198 (graphite_loop_normal_form): Use gcc_assert.
21199 (scan_tree_for_params): Use CASE_CONVERT.
21200 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21201 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21202 Use gcc_assert. Discard scops that contain unhandled cases.
21203 (build_scop_conditions): Return a boolean status for unhandled cases.
21204 (strip_mine_profitable_p): Print the loop number, not its depth.
21205 (is_interchange_valid): Pass the depth of the loop nest, don't
21206 recompute it wrongly.
21207 (graphite_trans_bb_block): Same.
21208 (graphite_trans_bb_block): Print tentative of loop blocking.
21209 (graphite_trans_scop_block): Do not print that the loop has been
21211 (graphite_transform_loops): Do not handle scops that contain condition
21214 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21216 AVX Programming Reference (December, 2008)
21217 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21218 (_mm256_stream_pd): Likewise.
21219 (_mm256_stream_ps): Likewise.
21221 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21222 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21223 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21224 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21225 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21226 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21227 (ix86_expand_special_args_builtin): Likewise.
21229 * config/i386/sse.md (AVXMODEDI): New.
21230 (avx_movnt<mode>): Likewise.
21231 (avx_movnt<mode>): Likewise.
21232 (<sse>_movnt<mode>): Remove AVX support.
21233 (sse2_movntv2di): Likewise.
21235 2009-01-07 Richard Guenther <rguenther@suse.de>
21237 PR middle-end/38751
21238 * fold-const.c (extract_muldiv): Remove obsolete comment.
21239 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21240 to PLUS_EXPR canonicalization for the canonicalization.
21242 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21244 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21245 hosted cross-compilers generating less efficient code.
21247 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21249 * function.h (rtl_data): Add a dbr_scheduled_p field.
21250 * reorg.c (dbr_schedule): Set it.
21251 (gate_handle_delay_slots): Check it.
21252 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21253 (mips_reorg): Check flag_delayed_branch instead of
21254 mips_base_delayed_branch.
21255 (mips_override_options): Don't set mips_base_delayed_branch
21256 or flag_delayed_branch.
21258 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21260 PR rtl-optimization/38426.
21261 * ira.c (ira): Set current_function_is_leaf earlier.
21263 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21265 PR rtl-optimization/38722
21266 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21267 too early, only set a flag and modify after last possible
21270 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21273 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21274 * real.c (decimal_single_format): Correct values of emin and emax.
21275 (decimal_double_format): Ditto.
21276 (decimal_quad_format): Ditto.
21277 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21278 computation of DECnn_MIN and DECnn_MAX for corrected values of
21279 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21280 __DECnn_MIN__, and adjust its computation for the corrected value
21283 2009-01-06 Jan Hubicka <jh@suse.cz>
21286 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21288 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21290 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21291 Add Robert Clark to the list of testers.
21293 2009-01-06 Jan Hubicka <jh@suse.cz>
21294 Kai Tietz <kai.tietz@onevision.com>
21296 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21297 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21299 2009-01-06 Jan Hubicka <jh@suse.cz>
21300 Kai Tietz <kai.tietz@onevision.com>
21302 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21304 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21305 (ix86_nsaved_regs): Count only general purpose regs.
21306 (ix86_nsaved_sseregs): New.
21307 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21308 to 16 for w64; compute padding and size of sse reg save area.
21309 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21310 general purpose regs.
21311 (ix86_emit_save_sse_regs_using_mov): New.
21312 (ix86_expand_prologue): Save SSE regs if needed.
21313 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21314 (ix86_emit_restore_sse_regs_using_mov): New.
21315 (ix86_expand_epilogue): Save SSE regs if needed.
21317 2009-01-06 Jan Hubicka <jh@suse.cz>
21318 Kai Tietz <kai.tietz@onevision.com>
21320 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21321 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21322 functions when accumulate outgoing args is off.
21324 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21327 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21328 before using pseudos_have_intersected_live_ranges_p.
21330 * ira-int.h (ira_assert): Always define.
21332 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21334 AVX Programming Reference (December, 2008)
21335 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21336 (_mm256_permute2_pd): Likewise.
21337 (_mm_permute2_ps): Likewise.
21338 (_mm256_permute2_ps): Likewise.
21339 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21340 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21342 * config/i386/i386.c (ix86_builtins): Remove
21343 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21344 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21345 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21346 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21347 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21348 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21349 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21350 __builtin_ia32_vpermil2ps256.
21351 (ix86_init_mmx_sse_builtins): Updated.
21352 (ix86_expand_args_builtin): Likewise.
21354 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21356 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21357 long absolute calls when generating PA 2.0 code.
21359 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21361 PR rtl-optimization/38583
21362 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21364 * params.def (ira-max-conflict-table-size): New.
21366 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21368 * ira.h (ira_conflicts_p): New external definition.
21370 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21371 table. Report this. Return result of building.
21372 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21373 building conflict table.
21375 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21376 (ira_color): Use ira_conflicts_p.
21378 * global.c: Include ira.h.
21379 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21382 * Makefile.in (global.o): Add ira.h.
21384 * ira-build.c (mark_all_loops_for_removal,
21385 propagate_some_info_from_allocno): New.
21386 (remove_unnecessary_allocnos): Call
21387 propagate_some_info_from_allocno.
21388 (remove_low_level_allocnos): New.
21389 (remove_unnecessary_regions): Add parameter. Call
21390 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21391 parameter to remove_unnecessary_regions.
21392 (ira_build): Remove all regions but root if the conflict table was
21393 not built. Update conflict hard regs for allocnos crossing calls.
21395 * ira.c (ira_conflicts_p): New global.
21396 (ira): Define and use ira_conflicts_p.
21398 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21399 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21400 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21402 2009-01-06 Ben Elliston <bje@au.ibm.com>
21404 * gengtype-lex.l (YY_NO_INPUT): Define.
21406 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21409 * c-common.c (handle_vector_size_attribute): Also reject
21410 BOOLEAN_TYPE types.
21412 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21414 PR tree-optimization/38492
21415 * graphite.c (rename_map_elt, debug_rename_elt,
21416 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21417 rename_map_elt_info, eq_rename_map_elts,
21418 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21419 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21420 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21421 (sese_build_livein_liveouts): New.
21422 (new_sese, free_sese): New.
21423 (new_scop): Call new_sese.
21424 (free_scop): Call free_sese.
21425 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21426 (register_old_new_names): Renamed register_old_and_new_names.
21427 (register_scop_liveout_renames, add_loop_exit_phis,
21428 insert_loop_close_phis, struct igp,
21429 default_liveout_before_guard, add_guard_exit_phis,
21430 insert_guard_phis, copy_renames): New.
21431 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21432 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21433 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21434 (scop_adjust_phis_for_liveouts): New.
21435 (gloog): Call scop_adjust_phis_for_liveouts.
21437 * graphite.h (struct sese): Documented. Added fields liveout,
21438 num_ver and livein.
21439 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21440 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21441 (struct scop): Added field liveout_renames.
21442 (SCOP_LIVEOUT_RENAMES): New.
21444 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21446 PR tree-optimization/38510
21447 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21448 (translate_clast): Call recompute_all_dominators before
21450 (gloog): Call recompute_all_dominators before graphite_verify.
21452 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21453 Jan Sjodin <jan.sjodin@amd.com>
21455 PR tree-optimization/38500
21456 * graphite.c (create_sese_edges): Call fix_loop_structure after
21459 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21461 * config.gcc: Add m32r*-*-rtems*.
21462 * config/m32r/rtems.h: New file.
21464 2009-01-05 Ben Elliston <bje@au.ibm.com>
21466 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21467 (.po.pox): Likewise.
21468 (po/gcc.pot): Likewise.
21470 2009-01-04 David S. Miller <davem@davemloft.net>
21472 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21473 (STARTING_FRAME_OFFSET): Always set to zero.
21475 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21477 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21478 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21479 fixed-point types, and vectors of the same.
21481 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21483 * config/mips/sync.md (*mb_barrier): Rename to...
21484 (*memory_barrier): ...this.
21486 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21488 * doc/extend.texi (Function Attributes): Move @cindex after @item
21489 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21490 and put in alphabetical order. Fix 'target' name and put in order.
21491 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21494 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21496 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21497 (memory_barrier): Expand as unspec instead of unspec_volatile.
21498 Remove mem:BLK from insn operands. Use Pmode scratch register.
21499 (*memory_barrier): Define as unspec instead of unspec_volatile.
21500 Use (match_dup 0) as input operand.
21502 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21503 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21504 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21505 scratch register. Remove operand 1.
21506 (*stbar): Define as unspec instead of unspec_volatile.
21507 Use (match_dup 0) as input operand, remove (const_int 8).
21508 (*membar): Define as unspec instead of unspec_volatile.
21509 Use (match_dup 0) as input operand, remove input operand 2.
21511 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21512 (memory_barrier): Expand as unspec instead of unspec_volatile.
21513 Remove mem:BLK from insn operands. Use Pmode scratch register.
21514 (*memory_barrier): Define as unspec instead of unspec_volatile.
21515 Use (match_dup 0) as input operand.
21517 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21518 Remove mem:BLK from insn operands. Use Pmode scratch register.
21519 Set volatile flag on operand 0.
21520 (*memory_barrier): New insn pattern.
21522 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21524 (*memory_barrier): Use (match_dup 0) as input operand.
21526 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21527 Remove mem:BLK from insn operands. Use Pmode scratch register.
21528 Set volatile flag on operand 0.
21529 (*mb_internal): New insn pattern.
21531 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21533 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21535 PR middle-end/38586
21536 * function.c (struct temp_slot): Move to the section of the file
21537 that deals with temp slots. Remove field 'address'.
21538 (temp_slot_address_table): New hash table of address -> temp slot.
21539 (struct temp_slot_address_entry): New struct, items for the table.
21540 (temp_slot_address_compute_hash, temp_slot_address_hash,
21541 temp_slot_address_eq, insert_temp_slot_address): Support functions
21543 (find_temp_slot_from_address): Rewrite to use the new hash table.
21544 (remove_unused_temp_slot_addresses): Remove addresses of temp
21545 slots that have been made available.
21546 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21547 worker function for remove_unused_temp_slot_addresses.
21548 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21549 Add the temp slot address to the address -> temp slot map.
21550 (update_temp_slot_address): Update via insert_temp_slot_address.
21551 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21552 (pop_temp_slots): Likewise.
21553 (init_temp_slots): Allocate the address -> temp slot map, or empty
21554 the map if it is already allocated.
21555 (prepare_function_start): Initialize temp slot processing.
21557 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21559 PR middle-end/38584
21560 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21561 Calculate the size of all stack vars assuming no packing of stack
21562 vars will happen, replacing a quadratic algorithm with a linear one.
21564 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21567 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21570 2009-01-03 Diego Novillo <dnovillo@google.com>
21572 * doc/contrib.texi: Update contributions.
21574 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21577 * builtins.c (fold_builtin_memory_op): Give up if either operand
21578 is volatile. Set srctype or desttype to non-qualified version
21582 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21583 and FUNCTION_DECLs.
21585 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21587 PR rtl-optimization/35805
21588 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21589 problem if fast dce is able to remove any instructions.
21590 * dce.c (dce_process_block): Fix dump message.
21592 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21595 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21597 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21599 PR middle-end/38690
21600 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21601 * tree-pretty-print.c (op_code_prio): New function.
21602 (op_prio): No longer static. Use op_code_prio.
21603 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21604 Use op_prio and op_code_prio to determine if () should be
21605 printed around operand(s) or not.
21607 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21608 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21609 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21610 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21611 pp_character instead of pp_string for single letter printing.
21613 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21615 * doc/extend.texi: Fix '#pragma GCC option' typo.
21617 2009-01-02 Richard Guenther <rguenther@suse.de>
21619 * doc/install.texi (--enable-checking): Mention different
21620 default for stage1.
21621 (--enable-stage1-checking): Document.
21623 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21625 PR middle-end/30142
21626 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21627 case to be an error.
21629 2009-01-02 Ben Elliston <bje@au.ibm.com>
21631 * config/fp-bit.h (pack_d): Constify argument.
21632 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21633 (isnan): Constify argument.
21635 (iszero): Likewise.
21636 (pack_d): Likewise.
21637 (_fpadd_parts): Constify return type.
21638 (_fpmul_parts): Likewise.
21639 (_fpdiv_parts): Likewise.
21641 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21644 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21645 warn about overwriting initializer with side-effects or
21646 -Woverride-init if !IMPLICIT.
21647 (output_init_element): Likewise. Pass IMPLICIT down to
21649 (process_init_element): Add IMPLICIT argument. Pass it down
21650 to output_init_element.
21651 (push_init_element, pop_init_level, set_designator): Adjust
21652 process_init_element callers.
21653 (set_nonincremental_init, set_nonincremental_init_from_string):
21654 Adjust add_pending_init callers.
21655 (output_pending_init_elements): Adjust output_init_element callers.
21656 * c-tree.h (process_init_element): Adjust prototype.
21657 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21658 process_init_element callers.
21661 Copyright (C) 2009 Free Software Foundation, Inc.
21663 Copying and distribution of this file, with or without modification,
21664 are permitted in any medium without royalty provided the copyright
21665 notice and this notice are preserved.