1 2012-11-14 Matthias Klose <doko@ubuntu.com>
3 * doc/invoke.texi: Document -print-multiarch.
4 * doc/install.texi: Document --enable-multiarch.
5 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
6 * configure.ac: Add --enable-multiarch option.
7 * configure: Regenerate.
8 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
9 enable_multiarch, with_float: New macros.
10 if_multiarch: New macro, define in terms of enable_multiarch.
11 * genmultilib: Add new argument for the multiarch name.
12 * gcc.c (multiarch_dir): Define.
13 (for_each_path): Search for multiarch suffixes.
14 (driver_handle_option): Handle multiarch option.
15 (do_spec_1): Pass -imultiarch if defined.
16 (main): Print multiarch.
17 (set_multilib_dir): Separate multilib and multiarch names
19 (print_multilib_info): Ignore multiarch names in multilib_select.
20 * incpath.c (add_standard_paths): Search the multiarch include dirs.
21 * cppdefault.h (default_include): Document multiarch in multilib
23 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
24 include directory for multiarch directories.
25 * common.opt: New options --print-multiarch and -imultilib.
26 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
28 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
29 Include i386/t-kfreebsd.
30 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
31 * config/i386/t-linux64: Add multiarch names in
32 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
33 * config/i386/t-gnu: New file.
34 * config/i386/t-kfreebsd: Likewise.
35 * config/i386/t-linux: Likewise.
37 2012-11-14 Jan Hubicka <jh@suse.cz>
39 * tree.c (set_call_expr_flags): New function.
40 (local_define_builtin): Use it.
41 * tree.h (set_call_expr_flags): Declare.
43 2012-11-14 Uros Bizjak <ubizjak@gmail.com>
44 Vladimir Yakovlev <vladimir.b.yakovlev@intel.com>
47 * config/i386/i386.c (gate_insert_vzeroupper): New function.
48 (rest_of_handle_insert_vzeroupper): Ditto.
49 (struct rtl_opt_pass pass_insert_vzeroupper): New.
50 (ix86_option_override): Register vzeroupper insertion pass here.
51 (ix86_check_avx256_register): Handle SUBREGs properly.
52 (ix86_init_machine_status): Remove optimize_mode_switching[AVX_U128]
55 2012-11-14 David Edelsohn <dje.gcc@gmail.com>
57 * configure.ac (HAVE_LD_LARGE_TOC): Add AIX test.
58 * configure: Regenerated.
59 * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Warn if
60 other toc options used with cmodel. Disable TARGET_NO_FP_IN_TOC
61 and TARGET_NO_SUM_IN_TOC if not CMODEL_SMALL. CMODEL_MEDIUM means
63 (ASM_SPEC): -mvsx implies -mpwr6. Add -many.
64 (ASM_DEFAULT_SPEC): Use -mpwr4.
65 (TARGET_CMODEL): Define.
67 * config/rs6000/rs6000.md (largetoc_high_aix<mode>): New.
68 (largetoc_high_plus_aix<mode>): New.
69 (largetoc_low<mode>): Change to mode iterator. Test TARGET_TOC
70 instead of TARGET_ELF.
71 (tocref): Remove TARGET_ELF test.
72 * config/rs6000/rs6000.c (output_toc): Use [TE] for large TOC
74 * config/rs6000/aix64.opt (mcmodel): New.
76 2012-11-14 Andreas Tobler <andreast@fgznet.ch>
78 * config/i386/i386.c (ix86_get_function_versions_dispatcher): Guard
79 variables with ASM_OUTPUT_TYPE_DIRECTIVE and
80 HAVE_GNU_INDIRECT_FUNCTION where needed.
82 2012-11-13 Ian Lance Taylor <iant@google.com>
84 * common.opt (fPIC, fPIE, fpic, fpie): Create a Negative loop such
85 that any of these options disables the others.
87 2012-11-13 Sriraman Tallam <tmsriram@google.com>
89 * cgraph.c (insert_new_cgraph_node_version): Use cgraph_get_node
90 instead of cgraph_get_create_node.
91 * config/i386/i386.c (ix86_get_function_versions_dispatcher): Move
92 ifunc not supported code to the end.
94 2012-11-13 Martin Jambor <mjambor@suse.cz>
96 PR tree-optimization/55253
97 * ipa-cp.c (merge_aggregate_lattices): Propagate aggs_contain_variable
100 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
101 H.J. Lu <hongjiu.lu@intel.com>
104 * config/i386/i386.c (legitimize_pic_address): Properly handle
106 (ix86_print_operand_address): Set code to 'k' when forcing
107 addr32 prefix. For x32, zero-extend negative displacement if
110 2012-11-13 Uros Bizjak <ubizjak@gmail.com>
113 * mode-switching.c (create_pre_exit): Set return_copy to last_insn if
114 copy_start is not a function return regno. Skip debug instructions
115 in instruction scan loop.
117 2012-11-13 Andrew Stubbs <ams@codesourcery.com>
118 Ulrich Weigand <ulrich.weigand@linaro.org>
120 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Fix comment.
121 * config/arm/arm.md (opt, opt_enabled): New attributes.
122 (enabled): Use opt_enabled.
123 (ashldi3, ashrdi3, lshrdi3): Add TARGET_NEON case.
124 (ashldi3): Allow general operands for TARGET_NEON case.
125 * config/arm/iterators.md (rshifts): New code iterator.
126 (shift, shifttype): New code attributes.
127 * config/arm/neon.md (UNSPEC_LOAD_COUNT): New unspec type.
128 (neon_load_count, ashldi3_neon_noclobber, ashldi3_neon,
129 signed_shift_di3_neon, unsigned_shift_di3_neon,
130 ashrdi3_neon_imm_noclobber, lshrdi3_neon_imm_noclobber,
131 <shift>di3_neon): New patterns.
133 2012-11-13 Jakub Jelinek <jakub@redhat.com>
135 * Makefile.in (asan.o): Depend on $(TM_P_H).
137 PR tree-optimization/55281
138 * tree-vect-generic.c (expand_vector_condition): Accept any
139 is_gimple_val rather than just SSA_NAME if not COMPARISON_CLASS_P.
140 * fold-const.c (fold_ternary_loc): Fold VEC_COND_EXPR if arg0 is
141 either integer_all_onesp or integer_zerop.
142 * tree-vect-stmts.c (vectorizable_condition): Build the condition
143 using corresponding vector integer type instead of vectype.
145 PR rtl-optimization/54127
146 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
147 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
148 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
149 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
150 REG_LABEL_TARGET and REG_LABEL_OPERAND.
152 2012-11-12 Jakub Jelinek <jakub@redhat.com>
154 * asan.c (instrument_builtin_call) <case BUILT_IN_BCOPY>: Fix up
157 2012-11-13 Hans-Peter Nilsson <hp@axis.com>
160 * config/cris/cris.c (cris_asm_output_mi_thunk): Call
161 final_start_function and final_end_function.
163 2012-11-12 David Edelsohn <dje.gcc@gmail.com>
165 * asan.c: Include tm_p.h.
167 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
170 * config/pa/pa.md (attr type): Add sibcall and sh_func_adrs insn types.
171 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
172 (in_nullified_branch_delay): Likewise.
173 (in_call_delay): Likewise.
174 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
175 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
176 the $$sh_func_adrs call as variable. Update type of sibcalls and
178 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
179 length instead of adjustment. Handle negative and undefined call
180 adjustments for insn_default_length. Remove adjustment for millicode
181 insn with unfilled delay slot.
182 (pa_output_millicode_call): Update for revised millicode length.
183 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
185 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
187 * tree-ssa-ccp.c (dump_lattice_value) <CONSTANT>: Fix duplication.
189 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
191 * common.opt (fvar-tracking-uninit): Document.
192 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
193 * config/darwin.c (darwin_override_options): Likewise.
195 2012-11-12 Steven Bosscher <steven@gcc.gnu.org>
197 * sched-vis.c (print_pattern): Handle NULL patterns.
199 2012-11-12 Steven Bosscher <steven@gcc.gnu.org>
200 Jakub Jelinek <jakub@redhat.com>
202 PR rtl-optimization/51447
203 * df-scan.c (df_get_entry_block_def_set): Add global regs to the set.
204 * df-problems.c (df_lr_local_compute): Make global regs always live.
205 * dce.c (deletable_insn_p): Make insns setting a global reg
206 inherently necessary.
208 2012-11-12 Ian Bolton <ian.bolton@arm.com>
210 * config/aarch64/aarch64.md (cmov<mode>_insn): Emit CSINC when
211 one of the alternatives is constant 1.
212 * config/aarch64/constraints.md: New constraint.
213 * config/aarch64/predicates.md: Rename predicate
214 aarch64_reg_zero_or_m1 to aarch64_reg_zero_or_m1_or_1.
216 2012-11-12 Ian Bolton <ian.bolton@arm.com>
218 * config/aarch64/aarch64.md (*compare_neg<mode>): New pattern.
220 2012-11-12 Tobias Burnus <burnus@net-b.de>
222 * doc/invoke.texi: Move -faddress-sanitizer from Optimization
223 Options to Debugging Options.
225 2012-11-12 Jakub Jelinek <jakub@redhat.com>
227 * asan.c: Formatting cleanups.
229 2012-11-12 Wei Mi <wmi@google.com>
231 * gcc.c (LINK_COMMAND_SPEC): Add -lasan to link command if
232 -faddress-sanitizer is on.
234 2012-11-12 Dodji Seketeli <dodji@redhat.com>
236 * gimple.h (is_gimple_builtin_call): Declare ...
237 * gimple.c (is_gimple_builtin_call): ... new public function.
238 * asan.c (insert_if_then_before_iter, instrument_mem_region_access,
239 instrument_strlen_call, maybe_instrument_builtin_call,
240 instrument_call): New static functions.
241 (create_cond_insert_point): Renamed
242 create_cond_insert_point_before_iter into this. Add a new
243 parameter to decide whether to insert the condition before or
244 after the statement iterator.
245 (build_check_stmt): Adjust for the new create_cond_insert_point.
246 Add a new parameter to decide whether to add the instrumentation
247 code before or after the statement iterator.
248 (instrument_assignment): Factorize from ...
249 (transform_statements): ... here. Use maybe_instrument_call to
250 instrument builtin function calls as well.
251 (instrument_derefs): Adjust for the new parameter of
252 build_check_stmt. Fix detection of bit-field access.
254 2012-11-12 Dodji Seketeli <dodji@redhat.com>
256 * asan.c (create_cond_insert_point_before_iter): Factorize out of ...
257 (build_check_stmt): ... here.
259 2012-11-12 Dodji Seketeli <dodji@redhat.com>
261 * asan.c (create_cond_insert_point_before_iter): Factorize out of ...
262 (build_check_stmt): ... here.
264 2012-11-12 Dodji Seketeli <dodji@redhat.com>
266 * asan.c (build_check_stmt): Accept the memory access to be
267 represented by an SSA_NAME.
269 2012-11-12 Jakub Jelinek <jakub@redhat.com>
270 Wei Mi <wmi@google.com>
272 * varasm.c: Include asan.h.
273 (assemble_noswitch_variable): Grow size by asan_red_zone_size
274 if decl is asan protected.
275 (place_block_symbol): Likewise.
276 (assemble_variable): If decl is asan protected, increase
277 DECL_ALIGN if needed, and for decls emitted using
278 assemble_variable_contents append padding zeros after it.
279 * Makefile.in (varasm.o): Depend on asan.h.
280 * asan.c: Include output.h.
281 (asan_pp, asan_pp_initialized, asan_ctor_statements): New variables.
282 (asan_pp_initialize, asan_pp_string): New functions.
283 (asan_emit_stack_protection): Use asan_pp{,_initialized}
284 instead of local pp{,_initialized} vars, use asan_pp_initialize
285 and asan_pp_string helpers.
286 (asan_needs_local_alias, asan_protect_global,
287 asan_global_struct, asan_add_global): New functions.
288 (asan_finish_file): Protect global vars that can be protected. Use
289 asan_ctor_statements instead of ctor_statements
290 * asan.h (asan_protect_global): New prototype.
291 (asan_red_zone_size): New inline function.
293 2012-11-12 Jakub Jelinek <jakub@redhat.com>
295 * Makefile.in (asan.o): Depend on $(EXPR_H) $(OPTABS_H).
296 (cfgexpand.o): Depend on asan.h.
297 * asan.c: Include expr.h and optabs.h.
298 (asan_shadow_set): New variable.
299 (asan_shadow_cst, asan_emit_stack_protection): New functions.
300 (asan_init_shadow_ptr_types): Initialize also asan_shadow_set.
301 * cfgexpand.c: Include asan.h. Define HOST_WIDE_INT heap vector.
302 (partition_stack_vars): If i is large alignment and j small
303 alignment or vice versa, break out of the loop instead of continue,
304 and put the test earlier. If flag_asan, break out of the loop
305 if for small alignment size is different.
306 (struct stack_vars_data): New type.
307 (expand_stack_vars): Add DATA argument. Change PRED type to
308 function taking size_t argument instead of tree. Adjust pred
309 calls. Fill DATA in and add needed padding in between variables
310 if -faddress-sanitizer.
311 (defer_stack_allocation): Defer everything for flag_asan.
312 (stack_protect_decl_phase_1, stack_protect_decl_phase_2): Take
313 size_t index into stack_vars array instead of the decl directly.
314 (asan_decl_phase_3): New function.
315 (expand_used_vars): Return var destruction sequence. Adjust
316 expand_stack_vars calls, add another one for flag_asan. Call
317 asan_emit_stack_protection if expand_stack_vars added anything
319 (expand_gimple_basic_block): Add disable_tail_calls argument.
320 (gimple_expand_cfg): Pass true to it if expand_used_vars returned
321 non-NULL. Emit the sequence returned by expand_used_vars after
323 * asan.h (asan_emit_stack_protection): New prototype.
324 (asan_shadow_set): New decl.
325 (ASAN_RED_ZONE_SIZE, ASAN_STACK_MAGIC_LEFT, ASAN_STACK_MAGIC_MIDDLE,
326 ASAN_STACK_MAGIC_RIGHT, ASAN_STACK_FRAME_MAGIC): Define.
327 (asan_protect_stack_decl): New inline.
328 * toplev.c (process_options): Also disable -faddress-sanitizer on
329 !FRAME_GROWS_DOWNWARDS targets.
331 2012-11-12 Jakub Jelinek <jakub@redhat.com>
333 * asan.c (build_check_stmt): Rename join_bb variable to else_bb.
334 (gate_asan_O0): New function.
335 (pass_asan_O0): New variable.
336 * passes.c (init_optimization_passes): Add pass_asan_O0.
337 * tree-pass.h (pass_asan_O0): New declaration.
339 2012-11-12 Jakub Jelinek <jakub@redhat.com>
340 Xinliang David Li <davidxl@google.com>
341 Dodji Seketeli <dodji@redhat.com>
343 * Makefile.in (GTFILES): Add $(srcdir)/asan.c.
344 (asan.o): Update the dependencies of asan.o.
345 * asan.c (tm.h, tree.h, tm_p.h, basic-block.h, flags.h
346 function.h, tree-inline.h, tree-dump.h, diagnostic.h, demangle.h,
347 langhooks.h, ggc.h, cgraph.h, gimple.h): Remove these unused but
349 (shadow_ptr_types): New variable.
350 (report_error_func): Change is_store argument to bool, don't append
351 newline to function name.
352 (PROB_VERY_UNLIKELY, PROB_ALWAYS): Define.
353 (build_check_stmt): Change is_store argument to bool. Emit GIMPLE
354 directly instead of creating trees and gimplifying them. Mark
355 the error reporting function as very unlikely.
356 (instrument_derefs): Change is_store argument to bool. Use
357 int_size_in_bytes to compute size_in_bytes, simplify size check.
358 Use build_fold_addr_expr instead of build_addr.
359 (transform_statements): Adjust instrument_derefs caller.
360 Use gimple_assign_single_p as stmt test. Don't look at MEM refs
362 (asan_init_shadow_ptr_types): New function.
363 (asan_instrument): Don't push/pop gimplify context.
364 Call asan_init_shadow_ptr_types if not yet initialized.
365 * asan.h (ASAN_SHADOW_SHIFT): Adjust comment.
367 2012-11-12 Jakub Jelinek <jakub@redhat.com>
369 * toplev.c (process_options): Warn and turn off
370 -faddress-sanitizer if not supported by target.
371 * asan.c: Include target.h.
372 (asan_scale, asan_offset_log_32, asan_offset_log_64,
373 asan_offset_log): Removed.
374 (build_check_stmt): Use ASAN_SHADOW_SHIFT and
375 targetm.asan_shadow_offset ().
376 (asan_instrument): Don't initialize asan_offset_log.
377 * asan.h (ASAN_SHADOW_SHIFT): Define.
378 * target.def (TARGET_ASAN_SHADOW_OFFSET): New hook.
379 * doc/tm.texi.in (TARGET_ASAN_SHADOW_OFFSET): Add it.
380 * doc/tm.texi: Regenerated.
381 * Makefile.in (asan.o): Depend on $(TARGET_H).
382 * config/i386/i386.c (ix86_asan_shadow_offset): New function.
383 (TARGET_ASAN_SHADOW_OFFSET): Define.
385 2012-11-12 Wei Mi <wmi@google.com>
386 Diego Novillo <dnovillo@google.com>
387 Dodji Seketeli <dodji@redhat.com>
389 * Makefile.in: Add asan.c and its dependencies.
390 * common.opt: Add -faddress-sanitizer option.
391 * doc/invoke.texi: Document the new flag.
392 * passes.c: Add the asan pass.
393 * toplev.c (compile_file): Call asan_finish_file.
396 * tree-pass.h: Declare pass_asan.
398 2012-11-12 Tobias Burnus <burnus@net-b.de>
400 * diagnostic.c (diagnostic_append_note): Also call va_end when
401 inhibit_notes_p is true.
403 2012-11-12 Bin Cheng <bin.cheng@arm.com>
405 * gcse.c (struct bb_data): Add new fields, old_pressure, live_in
407 (get_regno_pressure_class): Add prototype.
408 (update_bb_reg_pressure): New.
409 (should_hoist_expr_to_dom): Add new parameter from.
410 Monitor the change of reg pressure and use it to drive hoisting.
411 (hoist_code): Update LIVE and reg pressure information.
412 (calculate_bb_reg_pressure): Initialize live_in and backup.
414 2012-11-12 Oleg Endo <olegendo@gcc.gnu.org>
416 * doc/md.texi (Standard Pattern Names For Generation): Fix swapped
417 sine and cosine operands in the sincos description.
419 2012-11-12 Oleg Endo <olegendo@gcc.gnu.org>
422 * config/sh/sh.md (sincossf3): Fix swapped sin and cos operands.
424 2012-11-11 H.J. Lu <hongjiu.lu@intel.com>
426 * config/i386/i386.md (*movti_internal_rex64): Remove "!" from
429 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
431 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
432 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
434 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
435 H.J. Lu <hongjiu.lu@intel.com>
437 PR rtl-optimization/55247
439 * emit-rtl.c (adjust_address_1): If POINTERS_EXTEND_UNSIGNED > 0,
441 * recog.c (offsettable_address_addr_space_p): Likewise.
443 2012-11-11 Steven Bosscher <steven@gcc.gnu.org>
446 * postreload.c (rest_of_handle_postreload): With non-call exceptions,
447 if edges are purged call cleanup_cfg to remove unreachable blocks.
449 2012-11-11 Sandra Loosemore <sandra@codesourcery.com>
451 * doc/extend.texi: Copy-edit to use "built-in function" instead
452 of "builtin", per GCC coding standards. Also use consistent
453 capitalization in titles of sections describing built-in functions.
455 2012-11-11 Martin Jambor <mjambor@suse.cz>
457 PR tree-optimization/55238
458 * ipa-cp.c (agg_pass_through_permissible_p): New function.
459 (propagate_aggs_accross_jump_function): Use it.
460 (find_aggregate_values_for_callers_subset): Likewise and relax an
463 2012-11-10 Uros Bizjak <ubizjak@gmail.com>
466 * config/i386/i386.c (check_avx256_stores): Remove.
467 (ix86_check_avx256_register): New.
468 (ix86_avx_u128_mode_needed): Use ix86_check_avx256_register.
469 Check the whole RTX for 256bit registers using for_each_rtx.
470 (ix86_check_avx_stores): New.
471 (ix86_avx_u128_mode_after): Change mode of CALL RTX to AVX_U128_CLEAN
472 if there are no 256bit registers used in the function return register.
473 (ix86_avx_u128_mode_entry): Use ix86_check_avx256_register.
474 (ix86_avx_u128_mode_exit): Ditto.
476 2012-11-10 Jan Hubicka <jh@suse.cz>
479 * ipa-inline.c (want_inline_small_function_p): Take aray index hint.
480 (edge_badness): Likewise.
481 * ipa-inline.h (inline_hints_vals): Add array_index and comments.
482 (inline_summary): Add ARRAY_INDEX.
483 * ipa-inline-analysis.c (dump_inline_hints): Dump array_index hint.
484 (reset_inline_summary): Handle array_index hint.
485 (inline_node_duplication_hook): Likewise.
486 (dump_inline_summary): Likewise.
487 (array_index_predicate): New function.
488 (estimate_function_body_sizes): Use it.
489 (estimate_node_size_and_time): Use array_index hint.
490 (inline_merge_summary, inline_read_section): Likewise.
492 2012-11-10 Sandra Loosemore <sandra@codesourcery.com>
494 * doc/extend.texi: Copy-edit to use "bit-field" consistently
495 instead of "bitfield" or "bit field".
497 2012-11-10 Sandra Loosemore <sandra@codesourcery.com>
499 * doc/extend.texi: Copy-edit to fix incorrect hyphenation phrases
500 involving "bit", "byte", "word", "precision", and "floating"
503 2012-11-10 Sandra Loosemore <sandra@codesourcery.com>
505 * doc/extend.texi: Copy-edit to fix incorrect uses of "which"
506 and "that" throughout the file.
508 2012-11-10 Andrew Pinski <apinski@cavium.com>
511 * configure.ac: Set PLUGIN_LD_SUFFIX to just "ld" if it was "ld-new"
513 * configure: Regenerate.
515 2012-11-10 Eric Botcazou <ebotcazou@adacore.com>
517 * expr.c (store_field): Remove TYPE parameter. Remove block of code
518 dealing with BLKmode in registers. Reimplement this support using
519 pseudo-registers and bit-field techniques.
520 (store_constructor_field): Remove TYPE parameter and adjust calls to
522 (expand_assignment): Adjust calls to store_field. Add comment.
523 (store_expr): Add comment.
524 (store_constructor): Adjust calls to store_constructor_field.
525 (expand_expr_real_2): Adjust call to store_field.
527 2012-11-10 Vladimir Makarov <vmakarov@redhat.com>
528 Uros Bizjak <ubizjak@gmail.com>
531 * config/i386/i386.md (*movti_internal_rex64): Add "!" to riF->o
534 2012-11-09 Ed Smith-Rowland <3dw4rd@verizon.net>
537 * doc/invoke.texi: Document f[no-]ext-numeric-literals flag.
539 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
541 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
543 2012-11-09 Richard Henderson <rth@redhat.com>
545 * config/i386/i386.c (ix86_lra_p): Remove.
546 (TARGET_LRA_P): Use hook_bool_void_true.
548 2012-11-09 Jason Merrill <jason@redhat.com>
550 * attribs.c (lookup_attribute_spec): Handle getting a TREE_LIST.
552 2012-11-09 Vladimir Makarov <vmakarov@redhat.com>
554 PR tree-optimization/55154
555 * lra-int.h (LRA_LOSER_COST_FACTOR, LRA_MAX_REJECT): New macros.
556 * lra.c (setup_operand_alternative): Use them.
557 * lra-constraints.c (LOSER_COST_FACTOR, MAX_OVERALL_COST_BOUND):
559 (process_alt_operands): Use LRA_LOSER_COST_FACTOR and LRA_MAX_REJECT.
560 Accumulate reject instead of setting for non-const.
561 (curr_insn_transform): Initialize best_losers and best_overall by
564 2012-11-09 Christian Bruel <christian.bruel@st.com>
566 * config/sh/sh.c (sh_can_use_simple_return_p): Enable with
567 -freorder-blocks-and-partition.
569 2012-11-09 Kenneth Zadeck <zadeck@naturalbridge.com>
571 * rtl.h (CONST_SCALAR_INT_P): New macro.
572 * cfgexpand.c (expand_debug_locations): Changed to use
573 CONST_SCALAR_INT_P macro.
574 * combine.c (try_combine, subst, make_extraction,
575 gen_lowpart_for_combine): Ditto.
576 * cselib.c (entry_and_rtx_equal_p, rtx_equal_for_cselib_1): Ditto.
577 * dwarf2out.c (loc_descriptor): Ditto.
578 * emit-rtl.c (gen_lowpart_common): Ditto.
579 * ira-costs.c (record_reg_classes, record_address_regs): Ditto.
580 * ira-lives.c (single_reg_class): Ditto.
581 * recog.c (simplify_while_replacing, asm_operand_ok,
582 constrain_operands): Ditto.
583 * reload.c (find_reloads): Ditto.
584 * simplify-rtx.c (simplify_unary_operation_1,
585 simplify_const_unary_operation, simplify_binary_operation_1,
586 simplify_const_binary_operation, simplify_relational_operation_1,
587 simplify_subreg): Ditto.
589 2012-11-09 Steven Bosscher <steven@gcc.gnu.org>
592 * postreload.c (reload_cse_simplify): Return a bool indicating
593 whether the CFG was changed.
594 (reload_cse_regs_1): Traverse the CFG instead of the insns chain.
595 Cleanup the CFG if edges may have been removed.
596 (reload_cse_regs): Update.
598 2012-11-09 Andrey Belevantsev <abel@ispras.ru>
600 PR rtl-optimization/54472
601 * sel-sched-ir.c (has_dependence_note_reg_set): Handle implicit sets.
602 (has_dependence_note_reg_clobber, has_dependence_note_reg_use):
605 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
607 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
610 2012-11-08 Christian Bruel <christian.bruel@st.com>
612 * tree-ssa-tail-merge.c (replace_block_by): Update bb2 profile count.
613 Do not reset dead bb1->frequency.
615 2012-11-08 Steven Bosscher <steven@gcc.gnu.org>
617 PR tree-optimization/55191
618 * cfganal.c (connect_infinite_loops_to_exit): Call dfs_deadend here.
619 (flow_dfs_compute_reverse_execute): Don't call it here.
621 2012-11-08 Jakub Jelinek <jakub@redhat.com>
624 * dwarf2out.c (gen_compile_unit_die): Don't call gen_producer_string
625 here, instead add "" if producer_string is NULL.
626 (dwarf2out_finish): Call gen_producer_string here, unconditionally
627 decrease refcount of the old indirect string and set val_str to
628 find_AT_string result.
631 * cgraphunit.c (assemble_thunk): Don't call source_line debug hook
632 here, instead call insn_locations_{init,finalize} and initialize
635 2012-11-08 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
638 * gcc.c (process_command): Use save_switch for synthesized
639 -fcompare-debug=* option; mark the switch as known.
641 2012-11-08 Jakub Jelinek <jakub@redhat.com>
644 * config/rs6000/rs6000.c (legitimate_indirect_address_p): Remove
647 2012-11-08 Bernd Schmidt <bernds@codesourcery.com>
649 PR rtl-optimization/54850
650 * sched-deps.c (find_inc): Add all dependencies from the inc_insn
653 2012-11-08 Jan Hubicka <jh@suse.cz>
656 * ipa-inline.c (big_speedup_p): New function.
657 (want_inline_small_function_p): Use it.
658 (edge_badness): Dump it.
659 * params.def (inline-min-speedup): New parameter.
660 * doc/invoke.texi (inline-min-speedup): Document.
662 2012-11-08 Martin Jambor <mjambor@suse.cz>
664 * ipa-prop.c (determine_known_aggregate_parts): Skip writes to
665 different declarations when tracking writes to a declaration.
667 2012-11-07 David S. Miller <davem@davemloft.net>
669 * config/sparc/constraints.md ("U"): Document, in detail,
670 which this constraint is necessary.
672 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
675 * expr.c (store_expr): Do not call emit_block_move for
678 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
681 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
682 the argument is itself a conditional expression.
684 2012-11-07 Vladimir Makarov <vmakarov@redhat.com>
686 PR rtl-optimization/55122
687 * lra-constraints.c (match_reload): Sync values for dead input pseudos.
689 2012-11-07 Richard Henderson <rth@redhat.com>
691 * trans-mem.c (pass_ipa_tm): Don't use TODO_update_ssa.
693 2012-11-07 Peter Bergner <bergner@vnet.ibm.com>
695 * doc/invoke.texi (-mcpu=power8): Document.
696 * config.in (HAVE_AS_POWER8): New.
697 * config.gcc: Add cpu_type power8.
698 * configure.ac: (HAVE_AS_POWER8): Check for assembler support for
699 the POWER8 instructions.
700 * configure: Regenerate.
701 * config/rs6000/rs6000.h: (ASM_CPU_POWER8_SPEC): Define.
702 (ASM_CPU_SPEC): Pass %(asm_cpu_power8) for -mcpu=power8.
703 (EXTRA_SPECS): Add asm_cpu_power8 spec string.
704 * config/rs6000/rs6000-cpus.def (processor_target_table): Alias
706 * config/rs6000/rs6000-tables.opt: Regenerate.
707 * config/rs6000/driver-rs6000.c (ASM_CPU_SPEC): For -mcpu=power8,
708 pass %(asm_cpu_power8)/-mpwr8.
709 * config/rs6000/aix53.h: Likewise.
710 * config/rs6000/aix61.h: Likewise.
712 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
715 * config/i386/i386.c (ix86_function_ok_for_sibcall): Put back exception
716 to make a sibcall if one of the functions has void return type.
718 2012-11-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
721 * doc/invoke.texi (Wformat): Update.
723 2012-11-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
725 * optc-gen.awk: Factor code out to...
726 * opt-functions.awk (lang_enabled_by): ... this new function.
728 2012-11-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
731 * common.opt (Wswitch,Wswitch-default,Wswitch-enum): Move to c.opt.
733 2012-11-07 Yufeng Zhang <yufeng.zhang@arm.com>
735 * config/aarch64/aarch64.c (aarch64_expand_prologue): Add the missing
736 argument 'Pmode' to the 'plus_constant' call.
738 2012-11-07 Martin Jambor <mjambor@suse.cz>
740 PR tree-optimization/53787
741 * ipa-cp.c (ipcp_value_source): New field offset.
742 (ipcp_agg_lattice): New type.
743 (ipcp_param_lattices): Likewise, move virt_call from ipcp_lattice here.
744 (ipcp_agg_lattice_pool): New variable.
745 (ipa_get_parm_lattices): New function.
746 (ipa_get_lattice): Turned into ipa_get_scalar_lat, use the above.
747 Adjusted all callers.
748 (print_lattice): New function.
749 (print_all_lattices): Use the above, also print aggregate lattices.
750 (set_agg_lats_to_bottom): New function.
751 (set_agg_lats_contain_variable): Likewise.
752 (set_all_contains_variable): Likewise.
753 (initialize_node_lattices): Also handle aggregate lattices, set
754 virt_call in ipcp_param_lattices.
755 (add_value_source): Handle offsets.
756 (add_value_to_lattice): Likewise.
757 (add_scalar_value_to_lattice): New function.
758 (propagate_vals_accross_pass_through): Use add_scalar_value_to_lattice.
759 (propagate_vals_accross_ancestor): Likewise.
760 (propagate_accross_jump_function): Renamed to
761 propagate_scalar_accross_jump_function, use
762 add_scalar_value_to_lattice.
763 (set_check_aggs_by_ref): New function.
764 (merge_agg_lats_step): Likewise.
765 (set_chain_of_aglats_contains_variable): Likewise.
766 (merge_aggregate_lattices): Likewise.
767 (propagate_constants_accross_call): Also handle aggregate lattices.
768 (hint_time_bonus): New function.
769 (context_independent_aggregate_values): Likewise.
770 (gather_context_independent_values): Also handle agggregate values.
771 (agg_jmp_p_vec_for_t_vec): New function.
772 (estimate_local_effects): Also handle agggregate values.
773 (add_all_node_vals_to_toposort): Likewise.
774 (ipcp_propagate_stage): Use struct ipcp_param_lattices.
775 (get_clone_agg_value): New function.
776 (cgraph_edge_brings_value_p): Also handle agggregate values.
777 (create_specialized_node): Likewise.
778 (find_more_values_for_callers_subset): Rename to
779 find_more_scalar_values_for_callers_subset. Modify dump.
780 (copy_plats_to_inter): New function.
781 (intersect_with_plats): Likewise.
782 (agg_replacements_to_vector): Likewise.
783 (intersect_with_agg_replacements): Likewise.
784 (find_aggregate_values_for_callers_subset): Likewise.
785 (known_aggs_to_agg_replacement_list): Likewise.
786 (cgraph_edge_brings_all_scalars_for_node): Likewise.
787 (cgraph_edge_brings_all_agg_vals_for_node): Likewise.
788 (perhaps_add_new_callers): Old functionality moved to
789 cgraph_edge_brings_all_scalars_for_node, call it and
790 cgraph_edge_brings_all_agg_vals_for_node.
791 (ipcp_val_in_agg_replacements_p): New function.
792 (decide_about_value): New function.
793 (decide_whether_version_node): A lot of functionality moved to
794 decide_about_value. Also handle agggregate values.
795 (ipcp_driver): Also allocate ipcp_agg_lattice_pool.
796 (pass_ipa_cp): Fill in new entries.
797 * ipa-prop.c (ipa_node_agg_replacements): New variable.
798 (free_parms_ainfo): New function.
799 (ipa_analyze_node): Use free_parms_ainfo to free stuff.
800 (ipa_find_agg_cst_for_param): Do not rely on offset ordering.
801 (ipa_set_node_agg_value_chain): New function.
802 (ipa_node_removal_hook): Also handle ipa_node_agg_replacements.
803 (ipa_node_duplication_hook): Likewise.
804 (ipa_free_all_structures_after_ipa_cp): Also free ipcp_agg_lattice_pool.
805 (ipa_free_all_structures_after_iinln): Likewise.
806 (ipa_dump_agg_replacement_values): New function.
807 (write_agg_replacement_chain): Likewise.
808 (read_agg_replacement_chain): Likewise.
809 (ipa_prop_write_all_agg_replacement): Likewise.
810 (read_replacements_section): Likewise.
811 (ipa_prop_read_all_agg_replacement): Likewise.
812 (adjust_agg_replacement_values): Likewise.
813 (ipcp_transform_function): Likewise.
814 * ipa-prop.h: Also define heap vector of ipa_agg_jf_item_t and of
815 ipa_agg_jump_function_t.
816 (ipa_node_params): Make lattices an array of ipcp_param_lattices.
817 (ipa_agg_replacement_value): New type and its vector.
818 (ipa_set_node_agg_value_chain) Declare.
819 (ipa_node_agg_replacements): Likewise.
820 (ipa_get_agg_replacements_for_node): New function.
821 (ipcp_agg_lattice_pool): Declare.
822 (ipa_dump_agg_replacement_values): Likewise.
823 (ipa_prop_write_all_agg_replacement): Likewise.
824 (ipa_prop_read_all_agg_replacement): Likewise.
825 (ipcp_transform_function): Likewise.
826 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time): Pass around
827 known aggregates and hints.
828 * ipa-inline.h: include ipa-prop.h.
829 (estimate_ipcp_clone_size_and_time): Adjust declaration.
830 * lto-streamer.h (lto_section_type): New item
831 LTO_section_ipcp_transform.
832 * lto-section-in.c (lto_section_name): New element ipcp_trans.
833 * params.def (PARAM_IPA_CP_LOOP_HINT_BONUS): New parameter.
834 * Makefile.in (IPA_INLINE_H): New. Use everywhee instead of
837 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
839 * config/i386/i386.c (enum upper_128bits_state): Remove.
840 (check_avx256_store): Use bool pointer argument.
841 (ix86_avx_u128_mode_needed): Use note_stores also for CALL insns.
842 * config/i386/predicates.md (vzeroupper_operation): Use match_test.
844 2012-11-07 Yufeng Zhang <yufeng.zhang@arm.com>
846 * config/aarch64/aarch64.c (aarch64_expand_prologue): For the
847 load-pair with writeback instruction, replace
848 aarch64_set_frame_expr with add_reg_note (REG_CFA_ADJUST_CFA);
849 add new local variable 'cfa_reg' and use it.
851 2012-11-07 Kaz Kojima <kkojima@gcc.gnu.org>
854 * mode-switching.c (create_pre_exit): Set short_block if there
857 2012-11-07 Martin Jambor <mjambor@suse.cz>
859 * lto-cgraph.c: Include tree-pass.h.
860 (lto_output_node): Stream node->ipa_transforms_to_apply.
861 (input_node): Likewise.
862 * tree-pass.h (passes_by_id): Declare.
863 (passes_by_id_size): Likewise.
864 * Makefile.in (lto-cgraph.o): Add TREE_PASS_H to dependencies.
866 2012-11-07 Jan Hubicka <jh@suse.cz>
868 * ipa-inline-analysis.c (true_predicate, single_cond_predicate,
869 reset_inline_edge_summary): Fix formatting.
870 (account_size_time): Bump up the limit on number of size/time
872 (estimate_function_body_sizes): Work in reverse postorder.
874 2012-11-07 David S. Miller <davem@davemloft.net>
878 * config/sparc/constraints.md ("U"): Delete.
879 * config/sparc/sparc.md: Use 'r' constraint instead of 'U'.
880 * config/sparc/sync.md: Likewise.
882 * doc/md.texi: Sync sparc constraint documentation with reality.
884 2012-11-07 Jakub Jelinek <jakub@redhat.com>
886 * config/i386/i386.c (ix86_avx_u128_mode_after): Don't
887 look for reg in CALL operand.
890 * tree-flow.h (propagate_threaded_block_debug_into): New prototype.
891 * tree-ssa-threadedge.c (propagate_threaded_block_debug_into): No
893 * tree-ssa-loop-ch.c (copy_loop_headers): Use it.
895 2012-11-06 Sterling Augustine <saugustine@google.com>
897 * dwarf2out.c (output_comdat_type_unit): Check for OBJECT_FORMAT_ELF.
899 2012-11-06 Aldy Hernandez <aldyh@redhat.com>
900 Richard Henderson <rth@redhat.com>
902 * cfg-flags.def (TM_UNINSTRUMENTED, TM_ABORT): New.
903 * trans-mem.c (PROB_VERY_LIKELY, PROB_UNLIKELY, PROB_LIKELY): New.
904 (struct tm_region): Add tm_state, restart_block,
905 original_transaction_was_outer.
906 (tm_region_init_0): Initialize them.
907 (collect_bb2reg, get_bb_regions_instrumented): New.
908 (tm_log_emit_save_or_restores): Merge into ...
909 (expand_transaction): ... here.
910 (generate_tm_state, propagate_tm_flags_out): New.
911 (execute_tm_mark): Avoid processing blocks more than once.
912 (split_bb_make_tm_edge): Split out from ...
913 (make_tm_edge): ... here. And merge the rest into ...
914 (expand_block_edges): ... here.
915 (execute_tm_edges): Avoid processing blocks more than once.
916 (ipa_uninstrument_transaction): New.
917 (ipa_tm_scan_calls_transaction): Use it. Rebuild cgraph and ssa.
918 (ipa_tm_execute): Init and free original_copy_tables.
919 * trans-mem.h (PR_MULTIWAYCODE): New.
920 * tree-cfg.c (make_edges): Use EDGE_TM_ABORT.
922 2012-11-06 Aldy Hernandez <aldyh@redhat.com>
924 * cfghooks.c (copy_bbs): Handle a null loop_father.
926 * cgraph.c (cgraph_debug_gimple_stmt): Handle a null
927 current_function_decl.
929 2012-11-06 Richard Henderson <rth@redhat.com>
931 * tree-ssa-tail-merge.c (find_duplicate): Do not consider
932 is_tm_ending_fndecl calls as mergable.
934 2012-11-06 Sterling Augustine <saugustine@google.com>
935 Cary Coutant <ccoutant@google.com>
937 * common.opt (gno-split-dwarf, gsplit-dwarf): New switches.
938 * doc/invoke.texi (Debugging Options): Document them.
939 * gcc.c (replace_extension_spec_func): New function.
940 (ASM_FINAL_SPEC): Adjust.
941 (static_spec_functions): Add new field for replace-extension.
942 (check_live_switch): Adjust comment. Add case for 'g'.
943 * opts.c (finish_options): Set x_debug_generate_pub_sections based on
944 x_dwarf_split_debug_info.
945 (common_handle_option): Add case for OPT_gsplit_dwarf.
946 * dwarf2out.h (addr_table_entry_struct): Add forward declaration.
947 (dw_val_struct): Add val_entry pointer.
948 * dwarf2out.c (debug_skeleton_info_section,
949 debug_skeleton_abbrev_section, debug_addr_section,
950 debug_skeleton_line_section, debug_str_offsets_section): New globals.
951 (NOT_INDEXED, NO_INDEX_ASSIGNED): New defines.
952 (indirect_string_node): New field index.
953 (ate_kind): New enum with fields ate_kind_rtc, ate_kind_rtx_dtprel,
955 (addr_table_entry): New structure and type.
956 (dw_loc_list_struct): Add field begin_entry.
957 (new_loc_desc): Initialize val_entry.
958 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
959 Add cases for DW_OP_GNU_addr_index and DW_OP_const_index.
960 (build_cfa_loc): Initialize val_entry.
961 (AT_index, add_addr_table_entry, remove_addr_table_entry,
962 add_AT_lbl_id): New functions.
963 (add_AT_addr, add_AT_range_list): New parameter force_direct.
964 (output_die_abbrevs): New function.
965 (add_ranges_by_labels): New parameter force_direct.
966 (output_line_info): New parameter prologue_only.
967 (dtprel_bool): New enum with dtprel_false and dtprel_true.
968 (dw_addr_op, new_addr_loc_descr): New functions.
969 (DEBUG_DWO_INFO_SECTION, DEBUG_DWO_ABBREV_SECTION,
970 DEBUG_ADDR_SECTION, DEBUG_NORM_MACINFO_SECTION,
971 DEBUG_DWO_MACINFO_SECTION, DEBUG_MACINFO_SECTION,
972 DEBUG_NORM_MACRO_SECTION, DEBUG_DWO_MACRO_SECTION,
973 DEBUG_MACRO_SECTION, DEBUG_DWO_LINE_SECTION,
974 DEBUG_DWO_LOC_SECTION, DEBUG_NORM_STR_OFFSETS_SECTION,
975 DEBUG_DWO_STR_OFFSETS_SECTION, DEBUG_STR_OFFSETS_SECTION,
976 DEBUG_DWO_STR_SECTION, DEBUG_NORM_STR_SECTION, DEBUG_STR_SECTION,
977 DEBUG_MACRO_SECTION_FLAGS, DEBUG_SKELETON_LINE_SECTION_LABEL,
978 DEBUG_SKELETON_INFO_SECTION_LABEL, DEBUG_ADDR_SECTION_LABEL
979 DEBUG_SKELETON_ABBREV_SECTION_LABEL): New macros.
980 (DEBUG_STR_SECTION_FLAGS): Adjust.
981 (TEXT_SECTION_LABEL, COLD_TEXT_SECTION_LABEL,
982 DEBUG_LINE_SECTION_LABEL, DEBUG_INFO_SECTION_LABEL,
983 DEBUG_ABBREV_SECTION_LABEL, DEBUG_ADDR_SECTION_LABEL,
984 DEBUG_LOC_SECTION_LABEL, DEBUG_RANGES_SECTION_LABEL,
985 DEBUG_MACINFO_SECTION_LABEL, DEBUG_MACRO_SECTION_LABEL): Adjust
987 (debug_skeleton_abbrev_section_label, debug_addr_section_label,
988 debug_skeleton_line_section_label, debug_skeleton_info_section_label):
989 New global variables.
990 (add_AT_flag, add_AT_int, add_AT_unsigned, add_AT_double, add_AT_vec,
991 add_AT_data8): Initialize val_entry.
992 (add_AT_low_high_pc): New parameter force_direct. Handle
993 dwarf_split_debug_info.
994 (set_indirect_string, find_AT_string_form): New functions.
995 (AT_string_form): Adjust to call find_AT_string_from.
996 (add_AT_die_ref, add_AT_fde_ref, add_AT_loc, add_AT_list):
997 Initialize val_entry.
998 (addr_index_table): New global variable.
999 (addr_table_entry_do_hash, addr_table_entry_eq, add_addr_table_entry,
1000 init_addr_table_entry, remove_addr_table_entry, index_addr_table_entry,
1001 remove_loc_list_addr_table_entries): New functions.
1002 (add_AT_addr, add_AT_lbl_id, add_AT_range_list): New parameter
1003 force_direct. Handle dwarf_split_debug_info.
1004 (add_AT_file, add_AT_vms_delta, add_AT_lineptr, add_AT_macptr,
1005 add_AT_offset): Initialize val_entry.
1006 (UNRELOCATED_OFFSET, RELOCATED_OFFSET): New defines.
1007 (size_of_die): Handle dwarf_split_debug_info.
1008 (size_of_aranges, value_format): Call AT_class. Check AT_index.
1009 (output_die_abbrevs): New function.
1010 (output_abbrev_section): Call output_die_abbrevs.
1011 (new_loc_list): Initialize begin_entry.
1012 (output_loc_list): Handle dwarf_split_debug_info.
1013 (output_range_list_offset, output_loc_list_offset,
1014 output_attr_index_or_value, ): New functions.
1015 (output_die): Fix call to dw2_asm_output_data. Call
1016 output_attr_index_or_value and output_range_list_offset.
1017 Adjust logic around dw_val_class_str.
1018 (add_top_lebel_skeleton_die_attrs, get_skeleton_type_unit,
1019 output_skeleton_debug_sections): New functions.
1020 (output_comdat_type_unit, output_pubname, output_aranges): Handle
1021 dwarf_split_debug_info.
1022 (add_ranges_by_labels): New parameter force_direct.
1023 (mem_loc_descriptor, loc_descr): Call new_addr_loc_descr.
1024 (loc_list_from_tree, add_const_value_attribtue): Use dtprel_bools in
1025 place of generic integer.
1026 (dwarf2out_vms_debug_main_pointer, gen_entry_point_die, gen_label_die,
1027 gen_call_site_die, gen_subprogram_die, gen_variable_die,
1028 add_high_low_attributes): Adjust calls to add_AT_lbl_id.
1029 (output_macinfo_op): Adjust indirect_string_logic.
1030 (save_macinfo_strings): New function.
1031 (output_macinfo): Adjust.
1032 (dwarf2out_init): Handle dwarf_split_debug_info.
1033 (index_string, output_index_string_offset, output_index_string): New
1035 (output_indirect_string): Adjust.
1036 (output_indirect_strings, output_addr_table_entry, output_addr_table):
1038 (resolve_addr_in_expr, hash_loc_operands): Handle DW_OP_GNU_addr_index
1039 and DW_OP_GNU_const_index. Handle dwarf_split_debug_info. Call
1040 remove_loc_list_addr_table_entries and remove_addr_table_entry.
1041 (index_location_lists): New function.
1042 (dwarf2out_finish): Handle dwarf_split_debug_info. New variable
1043 main_comp_unit_die. Adjust calls to add_AT_low_high_pc,
1044 add_ranges_by_labels, add_AT_addr, and add_AT_lineptr. Call
1045 save_macinfo_strings and output_indirect_strings.
1047 2012-11-06 Gerald Pfeifer <gerald@pfeifer.com>
1049 * config/i386/i386.c (make_dispatcher_decl): Guard with
1050 ASM_OUTPUT_TYPE_DIRECTIVE and HAVE_GNU_INDIRECT_FUNCTION.
1052 2012-11-06 Jan Hubicka <jh@suse.cz>
1054 * ipa-inline-analysis.c (estimate_function_body_sizes,
1055 inline_update_overall_summary): Cap time calculations.
1057 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1059 * config/i386/i386.c (ix86_init_machine_status): Do not
1060 explicitly clear tls_descriptor_call_expanded_p again.
1062 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/sse.md
1065 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1066 as read and written by the instruction.
1068 2012-11-06 Alexandre Oliva <aoliva@redhat.com>
1071 * tree-ssa-threadedge.c (propagate_threaded_block_debug_into):
1072 Use a stack vector before allocating a pointer set.
1074 2012-11-06 Martin Jambor <mjambor@suse.cz>
1076 * ipa-prop.c (ipa_get_param_decl_index_1): New function.
1077 (ipa_get_param_decl_index): Just call ipa_get_param_decl_index_1.
1078 (ipa_populate_param_decls): Accept descriptors parameter rather
1079 than the whole info.
1080 (load_from_unmodified_param): Likewise.
1081 (ipa_load_from_parm_agg_1): Likewise.
1082 (ipa_load_from_parm_agg): Extract descriptors from info.
1083 (compute_complex_assign_jump_func): Likewise.
1084 (ipa_analyze_indirect_call_uses): Likewise.
1086 2012-11-06 Jan Hubicka <jh@suse.cz>
1088 * ipa-inline.c (compute_uninlined_call_time): Return gcov_type.
1089 (compute_inlined_call_time): Watch overflows.
1090 (relative_time_benefit): Compute in gcov_type.
1092 2012-11-06 Jan Hubicka <jh@suse.cz>
1094 * cfgloopanal.c (get_loop_hot_path): New function.
1095 * tree-ssa-lop-ivcanon.c (struct loop_size): Add CONSTANT_IV,
1096 NUM_NON_PURE_CALLS_ON_HOT_PATH, NUM_PURE_CALLS_ON_HOT_PATH,
1097 NUM_BRANCHES_ON_HOT_PATH.
1098 (tree_estimate_loop_size): Compute the new values.
1099 (try_unroll_loop_completely): Disable unrolling of loops with only
1100 calls or too many branches.
1101 (tree_unroll_loops_completely): Deal also with outer loops of hot loops.
1102 * cfgloop.h (get_loop_hot_path): Declare.
1103 * params.def (PARAM_MAX_PEEL_BRANCHES): New parameters.
1104 * invoke.texi (max-peel-branches): Document.
1106 2012-11-06 Jan Hubicka <jh@suse.cz>
1108 * ipa-pure-const.c (check_stmt): Fix debug info formatting.
1110 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1112 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1113 (ix86_instantiate_decls): New function.
1114 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1115 stack slot instead of SLOT_VIRTUAL.
1116 <case IX86_BUILTIN_STMXCSR>: Ditto.
1117 (assign_386_stack_local): Do not assert when virtual slot is valid.
1118 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1119 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1120 (truncxf<mode>2): Ditto.
1121 (floatunssi<mode>2): Ditto.
1122 (isinf<mode>2): Ditto.
1123 * config/i386/sync.md (atomic_load<mode>): Ditto.
1124 (atomic_store<mode>): Ditto.
1126 2012-11-06 Jan Hubicka <jh@suse.cz>
1128 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound,
1129 vect_do_peeling_for_alignment): Fix loop bound computation.
1130 * tree-vect-loop.c (vect_transform_loop): Maintain loop bounds.
1132 2012-11-06 Oleg Endo <olegendo@gcc.gnu.org>
1135 * config/sh/sh.c (and_xor_ior_costs, addsubcosts): Double the costs for
1136 ops larger than SImode.
1137 * config/sh/sh.md (rotcl, *rotcl): New insns and splits.
1138 (ashldi3_k): Convert to insn_and_split and use new rotcl insn.
1140 2012-11-06 Vladimir Yakovlev <vladimir.b.yakovlev@intel.com>
1143 * config/i386/i386-protos.h (emit_i387_cw_initialization): Delete.
1144 (emit_vzero): Add prototype.
1145 (ix86_mode_entry): Likewise.
1146 (ix86_mode_exit): Likewise.
1147 (ix86_emit_mode_set): Likewise.
1149 * config/i386/i386.c (typedef struct block_info_def): Delete.
1150 (define BLOCK_INFO): Delete.
1151 (check_avx256_stores): Add checking for MEM_P.
1152 (move_or_delete_vzeroupper_2): Delete.
1153 (move_or_delete_vzeroupper_1): Delete.
1154 (move_or_delete_vzeroupper): Delete.
1155 (ix86_maybe_emit_epilogue_vzeroupper): Delete.
1156 (function_pass_avx256_p): Delete.
1157 (ix86_function_ok_for_sibcall): Remove sibcall disabling.
1158 (nit_cumulative_args): Remove initialization of of avx256 fields of
1160 (ix86_emit_restore_sse_regs_using_mov): Remove vzeroupper generation.
1161 (ix86_expand_epilogue): Likewise.
1162 (ix86_avx_u128_mode_needed): New.
1163 (ix86_i387_mode_needed): Rename from ix86_mode_needed.
1164 (ix86_mode_needed): New.
1165 (ix86_avx_u128_mode_after): New.
1166 (ix86_mode_after): New.
1167 (ix86_avx_u128_mode_entry): New.
1168 (ix86_mode_entry): New.
1169 (ix86_avx_u128_mode_exit): New.
1170 (ix86_mode_exit): New.
1171 (ix86_emit_mode_set): New.
1172 (ix86_expand_call): Delete vzeroupper generation.
1173 (ix86_split_call_vzeroupper): Delete.
1174 (ix86_init_machine_status): Initialize optimize_mode_switching.
1175 (ix86_expand_special_args_builtin): Change.
1176 (ix86_reorg): Delete a call of move_or_delete_vzeroupper.
1178 * config/i386/i386.h (VALID_AVX256_REG_OR_OI_MODE): New.
1180 (avx_u128_state): New.
1181 (NUM_MODES_FOR_MODE_SWITCHING): Added AVX_U128_ANY.
1185 (EMIT_MODE_SET): Change.
1186 (machine_function): Delete avx256 fields.
1188 * config/i386/i386.md (UNSPEC_CALL_NEEDS_VZEROUPPER): Delete.
1189 (define_insn_and_split "*call_vzeroupper"): Delete.
1190 (define_insn_and_split "*call_rex64_ms_sysv_vzeroupper"): Delete.
1191 (define_insn_and_split "*sibcall_vzeroupper"): Delete.
1192 (define_insn_and_split "*call_pop_vzeroupper"): Delete.
1193 (define_insn_and_split "*sibcall_pop_vzeroupper"): Delete.
1194 (define_insn_and_split "*call_value_vzeroupper"): Delete.
1195 (define_insn_and_split "*sibcall_value_vzeroupper"): Delete.
1196 (define_insn_and_split "*call_value_rex64_ms_sysv_vzeroupper"): Delete.
1197 (define_insn_and_split "*call_value_pop_vzeroupper"): Delete.
1198 (define_insn_and_split "*sibcall_value_pop_vzeroupper"): Delete.
1199 (define_expand "return"): Remove vzeroupper emitting.
1200 (define_expand "simple_return"): Delete.
1202 * config/i386/predicates.md (vzeroupper_operation): New.
1204 * config/i386/sse.md (avx_vzeroupper): Change.
1206 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1207 Kaz Kojima <kkojima@gcc.gnu.org>
1210 * mode-switching.c (create_pre_exit): Set return_copy to
1211 last_insn when copy_start is a pseudo reg.
1213 2012-11-06 Andrey Turetskiy <andrey.turetskiy@gmail.com>
1215 * config/i386/i386.c (bdesc_args): Rename CODE_FOR_avx2_umulhrswv16hi3
1216 to CODE_FOR_avx2_pmulhrswv16hi3.
1217 * config/i386/predicates.md (const1_operand): Extend for vectors.
1218 * config/i386/sse.md (ssse3_avx2): Extend.
1219 (ssedoublemode): Ditto.
1220 (<sse2_avx2>_uavg<mode>3): Merge avx2_uavgv32qi3, sse2_uavgv16qi3,
1221 avx2_uavgv16hi3 and sse2_uavgv8hi3 into one.
1222 (*<sse2_avx2>_uavg<mode>3): Merge *avx2_uavgv32qi3, *sse2_uavgv16qi3,
1223 *avx2_uavgv16hi3 and *sse2_uavgv8hi3 into one.
1225 (<ssse3_avx2>_pmulhrsw<mode>3): Merge avx2_umulhrswv16hi3,
1226 ssse3_pmulhrswv8hi3 and ssse3_pmulhrswv4hi3 into one.
1227 (*avx2_pmulhrswv16hi3): Replace const_vector with const1_operand
1229 (*ssse3_pmulhrswv8hi3): Ditto.
1230 (*ssse3_pmulhrswv4hi3): Ditto.
1232 2012-11-06 Joern Rennecke <joern.rennecke@embecosm.com>
1234 * config/epiphany/epiphany.c (epiphany_address_cost):
1237 2012-11-05 Sriraman Tallam <tmsriram@google.com>
1239 * doc/tm.texi.in (TARGET_OPTION_FUNCTION_VERSIONS): New hook
1241 * (TARGET_COMPARE_VERSION_PRIORITY): New hook description.
1242 * (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): New hook description.
1243 * (TARGET_GENERATE_VERSION_DISPATCHER_BODY): New hook description.
1244 * doc/tm.texi: Regenerate.
1245 * target.def (compare_version_priority): New target hook.
1246 * (generate_version_dispatcher_body): New target hook.
1247 * (get_function_versions_dispatcher): New target hook.
1248 * (function_versions): New target hook.
1249 * cgraph.c (cgraph_fnver_htab): New htab.
1250 (cgraph_fn_ver_htab_hash): New function.
1251 (cgraph_fn_ver_htab_eq): New function.
1252 (version_info_node): New pointer.
1253 (insert_new_cgraph_node_version): New function.
1254 (get_cgraph_node_version): New function.
1255 (delete_function_version): New function.
1256 (record_function_versions): New function.
1257 * cgraph.h (cgraph_node): New bitfield dispatcher_function.
1258 (cgraph_function_version_info): New struct.
1259 (get_cgraph_node_version): New function.
1260 (insert_new_cgraph_node_version): New function.
1261 (record_function_versions): New function.
1262 (delete_function_version): New function.
1263 (init_lowered_empty_function): Expose function.
1264 * tree.h (DECL_FUNCTION_VERSIONED): New macro.
1265 (tree_function_decl): New bit-field versioned_function.
1266 * cgraphunit.c (cgraph_analyze_function): Generate body of multiversion
1267 function dispatcher.
1268 (cgraph_analyze_functions): Analyze dispatcher function.
1269 (init_lowered_empty_function): Make non-static. New parameter in_ssa.
1270 (assemble_thunk): Add parameter to call to init_lowered_empty_function.
1271 * config/i386/i386.c (add_condition_to_bb): New function.
1272 (get_builtin_code_for_version): New function.
1273 (ix86_compare_version_priority): New function.
1274 (feature_compare): New function.
1275 (dispatch_function_versions): New function.
1276 (ix86_function_versions): New function.
1277 (attr_strcmp): New function.
1278 (ix86_mangle_function_version_assembler_name): New function.
1279 (ix86_mangle_decl_assembler_name): New function.
1280 (make_name): New function.
1281 (make_dispatcher_decl): New function.
1282 (is_function_default_version): New function.
1283 (ix86_get_function_versions_dispatcher): New function.
1284 (make_attribute): New function.
1285 (make_resolver_func): New function.
1286 (ix86_generate_version_dispatcher_body): New function.
1287 (fold_builtin_cpu): Return integer for cpu builtins.
1288 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): New macro.
1289 (TARGET_COMPARE_VERSION_PRIORITY): New macro.
1290 (TARGET_GENERATE_VERSION_DISPATCHER_BODY): New macro.
1291 (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): New macro.
1292 (TARGET_OPTION_FUNCTION_VERSIONS): New macro.
1294 2012-11-05 Joern Rennecke <joern.rennecke@embecosm.com>
1296 * recog.c (extract_insn): Enabled alternative defaults to 1.
1298 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1300 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1303 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1305 PR tree-optimization/54986
1306 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1307 conversions on entry but add them back on exit if needed.
1309 2012-11-05 Andreas Schwab <schwab@linux-m68k.org>
1311 * final.c (final_scan_insn) [HAVE_cc0]: Handle all comparison
1312 codes in non-jump and cmove insn.
1314 2012-11-05 Uros Bizjak <ubizjak@gmail.com>
1315 Vladimir Yakovlev <vladimir.b.yakovlev@intel.com>
1317 * mode-switching.c (create_pre_exit): Force late switching if
1318 __builtin_{apply,return} emitted a load that require mode,
1319 other than MODE_EXIT.
1321 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1324 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1326 (print_reg): Use true_regnum rather than REGNO.
1327 (ix86_print_operand_address): Remove SUBREG handling.
1329 2012-11-05 Jan Hubicka <jh@suse.cz>
1331 * tree-ssa-loop-niter.c (finite_loop_p): Revamp to be just wrapper of
1332 max_loop_iterations.
1334 2012-11-05 Joern Rennecke <joern.rennecke@embecosm.com>
1336 * reorg.c (fill_simple_delay_slots): Avoid calling optimize_skip
1337 with a return instruction.
1339 2012-11-05 Vladimir Makarov <vmakarov@redhat.com>
1341 PR rtl-optimization/55151
1342 * lra-constraints.c (process_alt_operands): Permit putting reg
1343 value into memory. Increase reject for this case.
1345 2012-11-05 Dehao Chen <dehao@google.com>
1347 * final.c (reemit_insn_block_notes): Do not change scope if insn
1348 location is UNKNOWN_LOCATION.
1350 2012-11-05 Joern Rennecke <joern.rennecke@embecosm.com>
1352 * doc/md.texi (Defining Attributes): Document that we are defining
1353 HAVE_ATTR_name macros as 1 for defined attributes, and as 0
1354 for undefined special attributes.
1355 * final.c (asm_insn_count, align_fuzz): Always define.
1356 (insn_current_reference_address): Likewise.
1357 (init_insn_lengths): Use if (HAVE_ATTR_length) instead of
1358 #ifdef HAVE_ATTR_length.
1359 (get_attr_length_1, shorten_branches, final): Likewise.
1360 (final_scan_insn, output_asm_name): Likewise.
1361 * genattr.c (gen_attr): Define HAVE_ATTR_name macros for
1362 defined attributes as 1.
1363 Remove ancient get_attr_alternative compatibility code.
1364 For special purpose attributes not provided, define HAVE_ATTR_name
1366 In case no length attribute is given, provide stub definitions
1367 for insn_*_length* functions, and also include insn-addr.h.
1368 In case no enabled attribute is given, provide stub definition.
1369 * genattrtab.c (write_length_unit_log): Always write a definition.
1370 * hooks.c (hook_int_rtx_1, hook_int_rtx_unreachable): New functions.
1371 * hooks.h (hook_int_rtx_1, hook_int_rtx_unreachable): Declare.
1372 * lra-int.h (struct lra_insn_recog_data): Make member
1373 alternative_enabled_p unconditional.
1374 * lra.c (free_insn_recog_data): Use if (HAVE_ATTR_length) instead of
1375 #ifdef HAVE_ATTR_length.
1376 (lra_set_insn_recog_data): Likewise. Make initialization of
1377 alternative_enabled_p unconditional.
1378 (lra_update_insn_recog_data): Use #if instead of #ifdef for
1380 * recog.c [!HAVE_ATTR_enabled] (get_attr_enabled): Don't define.
1381 (extract_insn): Check HAVE_ATTR_enabled.
1382 (gate_handle_split_before_regstack): Use #if instead of
1383 #if defined for HAVE_ATTR_length.
1385 2012-11-05 Jan Hubicka <jh@suse.cz>
1387 * ipa-inline.c (compute_uninlined_call_time,
1388 compute_inlined_call_time): New functions.
1389 (RELATIVE_TIME_BENEFIT_RANGE): New macro.
1390 (relative_time_benefit): Rewrite.
1391 (edge_badness): Rewrite path with guessed profile and estimated profile.
1392 * ipa-inline.h (INLINE_HINT_declared_inline, INLINE_HINT_cross_module):
1394 (struct inline_summary): Add GROWTH filed.
1395 * ipa-inline-analysis.c (dump_inline_hints): Update.
1396 (reset_inline_summary): Update.
1397 (dump_inline_summary): Update.
1398 (will_be_nonconstant_predicate): Cleanup to use gimple_store_p and
1399 gimple_assign_load_p predicates.
1400 (estimate_node_size_and_time): Drop INLINE_HINT_declared_inline hint.
1401 (simple_edge_hints): New function.
1402 (do_estimate_edge_time): Return time of invocation of callee rather
1403 than the time scaled by edge frequency; update hints code.
1404 (do_estimate_edge_hints): Update.
1405 (do_estimate_growth): Cleanup.
1407 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1410 * dwarf2out.c (value_format) <case dw_val_class_high_pc>: Handle
1411 also DWARF2_ADDR_SIZE 1 and 2.
1413 2012-11-05 Jan Hubicka <jh@suse.cz>
1415 * tree-ssa-loop-niter.c (find_loop_niter): Remove just_once_each_iteration_p.
1416 (maybe_lower_iteration_bound): Initialize not_executed_last_iteration to NULL
1417 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables): Skip
1418 just_once_each_iteration_p; record estimated bound when loop has only one
1419 likely exit; test just_once_each_iteration_p before IV canon itself.
1421 2012-11-05 Jan Hubicka <jh@suse.cz>
1423 * ipa-inline.c (leaf_node_p): Rename to ...
1424 (num_calls) ... this one.
1425 (want_early_inline_function_p): Allow smal growth on non-leafs.
1427 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1430 * var-tracking.c (fp_setter): Return false if there is REG_CFA_RESTORE
1432 (vt_initialize): Look for fp_setter in any bb, not just successor of
1435 2012-11-05 Oleg Endo <olegendo@gcc.gnu.org>
1437 * config/sh/sh.h (TARGET_CACHE32, TARGET_HARVARD): Delete macro.
1438 (TARGET_SUPERSCALAR): Add TARGET_SH2A.
1439 (CACHE_LOG): Use TARGET_HARD_SH4 and TARGET_SH5 instead of
1441 (TRAMPOLINE_ALIGNMENT): Use TARGET_HARD_SH4 and TARGET_SH5 instead of
1443 * config/sh/sh.c (sh_trampoline_init): Likewise.
1445 2012-11-05 David Edelsohn <dje.gcc@gmail.com>
1447 * system.h (loc_t): Poison.
1449 2012-11-05 Marc Glisse <marc.glisse@inria.fr>
1451 * fold-const.c (fold_unary_loc): Disable conversion optimization
1454 2012-11-04 Thomas Schwinge <thomas@codesourcery.com>
1456 * configure: Regenerate.
1458 2012-11-04 Eric Botcazou <ebotcazou@adacore.com>
1460 * combine.c: Adjust toplevel comment.
1461 (make_extraction): Adjust head comment and move up canonicalization.
1463 2012-11-04 Alexandre Oliva <aoliva@redhat.com>
1464 Jakub Jelinek <jakub@redhat.com>
1467 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Emit debug temps
1468 for dropped IV sets.
1470 2012-11-04 Alexandre Oliva <aoliva@redhat.com>
1473 * tree-ssa-threadedge.c (propagate_threaded_block_debug_into):
1474 New, rewritten from debug stmt copying code...
1475 (thread_around_empty_block): ... removed from here.
1476 (thread_across_edge): Call propagate_threaded_block_debug_into.
1478 2012-11-04 Dehao Chen <dehao@google.com>
1480 * expr.c (expand_expr_real_1): Change to not using input_location.
1482 2012-11-03 Jan Hubicka <jh@suse.cz>
1484 * invoke.texi (profile-use): update documentation.
1485 * opts.c (common_handle_option): Enable tree-vectorize
1486 and tree-loop-distribute-patterns.
1487 * tree-loop-distribution.c (tree_loop_distribution): Skip loops
1489 * config/i386/i386.c (ix86_option_override_internal): Enabe
1490 prefetch_lop_arrays for profile-use.
1492 2012-11-03 Robert Mason <rbmj@verizon.net>
1494 * gcov-io.c (gcov_open): Add file mode to open call (need for VxWorks)
1496 2012-11-03 Sandra Loosemore <sandra@codesourcery.com>
1498 * doc/extend.texi: Copy-edit to use present tense except when
1499 explicitly describing future or past behavior.
1501 2012-11-03 Oleg Endo <olegendo@gcc.gnu.org>
1503 * config/sh/sh.c (output_movedouble, output_far_jump,
1504 output_ieee_ccmpeq): Use multi-line strings for asm.
1505 (find_regmode_weight): Wrap lines.
1506 (sh_optimize_target_register_callee_saved): Remove commented out
1508 (emit_load_ptr): Remove prototype.
1510 2012-11-03 Oleg Endo <olegendo@gcc.gnu.org>
1513 * config/sh/sh.md (*cbranch_t): Allow splitting after reload.
1514 Allow going beyond current basic block before reload when looking for
1516 * config/sh/sh.c (sh_find_set_of_reg): Don't stop at labels.
1518 2012-11-02 Jan Hubicka <jh@suse.cz>
1520 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Add
1521 missing sign to unsigned.
1523 2012-11-02 Andrew Pinski <apinski@cavium.com>
1526 * simplify-rtx.c (simplify_relational_operation_1): Don't simplify
1527 (LTU/GEU (PLUS a 0) 0) into (GEU/LTU a 0) since they are not
1530 2012-11-02 Jan Hubicka <jh@suse.cz>
1532 * tree-ssa-loop-niter.c (double_int_cmp, bound_index,
1533 discover_iteration_bound_by_body_walk): New functions.
1534 (discover_iteration_bound_by_body_walk): Use it.
1536 2012-11-02 Jan Hubicka <jh@suse.cz>
1538 * predict.c (predict_loops): Predict also exits not dominating latch.
1540 2012-11-02 Jan Hubicka <jh@suse.cz>
1542 * predict.c (predict_loops): Do not predict infinite loops.
1544 2012-11-02 Jan Hubicka <jh@suse.cz>
1547 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1548 MAX field if NITER was folded to contant.
1549 (record_estimate): Sanity check.
1550 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): New
1552 (remove_redundant_iv_test): New function.
1553 (loops_to_unloop, loops_to_unloop_nunroll): New static vars.
1554 (unloop_loops): Break out from ...
1555 (try_unroll_loop_completely): ... here; Pass in MAXITER; use
1556 remove_exits_and_undefined_stmts; do not unloop.
1557 (canonicalize_loop_induction_variables): Compute MAXITER;
1558 use remove_redundant_iv_test; remove loop_close_ssa_invalidated
1559 and irred_invalidated arguments.
1560 (canonicalize_induction_variables): Compute fresh bound estimates;
1561 unloop; walk from innermost.
1562 (tree_unroll_loops_completely): Likewise.
1564 2012-11-02 Vladimir Makarov <vmakarov@redhat.com>
1567 * lra-constraints.c (debug_loc_equivalence_change_p): Rename to
1568 loc_equivalence_change_p.
1569 (lra_constraints): Check equiv_insn_bitmap for debug insn. Call
1570 loc_equivalence_change_p for non-transformed insn.
1572 2012-11-02 Eric Botcazou <ebotcazou@adacore.com>
1574 * cfg-flags.def (ABNORMAL_CALL): Fix comment.
1576 (SIBCALL): Likewise.
1577 * cfgrtl.c (rtl_verify_flow_info_1): Adjust error messages.
1578 Deal with EDGE_SIBCALL and fix the EDGE_ABNORMAL check.
1580 2012-11-02 Jakub Jelinek <jakub@redhat.com>
1583 * config/i386/i386.md (bswapdi2): Limit to TARGET_64BIT.
1584 (*bswapdi2_doubleword): Removed.
1586 2012-11-02 Gerald Pfeifer <gerald@pfeifer.com>
1588 * doc/install.texi (Specific): Remove moxie web reference.
1590 2012-11-01 Marc Glisse <marc.glisse@inria.fr>
1593 * tree-vect-generic.c (expand_vector_condition): New function.
1594 (expand_vector_operations_1): Call it.
1596 2012-11-01 Steve Ellcey <sellcey@mips.com>
1598 * target-globals.c (save_target_globals): Save lra_int struct.
1600 2012-11-01 Gerald Pfeifer <gerald@pfeifer.com>
1602 * doc/standards.texi (Standards): Adjust reference to Go specification.
1604 2012-11-01 Lawrence Crowl <crowl@google.com>
1606 * ebitmap.h: Remove unused.
1607 * ebitmap.c: Remove unused.
1608 * Makefile.in: Remove ebitmap.h and ebitmap.c.
1609 * sbitmap.h (SBITMAP_SIZE_BYTES): Move to source file.
1610 (SET_BIT_WITH_POPCOUNT): Remove unused.
1611 (RESET_BIT_WITH_POPCOUNT): Remove unused.
1612 (bitmap_copy_n): Remove unused.
1613 (bitmap_range_empty_p): Remove unused.
1614 (sbitmap_popcount): Remove unused.
1615 (sbitmap_verify_popcount): Make private to source file.
1616 * sbitmap.c (SBITMAP_SIZE_BYTES): Move here from header.
1617 (bitmap_copy_n): Remove unused.
1618 (bitmap_range_empty_p): Remove unused.
1619 (sbitmap_popcount): Remove unused.
1620 (sbitmap_verify_popcount): Make private to source file.
1622 2012-11-01 Lawrence Crowl <crowl@google.com>
1624 * sbitmap.h (sbitmap_iter_init): Rename bmp_iter_set_init and add
1625 unused parameter to match bitmap iterator. Update callers.
1626 (sbitmap_iter_cond): Rename bmp_iter_set. Update callers.
1627 (sbitmap_iter_next): Rename bmp_iter_next and add unused parameter to
1628 match bitmap iterator. Update callers.
1629 (EXECUTE_IF_SET_IN_SBITMAP_REV): Remove unused.
1630 (EXECUTE_IF_SET_IN_SBITMAP): Rename EXECUTE_IF_SET_IN_BITMAP and
1631 adjust to be identical to the definition in bitmap.h. Conditionalize
1632 the definition based on not having been defined. Update callers.
1633 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP): Conditionalize the definition
1634 based on not having been defined. (To match the above.)
1636 2012-11-01 Lawrence Crowl <crowl@google.com>
1638 * sbitmap.h (TEST_BIT): Rename bitmap_bit_p, normalizing parameter
1639 type. Update callers to match.
1640 (SET_BIT): Rename bitmap_set_bit, normalizing parameter type. Update
1642 (SET_BIT_WITH_POPCOUNT): Rename bitmap_set_bit_with_popcount,
1643 normalizing parameter type. Update callers to match.
1644 (RESET_BIT): Rename bitmap_clear_bit, normalizing parameter type.
1645 Update callers to match.
1646 (RESET_BIT_WITH_POPCOUNT): Rename bitmap_clear_bit_with_popcount,
1647 normalizing parameter type. Update callers to match.
1648 * basic-block.h (sbitmap_intersection_of_succs): Rename
1649 bitmap_intersection_of_succs. Update callers to match.
1650 * basic-block.h (sbitmap_intersection_of_preds): Rename
1651 bitmap_intersection_of_preds. Update callers to match.
1652 * basic-block.h (sbitmap_union_of_succs): Rename
1653 bitmap_union_of_succs. Update callers to match.
1654 * basic-block.h (sbitmap_union_of_preds): Rename
1655 bitmap_union_of_preds. Update callers to match.
1657 2012-11-01 Vladimir Makarov <vmakarov@redhat.com>
1660 * lra-constraints.c (lra_constraints): Check only pseudos with
1661 equivalences. Add insns with equivalence pseudos.
1663 2012-11-01 Sharad Singhai <singhai@google.com>
1666 * dumpfile.h (struct dump_file_info): Fix order of flags.
1668 2012-11-01 Jan Hubicka <jh@suse.cz>
1671 * ipa-inline-transform.c (inline_call): Silence an sanity check until
1672 ipa-cp issue if fixed.
1674 2012-11-01 Sharad Singhai <singhai@google.com>
1676 * doc/invoke.texi: Update -fopt-info documentation.
1677 * dumpfile.c: Move dump_flags here from passes.c.
1678 Rename opt_info_options to optinfo_verbosity_options.
1679 Add optgroup_options.
1680 (dump_files): Add field for optinfo_flags in the static initializer.
1681 (dump_register): Handle additional parameter for optgroup_flags.
1682 (opt_info_enable_passes): Renamed opt_info_enable_all. Handle
1683 optgroup_flags. Fix documentation.
1684 (opt_info_switch_p_1): Handle optgroup options.
1685 (opt_info_switch_p): Handle optgroup_flags. Warn on multiple files.
1686 * dumpfile.h (dump_register): Additional argument for optgroup_flags.
1687 All callers updated.
1688 (struct dump_file_info): Add field for optgroup_flags.
1689 Define OPTGROUP_* flags.
1690 * tree-pass.h (struct opt_pass): Add addtional field for optinfo_flags.
1691 All opt_pass static initializers updated.
1692 * opts-global.c (dump_remap_tree_vectorizer_verbose): Use 'all'
1693 instead of 'optall'.
1694 (handle_common_deferred_options): Fix typo in error message.
1695 * passes.c (register_one_dump_file): Add argument for optgroup_flags.
1696 Turn on OPTGROUP_IPA for IPA passes.
1697 Move dump_flags from here to dumpfile.c.
1698 * statistics.c (statistics_early_init): Use OPTGROUP_NONE in call to
1701 2012-11-01 Joern Rennecke <joern.rennecke@embecosm.com>
1704 * config/sh/sh.md (doloop_end): Use emit_jump_insn.
1706 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1708 PR tree-optimization/53708
1709 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1710 user-supplied alignment when used with an explicit section name.
1712 2012-10-31 Dehao Chen <dehao@google.com>
1714 * tree-eh.c (do_return_redirection): Set location for jump statement.
1715 (do_goto_redirection): Likewise.
1716 (frob_into_branch_around): Likewise.
1717 (lower_try_finally_nofallthru): Likewise.
1718 (lower_try_finally_copy): Likewise.
1719 (lower_try_finally_switch): Likewise.
1720 * expr.c (store_expr): Use current insn location instead of expr
1722 (expand_expr_real): Likewise.
1723 (expand_expr_real_1): Likewise.
1725 2012-10-31 Easwaran Raman <eraman@google.com>
1729 * optabs.c (emit_cmp_and_jump_insn_1): Add REG_BR_PROB note
1730 only if it doesn't already exist.
1731 * stmt.c (get_outgoing_edge_probs): Return 0 if BB is NULL.
1732 (emit_case_dispatch_table): Handle the case where STMT_BB is NULL.
1733 (expand_sjlj_dispatch_table): Pass BB containing before_case
1734 to emit_case_dispatch_table.
1736 2012-10-31 Lawrence Crowl <crowl@google.com>
1739 (is_a <T> (U*)): New. Test for is-a relationship.
1740 (as_a <T> (U*)): New. Treat as a derived type.
1741 (dyn_cast <T> (U*)): New. Conditionally cast based on is_a.
1742 * cgraph.h (varpool_node): Rename to varpool_node_for_decl.
1743 Adjust callers to match.
1744 (is_a_helper <cgraph_node>::test (symtab_node_def *)): New.
1745 (is_a_helper <varpool_node>::test (symtab_node_def *)): New.
1746 (symtab_node_def::try_function): New. Change most calls to
1747 symtab_function_p with calls to dyn_cast <cgraph_node> (p).
1748 (symtab_node_def::try_variable): New. Change most calls to
1749 symtab_variable_p with calls to dyn_cast <varpool_node> (p).
1750 (symtab_function_p): Remove. Change callers to use
1751 is_a <cgraph_node> (p) instead.
1752 (symtab_variable_p): Remove. Change callers to use
1753 is_a <varpool_node> (p) instead.
1754 * cgraph.c (cgraph_node_for_asm): Remove redundant call to
1755 symtab_node_for_asm.
1756 * cgraphunit.c (symbol_finalized_and_needed): New.
1757 (symbol_finalized): New.
1758 (cgraph_analyze_functions): Split complicated conditionals out into
1759 above new functions.
1760 * Makefile.in (CGRAPH_H): Add is-a.h as used by cgraph.h.
1762 2012-10-31 Steven Bosscher <steven@gcc.gnu.org>
1763 Jakub Jelinek <jakub@redhat.com>
1765 PR tree-optimization/55018
1766 * basic-block.h (dfs_find_deadend): New prototype.
1767 * cfganal.c (dfs_find_deadend): No longer static. Use bitmap
1768 instead of sbitmap for visited.
1769 (flow_dfs_compute_reverse_execute): Use dfs_find_deadend here, too.
1770 * dominance.c (calc_dfs_tree): If saw_unconnected, traverse from
1771 dfs_find_deadend of unconnected b instead of b directly.
1773 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1775 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1776 special register pushes before frame probing and allocation.
1778 2012-10-31 Vladimir Makarov <vmakarov@redhat.com>
1781 * lra-constraints.c (lra_constraints): Update debug insn info
1782 after equivalence change.
1784 2012-10-31 Jan Hubicka <jh@suse.cz>
1786 * ipa-inline.c (ipa_inline): Avoid infinite loop on inlining
1787 empty virtual functions calling themselves.
1789 2012-10-31 Tom Tromey <tromey@redhat.com>
1792 * doc/gcc.texi: Add @direntry for gcov.
1794 2012-10-31 Joern Rennecke <joern.rennecke@embecosm.com>
1796 * expr.c (can_move_by_pieces): Apply ATTRIBUTE_UNUSED to len.
1798 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1800 PR tree-optimization/19105
1801 PR tree-optimization/21643
1802 PR tree-optimization/46309
1803 * tree-ssa-reassoc.c (init_range_entry): Add STMT argument
1804 and use it if EXP is NULL.
1805 (update_range_test): Handle OPCODE equal to ERROR_MARK and oe->op NULL.
1806 (optimize_range_tests): Likewise.
1807 (final_range_test_p, suitable_cond_bb, no_side_effect_bb, get_ops,
1808 maybe_optimize_range_tests): New functions.
1809 (reassociate_bb): Call maybe_optimize_range_tests if last
1810 stmt of bb is GIMPLE_COND that hasn't been visited yet.
1812 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
1814 * config/rs6000/rs6000.md (insvsi, insvdi, extvsi, extvdi): Rename
1816 (insvsi_internal, insvdi_internal, extvsi_internal)
1817 (extvdi_internal): ...this.
1818 (insv, extv): Update accordingly.
1820 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
1822 * combine.c (simplify_comparison): If BITS_BIG_ENDIAN, always assume
1823 that zero_extracts of const_ints are doing word-sized extractions.
1825 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
1827 * combine.c (make_extraction): Remove dead wanted_inner_mode-
1828 and pos_rtx-related code.
1830 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
1832 * expmed.c (store_bit_field_1): Move generation of MEM insvs
1834 (extract_bit_field_1): Likewise extvs and extzvs.
1836 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
1838 * expmed.c (store_bit_field_using_insv): New function,
1840 (store_bit_field_1): ...here.
1841 (extract_bit_field_using_extv): New function, split out from...
1842 (extract_bit_field_1): ...here.
1844 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
1846 * expmed.c (store_bit_field_1): Use OP_MODE to check whether an
1847 insv pattern is available. Remove redundant checks for OP_MODE
1848 being MAX_MACHINE_MODE.
1849 (extract_bit_field_1): Remove redundant checks for EXT_MODE being
1852 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
1854 * expmed.c (store_bit_field_1): Remove test for BLKmode values.
1856 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1857 Joel Sherrill <joel.sherrill@oarcorp.com>
1859 * config/sparc/t-rtems: New (Custom multilibs).
1860 * config/sparc/t-rtems-64: New (Custom multilibs).
1861 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1862 (sparc-*-rtems*): Add sparc/t-rtems.
1864 2012-10-31 Alan Modra <amodra@gmail.com>
1866 * config/rs6000/rs6000.c (legitimize_reload_address): Remove code
1867 handling non-aligned ld/std.
1868 * config/rs6000/paired.md (movv2sf_paired): Use 'Y' instead of 'o'.
1869 * config/rs6000/vsx.md (vsx_mov, vsx_movti): Likewise.
1870 * config/rs6000/altivec.md (altivec_mov, altivec_movti): Likewise.
1871 * config/rs6000/dfp.md (movtd_internal): Use 'm' instead of 'o'.
1873 2012-10-31 Alan Modra <amodra@gmail.com>
1875 * config/rs6000/linux64.h (TARGET_OS_CPP_BUILTINS): Define _CALL_LINUX.
1877 2012-10-31 Joern Rennecke <joern.rennecke@embecosm.com>
1879 * lra-constraints.c (choose_split_class): Add ATTRIBUTE_UNUSED to
1883 * vmsdbgout.c (vmsdbgout_write_source_line): Comment out names of
1884 last two parameters.
1886 2012-10-30 Alexandre Oliva <aoliva@redhat.com>
1890 * valtrack.c (dead_debug_promote_uses): Assert-check that
1891 global used bit was clear and initialize entry unconditionally.
1893 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1895 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1897 (hash_rtx): Likewise.
1899 2012-10-30 H.J. Lu <hongjiu.lu@intel.com>
1901 PR rtl-optimization/55093
1902 * rtlanal.c (simplify_subreg_regno): Remove lra_in_progress
1903 check for ARG_POINTER_REGNUM.
1905 2012-10-30 Steve Ellcey <sellcey@mips.com>
1907 * config/mips/mti-linux.h (SYSROOT_SUFFIX_SPEC): Change order
1909 (DRIVER_SELF_SPECS): Make -n32 the default on mips64* archs.
1910 * config/mips/t-mti-linux (MULTILIB_OPTIONS): Change order.
1911 (MULTILIB_DIRNAMES): Ditto.
1912 (MULTILIB_EXCEPTIONS): New.
1914 2012-10-30 Joern Rennecke <joern.rennecke@embecosm.com>
1916 * lra-constraints.c (check_secondary_memory_needed_p):
1917 Add ATTRIBUTE_UNUSED to parameters.
1919 2012-10-30 Richard Sandiford <rdsandiford@googlemail.com>
1921 * defaults.h (SLOW_UNALIGNED_ACCESS): Provide default definition.
1922 * expmed.c (SLOW_UNALIGNED_ACCESS): Remove default definition.
1923 * expr.c (SLOW_UNALIGNED_ACCESS): Likewise.
1924 * lra-constraints.c (SLOW_UNALIGNED_ACCESS): Likewise.
1925 (simplify_operand_subreg): Don't check STRICT_ALIGNMENT here.
1927 2012-10-30 Jan Hubicka <jh@suse.cz>
1929 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Cleanup.
1931 2012-10-30 Jan Hubicka <jh@suse.cz>
1933 * tree-ssa-loop-niter.c (number_of_iterations_exit): New parameter
1934 EVERY_ITERATION with implicit value of true.
1935 (record_estimate): Check dominance relationship of the basic block
1936 we are estimating on instead of relying on UPPER to be false.
1937 (struct ilb_data): Drop RELIABLE.
1938 (idx_infer_loop_bounds): Update.
1939 (infer_loop_bounds_from_ref): Drop parameter RELIABLE.
1940 (infer_loop_bounds_from_array): Drop parameter RELIABLE.
1941 (infer_loop_bounds_from_undefined): Update comments and handling
1943 (estimate_numbers_of_iterations_loop): Record all bounds.
1945 2012-10-30 Richard Sandiford <r.sandiford@uk.ibm.com>
1947 * lra-eliminations.c (lra_eliminate_regs_1): Use simplify_gen_subreg
1948 rather than gen_rtx_SUBREG.
1950 2012-10-30 Richard Biener <rguenther@suse.de>
1952 * gimple.h (gimple_store_p): New predicate.
1953 (gimple_assign_load_p): Likewise.
1954 * tree-inline.c (estimate_num_insns): Use it.
1956 2012-10-30 Marc Glisse <marc.glisse@inria.fr>
1958 * fold-const.c (fold_binary_op_with_conditional_arg): Handle vectors.
1959 (fold_binary_loc): Call it for VEC_COND_EXPR.
1961 2012-10-30 James Greenhalgh <james.greenhalgh@arm.com>
1962 Tejas Belagod <tejas.belagod@arm.com>
1964 * config/aarch64/aarch64-simd.md
1965 (aarch64_simd_bsl<mode>_internal): New pattern.
1966 (aarch64_simd_bsl<mode>): Likewise.
1967 (aarch64_vcond_internal<mode>): Likewise.
1968 (vcondu<mode><mode>): Likewise.
1969 (vcond<mode><mode>): Likewise.
1970 * config/aarch64/iterators.md (UNSPEC_BSL): Add to define_constants.
1972 2012-10-30 Richard Biener <rguenther@suse.de>
1974 PR tree-optimization/55111
1975 * tree-ssa-pre.c (eliminate_insert): Properly fold the built stmt.
1977 2012-10-30 Oleg Endo <olegendo@gcc.gnu.org>
1980 * config/sh/iterators.md (SIDI): New mode iterator.
1981 * config/sh/sh.md (negdi2): Use parallel around operation and T_REG
1982 clobber in expander.
1983 (*negdi2): Mark output operand as early clobbered. Add T_REG clobber.
1984 Split after reload. Simplify split code.
1985 (abssi2, absdi2): Fold expanders into abs<mode>2.
1986 (*abssi2, *absdi2): Fold into *abs<mode>2 insn_and_split. Split insns
1988 (*negabssi2, *negabsdi2): Fold into *negabs<mode>2. Add T_REG clobber.
1989 Split insns before reload.
1990 (negsi_cond): Reformat. Use emit_move_insn instead of gen_movesi.
1991 (negdi_cond): Reformat. Use emit_move_insn instead of a pair
1992 of gen_movsi. Split insn before reload.
1994 2012-10-30 Oleg Endo <olegendo@gcc.gnu.org>
1997 * config/sh/sh.md (tstqi_t_zero): Rename to *tstqi_t_zero.
1998 (*tst<mode>_t_zero): New insns.
1999 * config/sh/iterators.md (lowpart_be, lowpart_le): New mode attributes.
2001 2012-10-30 H.J. Lu <hongjiu.lu@intel.com>
2003 * gimple-pretty-print.c (dump_gimple_bb_header): Avoid alloca.
2005 2012-10-30 Jakub Jelinek <jakub@redhat.com>
2008 * valtrack.h (DEBUG_TEMP_AFTER_WITH_REG_FORCE): New.
2009 * valtrack.c (dead_debug_insert_temp): Use emit_debug_insn_after
2010 even for where == DEBUG_TEMP_AFTER_WITH_REG_FORCE.
2011 * dce.c (word_dce_process_block, dce_process_block): Pass
2012 DEBUG_TEMP_AFTER_WITH_REG_FORCE if insn is needed and therefore
2013 not going to be eliminated.
2015 2012-10-29 Lawrence Crowl <crowl@google.com>
2017 * sbitmap.h (sbitmap_copy): Rename bitmap_copy.
2018 (sbitmap_copy_n): Rename bitmap_copy_n.
2019 (sbitmap_equal): Rename bitmap_equal_p.
2020 (sbitmap_empty_p): Rename bitmap_empty_p.
2021 (sbitmap_range_empty_p): Rename bitmap_range_empty_p.
2022 (sbitmap_zero): Rename bitmap_clear.
2023 (sbitmap_ones): Rename bitmap_ones.
2024 (sbitmap_vector_zero): Rename bitmap_vector_clear.
2025 (sbitmap_vector_ones): Rename bitmap_vector_ones.
2026 (sbitmap_not): Rename bitmap_not.
2027 (sbitmap_a_and_b_cg): Commented out.
2028 (sbitmap_a_and_b): Rename bitmap_and. Add bool return.
2029 (sbitmap_difference): Rename bitmap_and_compl.
2030 (sbitmap_a_or_b_cg): Commented out.
2031 (sbitmap_a_or_b): Rename bitmap_xor. Add bool return.
2032 (sbitmap_a_xor_b_cg): Commented out.
2033 (sbitmap_a_xor_b): Rename bitmap_xor. Add bool return.
2034 (sbitmap_a_and_b_or_c_cg): Rename bitmap_and_or.
2035 (sbitmap_a_and_b_or_c): Commented out.
2036 (sbitmap_a_or_b_and_c_cg): Rename bitmap_or_and.
2037 (sbitmap_a_or_b_and_c): Commented out.
2038 (sbitmap_union_of_diff_cg): Rename bitmap_ior_and_compl.
2039 (sbitmap_union_of_diff): Commented out.
2040 (dump_sbitmap): Rename dump_bitmap.
2041 (dump_sbitmap_file): Rename dump_bitmap_file.
2042 (debug_sbitmap): Rename debug_bitmap.
2043 (dump_sbitmap_vector): Rename dump_bitmap_vector.
2044 (sbitmap_first_set_bit): Rename bitmap_first_set_bit.
2045 (sbitmap_last_set_bit): Rename bitmap_last_set_bit.
2046 (sbitmap_a_subset_b_p): Rename bitmap_subset_p.
2047 (sbitmap_any_common_bits): Rename bitmap_intersect_p.
2048 (#define sbitmap_free): Reimplement as inline function.
2049 (#define sbitmap_vector_free): Reimplement as inline function.
2050 * bitmap.h (#define bitmap_zero): Remove as redundant.
2051 (#define bitmap_empty_p): Reimplement as inline function.
2052 (#define dump_bitmap): Reimplement as inline function.
2054 2012-10-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2057 * doc/invoke.texi (Warning Options): Document -Wno-return-local-addr.
2059 2012-10-29 H.J. Lu <hongjiu.lu@intel.com>
2061 * lra-assigns.c: Remove trailing white spaces.
2062 * lra-coalesce.c: Likewise.
2063 * lra-constraints.c: Likewise.
2064 * lra-eliminations.c: Likewise.
2065 * lra-int.h: Likewise.
2066 * lra-spills.c: Likewise.
2069 2012-10-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
2072 * tree.h (FUNCTION_POINTER_TYPE_P): New.
2074 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
2077 * valtrack.c (dead_debug_insert_temp): Defer rescan of
2078 newly-emitted debug insn.
2080 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
2083 * tree-ssa-threadedge.c (thread_around_empty_block): Copy
2084 debug temps from predecessor before threading.
2086 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
2090 * valtrack.c (dead_debug_global_find): Accept NULL dtemp.
2091 (dead_debug_global_insert): Return new entry.
2092 (dead_debug_global_replace_temp): Return early if REG is no
2093 longer in place, or if dtemp was already substituted.
2094 (dead_debug_promote_uses): Insert for all defs and replace all
2096 (dead_debug_local_finish): Release used after promotion.
2097 (dead_debug_insert_temp): Stop if dtemp is NULL.
2099 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
2102 * loop-unroll.c (loop_exit_at_end_p): Skip debug insns.
2104 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
2107 * config/i386/i386.c (add_parameter_dependencies): Stop
2108 backward scan at the insn before the incoming head.
2109 (ix86_dependencies_evaluation_hook): Skip debug insns. Stop
2110 if first_arg is head.
2112 2012-10-29 Andrew Pinski <apinski@cavium.com>
2114 * config/aarch64/aarch64-protos.h (aarch64_load_tp): New proto.
2115 * config/aarch64/aarch64.c (aarch64_load_tp): Export.
2116 (aarch64_init_builtins): Don't add __builtin_thread_pointer builtin.
2117 * config/aarch64/aarch64.h (aarch64_builtins): Delete
2118 AARCH64_BUILTIN_THREAD_POINTER.
2119 * config/aarch64/aarch64.md (get_thread_pointerdi): New pattern.
2121 2012-10-29 Marc Glisse <marc.glisse@inria.fr>
2124 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2127 2012-10-29 Vladimir Makarov <vmakarov@redhat.com>
2129 * rtlanal.c (strip_address_mutation): Use SUBREG_REG instead of XEXP.
2131 2012-10-29 Uros Bizjak <ubizjak@gmail.com>
2133 * config/i386/i386.c (ix86_decompose_address): Use simplify_gen_subreg
2134 for all addresses, zero-extended with AND.
2136 2012-10-29 Vladimir Makarov <vmakarov@redhat.com>
2139 * rtlanal.c (strip_address_mutation): Add SUBREG case.
2141 2012-10-29 Jan Hubicka <jh@suse.cz>
2143 * ipa-inline.c (want_inline_function_called_once_p): Rename to ...
2144 (want_inline_function_to_all_callers_p): check also functions with
2146 (ipa_inline): Handle inlining for size into multiple callers.
2148 2012-10-29 Richard Guenther <rguenther@suse.de>
2151 * tracer.c (tracer): Fixup loop structure.
2152 * cfgloopmanip.c (force_single_succ_latches): Add assert.
2153 (fix_loop_structure): Re-compute loop latches and disambiguate
2154 loops with multiple latches if required.
2156 2012-10-29 Uros Bizjak <ubizjak@gmail.com>
2158 * config/i386/i386.c (ix86_decompose_address): Use simplify_gen_subreg
2159 to check SImode equivalent of address, zero-extended with AND RTX.
2160 * config/i386/i386.md (ashift to lea splitter): Split to SImode mult.
2161 (simple lea to add/shift peephole2s): Remove peephole2s that operate
2162 on subregs of DImode operations.
2164 2012-10-28 Vladimir Makarov <vmakarov@redhat.com>
2166 PR rtl-optimization/55106
2167 * lra-constraints.c (skip_usage_debug_insns): New function.
2168 (check_secondary_memory_needed_p): Ditto.
2169 (inherit_reload_reg): Use the new functions. Improve debug output.
2171 2012-10-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2173 * doc/cpp.texi (Search Path): Fix outdated C++ path.
2175 2012-10-28 Jan Hubicka <jh@suse.cz>
2177 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Handle
2178 &this->field expressions.
2180 2012-10-28 Vladimir Makarov <vmakarov@redhat.com>
2182 * rtl.h (struct rtx_def): Add a comment for member unchanging.
2183 * lra-int.h (LRA_TEMP_CLOBBER_P): New macro.
2184 (lra_hard_reg_substitution): Rename to lra_final_code_change.
2185 * lra-constraints.c (match_reload): Mark temporary clobbers.
2186 * lra-spill.c (lra_hard_reg_substitution): Rename to
2187 lra_final_code_change. Remove temporary clobbers.
2188 * lra.c (lra): Rename to lra_final_code_change.
2190 2012-10-28 Jan Hubicka <jh@suse.cz>
2192 * ipa-inline.c (edge_badness): Fix overflow.
2193 (inline_small_functions): Initialize SCCs correctly.
2194 (do_estimate_edge_time, do_estimate_edge_hints): Skip self
2195 recursive functions in SCC hints.
2197 2012-10-28 Steven Bosscher <steven@gcc.gnu.org>
2199 PR rtl-optimization/38711
2200 * ira.c (ira): Remove DF_LIVE if the problem is in the stack.
2201 (do_reload): Add it back at the end for -O2 and higher.
2203 * function.c (thread_prologue_and_epilogue_insns): Use
2204 REG_SET_TO_HARD_REG_SET instead of CLEAR_HARD_REG_SET and
2205 reg_set_to_hard_reg_set.
2207 2012-10-28 Jan Hubicka <jh@suse.cz>
2209 * ipa-inline.c (edge_badness): Reduce precision; use scc hints.
2210 (inline_small_functions): Fix dumps; update all callees after inlining.
2211 * ipa-inline.h (INLINE_HINT_in_scc, INLINE_HINT_same_scc): New
2213 (inline summary): Add SCC_NO.
2214 * ipa-inline-analysis.c (dump_inline_hints): Dump SCC hints.
2215 (reset_inline_summary): Reset scc_no.
2216 (estimate_node_size_and_time): Set in_scc hint.
2217 (do_estimate_edge_time): Add same_scc hint.
2218 (do_estimate_edge_hints): Likewise.
2220 2012-10-28 Andreas Schwab <schwab@linux-m68k.org>
2222 * doc/cppopts.texi: Fix use of @item vs. @itemx inside @table.
2223 * doc/extend.texi: Likewise.
2224 * doc/generic.texi: Likewise.
2225 * doc/invoke.texi: Likewise.
2226 * doc/md.texi: Likewise.
2227 * doc/sourcebuild.texi: Likewise.
2229 * doc/tm.texi.in (Misc): Add newline before @end.
2230 * doc/tm.texi: Update.
2232 2012-10-27 Joern Rennecke <joern.rennecke@embecosm.com>
2234 * lra-assigns.c (find_hard_regno_for): Fix use of WORDS_BIG_ENDIAN.
2236 2012-10-27 Georg-Johann Lay <avr@gjlay.de>
2239 * config/avr/avr.c (avr_out_lpm): Remove unused regno_dest.
2241 2012-10-27 Oleg Endo <olegendo@gcc.gnu.org>
2244 * config/sh/sh.c (sh1_builtin_p): Comment out unused function.
2246 2012-10-27 Uros Bizjak <ubizjak@gmail.com>
2248 * config/i386/i386.md (*lea<mode>): Remove unneeded temporary.
2250 2012-10-26 David S. Miller <davem@davemloft.net>
2252 * config/sparc/constraints.md: Update unused letter list, move
2253 "w" near other memory constraints. Remove no longer relevant
2255 * doc/md.texi: Sync sparc constraint documentation with reality.
2257 2012-10-26 DJ Delorie <dj@redhat.com>
2259 * config/rl78/rl78.c (rl78_as_legitimate_address): Do not allow
2260 reg+addend addresses for the _far namespace.
2262 2012-10-26 Segher Boessenkool <segher@kernel.crashing.org>
2264 * config/rs6000/sync.md (ATOMIC): Correct DI condition.
2266 2012-10-26 Jakub Jelinek <jakub@redhat.com>
2269 * cfgexpand.c (expand_debug_expr): Expand &MEM_REF[&var, n]
2270 as DEBUG_IMPLICIT_PTR + n if &var expands to DEBUG_IMPLICIT_PTR.
2271 * tree-sra.c (create_access_replacement): Allow also MEM_REFs
2272 with ADDR_EXPR first operand in DECL_DEBUG_EXPR expressions.
2273 * var-tracking.c (track_expr_p): Handle MEM_REFs in DECL_DEBUG_EXPR
2275 * dwarf2out.c (add_var_loc_to_decl): Likewise.
2277 2012-10-26 Jeff Law <law@redhat.com>
2279 * tree-ssa-threadedge.c (cond_arg_set_in_bb): Use last stmt.
2281 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2283 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2284 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2286 2012-10-26 Teresa Johnson <tejohnson@google.com>
2288 * ree.c (add_removable_extension): Remove unnecessary
2289 mode check with other extension.
2290 * testsuite/gcc.c-torture/execute/20111227-2.c: New test.
2291 * testsuite/gcc.c-torture/execute/20111227-3.c: Ditto.
2293 2012-10-26 Jan Hubicka <jh@suse.cz>
2295 * ipa-inline-transform.c (inline_call): Only account size changes
2298 2012-10-26 Martin Jambor <mjambor@suse.cz>
2301 * tree-sra.c (struct access): New flag grp_to_be_debug_replaced.
2302 (dump_access): Dump the new flag.
2303 (analyze_access_subtree): Set the new flag when appropriate.
2304 (create_access_replacement): Handle debug replacements differently.
2305 (generate_subtree_copies): Handle the grp_to_be_debug_replaced flag.
2306 (init_subtree_with_zero): Likewise.
2307 (sra_modify_expr): Likewise.
2308 (load_assign_lhs_subreplacements): Likewise.
2309 (sra_modify_assign): Likewise.
2311 2012-10-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2313 * config/i386/i386.c (insn_is_function_arg) : Add check on CALL
2315 (ix86_dependencies_evaluation_hook): Insert dependencies in all
2316 predecessors of call block for non-trivial region avoiding creation
2317 of loop-carried dependency to avoid cross-block motion of HW registers.
2319 2012-10-26 Richard Biener <rguenther@suse.de>
2322 * tree-optimize.c (execute_fixup_cfg): Insert __builtin_unreachable
2323 at the end of blocks with no successors.
2325 2012-10-26 Alexander Ivchenko <alexander.ivchenko@intel.com>
2326 Uros Bizjak <ubizjak@gmail.com>
2328 * common/config/i386/i386-common.c
2329 (OPTION_MASK_ISA_FXSR_SET): New.
2330 (OPTION_MASK_ISA_XSAVE_SET): Likewise.
2331 (OPTION_MASK_ISA_XSAVEOPT_SET): Likewise.
2332 (ix86_handle_option): Handle mfxsr, mxsave, mxsaveopt options.
2333 * config.gcc (i[34567]86-*-*): Add fxsrintrin.h,
2334 xsaveintrin.h, xsaveoptintrin.h.
2335 (x86_64-*-*): Likewise.
2336 * config/i386/fxsrintrin.h: New header.
2337 * config/i386/xsaveintrin.h: Likewise.
2338 * config/i386/xsaveoptintrin.h: Likewise.
2339 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
2340 FXSR/XSAVE/XSAVEOPT support.
2341 * config/i386/i386-builtin-types.def
2342 (VOID_FTYPE_PVOID_INT64): New function type.
2343 * config/i386/i386-c.c: Define __FXSR__, __XSAVE__
2344 and __XSAVEOPT__ if needed.
2345 * config/i386/i386.c (ix86_target_string): Define -mfxsr,
2346 -mxsave and -mxsaveopt options.
2348 (PTA_XSAVE): Likewise.
2349 (PTA_XSAVEOPT): Likewise.
2350 (ix86_option_override_internal): Handle new option.
2351 (processor_alias_table): Added PTA_FXSR, PTA_XSAVE, PTA_XSAVEOPT.
2352 (ix86_valid_target_attribute_inner_p): Add OPT_mfxsr,
2353 OPT_mxsave, OPT_mxsaveopt.
2354 (ix86_builtins): Add IX86_BUILTIN_FXSAVE, IX86_BUILTIN_FXRSTOR,
2355 IX86_BUILTIN_FXSAVE64, IX86_BUILTIN_XSAVE, IX86_BUILTIN_XSAVE64,
2356 IX86_BUILTIN_XRSTOR, IX86_BUILTIN_XRSTOR64, IX86_BUILTIN_XSAVEOPT,
2357 IX86_BUILTIN_XSAVEOPT64.
2358 (ix86_expand_builtin): Handle these built-ins.
2359 * config/i386/i386.h (TARGET_FXSR): New.
2360 (TARGET_XSAVE): Likewise.
2361 (TARGET_XSAVEOPT): Likewise.
2362 * config/i386/i386.md (ANY_XSAVE): New int iterator.
2363 (ANY_XSAVE64): Likewise.
2364 (xsave): New int attribute.
2365 (fxsave): New instruction.
2366 (fxsave64): Likewise.
2367 (fxrstor): Likewise.
2368 (fxrstor64): Likewise.
2369 (<xsave>): Likewise.
2370 (<xsave>_rex64): Likewise.
2372 (xrstor_rex64): Likewise.
2373 (xrstor64): Likewise.
2374 * config/i386/i386.opt (mfxsr): New.
2376 (mxsaveopt): Likewise.
2377 * config/i386/x86intrin.h: Include
2378 xsaveintrin.h, fxsrintrin.h, xsaveoptintrin.h.
2380 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2382 * config/avr/t-rtems: Revert previous commit.
2384 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
2387 * Makefile.in (rtlanal.o): Add dependency on addresses.h.
2388 * rtl.h (address_info): New structure.
2389 (strip_address_mutations, decompose_address, decompose_lea_address)
2390 (decompose_mem_address, update_address, get_index_scale)
2391 (get_index_code): Declare.
2392 * rtlanal.c: Include addresses.h.
2393 (strip_address_mutations, must_be_base_p, must_be_index_p)
2394 (set_address_segment, set_address_base, set_address_index)
2395 (set_address_disp, decompose_incdec_address, decompose_automod_address)
2396 (extract_plus_operands, baseness, decompose_normal_address)
2397 (decompose_address, decompose_lea_address, decompose_mem_address)
2398 (update_address, get_index_scale, get_index_code): New functions.
2399 * lra-constraints.c (strip_subreg): New function.
2400 (address, extract_loc_address_regs, extract_address_regs)
2401 (get_index_scale): Delete.
2402 (process_addr_reg): Apply strip_subreg to the location.
2403 (uses_hard_regs_p): Use decompose_mem_address.
2404 (valid_address_p, base_plus_disp_to_reg, can_add_disp_p)
2405 (equiv_address_substitution): Take an address_info rather
2406 than an address. Remove other arguments. Avoid using Pmode.
2407 (process_address): Use decompose_mem_address and decompose_lea_address.
2408 Update calls to above functions.
2410 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
2412 * lra-constraints.c (process_address): Tighten arguments to
2413 base_reg_class. Use simplify_gen_binary to generate PLUS rtxes.
2415 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
2417 * lra-constraints.c (get_index_scale, can_add_disp_p): New functions.
2418 (equiv_address_substitution): Use them.
2420 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
2422 * lra-constraints.c (valid_address_p): New function, split out from...
2423 (process_address): ...here.
2425 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
2427 * lra-constraints.c (process_address): Describe the kinds of address
2430 2012-10-25 Vladimir Makarov <vmakarov@redhat.com>
2432 * lra-int.h (lra_assert): Redefine it gcc_checking_assert.
2433 * lra-constraints.c (check_and_process_move): Remove #if
2434 ENABLE_ASSERT_CHECKING.
2436 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2438 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2440 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2442 2012-10-25 David S. Miller <davem@davemloft.net>
2444 * config/sparc/constraints.md ("U"): Delete.
2445 * config/sparc/sparc.md: Use 'r' constraint instead of 'U'.
2446 * config/sparc/sync.md: Likewise.
2448 2012-10-25 Lawrence Crowl <crowl@google.com>
2450 * hash-table.h: Add usage documentation.
2451 (template struct typed_free_remove): Clarify documentation.
2452 Rename template parameter.
2453 (struct typed_noop_remove): Likewise.
2454 (descriptor concept): Change typedef T to value_type.
2455 Add typedef compare_type. Use more precise template parameter name,
2456 Descriptor instead of Descr. Update users to match.
2457 (struct hash_table): Change 'find' parameters to use compare_type
2458 instead of the value type.
2460 2012-10-25 Jan Hubicka <jh@suse.cz>
2462 * ipa-cp.c (ipcp_discover_new_direct_edges): If something was turned
2463 to direct call update the summary.
2464 * ipa-inline-transform.c (inline_call): Sanity check that summaries
2465 match the predicted effect; fix updating of summary after edge
2467 * ipa-inline-analysis.c (inline_node_duplication_hook): Do not try
2468 to update the summary and recompute it instead.
2469 (estimate_function_body_sizes): Fix self size estimation; double
2470 check that it agrees with inline_update_overall_summary.
2471 (estimate_edge_size_and_time): Handle devirtualizaiton costs.
2472 (estimate_edge_devirt_benefit): Update to be called from
2473 estimate_edge_size_and_time.
2474 (estimate_calls_size_and_time): Update.
2475 (estimate_node_size_and_time): Watch overflows.
2476 (inline_merge_summary): Likewise.
2477 * ipa-prob.c: Include ipa-inline.h
2478 (ipa_make_edge_direct_to_target): After redirection update the summary.
2480 2012-10-25 Cary Coutant <ccoutant@google.com>
2483 * dwarf2out.c (prune_unused_types_prune): Check whether DIE is
2484 already a declaration.
2486 2012-10-25 Vladimir Makarov <vmakarov@redhat.com>
2488 * lra-assigns.c (assign_by_spills): Add non-reload pseudos
2489 assigned to hard register to changed_pseudo_bitmap.
2491 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2493 * config.gcc (microblaze*-*-rtems*): New target.
2494 * config/microblaze/rtems.h: New.
2495 * config/microblaze/t-rtems: New.
2497 2012-10-25 Jan Hubicka <jh@suse.cz>
2499 PR tree-optimize/54980
2500 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Fix obvious typo.
2501 (loop_edge_to_cancel): Be sure that the edge is from an conditional
2502 so we can cancel it.
2504 2012-10-25 Marc Glisse <marc.glisse@inria.fr>
2507 * tree.c (signed_or_unsigned_type_for): Handle vectors.
2509 2012-10-25 Jan Hubicka <jh@suse.cz>
2511 * ipa-inline.c (recursive_inlining): Redirect to master
2512 clone before testing profitability.
2514 2012-10-25 Richard Biener <rguenther@suse.de>
2516 PR tree-optimization/54902
2517 * tree-ssa-pre.c (fini_eliminate): Return TODO.
2519 (execute_fre): Likewise.
2520 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2521 blocks before computing dominators.
2523 2012-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2525 * expr.c (emit_block_move_via_loop): Use simplify_gen_binary
2526 rather than gen_rtx_PLUS.
2528 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
2532 * ira.c (setup_reg_renumber): Fix assert.
2533 * ira-emit.c (emit_move_list): Update equivalences only for LRA.
2535 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
2538 * lra.c: Rename loc to sloc and loc_t to sloc_t.
2540 2012-10-24 Sharad Singhai <singhai@google.com>
2542 * config/rs6000/rs6000.c (rs6000_density_test): Use dump_enabled_p
2543 instead of dump_kind_p.
2545 2012-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2548 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc):
2549 Use diagnostic_append_note.
2550 * diagnostic.c (diagnostic_build_prefix): Make diagnostic const.
2551 (default_diagnostic_finalizer): Do not destroy prefix here.
2552 (diagnostic_report_diagnostic): Destroy it here.
2553 (diagnostic_append_note): New.
2554 * diagnostic.h (diagnostic_append_note): Declare.
2556 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
2558 PR rtl-optimization/55055
2559 * lra-spills.c (alter_subregs): New function.
2560 (lra_hard_reg_substitution): Use it.
2562 2012-10-24 Sharad Singhai <singhai@google.com>
2564 * dumpfile.c (dump_enabled_p): Make it inline and move the definition
2566 (dump_kind_p): Deleted. Functionality replaced by dump_enabled_p.
2567 Make alt_dump_file extern.
2568 * dumpfile.h (dump_enabled_p): Move inline definition here.
2569 (dump_kind_p): Delete declaration.
2570 Add extern declaration of alt_dump_file.
2571 * toplev.c: Move dump_file and dump_file_name to dumpfile.c.
2572 * tree-vect-loop-manip.c: Replace all uses of dump_kind_p with
2574 * tree-vectorizer.c: Likewise.
2575 * tree-vect-loop.c: Likewise.
2576 * tree-vect-data-refs.c: Likewise.
2577 * tree-vect-patterns.c: Likewise.
2578 * tree-vect-stmts.c: Likewise.
2579 * tree-vect-slp.c: Likewise.
2581 2012-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2583 * expmed.c (lowpart_bit_field_p): Add missing == 0 check.
2585 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
2588 * lra-constraints.c (extract_loc_address_regs): Pass top_p for
2589 ZERO_EXTEND operand.
2591 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
2594 * lra-constraints.c (update_ebb_live_info): Skip
2595 non-NOTE_INSN_BASIC_BLOCK notes.
2597 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2599 PR rtl-optimization/55010
2600 * cse.c (fold_rtx) <RTX_COMPARE>: Call copy_rtx on folded_arg{0,1}
2601 before passing it to simplify_relational_operation.
2604 * gimple.h (is_gimple_sizepos): New inline function.
2605 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2606 final assignment to expr variable.
2607 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2608 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2609 into a local temporary.
2611 2012-10-23 David S. Miller <davem@davemloft.net>
2613 * config/sparc/constraints.md ("T", "W"): Change
2614 definitions to use define_memory_constraint. Do not match 'reg'.
2615 * config/sparc/sparc.c (memory_ok_for_ldd): Remove all non-MEM
2616 handling code, update comment.
2618 2012-10-23 Ian Lance Taylor <iant@google.com>
2620 * doc/extend.texi (Extended Asm): The '+' constraint does not
2623 2012-10-23 Jeff Law <law@redhat.com>
2625 * tree-ssa-threadedge.c (thread_across_edge): Remove unused
2626 parameter in call to cond_arg_set_in_bb.
2628 * tree-ssa-threadedge.c (cond_arg_set_in_bb): Remove unused
2631 PR tree-optimization/54985
2632 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2633 from thread_across_edge.
2634 (thread_across_edge): Use it in all cases where we might thread
2637 2012-10-23 Vladimir Makarov <vmakarov@redhat.com>
2639 * lra-constraints.c (update_ebb_live_info): Process empty blocks.
2641 2012-10-23 Richard Sandiford <rdsandiford@googlemail.com>
2643 * expmed.c (store_split_bit_field): Update the calls to
2644 extract_fixed_bit_field. In the big-endian case, always
2645 use the mode of OP0 to count the number of significant bits.
2646 (extract_bit_field_1): Remove unit, offset, bitpos and
2647 byte_offset from the outermost scope. Express conditions in terms
2648 of bitnum rather than offset, bitpos and byte_offset. Move the
2649 computation of MODE1 to the block that needs it. Use MODE unless
2650 the TMODE-based mode_for_size calculation succeeds. Split the
2651 plain move cases into two, one for memory accesses and one for
2652 register accesses. Generalize the memory case, freeing it from
2653 the old register-based endian checks. Move the INT_MODE calculation
2654 above the code that needs it. Use simplify_gen_subreg to handle
2655 multiword OP0s. If the field still spans several words, pass it
2656 directly to extract_split_bit_field. Assume after that point
2657 that both targets and register sources fit within a word.
2658 Replace x-prefixed variables with non-prefixed forms.
2659 Compute the bitpos for ext(z)v register operands directly in the
2660 chosen unit size, rather than going through an intermediate
2661 BITS_PER_WORD unit size. Simplify the containment check
2662 used when forcing OP0 into a register. Update the call to
2663 extract_fixed_bit_field.
2664 (extract_fixed_bit_field): Replace the bitpos and offset parameters
2665 with a single bitnum parameter, of the same form as extract_bit_field.
2666 Assume that OP0 contains the full field. Simplify the memory offset
2667 calculation and containment check for volatile bitfields. Make the
2668 offset explicit when volatile bitfields force a misaligned access.
2669 Remove WARNED and fix long lines. Assert that the processed OP0
2670 has an integral mode.
2671 (store_split_bit_field): Update the call to store_fixed_bit_field.
2673 2012-10-23 Richard Sandiford <rdsandiford@googlemail.com>
2675 * expmed.c (lowpart_bit_field_p): New function.
2676 (store_bit_field_1): Remove unit, offset, bitpos and byte_offset
2677 from the outermost scope. Express conditions in terms of bitnum
2678 rather than offset, bitpos and byte_offset. Split the plain move
2679 cases into two, one for memory accesses and one for register accesses.
2680 Allow simplify_gen_subreg to fail rather than calling validate_subreg.
2681 Move the handling of multiword OP0s after the code that coerces VALUE
2682 to an integer mode. Use simplify_gen_subreg for this case and assert
2683 that it succeeds. If the field still spans several words, pass it
2684 directly to store_split_bit_field. Assume after that point that
2685 both sources and register targets fit within a word. Replace
2686 x-prefixed variables with non-prefixed forms. Compute the bitpos
2687 for insv register operands directly in the chosen unit size, rather
2688 than going through an intermediate BITS_PER_WORD unit size.
2689 Update the call to store_fixed_bit_field.
2690 (store_fixed_bit_field): Replace the bitpos and offset parameters
2691 with a single bitnum parameter, of the same form as store_bit_field.
2692 Assume that OP0 contains the full field. Simplify the memory offset
2693 calculation. Assert that the processed OP0 has an integral mode.
2694 (store_split_bit_field): Update the call to store_fixed_bit_field.
2696 2012-10-23 Paul Koning <ni1d@arrl.net>
2699 * dwarf2out.c (prune_unused_types_prune): If pruning a class and
2700 not all its children were marked, add DW_AT_declaration flag.
2702 2012-10-23 Ian Bolton <ian.bolton@arm.com>
2703 James Greenhalgh <james.greenhalgh@arm.com>
2704 Jim MacArthur <jim.macarthur@arm.com>
2705 Marcus Shawcroft <marcus.shawcroft@arm.com>
2706 Nigel Stephens <nigel.stephens@arm.com>
2707 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2708 Richard Earnshaw <rearnsha@arm.com>
2709 Sofiane Naci <sofiane.naci@arm.com>
2710 Stephen Thomas <stephen.thomas@arm.com>
2711 Tejas Belagod <tejas.belagod@arm.com>
2712 Yufeng Zhang <yufeng.zhang@arm.com>
2714 * config.gcc: Add AArch64.
2715 * configure.ac: Add AArch64 TLS support detection.
2716 * configure: Regenerate.
2718 2012-10-23 Ian Bolton <ian.bolton@arm.com>
2719 James Greenhalgh <james.greenhalgh@arm.com>
2720 Jim MacArthur <jim.macarthur@arm.com>
2721 Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
2722 Marcus Shawcroft <marcus.shawcroft@arm.com>
2723 Nigel Stephens <nigel.stephens@arm.com>
2724 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2725 Richard Earnshaw <rearnsha@arm.com>
2726 Sofiane Naci <sofiane.naci@arm.com>
2727 Stephen Thomas <stephen.thomas@arm.com>
2728 Tejas Belagod <tejas.belagod@arm.com>
2729 Yufeng Zhang <yufeng.zhang@arm.com>
2731 * doc/invoke.texi (AArch64 Options): New.
2732 * doc/md.texi (Machine Constraints): Add AArch64.
2734 2012-10-23 Ian Bolton <ian.bolton@arm.com>
2735 James Greenhalgh <james.greenhalgh@arm.com>
2736 Jim MacArthur <jim.macarthur@arm.com>
2737 Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
2738 Marcus Shawcroft <marcus.shawcroft@arm.com>
2739 Nigel Stephens <nigel.stephens@arm.com>
2740 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2741 Richard Earnshaw <rearnsha@arm.com>
2742 Sofiane Naci <sofiane.naci@arm.com>
2743 Stephen Thomas <stephen.thomas@arm.com>
2744 Tejas Belagod <tejas.belagod@arm.com>
2745 Yufeng Zhang <yufeng.zhang@arm.com>
2747 * common/config/aarch64/aarch64-common.c: New file.
2748 * config/aarch64/aarch64-arches.def: New file.
2749 * config/aarch64/aarch64-builtins.c: New file.
2750 * config/aarch64/aarch64-cores.def: New file.
2751 * config/aarch64/aarch64-elf-raw.h: New file.
2752 * config/aarch64/aarch64-elf.h: New file.
2753 * config/aarch64/aarch64-generic.md: New file.
2754 * config/aarch64/aarch64-linux.h: New file.
2755 * config/aarch64/aarch64-modes.def: New file.
2756 * config/aarch64/aarch64-option-extensions.def: New file.
2757 * config/aarch64/aarch64-opts.h: New file.
2758 * config/aarch64/aarch64-protos.h: New file.
2759 * config/aarch64/aarch64-simd.md: New file.
2760 * config/aarch64/aarch64-tune.md: New file.
2761 * config/aarch64/aarch64.c: New file.
2762 * config/aarch64/aarch64.h: New file.
2763 * config/aarch64/aarch64.md: New file.
2764 * config/aarch64/aarch64.opt: New file.
2765 * config/aarch64/arm_neon.h: New file.
2766 * config/aarch64/constraints.md: New file.
2767 * config/aarch64/gentune.sh: New file.
2768 * config/aarch64/iterators.md: New file.
2769 * config/aarch64/large.md: New file.
2770 * config/aarch64/predicates.md: New file.
2771 * config/aarch64/small.md: New file.
2772 * config/aarch64/sync.md: New file.
2773 * config/aarch64/t-aarch64-linux: New file.
2774 * config/aarch64/t-aarch64: New file.
2776 2012-10-23 Michael Matz <matz@suse.de>
2778 * tree-ssa-operands.h (struct def_optype_d, def_optype_p): Remove.
2779 (ssa_operands.free_defs): Remove.
2780 (DEF_OP_PTR, DEF_OP): Remove.
2781 (struct ssa_operand_iterator_d): Remove 'defs', add 'flags' members,
2782 rename 'phi_stmt' to 'stmt', 'phi_i' to 'i' and 'num_phi' to 'numops'.
2783 * gimple.h (gimple_statement_with_ops.def_ops): Remove.
2784 (gimple_def_ops, gimple_set_def_ops): Remove.
2785 (gimple_vdef_op): Don't take const gimple, adjust.
2786 (gimple_asm_input_op, gimple_asm_input_op_ptr,
2787 gimple_asm_set_input_op, gimple_asm_output_op,
2788 gimple_asm_output_op_ptr, gimple_asm_set_output_op): Adjust asserts,
2789 and rewrite to move def operands to front.
2790 (gimple_asm_clobber_op, gimple_asm_set_clobber_op,
2791 gimple_asm_label_op, gimple_asm_set_label_op): Correct asserts.
2792 * tree-ssa-operands.c (build_defs): Remove.
2793 (init_ssa_operands): Don't initialize it.
2794 (fini_ssa_operands): Don't free it.
2795 (cleanup_build_arrays): Don't truncate it.
2796 (finalize_ssa_stmt_operands): Don't assert on it.
2797 (alloc_def, add_def_op, append_def): Remove.
2798 (finalize_ssa_defs): Remove building of def_ops list.
2799 (finalize_ssa_uses): Don't mark for SSA renaming here, ...
2800 (add_stmt_operand): ... but here, don't call append_def.
2801 (get_indirect_ref_operands): Remove recurse_on_base argument.
2802 (get_expr_operands): Adjust call to get_indirect_ref_operands.
2803 (verify_ssa_operands): Don't check def operands.
2804 (free_stmt_operands): Don't free def operands.
2805 * gimple.c (gimple_copy): Don't clear def operands.
2806 * tree-flow-inline.h (op_iter_next_use): Adjust to explicitely
2808 (op_iter_next_tree, op_iter_next_def): Ditto.
2809 (clear_and_done_ssa_iter): Clear new fields.
2810 (op_iter_init): Adjust to setup new iterator structure.
2811 (op_iter_init_phiuse): Adjust.
2813 2012-10-23 Greta Yorsh <Greta.Yorsh@arm.com>
2815 * config/arm/arm.c (offset_ok_for_ldrd_strd): Return false for Thumb1.
2817 2012-10-23 Vladimir Makarov <vmakarov@redhat.com>
2819 * dbxout.c (dbxout_symbol_location): Pass new argument to alter_subreg.
2820 * dwarf2out.c: Include ira.h and lra.h.
2821 (based_loc_descr, compute_frame_pointer_to_fb_displacement): Use
2822 lra_eliminate_regs for LRA instead of eliminate_regs.
2823 * expr.c (emit_move_insn_1): Pass an additional argument to
2824 emit_move_via_integer. Use emit_move_via_integer for LRA only if
2825 the insn is recognized.
2826 * emit-rtl.c (gen_rtx_REG): Add lra_in_progress.
2827 (validate_subreg): Don't check offset for LRA and floating point modes.
2828 * final.c (final_scan_insn, cleanup_subreg_operands): Pass new
2829 argument to alter_subreg.
2830 (walk_alter_subreg, output_operand): Ditto.
2831 (alter_subreg): Add new argument.
2832 * gcse.c (calculate_bb_reg_pressure): Add parameter to
2833 ira_setup_eliminable_regset call.
2834 * ira.c: Include lra.h.
2835 (ira_init_once, ira_init, ira_finish_once): Call lra_start_once,
2836 lra_init, lra_finish_once in anyway.
2837 (ira_setup_eliminable_regset): Add parameter. Remove need_fp.
2838 Call lra_init_elimination and mark HARD_FRAME_POINTER_REGNUM as
2839 living forever if frame_pointer_needed.
2840 (setup_reg_class_relations): Set up ira_reg_class_subset.
2841 (ira_reg_equiv_invariant_p, ira_reg_equiv_const): Remove.
2842 (find_reg_equiv_invariant_const): Ditto.
2843 (setup_reg_renumber): Use ira_equiv_no_lvalue_p instead of
2844 ira_reg_equiv_invariant_p. Skip caps for LRA.
2845 (setup_reg_equiv_init, ira_update_equiv_info_by_shuffle_insn): New
2847 (ira_reg_equiv_len, ira_reg_equiv): New externals.
2848 (ira_reg_equiv): New.
2849 (ira_expand_reg_equiv, init_reg_equiv, finish_reg_equiv): New
2851 (no_equiv, update_equiv_regs): Use ira_reg_equiv instead of
2853 (setup_reg_equiv): New function.
2854 (ira_use_lra_p): New global.
2855 (ira): Set up lra_simple_p and ira_conflicts_p. Set up and
2856 restore flag_caller_saves and flag_ira_region. Move
2857 initialization of ira_obstack and ira_bitmap_obstack upper. Call
2858 init_reg_equiv, setup_reg_equiv, and setup_reg_equiv_init instead
2859 of initialization of ira_reg_equiv_len, ira_reg_equiv_invariant_p,
2860 and ira_reg_equiv_const. Call ira_setup_eliminable_regset with a
2861 new argument. Don't flatten IRA IRA for LRA. Don't reassign
2862 conflict allocnos for LRA. Call finish_reg_equiv.
2863 (do_reload): Prepare code for LRA call. Call LRA.
2864 * ira.h (ira_use_lra_p): New external.
2865 (struct target_ira): Add members x_ira_class_subset_p
2866 x_ira_reg_class_subset, and x_ira_reg_classes_intersect_p.
2867 (ira_class_subset_p, ira_reg_class_subset): New macros.
2868 (ira_reg_classes_intersect_p): New macro.
2869 (struct ira_reg_equiv): New.
2870 (ira_setup_eliminable_regset): Add an argument.
2871 (ira_expand_reg_equiv, ira_update_equiv_info_by_shuffle_insn): New
2873 * ira-color.c (color_pass, move_spill_restore, coalesce_allocnos):
2874 Use ira_equiv_no_lvalue_p.
2875 (coalesce_spill_slots, ira_sort_regnos_for_alter_reg): Ditto.
2876 * ira-emit.c (ira_create_new_reg): Call ira_expand_reg_equiv.
2877 (generate_edge_moves, change_loop) Use ira_equiv_no_lvalue_p.
2878 (emit_move_list): Simplify code. Call
2879 ira_update_equiv_info_by_shuffle_insn. Use ira_reg_equiv instead
2880 of ira_reg_equiv_invariant_p and ira_reg_equiv_const. Change assert.
2881 * ira-int.h (struct target_ira_int): Remove x_ira_class_subset_p
2882 and x_ira_reg_classes_intersect_p.
2883 (ira_class_subset_p, ira_reg_classes_intersect_p): Remove.
2884 (ira_reg_equiv_len, ira_reg_equiv_invariant_p): Ditto.
2885 (ira_reg_equiv_const): Ditto.
2886 (ira_equiv_no_lvalue_p): New function.
2887 * jump.c (true_regnum): Always use hard_regno for subreg_get_info
2888 when lra is in progress.
2889 * haifa-sched.c (sched_init): Pass new argument to
2890 ira_setup_eliminable_regset.
2891 * loop-invariant.c (calculate_loop_reg_pressure): Pass new
2892 argument to ira_setup_eliminable_regset.
2896 * lra-assigns.c: Ditto.
2897 * lra-constraints.c: Ditto.
2898 * lra-coalesce.c: Ditto.
2899 * lra-eliminations.c: Ditto.
2900 * lra-lives.c: Ditto.
2901 * lra-spills.c: Ditto.
2902 * Makefile.in (LRA_INT_H): New.
2903 (OBJS): Add lra.o, lra-assigns.o, lra-coalesce.o, lra-constraints.o,
2904 lra-eliminations.o, lra-lives.o, and lra-spills.o.
2905 (dwarf2out.o): Add dependence on ira.h and lra.h.
2906 (ira.o): Add dependence on lra.h.
2907 (lra.o, lra-assigns.o, lra-coalesce.o, lra-constraints.o): New entries.
2908 (lra-eliminations.o, lra-lives.o, lra-spills.o): Ditto.
2909 * output.h (alter_subreg): Add new argument.
2910 * rtlanal.c (simplify_subreg_regno): Permit mode changes for LRA.
2911 Permit ARG_POINTER_REGNUM and STACK_POINTER_REGNUM for LRA.
2912 * recog.c (general_operand, register_operand): Accept paradoxical
2913 FLOAT_MODE subregs for LRA.
2914 (scratch_operand): Accept pseudos for LRA.
2915 * rtl.h (lra_in_progress): New external.
2916 (debug_bb_n_slim, debug_bb_slim, print_value_slim): New prototypes.
2917 (debug_rtl_slim, debug_insn_slim): Ditto.
2918 * sdbout.c (sdbout_symbol): Pass new argument to alter_subreg.
2919 * sched-vis.c (print_value_slim): New.
2920 * target.def (lra_p): New hook.
2921 (register_priority): Ditto.
2922 (different_addr_displacement_p): Ditto.
2923 (spill_class): Ditto.
2924 * target-globals.h (this_target_lra_int): New external.
2925 (target_globals): New member lra_int.
2926 (restore_target_globals): Restore this_target_lra_int.
2927 * target-globals.c: Include lra-int.h.
2928 (default_target_globals): Add &default_target_lra_int.
2929 * targhooks.c (default_lra_p): New function.
2930 (default_register_priority): Ditto.
2931 (default_different_addr_displacement_p): Ditto.
2932 * targhooks.h (default_lra_p): Declare.
2933 (default_register_priority): Ditto.
2934 (default_different_addr_displacement_p): Ditto.
2935 * timevar.def (TV_LRA, TV_LRA_ELIMINATE, TV_LRA_INHERITANCE): New.
2936 (TV_LRA_CREATE_LIVE_RANGES, TV_LRA_ASSIGN, TV_LRA_COALESCE): New.
2937 * config/arm/arm.c (load_multiple_sequence): Pass new argument to
2939 (store_multiple_sequence): Ditto.
2940 * config/i386/i386.h (enum ix86_tune_indices): Add
2941 X86_TUNE_GENERAL_REGS_SSE_SPILL.
2942 (TARGET_GENERAL_REGS_SSE_SPILL): New macro.
2943 * config/i386/i386.c (initial_ix86_tune_features): Set up
2944 X86_TUNE_GENERAL_REGS_SSE_SPILL for m_COREI7 and m_CORE2I7.
2945 (ix86_lra_p, ix86_register_priority): New functions.
2946 (ix86_secondary_reload): Add NON_Q_REGS, SIREG, DIREG.
2947 (inline_secondary_memory_needed): Change assert.
2948 (ix86_spill_class): New function.
2949 (TARGET_LRA_P, TARGET_REGISTER_BANK, TARGET_SPILL_CLASS): New macros.
2950 * config/m68k/m68k.c (emit_move_sequence): Pass new argument to
2952 * config/m32r/m32r.c (gen_split_move_double): Ditto.
2953 * config/pa/pa.c (pa_emit_move_sequence): Ditto.
2954 * config/sh/sh.md: Ditto.
2955 * config/v850/v850.c (v850_reorg): Ditto.
2956 * config/xtensa/xtensa.c (fixup_subreg_mem): Ditto.
2957 * doc/md.texi: Add new interpretation of hint * for LRA.
2958 * doc/passes.texi: Describe LRA pass.
2959 * doc/tm.texi.in: Add TARGET_LRA_P, TARGET_REGISTER_PRIORITY,
2960 TARGET_DIFFERENT_ADDR_DISPLACEMENT_P, and TARGET_SPILL_CLASS.
2961 * doc/tm.texi: Update.
2963 2012-10-23 Jan Hubicka <jh@suse.cz>
2965 * loop-unroll.c (decide_peel_simple): Simple peeling makes sense even
2966 with simple loops; bound number of branches only when FDO is not
2968 (decide_unroll_stupid): Mention that num_loop_branches heuristics
2971 2012-10-23 Nick Clifton <nickc@redhat.com>
2974 * config/iq2000/iq2000.c (iq2000_function_arg_advance): Suppress
2975 compile time warning about pointer printing.
2977 2012-10-23 Joseph Myers <joseph@codesourcery.com>
2979 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2980 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu): Use
2981 glibc-c.o in c_target_objs and cxx_target_objs. Use t-glibc in
2982 tmake_file. Set target_has_targetcm.
2983 (tilegx-*-linux*, tilepro-*-linux*): Append to c_target_objs and
2984 cxx_target_objs rather than overriding previous value.
2985 * config/glibc-c.c, config/t-glibc: New.
2986 * doc/tm.texi.in (TARGET_C_PREINCLUDE): New @hook.
2987 * doc/tm.texi: Regenerate.
2988 * hooks.c (hook_constcharptr_void_null): New.
2989 * hooks.h (hook_constcharptr_void_null): Declare.
2991 2012-10-23 Eric Botcazou <ebotcazou@adacore.com>
2993 * config/mips/linux-common.h (STACK_CHECK_STATIC_BUILTIN): Define.
2994 (STACK_CHECK_PROTECT): Likewise.
2995 * config/mips/mips.h (MIPS_PROLOGUE_TEMP2_REGNUM): Likewise.
2996 (MIPS_PROLOGUE_TEMP2): Likewise.
2997 * config/mips/mips-protos.h (mips_output_probe_stack_range): Declare.
2998 * config/mips/mips.c: Include common/common-target.h.
2999 (mips_emit_probe_stack_range): New function.
3000 (mips_output_probe_stack_range): Likewise.
3001 (mips_expand_prologue): Invoke mips_emit_probe_stack_range if static
3002 builtin stack checking is enabled.
3003 * config/mips/mips.md (UNSPEC_PROBE_STACK_RANGE): New constant.
3004 (probe_stack_range_<P:mode>): New insn.
3006 2012-10-23 Marc Glisse <marc.glisse@inria.fr>
3008 * tree-ssa-forwprop.c (forward_propagate_into_cond): Handle vectors.
3009 * fold-const.c (fold_relational_const): Handle VECTOR_CST.
3010 * doc/generic.texi (VEC_COND_EXPR): Document current policy.
3012 2012-10-23 Jan Hubicka <jh@suse.cz>
3015 * tree-ssa-loop-niter.c (record_estimate): Do not try to lower
3016 the bound of non-is_exit statements.
3017 (maybe_lower_iteration_bound): Do it here.
3018 (estimate_numbers_of_iterations_loop): Call it.
3020 2012-10-23 Jan Hubicka <jh@suse.cz>
3023 * cfgloopmanip.c (fix_bb_placements): Add loop_closed_ssa_invalidated;
3024 track basic blocks that moved out of their loops.
3026 (remove_path): Update.
3027 (fix_loop_placements): Update.
3028 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add
3029 loop_closed_ssa_invalidated parameter; pass it around.
3030 (canonicalize_loop_induction_variables): Update loop closed
3032 (tree_unroll_loops_completely): Likewise; do irred update out of
3033 the outer loop; verify that SSA form is closed.
3034 * cfgloop.h (unrloop): Update.
3036 2012-10-23 Terry Guo <terry.guo@arm.com>
3039 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
3042 2012-10-23 Hans-Peter Nilsson <hp@bitrange.com>
3046 * stmt.c (expand_nl_goto_receiver): Remove almost-copy of
3047 expand_builtin_setjmp_receiver.
3048 (expand_label): Adjust, call expand_builtin_setjmp_receiver
3049 with NULL for the label parameter.
3050 * builtins.c (expand_builtin_setjmp_receiver): Don't clobber
3051 the frame-pointer. Adjust comments.
3052 [HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
3053 only if LABEL is non-NULL.
3055 2012-10-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3057 PR tree-optimization/55008
3058 * gimple-ssa-strength-reduction.c (find_basis_for_candidate):
3059 Don't allow a candidate to be a basis for itself under another
3062 2012-10-22 Sharad Singhai <singhai@google.com>
3064 * dumpfile.c (dump_phase_enabled_p): Renamed dump_enabled_p. Update
3066 (dump_enabled_p): A new function to check if any of the dump files
3068 (dump_kind_p): Remove check for current_function_decl. Add check for
3069 dumpfile and alt_dump_file.
3070 * dumpfile.h: Add declaration of dump_enabled_p.
3072 2012-10-22 Richard Biener <rguenther@suse.de>
3075 * tree-streamer-in.c (unpack_ts_int_cst_value_fields): Remove
3078 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
3080 * config/i386/i386.c (memory_address_length): Assert that non-null
3081 base or index RTXes are registers. Do not check for REG RTXes.
3082 Determine addr32 prefix using SImode_address_operand or
3083 from original base and index RTXes. Simplify code.
3085 2012-10-22 Richard Biener <rguenther@suse.de>
3087 PR tree-optimization/55011
3088 * tree-vrp.c (update_value_range): For invalid lattice transitions
3091 2012-10-22 Julian Brown <julian@codesourcery.com>
3093 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
3094 VFP D registers in big-endian mode.
3096 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
3098 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
3099 Note __AVR_<device>__ is not defined for cores.
3100 Don't point to --help=target.
3102 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
3103 Greta Yorsh <Greta.Yorsh@arm.com>
3105 * config/arm/arm.c (thumb2_emit_ldrd_pop): New function.
3106 (arm_expand_epilogue): Use the new function.
3108 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
3109 Greta Yorsh <Greta.Yorsh@arm.com>
3111 * config/arm/arm.c (thumb2_emit_strd_push): New function.
3112 (arm_expand_prologue): Use the new function.
3114 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
3115 Greta Yorsh <Greta.Yorsh@arm.com>
3117 * config/arm/arm-protos.h (offset_ok_for_ldrd_strd): New declaration.
3118 (operands_ok_ldrd_strd): Likewise.
3119 * config/arm/arm.c (offset_ok_for_ldrd_strd): New function.
3120 (operands_ok_ldrd_strd): Likewise.
3121 * config/arm/arm.md (thumb2_ldrd, thumb2_ldrd_base): New patterns.
3122 (thumb2_ldrd_base_neg): Likewise.
3123 (thumb2_strd, thumb2_strd_base, thumb_strd_base_neg): Likewise.
3124 * predicates.md (ldrd_strd_offset_operand): New predicate.
3125 * config/arm/constraints.md (Do): New constraint.
3127 2012-10-22 Hans-Peter Nilsson <hp@bitrange.com>
3129 * config/mmix/mmix.md ("nonlocal_goto_receiver"): Refer to the
3130 frame-pointer as an operand.
3131 ("*nonlocal_goto_receiver_expanded"): Ditto. Use
3132 mmix_output_register_setting instead of naked output_asm_insn for
3133 the offset from the frame-pointer to the saved rO.
3134 * config/mmix/mmix.c (mmix_output_register_setting): Emit NEGU for
3136 * config/mmix/predicates.md ("frame_pointer_operand"): New.
3137 * config/mmix/constraints.md ("Yf"): New.
3139 * stmt.c (expand_nl_goto_receiver): Remove almost-copy of
3140 expand_builtin_setjmp_receiver.
3141 (expand_label): Adjust, call expand_builtin_setjmp_receiver
3142 with NULL for the label parameter.
3143 * builtins.c (expand_builtin_setjmp_receiver): Don't clobber
3144 the frame-pointer. Adjust comments.
3145 [HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
3146 only if LABEL is non-NULL.
3148 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
3150 * config/i386/i386-protos.h (memory_address_length): Add new bool
3151 argument. Update all uses.
3152 * config/i386/i386.c (memory_address_length): If not LEA insn, then
3153 add length of addr32 prefix based on mode of base or index register.
3154 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
3155 addresses here. Update call to memory_address_length.
3156 (ix86_print_address_operand): Use SImode_address_operand predicate.
3157 * config/i386/predicates.md (SImode_address_operand): New.
3158 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
3159 to calculate "mode" attribute. Use SImode_address_operand predicate
3160 instead of open-coding accepted RTX codes.
3162 2012-10-21 Joern Rennecke <joern.rennecke@embecosm.com>
3164 * rtl.def (ADDR_DIFF_VEC): Fix comment typo.
3166 2012-10-21 Eric Botcazou <ebotcazou@adacore.com>
3168 PR rtl-optimization/44194
3169 * calls.c (expand_call): Allow sibling calls in the PARALLEL case.
3171 2012-10-21 Tobias Burnus <burnus@net-b.de>
3174 * Makefile.in (TARGET_SYSTEM_ROOT_DEFINE): New.
3176 2012-10-21 Chung-Lin Tang <cltang@codesourcery.com>
3178 * config/xtensa/xtensa.c (xtensa_expand_builtin): Remove unused 'arg'
3181 2012-10-20 Eric Botcazou <ebotcazou@adacore.com>
3183 PR rtl-optimization/54315
3184 * calls.c (expand_call): Don't deal specifically with BLKmode values
3185 returned in naked registers.
3186 * expr.h (copy_blkmode_from_reg): Adjust prototype.
3187 * expr.c (copy_blkmode_from_reg): Rename first parameter into
3188 TARGET and make it required. Assert that SRCREG hasn't BLKmode.
3189 Add a couple of short-circuits for common cases and be prepared
3190 for sub-word registers.
3191 (expand_assignment): Call copy_blkmode_from_reg for BLKmode values
3192 returned in naked registers.
3193 (store_expr): Likewise.
3194 (store_field): Likewise.
3196 2012-10-20 Jan Hubicka <jh@suse.cz>
3198 * loop-unroll.c (decide_unroll_constant_iterations): Don't
3199 perform unrolling for loops with low iterations bounds or estimates.
3201 2012-10-20 Jan Hubicka <jh@suse.cz>
3203 * loop-iv.c (iv_number_of_iterations): Record the upper bound
3204 only if there are no further conditions on it.
3206 2012-10-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3210 * opts.c (finish_options): Remove explicit handling from here.
3212 2012-10-20 Joern Rennecke <joern.rennecke@embecosm.com>
3213 Richard Sandiford <rdsandiford@googlemail.com>
3215 * emit-rtl.c (copy_delay_slot_insn): New function.
3216 * emit-rtl.h (copy_delay_slot_insn): Declare.
3217 * reorg.c: Include "emit-rtl.h".
3218 (steal_delay_list_from_target): Use copy_delay_slot_insn.
3219 (fill_slots_from_thread, fill_simple_delay_slots): Likewise.
3221 * final.c (shorten_branches): When optimizing, start with small
3222 length and increase from there, and don't decrease lengths.
3224 2012-10-19 Jan Hubicka <jh@suse.cz>
3226 * builtins.def (BUILT_IN_UNREACHABLE): Make
3227 ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST.
3228 * builtin-attrs.def (ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST): Define.
3230 2012-10-19 Michael Meissner <meissner@linux.vnet.ibm.com>
3231 Dominique Dhumieres <dominiq@lps.ens.fr>
3233 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Don't assume
3234 OPTION_MASK_STRICT_ALIGN is defined.
3235 (MASK_STRICT_ALIGN): If OPTION_MASK_STRICT_ALIGN is not defined,
3236 define this to 0 for the 3 ports that use it.
3238 * config/rs6000/rs6000.c (OPTION_MASK_STRICT_ALIGN): Don't do
3239 check for ports not having -mstrict-align here, move test to
3241 (MASK_STRICT_ALIGN): Likewise.
3242 (rs6000_debug_reg_global): Print out correct target flag words if
3245 2012-10-19 Marek Polacek <polacek@redhat.com>
3248 * fold-const.c (fold_sign_changed_comparison): Punt if folding
3249 pointer/non-pointer comparison.
3251 2012-10-19 Greta Yorsh <Greta.Yorsh@arm.com>
3253 * doc/sourcebuild.texi (Effective-Target Keywords): Document
3254 new effective target keyword arm_prefer_ldrd_strd.
3256 2012-10-19 Richard Guenther <rguenther@suse.de>
3258 PR tree-optimization/54981
3259 * tree-loop-distribution.c (ssa_name_has_uses_outside_loop_p):
3260 Do not consider debug stmts as uses.
3262 2012-10-19 Richard Biener <rguenther@suse.de>
3264 PR tree-optimization/54976
3265 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
3266 Robustify against odd inner_mode inputs.
3268 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
3271 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
3272 sure the mode is correct when falling through from above cases.
3274 2012-10-19 Bin Cheng <bin.cheng@arm.com>
3276 * common.opt (flag_ira_hoist_pressure): New.
3277 * doc/invoke.texi (-fira-hoist-pressure): Describe.
3278 * ira-costs.c (ira_set_pseudo_classes): New parameter.
3279 * ira.h: Update copyright dates.
3280 (ira_set_pseudo_classes): Update prototype.
3281 * haifa-sched.c (sched_init): Update call.
3282 * ira.c (ira): Update call.
3283 * regmove.c: Update copyright dates.
3284 (regmove_optimize): Update call.
3285 * loop-invariant.c: Update copyright dates.
3286 (move_loop_invariants): Update call.
3287 * gcse.c: (struct bb_data): New structure.
3288 (BB_DATA): New macro.
3289 (curr_bb, curr_reg_pressure): New static variables.
3290 (should_hoist_expr_to_dom): Rename from hoist_expr_reaches_here_p.
3291 Change parameter expr_index to expr.
3292 New parameters pressure_class, nregs and hoisted_bbs.
3293 Use reg pressure to determine the distance expr can be hoisted.
3294 (hoist_code): Use reg pressure to direct the hoist process.
3295 (get_regno_pressure_class, get_pressure_class_and_nregs)
3296 (change_pressure, calculate_bb_reg_pressure): New.
3297 (one_code_hoisting_pass): Calculate register pressure. Allocate
3300 2012-10-19 Bin Cheng <bin.cheng@arm.com>
3302 * gcse.c: Update copyright dates.
3303 (hoist_expr_reaches_here_p): Change parameter type from char *
3306 2012-10-19 Sebastian Huber <sebastian.huber@embedded-brains.de>
3309 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
3310 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
3312 2012-10-19 Alan Modra <amodra@gmail.com>
3314 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
3315 (HAVE_LD_LARGE_TOC): Likewise.
3316 * configure: Regenerate.
3318 2012-10-19 Alan Modra <amodra@gmail.com>
3320 * config/rs6000/predicates.md (splat_input_operand): Don't call
3321 input_operand for MEMs. Instead check for volatile and call
3322 memory_address_addr_space_p with modified mode.
3324 2012-10-18 Uros Bizjak <ubizjak@gmail.com>
3326 * config/i386/i386.md (rdpmc): Remove expander.
3329 (rdpmc): Rename from *rdpmc.
3330 (rdpmc_rex64): Rename from *rdpmc_rex64.
3331 (rdtsc): Rename from *rdtsc.
3332 (rdtsc_rex64): Rename from *rdtsc_rex64.
3333 (rdtscp): Rename from *rdtscp.
3334 (rdtscp_rex64): Rename from *rdtscp_rex64.
3336 * config/i386/i386.c (struct builtin_description bdesc_special_args)
3337 <IX86_BUILTIN_RDTSC>: Use CODE_FOR_NOTHING.
3338 <IX86_BUILTIN_RDTSCP>: Ditto.
3339 (struct builtin_description bdesc__args) <IX86_BUILTIN_RDPMC>: Ditto.
3340 (ix86_expand_builtin) <IX86_BUILTIN_{RDPMC,RDTSC,RDTSCP}>: Handle here.
3342 2012-10-18 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3344 * config/sh/sh.c: Fix comment to silence warning.
3346 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3347 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3348 Sameera Deshpande <sameera.deshpande@arm.com>
3350 * config/arm/cortex-a15-neon.md: New file.
3351 * config/arm/cortex-a15.md (cortex_a15_call): Adjust reservation.
3352 (cortex_a15_load1): Likewise.
3353 (cortex_a15_load3): Likewise.
3354 (cortex_a15_store1): Likewise.
3355 (cortex_a15_store3): Likewise.
3356 (cortex-a15-neon.md): Include.
3358 2012-10-18 Segher Boessenkool <segher@kernel.crashing.org>
3360 * config/rs6000/altivec.md (altivec_lvsl, altivec_lvsr): Add mode.
3361 (altivec_vsumsws_nomode): Delete.
3362 (reduc_splus_<mode>, reduc_uplus_<mode>): Call gen_altivec_vsumsws
3363 instead of gen_altivec_vsumsws_nomode.
3364 (altivec_lvlx, altivec_lvlxl, altivec_lvrx, altivec_lvrxl): Add mode.
3365 * config/rs6000/rs6000.md (probe_stack): Rename to...
3366 (probe_stack_<mode>): ... this. Add mode. Change pattern to
3367 use std instead of stw when appropriate.
3368 (probe_stack): New expander.
3369 (move_from_CR_ov_bit): Add mode.
3370 (splitter for compare_plus_ne0_<mode>, splitter for
3371 compare_plus_ne0_<mode>_1): Remove constraints.
3372 * config/rs6000/sync.md (loadsync): Rename to...
3373 (loadsync_<mode>): ... this. Add mode.
3374 (atomic_load<mode>): Adjust.
3376 2012-10-18 Eric Botcazou <ebotcazou@adacore.com>
3378 * loop-invariant.c: Include target.h.
3379 (check_dependency): Return false for an uninitialized argument register
3380 that is likely to be spilled.
3381 * Makefile.in (loop-invariant.o): Add $(TARGET_H).
3383 2012-10-18 Eric Botcazou <ebotcazou@adacore.com>
3385 * except.c (sjlj_emit_function_enter): Remove unused variable.
3387 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3388 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3390 * config/arm/arm.c (neon_builtin_data): Add vfma and vfms builtins.
3391 * config/arm/neon-docgen.ml (intrinsic_groups): Add
3392 fused-multiply-* groups.
3393 * config/neon-gen.ml (print_feature_test_start): New function.
3394 (print_feature_test_end): Likewise.
3395 (print_variant): Print feature test macros.
3396 * config/arm/neon-testgen.ml (emit_prologue): Allow different
3397 tests to require different effective targets.
3398 (effective_target): New function.
3399 (test_intrinsic): Specify correct effective targets.
3400 * config/arm/neon.md (fma<VCVTF:mode>4_intrinsic): New pattern.
3401 (fmsub<VCVTF:mode>4_intrinsic): Likewise.
3402 (neon_vfma<VCVFT:mode>): New expand.
3403 (neon_vfms<VCVFT:mode>): Likewise.
3404 * config/neon.ml (opcode): Add Vfma and Vfms.
3405 (features): Add Requires_feature.
3406 (ops): Add VFMA and VFMS intrinsics.
3407 * config/arm/arm_neon.h: Regenerate.
3408 * doc/arm-neon-intrinsics.texi: Likewise.
3410 2012-10-18 Richard Guenther <rguenther@suse.de>
3412 * lto-streamer.h (enum LTO_tags): Add LTO_integer_cst.
3413 * lto-streamer-in.c (lto_input_tree): Use it.
3414 * lto-streamer-out.c (lto_output_tree): Likewise, for
3415 !TREE_OVERFLOW integer constants only.
3416 * tree-streamer-in.c (unpack_ts_int_cst_value_fields): New function.
3417 (unpack_value_fields): Call it.
3418 (streamer_read_integer_cst): Simplify.
3419 * tree-streamer-out.c (pack_ts_int_cst_value_fields): New function.
3420 (streamer_pack_tree_bitfields): Call it.
3421 (streamer_write_integer_cst): Adjust.
3423 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3424 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3426 * config.gcc: Add support for ARMv8 for arm*-*-* targets.
3427 * config/arm/arm-arches.def: Add armv8-a
3428 * config/arm/arm-fpus.def: Add fp-armv8, neon-fp-armv8,
3429 crypto-neon-fp-armv8. Add crypto field.
3430 * config/arm/arm-tables.opt: Regenerate.
3431 * config/arm/arm.c (FL_FOR_ARCH8A): Likewise.
3432 (arm_arch8): New global variable.
3433 (ARM_FPU): Add crypto parameter.
3434 (arm_option_override): Set arm_arch8, update comments.
3435 * config/arm/arm.h (TARGET_CRYPTO): New macro.
3436 (arm_fpu_desc): Add crypto field.
3437 (base_architecture): Add ARMv8 entry.
3438 (arm_arch8): New variable declaration.
3439 * config/arm/bpabi.h: ARMv8 supports BE8.
3440 * doc/invoke.texi: Document ARMv8 options.
3442 2012-10-17 Aldy Hernandez <aldyh@redhat.com>
3445 * trans-mem.c (diagnose_tm_1_op): Allow volatiles inside relaxed
3448 2012-10-17 Aldy Hernandez <aldyh@redhat.com>
3450 PR rtl-optimization/54900
3451 * ifcvt.c (noce_can_store_speculate_p): Call
3452 memory_must_be_modified_in_insn_p.
3453 * alias.c (memory_must_be_modified_in_insn_p): New.
3454 (set_dest_equal_p): New.
3455 * rtl.h (memory_must_be_modified_in_p): Protoize.
3457 2012-10-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3459 * config/rs6000/rs6000.opt (rs6000_isa_flags): New flag word to
3460 replace target_flags that gives us 63 possible switches.
3461 (x_rs6000_isa_flags): Save area for rs6000_isa_flags.
3462 (x_rs6000_isa_flags_explicit): Save area for rs6000_isa_flags_explicit.
3463 (rs6000_target_flags_explicit): Delete in favor of
3464 x_rs6000_isa_flags_explicit.
3465 (-mpowerpc64): Change all switches that used to be in target_flags
3466 to now be in rs6000_isa_flags. In using rs6000_isa_flags, the
3467 options machinary will generate names of the form OPITON_<xxx>
3468 instead of TARGET_<xxx> and OPTION_MASK_<xxx> instead of MASK_<xxx>.
3469 (-mpowerpc-gpopt): Likewise.
3470 (-mpowerpc-gfxopt): Likewise.
3471 (-mmfcrf): Likewise.
3472 (-mpopcntb): Likewise.
3473 (-mfprnd): Likewise.
3475 (-mmfpgpr): Likewise.
3476 (-maltivec): Likewise.
3477 (-mhard-dfp): Likewise.
3478 (-mmulhw): Likewise.
3479 (-mdlmzb): Likewise.
3480 (-mmultiple): Likewise.
3481 (-mstring): Likewise.
3482 (-msoft-float): Likewise.
3483 (-mhard-float): Likewise.
3484 (-mpopcntd): Likewise.
3486 (-mno-update): Likewise.
3487 (-mupdate): Likewise.
3488 (-mrecip-precision): Likewise.
3489 (-mminimal-toc): Likewise.
3491 * config/rs6000/aix64.opt (-maix64): Likewise.
3492 (-maix32): Likewise.
3493 * config/rs6000/sysv4.opt (-mstrict-align): Likewise.
3494 (-mrelocatable): Likewise.
3495 (-mlittle-endian): Likewise.
3496 (-mlittle): Likewise.
3497 (-mbig-endian): LIkewise.
3502 * config/rs6000/darwin.opt (-m64): Likewise.
3505 * config/rs6000/rs6000-cpus.def (ISA_2_1_MASKS): Move the various
3506 masks used in rs6000.c here, since they are more logically in this
3507 file. Convert from being enums to just #defines, since the types
3508 of these masks is now HOST_WIDE_INT instead of int. For
3509 POWERPC_MASKS, add MASK_SOFT_FLOAT, since the only use case or'ed
3510 in the mask. Change the use in rs6000.c not to do the OR of
3512 (ISA_2_1_MASKS): Likewise.
3513 (ISA_2_2_MASKS): Likewise.
3514 (ISA_2_4_MASKS): Likewise.
3515 (ISA_2_5_MASKS_EMBEDDED): Likewise.
3516 (ISA_2_5_MASKS_SERVER): Likewise.
3517 (POWERPC_7400_MASK): Likewise.
3518 (POWERPC_MASKS): Likewise.
3519 * config/rs6000/rs6000.c (ISA_2_1_MASKS): Likewise.
3520 (ISA_2_1_MASKS): Likewise.
3521 (ISA_2_2_MASKS): Likewise.
3522 (ISA_2_4_MASKS): Likewise.
3523 (ISA_2_5_MASKS_EMBEDDED): Likewise.
3524 (ISA_2_5_MASKS_SERVER): Likewise.
3525 (POWERPC_7400_MASK): Likewise.
3526 (POWERPC_MASKS): Likewise.
3527 (rs6000_option_override_internal): Likewise.
3529 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Change
3530 all uses of target_flags to rs6000_isa_flags. Change all uses of
3531 target_flags_explicit to rs6000_isa_flags_explicit. Change the
3532 use of MASK_<xxx> to OPTION_MASK_<xxx> that options.h defines when
3533 we use a secondary flags word. Save/restore/print the new flags
3534 word when switching contexts with different target attributes.
3535 (rs6000_option_override_internal): Likewise.
3536 (rs6000_darwin_file_start): Likewise.
3537 (rs6000_opt_masks): Likewise.
3538 (rs6000_inner_target_options): Likewise.
3539 (rs6000_pragma_target_parse): Likewise.
3540 (rs6000_set_current_function): Likewise.
3541 (rs6000_function_specific_save): Likewise.
3542 (rs6000_function_specific_restore): Likewise.
3543 (rs6000_function_specific_print): Likewise.
3544 (rs6000_can_inline_p): Likewise.
3545 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Likewise.
3546 (rs6000_cpu_cpp_builtins): Likewise.
3547 * common/config/rs6000/rs6000-driver.c (rs6000_handle_option):
3550 * config/rs6000/rs6000.h (MASK_ALTIVEC): In moving to using
3551 Var(...) for all of the isa switches, the options machinery now
3552 uses OPTION_MASK_<xxx> instead of MASK_<xxx> for the mask name.
3553 Use #define to map the old name into the new name. For switches
3554 that are defined in aix64.opt, sysv4.opt, and darwin.opt, only do
3555 the definition if those switches were defined.
3556 (MASK_ALTIVEC): Likewise.
3557 (MASK_CMPB): Likewise.
3558 (MASK_DFP): Likewise.
3559 (MASK_DLMZB): Likewise.
3560 (MASK_EABI): Likewise.
3561 (MASK_FPRND): Likewise.
3562 (MASK_HARD_FLOAT): Likewise.
3563 (MASK_ISEL): Likewise.
3564 (MASK_MFCRF): Likewise.
3565 (MASK_MFPGPR): Likewise.
3566 (MASK_MULHW): Likewise.
3567 (MASK_MULTIPLE): Likewise.
3568 (MASK_NO_UPDATE): Likewise.
3569 (MASK_POPCNTB): Likewise.
3570 (MASK_POPCNTD): Likewise.
3571 (MASK_PPC_GFXOPT): Likewise.
3572 (MASK_PPC_GPOPT): Likewise.
3573 (MASK_RECIP_PRECISION): Likewise.
3574 (MASK_SOFT_FLOAT): Likewise.
3575 (MASK_STRICT_ALIGN): Likewise.
3576 (MASK_STRING): Likewise.
3577 (MASK_UPDATE): Likewise.
3578 (MASK_VSX): Likewise.
3579 (MASK_POWERPC64): Likewise.
3580 (MASK_64BIT): Likewise.
3581 (MASK_RELOCATABLE): Likewise.
3582 (MASK_LITTLE_ENDIAN): Likewise.
3583 (MASK_MINIMAL_TOC): Likewise.
3584 (MASK_REGNAMES): Likewise.
3585 (MASK_PROTOTYPE): Likewise.
3586 (rs6000_isa_flags_explicit): Define in terms of the
3587 global_options_set structure.
3589 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS):
3590 Change use of target_flags to rs6000_isa_flags, target_flags_explicit
3591 to rs6000_isa_flags_explicit, and MASK_<xxx> to OPTION_MASK_<xxx>.
3592 * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
3593 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
3594 * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
3595 * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
3596 * config/rs6000/freebsd64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
3597 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3598 * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
3599 * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
3600 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3601 (OPTION_LITTLE_ENDIAN): Likewise.
3602 (OPTION_RELOCATABLE): Likewise.
3603 (OPTION_EABI): Likewise.
3604 (OPTION_PROTOTYPE): Likewise.
3605 * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
3606 * config/rs6000/option-defaults.h (OPTION_MASK_64BIT): Likewise.
3607 (OPT_ARCH32): Likewise.
3608 (OPT_ARCH64): Likewise.
3609 * config/rs6000/sysv4.h (TARGET_TOC): Likewise.
3610 (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
3611 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3612 (TARGET_OS_SYSV_CPP_BUILTINS): Likewise.
3614 * config/rs6000/t-rs6000 (rs6000.o): Add rs6000-cpus.def as a
3617 2012-10-17 Jan Hubicka <jh@suse.cz>
3619 * cfgloopmanip.c (copy_loop_info): New function.
3620 (duplicate_loop): Use it.
3621 (loop_version): Use it.
3622 * loop-unswitch.c (unswitch_loop): Use it.
3623 * cfgloop.h (copy_loop_info): Declare.
3625 2012-10-17 Jan Hubicka <jh@suse.cz>
3627 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Add edge_to_cancel
3628 parameter and use it to estimate code optimized out in the final
3630 (loop_edge_to_cancel): New function.
3631 (try_unroll_loop_completely): New IRRED_IVALIDATED parameter;
3632 handle unrolling loops with bounds given via max_loop_iteratins;
3633 handle unrolling non-inner loops when code size shrinks;
3634 tidy dump output; when the last iteration loop still stays
3635 as loop in the CFG forcongly redirect the latch to
3636 __builtin_unreachable.
3637 (canonicalize_loop_induction_variables): Add irred_invlaidated
3638 parameter; record niter bound derrived; dump
3639 max_loop_iterations bounds; call try_unroll_loop_completely
3640 even if no niter bound is given.
3641 (canonicalize_induction_variables): Handle irred_invalidated.
3642 (tree_unroll_loops_completely): Handle non-innermost loops;
3643 handle irred_invalidated.
3644 * cfgloop.h (unlop): Declare.
3645 * cfgloopmanip.c (unloop): Export.
3646 * tree.c (build_common_builtin_nodes): Build BULTIN_UNREACHABLE.
3648 2012-10-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3650 * opth-gen.awk (TARGET_* generation): Always generate TARGET_<xxx>
3651 for Mask options, whether they use Var(...) or not.
3653 * config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): Use
3654 TARGET_<xxx> instead of OPTION_<xxx>.
3655 * config/i386/i386.h (TARGET_64BIT): Likewise.
3656 (TARGET_MMX): Likewise.
3657 (TARGET_3DNOW): Likewise.
3658 (TARGET_3DNOW_A): Likewise.
3659 (TARGET_SSE): Likewise.
3660 (TARGET_SSE2): Likewise.
3661 (TARGET_SSE3): Likewise.
3662 (TARGET_SSSE3): Likewise.
3663 (TARGET_SSE4_1): Likewise.
3664 (TARGET_SSE4_2): Likewise.
3665 (TARGET_AVX): Likewise.
3666 (TARGET_AVX2): Likewise.
3667 (TARGET_FMA): Likewise.
3668 (TARGET_SSE4A): Likewise.
3669 (TARGET_FMA4): Likewise.
3670 (TARGET_XOP): Likewise.
3671 (TARGET_LWP): Likewise.
3672 (TARGET_ROUND): Likewise.
3673 (TARGET_ABM): Likewise.
3674 (TARGET_BMI): Likewise.
3675 (TARGET_BMI2): Likewise.
3676 (TARGET_LZCNT): Likewise.
3677 (TARGET_TBM): Likewise.
3678 (TARGET_POPCNT): Likewise.
3679 (TARGET_SAHF): Likewise.
3680 (TARGET_MOVBE): Likewise.
3681 (TARGET_CRC32): Likewise.
3682 (TARGET_AES): Likewise.
3683 (TARGET_PCLMUL): Likewise.
3684 (TARGET_CMPXCHG16B): Likewise.
3685 (TARGET_FSGSBASE): Likewise.
3686 (TARGET_RDRND): Likewise.
3687 (TARGET_F16C): Likewise.
3688 (TARGET_RTM): Likewise.
3689 (TARGET_HLE): Likewise.
3690 (TARGET_RDSEED): Likewise.
3691 (TARGET_PRFCHW): Likewise.
3692 (TARGET_ADX): Likewise.
3693 (TARGET_64BIT): Likewise.
3694 (TARGET_MMX): Likewise.
3695 (TARGET_3DNOW): Likewise.
3696 (TARGET_3DNOW_A): Likewise.
3697 (TARGET_SSE): Likewise.
3698 (TARGET_SSE2): Likewise.
3699 (TARGET_SSE3): Likewise.
3700 (TARGET_SSSE3): Likewise.
3701 (TARGET_SSE4_1): Likewise.
3702 (TARGET_SSE4_2): Likewise.
3703 (TARGET_AVX): Likewise.
3704 (TARGET_AVX2): Likewise.
3705 (TARGET_FMA): Likewise.
3706 (TARGET_SSE4A): Likewise.
3707 (TARGET_FMA4): Likewise.
3708 (TARGET_XOP): Likewise.
3709 (TARGET_LWP): Likewise.
3710 (TARGET_ROUND): Likewise.
3711 (TARGET_ABM): Likewise.
3712 (TARGET_BMI): Likewise.
3713 (TARGET_BMI2): Likewise.
3714 (TARGET_LZCNT): Likewise.
3715 (TARGET_TBM): Likewise.
3716 (TARGET_POPCNT): Likewise.
3717 (TARGET_SAHF): Likewise.
3718 (TARGET_MOVBE): Likewise.
3719 (TARGET_CRC32): Likewise.
3720 (TARGET_AES): Likewise.
3721 (TARGET_PCLMUL): Likewise.
3722 (TARGET_CMPXCHG16B): Likewise.
3723 (TARGET_FSGSBASE): Likewise.
3724 (TARGET_RDRND): Likewise.
3725 (TARGET_F16C): Likewise.
3726 (TARGET_RTM): Likewise.
3727 (TARGET_HLE): Likewise.
3728 (TARGET_RDSEED): Likewise.
3729 (TARGET_PRFCHW): Likewise.
3730 (TARGET_ADX): Likewise.
3731 (TARGET_LP64): Likewise.
3732 (TARGET_X32): Likewise.
3733 (TARGET_ISA_ROUND): Likewise.
3734 * config/i386/darwin.h (TARGET_64BIT): Likewise.
3736 * doc/options.texi (Mask): Update documentation to specify only
3737 TARGET_<xxx> is generated.
3739 2012-10-17 Greta Yorsh <Greta.Yorsh@arm.com>
3741 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): Rename this...
3742 (UNSPEC_REGISTER_USE): ... to this.
3743 (prologue_use): Rename this...
3744 (force_register_use): ... to this and update output assembly.
3745 (epilogue) Rename gen_prologue_use to gen_force_register_use.
3746 * config/arm/arm.c (arm_expand_prologue): Likewise.
3747 (thumb1_expand_epilogue): Likewise.
3748 (arm_expand_epilogue): Likewise.
3749 (arm_expand_epilogue): Likewise.
3751 2012-10-17 Georg-Johann Lay <avr@gjlay.de>
3753 * config/avr/avr-arch.h (avr_extra_arch_macro): Remove prototype.
3754 * config/avr/avr.c (avr_extra_arch_macro): Remove variable.
3755 (avr_option_override): Remove setting of avr_extra_arch_macro.
3756 * config/avr/avr-c.c (avr_extra_arch_macro): Replace with
3757 avr_current_device->macro.
3759 2012-10-17 Richard Biener <rguenther@suse.de>
3761 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
3762 Do not write TREE_CHAIN of PARM_DECLs.
3763 (write_ts_decl_non_common_tree_pointers): Instead stream
3764 the DECL_ARGUMENTS chain.
3765 * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3766 Do not read TREE_CHAIN of PARM_DECLs.
3767 (lto_input_ts_decl_non_common_tree_pointes): Instead read
3768 the DECL_ARGUMENTS as chain.
3770 2012-10-17 Steven Bosscher <steven@gcc.gnu.org>
3772 * config/iq2000/iq2000.h (call_used_regs): Remove definition.
3774 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
3776 PR rtl-optimization/54870
3777 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
3778 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
3779 SSA_NAME pointer that points to a partition if there is at least
3780 one variable with it set in the partition.
3781 * dse.c (local_variable_can_escape): New predicate.
3782 (can_escape): Call it.
3783 * gimplify.c (mark_addressable): If this is a partitioned decl, also
3784 mark the SSA_NAME pointer that points to a partition.
3786 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
3788 * df-problems.c (df_kill_notes): Split up in two functions.
3789 (df_remove_dead_and_unused_notes): New function, first half of
3790 df_kill notes to remove all REG_DEAD and REG_UNUSED notes.
3791 (df_remove_dead_eq_notes): New function, second half of df_kill_notes
3792 to remove REG_EQUAL and REG_EQUIV notes referring to dead registers.
3793 (df_note_bb_compute): Call df_remove_dead_and_unused_notes instead
3794 of df_kill_notes. Call df_remove_dead_eq_notes after processing insn.
3796 * web.c (web): Re-add DF_RD_PRUNE_DEAD_DEFS;
3798 2012-10-16 Ian Lance Taylor <iant@google.com>
3800 * doc/extend.texi (Return Address): Change
3801 __builtin_extract_return_address to
3802 __builtin_extract_return_addr.
3804 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
3806 * rtl.h (get_call_rtx_from): New prototype.
3807 * rtlanal.c (get_call_rtx_from): New function.
3808 * calls.c (emit_call_1): Use it.
3809 * dse.c (scan_insn): Likewise
3810 * dwarf2out.c (dwarf2out_var_location): Likewise.
3811 * sched-deps.c (call_may_noreturn_p): Likewise.
3812 * var-tracking.c (prepare_call_arguments): Likewise.
3813 * config/sh/sh.c (sh_adjust_cost): Likewise.
3815 2012-10-16 Tom de Vries <tom@codesourcery.com>
3817 * expr.c (move_by_pieces, move_by_pieces_ninsns, can_store_by_pieces)
3818 (store_by_pieces_1): Don't enter loop when no more data is left.
3820 2012-10-16 Joern Rennecke <joern.rennecke@embecosm.com>
3822 * loop-doloop.c (doloop_modify): Pass doloop_end pattern to
3824 (doloop_optimize): Pass flag to indicate if loop is entered at top
3826 * config/arm/thumb2.md (doloop_end): Accept extra operand.
3827 * config/bfin/bfin.md (doloop_end): Likewise.
3828 * config/c6x/c6x.md (doloop_end): Likewise.
3829 * config/ia64/ia64.md (doloop_end): Likewise.
3830 * config/mep/mep.md (doloop_begin, doloop_end): Likewise.
3831 * config/rs6000/rs6000.md (doloop_end): Likewise.
3832 * config/s390/s390.md (doloop_end): Likewise.
3833 * config/sh/sh.md (doloop_end): Likewise.
3834 * config/spu/spu.md (doloop_end): Likewise.
3835 * config/tilegx/tilegx.md (doloop_end): Likewise.
3836 * config/tilepro/tilepro.md (doloop_end): Likewise.
3837 * doc/md.texi (doloop_end): Document new operand.
3838 * basic-block.h (contains_no_active_insn_p): Declare.
3839 * cfgrtl.c (contains_no_active_insn_p): New function, factored
3841 (forwarder_block_p): ... here.
3843 2012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
3847 * doc/options.texi (EnabledBy): Document new form.
3848 * optc-gen.awk: Handle new form of EnabledBy.
3849 * common.opt (Wunused-but-set-parameter): Use EnabledBy.
3850 (Wunused-parameter): Likewise.
3851 * opts.c (finish_options): Do not handle them explicitly.
3852 * opt-functions.awk (search_var_name): New.
3854 2012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
3858 * optc-gen.awk: Handle new form of LangEnabledBy.
3859 * opts.c (set_Wstrict_aliasing): Declare here. Make static.
3860 * common.opt (Wstrict-aliasing=,Wstrict-overflow=): Do not use Init.
3861 * doc/options.texi (LangEnabledBy): Document new form.
3862 * flags.h (set_Wstrict_aliasing): Do not declare.
3864 2012-10-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3866 * reload.c (find_reloads_subreg_address): Remove FORCE_REPLACE
3867 parameter. Always replace normal subreg with memory reference
3868 whenever possible. Return NULL otherwise.
3869 (find_reloads_toplev): Always call find_reloads_subreg_address
3870 for subregs of registers equivalent to a memory location.
3871 Only recurse further if find_reloads_subreg_address fails.
3872 (find_reloads_address_1): Only call find_reloads_subreg_address
3873 for subregs of registers equivalent to a memory location.
3874 Properly handle failure of find_reloads_subreg_address.
3876 2012-10-16 Jakub Jelinek <jakub@redhat.com>
3879 * rtl.h: Document jump flag on VALUE.
3880 * cselib.h (cselib_set_value_sp_based,
3881 cselib_sp_based_value_p): New prototypes.
3882 * alias.c (find_base_term): For cselib_sp_based_value_p
3883 return static_reg_base_value[STACK_POINTER_REGNUM].
3884 * cselib.c (SP_BASED_VALUE_P): Define.
3885 (cselib_set_value_sp_based, cselib_sp_based_value_p): New functions.
3886 * var-tracking.c (add_stores): Call cselib_set_value_sp_based
3887 for not yet preserved VALUEs of sp on sp assignments if
3888 hard_frame_pointer_adjustment != -1.
3889 (vt_initialize): When setting hard_frame_pointer_adjustment,
3890 disassociate sp from its previous value and call
3891 cselib_set_value_sp_based on a new VALUE created for sp.
3893 PR tree-optimization/54889
3894 * tree-vect-stmts.c (vectorizable_load): Add VIEW_CONVERT_EXPR if
3895 ARRAY_REF newref doesn't have compatible type with vectype element
3896 type, use vectype element type for MEM_REF.
3898 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
3900 * combine.c (record_dead_and_set_regs): Iterate over hard register set
3901 with a hard_reg_set_iterator.
3902 * cse.c (invalidate_for_call): Likewise.
3903 * gcse.c (compute_hash_table_work): Likewise.
3904 * loop-iv.c (simplify_using_initial_values): Likewise.
3905 * postreload-gcse.c (record_opr_changes): Likewise.
3906 * regcprop.c (copyprop_hardreg_forward_1): Likewise.
3907 * var-tracking.c (dataflow_set_clear_at_call): Likewise.
3909 2012-10-15 Easwaran Raman <eraman@google.com>
3911 * optabs.c (emit_cmp_and_jump_insn_1): Add a new parameter to
3912 specificy the probability of taking the jump.
3913 (emit_cmp_and_jump_insns): Likewise.
3914 (expand_compare_and_swap_loop): Make the jump predicted not taken.
3915 * dojump.c (do_compare_rtx_and_jump): Remove the code attaching
3916 REG_BR_PROB note and pass probability to emit_cmp_and_jump_insns.
3917 * cfgbuild.c (compute_outgoing_frequencies): Do not guess outgoing
3918 probabilities for branches with more than two successors.
3919 * expr.c (emit_block_move_via_loop): Predict the loop backedge loop
3921 (try_casesi): Pass the probability of jumping to the default label.
3922 (try_tablejump): Likewise.
3923 (do_tablejump): Likewise.
3924 * expr.h (try_tablejump): Add a new parameter.
3925 (try_casesi): Likewise.
3926 (emit_cmp_and_jump_insns): Add probability as default parameter with a
3927 default value of -1.
3928 * except.c (sjlj_emit_function_enter): Pass probability to
3929 emit_cmp_and_jump_insns.
3930 * stmt.c (case_node): Add new fields PROB and SUBTREE_PROB.
3931 (do_jump_if_equal): Pass probability for REG_BR_PROB note.
3932 (add_case_node): Pass estimated probability of jumping to the case
3934 (emit_case_decision_tree): Pass default_prob to emit_case_nodes.
3935 (get_outgoing_edge_probs): New function.
3936 (conditional_probability): Likewise.
3937 (reset_out_edges_aux): Likewise.
3938 (compute_cases_per_edge): Likewise.
3939 (emit_case_dispatch_table): Update probabilities of edges coming out
3940 of the switch statement.
3941 (expand_case): Compute and propagate default edge probability to
3942 emit_case_dispatch_table.
3943 (expand_sjlj_dispatch_table): Update calls to add_case_node and
3944 emit_case_dispatch_table.
3945 (balance_case_nodes): Update subtree_prob values.
3946 (emit_case_nodes): Compute edge probabilities and add pass them to
3947 emit_cmp_and_jump_insns.
3949 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
3952 * config/sh/sh-protos.h (set_of_reg): New struct.
3953 (sh_find_set_of_reg, sh_is_logical_t_store_expr,
3954 sh_try_omit_signzero_extend): Declare...
3955 * config/sh/sh.c (sh_find_set_of_reg, sh_is_logical_t_store_expr,
3956 sh_try_omit_signzero_extend): ...these new functions.
3957 * config/sh/sh.md (*logical_op_t): New insn_and_split.
3958 (*zero_extend<mode>si2_compact): Use sh_try_omit_signzero_extend
3960 (*extend<mode>si2_compact_reg): Convert to insn_and_split.
3961 Use sh_try_omit_signzero_extend in splitter.
3962 (*mov<mode>_reg_reg): Disallow t_reg_operand as operand 1.
3963 (*cbranch_t): Rewrite combine part in splitter using new
3964 sh_find_set_of_reg function.
3966 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
3969 * config/sh/sh.c (sh_find_base_reg_disp): Stop searching insns when
3970 hitting a call insn if GBR is marked as call used.
3971 * config/sh/iterators.md (QIHISIDI): New mode iterator.
3972 * config/sh/predicates.md (gbr_address_mem): New predicate.
3973 * config/sh/sh.md (*movdi_gbr_load, *movdi_gbr_store): New
3974 insn_and_split. Use QIHISIDI instead of QIHISI in unnamed GBR
3977 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
3979 * config/sh/sh.c: Update function attribute comments.
3980 * doc/extend.texi (function_vector): Rephrase SH2A specific part.
3981 (nosave_low_regs, renesas, trapa_handler): Document SH specific
3983 (sp_switch, trap_exit): Add to index.
3985 2012-10-15 Matthias Klose <doko@ubuntu.com>
3987 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
3988 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
3990 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
3992 * config/i386/sse.md (UNSPEC_MOVU): Remove.
3993 (UNSPEC_LOADU): New.
3994 (UNSPEC_STOREU): Ditto.
3995 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
3996 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
3997 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
3998 (<sse2>_movdqu<avxsizesuffix>): Split to ...
3999 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
4000 (<sse2>_storedqu<avxsizesuffix>): ... this.
4001 (*sse4_2_pcmpestr_unaligned): Update.
4002 (*sse4_2_pcmpistr_unaligned): Ditto.
4004 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
4005 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
4006 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
4007 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
4008 gen_sse2_load{dqu,upd} to load from unaligned memory and
4009 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
4011 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
4012 Use CODE_FOR_sse_loadups.
4013 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
4014 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
4015 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
4016 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
4017 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
4018 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
4019 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
4020 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
4021 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
4022 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
4023 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
4025 2012-10-15 Dodji Seketeli <dodji@redhat.com>
4027 * alias.c: Cleanup comments.
4029 2012-10-15 Marc Glisse <marc.glisse@inria.fr>
4031 PR tree-optimization/54915
4032 * tree-ssa-forwprop.c (simplify_vector_constructor): Check
4035 2012-10-15 Richard Biener <rguenther@suse.de>
4037 * data-streamer.h (bp_pack_string_with_length): New function.
4038 (bp_pack_string): Likewise.
4039 (bp_unpack_indexed_string): Likewise.
4040 (bp_unpack_string): Likewise.
4041 * data-streamer-out.c (bp_pack_string_with_length): Likewise.
4042 (bp_pack_string): Likewise.
4043 * data-streamer-in.c (bp_unpack_indexed_string): Likewise.
4044 (bp_unpack_string): Likewise.
4045 * tree-streamer-out.c (pack_ts_translation_unit_decl_value_fields):
4046 Pack TRANSLATION_UNIT_LANGUAGE here, not ...
4047 (write_ts_translation_unit_decl_tree_pointers): ... here. Remove.
4048 (streamer_pack_tree_bitfields): Adjust.
4049 (streamer_write_tree_body): Likewise.
4050 * tree-streamer-in.c (unpack_ts_translation_unit_decl_value_fields):
4051 Unpack TRANSLATION_UNIT_LANGUAGE here, not ...
4052 (lto_input_ts_translation_unit_decl_tree_pointers): ... here. Remove.
4053 (unpack_value_fields): Adjust.
4054 (streamer_read_tree_body): Likewise.
4056 2012-10-15 J"orn Rennecke <joern.rennecke@arc.com>
4058 * genoutput.c (process_template): Process '*' in '@' alternatives.
4059 * doc/md.texi (node Output Statement): Provide example for the above.
4061 2012-10-15 Richard Guenther <rguenther@suse.de>
4063 PR tree-optimization/54920
4064 * tree-ssa-pre.c (create_expression_by_pieces): Properly
4065 allocate temporary storage for all NARY elements.
4067 2012-10-15 Joern Rennecke <joern.rennecke@embecosm.com>
4069 * web.c (union_match_dups): Properly handle OP_INOUT match_dups.
4071 2012-10-15 Eric Botcazou <ebotcazou@adacore.com>
4073 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Do not unnecessarily
4074 copy the object in the MEM_P case.
4076 2012-10-15 Richard Guenther <rguenther@suse.de>
4078 * tree-streamer-out.c (streamer_pack_tree_bitfields): Back
4079 BINFO_BASE_ACCESSES and CONSTRUCTOR lengths here.
4080 (streamer_write_chain): Write TREE_CHAIN as null-terminated list.
4081 (write_ts_exp_tree_pointers): Adjust.
4082 (write_ts_binfo_tree_pointers): Likewise.
4083 (write_ts_constructor_tree_pointers): Likewise.
4084 * tree-streamer-in.c (streamer_read_chain): Read TREE_CHAIN as
4085 null-terminated list.
4086 (unpack_value_fields): Unpack BINFO_BASE_ACCESSES and
4087 CONSTRUCTOR lengths and materialize the arrays.
4088 (lto_input_ts_exp_tree_pointers): Adjust.
4089 (lto_input_ts_binfo_tree_pointers): Likewise.
4090 (lto_input_ts_constructor_tree_pointers): Likewise.
4092 2012-10-14 Hans-Peter Nilsson <hp@bitrange.com>
4094 * config/mmix/mmix.c (mmix_opposite_regno): Handle the
4095 return-value register too.
4097 2012-10-14 Steven Bosscher <steven@gcc.gnu.org>
4099 PR rtl-optimization/38711
4100 * df.h (df_get_live_out, df_get_live_in): Make static inline functions.
4101 * df-problems.c (df_get_live_out, df_get_live_in): Moved to df.h.
4102 * ira-lives.c (process_bb_node_lives): Use df_get_live_out instead of
4104 * ira-build.c (create_bb_allocnos): Likewise.
4105 (create_loop_allocnos): Likewise, and use df_get_live_in instead of
4107 * ira-emit.c (generate_edge_moves): Likewise.
4108 (add_ranges_and_copies): Likewise.
4109 * ira-color.c (ira_loop_edge_freq): Use df_get_live_out instead of
4110 DF_LR_OUT, and df_get_live_in instead of DF_LR_IN.
4111 * ira.c (mark_elimination): Update DF_LR and DF_LIVE.
4112 (build_insn_chain): Use df_get_live_out instead of DF_LR_OUT.
4113 (do_reload): Remove the DF_LIVE problem for -O1.
4115 2012-10-14 Steven Bosscher <steven@gcc.gnu.org>
4117 PR rtl-optimization/54919
4118 * loop-unroll.c (struct var_to_expand): Remove accum_pos field.
4119 (analyze_insn_to_expand_var): Do not record accum_pos.
4120 (expand_var_during_unrolling): Use validate_replace_rtx_group to
4121 perform replacement of all references to SET_DEST (set) with the
4122 new register, including references in REG_EQUAL notes.
4123 (insert_var_expansion_initialization): Insert initializatio insns
4124 at the bottom of the pre-header of the loop.
4126 2012-10-14 Jan Hubicka <jh@suse.cz>
4128 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
4129 predict loops with multiple exits realistically.
4130 * cfgloopanal.c (single_likely_exit): New function.
4132 2012-10-14 Uros Bizjak <ubizjak@gmail.com>
4134 * config/alpha/alpha.md: Remove empty predicates and/or constraints.
4135 * config/alpha/sync.md: Ditto.
4137 2012-10-13 Uros Bizjak <ubizjak@gmail.com>
4139 * config/alpha/alpha.md (I24MODE): New mode iterator.
4140 (any_divmod): New code iterator.
4141 (<code>si3): Macroize expander from {div,mod,udiv,umod}si3 using
4142 any_divmod code iterator.
4143 (<code>si3): Macroize expander from {div,mod,udiv,umod}di3 using
4144 any_divmod code iterator.
4145 (extendqi<mode>2): Macroize insn from extendqi{hi,si}2 using
4146 I24MODE mode iterator.
4147 (unaligned_store<mode>): Macroize expander from unaligned_store{qi,hi}
4148 using I12MODE mode iterator.
4149 (mov<mode>): Macroize expander from mov{qi,hi} using
4150 I12MODE mode iterator.
4152 2012-10-13 Eric Botcazou <ebotcazou@adacore.com>
4154 PR rtl-optimization/54871
4155 * loop-iv.c (simplify_using_initial_values): When scanning previous
4156 basic blocks, prune the recorded conditions if the current insn was
4157 not used to make a replacement.
4159 * loop-unroll.c (decide_unroll_constant_iterations): Clean up message.
4160 (unroll_loop_constant_iterations): Clarify head comment.
4161 (decide_unroll_runtime_iterations): Clean up message.
4162 (unroll_loop_runtime_iterations): Clarify head comment.
4163 (decide_peel_simple): Clean up message.
4164 (peel_loop_simple): Clarify head comment.
4165 (decide_unroll_stupid): Clean up message.
4166 (unroll_loop_stupid): Clarify head comment.
4168 2012-10-13 Andreas Schwab <schwab@linux-m68k.org>
4170 PR gcov-profile/44728
4171 * gcov.c (create_file_names): When stripping extension only look
4174 2012-10-13 Jan Hubicka <jh@suse.cz>
4176 * loop-iv.c (determine_max_iter): Fix handling of AND.
4177 (iv_number_of_iterations): Record upper bounds as unsigned
4180 2012-10-13 Steven Bosscher <steven@gcc.gnu.org>
4182 * ira.c (ira): Set current_loops to &ira_loops before recording
4183 loop exits. Release recorded exits and loops early.
4185 2012-10-13 Chung-Lin Tang <cltang@codesourcery.com>
4187 * builtins.c (expand_builtin_set_thread_pointer): Use
4188 create_input_operand() instead of create_fixed_operand().
4190 2012-10-13 Uros Bizjak <ubizjak@gmail.com>
4192 * config/alpha/alpha.md (FMODE): New mode iterator.
4193 (modesuffix): Handle SF and DF modes.
4194 (opmode): New mode attribute.
4195 (abs<mode>2): Macroize insn from abs{sf,df}2 using FMODE mode iterator.
4196 (*nabs<mode>2): Macroize insn from *nabs{sf,df}2 using
4197 FMODE mode iterator.
4198 (neg<mode>2): Macroize insn from neg{sf,df}2 using FMODE mode iterator.
4199 (copysign<mode>3): Macroize insn from copysign{sf,df}3 using
4200 FMODE mode iterator.
4201 (*ncopysign<mode>3): Macroize insn from *ncopysign{sf,df}3 using
4202 FMODE mode iterator.
4203 (*add<mode>3_ieee): Macroize insn from *add{sf,df}_ieee using
4204 FMODE mode iterator.
4205 (add<mode>3): Macroize insn from add{sf,df}3 using FMODE mode iterator.
4206 (*sub<mode>3_ieee): Macroize insn from *sub{sf,df}3_ieee using
4207 FMODE mode iterator.
4208 (sub<mode>3): Macroize insn from sub{sf,df}3 using FMODE mode iterator.
4209 (*mul<mode>3_ieee): Macroize insn from *mul{sf,df}3_ieee using
4210 FMODE mode iterator.
4211 (mul<mode>3): Macroize insn from mul{sf,df}3 using FMODE mode iterator.
4212 (*div<mode>3_ieee): Macroize insn from *div{sf,df}3_ieee using
4213 FMODE mode iterator.
4214 (div<mode>3): Macroize insn from div{sf,df}3 using FMODE mode iterator.
4215 (*sqrt<mode>2_ieee): Macroize insn from *sqrt{sf,df}2_ieee using
4216 FMODE mode iterator.
4217 (sqrt<mode>2): Macroize insn from sqrt{sf,df}2
4218 using FMODE mode iterator.
4219 (*mov<mode>cc_internal): Macroize insn from *mov{sf,df}cc_internal
4220 using FMODE mode iterator.
4221 (mov<mode>cc): Macroize expander from mov{sf,df}cc
4222 using FMODE mode iterator.
4224 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
4227 * config/sh/sh.md: Correct define_delay for return insns.
4228 (*movsi_pop): Delete.
4230 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
4233 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_int2sf): Fix swapped
4235 * config/sh/predicates.md (fpul_operand): Add comment.
4236 (fpul_fsca_operand, fsca_scale_factor): New predicates.
4237 * config/sh/sh.md (fsca): Move below sincossf3 expander. Convert to
4238 insn_and_split. Use fpul_fsca_operand and fsca_scale_factor
4239 predicates. Simplify fpul operand in splitter.
4241 2012-10-12 Jan Hubicka <jh@suse.cz>
4243 * tree-ssa-threadupdate.c (def_split_header_continue_p): Do not
4246 2012-10-12 Jan Hubicka <jh@suse.cz>
4248 * web.c (web_main): Do not set DF_RD_PRUNE_DEAD_DEFS flag.
4250 2012-10-12 Aaron Gray <aaronngray.lists@gmail.com>
4251 Diego Novillo <dnovillo@google.com>
4253 * gengtype-lex.l: Support for C++ single line comments.
4254 Support for classes.
4255 (CXX_KEYWORD): New. Support C++ keywords inline, public,
4256 protected, private, template, operator, friend, &, ~.
4257 (TYPEDEF): New. Support typedef.
4258 * gengtype-parser.c: updated 'token_names[]'
4259 (direct_declarator): Add support for parsing functions and ctors.
4261 2012-10-12 Diego Novillo <dnovillo@google.com>
4263 * doc/gty.texi: Document C++ limitations in gengtype.
4264 * gengtype-lex.l (CID): Rename from ID.
4265 (ID): Include scoping '::' as part of the identifier name.
4266 * gengtype-parse.c (token_names): Update.
4267 (token_value_format): Update.
4268 (consume_until_eos): Rename from consume_until_semi.
4269 Remove unused argument IMMEDIATE. Update all callers.
4270 Also consider '}' as a finalizer.
4271 (consume_until_comma_or_eos): Rename from
4272 consume_until_comma_or_semi.
4273 Remove unused argument IMMEDIATE. Update all callers.
4274 Also consider '}' as a finalizer.
4275 (direct_declarator): Add documentation on ctor support.
4276 Add argument IN_STRUCT.
4277 If the token following ID is a '(', consider ID a
4278 function and return NULL.
4279 If the token following '(' is not a '*', and IN_STRUCT is true,
4280 conclude that this is a ctor and return NULL.
4281 If the token is IGNORABLE_CXX_KEYWORD, return NULL.
4282 (inner_declarator): Add argument IN_STRUCT.
4284 (declarator): Add argument IN_STRUCT with default value false.
4286 (type): Document argument NESTED.
4287 Skip over C++ inheritance specifiers.
4288 If a token TYPEDEF is found, emit an error.
4289 If an enum is found inside a class/structure, emit an error.
4290 (typedefs, structures, param_structs, variables): Initialize.
4291 (new_structure): Do not complain about duplicate
4292 structures if S has a line location set.
4293 * gengtype-state.c (write_state_type): Remove default handler.
4294 Add handler for TYPE_NONE.
4295 (read_state_scalar_char_type):
4296 * gengtype.c: Fix spacing.
4297 * gengtype.h (enum gty_token): Add name. Add token
4298 IGNORABLE_CXX_KEYWORD.
4300 2012-10-12 Chung-Lin Tang <cltang@codesourcery.com>
4302 * config/arm/arm.md (get_thread_pointersi): Moved to place with
4303 other TLS related patterns.
4305 2012-10-12 Richard Biener <rguenther@suse.de>
4307 * tree-streamer-out.c (pack_ts_target_option): Rename from ...
4308 (write_ts_target_option): ... this.
4309 (pack_ts_optimization): Rename from ...
4310 (write_ts_optimization): ... this.
4311 (streamer_pack_tree_bitfields): Pack them in the bitfield section ...
4312 (streamer_write_tree_body): ... not here.
4313 * tree-streamer-in.c (unpack_ts_target_option): Rename from ...
4314 (lto_input_ts_target_option): ... this.
4315 (unpack_ts_optimization): Rename from ...
4316 (lto_input_ts_optimization): ... this.
4317 (unpack_value_fields): Unpack them from the bitfield section ...
4318 (streamer_read_tree_body): ... not from here.
4320 2012-10-12 Uros Bizjak <ubizjak@gmail.com>
4322 * config/alpha/alpha.md (vecmodesuffix): New mode attribute.
4323 (modesuffix): Handle V8QI and V4HI modes.
4324 (any_maxmin): New code iterator.
4325 (maxmin): New code attribute.
4326 (<code><mode>3): Macroize insn from {smax,smin,umax,umin}{qi,hi}3
4327 using any_maxmin code iterator and I12MODE mode iterator.
4328 (<code><mode>3): Macroize insn from {smax,smin,umax,umin}{v8qi,v4hi}3
4329 using any_maxmin code iterator and VEC12 mode iterator.
4331 2012-10-12 Marc Glisse <marc.glisse@inria.fr>
4333 * optabs.c (vector_compare_rtx): Change prototype.
4334 (expand_vec_cond_expr): Handle VEC_COND_EXPR whose first operand
4335 is not a comparison.
4336 * gimplify.c (gimplify_expr): Handle VEC_COND_EXPR.
4338 2012-10-12 Richard Biener <rguenther@suse.de>
4340 PR tree-optimization/54894
4341 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
4342 Handle over-aligned scalar types properly.
4344 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
4347 * config/sh/sh.c (bdesc): Remove thread pointer built-ins.
4348 * config/sh/sh.md (get_thread_pointer, set_thread_pointer): Append mode
4351 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
4354 * config/sh/sh.md (negsi_cond, negdi_cond, stack_protect_test): Remove
4355 get_t_reg_rtx when invoking gen_branch_true or gen_branch_false.
4356 (*zero_extend<mode>si2_compact): Convert to insn_and_split. Convert
4357 zero extensions of T bit stores to reg moves in splitter. Remove
4358 obsolete unnamed peephole2 that caught zero extensions after negc T bit
4360 (*branch_true_eq, *branch_false_ne): Delete.
4361 (branch_true, branch_false): Convert insn to expander. Move actual
4363 (*cbranch_t): ...this new insn_and_split. Try to find preceding
4364 redundant T bit stores and tests and combine them with the conditional
4365 branch if possible in the splitter.
4366 (movrt_xor, *movt_movrt): New insn_and_split.
4367 * config/sh/predicates.md (cbranch_treg_value): New predicate.
4368 * config/sh/sh-protos.h (sh_eval_treg_value): Forward declare...
4369 * config/sh/sh.c (sh_eval_treg_value): ...this new function.
4370 (expand_cbranchsi4, expand_cbranchdi4): Remove get_t_reg_rtx
4371 when invoking gen_branch_true or gen_branch_false.
4373 2012-10-11 Uros Bizjak <ubizjak@gmail.com>
4375 * config/alpha/alpha.md (IMODE): New mode iterator.
4378 (modesuffix): Handle QI and HI modes.
4379 (zero_extendqi<mode>2): Macroize insn from zero_extendqi{hi,si,di}2
4380 using I248MODE mode iterator.
4381 (zero_extendhi<mode>2): Macroize insn from zero_extendhi{si,di}2
4382 using I48MODE mode iterator.
4383 (andnot<mode>3): Macroize insn from andnot{si,di}3 using
4384 I48MODE mode iterator.
4385 (ins<modesuffix>l_const): Macroize insn from ins{b,w,l}l_const
4386 using I248MODE mode iterator.
4387 (ins<modesuffix>l): Macroize insn from ins{b,w,l}l
4388 using I248MODE mode iterator.
4389 (*mov<mode>cc_internal): Macroize insn from
4390 *mov{qi,hi,si,di}cc_internal using IMODE mode iterator.
4391 (*mov<mode>cc_lbc): Macroize insn from
4392 *mov{qi,hi,si,di}cc_lbc using IMODE mode iterator.
4393 (*mov<mode>cc_lbs): Macroize insn from
4394 *mov{qi,hi,si,di}cc_lbs using IMODE mode iterator.
4395 (mov<mode>cc): Macroize expander from mov{si,di}cc
4396 using I48MODE mode iterator.
4398 2012-10-11 Steven Bosscher <steven@gcc.gnu.org>
4400 * ira-build.c (ira_loop_tree_body_rev_postorder): New function.
4401 (ira_traverse_loop_tree): Traverse a loop's basic blocks in
4402 reverse post-order of the reversed control-flow direction.
4403 * ira-conflicts.c (ira_build_conflicts): Pass add_copies as
4404 the pre-order function to ira_traverse_loop_tree to preserve
4405 the existing semantics.
4407 * ira-lives.c (remove_some_program_points_and_update_live_ranges):
4408 Squeeze out live range chain elements if their program points are
4411 2012-10-11 Jakub Jelinek <jakub@redhat.com>
4413 * tree.def (REDUC_PLUS_EXPR): Fix up comment.
4415 * fold-const.c (fold_unary_loc): Handle REDUC_MIN_EXPR,
4416 REDUC_MAX_EXPR and REDUC_PLUS_EXPR.
4418 2012-10-11 James Lemke <jwlemke@codesourcery.com>
4420 * config/rs6000/predicates.md (zero_fp_constant): Fix comment.
4421 * config/rs6000/rs6000.md (return_pred): Fix null return.
4422 * config/rs6000/rs6000.c (rs6000_emit_set_const): Fix indentation.
4423 (print_operand): Make FALLTHRU obvious.
4424 (output_cbranch): Correct comment.
4426 2012-10-11 Uros Bizjak <ubizjak@gmail.com>
4428 * config/alpha/alpha.md (DWI): New mode attribute.
4429 (*sadd<modesuffix>): Macroize insn from *saddl and *saddq using
4430 I48MODE mode iterator.
4431 (addv<mode>3): Macroize insn from addvsi3 and addvdi3 using
4432 I48MODE mode iterator.
4433 (neg<mode>2): Macroize insn from negsi2 and negdi2 using
4434 I48MODE mode iterator.
4435 (negv<mode>2): Macroize insn from negvsi2 and negvdi2 using
4436 I48MODE mode iterator.
4437 (sub<mode>3): Macroize insn from subsi3 and subdi3 using
4438 I48MODE mode iterator.
4439 (*ssub<modesuffix>): Macroize insn from *ssubl and *ssubq using
4440 I48MODE mode iterator.
4441 (subv<mode>3): Macroize insn from subvsi3 and subvdi3 using
4442 I48MODE mode iterator.
4443 (mul<mode>3): Macroize insn from mulsi3 and muldi3 using
4444 I48MODE mode iterator.
4445 (mulv<mode>3): Macroize insn from mulvsi3 and mulvdi3 using
4446 I48MODE mode iterator.
4447 (*iornot<mode>3): Macroize insn from *iornotsi3 and *iornotdi3 using
4448 I48MODE mode iterator.
4449 (*xornot<mode>3): Macroize insn from *xornotsi3 and *xornotdi3 using
4450 I48MODE mode iterator.
4452 2012-10-11 Jason Merrill <jason@redhat.com>
4454 * configure.ac (gcc_cv_as_aix_ref): Fix typo.
4455 * configure: Regenerate.
4457 2012-10-11 Chung-Lin Tang <cltang@codesourcery.com>
4459 * builtins.c (expand_builtin_thread_pointer): New.
4460 (expand_builtin_set_thread_pointer): New.
4461 (expand_builtin): Add BUILT_IN_THREAD_POINTER,
4462 BUILT_IN_SET_THREAD_POINTER expand cases.
4463 * builtins.def (BUILT_IN_THREAD_POINTER):
4464 New __builtin_thread_pointer builtin.
4465 (BUILT_IN_SET_THREAD_POINTER):
4466 New __builtin_set_thread_pointer builtin.
4467 * optabs.def (get_thread_pointer,set_thread_pointer):
4469 * doc/md.texi (Standard Names): Document get_thread_pointer and
4470 set_thread_pointer patterns.
4471 * config/alpha/alpha.md (get_thread_pointerdi): Rename from load_tp.
4472 (set_thread_pointerdi): Rename from set_tp.
4473 * config/alpha/alpha.c (alpha_legitimize_address_1): Change
4474 gen_load_tp calls to gen_get_thread_pointerdi.
4475 (alpha_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
4476 ALPHA_BUILTIN_SET_THREAD_POINTER.
4477 (code_for_builtin): Remove CODE_FOR_load_tp, CODE_FOR_set_tp.
4478 (alpha_init_builtins): Remove __builtin_thread_pointer,
4479 __builtin_set_thread_pointer machine-specific builtins.
4480 (alpha_expand_builtin_thread_pointer): Add hook function for
4481 TARGET_EXPAND_BUILTIN_THREAD_POINTER.
4482 (alpha_expand_builtin_set_thread_pointer): Add hook function for
4483 TARGET_EXPAND_BUILTIN_SET_THREAD_POINTER.
4484 (alpha_fold_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
4485 ALPHA_BUILTIN_SET_THREAD_POINTER cases.
4486 * config/arm/arm.md (get_thread_pointersi): New pattern.
4487 * config/arm/arm-protos.h (arm_load_tp): Add extern declaration.
4488 * config/arm/arm.c (arm_load_tp): Remove static.
4489 (arm_builtins): Remove ARM_BUILTIN_THREAD_POINTER.
4490 (arm_init_tls_builtins): Remove function.
4491 (arm_init_builtins): Remove call to arm_init_tls_builtins().
4492 (arm_expand_builtin): Remove ARM_BUILTIN_THREAD_POINTER case.
4493 * config/mips/mips.md (get_thread_pointer<mode>): New pattern.
4494 * config/mips/mips-protos.h (mips_expand_thread_pointer):
4495 Add extern declaration.
4496 * config/mips/mips.c (mips_expand_thread_pointer):
4497 Renamed from mips_get_tp.
4498 (mips_get_tp): New stub calling mips_expand_thread_pointer.
4499 * config/s390/s390.c (s390_builtin,code_for_builtin_64,
4500 code_for_builtin_31,s390_init_builtins,s390_expand_builtin): Remove.
4501 * config/s390/s390.md (get_tp_64,get_tp_31,set_tp_64,set_tp_31):
4503 (get_thread_pointer<mode>,set_thread_pointer<mode>):
4504 New, adapted from removed patterns.
4505 * config/xtensa/xtensa.md (get_thread_pointersi):
4506 Renamed from load_tp.
4507 (set_thread_pointersi): Renamed from set_tp.
4508 * config/xtensa/xtensa.c (xtensa_legitimize_tls_address):
4509 Change gen_load_tp calls to gen_get_thread_pointersi.
4510 (xtensa_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER and
4511 XTENSA_BUILTIN_SET_THREAD_POINTER.
4512 (xtensa_init_builtins): Remove __builtin_thread_pointer,
4513 __builtin_set_thread_pointer machine-specific builtins.
4514 (xtensa_fold_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
4515 XTENSA_BUILTIN_SET_THREAD_POINTER cases.
4516 (xtensa_expand_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
4517 XTENSA_BUILTIN_SET_THREAD_POINTER cases.
4519 2012-10-11 Marc Glisse <marc.glisse@inria.fr>
4521 * doc/extend.texi (Vector Extensions): C++ improvements.
4522 * doc/generic.texi (LSHIFT_EXPR, RSHIFT_EXPR): Mixed vector-scalar.
4523 (LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR, NE_EXPR): Specify
4525 (VEC_COND_EXPR): Document it.
4527 2012-10-11 Terry Guo <terry.guo@arm.com>
4529 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
4531 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
4534 2012-10-11 Hans-Peter Nilsson <hp@bitrange.com>
4537 * configure.ac (out-of-tree linker .hidden support) Set to "no"
4538 for mmix-knuth-mmixware.
4539 * configure: Regenerate.
4541 * configure.ac (gcc_cv_as_comdat_group_group): Default to no.
4542 * configure: Regenerate.
4544 * acinclude.m4 (_gcc_COMPUTE_GAS_VERSION): Allow a single
4545 character to quote the VERSION= contents. Sanity-check contents.
4546 * configure.ac ("what linker to use" ld version extraction): Ditto.
4547 * configure: Regenerate.
4549 2012-10-10 Segher Boessenkool <segher@kernel.crashing.org>
4551 * config/rs6000/rs6000.h (PRINT_OPERAND_PUNCT_VALID_P): Delete '.'.
4553 2012-10-10 Jakub Jelinek <jakub@redhat.com>
4555 PR tree-optimization/54877
4556 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
4557 use make_ssa_name instead of copy_ssa_name.
4559 2012-10-10 Richard Biener <rguenther@suse.de>
4561 * lto-streamer-in.c (lto_input_location_bitpack): Rename to ...
4562 (lto_input_location): ... this. Kill original.
4563 (input_eh_region): Adjust.
4564 (input_struct_function_base): Likewise.
4565 (lto_read_tree): Likewise.
4566 * lto-streamer-out.c (lto_output_location_bitpack): Rename to ...
4567 (lto_output_location): ... this. Kill original.
4568 (lto_write_tree): Adjust.
4569 (output_eh_region): Likewise.
4570 (output_struct_function_base): Likewise.
4571 * lto-streamer.c (lto_streamer_hooks_init): Initialize location hooks.
4572 * lto-streamer.h (lto_input_location): Adjust prototype.
4573 (lto_output_location): Likewise.
4574 * streamer-hooks.h (struct streamer_hooks): Adjust prototype
4575 of input_location and output_location hooks.
4576 (stream_input_location): New define.
4577 (stream_output_location): Likewise.
4578 * tree-streamer-in.c (unpack_ts_block_value_fields): Adjust.
4579 (unpack_value_fields): Likewise.
4580 (streamer_read_tree_bitfields): Likewise.
4581 (lto_input_ts_decl_minimal_tree_pointers): Likewise.
4582 (lto_input_ts_exp_tree_pointers): Likewise.
4583 (lto_input_ts_block_tree_pointers): Likewise.
4584 * tree-streamer-out.c (pack_ts_block_value_fields): Adjust.
4585 (streamer_pack_tree_bitfields): Likewise.
4586 (write_ts_decl_minimal_tree_pointers): Likewise.
4587 (write_ts_exp_tree_pointers): Likewise.
4588 (write_ts_block_tree_pointers): Likewise.
4589 * gimple-streamer-in.c (input_phi): Adjust.
4590 (input_gimple_stmt): Likewise.
4591 * gimple-streamer-out.c (output_phi): Adjust.
4592 (output_gimple_stmt): Likewise.
4593 * tree-streamer.h (streamer_read_tree_bitfields): Adjust prototype.
4594 (streamer_pack_tree_bitfields): Likewise.
4596 2012-10-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4598 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Fix signed
4599 vs. unsigned warnings by using enum type for function code.
4600 (paired_expand_builtin): Likewise.
4601 (spe_expand_builtin): Likewise.
4603 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Change
4604 builtin mask, target flags masks type to HOST_WIDE_INT in
4605 preparation for growing the number of ISA switches from 31 to 63.
4607 * config/rs6000/rs6000.opt (rs6000_builtin_mask): Make mask type
4610 * config/rs6000/rs6000.c (struct builtin_description): Make
4611 builtin mask field HOST_WIDE_INT. Make target flags field
4612 HOST_WIDE_INT in preparation for growing the # of ISA switches.
4613 (struct rs6000_builtin_info_type): Likewise.
4614 (struct rs6000_ptt): Likewise.
4615 (rs6000_builtin_mask_calculate): Likewise.
4616 (rs6000_invalid_builtin): Likewise.
4617 (rs6000_builtin_decl): Likewise.
4618 (rs6000_common_init_builtins): Likewise.
4619 (rs6000_darwin_file_start): Likewise.
4620 (rs6000_final_prescan_insn): Likewise.
4621 (rs6000_inner_target_options): Likewise.
4622 (build_target_option_node): Likewise.
4623 (rs6000_function_specific_print): Likewise.
4624 (DEBUG_FMT_W): New format for printing HOST_WIDE_INT in hex.
4626 * config/rs6000/rs6000-protos.h (rs6000_builtin_mask_calculate):
4627 Make target flags, builtin masks arguments/return values
4628 HOST_WIDE_INT in preparation for growing the number of ISA from 31
4630 (rs6000_target_modify_macros): Likewise.
4631 (rs6000_target_modify_macros_ptr): Likewise.
4633 * config/rs6000/rs6000.c (DEBUG_FMT_ID): Move "-32s" to a separate
4634 define and change DEBUG_FMT_<x> to use it.
4635 (DEBUG_FMT_D): Likewise.
4636 (DEBUG_FMT_S): Likewise.
4637 (DEBUG_FMT_X): Delete, no longer used.
4638 (DEBUG_FMT_W): Likewise.
4639 (DEBUG_FMT_WX): New debug format for printing options in a
4641 (rs6000_debug_reg_global): If -mdebug=reg, print all of the
4642 options in target_flags and target_flags_explicit. Print the
4643 default options for -mcpu=<xxx>, -mtune=<xxx>, and the default
4644 options. Adjust printing out the builtin options.
4645 (rs6000_option_override_internal): Change printing the builtin
4646 options to use rs6000_print_builtin_options.
4647 (rs6000_function_specific_print): Change to use
4648 rs6000_print_isa_options to print ISA flags.
4649 (rs6000_print_options_internal): New function for expanded
4650 -mdebug=reg option printing to print both the ISA options, and the
4651 builtins that are enabled.
4652 (rs6000_print_isa_options): New function to print the ISA options.
4653 (rs6000_print_builtin_options): New function to print the builtin
4656 2012-10-10 Jakub Jelinek <jakub@redhat.com>
4659 * config/i386/bdver1.md (bdver1-mult): Remove.
4662 * combine.c (count_rtxs): Use RTX_BIN_ARITH resp. RTX_COMM_ARITH
4663 instead of '2' resp. 'c' for GET_RTX_CLASS comparisons.
4666 * simplify-rtx.c (simplify_truncation): Compare UINTVAL instead of
4667 INTVAL of second argument with precision resp. op_precision.
4669 2012-10-10 Dodji Seketeli <dodji@redhat.com>
4671 PR middle-end/54860 - Make sure attributes hash table is created
4672 * attribs.c (register_scoped_attributes): Ensure the attribute
4673 hash table is created.
4675 2012-10-10 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
4678 * config/i386/bdver1.md (bdver1_int): Automaton has been
4679 split to reduce state transitions.
4681 2012-10-10 Richard Biener <rguenther@suse.de>
4684 * ipa-prop.c (prune_expression_for_jf_1): New function.
4685 (prune_expression_for_jf): Clear EXPR_LOCATION for all
4686 sub-expressions as well.
4688 2012-10-10 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4690 * config.gcc: Enable zEC12 for with-arch and with-tune
4692 * common/config/s390/s390-common.c (processor_flags_table): Add
4694 * config/s390/2827.md: New file.
4695 * config/s390/s390-opts.h (enum processor_type): Add
4696 PROCESSOR_2827_ZEC12.
4697 * config/s390/s390.h (enum processor_flags): Add PF_ZEC12.
4698 (TARGET_CPU_ZEC12, TARGET_ZEC12): New macro definitions.
4699 * config/s390/s390.c (zEC12_cost): New definition.
4700 (s390_option_override): Set costs for zEC12.
4701 Set parameter defaults for zEC12.
4702 (legitimate_reload_fp_constant_p): Adjust comment.
4703 (preferred_la_operand_p): Adjust comment.
4704 (s390_expand_insv): Generate insv pattern without CC clobber for zEC12.
4705 (s390_adjust_priority): Add zEC12 check.
4706 (s390_issue_rate): Return 2 for zEC12.
4707 (s390_reorg): Enable code optimizations for zEC12.
4708 (s390_sched_reorder): Reorder insns according to OOO attributes.
4709 (s390_get_sched_attrmask): New function.
4710 (s390_sched_score): New function.
4711 (s390_sched_variable_issue): Update s390_sched_state.
4712 (s390_sched_init): Reset s390_sched_state.
4713 (s390_loop_unroll_adjust): Enable for zEC12.
4714 * config/s390/s390.opt: Add zEC12 processor type value.
4715 * config/s390/s390.md: Enable mnemonic attribute.
4716 (attr cpu, cpu_facility): Add zEC12.
4718 ("*insv<mode>_zEC12", "*insv<mode>_zEC12_noshift")
4719 ("*load_and_trap<mode>"): New insn definition.
4720 ("*cmp_and_trap_unsigned_int<mode>"): Add clt and clgt.
4722 2012-10-09 David S. Miller <davem@davemloft.net>
4724 * config/sparc/sparc.md (type attribute): Add new types 'visl'
4725 (VIS logical operation), 'vismv' (VIS move), and 'pdistn'. Rename
4726 'fgm_pdist' to 'pdist'.
4727 (*movsi_insn): Use vismv and visl.
4728 (*movdi_insn_sp64): Likewise.
4729 (*movsf_insn): Likewise.
4730 (*movdf_insn_sp64): Likewise.
4731 (*mov<VM32:mode>_insn): Likewise, use 'fsrc2s' instead of 'fsrc1s'.
4732 (*mov<VM64:mode>_insn_sp64): Likewise, use 'fsrc2s'
4733 instead of 'fsrc1s'.
4734 (*mov<VM64:mode>_insn_sp32): Likewise, use 'fsrc2s'
4735 instead of 'fsrc1s'.
4736 (VIS logical instructions): Mark as visl.
4737 (pdist_vis): Use 'pdist'.
4738 (pditsn<mode>_vis): Use 'pdistn'.
4739 * config/sparc/ultra1_2.md: Adjust for new VIS attribute types.
4740 * config/sparc/ultra3.md: Likewise.
4741 * config/sparc/niagara.md: Likewise.
4742 * config/sparc/niagara2.md: Likewise.
4743 * config/sparc/niagara4.md: Add cpu units "n4_slot2" and
4744 "n4_load_store" for special store scheduling. Use them in load
4745 and store reservations. Integer divide and multiply can only
4746 issue in slot-1. Represent 1-cycle VIS moves and 3-cycle VIS
4749 2012-10-10 Dehao Chen <dehao@google.com>
4751 * tree-eh.c (lower_try_finally_onedest): Set correct location for
4753 * gimplify.c (gimplify_expr): Set correct location for TRY stmt.
4755 2012-10-10 Oleg Endo <olegendo@gcc.gnu.org>
4758 * config/sh/sh.md (extv, extzv): Check that operands[3] is zero,
4759 regardless of the endianness.
4761 2012-10-09 Lawrence Crowl <crowl@google.com>
4763 * Makefile.in (fold-const.o): Add depencence on hash-table.h.
4766 * fold-const.c (fold_checksum_tree): Change to new
4767 type-safe hash table.
4768 * (print_fold_checksum): Likewise.
4769 * cfg.c (var bb_original): Likewise.
4770 * (var bb_copy): Likewise.
4771 * (var loop_copy): Likewise.
4772 * hash-table.h (template hash_table): Constify parameters for find...
4773 and remove_elt... member functions.
4774 (hash_table::empty) Correct size expression.
4775 (hash_table::clear_slot) Correct deleted entry assignment.
4776 * dse.c (var rtx_group_table): Change to new type-safe hash table.
4778 2012-10-09 Steven Bosscher <steven@gcc.gnu.org>
4780 * basic-block. (profile_record): New struct, moved from passes.c.
4781 * cfghooks.h (struct cfg_hooks) <account_profile_record>: New hook.
4782 (account_profile_record): New prototype.
4783 * cfghooks.c (account_profile_record): New function.
4784 * tree-cfg.c (gimple_account_profile_record): New function
4785 (gimple_cfg_hooks): Add it.
4786 * cfgrtl.c (rtl_account_profile_record): New function
4787 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Add it.
4788 * passes.c (check_profile_consistency): Simplify. Move IR-dependent
4789 code around using cfghooks machinery.
4791 2012-10-09 Oleg Endo <olegendo@gcc.gnu.org>
4794 * doc/extend.texi (Target Builtins): Add SH built-in section.
4795 Document __builtin_thread_pointer and __builtin_set_thread_pointer.
4797 2012-10-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4800 * tree-ssa-loop-prefetch.c (gather_memory_references_ref):
4801 Perform non constant step prefetching in inner loop, only
4802 when it is invariant in the entire loop nest.
4803 * tree-ssa-loop-prefetch.c (dump_mem_details): New function to dump
4804 base, step and delta values of memeory reference analysed for
4806 * tree-ssa-loop-prefetch.c (dump_mem_ref): Call dump_mem_details
4807 to print base, step and delta values of memory reference.
4808 * cfgloop.h (loop_outermost): New function that returns outermost
4809 loop for a given loop in a loop nest.
4811 2012-10-09 Richard Guenther <rguenther@suse.de>
4814 * cfgexpand.c (expand_debug_source_expr): Move checking
4815 code conditional on a found decl_debug_args vector.
4817 2012-10-09 Richard Guenther <rguenther@suse.de>
4819 * tree-streamer.c (streamer_tree_cache_get): Move ...
4820 * tree-streamer.h (streamer_tree_cache_get): ... here as inline.
4822 2012-10-09 Jan Hubicka <jh@suse.cz>
4824 * loop-unroll.c (unroll_loop_constant_iterations): Add
4825 update of loop->nb_iterations_upper_bound I missed in my previous
4826 commit; use TRUNC_DIV_EXPR instead of FLOOR_DIV_EXPR to divide
4828 (decide_unroll_runtime_iterations): Avoid overflow.
4829 (unroll_loop_runtime_iterations): Use TRUNC_DIV_EXPR instead of
4830 FLOOR_DIV_EXPR to update iteration bounds.
4831 (decide_peel_simple): Avoid integer overflow when deciding
4832 on number of peelings.
4833 (decide_unroll_stupid): Likewise.
4835 2012-10-09 Tobias Burnus <burnus@net-b.de>
4837 * lto-cgraph.c (input_node_opt_summary): Remove unused code.
4838 * lto-opts.c (append_to_collect_gcc_options): Fix condition.
4839 * lto-symtab.c (lto_cgraph_replace_node): Don't xstrdup string
4840 which is passed to fprintf.
4842 2012-10-09 Paolo Carlini <paolo.carlini@oracle.com>
4845 * tree.h: Add EXPR_LOC_OR_LOC.
4847 2012-10-09 Nick Clifton <nickc@redhat.com>
4849 PR rtl-optimization/54739
4850 * config/mcore/mcore.md: (anddi3, iordi3, xordi3): Delete patterns.
4853 * config/mcore/mcore.c (mcore_output_movedouble): Fix typo.
4855 2012-10-09 Marc Glisse <marc.glisse@inria.fr>
4858 * fold-const.c (fold_binary_loc): Use build_zero_cst instead of
4859 build_int_cst for a potential vector.
4861 2012-10-08 Uros Bizjak <ubizjak@gmail.com>
4863 * config/i386/atom.md (atom_sse_4): Merge atom_sse_attr attibutes.
4864 (atom_sse_5): Ditto.
4866 2012-10-08 Marc Glisse <marc.glisse@inria.fr>
4869 * config/i386/i386.md (type attribute): Add sseadd1.
4870 (unit attribute): Add support for sseadd1.
4871 (memory attribute): Likewise.
4872 * config/i386/athlon.md: Likewise.
4873 * config/i386/core2.md: Likewise.
4874 * config/i386/atom.md: Likewise.
4875 * config/i386/ppro.md: Likewise.
4876 * config/i386/bdver1.md: Likewise.
4877 * config/i386/sse.md (sse3_h<plusminus_insn>v2df3): Split into...
4878 (sse3_haddv2df3): ... expander.
4879 (*sse3_haddv2df3): ... define_insn. Accept permuted operands.
4880 (sse3_hsubv2df3): ... define_insn.
4881 (*sse3_haddv2df3_low): New define_insn.
4882 (*sse3_hsubv2df3_low): New define_insn.
4884 2012-10-08 Jan Hubicka <jh@suse.cz>
4886 * loop-unswitch.c (unswitch_single_loop): Use
4887 estimated_loop_iterations_int to prevent unswitching when loop
4888 is known to not roll.
4889 * tree-ssa-loop-niter.c (estimated_loop_iterations): Do not segfault
4890 when SCEV is not initialized.
4891 (max_loop_iterations): Likewise.
4892 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Use
4893 estimated_loop_iterations_int to prevent unswithcing when
4894 loop is known to not roll.
4895 * tree-scalar-evolution.c (scev_initialized_p): New function.
4896 * tree-scalar-evolution.h (scev_initialized_p): Likewise.
4897 * loop-unroll.c (decide_peel_once_rolling): Use
4898 max_loop_iterations_int.
4899 (unroll_loop_constant_iterations): Update
4900 nb_iterations_upper_bound and nb_iterations_estimate.
4901 (decide_unroll_runtime_iterations): Use
4902 estimated_loop_iterations or max_loop_iterations;
4903 (unroll_loop_runtime_iterations): fix profile updating.
4904 (decide_peel_simple): Use estimated_loop_iterations
4905 and max_loop_iterations.
4906 (decide_unroll_stupid): Use estimated_loop_iterations
4907 ad max_loop_iterations.
4908 * loop-doloop.c (doloop_modify): Use max_loop_iterations_int.
4909 (doloop_optimize): Likewise.
4910 * loop-iv.c (iv_number_of_iterations): Use record_niter_bound.
4911 (find_simple_exit): Likewise.
4912 * cfgloop.h (struct niter_desc): Remove niter_max.
4914 2012-10-08 Marek Polacek <polacek@redhat.com>
4917 * var-tracking.c (vt_add_function_parameter): Use condition instead
4920 2012-10-08 Dehao Chen <dehao@google.com>
4922 * predict.c (predict_loops): Predict for short-circuit conditions.
4923 (predict_extra_loop_exits): New Function.
4925 2012-10-08 Steven Bosscher <steven@gcc.gnu.org>
4927 * bitmap.h (bitmap_and_into): Update prototype.
4928 * bitmap.c (bitmap_and_into): Return true if the target bitmap
4929 changed, false otherwise.
4931 * df.h (df_dump_insn_problem_function): New function type.
4932 (struct df_problem): Add two functions, to dump just before and
4934 (DF_RD_PRUNE_DEAD_DEFS): New changable flag.
4935 (df_dump_insn_top, df_dump_insn_bottom): New prototypes.
4936 * df-core (df_dump_region): Use dump_bb.
4937 (df_dump_bb_problem_data): New function.
4938 (df_dump_top, df_dump_bottom): Rewrite using df_dump_bb_problem_data.
4939 (df_dump_insn_problem_data): New function.
4940 (df_dump_insn_top, df_dump_insn_bottom): New functions.
4941 * df-scan.c (problem_SCAN): Add NULL fields for new members.
4942 * df-problems.c (df_rd_local_compute): Ignore hard registers if
4943 DF_NO_HARD_REGS is in effect.
4944 (df_rd_transfer_function): If DF_RD_PRUNE_DEAD_DEFS is in effect,
4945 prune reaching defs using the LR problem.
4946 (df_rd_start_dump): Fix dumping of DEFs map.
4947 (df_rd_dump_defs_set): New function.
4948 (df_rd_top_dump, df_rd_bottom_dump): Use it.
4949 (problem_RD): Add NULL fields for new members.
4950 (problem_LR, problem_LIVE): Likewise.
4951 (df_chain_bb_dump): New function.
4952 (df_chain_top_dump): Dump only for artificial DEFs and USEs,
4953 using df_chain_bb_dump.
4954 (df_chain_bottom_dump): Likewise.
4955 (df_chain_insn_top_dump, df_chain_insn_bottom_dump): New functions.
4956 (problem_CHAIN): Add them as new members.
4957 (problem_WORD_LR, problem_NOTE): Add NULL fields for new members.
4958 (problem_MD): Likewise.
4959 * cfgrtl.c (rtl_dump_bb): Use df_dump_insn_top and df_dump_insn_bottom.
4960 (print_rtl_with_bb): Likewise.
4962 * dce.c (init_dce): Use DF_RD_PRUNE_DEAD_DEFS.
4963 * loop-invariant.c (find_defs): Likewise.
4964 * loop-iv.c (iv_analysis_loop_init): Likewise.
4965 * ree.c (find_and_remove_re): Likewise.
4966 * web.c (web_main): Likewise.
4968 2012-10-08 Jason Merrill <jason@redhat.com>
4970 * config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
4971 ASM_WEAKEN_DECL with #if RS6000_WEAK.
4973 2012-10-08 Richard Guenther <rguenther@suse.de>
4975 PR tree-optimization/54825
4976 * tree-ssa-sccvn.c (vn_nary_length_from_stmt): Handle BIT_FIELD_REF.
4977 (init_vn_nary_op_from_stmt): Likewise.
4978 * tree-ssa-pre.c (compute_avail): Use vn_nary_op_lookup_stmt.
4979 * tree-ssa-sccvn.h (sizeof_vn_nary_op): Avoid overflow.
4981 2012-10-08 Richard Guenther <rguenther@suse.de>
4983 * tree-ssa-pre.c (postorder_num): New global.
4984 (compute_antic): Initialize all blocks and adjust for
4986 (my_rev_post_order_compute): Remove.
4987 (init_pre): Use inverted_post_order_compute.
4989 2012-10-08 Bernd Schmidt <bernds@codesourcery.com>
4991 * sched-int.h (schedule_block): Adjust declaration.
4992 * sched-rgn.c (bb_state_array, bb_state): New static variables.
4993 (sched_rgn_init): Initialize them.
4994 (sched_rgn_free): Free them.
4995 (schedule_region): Save scheduling state for future blocks, and
4996 pass such state to schedule_block.
4997 * params.def (PARAM_SCHED_STATE_EDGE_PROB_CUTOFF): New.
4998 * doc/invoke.texi (--param): Document it.
4999 * haifa-sched.c (schedule_block): New arg init_state. Use it to
5000 initialize state if nonnull. All callers changed.
5001 Call advance_one_cycle after scheduling.
5003 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
5006 * doc/invoke.texi (AVR Options): Remove -mshort-calls.
5007 * config/avr/avr.opt (-mshort-calls): Remove option.
5008 * config/avr/avr.h (AVR_HAVE_JMP_CALL): Don't depend on
5011 2012-10-08 Oleg Endo <olegendo@gcc.gnu.org>
5014 * config/sh/sh.md (one_cmplsi2): Make insn_and_split. Add manual
5015 combine matching for an insn sequence where a ge:SI pattern
5018 2012-10-08 Dodji Seketeli <dodji@redhat.com>
5020 PR c++/53528 C++11 attribute support
5021 * plugin.h (register_scoped_attributes): Declare new function.
5022 * tree.h (enu attribute_flags::ATTR_FLAG_CXX_11): New flag.
5023 (lookup_scoped_attribute_spec, cxx_11_attribute_p)
5024 (get_attribute_name, get_attribute_namespace): Declare new functions.
5025 (struct attribute_spec): Remove const qualifier from the members.
5026 * tree.c (comp_type_attributes, private_lookup_attribute)
5027 (lookup_ident_attribute, remove_attribute, merge_attribute)
5028 (attribute_hash_list, attribute_list_contained): Use
5030 * attribs.c (decl_attributes): Don't crash on error_mark_node.
5031 Forbid c++11 attributes appertaining to type-specifiers.
5032 (attribute_hash): Remove global variable.
5033 (attributes_table): New global variable.
5034 (find_attribute_namespace, register_scoped_attribute): New static
5036 (register_scoped_attributes, lookup_scoped_attribute_spec)
5037 (cxx11_attribute_p, get_attribute_name, get_attribute_namespace):
5038 New public functions.
5039 (init_attributes): Register all the GNU attributes into the "gnu"
5041 (register_attribute): Use register_scoped_attribute to register
5042 the attribute into the "gnu" namespace.
5043 (lookup_attribute_spec): Use lookup_scoped_attribute_spec to
5044 lookup the attribute in the "gnu" namespace.
5045 (decl_attributes): Use new get_attribute_namespace and
5046 lookup_scoped_attribute_spec to consider attribute namespaces when
5047 looking up attributes. When operating in c++-11 mode, pass flag
5048 ATTR_FLAG_CXX11 to the spec handler.
5050 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
5053 * config/avr/avr.md (*add<mode>3, add<mode>3, addpsi3): Make
5054 constraint alternative "r,0,r" slighly more expensive.
5055 (sub<mode>3, andqi3, andhi3, andpsi3, andsi3): Ditto.
5056 (iorqi3, iorhi3, iorpsi3, iorsi3): Ditto.
5057 (xorhi3, xorpsi3, xorsi3): Ditto.
5059 2012-10-08 Oleg Endo <olegendo@gcc.gnu.org>
5062 * config/sh/sh.md (*mov<mode>_gbr_load, *mov<mode>_gbr_store): New
5063 insns and accompanying unnamed splits.
5064 * config/sh/predicates.md (general_movsrc_operand,
5065 general_movdst_operand): Reject GBR addresses.
5066 * config/sh/sh-protos.h (sh_find_equiv_gbr_addr): New declaration.
5067 * config/sh/sh.c (sh_address_cost, sh_legitimate_address_p,
5068 sh_secondary_reload): Handle GBR addresses.
5069 (base_reg_disp): New class.
5070 (sh_find_base_reg_disp, sh_find_equiv_gbr_addr): New functions.
5072 2012-10-08 Hans-Peter Nilsson <hp@bitrange.com>
5074 * config/mmix/mmix.c (mmix_output_octa): Don't assume
5075 HOST_WIDEST_INT_PRINT_HEX starts with "0x". Instead use
5076 HOST_WIDE_INT_PRINT_HEX_PURE, falling back to
5077 HOST_WIDEST_INT_PRINT_UNSIGNED.
5079 2012-10-07 Richard Sandiford <rdsandiford@googlemail.com>
5081 * machmode.h (GET_MODE_UNIT_PRECISION): New macro.
5082 * simplify-rtx.c (simplify_truncation): New function,
5083 extracted from simplify_subreg and (in small part) from
5084 simplify_unary_operation_1.
5085 (simplify_unary_operation_1) <TRUNCATE>: Use it. Remove sign bit
5086 test for !TRULY_NOOP_TRUNCATION_MODES_P.
5087 (simplify_subreg): Use simplify_truncate for lowpart subregs
5088 where both the inner and outer modes are scalar integers.
5089 * config/mips/mips.c (mips_truncated_op_cost): New function.
5090 (mips_rtx_costs): Adjust test for BADDU.
5091 * config/mips/mips.md (*baddu_di<mode>): Push truncates to operands.
5093 2012-10-07 Jan Hubicka <jh@suse.cz>
5095 * ipa-inline-analysis.c (do_estimate_edge_time): Return actual
5096 time spent by the inlined sequence.
5097 (do_estimate_edge_growth): Rename to ...
5098 (do_estimate_edge_time): ... this one; return size of inlined sequence.
5099 * ipa-inline.h (do_estimate_edge_size): New.
5100 (do_estimate_edge_growth): Remove.
5101 (estimate_edge_size): New function.
5102 (estimate_edge_growth): Use it.
5104 2012-10-07 Jan Hubicka <jh@suse.cz>
5106 * lto-cgraph.c (lto_symtab_encoder_new): New parameter FOR_INPUT.
5107 (lto_symtab_encoder_delete): Update.
5108 (lto_symtab_encoder_encode): Update.
5109 (compute_ltrans_boundary): Update.
5110 (input_symtab): Update.
5111 * lto-streamer.h (lto_symtab_encoder_new): Update.
5113 2012-10-07 Richard Sandiford <rdsandiford@googlemail.com>
5115 * config/mips/mips-protos.h (mips_split_type): New enum.
5116 (mips_split_64bit_move_p, mips_split_doubleword_move): Delete.
5117 (mips_split_move_p, mips_split_move, mips_split_move_insn_p)
5118 (mips_split_move_insn): Declare.
5119 * config/mips/mips.c (mips_tuning_info): New variable.
5120 (mips_load_store_insns): Use mips_split_move_insn_p instead of
5121 mips_split_64bit_move_p.
5122 (mips_emit_move_or_split, mips_mult_move_p): New functions.
5123 (mips_split_64bit_move_p): Rename to...
5124 (mips_split_move_p): ...this and take a mips_split_type argument.
5125 Generalize to all moves. Call mips_mult_move_p.
5126 (mips_split_doubleword_move): Rename to...
5127 (mips_split_move): ...this and take a mips_split_type argument.
5128 Assert that mips_split_move_p holds.
5129 (mips_insn_split_type, mips_split_move_insn_p, mips_split_move_insn):
5131 (mips_output_move): Use mips_split_move_p instead of
5132 mips_split_64bit_move_p. Handle MULT $0, $0 moves.
5133 (mips_save_reg): Use mips_emit_move_or_split.
5134 (mips_sim_reset): Assign to curr_state. Call targetm.sched.init
5136 (mips_sim_init): Call targetm.sched.init_dfa_pre_cycle_insn and
5137 targetm.sched.init_dfa_post_cycle_insn, if defined.
5138 (mips_sim_next_cycle): Assign to curr_state. Use advance_state
5139 instead of state_transition.
5140 (mips_sim_issue_insn): Assign to curr_state. Use
5141 targetm.sched.variable_issue to see how many more insns can be issued.
5142 (mips_seq_time, mips_mult_zero_zero_cost)
5143 (mips_set_fast_mult_zero_zero_p, mips_set_tuning_info)
5144 (mips_expand_to_rtl_hook): New functions.
5145 (TARGET_EXPAND_TO_RTL_HOOK): Define.
5146 * config/mips/mips.md (move_type): Add imul.
5147 (type): Map imul move_types to imul.
5148 (*movdi_32bit, *movti): Add imul alternatives.
5149 Use mips_split_move_insn_p and mips_split_move_insn instead of
5150 mips_split_64bit_move_p and mips_split_doubleword_move in move
5153 2012-10-06 Segher Boessenkool <segher@kernel.crashing.org>
5155 * config/rs6000/rs6000.c (print_operand) ['A']: Delete.
5157 2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
5160 * ginclude/stdint-wrap.h: In C++11 if __STDC_HOSTED__ define
5161 __STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS.
5162 * ginclude/stdint-gcc.h: In C++11 unconditionally define
5163 limit and constant macros.
5165 2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
5168 * ginclude/stddef.h: In C++11 mode declare nullptr_t in the global
5171 2012-10-06 Jan Hubicka <jh@suse.cz>
5175 * lto-streamer-out.c (produce_symtab): Cleanup; drop v1 API hack.
5177 2012-10-06 Dehao Chen <dehao@google.com>
5180 * gimple-low.c (lower_stmt): Set the block for call args.
5182 2012-10-06 Jan Hubicka <jh@suse.cz>
5184 * doc/invoke.texi (-fprofile-report): Document.
5185 * common.opt (-fprofile-report): New option.
5186 * toplev.c (finalize): Call dump_profile_report.
5187 * toplev.h (profile_report): Declare.
5188 * passes.c (profile_record): New static var.
5189 (check_profile_consistency): New function.
5190 (dump_profile_record): New function.
5191 (execute_one_ipa_transform_pass): Call check_profile_consistency.
5192 (execute_one_pass): Likewise.
5194 2012-10-06 Jan Hubicka <jh@suse.cz>
5197 * lto-streamer.h (lto_symtab_register_decl, lto_symtab_get_resolution,
5198 lto_mark_nothrow_fndecl, lto_fixup_nothrow_decls): Remove.
5199 * lto-symtab.c (lto_symtab_register_decl): Remove.
5201 2012-10-06 Andreas Schwab <schwab@linux-m68k.org>
5203 PR rtl-optimization/54739
5204 * config/m68k/m68k.md (anddi3, iordi3, xordi3, one_cmpldi2): Remove.
5206 2012-10-06 Oleg Endo <olegendo@gcc.gnu.org>
5209 * config/sh/sh.md (define_constants): Add UNSPECV_GBR.
5210 (get_thread_pointer, set_thread_pointer): New expanders.
5211 (load_gbr): Rename to store_gbr. Remove GBR_REG use.
5212 (store_gbr): New insn.
5213 * config/sh/sh.c (prepare_move_operands): Use gen_store_gbr instead of
5214 gen_load_gbr in TLS_MODEL_LOCAL_EXEC case.
5215 (sh1_builtin_p): New function.
5216 (signature_args): Add SH_BLTIN_VP.
5217 (bdesc): Add __builtin_thread_pointer and __builtin_set_thread_pointer.
5219 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5221 PR rtl-optimization/54739
5222 * config/pa/pa.md: Remove DImode and, not and, ior and xor patterns
5223 for 32-bit targets. Adjust expanders.
5225 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
5227 2012-10-05 Oleg Endo <olegendo@gcc.gnu.org>
5229 * config/sh/sh.c (builtin_description): Add is_enabled member.
5230 (shmedia_builtin_p): New function.
5231 (bdesc): Use shmedia_builtin_p for existing built-ins.
5232 (sh_media_init_builtins, sh_init_builtins): Merge into single function
5233 sh_init_builtins. Add is_enabled checking. Move variable declarations
5234 to where they are actually used.
5235 (sh_media_builtin_decl, sh_builtin_decl): Merge into single function
5236 sh_builtin_decl. Add is_enabled checking.
5237 (sh_expand_builtin): Move variable declarations to where they are
5240 2012-10-05 Jakub Jelinek <jakub@redhat.com>
5242 * tree-inline.c (expand_call_inline): Move VAR_DECLs with
5243 PARM_DECL origins from remapped DECL_INITIAL's BLOCK_VARS
5244 into id->block's BLOCK_VARS.
5247 * ipa-split.c (split_function): Add debug args and debug source
5248 and normal stmts for args_to_skip which are gimple regs.
5249 * tree-inline.c (copy_debug_stmt): When inlining, adjust source
5250 debug bind stmts to debug binds of corresponding DEBUG_EXPR_DECL.
5252 2012-10-05 Georg-Johann Lay <avr@gjlay.de>
5254 * config/avr/avr.md: Fix indentations of insn C snippets.
5256 2012-10-05 Richard Guenther <rguenther@suse.de>
5259 * tree-ssa-live.c (clear_unused_block_pointer_1): Look at
5260 DECL_DEBUG_EXPR again.
5262 2012-10-05 Jan Hubicka <jh@suse.cz>
5263 Jakub Jelinek <jakub@redhat.com>
5265 PR tree-optimization/33763
5266 * tree-inline.c (expand_call_inline): Silently ignore always_inline
5267 attribute for redefined extern inline functions.
5269 2012-10-04 Jan Hubicka <jh@suse.cz>
5271 * tree-vectorizer.h (vect_estimate_min_profitable_iters): Remove.
5272 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Declare here.
5273 (vect_analyze_loop_operations): Use loop count estimate to rule out
5274 unprofitable vectorization.
5275 (vect_estimate_min_profitable_iters): Return
5276 ret_min_profitable_estimate.
5278 2012-10-05 Jakub Jelinek <jakub@redhat.com>
5280 PR tree-optimization/54810
5281 * tree-vrp.c (register_edge_assert_for_2): Handle
5282 NAME = (unsigned) NAME2; if (NAME cmp CST) for
5283 narrowing casts to unsigned integral type like
5284 NAME = NAME2 & CST2; if (NAME cmp CST) where CST2
5285 is the max value of the unsigned integral type.
5287 2012-10-04 Jeff Law <law@redhat.com>
5290 * config/h8300/h8300.c (h8300_rtx_costs): Fix typo in CONST_INT case.
5292 2012-10-04 Jason Merrill <jason@redhat.com>
5294 * config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
5295 ASM_WEAKEN_DECL with #if RS6000_WEAK.
5297 2012-10-04 Basile Starynkevitch <basile@starynkevitch.net>
5299 * gengtype.c (walk_type): Emit mark_hook when inside a
5300 struct of a union member.
5302 2012-10-04 Georg-Johann Lay <avr@gjlay.de>
5304 * config/avr/predicates.md (flash_operand): New predicate.
5305 * config/avr/avr.md (reload_in<mode>): Use it in operand 1 instead
5308 2012-10-04 Tobias Burnus <burnus@net-b.de>
5310 * gcc.c (record_temp_file, add_sysrooted_prefix, process_command,
5311 do_self_spec, compare_debug_dump_opt_spec_function): Plug memleaks.
5312 (do_spec_1): Ditto, fix out-of-bound access.
5313 * opts.c (common_handle_option): Plug memleak.
5315 2012-10-04 Jason Merrill <jason@redhat.com>
5317 * config/darwin.c (darwin_assemble_visibility): Treat
5318 VISIBILITY_INTERNAL as hidden.
5320 * config/darwin-c.c (find_subframework_file): Add missing const.
5321 (framework_construct_pathname): Likewise.
5323 2012-10-04 Florian Weimer <fweimer@redhat.com>
5325 * doc/cpp.texi (Pragmas): Document #pragma GCC warning, #pragma
5328 2012-10-04 Richard Guenther <rguenther@suse.de>
5331 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
5332 cleaning up the CFG.
5334 2012-10-04 Richard Guenther <rguenther@suse.de>
5337 * tree-streamer-out.c (write_ts_block_tree_pointers): For
5338 inlined functions outer scopes write the ultimate origin
5339 as BLOCK_ABSTRACT_ORIGIN and BLOCK_SOURCE_LOCATION.
5340 Do not stream the fragment chains.
5341 * tree-streamer-in.c (lto_input_ts_block_tree_pointers): Likewise.
5342 * dwarf2out.c (gen_subprogram_die): Handle NULL DECL_INITIAL.
5343 (dwarf2out_decl): Always output DECL_ABSTRACT function decls.
5345 2012-10-04 Arnaud Charlet <charlet@adacore.com>
5347 * dumpfile.h, dumpfile.c: Remove TDI_ada.
5349 2012-10-04 Yuri Rumyantsev <ysrumyan@gmail.com>
5351 * config/i386/i386.c (ix86_dep_by_shift_count_body) : Add
5352 check on reload_completed since it can be invoked before
5353 register allocation phase in pre-reload schedule.
5354 (ia32_multipass_dfa_lookahead) : Do not use dfa_lookahead for
5355 pre-reload schedule to save compile time.
5356 (ix86_sched_reorder) : Do not perform ready list reordering for
5357 pre-reload schedule to save compile time.
5358 (insn_is_function_arg) : New function. Returns true if lhs of insn is
5359 HW function argument register.
5360 (add_parameter_dependencies) : New function. Add output dependencies
5361 for chain of function adjacent arguments if only there is a move to
5362 likely spilled HW registers. Return first argument if at least one
5363 dependence was added or NULL otherwise.
5364 (avoid_func_arg_motion) : New function. Add output or anti dependency
5365 from insn to first_arg to restrict code motion.
5366 (add_dependee_for_func_arg) : New function. Avoid cross block motion of
5367 function argument through adding dependency from the first non-jump
5369 (ix86_dependencies_evaluation_hook) : New function. Hook for
5370 pre-reload schedule: avoid motion of function arguments passed in
5371 likely spilled HW registers.
5372 (ix86_adjust_priority) : New function. Hook for pre-reload schedule:
5373 set priority of moves from likely spilled HW registers to maximum to
5374 schedule them as soon as possible.
5375 (ix86_sched_init_global): Do not perform multipass scheduling for
5376 pre-reload schedule to save compile time.
5378 2012-10-04 Uros Bizjak <ubizjak@gmail.com>
5380 * configure.ac (noexception_flags): Add -fasynchronous-unwind-tables.
5381 * configure: Regenerate.
5383 2012-10-04 Kaz Kojima <kkojima@gcc.gnu.org>
5385 * config/sh/sh.c (sh_can_use_simple_return_p): Return false for
5386 SHmedia and SHcompact using call cookie.
5387 * config/sh/sh.md (epilogue): Emit non-inlined return insns for
5388 SHmedia and SHcompact using call cookie.
5390 2012-10-03 Oleg Endo <olegendo@gcc.gnu.org>
5393 * config/sh/sh.md (*mov_t_msb_neg): New insn and two accompanying
5394 unnamed split patterns.
5396 2012-10-03 Oleg Endo <olegendo@gcc.gnu.org>
5399 * config/sh/sh.c (parse_validate_atomic_model_option): Handle name
5400 strings in sh_atomic_model.
5401 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Move macro implementation
5403 * config/sh/sh-c.c (sh_cpu_cpp_builtins): ... this new function.
5404 Add __SH1__ and __SH2__ defines. Add __SH_ATOMIC_MODEL_*__ define.
5405 * config/sh/sh-protos.h (sh_atomic_model): Add name and cdef_name
5407 (sh_cpu_cpp_builtins): Declare new function.
5409 2012-10-03 Dehao Chen <dehao@google.com>
5412 * tree-cfg.c (move_block_to_fn): Update lexical block for phi_args.
5414 2012-10-03 Vladimir Makarov <vmakarov@redhat.com>
5416 * reginfo.c (max_regno_since_last_resize): New.
5417 (reg_preferred_class, reg_alternate_class): Add assert.
5418 (allocate_reg_info): Initialize allocated reg info.
5419 (resize_reg_info): Make bigger reg_info and initialize new memory.
5420 (reginfo_init): Initialize max_regno_since_last_resize.
5421 (setup_reg_classes): Change assert.
5423 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
5425 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
5426 in SSE and YMM state support check for -march=native.
5428 2012-10-03 Nick Clifton <nickc@redhat.com>
5430 * config/rx/rx.c (struct decl_chain): New local structure.
5431 (warned_decls): New local variable. Contains a stack of decls for
5432 which warnings have been issued.
5433 (add_warned_decl): Adds a decl to the stack.
5434 (already_warned): Returns true if a given decl is on the stack.
5435 (rx_set_current_function): Issue a warning if multiple fast
5436 interrupt handlers are defined.
5437 * config/rx/rx.opt (mwarn-multiple-fast-interrupts): New option.
5438 * doc/invoke.texi: Document the option.
5440 2012-10-03 Mark Kettenis <kettenis@openbsd.org>
5442 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
5443 default_use_cxa_atexit to yes.
5445 2012-10-03 Jakub Jelinek <jakub@redhat.com>
5447 PR rtl-optimization/54792
5448 * sched-deps.c (find_modifiable_mems): Scan also TAIL insn.
5450 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
5453 * doc/invoke.texi: Document -mprefer-avx128.
5455 2012-10-02 Andrew Pinski <apinski@cavium.com>
5457 * simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
5458 Don't optimize a truncate of a mem if it is a vector mode.
5460 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
5463 * Makefile.in (VALTRACK_H): Add hash-table.h.
5464 * valtrack.h: Include hash-table.h.
5465 (struct dead_debug_global_entry): New.
5466 (struct dead_debug_hash_descr): New.
5467 (struct dead_debug_global): New.
5468 (struct dead_debug): Rename to...
5469 (struct dead_debug_local): ... this. Adjust all uses.
5470 (dead_debug_global_init, dead_debug_global_finish): New.
5471 (dead_debug_init): Rename to...
5472 (dead_debug_local_init): ... this. Adjust all callers.
5473 (dead_debug_finish): Rename to...
5474 (dead_debug_local_finish): ... this. Adjust all callers.
5475 * valtrack.c (dead_debug_global_init): New.
5476 (dead_debug_init): Rename to...
5477 (dead_debug_local_init): ... this. Take global parameter.
5478 Save it and initialize used bitmap from it.
5479 (dead_debug_global_find, dead_debug_global_insert): New.
5480 (dead_debug_global_replace_temp): New.
5481 (dead_debug_promote_uses): New.
5482 (dead_debug_finish): Rename to...
5483 (dead_debug_local_finish): ... this. Promote remaining uses.
5484 (dead_debug_global_finish): New.
5485 (dead_debug_add): Try to replace global temps first.
5486 (dead_debug_insert_temp): Support global replacements.
5487 * dce.c (word_dce_process_block, dce_process_block): Add
5488 global_debug parameter. Pass it on.
5489 (fast_dce): Initialize, pass on and finalize global_debug.
5490 * df-problems.c (df_set_unused_notes_for_mw): Adjusted.
5491 (df_create_unused_notes, df_note_bb_compute): Likewise.
5492 (df_note_compute): Justify local-only dead debug analysis.
5494 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
5497 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
5500 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
5503 * var-tracking.c (vt_add_function_parameter): Bail if
5506 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
5509 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
5510 (XSTATE_FP): Likewise.
5511 (XSTATE_SSE): Likewise.
5512 (XSTATE_YMM): Likewise.
5513 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
5514 SSE and YMM states aren't supported.
5516 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
5518 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el): Merge into...
5519 (*baddu_si): ...this new pattern.
5521 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
5523 * ira-int.h (target_ira_int): Add x_ira_useful_class_mode_regs.
5524 (ira_useful_class_mode_regs): New macro.
5525 * ira.c (clarify_prohibited_class_mode_regs): Set up
5526 ira_useful_class_mode_regs.
5527 * ira-color.c (setup_profitable_hard_regs): Use it to initialise
5528 profitable_hard_regs.
5530 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
5532 * ira.h (target_ira): Add x_ira_class_singleton.
5533 (ira_class_singleton): New macro.
5534 * ira.c (setup_prohibited_class_mode_regs): Set up ira_class_singleton.
5535 * ira-build.c (update_conflict_hard_reg_costs): Use
5536 ira_class_singleton to check for classes with a single
5537 allocatable register.
5538 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Likewise.
5539 (single_reg_class): Likewise. When more than one class is specified,
5540 check whether they have the same singleton register.
5541 (process_single_reg_class_operands): Require single_reg_class
5542 to return NO_REGS or a class with a single allocatable register.
5543 Obtain that register from ira_class_singleton.
5545 2012-10-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5547 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5548 -mcpu=<xxx> is not specified and the compiler is not configured
5549 using --with-cpu=<xxx>, use the bits from the TARGET_DEFAULT to
5550 set the initial options.
5552 2012-10-02 Sharad Singhai <singhai@google.com>
5555 * tree-vect-stmts.c (vectorizable_operation): Add missing return.
5557 2012-10-02 David Edelsohn <dje.gcc@gmail.com>
5559 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
5560 set TARGET_ALTIVEC_VRSAVE for TARGET_ELF.
5561 (rs6000_stack_info): Only set vrsave_mask if TARGET_ALTIVEC_VRSAVE.
5563 2012-10-02 Jakub Jelinek <jakub@redhat.com>
5565 PR tree-optimization/54713
5566 * expr.c (categorize_ctor_elements_1): Don't assume purpose is
5568 * tree-cfg.c (verify_gimple_assign_single): Add verification of
5569 vector CONSTRUCTORs.
5570 * tree-ssa-sccvn.c (vn_reference_lookup_3): For VECTOR_TYPE
5571 CONSTRUCTORs, don't do anything if element type is VECTOR_TYPE,
5572 and don't check index.
5573 * tree-vect-slp.c (vect_get_constant_vectors): VIEW_CONVERT_EXPR ctor
5574 elements first if their type isn't compatible with vector element type.
5576 2012-10-02 Eric Botcazou <ebotcazou@adacore.com>
5578 * tree.h (DECL_NONLOCAL_FRAME): New macro.
5579 * tree-nested.c (get_frame_type): Set DECL_NONLOCAL_FRAME.
5580 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Stream in
5581 DECL_NONLOCAL_FRAME flag.
5582 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Stream out
5583 DECL_NONLOCAL_FRAME flag.
5585 2012-10-02 Marc Glisse <marc.glisse@inria.fr>
5587 * tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
5588 boolean_type_node for vectors.
5590 2012-10-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5592 * config/rs6000/rs6000.c (toplevel): Include dumpfile.h.
5593 (rs6000_density_test): Rework to accommodate 09-30 change by
5596 * config/rs6000/t-rs6000 (rs6000.o): Add dumpfile.h dependency.
5598 2012-10-01 Dehao Chen <dehao@google.com>
5601 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Use
5602 LOCATION_LOCUS to compare with UNKNOWN_LOCATION.
5603 (slpeel_tree_peel_loop_to_edge): Likewise.
5604 * tree-vectorizer.c (vectorize_loops): Likewise.
5606 2012-10-01 Andrew MacLeod <amacleod@redhat.com>
5609 * optabs.c (expand_atomic_fetch_op_no_fallback): New. Factored code
5610 from expand_atomic_fetch_op.
5611 (expand_atomic_fetch_op): Try atomic_{add|sub} operations in terms of
5612 the other one if direct opcode fails.
5614 2012-10-01 Uros Bizjak <ubizjak@gmail.com>
5616 PR rtl-optimization/54457
5617 * simplify-rtx.c (simplify_subreg):
5618 Simplify (subreg:M (op:N ((x:N) (y:N)), 0)
5619 to (op:M (subreg:M (x:N) 0) (subreg:M (x:N) 0)), where
5620 the outer subreg is effectively a truncation to the original mode M.
5622 2012-10-01 Richard Guenther <rguenther@suse.de>
5624 * builtins.def (ATTR_MATHFN_FPROUNDING): Do not use no-vops
5625 with -frounding-math.
5626 * builtin-attrs.def (ATTR_PURE_NOTHROW_NOVOPS_LIST): Remove.
5627 (ATTR_PURE_NOTHROW_NOVOPS_LEAF_LIST): Likewise.
5629 2012-10-01 Eric Botcazou <ebotcazou@adacore.com>
5631 * tree.h (copy_mem_ref_info): Delete.
5632 * tree-ssa-address.c (copy_mem_ref_info): Likewise.
5633 (maybe_fold_tmr): Copy flags manually.
5634 * tree-ssa-loop-im.c (simple_mem_ref_in_stmt): Rewrite.
5636 2012-10-01 Marc Glisse <marc.glisse@inria.fr>
5638 * simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:
5639 Detect the identity.
5640 <VEC_CONCAT>: Handle VEC_SELECTs from the same vector.
5642 2012-10-01 Oleg Endo <olegendo@gcc.gnu.org>
5645 * config/sh/sh.opt (matomic-model): New option.
5646 (msoft-atomic): Mark as deprecated and alias to
5647 matomic-model=soft-gusa.
5648 (mhard-atomic): Delete.
5649 * config/sh/predicates.md (gbr_displacement): New predicate.
5650 * config/sh/sh-protos.h (sh_atomic_model): New struct.
5651 (selected_atomic_model): New declaration.
5652 (TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT, TARGET_ATOMIC_SOFT_GUSA,
5653 TARGET_ATOMIC_HARD_LLCS, TARGET_ATOMIC_SOFT_TCB,
5654 TARGET_ATOMIC_SOFT_TCB_GBR_OFFSET_RTX, TARGET_ATOMIC_SOFT_IMASK):
5656 * config/sh/linux.h (SUBTARGET_OVERRIDE_OPTIONS): Adapt setting to
5657 default atomic model.
5658 * config/sh/sh.c (selected_atomic_model_): New global variable.
5659 (selected_atomic_model, parse_validate_atomic_model_option): New
5661 (sh_option_override): Replace atomic selection checks with call to
5662 parse_validate_atomic_model_option.
5663 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
5664 UNSUPPORTED_HARD_ATOMIC_CPU): Delete.
5665 (DRIVER_SELF_SPECS): Remove atomic checks.
5666 config/sh/sync.md: Update documentation comments.
5667 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
5668 atomic_fetch_<fetchop_name><mode>, atomic_fetch_nand<mode>,
5669 atomic_<fetchop_name>_fetch<mode>, atomic_nand_fetch<mode>): Use
5670 TARGET_ATOMIC_ANY as condition. Add TARGET_ATOMIC_STRICT check for
5671 SH4A case. Handle new TARGET_ATOMIC_SOFT_TCB and
5672 TARGET_ATOMIC_SOFT_IMASK cases.
5673 (atomic_test_and_set): Handle new TARGET_ATOMIC_SOFT_TCB and
5674 TARGET_ATOMIC_SOFT_IMASK cases.
5675 (atomic_compare_and_swapsi_hard, atomic_exchangesi_hard,
5676 atomic_fetch_<fetchop_name>si_hard, atomic_fetch_nandsi_hard,
5677 atomic_<fetchop_name>_fetchsi_hard, atomic_nand_fetchsi_hard):
5678 Add TARGET_ATOMIC_STRICT check.
5679 (atomic_compare_and_swap<mode>_hard, atomic_exchange<mode>_hard,
5680 atomic_fetch_<fetchop_name><mode>_hard, atomic_fetch_nand<mode>_hard,
5681 atomic_<fetchop_name>_fetch<mode>_hard, atomic_nand_fetch<mode>_hard,
5682 atomic_test_and_set_hard): Use TARGET_ATOMIC_HARD_LLCS condition.
5683 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
5684 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
5685 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
5686 atomic_test_and_set_soft): Append _gusa to the insn names and use
5687 TARGET_ATOMIC_SOFT_GUSA as condition.
5688 (atomic_compare_and_swap<mode>_soft_tcb,
5689 atomic_exchange<mode>_soft_tcb,
5690 atomic_fetch_<fetchop_name><mode>_soft_tcb,
5691 atomic_fetch_nand<mode>_soft_tcb,
5692 atomic_<fetchop_name>_fetch<mode>_soft_tcb,
5693 atomic_nand_fetch<mode>_soft_tcb, atomic_test_and_set_soft_tcb):
5695 (atomic_compare_and_swap<mode>_soft_imask,
5696 atomic_exchange<mode>_soft_imask,
5697 atomic_fetch_<fetchop_name><mode>_soft_imask,
5698 atomic_fetch_nand<mode>_soft_imask,
5699 atomic_<fetchop_name>_fetch<mode>_soft_imask,
5700 atomic_nand_fetch<mode>_soft_imask, atomic_test_and_set_soft_imask):
5702 * doc/invoke.texi (SH Options): Document new matomic-model option.
5703 Remove msoft-atomic and mhard-atomic options.
5705 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5708 * config/s390/s390.c (s390_option_override): Add missing break.
5710 2012-09-30 Sharad Singhai <singhai@google.com>
5712 * dumpfile.c: New file with parts moved from tree-dump.c.
5713 (pflags): New variable.
5715 (alt_dump_file): Ditto.
5716 (dump_files): Update to include additional fields.
5717 (struct dump_option_value_info): Add additional entries.
5718 (get_dump_file_name): Use command line filename if available.
5719 (dump_open_alternate_stream): New function.
5721 (dump_gimple_stmt): Ditto.
5722 (dump_gimple_stmt_loc): Ditto.
5723 (dump_generic_expr): Ditto.
5724 (dump_generic_expr_loc): Ditto.
5725 (dump_printf): Ditto.
5726 (dump_printf_loc): Ditto.
5727 (dump_start): Ditto.
5728 (dump_finish): Ditto.
5729 (dump_begin): Ditto.
5730 (dump_enabled_p): Return true if either of the dump types is enabled.
5731 (dump_initialized_p): Return true if either type of dump is
5733 (dump_end): Do not close standard streams.
5734 (dump_enable_all): Handle filenames for regular dumps.
5735 (dump_switch_p_1): Handle command-line dump filenames.
5736 (opt_info_enable_all): New function.
5737 (opt_info_switch_p_1): Ditto.
5738 (opt_info_switch_p): Ditto.
5739 (dump_kind_p): Ditto.
5740 (dump_basic_block): Ditto.
5741 (dump_combine_total_stats): Ditto.
5742 (dump_remap_tree_vectorizer_verbose): Ditto.
5743 * gimple-pretty-print.h: Rename dump_gimple_stmt to
5744 pp_gimple_stmt_1. All callers updated.
5746 2012-09-30 Sharad Singhai <singhai@google.com>
5748 * doc/invoke.texi: Add documentation for the new -fopt-info option.
5749 * tree-dump.c: Move general dump file related functionality into
5750 dumpfile.c. Remove unneeded headers.
5751 * tree-dump.h: Move function declarations into dumpfile.h.
5752 * dumpfile.h: Include "line-map.h". Add defines for MSG flags.
5753 (struct dump_file_info): Move here from tree-dump.c. Rename flags
5754 to pflags, state to pstate, stream to pstream, filename to
5755 pfilename. All callers updated. Add alt_flags, alt_state,
5756 alt_filenmae, alt_stream.
5757 * tree-vectorizer.c: Include "dumpfile.h". Remove vect_dump.
5758 (vect_set_dump_settings): Remove.
5759 (vect_print_dump_info): Ditto.
5760 * tree-vectorizer.h: Remove declaration of vect_dump and
5761 vect_print_dump_info.
5762 * tree-vect-loop.c: Include "dumpfile.h". Use new dump style.
5763 * tree-vect-data-refs.c: Ditto.
5764 * tree-vect-stmts.c: Ditto.
5765 * tree-vect-slp.c: Ditto.
5766 * tree-vect-patterns.c: Ditto.
5767 * tree-vect-loop-manip.c: Ditto.
5768 * opts.c (vect_set_verbosity_level): Remove.
5769 (common_handle_option): Handle -fopt-info flag. Deprecate
5770 -ftree-vectorizer-verbose.
5771 * tree-parloops.c (gather_scalar_reductions): Remove reference to
5773 * flag-types.h: Remove vect_verbosity_levels.
5774 * common.opt: Add -fopt-info. Deprecate -ftree-vectorizer-verbose.
5775 * opts-global.c (dump_remap_tree_vectorizer_verbose): New function.
5776 (handle_common_deferred_options): Handle -fopt-info and
5777 -ftree-vectorizer-verbose.
5778 * Makefile.in: Add dumpfile.o.
5779 (tree-dump.o): Update dependencies.
5780 (tree-vect-loop.o): Ditto.
5781 (tree-vect-loop-manip.o): Ditto.
5782 (tree-vect-slp.o): Ditto.
5783 (tree-vect-stmts.o): Ditto.
5784 (tree-vectorizer.o): Ditto.
5786 * passes.c (finish_optimization_passes): Instead of using
5787 dump_begin/dump_end, use dump_start/dump_finish. Do not use dump_file.
5788 (pass_init_dump_file): Ditto.
5790 2012-09-30 Joern Rennecke <joern.rennecke@embecosm.com>
5792 PR rtl-optimization/38449:
5793 * hooks.c (hook_bool_const_rtx_const_rtx_true): New function.
5794 * hooks.h (hook_bool_const_rtx_const_rtx_true): Declare.
5795 * target.def: Merge in definitions and documentation for
5796 TARGET_CAN_FOLLOW_JUMP.
5797 * doc/tm.texi.in: Add documentation locations for the above.
5798 * doc/tm.texi: Regenerate.
5799 * reorg.c (follow_jumps): New parameters jump and crossing.
5800 Changed all callers.
5802 2012-09-30 Eric Botcazou <ebotcazou@adacore.com>
5804 * reorg.c (relax_delay_slots): Use delay_insn consistently.
5806 * config/sparc/sparc.c (gen_stack_pointer_dec): Delete.
5807 (sparc_expand_epilogue): Use gen_stack_pointer_inc and adjust.
5808 (sparc_flat_expand_epilogue): Likewise.
5809 (emit_and_preserve): Likewise.
5810 (sparc_fold_builtin): Fix thinko in latest change.
5812 2012-09-30 Andreas Schwab <schwab@linux-m68k.org>
5814 * config/m68k/m68k.md: Add names to bitfield insert and extract
5816 (*insv_8_16_reg): Remove constraints and conditions that assume
5817 that operand 0 could be a MEM.
5818 (*extzv_8_16_reg, *extv_8_16_reg): Likewise, for operand 1.
5820 2012-09-30 Jan Hubicka <jh@suse.cz>
5822 * cfgloop.c (scale_loop_profile): Move to...
5823 * cfgloopmanip.c (scale_loop_profile): .. here; use
5824 scale_loop_frequencies.
5825 (loopify): Use RDIV.
5827 2012-09-28 Jan Hubicka <jh@suse.cz>
5829 * tree-call-cdce.c (shrink_wrap_one_built_in_call): Update profile.
5831 2012-09-28 Jan Hubicka <jh@suse.cz>
5833 * function.c (dup_block_and_redirect): Update profile.
5835 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
5837 * config.gcc: Replace 'host' with 'target' when configuring for
5838 powerpc64*-*-freebsd.
5840 2012-09-29 Marc Glisse <marc.glisse@inria.fr>
5842 * tree.c (truth_type_for): New function.
5843 * tree.h (truth_type_for): Declare.
5844 * gimple-fold.c (and_comparisons_1): Call it.
5845 (or_comparisons_1): Likewise.
5846 * tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
5847 boolean_type_node for vectors.
5849 2012-09-28 Jan Hubicka <jh@suse.cz>
5851 * basic-block.h (RDIV): Define.
5852 (EDGE_FREQUENCY): Simplify.
5853 (check_probability, combine_probabilities, apply_probability,
5854 inverse_probability): New.
5855 * cfgloop.c (scale_loop_profile): New function.
5856 * cfgloop.h (scale_loop_profile): Declare.
5857 (slpeel_add_loop_guard): Add probability parameter.
5858 (set_prologue_iterations): Add probability parameter.
5859 (slpeel_tree_peel_loop_to_edge): Add bound1 and bound2 parameters;
5860 update probabilities correctly.
5861 (vect_do_peeling_for_alignment, vect_gen_niters_for_prolog_loop): New.
5863 2012-09-20 Bernd Schmidt <bernds@codesourcery.com>
5866 * sched-deps.c (parse_add_or_inc): Remove MINUS handling. Take
5867 STACK_GROWS_DOWNWARD into account.
5869 2012-09-28 Jakub Jelinek <jakub@redhat.com>
5872 * config/i386/predicates.md (nonimmediate_or_const_vector_operand):
5874 * config/i386/i386.c (ix86_expand_vector_logical_operator): New
5876 * config/i386/i386-protos.h (ix86_expand_vector_logical_operator): New
5878 * config/i386/sse.md (<code><mode>3 VI logic): Use it.
5880 PR tree-optimization/54713
5881 * fold-const.c (vec_cst_ctor_to_array): Give up if vector CONSTRUCTOR
5882 has vector elements.
5883 (fold_ternary_loc) <case BIT_FIELD_REF>: Likewise.
5884 * tree-vect-generic.c (vector_element): Don't rely on CONSTRUCTOR elts
5885 indexes. Use BIT_FIELD_REF if CONSTRUCTOR has vector elements.
5886 (lower_vec_perm): Use NULL_TREE CONSTRUCTOR indexes.
5888 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
5890 * config/avr/avr.md (adjust_len): Add lpm.
5891 (reload_in<mode>): Use avr_out_lpm for output. Use "lpm" for
5893 * config/avr/avr-protos.h (avr_out_lpm): New prototype.
5894 * config/avr/avr.c (avr_out_lpm): Make global.
5895 (adjust_insn_length): Handle ADJUST_LEN_LPM.
5897 2012-09-28 Richard Guenther <rguenther@suse.de>
5900 * lto-streamer-out.c (tree_is_indexable): Make PARM_DECLs global.
5901 (lto_output_tree_ref): Handle references to them.
5902 (output_function): Do not output function arguments again.
5903 * lto-streamer-in.c (input_function): Do not input arguments
5904 again, nor overwrite them.
5906 2012-09-28 Richard Guenther <rguenther@suse.de>
5908 * cgraph.h (symtab_node_base): Re-order and pack fields.
5910 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
5912 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
5914 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
5916 PR rtl-optimization/52543
5917 * config/avr/avr.c (avr_mode_dependent_address_p): Return true for
5918 all non-generic address spaces.
5919 (TARGET_SECONDARY_RELOAD): New hook define to...
5920 (avr_secondary_reload): ...this new static function.
5921 * config/avr/avr.md (reload_in<mode>): New insns.
5923 Undo r185605 (mostly):
5924 * config/avr/avr-protos.h (avr_load_lpm): Remove.
5925 * config/avr/avr.c (avr_load_libgcc_p): Don't restrict to __flash
5927 (avr_out_lpm): Also handle loads > 1 byte.
5928 (avr_load_lpm): Remove.
5929 (avr_find_unused_d_reg): New static function.
5930 (avr_out_lpm_no_lpmx): New static function.
5931 (adjust_insn_length): Remove ADJUST_LEN_LOAD_LPM.
5932 * config/avr/avr.md (unspec): Remove UNSPEC_LPM.
5933 (load_<mode>_libgcc): Use MEM instead of UNSPEC_LPM.
5934 (load_<mode>, load_<mode>_clobber): Remove.
5935 (mov<mode>): For multi-byte move from non-generic
5936 16-bit address spaces: Expand to *mov<mode> again.
5937 (load<mode>_libgcc): New expander.
5938 (split-lpmx): Remove split.
5940 2012-09-27 Dehao Chen <dehao@google.com>
5942 * tree.h (tree_constructor): Remove IS_UNKNOWN_LOCATION.
5943 (extern void protected_set_expr_location): Likewise.
5944 (function_args_iter_next): Likewise.
5945 (inlined_function_outer_scope_p): Likewise.
5946 * input.h (IS_UNKNOWN_LOCATION): Likewise.
5947 * fold-const.c (expr_location_or): Likewise.
5948 * lto-cgraph.c (output_node_opt_summary): Likewise.
5949 * dwarf2out.c (add_src_coords_attributes): Likewise.
5950 * tree-eh.c (lower_try_finally_dup_block): Likewise.
5951 * profile.c (branch_prob):
5952 * cfgexpand.c (expand_gimple_cond): Likewise.
5953 (expand_gimple_basic_block): Likewise.
5954 (construct_exit_block): Likewise.
5955 (gimple_expand_cfg): Likewise.
5956 * cfgcleanup.c (try_forward_edges): Likewise.
5957 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
5958 (dump_scope_block): Likewise.
5959 * ipa-prop.c (ipa_write_jump_function): Likewise.
5960 * rtl.h (extern void rtl_check_failed_flag): Likewise.
5961 * gimple.h (gimple_set_location): Likewise.
5962 (gimple_has_location): Likewise.
5963 * cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
5964 (force_nonfallthru_and_redirect): Likewise.
5965 (fixup_reorder_chain): Likewise.
5966 (cfg_layout_merge_blocks): Likewise.
5968 2012-09-27 Meador Inge <meadori@codesourcery.com>
5970 * gcc-ar.c (main): Handle the returning of the sub-process error
5973 2012-09-27 Ulrich Weigand <ulrich.weigand@linaro.org>
5975 * lower-subreg.c (enum classify_move_insn): Rename
5976 SIMPLE_PSEUDO_REG_MOVE to DECOMPOSABLE_SIMPLE_MOVE.
5977 (find_decomposable_subregs): Update.
5978 (decompose_multiword_subregs): Add DECOMPOSE_COPIES parameter.
5979 Only mark pseudo-to-pseudo copies as DECOMPOSABLE_SIMPLE_MOVE
5980 if that parameter is true.
5981 (rest_of_handle_lower_subreg): Call decompose_multiword_subregs
5982 with DECOMPOSE_COPIES false.
5983 (rest_of_handle_lower_subreg2): Call decompose_multiword_subregs
5984 with DECOMPOSE_COPIES true.
5986 2012-09-27 Marek Polacek <polacek@redhat.com>
5988 * doc/gcov.texi (Gcov Data Files): Fix a typo.
5990 2012-09-27 Jakub Jelinek <jakub@redhat.com>
5993 * simplify-rtx.c (simplify_binary_operation_1): Perform
5994 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
5996 2012-09-27 Marc Glisse <marc.glisse@inria.fr>
6000 * doc/extend.texi (Vector Extensions): C++ improvements.
6001 Power of 2 size requirement.
6003 2012-09-27 Richard Guenther <rguenther@suse.de>
6006 * lto-symtab.c (resolution_guessed_p): Remove.
6007 (set_resolution_guessed): Likewise.
6008 (lto_symtab_register_decl): Remove assert.
6009 (lto_symtab_resolve_symbols): Do not alter symbol resolutions
6010 and return the prevailing symbol, checking for multiple prevailing
6012 (lto_symtab_merge_decls_1): Use the result from
6013 lto_symtab_resolve_symbols. Do not alter symbol resolutions.
6015 2012-09-26 Steve Ellcey <sellcey@mips.com>
6018 * doc/install.texi: Fix example.
6020 2012-09-26 Dehao Chen <dehao@google.com>
6022 * tree-ssa-live.c (clear_unused_block_pointer): Use explicitit (void)
6023 for function parameter.
6024 (remove_unused_locals): Don't use LOCATION_BLOCK if it is NULL.
6026 2012-09-26 Oleg Endo <olegendo@gcc.gnu.org>
6028 * doc/extend.texi (bswap Builtins): Change signed types to unsigned
6031 2012-09-26 Ian Lance Taylor <iant@google.com>
6033 * diagnostic.c (bt_callback): Cast pc when calling fprintf.
6035 2012-09-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6037 PR tree-optimization/54674
6038 * gimple-ssa-strength-reduction.c (analyze_increments): Don't
6039 introduce a multiplication with a pointer operand.
6041 2012-09-26 Georg-Johann Lay <avr@gjlay.de>
6044 * doc/tm.texi.in (TARGET_MODE_DEPENDENT_ADDRESS_P): Document new
6045 parameter addrspace.
6046 * doc/tm.texi: Regenerate.
6047 * target.def (mode_dependent_address_p): Add addr_space_t parameter.
6048 * targhooks.h (default_mode_dependent_address_p): Ditto.
6049 * targhooks.c (default_mode_dependent_address_p): Ditto.
6050 * expr.c (convert_move): Pass address space to
6051 mode_dependent_address_p.
6052 * combine.c (combine_simplify_rtx): Ditto.
6053 (make_extraction): Ditto.
6054 (simplify_shift_const_1): Ditto.
6055 (gen_lowpart_for_combine): Ditto.
6056 * lower-subreg.c (simple_move_operand): Ditto.
6057 * recog.c (simplify_while_replacing): Ditto.
6058 (offsettable_address_addr_space_p): Ditto.
6059 (mode_dependent_address_p): Ditto.
6060 * simplify-rtx.c (simplify_unary_operation_1): Ditto.
6061 (simplify_subreg): Ditto.
6062 * config/m68k/m68k.md: Ditto.
6063 * config/vax/vax.md: Ditto.
6064 * config/vax/constraints.md (Q): Ditto.
6065 * config/vax/predicates.md (indexed_memory_operand): Ditto.
6066 * config/alpha/alpha.c (alpha_mode_dependent_address_p): Add
6067 unused addr_space_t parameter.
6068 * config/avr/avr.c (avr_mode_dependent_address_p): Ditto.
6069 * config/h8300/h8300.c (h8300_mode_dependent_address_p): Ditto.
6070 * config/m32r/m32r.c (m32r_mode_dependent_address_p): Ditto.
6071 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): Ditto.
6072 * config/rx/rx.c (rx_mode_dependent_address_p): Ditto.
6073 * config/sparc/sparc.c (sparc_mode_dependent_address_p): Ditto.
6074 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
6076 * config/vax/vax.c (vax_mode_dependent_address_p): Ditto.
6077 * config/xtensa/xtensa.c (xtensa_mode_dependent_address_p): Ditto.
6079 2012-09-26 Christophe Lyon <christophe.lyon@linaro.org>
6081 * tree-ssa-math-opts.c (bswap_stats): Add found_16bit field.
6082 (execute_optimize_bswap): Add support for builtin_bswap16.
6084 2012-09-26 Richard Guenther <rguenther@suse.de>
6086 * tree.h (DECL_IS_BUILTIN): Compare LOCATION_LOCUS.
6088 2012-09-26 Ian Lance Taylor <iant@google.com>
6090 * diagnostic.c: Include "demangle.h" and "backtrace.h".
6091 (bt_stop): New static array.
6092 (bt_callback, bt_err_callback): New static functions.
6093 (diagnostic_action_after_output): Call backtrace_full for DK_ICE.
6094 * Makefile.in (BACKTRACE): New variable.
6095 (BACKTRACEINC, LIBBACKTRACE): New variables.
6096 (BACKTRACE_H): New variable.
6097 (LIBDEPS, LIBS): Add $(LIBBACKTRACE).
6098 (INCLUDES): Add $(BACKTRACEINC).
6099 (diagnostic.o): Depend upon $(DEMANGLE_H) and $(BACKTRACE_H).
6101 2012-09-25 Segher Boessenkool <segher@kernel.crashing.org>
6105 * config/rs6000/rs6000.md (ne0si): Remove unnecessary
6106 earlyclobber. Merge with...
6109 (plus_ne0si): Merge with...
6110 (plus_ne0di): ... to...
6111 (plus_ne0_<mode>): New.
6112 (compare_plus_ne0si): Merge with...
6113 (compare_plus_ne0di)... to...
6114 (compare_plus_ne0_<mode>): New.
6115 (compare_plus_ne0_<mode>_1): New.
6116 (plus_ne0si_compare): Merge with...
6117 (plus_ne0di_compare)... to...
6118 (plus_ne0_<mode>_compare): New.
6120 2012-09-25 Oleg Endo <olegendo@gcc.gnu.org>
6123 * config/sh/constraints.md (Jhb): New constraint.
6124 * config/sh/predicates.md (negt_reg_shl31_operand): New predicate.
6125 * config/sh/sh.md (rotrsi3): New expander.
6126 (rotrsi3_1, *rotrsi3_1, *rotlsi3_1): New insns.
6127 (rotlsi3, rotlhi3): Use const_int_operand predicate instead of
6128 immediate_operand and remove CONST_INT_P checks in expansion code.
6129 (*rotcr): Cleanup variable usage. Handle preceding nott insn. Add
6130 split with swapped operands.
6131 (*rotcr_neg_t, *movt_msb, *negt_msb): New insns and splits.
6133 2012-09-25 Aldy Hernandez <aldyh@redhat.com>
6136 * trans-mem.c (expand_call_tm): Handle late built built-ins.
6138 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
6141 * config/avr/avr-log.c (avr_double_int_pop_digit): Rewrite using
6142 double_int::udivmod.
6144 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
6146 * config/avr/avr.c (avr_set_current_function): Check cfun->machine
6149 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
6152 * config/avr/t-avr: Use ALL_COMPILERFLAGS instead of ALL_CFLAGS
6153 for sources compiled with COMPILER.
6155 2012-09-25 Richard Guenther <rguenther@suse.de>
6158 * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Do not merge
6159 cgraph nodes for builtins.
6161 2012-09-25 Jakub Jelinek <jakub@redhat.com>
6163 PR tree-optimization/54676
6164 * tree-vrp.c (set_and_canonicalize_value_range): Handle
6165 one bit precision properly.
6168 * configure.ac (CFLAGS, CXXFLAGS): Remove -Ofast or -Og properly.
6169 * configure: Regenerated.
6171 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
6174 * config/avr/avr.c (avr_map_decompose): Use double_int::from_uhwi
6175 instead of uhwi_to_double_int.
6177 2012-09-25 Richard Guenther <rguenther@suse.de>
6179 * lto-symtab.c (lto_symtab_merge_decls_1): Properly merge
6182 2012-09-25 Richard Guenther <rguenther@suse.de>
6184 PR tree-optimization/53663
6185 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
6186 native encode/interpret translation on VN_WALKREWRITE.
6188 2012-09-24 Dehao Chen <dehao@google.com>
6190 * tree-cfg.c (move_stmt_op): Reset the expr block only when necessary.
6191 (move_block_to_fn): Reset the edge's goto block even
6192 when the goto locus is unknown.
6194 2012-09-24 Lawrence Crowl <crowl@google.com>
6196 * double-int.h (double_int::from_pair): New.
6197 (double_int::wide_mul_with_sign): New.
6198 (double_int::sub_with_overflow): New.
6199 (double_int::neg_with_overflow): New.
6200 (double_int::divmod_with_overflow): New.
6201 (shwi_to_double_int): Remove.
6202 (uhwi_to_double_int): Remove.
6203 (double_int_to_shwi): Remove.
6204 (double_int_to_uhwi): Remove.
6205 (double_int_fits_in_uhwi_p): Remove.
6206 (double_int_fits_in_shwi_p): Remove.
6207 (double_int_fits_in_hwi_p): Remove.
6208 (double_int_mul): Remove.
6209 (double_int_mul_with_sign): Remove.
6210 (double_int_add): Remove.
6211 (double_int_sub): Remove.
6212 (double_int_neg): Remove.
6213 (double_int_div): Remove.
6214 (double_int_sdiv): Remove.
6215 (double_int_udiv): Remove.
6216 (double_int_mod): Remove.
6217 (double_int_smod): Remove.
6218 (double_int_umod): Remove.
6219 (double_int_divmod): Remove.
6220 (double_int_sdivmod): Remove.
6221 (double_int_udivmod): Remove.
6222 (double_int_multiple_of): Remove.
6223 (double_int_setbit): Remove.
6224 (double_int_ctz): Remove.
6225 (double_int_not): Remove.
6226 (double_int_ior): Remove.
6227 (double_int_and): Remove.
6228 (double_int_and_not): Remove.
6229 (double_int_xor): Remove.
6230 (double_int_lshift): Remove.
6231 (double_int_rshift): Remove.
6232 (double_int_lrotate): Remove.
6233 (double_int_rrotate): Remove.
6234 (double_int_negative_p): Remove.
6235 (double_int_cmp): Remove.
6236 (double_int_scmp): Remove.
6237 (double_int_ucmp): Remove.
6238 (double_int_max): Remove.
6239 (double_int_smax): Remove.
6240 (double_int_umax): Remove.
6241 (double_int_min): Remove.
6242 (double_int_smin): Remove.
6243 (double_int_umin): Remove.
6244 (double_int_ext): Remove.
6245 (double_int_sext): Remove.
6246 (double_int_zext): Remove.
6247 (double_int_mask): Remove.
6248 (double_int_max_value): Remove.
6249 (double_int_min_value): Remove.
6250 (double_int_zero_p): Remove.
6251 (double_int_one_p): Remove.
6252 (double_int_minus_one_p): Remove.
6253 (double_int_equal_p): Remove.
6254 (double_int_popcount): Remove.
6255 (extern add_double_with_sign): Remove.
6256 (#define add_double): Remove.
6257 (extern neg_double): Remove.
6258 (extern mul_double_with_sign): Remove.
6259 (extern mul_double_wide_with_sign): Remove.
6260 (#define mul_double): Remove.
6261 (extern lshift_double): Remove.
6262 (extern div_and_round_double): Remove.
6263 * double-int.c (add_double_with_sign): Make static.
6264 (#defined add_double): Localized from header.
6265 (neg_double): Make static.
6266 (mul_double_with_sign): Make static.
6267 (mul_double_wide_with_sign): Make static.
6268 (#defined mul_double): Localized from header.
6269 (lshift_double): Make static.
6270 (div_and_round_double): Make static.
6271 (double_int::wide_mul_with_sign): New.
6272 (double_int::sub_with_overflow): New.
6273 (double_int::neg_with_overflow): New.
6274 (double_int::divmod_with_overflow): New.
6275 * emit-rtl.c (init_emit_once): Change to new double_int API.
6276 * explow.c (plus_constant): Likewise.
6277 * expmed.c (choose_multiplier): Likewise.
6278 * fold-const.c (#define OVERFLOW_SUM_SIGN): Remove.
6279 (int_const_binop_1): Change to new double_int API.
6280 (fold_div_compare): Likewise.
6281 (maybe_canonicalize_comparison): Likewise.
6282 (pointer_may_wrap_p): Likewise.
6283 (fold_negate_const): Likewise.
6284 (fold_abs_const): Likewise.
6285 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
6286 (simplify_const_binary_operation): Likewise.
6287 * tree-chrec.c (tree_fold_binomial): Likewise.
6288 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6289 * config/sparc/sparc.c (sparc_fold_builtin): Likewise.
6290 * config/avr/avr.c (avr_double_int_push_digit): Likewise.
6291 (avr_map): Likewise.
6292 (avr_map_decompose): Likewise.
6293 (avr_out_insert_bits): Likewise.
6295 2012-09-24 Janis Johnson <janisjo@codesourcery.com>
6297 * doc/sourcebuild.texi (Selectors): Document the use of target
6298 and xfail used together.
6300 2012-09-24 Richard Guenther <rguenther@suse.de>
6303 * tree-ssa-live.c (clear_unused_block_pointer_1): Do not
6304 handle DECL_DEBUG_EXPR_IS_FROM here...
6305 (clear_unused_block_pointer): ... but here when walking all
6308 2012-09-24 Richard Guenther <rguenther@suse.de>
6310 PR tree-optimization/54684
6311 * tree-ssa-ccp.c (optimize_unreachable): Properly update stmts.
6313 2012-09-24 Marc Glisse <marc.glisse@inria.fr>
6315 * tree-ssa-forwprop.c: Include tree-ssa-propagate.h.
6316 (simplify_bitfield_ref): Handle constructors.
6317 * Makefile.in (tree-ssa-forwprop.o): Depend on tree-ssa-propagate.h.
6319 2012-09-24 Richard Guenther <rguenther@suse.de>
6321 * tree-ssa-pre.c (bitmap_find_leader, create_expression_by_pieces,
6322 find_or_generate_expression): Remove dominating stmt argument.
6323 (find_leader_in_sets, phi_translate_1, bitmap_find_leader,
6324 create_component_ref_by_pieces_1, create_component_ref_by_pieces,
6325 do_regular_insertion, do_partial_partial_insertion): Adjust.
6326 (compute_avail): Do not set uids.
6328 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
6330 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
6331 TYPE_NONALIASED_COMPONENT flag.
6332 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
6333 TYPE_NONALIASED_COMPONENT flag.
6335 2012-09-24 Jia Liu <proljc@gmail.com>
6337 * doc/lto.texi: Separate sections.
6338 * doc/plugins.texi: Likewise.
6340 2012-09-24 Richard Guenther <rguenther@suse.de>
6343 * gimple.c (gimple_copy): Properly mark the copy modified
6344 if SSA operands are present.
6346 2012-09-23 Eric Botcazou <ebotcazou@adacore.com>
6348 PR tree-optimization/54669
6349 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Invoke
6350 maybe_clean_or_replace_eh_stmt on the modified use statements.
6352 2012-09-23 Marc Glisse <marc.glisse@inria.fr>
6354 * expr.c (do_store_flag): Remove duplicated code.
6356 2012-09-22 Segher Boessenkool <segher@kernel.crashing.org>
6358 * config/rs6000/predicates.md (altivec_register_operand,
6359 vsx_register_operand, vfloat_operand, vint_operand,
6360 vlogical_operand, gpc_reg_operand, cc_reg_operand,
6361 cc_reg_not_cr0_operand, cc_reg_not_micro_cr0_operand):
6362 If op is a SUBREG, consider its SUBREG_REG instead.
6364 2012-09-22 Uros Bizjak <ubizjak@gmail.com>
6366 * optabs.c (prepare_cmp_insn): Expand comparison of the result
6367 of memcmp through generic comparison expansion code.
6369 2012-09-21 Anthony Green <green@moxielogic.com>
6371 * config/moxie/moxie.opt: Add -mno-crt0 option.
6372 * config/moxie/moxie.h (STARTFILE_SPEC): Handle -mno-crt0 option.
6373 * doc/invoke.texi (Option Summary): Document -mno-crt0 option.
6375 2012-09-21 Jack Howarth <howarth@bromo.med.uc.edu>
6378 * Makefile.in (lto-symtab.o): Remove gt-lto-symtab.h dependency.
6380 2012-09-21 Dehao Chen <dehao@google.com>
6383 * tree-eh.c (lower_try_finally_dup_block): Set the correct block for
6384 stmts in the duplicated EH block.
6386 2012-09-21 Richard Guenther <rguenther@suse.de>
6388 PR tree-optimization/54647
6389 * tree-ssa-pre.c (compute_avail): Do not put COND_EXPR
6390 or VEC_COND_EXPR into EXP_GEN again.
6392 2012-09-21 Jakub Jelinek <jakub@redhat.com>
6394 PR tree-optimization/54629
6395 * tree-loop-distribution.c (classify_partition): Free loop nest only
6396 after freeing ddr. Free ddr and loop nest also if successful.
6398 2012-09-21 Matthias Klose <doko@ubuntu.com>
6400 * config/arm/arm.c (arm_mangle_type): Don't warn anymore that
6401 4.4 has changed the `va_list' mangling.
6403 2012-09-21 Eric Botcazou <ebotcazou@adacore.com>
6405 PR rtl-optimization/54290
6406 PR rtl-optimization/54644
6407 * reload1.c (choose_reload_regs): Fix thinko in previous change.
6409 2012-09-20 Segher Boessenkool <segher@kernel.crashing.org>
6411 * config/rs6000/rs6000.md (define_split for plus_eqsi):
6414 2012-09-20 Eric Botcazou <ebotcazou@adacore.com>
6416 * reload1.c (choose_reload_regs): Add missing #ifdef/#endif pair.
6418 2012-09-20 Bernd Schmidt <bernds@codesourcery.com>
6421 * haifa-sched.c (schedule_block): Skip find_modifiable_mems if using
6422 SCHED_PRESSURE_MODEL.
6424 2012-09-20 Joern Rennecke <joern.rennecke@embecosm.com>
6426 * rtlanal.c (dead_or_set_regno_p): Fix COND_EXEC handling.
6428 2012-09-20 Marek Polacek <polacek@redhat.com>
6430 * tree-ssa-operands.c (get_expr_operands): Merge identical cases.
6432 2012-09-20 Marek Polacek <polacek@redhat.com>
6434 * tree-ssa-threadupdate.c (mark_threaded_blocks): Don't cast XNEWVEC's
6436 (create_edge_and_update_destination_phis): Likewise.
6438 2012-09-20 Martin Jambor <mjambor@suse.cz>
6440 * function.c (push_cfun): Check old current_function_decl matches
6441 old cfun, set new current_function_decl to the decl of the new cfun.
6442 (push_struct_function): Likewise.
6443 (pop_cfun): Likewise.
6444 (allocate_struct_function): Move call to
6445 invoke_set_current_function_hook to the end of the function.
6446 * cfgexpand.c (estimated_stack_frame_size): Do not set and restore
6447 current_function_decl.
6448 * cgraph.c (cgraph_release_function_body): Likewise.
6449 * cgraphunit.c (cgraph_process_new_functions): Likewise.
6450 (cgraph_add_new_function): Likewise.
6451 (cgraph_analyze_function): Likewise.
6452 (assemble_thunk): Set cfun to NULL at the end.
6453 (expand_function): Move call to set_cfun downwards.
6454 * gimple-low.c (record_vars_into): Only check current_function_decl
6455 before possibly doing push_cfun.
6456 * gimplify.c (gimplify_function_tree): Do not set and restore
6457 current_function_decl.
6458 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
6459 (inline_analyze_function): Likewise.
6460 * ipa-prop.c (ipa_analyze_node): Likewise.
6461 * ipa-pure-const.c (analyze_function): Likewise.
6462 * lto-streamer-in.c (lto_input_function_body): Do not set
6463 current_function_decl.
6464 * lto-streamer-out.c (output_function): Do not set and restore
6465 current_function_decl.
6466 * omp-low.c (finalize_task_copyfn): Likewise.
6467 (expand_omp_taskreg): Likewise.
6468 (create_task_copyfn): Likewise, move push_cfun up quite a bit.
6469 * passes.c (dump_passes): Do not set and restore current_function_decl.
6470 (do_per_function): Likewise.
6471 (do_per_function_toporder): Likewise.
6472 * trans-mem.c (ipa_tm_scan_irr_function): Likewise.
6473 (ipa_tm_transform_transaction): Likewise.
6474 (ipa_tm_transform_clone): Likewise.
6475 (ipa_tm_execute): Likewise.
6476 * tree-emutls.c (lower_emutls_function_body): Likewise.
6477 * tree-inline.c (initialize_cfun): Do not call pop_cfun.
6478 (tree_function_versioning): Do not call push_cfun, do not set and
6479 restore current_function_decl. Remove assert checking consistency of
6480 cfun and current_function_decl.
6481 * tree-profile.c (tree_profiling): Do not set and restore
6482 current_function_decl.
6483 * tree-sra.c (convert_callers_for_node): Do not set
6484 current_function_decl.
6485 (convert_callers): Do not restore current_function_decl.
6486 (modify_function): Do not set current_function_decl.
6487 * tree-ssa-structalias.c (ipa_pta_execute): Do not set and restore
6488 current_function_decl.
6490 2012-09-20 Diego Novillo <dnovillo@google.com>
6493 * config/vxworks.c (vxworks_emutls_var_init): Update for new
6494 VEC_quick_push interface.
6496 2012-09-20 Richard Guenther <rguenther@suse.de>
6498 PR tree-optimization/54634
6499 * tree-data-ref.c (get_references_in_stmt): For now give
6500 up for pure functions.
6502 2012-09-20 Chen Wei-Ren <chenwj@iis.sinica.edu.tw>
6504 * doc/lto.texi: Correct typo.
6506 2012-09-19 Dehao Chen <dehao@google.com>
6508 * config/s390/s390.c (s390_chunkify_start): Replacing INSN_LOCATOR.
6509 * config/spu/spu.c (emit_nop_for_insn): Likewise.
6511 (spu_emit_branch_hint): Likewise.
6512 (insert_hbrp_for_ilb_runout): Likewise.
6513 * config/mep/mep.c (mep_make_bundle): Likewise.
6514 (mep_bundle_insns): Likewise.
6515 * config/sh/sh.c (gen_block_redirect): Likewise.
6516 * config/c6x/c6x.c (gen_one_bundle): Likewise.
6517 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Likewise.
6518 * config/picochip/picochip.c (picochip_reorg): Likewise.
6519 * config/arm/arm.c (require_pic_register): Likewise.
6520 * config/mips/mips.c (mips16_gp_pseudo_reg): Likewise.
6521 * config/bfin/bfin.c (gen_one_bundle): Likewise.
6523 2012-09-19 Mark Kettenis <kettenis@openbsd.org>
6525 * config.gcc (hppa*-*-openbsd*): New target.
6526 * config/pa/pa-openbsd.h: New file.
6527 * config/pa/pa32-openbsd.h: New file.
6528 * config/host-openbsd.c: Update copyright year.
6529 (TRY_EXCEPT_VM_SPACE): Define for OpenBSD/hppa.
6531 2012-09-19 Martin Jambor <mjambor@suse.cz>
6533 * ipa-prop.c (prune_expression_for_jf): New function.
6534 (ipa_set_jf_constant): Use it.
6535 (ipa_set_jf_arith_pass_through): Likewise.
6536 (determine_known_aggregate_parts): Likewise.
6538 2012-09-19 Steve Ellcey <sellcey@mips.com>
6540 * config.gcc (mips*-mti-elf*): New target.
6541 * config/mips/mti-elf.h: New file.
6542 * config/mips/t-mti-elf: New file.
6544 2012-09-19 Dehao Chen <dehao@google.com>
6546 * toplev.c (general_init): Init block_locations.
6547 * tree.c (tree_set_block): New.
6548 (tree_block): Change to use LOCATION_BLOCK.
6549 * tree.h (TREE_SET_BLOCK): New.
6550 * final.c (reemit_insn_block_notes): Change to use LOCATION_BLOCK.
6551 (final_start_function): Likewise.
6552 * input.c (expand_location_1): Likewise.
6553 * input.h (LOCATION_LOCUS): New.
6554 (LOCATION_BLOCK): New.
6555 (IS_UNKNOWN_LOCATION): New.
6556 * fold-const.c (expr_location_or): Change to use new location.
6557 * reorg.c (emit_delay_sequence): Likewise.
6558 (try_merge_delay_insns): Likewise.
6559 * modulo-sched.c (dump_insn_location): Likewise.
6560 * lto-streamer-out.c (lto_output_location_bitpack): Likewise.
6561 * lto-cgraph.c (output_node_opt_summary): Likewise.
6562 * jump.c (rtx_renumbered_equal_p): Likewise.
6563 * ifcvt.c (noce_try_move): Likewise.
6564 (noce_try_store_flag): Likewise.
6565 (noce_try_store_flag_constants): Likewise.
6566 (noce_try_addcc): Likewise.
6567 (noce_try_store_flag_mask): Likewise.
6568 (noce_try_cmove): Likewise.
6569 (noce_try_cmove_arith): Likewise.
6570 (noce_try_minmax): Likewise.
6571 (noce_try_abs): Likewise.
6572 (noce_try_sign_mask): Likewise.
6573 (noce_try_bitop): Likewise.
6574 (noce_process_if_block): Likewise.
6575 (cond_move_process_if_block): Likewise.
6576 (find_cond_trap): Likewise.
6577 * ipa-prop.c (ipa_set_jf_constant): Likewise.
6578 (ipa_write_jump_function): Likewise.
6579 * dwarf2out.c (add_src_coords_attributes): Likewise.
6580 * expr.c (expand_expr_real): Likewise.
6581 * tree-parloops.c (create_loop_fn): Likewise.
6582 * recog.c (peep2_attempt): Likewise.
6583 * function.c (free_after_compilation): Likewise.
6584 (expand_function_end): Likewise.
6585 (set_insn_locations): Likewise.
6586 (thread_prologue_and_epilogue_insns): Likewise.
6587 * print-rtl.c (print_rtx): Likewise.
6588 * profile.c (branch_prob): Likewise.
6589 * trans-mem.c (ipa_tm_scan_irr_block): Likewise.
6590 * gimplify.c (gimplify_call_expr): Likewise.
6591 * except.c (duplicate_eh_regions_1): Likewise.
6592 * emit-rtl.c (try_split): Likewise.
6593 (make_insn_raw): Likewise.
6594 (make_debug_insn_raw): Likewise.
6595 (make_jump_insn_raw): Likewise.
6596 (make_call_insn_raw): Likewise.
6597 (emit_pattern_after_setloc): Likewise.
6598 (emit_pattern_after): Likewise.
6599 (emit_debug_insn_after): Likewise.
6600 (emit_pattern_before): Likewise.
6601 (emit_insn_before_setloc): Likewise.
6602 (emit_jump_insn_before): Likewise.
6603 (emit_call_insn_before_setloc): Likewise.
6604 (emit_call_insn_before): Likeise.
6605 (emit_debug_insn_before_setloc): Likewise.
6606 (emit_copy_of_insn_after): Likewise.
6607 (insn_locators_alloc): Remove.
6608 (insn_locators_finalize): Remove.
6609 (insn_locators_free): Remove.
6610 (set_curr_insn_source_location): Remove.
6611 (get_curr_insn_source_location): Remove.
6612 (set_curr_insn_block): Remove.
6613 (get_curr_insn_block): Remove.
6614 (locator_scope): Remove.
6615 (insn_scope): Change to use new location.
6616 (locator_location): Remove.
6617 (insn_line): Change to use new location.
6618 (locator_file): Remove.
6619 (insn_file): Change to use new location.
6620 (locator_eq): Remove.
6621 (insn_locations_init): New.
6622 (insn_locations_finalize): New.
6623 (set_curr_insn_location): New.
6624 (curr_insn_location): New.
6625 * cfgexpand.c (gimple_assign_rhs_to_tree): Change to use new location.
6626 (expand_gimple_cond): Likewise.
6627 (expand_call_stmt): Likewise.
6628 (expand_gimple_stmt_1): Likewise.
6629 (expand_gimple_basic_block): Likewise.
6630 (construct_exit_block): Likewise.
6631 (gimple_expand_cfg): Likewise.
6632 * cfgcleanup.c (try_forward_edges): Likewise.
6633 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
6634 (dump_scope_block): Likewise.
6635 (remove_unused_locals): Likewise.
6636 * rtl.c (rtx_equal_p_cb): Likewise.
6637 (rtx_equal_p): Likewise.
6638 * rtl.h (XUINT): New.
6639 (INSN_LOCATOR): Remove.
6640 (CURR_INSN_LOCATION): Remove.
6641 (INSN_LOCATION): New.
6642 (INSN_HAS_LOCATION): New.
6643 * tree-inline.c (remap_gimple_op_r): Change to use new location.
6644 (copy_tree_body_r): Likewise.
6645 (copy_phis_for_bb): Likewise.
6646 (expand_call_inline): Likewise.
6647 * tree-streamer-in.c (lto_input_ts_exp_tree_pointers): Likewise.
6648 * tree-streamer-out.c (write_ts_decl_minimal_tree_pointers): Likewise.
6649 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
6650 * combine.c (try_combine): Likewise.
6651 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6652 (insert_partition_copy_on_edge): Likewise.
6653 (insert_value_copy_on_edge): Likewise.
6654 (insert_rtx_to_part_on_edge): Likewise.
6655 (insert_part_to_rtx_on_edge): Likewise.
6656 * basic-block.h (edge_def): Remove field.
6657 * gimple.h (gimple_statement_base): Remove field.
6658 (gimple_bb): Change to use new location.
6659 (gimple_set_block): Likewise.
6660 (gimple_has_location): Likewise.
6661 * tree-cfg.c (make_cond_expr_edges): Likewise.
6662 (make_goto_expr_edges): Likewise.
6663 (gimple_can_merge_blocks_p): Likewise.
6664 (move_stmt_op): Likewise.
6665 (move_block_to_fn): Likewise.
6666 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Likewise.
6667 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6668 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
6669 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
6670 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6671 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6672 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6673 * config/score/score.c (score_output_mi_thunk): Likewise.
6674 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
6675 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6676 * cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
6677 (unique_locus_on_edge_between_p): Likewise.
6678 (emit_nop_for_unique_locus_between): Likewise.
6679 (force_nonfallthru_and_redirect): Likewise.
6680 (fixup_reorder_chain): Likewise.
6681 (cfg_layout_merge_blocks): Likewise.
6682 * stmt.c (emit_case_nodes): Likewise.
6684 2012-09-19 Bernd Schmidt <bernds@codesourcery.com>
6686 * dbgcnt.def (sched_breakdep): New counter.
6687 * haifa-sched.c (update_insn_after_change): New static function,
6688 broken out of haifa_change_pattern.
6689 (haifa_change_pattern): Call it.
6690 (dep_t heap vecs): Declare.
6691 (INSN_COST): Define earlier.
6692 (next_cycle_replace_deps, next_cycle_apply): New static variables.
6693 (apply_replacement): New static function.
6694 (recompute_todo_spec): New argument FOR_BACKTRACK. All callers
6695 changed. Handle DEP_REPLACE deps.
6696 (contributes_to_priority_p): False for replaceable deps.
6697 (must_restore_pattern_p, restore_pattern): New static functions.
6698 (schedule_insn): Use them. Apply replacements for broken deps.
6699 (struct haifa_saved_data): Add new fields to keep track of
6701 (save_backtrack_point): Initialize them.
6702 (undo_replacements_for_backtrack): New static function.
6703 (restore_last_backtrack_point, free_topmost_backtrack_point):
6704 Use it and keep track of replacements.
6705 (perform_replacements_new_cycle, undo_all_replacements): New static
6707 (schedule_block): Call these two as necessary. Call
6708 find_modifiable_mems.
6709 (try_ready): Tweak the assert. Check for DEP_POSTPONED.
6710 * sched-deps.c: Include "emit-rtl.h".
6711 (init_dep_1): Initialize DEP_NONREG, DEP_MULTIPLE and DEP_REPLACE.
6712 (dep_spec_p): True for DEP_REPLACE deps.
6713 (mark_as_hard): New static variable.
6714 (update_dep): Update DEP_NONREG and DEP_MULTIPLE.
6715 (add_dependence_list): New argument hard. All callers changed. Set
6716 and clear mark_as_hard around function body.
6717 (add_dependence_list_and_free): Likewise.
6718 (haifa_note_mem_dep): Set DEP_NONREG.
6719 (haifa_note_dep): Likewise if mark_as_hard is true.
6720 (sched_analyze_insn): Switch loop with if statement testing for
6722 (struct mem_inc_info): New.
6723 (attempt_change, parse_add_or_inc, find_inc, find_mem): New static
6725 (find_modifiable_mems): New function.
6726 * sched-int.h (struct dep_replacement): New.
6727 (struct _dep): Add replace, nonreg and multiple fields. Make type and
6729 (UNKNOWN_DEP_COST): Change to match the bitfield.
6730 (DEP_NONREG, DEP_MULTIPLE, DEP_REPLACE): New macros.
6731 (DEP_POSTPONED): New macro.
6732 (DEP_CANCELLED): Renumber.
6733 (find_modifiable_mems): Declare.
6734 (enum SCHED_FLAGS): Add DONT_BREAK_DEPENDENCIES.
6735 * sched-rgn.c (init_ready_list): Set TODO_SPEC here.
6736 (new_ready): Don't set HARD_DEP, use DEP_POSTPONED.
6737 (debug_dependencies): Dump DEP_NONREG and DEP_MULTIPLE.
6738 * Makefile.in (sched-deps.o): Update dependencies.
6739 * config/c6x/c6x.c (in_hwloop): New static variable.
6740 (c6x_set_sched_flags): If it is true, add DONT_BREAK_DEPENDENCIES.
6741 (hwloop_optimize): Set and clear it around preliminary scheduling pass.
6743 2012-09-19 Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com>
6745 * config/rs6000/rs6000-builtin.def: Add __builtin_ppc_get_timebase
6746 and __builtin_ppc_mftb.
6747 * config/rs6000/rs6000.c (rs6000_expand_zeroop_builtin): New function
6748 to expand an expression that calls a built-in without arguments.
6749 (rs6000_expand_builtin): Add __builtin_ppc_get_timebase and
6751 (rs6000_init_builtins): Likewise.
6752 * config/rs6000/rs6000.md (rs6000_get_timebase): New pattern.
6753 (rs6000_get_timebase_ppc32): New pattern.
6754 (rs6000_mftb_<mode>): New pattern.
6756 * doc/extend.texi (PowerPC Built-in Functions): New section.
6757 (PowerPC AltiVec/VSX Built-in Functions): Move some built-ins
6758 unrelated to Altivec/VSX to the new section.
6760 2012-09-19 David Edelsohn <dje.gcc@gmail.com>
6762 * rs6000.md (mac*): Remove extra spaces.
6765 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
6768 * config/sh/predicates.md (arith_reg_or_t_reg_operand): New predicate.
6769 * config/sh/sh.md (*rotcr): Use arith_reg_or_t_reg_operand predicate.
6770 Handle the case where one of the operands is T_REG.
6771 Add new pattern to handle MSB extraction.
6773 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
6776 * config/sh/sh.md (*addc): Add pattern to handle one bit left shifts.
6778 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
6780 * config/sh/sh.md (prologue, epilogue): Use braced strings.
6782 2012-09-19 Eric Botcazou <ebotcazou@adacore.com>
6784 PR rtl-optimization/54290
6785 * reload1.c (choose_reload_regs): Also take into account secondary MEMs
6786 to remove address replacements for inherited reloads.
6787 (replaced_subreg): Move around.
6789 2012-09-19 David Edelsohn <dje.gcc@gmail.com>
6791 * config/rs6000/aix61.h (TARGET_DEFAULT): Add MASK_PPC_GPOPT,
6792 MASK_PPC_GFXOPT, and MASK_MFCRF.
6794 2012-09-19 Richard Guenther <rguenther@suse.de>
6796 * passes.c (init_optimization_passes): For -Og move
6797 pass_object_sizes inbetween CCP and copyprop.
6799 2012-09-19 Richard Guenther <rguenther@suse.de>
6801 * tree-ssa-forwprop.c (get_prop_source_stmt): Simplify.
6803 2012-09-19 Jan Hubicka <jh@suse.cz>
6805 * symtab.c (insert_to_assembler_name_hash): Do not insert
6807 (unlink_from_assembler_name_hash): NULL out pointers of unlinked var.
6808 (symtab_prevail_in_asm_name_hash): New.
6809 (symtab_initialize_asm_name_hash): Break out from ...
6810 (symtab_node_for_asm): ... here.
6811 (dump_symtab_base): Dump LTO file data.
6812 (verify_symtab_base): Register vars are not in symtab.
6813 * cgraph.h (symtab_initialize_asm_name_hash,
6814 symtab_prevail_in_asm_name_hash): New functions.
6815 (symtab_real_symbol_p): New inline.
6816 * lto-symtab.c: Do not include gt-lto-symtab.h.
6817 (lto_symtab_entry_def): Remove.
6818 (lto_symtab_entry_t): Remove.
6819 (lto_symtab_identifiers): Remove.
6820 (lto_symtab_free): Remove.
6821 (lto_symtab_entry_hash): Remove.
6822 (lto_symtab_entry_eq): Remove.
6823 (lto_symtab_entry_marked_p): Remove.
6824 (lto_symtab_maybe_init_hash_table): Remove.
6825 (resolution_guessed_p, set_resolution_guessed): New functions.
6826 (lto_symtab_register_decl): Only set resolution info.
6827 (lto_symtab_get, lto_symtab_get_resolution): Remove.
6828 (lto_symtab_merge): Reorg to work across symtab; do nothing if decls
6830 (lto_symtab_resolve_replaceable_p): Reorg to work on symtab.
6831 (lto_symtab_resolve_can_prevail_p): Likewise; only real symbols can
6833 (lto_symtab_resolve_symbols): Reorg to work on symtab.
6834 (lto_symtab_merge_decls_2): Likewise.
6835 (lto_symtab_merge_decls_1): Likewise; add debug dumps.
6836 (lto_symtab_merge_decls): Likewise; do not merge at ltrans stage.
6837 (lto_symtab_merge_cgraph_nodes_1): Reorg to work on symtab.
6838 (lto_symtab_merge_cgraph_nodes): Likewise; do not merge at ltrans
6840 (lto_symtab_prevailing_decl): Rewrite to lookup into symtab.
6841 * lto-streaer.h (lto_symtab_free): Remove.
6842 * lto-cgraph.c (add_references): Cleanup.
6843 * varpool.c (varpool_assemble_decl): Skip hard regs.
6845 2012-09-19 Richard Guenther <rguenther@suse.de>
6848 * common/common-target.h (OPT_LEVELS_1_PLUS_NOT_DEBUG): Add.
6850 2012-09-19 Richard Guenther <rguenther@suse.de>
6853 * common.opt (optimize_debug): New variable.
6854 (Og): New optimization level.
6855 * doc/invoke.texi (Og): Document.
6856 * opts.c (maybe_default_option): Add debug parameter.
6857 (maybe_default_options): Likewise.
6858 (default_options_optimization): Handle -Og.
6859 (common_handle_option): Likewise.
6860 * passes.c (gate_all_optimizations): Do not run with -Og.
6861 (gate_all_optimizations_g): New gate, run with -Og.
6862 (pass_all_optimizations_g): New container pass, run with -Og.
6863 (init_optimization_passes): Schedule pass_all_optimizations_g
6864 alongside pass_all_optimizations.
6866 2012-09-19 Richard Guenther <rguenther@suse.de>
6868 PR tree-optimization/54132
6869 * tree-loop-distribution.c (classify_partition): Properly
6870 check dependences for memmove.
6871 * tree-data-ref.h (compute_affine_dependence): Declare.
6872 * tree-data-ref.c (compute_affine_dependence): Export.
6874 2012-09-19 Zhenqiang Chen <zhenqiang.chen@arm.com>
6877 * bb-reorder.c (connect_better_edge_p): New added.
6878 (find_traces_1_round): When optimizing for size, ignore edge frequency
6879 and probability, and handle all in one round.
6880 (bb_to_key): Use bb->index as key when optimizing for size.
6881 (better_edge_p): The bb with smaller index is better when optimizing
6883 (connect_traces): When optimizing for size, connect block n with
6884 block n + 1; connect trace m with trace m + 1 if falling through.
6885 (gate_handle_reorder_blocks): Enable bbro when optimizing for -Os.
6887 2012-09-19 Bin Cheng <bin.cheng@arm.com>
6889 * fold-const.c (fold_truth_andor): Remove duplicated check on
6892 2012-09-18 Eric Botcazou <ebotcazou@adacore.com>
6895 * expr.c (store_field): Handle a PARALLEL in more cases.
6897 2012-09-18 Segher Boessenkool <segher@kernel.crashing.org>
6899 * config/rs6000/rs6000.md (sminsi3, smaxsi3, uminsi3, umaxsi3): Delete.
6900 (abssi2, abs<mode>2_isel, nabs<mode>2_isel, abssi2_nopower,
6901 nabs_nopower): Delete.
6902 (absdi2, absdi2_internal, nabsdi2): Delete.
6903 (smindi3, smaxdi3, umindi3, umaxdi3): Delete.
6905 2012-09-18 Georg-Johann Lay <avr@gjlay.de>
6907 * config/avr/avr.md: Tidy up empty "". Fix C code indentation.
6908 * config/avr/avr-fixed.md: Ditto.
6910 2012-09-18 Maciej W. Rozycki <macro@codesourcery.com>
6912 * config/rs6000/rs6000.c (print_operand) <'c'>: Remove.
6913 * config/rs6000/spe.md: Remove a leftover comment.
6915 2012-09-18 Jakub Jelinek <jakub@redhat.com>
6918 * config/i386/i386.c (ix86_rtx_costs): Limit > UNITS_PER_WORD
6919 AND/IOR/XOR cost calculation to MODE_INT class modes.
6921 2012-09-18 Thomas Quinot <quinot@adacore.com>
6923 * doc/invoke.texi: Document -fada-spec-parent.
6925 2012-09-18 Jakub Jelinek <jakub@redhat.com>
6927 PR tree-optimization/54610
6928 * tree-ssa-forwprop.c: Include optabs.h. Don't include
6930 (simplify_vector_constructor): Don't use vect_gen_perm_mask,
6931 instead create the mask constant here.
6932 * Makefile.in (tree-ssa-forwprop.o): Depend on $(OPTABS_H).
6933 Don't depend on $(TREE_VECTORIZER_H).
6935 2012-09-18 Florian Weimer <fweimer@redhat.com>
6937 * Makefile.in (BASIC_BLOCK_H): Add cfg-flags.def.
6939 2012-09-18 Richard Guenther <rguenther@suse.de>
6941 * statistics.h (CXX_MEM_STAT_INFO): New define.
6942 * gimple.h (gimple_build_assign_with_ops_stat,
6943 gimple_build_assign_with_ops, gimple_build_assign_with_ops3):
6944 Turn into an overload of the function gimple_build_assign_with_ops.
6945 * gimple.c (gimple_build_assign_with_ops_stat): Rename to ...
6946 (gimple_build_assign_with_ops): ... this.
6947 * tree-ssa-loop-im.c (move_computations_stmt): Adjust.
6948 * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
6949 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
6950 (vect_permute_load_chain): Likewise.
6951 * tree-vect-generic.c (expand_vector_divmod): Likewise.
6952 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Likewise.
6953 (vect_recog_divmod_pattern): Likewise.
6954 (vect_recog_mixed_size_cond_pattern): Likewise.
6955 (adjust_bool_pattern): Likewise.
6956 * tree-vect-slp.c (vect_create_mask_and_perm): Likewise.
6957 * tree-vect-stmts.c (vectorizable_operation): Likewise.
6958 (permute_vec_elements): Likewise.
6959 (vectorizable_load): Likewise.
6961 2012-09-17 Paul Koning <ni1d@arrl.net>
6963 * doc/invoke.text (-feliminate-unused-debug-types): Update to
6964 reflect that this is enabled by default.
6966 2012-09-17 Ben Cheng <bccheng@google.com
6968 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Suppress the
6969 dynamic linker commands for statically linked programs.
6971 2012-09-17 Ulrich Weigand <ulrich.weigand@linaro.org>
6973 * config/arm/arm.c (arm_rtx_costs_1): Handle vec_extract and vec_set
6975 * config/arm/arm.md ("vec_set<mode>_internal"): Support memory source
6976 operands, implemented via vld1 instruction.
6977 ("vec_extract<mode>"): Support memory destination operands, implemented
6978 via vst1 instruction.
6979 ("neon_vst1_lane<mode>"): Use UNSPEC_VST1_LANE instead of vec_select.
6980 * config/arm/predicates.md ("neon_lane_number"): Remove.
6982 2012-09-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6983 Ulrich Weigand <ulrich.weigand@linaro.org>
6985 * config/arm/arm.c (output_move_neon): Update comment.
6986 Use vld1.64/vst1.64 instead of vldm/vstm where possible.
6987 (neon_vector_mem_operand): Support double-word modes.
6988 * config/arm/neon.md (*neon_mov VD): Call output_move_neon
6989 instead of output_move_vfp. Change constraint from Uv to Un.
6991 2012-09-17 Richard Guenther <rguenther@suse.de>
6994 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
6995 FIXED_VALUE_TYPE instead of struct fixed_value.
6997 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
6999 * config/avr/avr.c (CONST_FIXED_P): Remove define.
7000 * config/avr/avr.md (add<mode>3): Use CONST_FIXED_P.
7002 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
7005 * config.gcc (tm_file,avr): Add avr/avr-arch.h.
7006 * config/avr/t-avr (gen-avr-mmcu-texi): Use CC_FOR_BUILD to
7007 compile. Don't depend on TM_H. Use CFLAGS_FOR_BUILD.
7008 * config/avr/avr.h (avr_arch, base_arch_s, mcu_type_s): Source out
7010 * config/avr/avr-arch.h: ...this new file.
7011 * config/avr/gen-avr-mmcu-texi.c: Include avr-arch.h, stdio.h,
7013 * comparator: Make letters smaller than digits.
7014 * config/avr/avr-devices.c: Don't include headers if used in
7015 gen-avr-mmcu-texi.c.
7016 * doc/avr-mmcu.texi: Regenerate.
7018 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
7020 * rtl.h (CONST_FIXED_P): New predicate macro.
7022 2012-09-17 Eric Botcazou <ebotcazou@adacore.com>
7024 * tree-cfgcleanup. (cleanup_control_expr_graph) <GIMPLE_COND>: Remove
7025 code doing propagation from degenerate PHI nodes.
7026 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): New function.
7027 (propagate_constants_for_unrolling): Likewise.
7028 (tree_unroll_loops_completely): If the current loop has been unrolled
7029 and its father isn't the entire function, propagate constants within
7030 the new basic blocks by means of propagate_constants_for_unrolling.
7032 2012-09-17 Jakub Jelinek <jakub@redhat.com>
7034 PR tree-optimization/54563
7035 * tree-ssa-math-opts.c (execute_cse_sincos): Call
7036 gimple_purge_dead_eh_edges if last call has been changed.
7038 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
7041 * config/avr/avr.c (avr_out_plus_symbol): Fix typo if PLUS and PSImode.
7042 (avr_out_plus_1): Remove log comments from assembler output.
7044 2012-09-17 Ruben Buchatskiy <ruben@ispras.ru>
7046 * config/arm/vfp.md (*thumb2_movdf_vfp): Require one of the operands
7049 2012-09-16 Richard Sandiford <rdsandiford@googlemail.com>
7051 * calls.c (expand_call): Use emit_group_move for PARALLEL->PARALLEL
7054 2012-09-15 Tom de Vries <tom@codesourcery.com>
7056 * tree-vrp.c (extract_range_from_binary_expr_1): Fix bug in handling of
7057 LSHIFT_EXPR with shift range. Handle more LSHIFT_EXPR cases with shift
7060 2012-09-15 Georg-Johann Lay <avr@gjlay.de>
7063 * config/avr/avr-fixed.md (ALL2S, ALL4S, ALL24S, ALL124S,
7064 ALL124U): New mode iterators.
7065 (<code_stdname><mode>3): New insns for SS_PLUS, SS_MINUS.
7066 (<code_stdname><mode>3): New insns for US_PLUS, US_MINUS.
7067 (usneg<mode>2): New insns.
7068 (<code_stdname><mode>2): New expanders for SS_NEG, SS_ABS.
7069 (*<code_stdname><mode>2): New insns for SS_NEG, SS_ABS.
7070 * config/avr/avr-dimode.md (ALL8U, ALL8S): New mode iterators.
7071 (avr_out_plus64, avr_out_minus64): Use avr_out_plus instead.
7072 (<code_stdname><mode>3): New expanders for SS_PLUS, SS_MINUS.
7073 (<code_stdname><mode>3): New expanders for US_PLUS, US_MINUS.
7074 (<code_stdname><mode>3_insn): New insns.
7075 (<code_stdname><mode>3_const_insn): New insns.
7076 * config/avr/avr.md (cc): Add: plus. Remove: out_plus,
7077 out_plus_noclobber, minus.
7078 (length): Add: plus. Remove: out_plus, out_plus_noclobber,
7079 plus64, minus, minus64.
7080 (abelian): New code_attr.
7081 (code_stdname): Handle: ss_plus, ss_minus, ss_neg, ss_abs,
7082 us_plus, us_minus, us_neg.
7083 (*add<mode>3, add<mode>3_clobber, add<mode>3, addpsi3, sub<mode>3):
7084 Use avr_out_plus to output.
7085 * config/avr/avr-protos.h (avr_out_plus): Change prototype.
7086 (avr_out_plus_noclobber, avr_out_minus): Remove.
7087 (avr_out_plus64, avr_out_minus64): Remove.
7088 * config/avr/avr.c (avr_out_plus_1): Add new default arguments
7089 code_sat, sign. Saturate after operation if code_sat != UNKNOWN.
7090 (avr_out_plus_symbol): New static function.
7091 (avr_out_plus): Rewrite.
7092 (adjust_insn_length): Handle: ADJUST_LEN_PLUS. Remove handling
7093 of: ADJUST_LEN_OUT_PLUS, ADJUST_LEN_PLUS64, ADJUST_LEN_MINUS,
7094 ADJUST_LEN_MINUS64, ADJUST_LEN_OUT_PLUS_NOCLOBBER.
7095 (notice_update_cc): Handle: CC_PLUS. Remove handling of: CC_MINUS,
7096 CC_OUT_PLUS, CC_OUT_PLUS_NOCLOBBER
7097 (avr_out_plus_noclobber, avr_out_minus): Remove.
7098 (avr_out_plus64, avr_out_minus64): Remove.
7099 (avr_print_operand): Print raw REGNO if 'r' is used with REG.
7101 2012-09-15 Oleg Endo <olegendo@gcc.gnu.org>
7103 * config/sh/sh.c (sh_rtx_costs): Add handling of MEM, SIGN_EXTEND,
7104 ZERO_EXTEND and PARALLEL cases.
7105 (sh_address_cost): Correct rtx parsing and tweak cost estimations.
7107 2012-09-14 Sandra Loosemore <sandra@codesourcery.com>
7109 * doc/tm.texi.in (Stack Arguments): Update obsolete references
7110 to current_function_outgoing_args_size.
7111 (Function Entry): Likewise for current_function_pops_args,
7112 current_function_pretend_args_size,
7113 current_function_outgoing_args_size, and
7114 current_function_epilogue_delay_list.
7115 (Misc): Fix garbled sentence referencing nonexistent
7116 current_function_leaf_function.
7117 * doc/tm.texi: Regenerated.
7119 2012-09-14 Dehao Chen <dehao@google.com>
7121 * tree-eh.c (goto_queue_node): New field.
7122 (record_in_goto_queue): New parameter.
7123 (record_in_goto_queue_label): New parameter.
7124 (lower_try_finally_dup_block): New parameter.
7125 (maybe_record_in_goto_queue): Update source location.
7126 (lower_try_finally_copy): Likewise.
7127 (honor_protect_cleanup_actions): Likewise.
7128 * gimplify.c (gimplify_expr): Reset the location to unknown.
7130 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
7132 * configure: Regenerated.
7134 2012-09-14 Walter Lee <walt@tilera.com>
7136 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
7137 option for TILEPro and TILE-Gx.
7138 (TILE-Gx Options): Fix grammar and spellings in documentation for
7141 2012-09-14 Marc Glisse <marc.glisse@inria.fr>
7144 * fold-const.c (fold_unary_loc): Disable for VECTOR_TYPE.
7145 (fold_binary_loc): Likewise.
7146 * gimple-fold.c (and_comparisons_1): Handle VECTOR_TYPE.
7147 (or_comparisons_1): Likewise.
7149 2012-09-14 Richard Earnshaw <rearnsha@arm.com>
7152 PR rtl-optimization/54540
7153 * reload.c (find_dummy_reload): Don't use OUT as a reload reg
7154 for IN if it overlaps a fixed register.
7156 2012-09-14 Eric Botcazou <ebotcazou@adacore.com>
7158 PR rtl-optimization/44194
7159 * calls.c (expand_call): In the PARALLEL case, copy the return value
7160 into pseudos instead of spilling it onto the stack.
7161 * emit-rtl.c (adjust_address_1): Rename ADJUST into ADJUST_ADDRESS and
7162 add new ADJUST_OBJECT parameter.
7163 If ADJUST_OBJECT is set, drop the underlying object if it cannot be
7164 proved that the adjusted memory access is still within its bounds.
7165 (adjust_automodify_address_1): Adjust call to adjust_address_1.
7166 (widen_memory_access): Likewise.
7167 * expmed.c (store_bit_field_1): Call adjust_bitfield_address instead
7168 of adjust_address. Do not drop the underlying object of a MEM.
7169 (store_fixed_bit_field): Likewise.
7170 (extract_bit_field_1): Likewise. Fix oversight in recursion.
7171 (extract_fixed_bit_field): Likewise.
7172 * expr.h (adjust_address_1): Adjust prototype.
7173 (adjust_address): Adjust call to adjust_address_1.
7174 (adjust_address_nv): Likewise.
7175 (adjust_bitfield_address): New macro.
7176 (adjust_bitfield_address_nv): Likewise.
7177 * expr.c (expand_assignment): Handle a PARALLEL in more cases.
7178 (store_expr): Likewise.
7179 (store_field): Likewise.
7181 * dse.c: Fix typos in the head comment.
7183 2012-09-14 Christian Bruel <christian.bruel@st.com>
7186 * config/sh/sh-protos.h (sh_need_epilogue): Delete.
7187 (sh_can_use_simple_return_p): Declare.
7188 * config/sh/sh.c (sh_can_use_simple_return_p): Define.
7189 (sh_need_epilogue, sh_need_epilogue_known): Delete.
7190 (sh_output_function_epilogue): Remove sh_need_epilogue_known.
7191 * config/sh/sh.md (simple_return, return): Define.
7192 (epilogue): Use inline return rtl.
7193 (sh_expand_epilogue): Cleanup parameters boolean type.
7194 * config/sh/iterators.md (any_return): New iterator.
7196 2012-09-14 Christian Bruel <christian.bruel@st.com>
7198 * config/sh/predicates.md (t_reg_operand): Check REG_P for SUBREG.
7199 * config/sh/sh.c (sequence_insn_p): Check INSNP_P for SEQUENCE.
7201 2012-09-14 Jakub Jelinek <jakub@redhat.com>
7204 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
7205 instead of (match_dup 0) as second argument to vec_merge.
7206 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
7207 Remove third alternative.
7208 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
7209 operand 2 instead of operand 1, but put it as first argument of fma.
7210 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
7211 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
7214 2012-09-14 Richard Guenther <rguenther@suse.de>
7216 PR tree-optimization/54565
7217 * passes.c (init_optimization_passes): Adjust comments.
7218 (execute_function_todo): Do not execute execute_update_addresses_taken
7219 before processing TODO_rebuild_alias.
7220 * tree-ssa-ccp.c (do_ssa_ccp): Schedule TODO_update_address_taken.
7222 2012-09-14 Richard Guenther <rguenther@suse.de>
7224 * tree-vrp.c (register_new_assert_for): Simplify for backward walk.
7225 (find_assert_locations_1): Walk the basic-block backwards, properly
7226 add/prune from live. Use live for asserts derived from stmts.
7228 2012-09-14 Marc Glisse <marc.glisse@inria.fr>
7230 * tree-ssa-forwprop.c (simplify_bitfield_ref): Call
7231 get_prop_source_stmt.
7232 (simplify_permutation): Likewise.
7233 (simplify_vector_constructor): Likewise.
7235 2012-09-14 Richard Guenther <rguenther@suse.de>
7237 * builtin-types.def (BT_FN_CONST_STRING): Add.
7238 * builtins.def (BUILT_IN_FILE, BUILT_IN_FUNCTION,
7239 BUILT_IN_LINE): New builtins.
7240 * gimplify.c (gimplify_call_expr): Expand them.
7241 * doc/extend.texi (__builtin_LINE, __builtin_FUNCTION,
7242 __builtin_FILE): Document.
7244 2012-09-13 Anthony Green <green@moxielogic.com>
7246 * config/moxie/moxie.h (LINK_SPEC): Add bi-endian support.
7247 (MULTILIB_DEFAULTS): Define.
7249 (BYTES_BIG_ENDIAN, WORDS_BIG_ENDIAN): Add bi-endian support.
7250 (TARGET_CPU_CPP_BUILTINS): Add __MOXIE_LITTLE_ENDIAN__ and
7251 __MOXIE_BIG_ENDIAN__.
7252 * config/moxie/t-moxie (MULTILIB_DIRNAMES, MULTILIB_OPTIONS): Define.
7253 * config/moxie/moxie.opt: New file.
7254 * doc/invoke.texi (Moxie Options): Add section documenting -mel
7257 2012-09-13 Paolo Carlini <paolo.carlini@oracle.com>
7258 Manuel López-Ibáñez <manu@gcc.gnu.org>
7261 * doc/invoke.texi ([Winit-self]): Document as enabled by -Wall in C++.
7263 2012-09-13 Eric Botcazou <ebotcazou@adacore.com>
7265 * config/sparc/predicates.md (input_operand): Do not consider TImode
7266 constants as 1-instruction integer constants.
7267 Use register_or_zero_operand instead of register_operand and tidy up.
7268 * config/sparc/sparc.md (movti): New expander.
7269 (movti_insn_sp64): New instruction.
7270 (movti_insn_sp64_hq): Likewise.
7271 (TImode splitters): New splitters.
7272 * config/sparc/sparc.c (sparc_expand_move) <TImode>: New case.
7273 (sparc_legitimate_address_p): Return 0 for REG+REG in TImode.
7275 * config/sparc/sparc-protos.h (arith_double_4096_operand): Delete.
7276 (arith_4096_operand): Likewise.
7277 (zero_operand): Likewise.
7278 (fp_zero_operand): Likewise.
7279 (reg_or_0_operand): Likewise.
7281 2012-09-13 Jakub Jelinek <jakub@redhat.com>
7283 * configure.ac (CXXFLAGS): Remove -O2 when not bootstrapping.
7284 * configure: Regenerated.
7286 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
7288 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
7289 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
7291 (*prefetch_sse): ... this.
7292 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
7294 (*prefetch_3dnow): ... this.
7296 2012-09-13 Steven Bosscher <steven@gcc.gnu.org>
7298 * ipa-pure-const.c (state_from_flags, local_pure_const): Use
7299 current_function_name instead of lang_hooks.decl_printable_name.
7301 * function.h (fndecl_name): New prototype.
7302 * function.c (fndecl_name): New function.
7303 * vecir.h (cgraph_node_p): New standard IR VEC type.
7304 * trans-mem.c (cgraph_node_p): No need anymore to define it here.
7305 * ipa-utils.h (ipa_get_nodes_in_cycle): New prototype.
7306 * ipa-utils.c (ipa_get_nodes_in_cycle): New function.
7307 * ipa-reference.c: Don't include langhooks.h, and certainly not twice.
7308 Fix many formatting issues (long lines, short lines, spacing, etc.).
7309 (get_static_name): Use fndecl_name.
7310 (dump_static_vars_set_to_file): New function split out from propagate.
7311 (union_static_var_sets): New function, union two sets and collapse
7312 to all_module_statics as quickly as possible.
7313 (intersect_static_var_sets): New function, similar to above.
7314 (copy_static_var_set): Renamed from copy_global_bitmap and rewritten
7315 to allocate a copy on the same bitmap_obstack as the source set.
7316 (propagate_bits): Simplify, and clarify by using union_static_var_sets.
7317 (generate_summary): Remove bm_temp. Print UID of promotable globals.
7318 (read_write_all_from_decl): Use pass-by-reference, bless C++.
7319 (get_read_write_all_from_node): New function, split out from propagate.
7320 (propagate): Simplify and clarify with helper functions. Use
7321 ipa_get_nodes_in_cycle to walk all nodes in a reduced node.
7322 (ipa_reference_read_optimization_summary): Use fndecl_name instead of
7323 lang_hooks.decl_printable_name.
7325 * rtl.h (print_rtl_single_with_indent): New prototype.
7326 * print-rtl.c (print_rtl_single_with_indent): New function.
7327 * cfghooks.h (empty_block_p, split_block_before_cond_jump): New hooks.
7328 * cfghooks.c (empty_block_p, split_block_before_cond_jump): Implement.
7329 * cfgrtl.c (rtl_block_empty_p, rtl_split_block_before_cond_jump):
7330 Implement RTL specific hooks.
7331 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Register the new hooks.
7332 * tree-cfg.c (gimple_empty_block_p,
7333 gimple_split_block_before_cond_jump): Implement GIMPLE specific hooks.
7334 (gimple_cfg_hooks): Register the new hooks.
7335 * tree-ssa-phiopt.c (empty_block_p): Remove in favor of new hook.
7337 2012-09-13 Richard Guenther <rguenther@suse.de>
7339 * tree-ssa-sccvn.h (enum vn_kind): New.
7340 (vn_get_stmt_kind): Likewise.
7341 * tree-ssa-sccvn.c (vn_get_stmt_kind): New function, adjust
7343 (visit_use): Use it.
7344 * tree-ssa-pre.c (compute_avail): Likewise, simplify further.
7346 2012-09-13 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7348 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
7349 for targets bdver1, bdver2, btver1 and btver2.
7351 2012-09-13 Christophe Lyon <christophe.lyon@linaro.org>
7352 Richard Earnshaw <rearnsha@arm.com>
7354 * config/arm/arm.md (arm_rev): Factorize thumb1, thumb2 and arm
7355 variants for rev instruction..
7356 (thumb1_rev): Delete pattern.
7357 (arm_revsh): New pattern to support builtin_bswap16.
7358 (arm_rev16, bswaphi2): Likewise.
7360 2012-09-12 Teresa Johnson <tejohnson@google.com>
7362 PR gcov-profile/54487
7363 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
7364 test using F_SETLKW with fcntl.
7365 * configure, config.in: Regenerate.
7367 2012-09-12 Jan Hubicka <jh@suse.cz>
7370 * ipa-inline-analysis.c (dump_inline_hints): Dump loop stride.
7371 (set_hint_predicate): New function.
7372 (reset_inline_summary): Reset loop stride.
7373 (remap_predicate_after_duplication): New function.
7374 (remap_hint_predicate_after_duplication): New function.
7375 (inline_node_duplication_hook): Update.
7376 (dump_inline_summary): Dump stride summaries.
7377 (estimate_function_body_sizes): Compute strides.
7378 (remap_hint_predicate): New function.
7379 (inline_merge_summary): Use it.
7380 (inline_read_section): Read stride.
7381 (inline_write_summary): Write stride.
7382 * ipa-inline.c (want_inline_small_function_p): Handle strides.
7383 (edge_badness): Likewise.
7384 * ipa-inline.h (inline_hints_vals): Add stride hint.
7385 (inline_summary): Update stride.
7387 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
7389 * config/i386/i386.c (x86_prefetch_sse): Change to unsigned char.
7390 * config/i386/i386.h (x86_prefetch_sse): Ditto.
7392 2012-09-12 H.J. Lu <hongjiu.lu@intel.com>
7395 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7396 negative offset for UNSPEC_DTPOFF/UNSPEC_NTPOFF.
7398 2012-09-12 Jan Hubicka <jh@suse.cz>
7400 * common.opt (flto-partition): Add "max".
7401 * invoke.texi (flto-partition): Document "max"
7403 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
7405 * config/i386/i386.md : Comments on fma4 instruction selection
7406 reflect requirement on register pressure based cost model.
7408 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
7409 flag is set-reset as informed by the cpuid flag.
7411 * config/i386/i386.c (processor_alias_table): fma4
7412 flag is enabled for bdver2.
7414 2012-09-12 Richard Guenther <rguenther@suse.de>
7416 PR tree-optimization/54489
7417 * tree-ssa-pre.c: Include domwalk.h.
7419 (sccvn_valnum_from_value_id): New function.
7420 (debug_bitmap_sets_for): Simplify.
7421 (get_representative_for): Properly initialize the SCCVN valnum.
7422 (create_expression_by_pieces): Likewise.
7423 (insert_into_preds_of_block): Likewise.
7424 (can_PRE_operation): Remove.
7425 (make_values_for_phi): Simplify.
7426 (compute_avail): Likewise.
7427 (do_SCCVN_insertion): Remove.
7428 (eliminate_avail, eliminate_push_avail, eliminate_insert):
7430 (eliminate): Split and perform a domwalk.
7431 (eliminate_bb): Former eliminate part that is now dom-enter.
7432 (eliminate_leave_block): New function.
7433 (fini_eliminate): Likewise.
7434 (init_pre): Simplify.
7435 (fini_pre): Likewise.
7436 (execute_pre): Fold into do_pre and do_fre.
7437 (do_pre): Consume execute_pre.
7439 * Makefile.in (tree-ssa-pre.o): Add domwalk.h dependency.
7441 2012-09-12 Diego Novillo <dnovillo@google.com>
7443 * vec.h: Remove compatibility notes for previous distinction
7444 between vectors of objects and vectors of pointers.
7446 2012-09-12 Christian Bruel <christian.bruel@st.com>
7448 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
7450 2012-09-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7452 * rtl.h (FFS, FLOAT, ABS, PC): Don't undef.
7453 * system.h (FFS, FLOAT, ABS, PC): Undef.
7455 2012-09-12 Richard Guenther <rguenther@suse.de>
7458 * common.opt (finline): Mark with Optimization.
7460 2012-09-12 Jakub Jelinek <jakub@redhat.com>
7462 * config.gcc: Obsolete picochip-*.
7464 2012-09-12 Nathan Froyd <froydnj@gcc.gnu.org>
7465 Hans-Peter Nilsson <hp@bitrange.com>
7467 * config/mmix/mmix.h (MMIX_REG_OK_STRICT): Delete.
7468 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P): Delete.
7469 (CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7470 * config/mmix/mmix-protos.h (mmix_intval): Declare.
7471 (mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
7472 (mmix_const_double_ok_for_letter_p): Delete.
7473 * config/mmix/constraints.md: New file.
7474 * config/mmix/mmix.md: Include it.
7475 (iordi3): Fix typo; use "I" instead of undefined "H" constraint.
7476 ("*call_real"): Update comment about not using the "p" constraint.
7477 * config/mmix/predicates.md (mmix_reg_or_8bit_operand): Use
7478 satisfies_constraint_I.
7479 (mmix_address_operand): New predicate.
7480 (mmix_symbolic_or_address_operand): Use it instead of address_operand.
7481 * config/mmix/mmix.c: #include tm-constrs.h.
7482 (mmix_intval): Delete declaration. Make non-static.
7483 (mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
7484 (mmix_const_double_ok_for_letter_p): Delete.
7485 (mmix_legitimate_address_p): Use satisfies_constraint_I.
7486 (mmix_print_operand_address): Likewise.
7487 (mmix_emit_sp_add): Adjust to use insn_const_int_ok_for_constraint
7488 when matching "L" constraint.
7490 2012-09-11 Steven Bosscher <steven@gcc.gnu.org>
7492 * tree.h (expand_case): Move prototype ...
7493 * expr.h (expand_case): ...here.
7494 (expand_sjlj_dispatch_table): New prototype.
7495 * stmt.c: Include pointer-set.h instead of bitmap.h.
7496 (expand_case): Use a pointer set instead of a bitmap for
7497 already-seen labels. Fold label values here.
7498 (add_case_node): Don't fold label values here.
7499 (expand_sjlj_dispatch_table): New function.
7500 * except.c (sjlj_emit_dispatch_table): Use it.
7502 2012-09-11 Marc Glisse <marc.glisse@inria.fr>
7504 * tree-ssa-forwprop.c (simplify_vector_constructor): New function.
7505 (ssa_forward_propagate_and_combine): Call it.
7507 2012-09-11 Diego Novillo <dnovillo@google.com>
7509 * var-tracking.c (vt_add_function_parameter): Adjust for VEC changes.
7511 2012-09-11 Dominique Dhumieres <dominiq@lps.ens.fr>
7513 * config/darwin.c (darwin_asm_named_section): Adjust for VEC changes.
7514 (darwin_asm_dwarf_section): Likewise.
7516 2012-09-11 Martin Jambor <mjambor@suse.cz>
7518 * dwarf2out.c (dwarf2out_abstract_function): Do not change cfun.
7519 (premark_used_types): New parameter fun, use it instead of cfun.
7520 (gen_subprogram_die): Use DECL_STRUCT_FUNCTION (decl) instead of cfun,
7521 also pass it to premark_used_types.
7523 2012-09-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7525 * doc/sourcebuild.texi (arm_neon_v2_ok): Adjust command line.
7527 2012-09-11 Tobias Burnus <burnus@net-b.de>
7529 * doc/sourcebuild.texi (arm_neon_v2_ok): Fix @anchor.
7531 2012-09-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7532 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7534 * config/arm/neon.md (fma<VCVTF:mode>4): New pattern.
7535 (*fmsub<VCVTF:mode>4): Likewise.
7536 * doc/sourcebuild.texi (arm_neon_v2_ok, arm_neon_v2_hw): Document it.
7538 2012-09-11 Aldy Hernandez <aldyh@redhat.com>
7541 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set): Only set
7544 2012-09-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7546 PR tree-optimization/55492
7547 * doc/invoke.texi (max-slsr-cand-scan): New description.
7548 * gimple-ssa-strength-reduction.c (find_basis_for_candidate): Limit
7549 the time spent searching for a basis.
7550 * params.def (PARAM_MAX_SLSR_CANDIDATE_SCAN): New param.
7552 2012-09-11 Richard Guenther <rguenther@suse.de>
7554 * gimple.h (gimple_register_type): Remove.
7555 (print_gimple_types_stats): Adjust prototype.
7556 * lto-streamer.h (print_lto_report): Likewise.
7557 * lto-streamer.c (print_lto_report): Adjust.
7558 * gimple.c (gimple_types, type_hash_cache, enum gtc_mode,
7559 struct type_pair_d, lookup_type_pair, struct sccs,
7560 next_dfs_num, gtc_next_dfs_num, struct gimple_type_leader_entry_s,
7561 gimple_type_leader, gimple_lookup_type_leader, compare_type_names_p,
7562 gtc_visit, gimple_types_compatible_p_1, gimple_types_compatible_p,
7563 visit, iterative_hash_name, struct type_hash_pair,
7564 type_hash_pair_compare, iterative_hash_gimple_type, gimple_type_hash,
7565 gimple_type_eq, gimple_register_type_1, gimple_register_type):
7567 (print_gimple_types_stats): Adjust.
7568 (free_gimple_type_tables): Likewise.
7570 2012-09-11 Richard Guenther <rguenther@suse.de>
7572 * graphite-scop-detection.c (move_sd_regions): Adjust for VEC changes.
7573 (scopdet_basic_block_info): Likewise.
7574 (build_scops_1): Likewise.
7575 (limit_scops): Likewise.
7577 2012-09-11 Richard Guenther <rguenther@suse.de>
7580 * gimple.c (get_base_address): Do not return NULL_TREE apart
7581 from for WITH_SIZE_EXPR.
7582 * gimple-fold.c (canonicalize_constructor_val): Do not call
7583 get_base_address when not necessary.
7585 2012-09-10 Andrew Pinski <apinski@cavium.com>
7588 * trans-mem.c (thread_private_new_memory): Handle COND_EXPR also.
7590 2012-09-10 Maxim Kuvyrkov <maxim@codesourcery.com>
7592 * config/m68k/m68k.c (m68k_sched_dfa_post_advance_cycle): Support
7593 starting scheduling from a pre-existing state.
7595 2012-09-10 Diego Novillo <dnovillo@google.com>
7597 * vec.h (vec_t::quick_push): Remove overload that accepts 'T *'.
7599 (vec_t::safe_push): Likewise.
7600 (vec_t::quick_insert): Likewise.
7601 (vec_t::lower_bound): Likewise.
7602 (vec_t::safe_insert): Likewise.
7603 (vec_t::replace): Change second argument to 'T &'.
7605 2012-09-10 Maciej W. Rozycki <macro@codesourcery.com>
7607 * config/rs6000/rs6000.md: Move a splitter next to its insn.
7609 2012-09-10 Oleg Endo <olegendo@gcc.gnu.org>
7612 * config/sh/sh.h (SH_DYNAMIC_SHIFT_COST): Set always to 1 if
7613 dynamic shifts are available.
7614 (SHIFT_COUNT_TRUNCATED): Always define to 0. Correct comment.
7615 * config/sh/sh.c (ashl_lshr_seq, ext_ashl_lshr_seq): Add comments.
7616 * config/sh/predicates.md (shift_count_operand): Allow
7617 arith_reg_operand even if TARGET_DYNSHIFT is false.
7618 * config/sh/sh.md (ashlsi3, lshrsi3): Expand library call patterns
7620 (ashlsi3_d_call, lshrsi3_d_call): New insns.
7622 2012-09-10 Richard Sandiford <rdsandiford@googlemail.com>
7624 * ira.c (setup_pressure_classes): Handle synonymous classes.
7626 2012-09-10 Marc Glisse <marc.glisse@inria.fr>
7628 * tree-ssa-forwprop.c (simplify_bitfield_ref): New function.
7629 (ssa_forward_propagate_and_combine): Call it.
7631 2012-09-10 Steve Ellcey <sellcey@mips.com>
7633 * config.gcc: Add mips*-mti-linux* target
7634 Handle with_synci like other options.
7635 * config/mips/gnu-user64.h (LINUX64_DRIVER_SELF_SPECS): New.
7636 (DRIVER_SELF_SPECS): Define in terms of LINUX64_DRIVER_SELF_SPECS.
7637 * config/mips/mips.h (MIPS_ISA_SYNCI_SPEC): New.
7638 * config/mips/mti-linux.h: New file.
7639 * config/mips/t-mti-linux: New file.
7641 2012-09-10 Marc Glisse <marc.glisse@inria.fr>
7643 * tree-ssa-forwprop.c (simplify_permutation): Handle CONSTRUCTOR.
7645 2012-09-10 Martin Jambor <mjambor@suse.cz>
7647 * params.def (PARAM_IPA_MAX_AGG_ITEMS): New parameter.
7648 * ipa-prop.c: Include params.h.
7649 (IPA_MAX_AFF_JF_ITEMS): Removed.
7650 (determine_known_aggregate_parts): Use param value of
7651 PARAM_IPA_MAX_AGG_ITEMS instead of IPA_MAX_AFF_JF_ITEMS.
7652 * Makefile.in (ipa-prop.o): Add PARAMS_H dependency.
7654 2012-09-10 Richard Guenther <rguenther@suse.de>
7656 PR tree-optimization/54520
7657 * tree-ssa-threadupdate.c (def_split_header_continue_p):
7658 Properly consider sub-loops.
7660 2012-09-10 Richard Henderson <rth@redhat.com>
7662 * config/alpha/predicates.md (small_symbolic_operand): Disallow
7665 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
7668 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
7670 2012-09-10 Jan Hubicka <jh@suse.cz>
7672 * lto-cgraph.c (compute_ltrans_boundary): Do not care about aliases.
7673 * symtab.c (symtab_make_decl_local): Remove user defined visibility
7674 when making symbol local.
7676 2012-09-09 Mark Kettenis <kettenis@gnu.org>
7678 * config/openbsd-stdint.h (INTMAX_TYPE, UINTMAX_TYPE): Define.
7680 2012-09-09 Jan Hubicka <jh@suse.cz>
7682 * passes.c (ipa_write_summaries_1): Set state;
7683 do not call compute_ltrans_boundary.
7684 (ipa_write_optimization_summaries): Likewise.
7685 (ipa_write_summaries): compute_ltrans_boundary here.
7686 * lto-streamer.h (lto_symtab_encoder_d): NODES are allocated in heap.
7687 (compute_ltrans_boundary): Update prototype.
7689 2012-09-09 Ulrich Drepper <drepper@gmail.com>
7691 * config/i386/cpuid.h: Define signature_*_e[bcd]x macros for
7692 matching results of level 0 calls to __cpuid to processor
7694 * config/i386/driver-i386.c (vendor_signatures): Removed.
7695 (processor_signatures): Removed.
7696 (host_detect_local_cpu): Replace uses of now-removed SIG_*
7697 constants with the new signature_*_ebx constants.
7699 2012-09-08 Jan Hubicka <jh@suse.cz>
7701 Replace cgraph_node_set and varpool_node_set by symtab_node_encoder
7703 * tree-pass.h (cgraph_node_set_def, varpool_node_set_def): Remove
7704 forward declaration.
7705 (lto_symtab_encoder_d): Forward declare.
7706 (ipa_write_optimization_summaries): Update.
7707 * lto-cgraph.c (lto_symtab_encoder_new): Do not initialize
7708 body, initializer and in_partition.
7709 (lto_symtab_encoder_delete): Update.
7710 (lto_symtab_encoder_encode): Update.
7711 (lto_symtab_encoder_lookup): Move inline.
7712 (lto_symtab_encoder_delete_node): New function.
7713 (lto_symtab_encoder_encode_body_p, lto_set_symtab_encoder_encode_body,
7714 lto_symtab_encoder_encode_initializer_p,
7715 lto_set_symtab_encoder_encode_initializer,
7716 lto_symtab_encoder_in_partition_p,
7717 lto_symtab_encoder_in_partition_p): Update.
7718 (compute_ltrans_boundary): Take encoder as an input.
7719 * passes.c (ipa_write_summaries_1): Update.
7720 (ipa_write_summaries_1): Update.
7721 (ipa_write_summaries): Update.
7722 (ipa_write_optimization_summaries): Update.
7723 * lto-streamer.c (print_lto_report): Report number of cgraph nodes.
7724 * lto-streamer.h (lto_stats_d): Replace num_output_cgraph_nodes by
7725 num_output_symtab_nodes.
7726 (lto_encoder_entry): New structure.
7727 (struct lto_symtab_encoder_d): Reorg.
7728 (lto_symtab_encoder_delete_node): Declare.
7729 (lto_symtab_encoder_lookup): Bring inline.
7730 (compute_ltrans_boundary): Update.
7731 (lto_symtab_encoder_size): Update.
7732 (lsei_node, lsei_cgraph_node, lsei_varpool_node): Update.
7733 (lto_symtab_encoder_deref): Update.
7735 2012-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7737 * config/pa/pa.c (hppa_rtx_costs): Update costs for large
7740 2012-09-08 Andi Kleen <ak@linux.intel.com>
7742 * lto/lto.c (do_whole_program_analysis): Fix last broken patch.
7744 2012-09-08 Andi Kleen <ak@linux.intel.com>
7746 * common.opt (-fmem-report-wpa): Add
7747 * doc/invoke.texi (-fmem-report-wpa): Document.
7748 * lto/lto.c (do_whole_program_analysis): Run mem_report
7749 when mem_report_wpa is set.
7751 2012-09-07 Anthony Green <green@moxielogic.com>
7753 * config/moxie/moxie.c (moxie_expand_prologue): Optimize prologue
7754 for functions with large static stack requirements.
7755 (moxie_expand_epilogue): Use $r12 instead of $r5 for pulling saved
7756 values off of the stack.
7758 2012-09-07 Nick Clifton <nickc@redhat.com>
7760 * config/v850/v850.h (DBX_DEBUGGING_INFO): Define.
7761 (ASM_GENERATE_INTERNAL_LABEL): Define if not already provided.
7762 * config/v850/v850.c (compute_register_save_size): Always include
7764 (increment_stack): New function - emits insns to increment or
7765 decrement the stack pointer.
7766 (expand_prologue, expand_epilogue): Use it.
7767 (expand_prologue): Set the function stack size, if requested.
7768 (v850_debug_unwind_info): New function.
7769 (TARGET_DEBUG_UNWIND_INFO): Define.
7771 2012-09-07 Richard Earnshaw <rearnsha@arm.com>
7774 * tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
7775 Sign-extension of a zero-extended value can be simplified to
7776 just zero-extension.
7778 2012-09-07 Richard Guenther <rguenther@suse.de>
7781 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
7782 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
7783 arguments separately.
7785 2012-09-07 Steven Bosscher <steven@gcc.gnu.org>
7787 * bitmap.c (bitmap_last_set_bit): Rewrite to return the correct bit.
7789 * graphite.c (print_global_statistics): Use EDGE_COUNT instead
7791 (print_graphite_scop_statistics): Likewise.
7792 * graphite-scop-detection.c (get_bb_type): Use single_succ_p.
7793 (print_graphite_scop_statistics): Use EDGE_COUNT, not VEC_length.
7794 (canonicalize_loop_closed_ssa): Use single_pred_p.
7796 * alias.c (reg_seen): Make this an sbitmap.
7797 (record_set, init_alias_analysis): Update.
7799 * tree-ssa-coalesce.c (ssa_conflicts_dump): Fix dumping.
7801 2012-09-07 Tom de Vries <tom@codesourcery.com>
7803 PR tree-optimization/53986
7804 * tree-vrp.c (extract_range_from_multiplicative_op_1): Allow
7806 (extract_range_from_binary_expr_1): Handle LSHIFT with constant
7807 range as shift amount.
7809 2012-09-07 Segher Boessenkool <segher@kernel.crashing.org>
7811 * config/rs6000/aix43.h (RS6000_CALL_GLUE): Delete.
7812 * config/rs6000/aix51.h (RS6000_CALL_GLUE): Delete.
7813 * config/rs6000/aix52.h (RS6000_CALL_GLUE): Delete.
7814 * config/rs6000/aix53.h (RS6000_CALL_GLUE): Delete.
7815 * config/rs6000/aix61.h (RS6000_CALL_GLUE): Delete.
7816 * config/rs6000/freebsd64.h (RS6000_CALL_GLUE): Delete.
7817 * config/rs6000/linux64.h (RS6000_CALL_GLUE): Delete.
7818 * config/rs6000/rs6000.c (print_operand) ['.']: Delete.
7819 * config/rs6000/rs6000.h (RS6000_CALL_GLUE): Delete.
7820 * config/rs6000/rs6000.md (tls_gd_aix<TLSmode:tls_abi_suffix>):
7821 Replace %. with nop.
7822 (tls_gd_call_aix<TLSmode:tls_abi_suffix>): Ditto.
7823 (tls_ld_aix<TLSmode:tls_abi_suffix>): Ditto.
7824 (tls_ld_call_aix<TLSmode:tls_abi_suffix>): Ditto.
7825 (call_nonlocal_aix32): Ditto.
7826 (call_nonlocal_aix64): Ditto.
7827 (call_value_nonlocal_aix32): Ditto.
7828 (call_value_nonlocal_aix64): Ditto.
7830 2012-09-06 Andi Kleen <ak@linux.intel.com>
7832 * doc/invoke.texi (-ffat-lto-objects): Clarify that gcc-ar
7833 et.al. should be used.
7835 2012-09-06 Andi Kleen <ak@linux.intel.com>
7837 * lto-streamer.h (res_pair): Add.
7838 (lto_file_decl_data): Replace resolutions with respairs.
7840 * lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
7841 Initialize respairs.
7842 (lto_file_finalize): Set up resolutions vector lazily from respairs.
7844 2012-09-06 Lawrence Crowl <crowl@google.com>
7846 * double-int.h (double_int::operator &=): New.
7847 (double_int::operator ^=): New.
7848 (double_int::operator |=): New.
7849 (double_int::mul_with_sign): Modify overflow parameter to bool*.
7850 (double_int::add_with_sign): New.
7851 (double_int::ule): New.
7852 (double_int::sle): New.
7853 (binary double_int::operator *): Remove parameter name.
7854 (binary double_int::operator +): Likewise.
7855 (binary double_int::operator -): Likewise.
7856 (binary double_int::operator &): Likewise.
7857 (double_int::operator |): Likewise.
7858 (double_int::operator ^): Likewise.
7859 (double_int::and_not): Likewise.
7860 (double_int::from_shwi): Tidy formatting.
7861 (double_int::from_uhwi): Likewise.
7862 (double_int::from_uhwi): Likewise.
7863 * double-int.c (double_int::mul_with_sign): Modify overflow parameter
7865 (double_int::add_with_sign): New.
7866 (double_int::ule): New.
7867 (double_int::sle): New.
7868 * builtins.c: Modify to use the new double_int interface.
7869 * cgraph.c: Likewise.
7870 * combine.c: Likewise.
7871 * dwarf2out.c: Likewise.
7872 * emit-rtl.c: Likewise.
7873 * expmed.c: Likewise.
7875 * fixed-value.c: Likewise.
7876 * fold-const.c: Likewise.
7877 * gimple-fold.c: Likewise.
7878 * gimple-ssa-strength-reduction.c: Likewise.
7879 * gimplify-rtx.c: Likewise.
7880 * ipa-prop.c: Likewise.
7881 * loop-iv.c: Likewise.
7882 * optabs.c: Likewise.
7883 * stor-layout.c: Likewise.
7884 * tree-affine.c: Likewise.
7885 * tree-cfg.c: Likewise.
7886 * tree-dfa.c: Likewise.
7887 * tree-flow-inline.h: Likewise.
7888 * tree-object-size.c: Likewise.
7889 * tree-predcom.c: Likewise.
7890 * tree-pretty-print.c: Likewise.
7891 * tree-sra.c: Likewise.
7892 * tree-ssa-address.c: Likewise.
7893 * tree-ssa-alias.c: Likewise.
7894 * tree-ssa-ccp.c: Likewise.
7895 * tree-ssa-forwprop.c: Likewise.
7896 * tree-ssa-loop-ivopts.c: Likewise.
7897 * tree-ssa-loop-niter.c: Likewise.
7898 * tree-ssa-phiopt.c: Likewise.
7899 * tree-ssa-pre.c: Likewise.
7900 * tree-ssa-sccvn: Likewise.
7901 * tree-ssa-structalias.c: Likewise.
7902 * tree-ssa.c: Likewise.
7903 * tree-switch-conversion.c: Likewise.
7904 * tree-vect-loop-manip.c: Likewise.
7905 * tree-vrp.c: Likewise.
7908 * varasm.c: Likewise.
7910 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
7912 * configure.ac (hle prefixes): Remove .code64 directive.
7913 * configure: Regenerated.
7915 2012-09-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7917 * config/arm/arm.c: Use CONST_INT_P, CONST_DOUBLE_P, REG_P, MEM_P,
7918 LABEL_P, JUMP_P, CALL_P, NOTE_P, BARRIER_P consistently.
7919 * config/arm/arm.h: Use REG_P, MEM_P consistently.
7920 * config/arm/arm.md: Use CONST_INT_P, REG_P, MEM_P, CONST_DOUBLE_P
7922 * config/arm/neon.md: Use REG_P consistently.
7923 * config/arm/predicates.md: Use CONST_INT_P, REG_P, MEM_P consistently.
7924 * config/arm/thumb2.md: Use CONST_INT_P, REG_P consistently.
7925 * config/arm/vec-common.md: Use REG_P consistently.
7927 2012-09-06 Richard Guenther <rguenther@suse.de>
7929 PR tree-optimization/54498
7930 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
7931 abort when reaching an already visited region.
7932 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
7933 (get_continuation_for_phi_1): Likewise.
7934 (walk_non_aliased_vuses): When we translated the reference,
7935 abort when we re-visit a region.
7936 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
7938 2012-09-06 David Edelsohn <dje.gcc@gmail.com>
7940 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Add TLS
7942 * config/rs6000/rs6000.c (rs6000_debug_address_cost): Add new
7943 arguments to TARGET_ADDRESS_COST call.
7945 2012-09-06 Richard Guenther <rguenther@suse.de>
7947 * tree.h (MOVE_NONTEMPORAL): Remove.
7948 * tree-pretty-print.c (dump_generic_node): Remove
7949 MOVE_NONTEMPORAL handling.
7950 * expr.c (expand_expr_real_1): Likewise.
7952 2012-09-06 Richard Guenther <rguenther@suse.de>
7954 * passes.c (execute_function_todo): Call compute_may_aliases
7955 only if flag_tree_pta is set.
7957 2012-09-06 Andrew Pinski <apinski@cavium.com>
7960 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
7962 2012-09-06 Jakub Jelinek <jakub@redhat.com>
7964 PR rtl-optimization/54455
7965 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
7966 bb ends up with asm goto referencing bb's label.
7968 2012-09-06 Chen Liqin <liqin.gcc@gmail.com>
7970 * config/score/score.c: Remove TARGET_LEGITIMIZE_ADDRESS define and
7971 score_legitimize_address function, use compiler default code instead.
7973 2012-09-05 Jan Hubicka <jh@suse.cz>
7975 * ipa-inline.c (want_inline_small_function_p): Use
7976 INLINE_HINT_loop_iterations hint.
7978 2012-09-05 Andrew Pinski <apinski@cavium.com>
7980 * optabs.c (emit_conditional_add): Correct comment about the arguments.
7981 Remove code which might swap op2 and op3 since they cannot be swapped.
7982 * doc/md.texi (add@var{mode}cc): Fix document about how the arguments
7985 2012-09-05 Oleg Endo <olegendo@gcc.gnu.org>
7987 * hooks.c (hook_int_rtx_mode_as_bool_0): New function.
7988 * hooks.h (hook_int_rtx_mode_as_bool_0): Declare it.
7989 * output.h (default_address_cost): Add machine_mode and address space
7991 * target.def (address_cost): Likewise.
7992 * rtlanal.c (address_cost): Pass mode and address space to target hook.
7993 (default_address_cost): Add unnamed machine_mode and address space
7995 * doc/tm.texi: Regenerate.
7996 * config/alpha/alpha.c (TARGET_ADDRESS_COST): Use
7997 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
7998 * config/arm/arm.c (arm_address_cost): Add machine_mode and address
8000 * config/avr/avr.c (avr_address_cost): Likewise.
8001 * config/bfin/bfin.c (bfin_address_cost): Likewise.
8002 * config/cr16/cr16.c (cr16_address_cost): Likewise.
8003 * config/cris/cris.c (cris_address_cost): Likewise.
8004 * config/epiphany/epiphany.c (epiphany_address_cost): Likewise.
8005 * config/i386/i386.c (ix86_address_cost): Likewise.
8006 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Use
8007 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
8008 * config/iq2000/iq2000.c (iq2000_address_cost): Add machine_mode and
8009 address space arguments. Pass them on in recursive invocation.
8010 * config/lm32/lm32.c (TARGET_ADDRESS_COST): Use
8011 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
8012 * config/m32c/m32c.c (m32c_address_cost): Add machine_mode and address
8014 * config/m32r/m32r.c (TARGET_ADDRESS_COST): Use
8015 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
8016 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Likewise.
8017 * config/mep/mep.c (mep_address_cost): Add machine_mode and address
8019 * config/microblaze/microblaze.c (microblaze_address_cost): Likewise.
8020 * config/mips/mips.c (mips_address_cost): Likewise.
8021 * config/mmix/mmix.c (TARGET_ADDRESS_COST): Use
8022 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
8023 * config/mn10300/mn10300.c (mn10300_address_cost): Add machine_mode and
8024 address space arguments.
8025 (mn10300_rtx_costs): Pass GET_MODE (x) and MEM_ADDR_SPACE (x) to
8026 mn10300_address_cost.
8027 * config/pa/pa.c (hppa_address_cost): Add machine_mode and address
8029 * config/rs6000/rs6000.c (rs6000_debug_address_cost): Likewise.
8030 (TARGET_ADDRESS_COST): Use hook_int_rtx_mode_as_bool_0 instead of
8031 hook_int_rtx_bool_0.
8032 * config/rx/rx.c (rx_address_cost): Add machine_mode and address
8034 * config/s390/s390.c (s390_address_cost): Likewise.
8035 * config/score/score-protos.h (score_address_cost): Likewise.
8036 * config/score/score.c (score_address_cost): Likewise.
8037 * config/sh/sh.c (sh_address_cost): Likewise.
8038 * config/sparc/sparc.c (TARGET_ADDRESS_COST): Use
8039 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
8040 * config/spu/spu.c (TARGET_ADDRESS_COST): Likewise.
8041 * config/stormy16/stormy16.c (xstormy16_address_cost): Add machine_mode
8042 and address space arguments.
8043 * config/v850/v850.c (TARGET_ADDRESS_COST): Use
8044 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
8045 * config/vax/vax.c (vax_address_cost): Add machine_mode and address
8047 * config/xtensa/xtensa (TARGET_ADDRESS_COST): Use
8048 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
8050 2012-09-05 Diego Novillo <dnovillo@google.com>
8053 * vec.h (vec_t::lower_bound): Fix spelling of LESSTHAN argument.
8055 2012-09-05 Jakub Jelinek <jakub@redhat.com>
8058 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
8059 build_int_cst with size_type_node instead of size_int.
8061 2012-09-05 Uros Bizjak <ubizjak@gmail.com>
8063 * config/i386/sse.md (<sse4_1>_blendv<ssemodesuffix><avxsizesuffix>):
8064 Use register_operand instead of reg_not_xmm0_operand{,_maybe_avx}.
8065 Use nonimmediate_operand instead of
8066 nonimm_not_xmm0_operand{,_maybe_avx}.
8067 (<sse4_1_avx2>_pblendvb): Ditto.
8068 (sse4_2_pcmpestr): Ditto.
8069 (*sse4_2_pcmpestr_unaligned): Ditto.
8070 (sse4_2_pcmpistr): Ditto.
8071 (*sse4_2_pcmpistr_unaligned): Ditto.
8072 * config/i386/predicates.md (reg_not_xmm0_operand): Remove predicate.
8073 (nonimm_not_xmm0_operand): Ditto.
8074 (nonimm_not_xmm0_operand_maybe_avx): Ditto.
8075 (nonimm_not_xmm0_operand_maybe_avx): Ditto.
8076 * config/i386/i386.md (rdpmc): Do not force operand 1 into ecx.
8078 2012-09-05 Eric Botcazou <ebotcazou@adacore.com>
8080 * bb-reorder.c: Clarify a few points in the head comment and fix
8081 long lines in other comments.
8082 (find_traces): Fix long line.
8083 (find_traces_1_round): Likewise.
8084 (better_edge_p): Likewise.
8085 (connect_traces): Likewise.
8086 (duplicate_computed_gotos): Likewise.
8087 (find_rarely_executed_basic_blocks_and_cr): Remove trailing spaces.
8088 (fix_up_fall_thru_edges): Fix formatting.
8090 2012-09-05 Richard Guenther <rguenther@suse.de>
8092 PR tree-optimization/46590
8093 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Do not
8094 update SSA form here.
8095 (canonicalize_induction_variables): Assert we do not need to
8097 (tree_unroll_loops_completely): Update SSA form here.
8098 * tree-ssa-loop-manip.c (gimple_duplicate_loop_to_header_edge):
8099 Do not verify loop-closed SSA form if SSA form is not up-to-date.
8101 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
8104 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
8105 not configured --with-avrlibc=no.
8106 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if not configured
8108 * config/avr/avrlibc.h: New file.
8109 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
8110 not configured --with-avrlibc=no.
8111 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
8113 2012-09-04 Teresa Johnson <tejohnson@google.com>
8115 * gcov-io.c (gcov_write_summary): Write out non-zero histogram
8116 entries to function summary along with an occupancy bit vector.
8117 (gcov_read_summary): Read in the histogram entries.
8118 (gcov_histo_index): New function.
8119 (void gcov_histogram_merge): Ditto.
8120 * gcov-io.h (gcov_type_unsigned): New type.
8121 (struct gcov_bucket_type): Ditto.
8122 (struct gcov_ctr_summary): Include histogram.
8123 (GCOV_TAG_SUMMARY_LENGTH): Update to include histogram entries.
8124 (GCOV_HISTOGRAM_SIZE): New macro.
8125 (GCOV_HISTOGRAM_BITVECTOR_SIZE): Ditto.
8126 * profile.c (NUM_GCOV_WORKING_SETS): Ditto.
8127 (gcov_working_sets): New global variable.
8128 (compute_working_sets): New function.
8129 (find_working_set): Ditto.
8130 (get_exec_counts): Invoke compute_working_sets.
8131 * coverage.c (read_counts_file): Merge histograms, and
8132 fix bug with accessing summary info for non-summable counters.
8133 * basic-block.h (gcov_type_unsigned): New type.
8134 (struct gcov_working_set_info): Ditto.
8135 (find_working_set): Declare.
8136 * gcov-dump.c (tag_summary): Dump out histogram.
8138 2012-09-04 Diego Novillo <dnovillo@google.com>
8141 * vec.h (vec_t::embedded_init): Move default argument value
8142 to function declaration.
8144 2012-09-04 Eric Botcazou <ebotcazou@adacore.com>
8146 * bb-reorder.c (gate_handle_reorder_blocks): Move around.
8147 (rest_of_handle_reorder_blocks): Likewise.
8148 (pass_reorder_blocks): Likewise.
8149 (gate_handle_partition_blocks): Likewise.
8151 2012-09-04 Eric Botcazou <ebotcazou@adacore.com>
8153 PR rtl-optimization/54456
8154 * sched-rgn.c (gate_handle_sched): Return 1 only if optimize > 0.
8156 2012-09-04 Diego Novillo <dnovillo@google.com>
8159 * vec.h (vec_t::alloc): Remove explicit type specification
8161 (vec_t::copy): Likewise.
8162 (vec_t::reserve): Likewise.
8163 (vec_t::reserve_exact): Likewise.
8164 (vec_t::safe_splice): Likewise.
8165 (vec_t::safe_push): Likewise.
8166 (vec_t::safe_grow): Likewise.
8167 (vec_t::safe_grow_cleared): Likewise.
8168 (vec_t::safe_insert): Likewise.
8170 2012-09-04 Richard Henderson <rth@redhat.com>
8172 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
8174 2012-09-04 Richard Guenther <rguenther@suse.de>
8176 * tree-ssa-pre.c (value_expressions): Make it a vector of
8177 bitmaps containing expression IDs.
8178 (add_to_value): Adjust.
8179 (sorted_array_from_bitmap_set): Likewise.
8180 (bitmap_set_replace_value): Likewise.
8181 (print_value_expressions): Likewise.
8182 (get_constant_for_value_id): Likewise.
8183 (get_representative_for): Likewise.
8184 (phi_translate_1): Likewise.
8185 (bitmap_find_leader): Likewise.
8186 (find_or_generate_expression): Likewise.
8187 (do_regular_insertion): Likewise.
8188 (init_pre): Likewise.
8189 (fini_pre): Likewise.
8191 2012-09-04 Diego Novillo <dnovillo@google.com>
8194 * vec.h (vec_t::copy): Add cast in call to reserve_exact.
8196 2012-09-04 Richard Guenther <rguenther@suse.de>
8198 * tree-ssa-pre.c (add_to_exp_gen): Adjust.
8199 (make_values_for_phi): Do not add to PHI_GEN for FRE.
8200 (compute_avail): Stop processing after adding all defs to
8202 (init_pre): Do not allocate not needed bitmap sets for FRE.
8204 2012-09-04 Diego Novillo <dnovillo@google.com>
8206 Rewrite VEC_* functions as member functions of vec_t.
8208 * vec.h: Update documentation.
8209 (ALONE_VEC_CHECK_INFO): Define.
8210 (ALONE_VEC_CHECK_DECL): Define.
8211 (ALONE_VEC_CHECK_PASS): Define.
8212 (struct vec_prefix): Rename field NUM to NUM_.
8213 Rename field ALLOC to ALLOC_.
8215 (struct vec_t): Rename field PREFIX to PREFIX_.
8216 Rename field VEC to VEC_.
8218 (vec_t::length): Rename from VEC_length_1. Update all users.
8219 (vec_t::empty): Rename from VEC_empty_1. Update all users.
8220 (vec_t::address): Rename from VEC_address_1. Update all users.
8222 (vec_t::last): Rename from VEC_last_1. Update all users.
8223 (vec_t::operator[]): Rename from VEC_index_1. Update all users.
8224 (vec_t::iterate): Rename from VEC_iterate_1. Update all users.
8225 (vec_t::embedded_size): Rename from VEC_embedded_size_1.
8227 (vec_t::embedded_init): Rename from VEC_embedded_init_1.
8229 (vec_t::alloc): Rename from VEC_alloc_1. Update all users.
8230 (vec_t::free): Rename from VEC_free_1. Update all users.
8231 (vec_t::copy): Rename from VEC_copy_1. Update all users.
8232 (vec_t::space): Rename from VEC_space_1. Update all users.
8233 (vec_t::reserve): Rename from VEC_reserve_1. Update all users.
8234 (vec_t::reserve_exact): Rename from VEC_reserve_exact_1.
8236 (vec_t::splice): Rename from VEC_splice_1. Update all users.
8237 (vec_t::safe_splice): Rename from VEC_safe_splice_1. Update all users.
8238 (vec_t::quick_push): Rename from VEC_quick_push_1. Update all users.
8239 (vec_t::safe_push): Rename from VEC_safe_push_1. Update all users.
8240 (vec_t::pop): Rename from VEC_pop_1. Update all users.
8241 (vec_t::truncate): Rename from VEC_truncate_1. Update all users.
8242 (vec_t::safe_grow): Rename from VEC_safe_grow_1. Update all users.
8243 (vec_t::safe_grow_cleared): Rename from VEC_safe_grow_cleared_1.
8245 (vec_t::replace): Rename from VEC_replace_1. Update all users.
8246 (vec_t::quick_insert): Rename from VEC_quick_insert_1.
8248 (vec_t::safe_insert): Rename from VEC_safe_insert_1. Update all users.
8249 (vec_t::ordered_remove): Rename from VEC_ordered_remove_1.
8251 (vec_t::unordered_remove): Rename from VEC_unordered_remove_1.
8253 (vec_t::block_remove): Rename from VEC_block_remove_1. Update all users.
8254 (vec_t::lower_bound): Rename from VEC_lower_bound_1. Update all users.
8256 2012-09-04 Steven Bosscher <steven@gcc.gnu.org>
8258 * gimple.h (gimple_build_switch): Remove.
8259 (gimple_build_switch_vec): Promote to the new gimple_build_switch.
8260 (gimple_switch_default_label): Assert the default case label is
8261 really a default case label.
8262 (gimple_switch_set_default_label): Likewise.
8263 * gimple.c (gimple_build_switch_nlabels): Make sure a default label
8264 is passed in, and simplify accordingly.
8265 (gimple_build_switch): Removed.
8266 (gimple_build_switch_vec): Rename to gimple_build_switch.
8267 * gimplify.c (gimplify_switch_expr): Update gimple_build_switch use.
8268 * gimple-pretty-print.c (dump_gimple_switch): Do not accept a NULL
8270 * stmt.c (expand_case): Simplify using the fact that every GIMPLE
8271 switch must have a default case.
8272 * tree-cfg.c (group_case_labels_stmt): Likewise.
8273 (verify_gimple_switch): Use gimple_switch_label in verifier to get
8274 the label at index 0, and verify that it is a valid default case.
8275 * except.c (sjlj_emit_dispatch_table): Rewrite construction of the
8276 switch for dispatching.
8277 * tree-eh.c (lower_try_finally_switch): Update gimple_build_switch use.
8278 (lower_eh_dispatch): Likewise.
8279 * tree-vrp.c (execute_vrp): Use gimple_switch_label to get the case
8280 label at index 0 before turning it into a default case label.
8281 * omp-low.c (expand_omp_sections): Update gimple_build_switch use.
8282 * tree-switch-conversion.c (emit_case_bit_tests): Get the default case
8283 label using gimple_switch_default_label.
8284 (collect_switch_conv_info): Likewise.
8285 (process_switch): Likewise.
8286 * doc/gimple.texi: Update documentation of gimple_build_switch.
8288 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
8291 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with
8294 2012-09-04 Bin Cheng <bin.cheng@arm.com>
8297 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
8298 of size less than 4 bytes by using macro ARM_NUM_INTS.
8299 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
8301 2012-09-04 Richard Guenther <rguenther@suse.de>
8303 PR tree-optimization/54458
8304 * tree-ssa-threadupdate.c (thread_through_loop_header): If we
8305 turn the loop into one with multiple latches mark it so.
8307 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8310 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
8312 (avr_allocate_stack_slots_for_args): ...this new static function.
8314 2012-09-04 Christophe Lyon <christophe.lyon@linaro.org>
8316 * config/arm/arm.c (arm_expand_builtin): Replace gen_rtx_CONST_INT
8318 (arm_emit_coreregs_64bit_shift): Likewise.
8320 2012-09-04 Christophe Lyon <christophe.lyon@linaro.org>
8322 * config/arm/arm.c (arm_evpc_neon_vext): New function.
8323 (arm_expand_vec_perm_const_1): Add call to arm_evpc_neon_vext.
8325 2012-09-04 Oleg Endo <olegendo@gcc.gnu.org>
8328 * config/sh/sh.c (prepare_cbranch_operands): Pull out comparison
8329 canonicalization code into...
8330 * (sh_canonicalize_comparison): This new function.
8331 * config/sh/sh-protos.h: Declare it.
8332 * config/sh/sh.h: Use it in new macro CANONICALIZE_COMPARISON.
8333 * config/sh/sh.md (cbranchsi4): Remove TARGET_CBRANCHDI4 check and
8334 always invoke expand_cbranchsi4.
8336 2012-09-03 Andi Kleen <ak@linux.intel.com>
8338 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Initialize
8341 2012-09-03 Andrew Pinski <apinski@cavium.com>
8344 * tree-if-conv.c (constant_or_ssa_name): New function.
8345 (fold_build_cond_expr): New function.
8346 (predicate_scalar_phi): Use fold_build_cond_expr instead of build3.
8347 (predicate_mem_writes): Likewise.
8349 2012-09-03 Marc Glisse <marc.glisse@inria.fr>
8351 * fold-const.c (fold_ternary_loc): Constant-propagate after
8352 removing dead operands.
8354 2012-09-03 Michael Matz <matz@suse.de>
8356 PR tree-optimization/46590
8357 * tree-cfg.c (gimple_duplicate_sese_region): Don't update
8359 * tree-ssa-loop-ch.c (copy_loop_headers): ... but here.
8361 2012-09-03 Sandra Loosemore <sandra@codesourcery.com>
8363 * doc/invoke.texi: Fix numerous typos and punctuation/grammatical
8364 errors throughout the file. Re-word some awkward sentences and
8367 2012-09-03 Richard Guenther <rguenther@suse.de>
8369 PR tree-optimization/54362
8370 * tree-ssa-structalias.c (find_func_aliases): Handle COND_EXPR.
8372 2012-09-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8374 * config/s390/s390.c (s390_loadrelative_operand_p): New function.
8375 (s390_check_qrst_address, print_operand_address): Use
8376 s390_loadrelative_operand_p instead of s390_symref_operand_p.
8377 (s390_check_symref_alignment): Accept pointer size alignment for
8379 (legitimize_pic_address): Use load relative on z10 or later.
8381 2012-09-03 Jakub Jelinek <jakub@redhat.com>
8384 * valtrack.c (dead_debug_insert_temp): Drop non-reg uses
8387 2012-09-03 Joseph Myers <joseph@codesourcery.com>
8389 * common.opt (--no-sysroot-suffix): New driver option.
8390 * doc/invoke.texi (--no-sysroot-suffix): Document.
8391 * gcc.c (driver_handle_option): Handle --no-sysroot-suffix as not
8392 needing spec processing.
8393 (main): Do not process sysroot suffixes if no_sysroot_suffix.
8395 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
8398 * common/config/sh/sh-common.c: Update copyright years.
8399 (sh_option_init_struct): Delete.
8400 (TARGET_OPTION_INIT_STRUCT): Likewise.
8402 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
8405 * config/sh/sh.md (cmpgeusi_t): Remove N alternative.
8406 Check operands[1] in split condition instead of operands[0].
8409 2012-09-02 Mark Kettenis <kettenis@openbsd.org>
8411 * config.gcc (x86_64-*-openbsd*): New target.
8412 * config.host (*-*-openbsd*): New target.
8413 * config/openbsd.h (TARGET_C99_FUNCTIONS): Define.
8414 * config/i386/openbsdelf.h: Remove some superfluous defines and
8415 group things together in a more logical fashion.
8416 (DBX_REGISTER_NUMBER): Provide a
8417 definition that works on both 32-bit and 64-bit targets.
8418 (WCHAR_TYPE_SIZE): Hardcode as 32.
8419 (NO_DOLLAR_IN_LABEL): Remove undef.
8420 (TARGET_DEFAULT): Remove.
8421 (SET_ASM_OP): Remove.
8422 (DEFAULT_PCC_STRUCT_RETURN): Undef first to prevent warning.
8423 (ASM_OUTPUT_MAX_SKIP_ALIGN): Synch with x86-64.h
8424 (DWARF2_UNWIND_INFO): Remove define.
8425 (HAVE_ENABLE_EXECUTE_STACK): Define.
8426 * config/host-openbsd.c: New file.
8427 * config/t-openbsd (USER_H): Add EXTRA_HEADERS.
8428 * config/x-openbsd: New file.
8430 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
8432 * config/sh/sh.md (*extend<mode>si2_compact_mem_disp): Pass iterated
8433 mode to sh_legitimate_index_p instead of QImode.
8435 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
8437 PR rtl-optimization/54369
8438 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
8439 calling dbr_schedule.
8440 * config/sparc/sparc.c (sparc_reorg): Likewise.
8442 2012-09-01 Jakub Jelinek <jakub@redhat.com>
8445 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
8446 operands[1] is CONST_INT_P, convert it to QImode before printing.
8448 2012-09-01 Andrew Pinski <apinski@cavium.com>
8450 * simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
8451 A truncate of a memory is just loading the low part of the memory.
8453 2012-09-01 Uros Bizjak <ubizjak@gmail.com>
8457 * config/i386/i386.c (ix86_legitimate_combined_insn): New function.
8458 (TARGET_LEGITIMATE_COMBINED_INSN): New macro.
8460 2012-09-01 Uros Bizjak <ubizjak@gmail.com>
8462 * target.def (legitimate_combined_insn): New target hook.
8463 * doc/tm.texi.in (TARGET_LEGITIMATE_COMBINED_INSN): New hook.
8464 * doc/tm.texi: Regenerated.
8465 * combine.c (recog_for_combine): Call targetm.legitimate_combined_insn
8466 to allow targets to reject combined insn.
8467 * hooks.h (hook_bool_rtx_true): New.
8468 * hooks.c (hook_bool_rtx_true): Ditto.
8470 2012-08-31 Martin Jambor <mjambor@suse.cz>
8472 * ipa-inline-analysis.c (estimate_function_body_sizes): Allocate
8473 nonconstant_names after calculate_dominance_info and
8474 loop_optimizer_init.
8476 2012-08-31 Greta Yorsh <Greta.Yorsh@arm.com>
8478 * config/arm/arm.c (arm_expand_epilogue): Remove unused variable
8481 2012-08-31 Martin Jambor <mjambor@suse.cz>
8484 * ipa-inline-analysis.c (remap_predicate): Fix the offset_map
8487 2012-08-31 Martin Jambor <mjambor@suse.cz>
8489 * ipa-inline-analysis.c (phi_result_unknown_predicate): New function.
8490 (predicate_for_phi_result): Likewise.
8491 (estimate_function_body_sizes): Use the above two functions.
8493 2012-08-31 Martin Jambor <mjambor@suse.cz>
8496 * ipa-inline-analysis.c (estimate_function_body_sizes): Compute
8497 dominance info and loops whenever optimizing.
8499 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8500 Richard Earnshaw <richard.earnshaw@arm.com>
8503 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
8504 element size. Use elem_type from the formal parameter. New parameter
8506 (neon_expand_args): Adjust call to neon_dereference_pointer.
8508 2012-08-29 Steven Bosscher <steven@gcc.gnu.org>
8510 * cfg.c (dump_bb_info): Print a newline if there were no edges to dump.
8512 2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
8515 * config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
8516 mapping style, add ../lib/mips16.
8517 (MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
8518 (MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
8520 2012-08-29 Richard Sandiford <rdsandiford@googlemail.com>
8522 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_synci
8525 2012-08-29 Oleg Endo <olegendo@gcc.gnu.org>
8527 * config/sh/sh.opt (menable-tas): Rename to mtas.
8528 * doc/invoke.texi (SH options): Likewise.
8529 * config/sh/sync.md: Update comments.
8531 2012-08-29 Oleg Endo <olegendo@gcc.gnu.org>
8533 * config/sh/iterators.md: New file.
8534 * config/sh/sync.md (I124, I12, i124suffix): Delete. Replace usage
8535 with new iterators QIHISI, QIHI, bw, bwl respectively throughout
8537 * config/sh/sh.md: Include new file iterators.md.
8538 (zero_extendhisi2, zero_extendqisi2): Fold into zero_extend<mode>si2.
8539 (*zero_extendhisi2_compact, *zero_extendqisi2_compact): Fold into
8540 *zero_extend<mode>si2_compact.
8541 (*zero_extendqisi2_disp_mem, zero_extendhisi2_disp_mem): Fold into
8542 *zero_extend<mode>si2_disp_mem.
8543 (extendhisi2, extendqisi2): Fold into extend<mode>si2.
8544 (*extendqisi2_compact_reg, *extendhisi2_compact_reg): Fold into
8545 *extend<mode>si2_compact_reg.
8546 (*extendqisi2_compact_mem_disp, *extendhisi2_compact_mem_disp): Fold
8547 into *extend<mode>si2_compact_mem_disp.
8548 (*extendqisi2_compact_snd, *extendhisi2_compact_snd): Fold into
8549 *extend<mode>si2_compact_snd.
8550 (*movsi_index_disp, *movhi_index_disp): Fold with iterators and rename
8551 to *movsi_index_disp_load, *movhi_index_disp_load,
8552 *mov<mode>_index_disp_store.
8553 (*movqi_reg_reg, *movhi_reg_reg): Fold into *mov<mode>_reg_reg.
8554 (*movqi_store_mem_disp04, *movhi_store_mem_disp05): Fold into
8555 *mov<mode>_store_mem_disp04.
8556 (*movqi_store_mem_disp12, *movhi_store_mem_disp13): Fold into
8557 *mov<mode>_store_mem_disp12.
8558 (*movqi_load_mem_disp, *movhi_load_mem_disp): Fold into
8559 *mov<mode>_load_mem_disp04 and *mov<mode>_load_mem_disp12.
8561 2012-08-29 Martin Jambor <mjambor@suse.cz>
8563 * ipa-inline.h (estimate_edge_hints): Call do_estimate_edge_hints, not
8564 do_estimate_edge_time.
8566 2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
8568 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Add nomips16 asm
8569 directives, remove #ifndef __mips16 guards.
8570 * config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
8571 mapping style, add ../lib/mips16.
8572 (MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
8573 (MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
8575 2012-08-28 Walter Lee <walt@tilera.com>
8576 * confg/tilegx/tilegx.md: Fix code style.
8577 (*zero_extendsidi_truncdisi): Fix typo.
8578 * config/tilegx/tilegx.c: Fix code style.
8579 (tilegx_function_profiler): Fix typo.
8581 2012-08-28 Walter Lee <walt@tilera.com>
8583 * doc/invoke.texi: Document -mcmodel=small, -mcmodel=large.
8584 * config/tilegx/tilegx.h: Include config/tilegx/tilegx-opts.h.
8585 (CRT_CALL_STATIC_FUNCTION): Define.
8586 * config/tilegx/predicates.md (const_last_symbolic_operand):
8587 Handle UNSPEC_HW2_LAST_PCREL, UNSPEC_HW1_LAST_PLT_PCREL, and
8588 UNSPEC_HW2_LAST_PLT_PCREL.
8589 (const_symbolic_operand): Handle UNSPEC_HW1_PCREL,
8590 UNSPEC_HW0_PLT_PCREL, and UNSPEC_HW1_PLT_PCREL.
8591 * config/tilegx/tilegx.md (UNSPEC_MOV_LARGE_PCREL_STEP4): Define,
8592 and renumber the constants that follow.
8593 (UNSPEC_HW1_PCREL): Ditto.
8594 (UNSPEC_HW2_LAST_PCREL): Ditto.
8595 (UNSPEC_HW0_PLT_PCREL): Define.
8596 (UNSPEC_HW1_PLT_PCREL): Define.
8597 (UNSPEC_HW1_LAST_PLT_PCREL): Define.
8598 (UNSPEC_HW2_LAST_PLT_PCREL): Define.
8599 (mov_large_pcrel_step1): Define.
8600 (mov_large_pcrel_step2): Define.
8601 (mov_large_pcrel_step3): Define.
8602 (mov_large_pcrel_step4): Define.
8603 (mov_plt_pcrel_step1): Define.
8604 (mov_plt_pcrel_step2): Define.
8605 (mov_plt_pcrel_step3): Define.
8606 (mov_plt_pcrel_step1_32bit): Define.
8607 (mov_plt_pcrel_step2_32bit): Define.
8608 (call): Handle tilegx_cmodel == CM_LARGE, CM_LARGE_PIC.
8609 (call_value): Ditto.
8610 * config/tilegx/tilegx.opt: Include config/tilegx/tilegx-opts.h.
8611 (mcmodel): New option.
8612 (enum cmodel): Define.
8615 * config/tilegx/tilegx-opts.h: New file.
8616 * config/tilegx/tilegx-protos.h (tilegx_compute_pcrel_address):
8618 (tilegx_compute_pcrel_plt_address): Declare.
8619 * config/tilegx/tilegx.c (tilegx_option_override): Handle
8621 (tilegx_function_ok_for_sibcall): Ditto.
8622 (compute_pcrel_address): Rename to tilegx_compute_pcrel_address,
8623 and don't declare static. Handle tilegx_cmodel.
8624 (tilegx_compute_pcrel_plt_address): Define.
8625 (tilegx_legitimize_pic_address): Rename calls to
8626 compute_pcrel_address.
8627 (tilegx_delegitimize_address): Handle UNSPEC_HW1_PCREL,
8628 UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
8629 UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
8630 (load_pic_register): Rename call to compute_pcrel_address.
8631 (tilegx_print_operand): Handle UNSPEC_HW1_PCREL,
8632 UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
8633 UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
8635 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
8637 * sched-deps.c (add_dependence_list_and_free): Simplify.
8638 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
8639 lists when add_dependence_list_and_free doesn't free them.
8641 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
8644 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
8645 true for TARGET_64BIT or !flag_pic.
8646 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
8647 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
8648 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
8649 Add insn constraint. Conditionally emit xchg asm insns.
8650 (atomic_compare_and_swap<mode>): Update calls. Check only
8651 cmpxchg8b_pic_memory_operand in memory address fixup.
8653 (CASHMODE): Rename from DCASHMODE.
8654 (doublemodesuffix): Update modes.
8655 (regprefix): New mode attribute.
8657 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
8658 <UNSPECV_CMPXCHG>: New constant.
8659 (atomic_compare_and_swap<mode>_1): Rename from
8660 atomic_compare_and_swap_single<mode>. Update calls and
8661 unspec_volatile constants.
8662 (atomic_compare_and_swap<mode>_doubleword): Rename from
8663 atomic_compare_and_swap_double<mode>. Update calls and
8664 unspec_volatile constants.
8666 2012-08-27 Walter Lee <walt@tilera.com>
8668 * doc/md.texi (TILE-Gx): Fix typo.
8670 2012-08-27 Walter Lee <walt@tilera.com>
8672 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
8673 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
8675 2012-08-27 Walter Lee <walt@tilera.com>
8677 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
8678 (insn_bfins): Delete.
8680 2012-08-27 Walter Lee <walt@tilera.com>
8682 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
8683 atomic_exchange_bare<mode>,
8684 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
8685 * config/tilegx/tilegx-generic.md (X1_remote): New
8687 * config/tilegx/tilegx.md (type): Add X1_remove.
8688 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
8689 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
8690 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
8693 2012-08-27 Andreas Schwab <schwab@linux-m68k.org>
8695 * gdbinit.in: Fix syntax of skip command.
8697 2012-08-27 Richard Sandiford <rdsandiford@googlemail.com>
8699 * config/mips/mips.c (mips_pic_call_symbol_from_set): Check for
8700 SYMBOL_REF SET_SRCs.
8702 2012-08-27 Richard Sandiford <rdsandiford@googlemail.com>
8704 * config/mips/mips.c (vr4130_align_insns): Don't simulate
8705 ghost instructions. Assert that the required instructions exist.
8707 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8709 * config/mips/mips.h (AVOID_CCMODE_COPIES): Update rationale for
8711 * config/mips/mips.c (machine_function): Add next_fcc.
8712 (mips_output_move): Remove handling of fcc moves.
8713 (mips_allocate_fcc): New function.
8714 (mips_emit_compare, mips_expand_vcondv2sf): Use it.
8715 (mips_hard_regno_mode_ok_p): Restrict CCmode to ST registers.
8716 Remove special case for CCmode reloads.
8717 (mips_expand_builtin_compare_1): Use mips_allocate_fcc and treat
8718 the result a fixed operand.
8719 * config/mips/mips.md (move_type): Remove lui_movf.
8720 (type, length): Remove references to it.
8721 (movcc, reload_incc, reload_outcc): Delete.
8723 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8725 * config/mips/mips.c (mips_has_long_branch_p): New function,
8727 (mips_expand_ghost_gp_insns): ...here. Look inside sequences.
8729 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8731 * config/mips/mips.c (r10k_safe_mem_expr_p): Use get_inner_reference.
8733 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8735 * config/mips/mips.c (mips_rtx_costs): Add costs for CINS.
8737 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8739 * config/mips/mips.c (mips_rtx_costs): Add missing COSTS_N_INSNS
8740 to the size cost of multiplication.
8742 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
8744 * doc/install.texi (Specific): Clarify what needs to be added to
8747 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
8749 * doc/tm.texi.in (Misc): Move descriptions of NO_DOLLAR_IN_LABEL
8750 and NO_DOT_IN_LABEL from here...
8751 (Label Output): ...to here.
8752 * doc/tm.texi: Regenerate.
8754 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
8756 * doc/invoke.texi (C++ Dialect Options): Add missing space.
8758 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
8760 PR rtl-optimization/54088
8761 * jump.c (delete_related_insns): Robustify latest change.
8763 2012-08-25 Ricardo Catalinas Jiménez <jimenezrick@gmail.com>
8765 * doc/extend.texi (__atomic Builtins): Remove space before comma.
8767 2012-08-25 Richard Sandiford <rdsandiford@googlemail.com>
8768 Andrew Pinski <apinski@cavium.com>
8770 * config/mips/mips.h (CASE_VECTOR_MODE): For not
8771 TARGET_MIPS16_SHORT_JUMP_TABLES use ptr_mode.
8772 (CASE_VECTOR_SHORTEN_MODE): Likewise.
8774 2012-08-25 Uros Bizjak <ubizjak@gmail.com>
8776 * config/i386/i386.h (FP_REG_P): Remove macro.
8777 (FP_REGNO_P): Ditto.
8778 (HARD_REGNO_NREGS): Use STACK_REGNO_P instead of FP_REGNO_P.
8779 (HARD_REGNO_NREGS_HAS_PADDING): Ditto.
8780 (ANY_FP_REGNO_P): Ditto.
8781 (HARD_REGNO_RENAME_OK): Use STACK_REGNO_P.
8782 * config/i386/i386.c (output_387_ffreep): Use STACK_REGNO_P
8783 instead of FP_REGNO_P.
8784 (ix86_hard_regno_mode_ok): Ditto.
8785 * config/i386/predicates.md (fp_register_operand): Ditto.
8786 (register_and_not_fp_reg_operand): Ditto.
8787 * config/i386/sync.md (atomic_loaddi_fpu): Use STACK_REG_P instead
8790 * reg-stack.c (get_true_reg): Use STACK_REG_P instead of FP_REG_P.
8792 2012-08-24 Jason Merrill <jason@redhat.com>
8794 * print-tree.c (print_node): Don't check TREE_LANG_FLAG_*
8795 on TREE_VEC or SSA_NAME.
8797 2012-08-24 Jakub Jelinek <jakub@redhat.com>
8800 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
8801 if init is a CONSTRUCTOR.
8803 2012-08-24 Steven Bosscher <steven@gcc.gnu.org>
8805 * tree-ssa-live.c (dump_var_map): Do not dump the partition
8806 map of virtual operands.
8808 2012-08-24 Yuri Rumyantsev <ysrumyan@gmail.com>
8810 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
8811 case for Atom processor.
8813 2012-08-24 Simon Baldwin <simonb@google.com>
8815 * dwarf2out.c (gen_producer_string): Omit command line switch if
8816 CL_NO_DWARF_RECORD flag set.
8817 * opts.h (CL_NO_DWARF_RECORD): New.
8818 * opt-functions.awk (switch_flags): Add NoDWARFRecord.
8819 * doc/options.texi: Document NoDWARFRecord option flag.
8821 2012-08-24 H.J. Lu <hongjiu.lu@intel.com>
8824 * dwarf2out.c (mem_loc_descriptor): Allow arg_pointer_rtx and
8825 frame_pointer_rtx for based_loc_descr.
8827 2012-08-24 Martin Jambor <mjambor@suse.cz>
8829 * predict.c (maybe_hot_frequency_p): New parameter fun. Use its decl
8830 instead of current_function_decl, use profile_status_for_function and
8831 ENTRY_BLOCK_PTR_FOR_FUNCTION with fun instead of their cfun variants.
8832 (maybe_hot_count_p): New parameter fun, use
8833 profile_status_for_function instead of its cfun_variant.
8834 (maybe_hot_bb_p): New parameter fun, checking-assert it, pass it to
8836 (maybe_hot_edge_p): Pass cfun to maybe_hot_count_p and
8837 maybe_hot_frequency_p.
8838 (probably_never_executed_bb_p): New parameter fun, use its decl
8839 instead of current_function_decl.
8840 (optimize_bb_for_size_p): Pass cfun to maybe_hot_bb_p.
8841 (rtl_profile_for_bb): Likewise.
8842 (compute_function_frequency): Pass cfun to maybe_hot_bb_p and
8843 probably_never_executed_bb_p.
8844 * tree-ssa-operands.c (ssa_operands_active): New operator fun. Use it
8846 (update_stmt_operands): Pass cfun as an argument of
8847 ssa_operands_active.
8848 (swap_tree_operands): Likewise.
8849 * gimple-iterator.c (update_modified_stmt): Likewise.
8850 (update_modified_stmts): Likewise.
8851 * tree-flow-inline.h (delink_stmt_imm_use): Likewise.
8852 * tree-ssa.c (delete_tree_ssa): Likewise.
8853 * bb-reorder.c (bb_to_key): Pass cfun to probably_never_executed_bb_p.
8854 (push_to_next_round_p): Likewise.
8855 (find_rarely_executed_basic_blocks_and_crossing_edges ): Likewise.
8856 * cfg.c: Inlude tree.h.
8857 (check_bb_profile): Use profile_status_for_function,
8858 EXIT_BLOCK_PTR_FOR_FUNCTION and ENTRY_BLOCK_PTR_FOR_FUNCTION with
8859 DECL_STRUCT_FUNCTION (current_function_decl) instead of their cfun
8861 (dump_bb_info): Pass DECL_STRUCT_FUNCTION (current_function_decl) to
8862 maybe_hot_bb_p and probably_never_executed_bb_p.
8863 * gimple-pretty-print.c (gimple_dump_bb_buff): Checking-assert that
8864 DECL_STRUCT_FUNCTION (current_function_decl) is not NULL. Pass it to
8865 dump_histograms_for_stmt.
8866 (dump_gimple_mem_ops): Pass
8867 DECL_STRUCT_FUNCTION (current_function_decl)
8868 as an argument to dump_gimple_mem_ops.
8869 * tree-cfg.c (dump_function_to_file): Rename parameter fn to fndecl.
8870 Do not change cfun. Change and restore current_function_decl.
8871 * Makefile.in (cfg.o): Include TREE_H in dependencies.
8873 2012-08-24 Georg-Johann Lay <avr@gjlay.de>
8876 * avr-modes.def (HA, SA, DA, TA, UTA): Adjust modes.
8877 * avr/avr-fixed.md: New file.
8878 * avr/avr.md: Include it.
8880 (adjust_len): Add: minus, minus64, ufract, sfract.
8881 (ALL1, ALL2, ALL4, ORDERED234): New mode iterators.
8882 (MOVMODE): Add: QQ, UQQ, HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
8883 (MPUSH): Add: HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
8884 (pushqi1, xload8_A, xload_8, movqi_insn, *reload_inqi, addqi3,
8885 subqi3, ashlqi3, *ashlqi3, ashrqi3, lshrqi3, *lshrqi3, *cmpqi,
8886 cbranchqi4, *cpse.eq): Generalize to handle all 8-bit modes in ALL1.
8887 (*movhi, reload_inhi, addhi3, *addhi3, addhi3_clobber, subhi3,
8888 ashlhi3, *ashlhi3_const, ashrhi3, *ashirhi3_const, lshrhi3,
8889 *lshrhi3_const, *cmphi, cbranchhi4): Generalize to handle all
8890 16-bit modes in ALL2.
8891 (subhi3, casesi, strlenhi): Add clobber when expanding minus:HI.
8892 (*movsi, *reload_insi, addsi3, subsi3, ashlsi3, *ashlsi3_const,
8893 ashrsi3, *ashrhi3_const, *ashrsi3_const, lshrsi3, *lshrsi3_const,
8894 *reversed_tstsi, *cmpsi, cbranchsi4): Generalize to handle all
8895 32-bit modes in ALL4.
8896 * avr-dimode.md (ALL8): New mode iterator.
8897 (adddi3, adddi3_insn, adddi3_const_insn, subdi3, subdi3_insn,
8898 subdi3_const_insn, cbranchdi4, compare_di2,
8899 compare_const_di2, ashrdi3, lshrdi3, rotldi3, ashldi3_insn,
8900 ashrdi3_insn, lshrdi3_insn, rotldi3_insn): Generalize to handle
8901 all 64-bit modes in ALL8.
8902 * config/avr/avr-protos.h (avr_to_int_mode): New prototype.
8903 (avr_out_fract, avr_out_minus, avr_out_minus64): New prototypes.
8904 * config/avr/avr.c (TARGET_FIXED_POINT_SUPPORTED_P): Define to...
8905 (avr_fixed_point_supported_p): ...this new static function.
8906 (TARGET_BUILD_BUILTIN_VA_LIST): Define to...
8907 (avr_build_builtin_va_list): ...this new static function.
8908 (avr_adjust_type_node): New static function.
8909 (avr_scalar_mode_supported_p): Allow if ALL_FIXED_POINT_MODE_P.
8910 (avr_builtin_setjmp_frame_value): Use gen_subhi3 and return new
8911 pseudo instead of gen_rtx_MINUS.
8912 (avr_print_operand, avr_operand_rtx_cost): Handle: CONST_FIXED.
8913 (notice_update_cc): Handle: CC_MINUS.
8914 (output_movqi): Generalize to handle respective fixed-point modes.
8915 (output_movhi, output_movsisf, avr_2word_insn_p): Ditto.
8916 (avr_out_compare, avr_out_plus_1): Also handle fixed-point modes.
8917 (avr_assemble_integer): Ditto.
8918 (output_reload_in_const, output_reload_insisf): Ditto.
8919 (avr_compare_pattern): Skip all modes > 4 bytes.
8920 (avr_2word_insn_p): Skip movuqq_insn, movqq_insn.
8921 (avr_out_fract, avr_out_minus, avr_out_minus64): New functions.
8922 (avr_to_int_mode): New function.
8923 (adjust_insn_length): Handle: ADJUST_LEN_SFRACT,
8924 ADJUST_LEN_UFRACT, ADJUST_LEN_MINUS, ADJUST_LEN_MINUS64.
8925 * config/avr/predicates.md (const0_operand): Allow const_fixed.
8926 (const_operand, const_or_immediate_operand): New.
8927 (nonmemory_or_const_operand): New.
8928 * config/avr/constraints.md (Ynn, Y00, Y01, Y02, Ym1, Ym2, YIJ):
8930 * config/avr/avr.h (LONG_LONG_ACCUM_TYPE_SIZE): Define.
8932 2012-08-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8934 * alias.c (rtx_equal_for_memref_p): Convert constant cases.
8935 * combine.c (find_single_use_1, mark_used_regs_combine): Convert
8937 * cse.c (exp_equiv_p, canon_reg, fold_rtx, cse_process_notes_1,
8938 count_reg_usage): Convert constant cases.
8939 * cselib.c (cselib_expand_value_rtx_1): Convert to CASE_CONST_ANY.
8940 (cselib_subst_to_values): Convert constant cases.
8941 * df-scan.c (df_uses_record): Ditto.
8942 * dse.c (const_or_frame_p): Convert case statements to explicit
8943 if-then-else using mode classes.
8944 * emit-rtl.c (verify_rtx_sharing, copy_insn_1): Convert constant cases.
8945 * explow.c (convert_memory_address_addr_space): Ditto.
8946 * gcse.c (want_to_gcse_p, oprs_unchanged_p, compute_transp): Ditto.
8947 * genattrtab.c (attr_copy_rtx, clear_struct_flag): Ditto.
8948 * ira.c (equiv_init_varies_p, contains_replace_regs,
8949 memref_referenced_p, rtx_moveable_p): Ditto.
8950 * jump.c (mark_jump_label_1): Remove constant cases.
8951 (rtx_renumbered_equal_p): Convert to CASE_CONST_UNIQUE.
8952 * loop-invariant.c (check_maybe_invariant, hash_invariant_expr_1,
8953 invariant_expr_equal_p): Convert to CASE_CONST_ANY.
8954 * postreload-gcse.c (oprs_unchanged_p): Convert constant cases.
8955 * reginfo.c (reg_scan_mark_refs): Ditto.
8956 * regrename.c (scan_rtx): Ditto.
8957 * reload1.c (eliminate_regs_1, elimination_effects,
8958 scan_paradoxical_subregs): Ditto.
8959 * reload.c (operands_match_p, subst_reg_equivs): Ditto.
8960 * resource.c (mark_referenced_resources, mark_set_resources): Ditto.
8961 * rtlanal.c (rtx_unstable_p, rtx_varies_p, count_occurrences)
8962 (reg_mentioned_p, modified_between_p, modified_in_p)
8963 (volatile_insn_p, volatile_refs_p, side_effects_p, may_trap_p_1,
8964 inequality_comparisons_p, computed_jump_p_1): Ditto.
8965 * rtl.c (copy_rtx, rtx_equal_p_cb, rtx_equal_p): Ditto.
8966 * sched-deps.c (sched_analyze_2): Ditto.
8967 * valtrack.c (cleanup_auto_inc_dec): Ditto.
8968 * rtl.h: (CASE_CONST_SCALAR_INT, CASE_CONST_UNIQUE,
8969 CASE_CONST_ANY): New macros.
8971 2012-08-23 Julian Brown <julian@codesourcery.com>
8972 Sandra Loosemore <sandra@codesourcery.com>
8974 * config/mips/mips.md
8975 (UNSPEC_CASESI_DISPATCH): New.
8976 (MIPS16_T_REGNUM): New constant.
8977 (tablejump): Don't use for MIPS16_SHORT_JUMP_TABLES.
8979 (casesi_internal_mips16_<mode>): New.
8980 * config/mips/mips.c (mips16_split_long_branches): Adjust test
8981 to ignore casesi jump tables.
8982 * config/mips/mips.h (TARGET_MIPS16_SHORT_JUMP_TABLES): Update
8984 (CASE_VECTOR_MODE): Use SImode unconditionally.
8985 (CASE_VECTOR_SHORTEN_MODE): Define.
8986 (ASM_OUTPUT_ADDR_DIFF_ELT): Output word-sized addr_diff_elts
8987 when necessary for MIPS16_SHORT_JUMP_TABLES.
8989 2012-08-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8991 * config/rs6000/rs6000.c (rs6000_density_test): Free loop body.
8993 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
8996 * doc/invoke.texi: Add -da and remove -dm.
8998 2012-08-23 Richard Guenther <rguenther@suse.de>
9000 * tree-vect-stmts.c (vect_finish_stmt_generation): Update
9003 2012-08-23 Jakub Jelinek <jakub@redhat.com>
9005 * tree.c (copy_node_stat): Clear DECL_STRUCT_FUNCTION.
9007 2012-08-23 Mingjie Xing <mingjie.xing@gmail.com>
9009 * doc/gty.texi: Fix typo.
9011 2012-08-23 Richard Guenther <rguenther@suse.de>
9013 * tree-ssa-loop-manip.c (add_exit_phis_var): Allow virtual operands.
9014 (find_uses_to_rename_use): Likewise.
9015 (find_uses_to_rename_bb): Likewise.
9016 (find_uses_to_rename_stmt): Walk over all operands.
9018 2012-08-22 Oleg Endo <olegendo@gcc.gnu.org>
9021 * config/sh/predicates (p27_rshift_count_operand,
9022 not_p27_rshift_count_operand): New predicates.
9023 * config/sh/sh.c (sh_ashlsi_clobbers_t_reg_p,
9024 sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p): Handle special
9025 case when shift amount is 31.
9026 (gen_ashift): Emit gen_shlr instead of gen_lshrsi3_m.
9027 * config/sh/sh.md (ashlsi3_d): Set type to 'dyn_shift' instead
9029 (ashlsi_c): Rename to shll. Adapt calls to gen_ashlsi_c throughout
9031 (lshrsi3): Remove clobber from expander. Use shift_count_operand
9032 instead of nonmemory_operand predicate for second operand. Add
9033 handling of case lshrsi3_n_clobbers_t.
9034 (lshrsi3_k): Use p27_rshift_count_operand for second operand.
9035 (lshrsi3_d): Make insn_and_split. Split dynamic shift to constant
9036 shift sequences if beneficial.
9037 (lshrsi3_n): Make insn_and_split. Split constant shift sequence to
9038 dynamic shift if beneficial.
9039 (lshrsi3_n_clobbers_t): New insn_and_split.
9040 (lshrsi3_m): Delete.
9042 2012-08-22 Steven Bosscher <steven@gcc.gnu.org>
9044 * tracer.c (mark_bb_seen): Use SBITMAP_SIZE.
9046 * alias.c (MAX_ALIAS_LOOP_PASSES): Update comment with rationale,
9047 or rather a lack thereof.
9048 (init_alias_analysis): Propagate the latest information across
9049 the CFG in topological order to propagate as far as possible in
9050 each iteration. Ignore debug insns.
9052 2012-08-22 H.J. Lu <hongjiu.lu@intel.com>
9054 * doc/invoke.texi: Document -mlong-double-64/-mlong-double-80.
9056 * config/i386/i386.c (flag_opts): Add -mlong-double-64.
9057 (TARGET_HAS_BIONIC): Default long double to 64-bit for Bionic.
9059 * config/i386/i386.h (LONG_DOUBLE_TYPE_SIZE): Use 64 if
9060 TARGET_LONG_DOUBLE_64 is true.
9061 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New macro.
9062 (WIDEST_HARDWARE_FP_SIZE): Defined to 80.
9064 * config/i386/i386.opt (mlong-double-80): New option.
9065 (mlong-double-64): Likewise.
9067 * config/i386/i386-c.c (ix86_target_macros): Define
9068 __LONG_DOUBLE_64__ for TARGET_LONG_DOUBLE_64.
9070 2012-08-22 H.J. Lu <hongjiu.lu@intel.com>
9073 * config/i386/i386.c (ix86_split_to_parts): Replace
9074 REAL_VALUE_TO_TARGET_LONG_DOUBLE with real_to_target.
9076 2012-08-22 Richard Guenther <rguenther@suse.de>
9078 * tree-vectorizer.c (vectorize_loops): Do not call
9079 mark_virtual_operands_for_renaming.
9080 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
9081 Do not update SSA form here.
9083 2012-08-22 Dodji Seketeli <dodji@redhat.com>
9085 * tree.h (TREE_NOTHROW): Use the base.nothrow_flag.
9087 2012-08-22 Richard Guenther <rguenther@suse.de>
9089 PR tree-optimization/46590
9090 * tree-ssa-alias.h (get_continuation_for_phi): Add alias query
9091 counter output argument.
9092 (walk_non_aliased_vuses): Add alias query counter argument
9093 to the walker callback.
9094 * tree-ssa-alias.c (maybe_skip_until): Add alias query counter
9095 output argument and count alias queries.
9096 (get_continuation_for_phi_1): Likewise.
9097 (get_continuation_for_phi): Likewise.
9098 (walk_non_aliased_vuses): Add alias query counter argument
9099 to the walker callback and allow it to abort the walk by
9101 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
9102 * tree-ssa-sccvn.c (vn_reference_lookup_2): Add alias query
9103 counter parmeter, abort walk if that is bigger than
9104 --param sccvn-max-alias-queries-per-access.
9105 * params.def (sccvn-max-alias-queries-per-access): New param.
9106 * doc/invoke.texi (sccvn-max-alias-queries-per-access): Document.
9108 2012-08-22 Richard Guenther <rguenther@suse.de>
9110 * tree-ssa-loop-ch.c (copy_loop_headers): Remove redundant checking.
9111 * tree-into-ssa.c (initialize_flags_in_bb): Use gcc_checking_assert
9112 instead of gcc_assert.
9113 (mark_block_for_update): Likewise.
9114 (add_new_name_mapping): Likewise.
9115 (mark_def_sites): Likewise.
9116 (insert_phi_nodes_for): Likewise.
9117 (rewrite_debug_stmt_uses): Likewise.
9118 (rewrite_stmt): Likewise.
9119 (maybe_register_def): Likewise.
9120 (rewrite_update_phi_arguments): Likewise.
9121 (rewrite_update_enter_block): Likewise.
9122 (mark_def_interesting): Likewise.
9123 (prepare_def_site_for): Likewise.
9124 (insert_updated_phi_nodes_for): Likewise.
9126 2012-08-22 Jakub Jelinek <jakub@redhat.com>
9128 * tree-vect-loop.c (vect_transform_loop): Initialize
9129 check_profitability to false.
9131 * tree-predcom.c (try_combine_chains): Free the worklist vector
9134 2012-08-22 Marc Glisse <marc.glisse@inria.fr>
9136 PR tree-optimization/54317
9137 * tree-vrp.c (extract_range_from_binary_expr_1): Test for
9138 double_int overflow.
9141 2012-08-22 Jakub Jelinek <jakub@redhat.com>
9143 * tree-vrp.c (find_assert_locations): Skip also edges
9144 from the entry block.
9146 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Call
9147 free_stmt_vec_info on orig_cond after gsi_removing it.
9148 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Always
9149 free body_cost_vec vector.
9150 (vect_analyze_data_refs): If gather is unsuccessful,
9152 * tree-inline.c (tree_function_versioning): Free
9153 old_transforms_to_apply vector.
9155 2012-08-22 Steven Bosscher <steven@gcc.gnu.org>
9157 * tree-ssa-coalesce.c (struct ssa_conflicts_d): Make contents
9158 of this a VEC and add a bitmap obstack.
9159 (ssa_conflicts_new): Allocate the obstack and grow the VEC cleared
9161 (ssa_conflicts_delete): Free the VEC and release the obstack.
9162 (ssa_conflicts_test_p, ssa_conflicts_test_p, ssa_conflicts_add_one,
9163 ssa_conflicts_merge, ssa_conflicts_dump): Update for above changes.
9164 (truct live_track_d): Add another bitmap obstack here.
9165 (new_live_track): Initialize it and use it for all bitmaps.
9166 (delete_live_track): Don't free the bitmaps one at a time, just
9167 release the obstack.
9168 (create_outofssa_var_map): Fix to conform to GCC code style rules.
9170 2012-08-21 Nathan Froyd <froydnj@gcc.gnu.org>
9172 * config/m32c/constraints.md: New file.
9173 * config/m32c/t-m32c (MD_FILES): Add constraints.
9174 * config/m32c/m32c-protos.h (m32c_const_ok_for_constraint_p): Delete.
9175 (m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
9176 (m32c_reg_class_from_constraint): Delete.
9177 (m32c_extra_constraint_p, m32c_extra_constraint_p2): Delete.
9178 (m32c_matches_constraint_p): Declare.
9179 * config/m32c/m32c.h (CONSTRAINT_LEN): Delete.
9180 (REG_CLASS_FROM_CONSTRAINT): Delete.
9181 (CONST_OK_FOR_CONSTRAINT_P): Delete.
9182 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Delete.
9183 (EXTRA_CONSTRAINT_STR): Delete.
9184 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Delete.
9185 * config/m32c/m32c.c: Include tm-constrs.h
9186 (m32c_reg_class_from_constraint): Delete.
9187 (m32c_const_ok_for_constraint_p): Delete.
9188 (m32c_extra_constraint_p2): Rename to...
9189 (m32c_matches_constraint_p): ...this. Make it return bool. Tweak
9191 (m32c_extra_constraint_p): Delete.
9192 (m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
9193 (m32c_split_move): Use satisfies_constraint_Ss.
9194 * config/m32c/predicates.md (memsym_operand): Use
9195 satisfies_constraint_Si.
9196 (memimmed_operand): Use satisfies_constraint_Sp.
9197 (m32c_psi_scale, m32c_1bit8_operand): Use satisfies_constraint_Ilb.
9198 (m32c_1bit16_operand): Use satisfies_constraint_Ilw.
9199 (m32c_1mask8_operand): Use satisfies_constraint_ImB.
9200 (m32c_1mask16_operand): Use satisfies_constraint_Imw.
9202 2012-08-21 Nathan Froyd <froydnj@gcc.gnu.org>
9204 * config/mep/mep.h (REG_CLASS_FROM_CONSTRAINT): Delete.
9205 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
9206 (CONSTRAINT_LEN, EXTRA_CONSTRAINT): Delete.
9207 * config/mep/mep.c (mep_reg_class_from_constraint): Delete.
9208 (mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
9209 * config/mep/mep-protos.h (mep_reg_class_from_constraint): Delete.
9210 (mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
9212 2012-08-21 Oleg Endo <olegendo@gcc.gnu.org>
9214 * config/sh/sh.md (cmpeqdi_t, cmpgtdi_t, cmpgedi_t, cmpgeudi_t,
9215 cmpgtudi_t, *movsicc_t_false, *movsicc_t_true, divsi_inv20, negsi_cond,
9216 truncdihi2, ic_invalidate_line_i, ic_invalidate_line_sh4a,
9217 ic_invalidate_line_media, movdf_i4, calli_pcrel, call_valuei,
9218 call_valuei_pcrel, sibcalli_pcrel, sibcall_compact,
9219 sibcall_valuei_pcrel, sibcall_value_compact, casesi_worker_1,
9220 casesi_worker_2, bandreg_m2a, borreg_m2a, bxorreg_m2a, sp_switch_1,
9221 sp_switch_2, stack_protect_set_si, stack_protect_set_si_media,
9222 stack_protect_set_di_media, stack_protect_test_si,
9223 stack_protect_test_si_media, stack_protect_test_di_media): Convert to
9224 multi-line asm output strings.
9225 (divsi_inv_qitable, divsi_inv_hitable): Use single-alternative asm
9227 (*andsi3_bclr, rotldi3_mextr, rotrdi3_mextr, calli,
9228 call_valuei_tbr_rel, movml_push_banked, movml_pop_banked, bclr_m2a,
9229 bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a, bldsign_m2a,
9230 bld_reg, *bld_regqi, band_m2a, bor_m2a, bxor_m2a, mextr_rl, *mextr_lr):
9231 Use tab char instead of '\\t'.
9232 (iordi3): Use braced string.
9233 (*movsi_pop): Use tab chars instead of spaces.
9235 2012-08-21 Oleg Endo <olegendo@gcc.gnu.org>
9238 * config/sh/sh.md (*movhi_index_disp): Add support for SH2A
9241 2012-08-21 H.J. Lu <hongjiu.lu@intel.com>
9244 * df-scan.c (df_bb_verify): Restore df_free_collection_rec call
9245 inside the insn traversal loop.
9247 * vec.h (vec_reserve): Remove the stack allocation check.
9249 2012-08-21 Marc Glisse <marc.glisse@inria.fr>
9251 * fold-const.c (fold_ternary_loc): Detect identity permutations.
9252 Canonicalize permutations more.
9253 * tree-ssa-forwprop.c (is_combined_permutation_identity): New function.
9254 (simplify_permutation): Likewise.
9255 (ssa_forward_propagate_and_combine): Call it.
9257 2012-08-21 Richard Guenther <rguenther@suse.de>
9259 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
9260 the affine expansion cache.
9261 * tree-ssa-dom.c (free_expr_hash_elt_contents): New function,
9263 (free_expr_hash_elt): ... this one.
9264 (record_cond): Properly free a not needed hashtable element.
9265 (lookup_avail_expr): Likewise.
9266 * tree-into-ssa.c (init_ssa_renamer): Specify a free function
9267 for the var_infos hashtable.
9268 (update_ssa): Likewise.
9270 2012-08-21 Richard Guenther <rguenther@suse.de>
9272 * alloc-pool.c (pool_alloc): Fix valgrind annotation.
9273 * tree.h: Fix typo and complete flags documentation.
9275 2012-08-21 Richard Guenther <rguenther@suse.de>
9277 * tree.h (struct tree_base): Add union to make it possible to
9278 re-use the upper 4 bytes for tree codes that do not need as
9279 many flags as others. Move visited and default_def_flag to
9280 common bits section in exchange for saturating_flag and
9281 unsigned_flag. Add SSA name version and tree vec length
9283 (struct tree_vec): Remove length field here.
9284 (struct tree_ssa_name): Remove version field here.
9286 2012-08-20 Jan Hubicka <jh@suse.cz>
9289 * ipa-inline.c (want_inline_small_function_p): Take loop_iterations
9291 (edge_badness): Likewise.
9292 * ipa-inline.h (inline_hints_vals): Add INLINE_HINT_loop_iterations.
9293 (inline_summary): Add loop_iterations.
9294 * ipa-inline-analysis.c: Include tree-scalar-evolution.h.
9295 (dump_inline_hints): Dump loop_iterations.
9296 (reset_inline_summary): Free loop_iterations.
9297 (inline_node_duplication_hook): Update loop_iterations.
9298 (dump_inline_summary): Dump loop_iterations.
9299 (will_be_nonconstant_expr_predicate): New function.
9300 (estimate_function_body_sizes): Analyze loops.
9301 (estimate_node_size_and_time): Set hint loop_iterations.
9302 (inline_merge_summary): Merge loop iterations.
9303 (inline_read_section): Stream in loop_iterations.
9304 (inline_write_summary): Stream out loop_iterations.
9306 2012-08-20 Oleg Endo <olegendo@gcc.gnu.org>
9309 * config/sh/sh.md (rotcr, *rotcr, shar, shlr): New insns and splits.
9310 (ashrdi3_k, lshrdi3_k): Rewrite as insn_and_split.
9311 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p): New function.
9312 * config/sh/sh-protos.h (sh_lshrsi_clobbers_t_reg_p): Declare it.
9314 2012-08-20 Oleg Endo <olegendo@gcc.gnu.org>
9317 * config/sh/sh.md (*cset_zero): New insns.
9319 2012-08-20 Mark Wielaard <mjw@redhat.com>
9321 * dwarf2out.h (enum dw_val_class): Add dw_val_class_high_pc.
9322 * dwarf2out.c (dw_val_equal_p): Handle dw_val_class_high_pc.
9323 (add_AT_low_high_pc): New function.
9324 (AT_lbl): Handle dw_val_class_high_pc.
9325 (print_die): Likewise.
9326 (attr_checksum): Likewise.
9327 (attr_checksum_ordered): Likewise.
9328 (same_dw_val_p): Likewise.
9329 (size_of_die): Likewise.
9330 (value_format): Likewise.
9331 (output_die): Likewise.
9332 (gen_subprogram_die): Use add_AT_low_high_pc.
9333 (add_high_low_attributes): Likewise.
9334 (dwarf2out_finish): Likewise.
9336 2012-08-20 Jakub Jelinek <jakub@redhat.com>
9338 PR rtl-optimization/54294
9339 * fwprop.c (all_uses_available_at): Ignore debug insns in between
9340 def_insn and target_insn when checking whether the shortcut is
9343 2012-08-20 Eric Botcazou <ebotcazou@adacore.com>
9345 * config/sparc/sparc.h (MAX_FIXED_MODE_SIZE): Define.
9347 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
9350 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
9352 2012-08-20 Richard Earnshaw <rearnsha@arm.com>
9355 * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Delete rhs_code
9356 declaration and setter.
9358 2012-08-20 Richard Earnshaw <rearnsha@arm.com>
9361 * tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
9363 (is_widening_mult_rhs_p): Use it.
9365 2012-08-20 Joseph Myers <joseph@codesourcery.com>
9367 * configure.ac (ffs): Check for declaration.
9368 * configure, config.in: Regenerate.
9370 2012-08-20 Richard Guenther <rguenther@suse.de>
9372 * tree-flow.h (register_new_name_mapping): Remove.
9373 * tree-into-ssa.c (register_new_name_mapping): Likewise.
9374 (add_new_name_mapping): Do not push/pop timevar here.
9375 (create_new_def_for): Instead do it here. Initialize
9376 update-ssa here, handle a NULL def.
9377 * tree-vrp.c (build_assert_expr_for): Use create_new_def_for.
9379 2012-08-20 Richard Guenther <rguenther@suse.de>
9381 PR tree-optimization/54327
9382 * gimple-fold.c (get_maxval_strlen): Do not walk use-def chains
9383 if the use is registered for SSA update.
9385 2012-08-20 Jakub Jelinek <jakub@redhat.com>
9387 PR tree-optimization/54321
9388 * tree-ssa-forwprop.c (simplify_builtin_call): Pass 0 instead of 1
9389 as second argument to tree_low_cst call on val2.
9391 2012-08-20 Richard Guenther <rguenther@suse.de>
9393 * gimple.h (gimple_statement_base): Annotate with GTY chain_next.
9395 2012-08-20 Richard Guenther <rguenther@suse.de>
9398 * genoutput.c (note_constraint): Properly use CONST_CAST.
9400 2012-08-19 Nick Clifton <nickc@redhat.com>
9403 * config/arm/mmintrin.h: Remove spurious #endif.
9405 2012-08-18 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9407 * config/avr/avr-log.c (avr_log_vadump): Properly use
9408 int-promoted enum values.
9409 * config/avr/avr.h (struct mcu_type_s): Change `arch' from
9410 int to enum avr_arch.
9411 * config/avr/gen-avr-mmcu-texi.c (main): Use correct initializer.
9413 2012-08-18 Jan Hubicka <jh@suse.cz>
9416 * ipa-inline.c (want_inline_small_function_p): Bypass
9417 inline limits for hinted functions.
9418 (edge_badness): Dump hints; decrease badness for hinted funcitons.
9419 * ipa-inline.h (enum inline_hints_vals): New enum.
9420 (inline_hints): New type.
9421 (edge_growth_cache_entry): Add hints.
9422 (dump_inline_summary): Update.
9423 (dump_inline_hints): Declare.
9424 (do_estimate_edge_hints): Declare.
9425 (estimate_edge_hints): New inline function.
9426 (reset_edge_growth_cache): Update.
9427 * predict.c (cgraph_maybe_hot_edge_p): Do not ice on indirect edges.
9428 * ipa-inline-analysis.c (dump_inline_hints): New function.
9429 (estimate_edge_devirt_benefit): Return true when function should be
9431 (estimate_calls_size_and_time): New hints argument; set it when
9432 devritualization happens.
9433 (estimate_node_size_and_time): New hints argument.
9434 (do_estimate_edge_time): Cache hints.
9435 (do_estimate_edge_growth): Update.
9436 (do_estimate_edge_hints): New function
9438 2012-08-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9441 * expmed.c (expand_mult): Skip synth_mult for negative coefficients
9442 if the mode is larger than a wide int and it is too costly to multiply
9443 by a positive multiplier and negate the result.
9445 2012-08-18 Steven Bosscher <steven@gcc.gnu.org>
9447 * sparseset.c (sparseset_alloc): Use non-clearing allocation. Tell
9448 valgrind not to worry about reading from unitialized memory.
9450 2012-08-18 Steven Bosscher <steven@gcc.gnu.org>
9453 * dse.c (dse_step7): Don't free kill_on_calls bitmap, it is
9454 freed when its obstack is release.
9456 2012-08-18 Andrew Pinski <pinskia@gmail.com>
9458 * alloc-pool.c (pool_alloc): Add valgrind markers.
9459 (pool_free): Likewise.
9461 2012-08-17 Walter Lee <walt@tilera.com>
9463 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
9464 (FEEDBACK_ENTER): Define.
9465 (FEEDBACK_REENTER): Define.
9466 (FEEDBACK_ENTRY): Define.
9467 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
9468 (FEEDBACK_ENTER): Define.
9469 (FEEDBACK_REENTER): Define.
9470 (FEEDBACK_ENTRY): Define.
9472 2012-08-17 H.J. Lu <hongjiu.lu@intel.com>
9473 Gary Funck <gary@intrepid.com>
9476 * config/i386/i386.c (ix86_member_type_forces_blk): New function.
9477 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
9479 * config/i386/i386.h (MAX_FIXED_MODE_SIZE): New macro.
9481 2012-08-17 Marc Glisse <marc.glisse@inria.fr>
9483 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
9486 2012-08-17 H.J. Lu <hongjiu.lu@intel.com>
9488 * stor-layout.c (compute_record_mode): Replace
9489 MEMBER_TYPE_FORCES_BLK with targetm.member_type_forces_blk.
9490 (layout_type): Likewise.
9492 * system.h: Poison MEMBER_TYPE_FORCES_BLK.
9494 * target.def (member_type_forces_blk): New target hook.
9496 * targhooks.c (default_member_type_forces_blk): New.
9497 * targhooks.h (default_member_type_forces_blk): Likewise.
9499 * doc/tm.texi.in (MEMBER_TYPE_FORCES_BLK): Removed.
9500 (TARGET_MEMBER_TYPE_FORCES_BLK): New hook.
9501 * doc/tm.texi: Regenerated.
9503 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Removed.
9505 * config/ia64/ia64.c (ia64_member_type_forces_blk): New function.
9506 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
9508 * config/rs6000/rs6000.c (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
9509 (rs6000_member_type_forces_blk): New function.
9511 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Removed.
9513 * config/xtensa/xtensa.c (xtensa_member_type_forces_blk): New function.
9514 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
9516 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Removed.
9518 2012-08-17 Diego Novillo <dnovillo@google.com>
9521 * configure.ac: Add libintl.h to AC_CHECK_HEADERS list.
9522 * config.in: Regenerate.
9523 * configure: Regenerate.
9524 * intl.h: Always include libintl.h if HAVE_LIBINTL_H is set.
9526 2012-08-17 Richard Guenther <rguenther@suse.de>
9528 * bitmap.h (struct bitmap_element_def): GTY annotate next/prev.
9529 (struct bitmap_head_def): GTY skip current field.
9531 2012-08-17 Steven Bosscher <steven@gcc.gnu.org>
9534 * tree-ssa-loop-im.c (lim_bitmap_obstack): New bitmap_obstack.
9535 (memref_free): Don't free the bitmaps individually here.
9536 (mem_ref_alloc): Allocate the bitmaps on the new bitmap obstack.
9537 (analyze_memory_references): Likewise.
9538 (tree_ssa_lim_initialize): Initialize the new bitmap obstack.
9539 (tree_ssa_lim_finalize): Release it.
9540 * dse.c (dse_bitmap_obstack): New bitmap obstack.
9541 (dse_obstack): New obstack.
9542 (get_group_info): Allocate the bitmaps on the new bitmap obstack.
9543 (dse_step0): Allocate the scratch bitmap on reg_obstack. Initialize
9544 the new bitmap obstack and normal obstack. Use XNEWVEC for bb_table.
9545 (record_store): Allocate regs_set on reg_obstack.
9546 (dse_step1): Allocate regs_live on reg_obstack.
9547 (dse_step2_init): Allocate offset_map_n and offset_map_p on the new
9549 (dse_step3_scan): Allocate bitmaps on the new bitmap obstack.
9550 (dse_step3): Likewise.
9551 (dse_confluence_0): Likewise.
9552 (dse_confluence_n): Likewise.
9553 (dse_transfer_function): Likewise.
9554 (dse_step7): Destroy the new obstacks, and everything allocated on
9555 them, in one big sweep.
9556 (rest_of_handle_dse): Update.
9557 * cfgexpand.c (stack_var_bitmap_obstack): New bitmap obstack.
9558 (add_stack_var_conflict): Allocate bitmaps on it.
9559 (add_scope_conflicts_1): Likewise.
9560 (add_scope_conflicts): Likewise.
9561 (update_alias_info_with_stack_vars): Likewise.
9562 (init_vars_expansion): Move TREE_USED fiddling expand_used_vars.
9563 Initialize the new bitmap obstack.
9564 (fini_vars_expansion): Release it.
9565 (estimated_stack_frame_size): Use init_vars_expansion to set things up
9566 and always clean up at the end.
9567 (expand_used_vars): Do the TREE_USED trickery here. Always call
9568 fini_vars_expansion.
9569 * tree-ssa-live.h (struct tree_live_info_d): Make livein and liveout
9570 arrays of bitmap_head to avoid one indirection per bitmap access.
9571 (live_on_entry, live_on_exit, live_var_map, live_merge_and_clear,
9572 make_live_on_entry): Update.
9573 * tree-ssa-live.c (partition_view_bitmap): Don't double-free 'used'.
9574 (liveness_bitmap_obstack): New bitmap obstack.
9575 (remove_unused_locals): Use it to allocate all bitmaps on. Update
9576 for livein/liveout changes in tree-ssa-live.h.
9577 (delete_tree_live_info): Release the bitmap obstack.
9578 (loe_visit_block, live_worklist, set_var_live_on_entry,
9579 calculate_live_on_exit, dump_live_info): Update.
9580 (calculate_live_ranges): Initialize the bitmap.
9581 * tree-ssa-ter.c (ter_bitmap_obstack): New bitmap obstack.
9582 (new_temp_expr_table): Allocate bitmap on it.
9583 (make_dependent_on_partition, add_to_partition_kill_list,
9584 add_dependence, process_replaceable): Likewise.
9585 (find_replaceable_exprs): Initialize and release the new obstack here.
9586 * df-problems.c (df_lr_add_problem): Allocate persistent bitmap
9587 for out_of_date_transfer_functions on df_bitmap_obstack.
9588 (df_live_add_problem): Likewise.
9589 (df_chain_add_problem): Likewise.
9590 (df_word_lr_add_problem): Likewise.
9592 2012-08-17 Nick Clifton <nickc@redhat.com>
9594 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
9595 (branch_true): Likewise.
9596 (branch_false): Likewise.
9598 * config/mcore/mcore.md (cbranchsi4): Remove mode from comparison.
9600 * config/iq2000/iq2000.md (cbranchsi4): Remove mode from
9601 comparison and label.
9602 (branch_zero): Likewise.
9603 (branch_zero_inverted): Likewise.
9604 (branch_equality): Likewise.
9605 (branch_equality_inverted): Likewise.
9606 (extend-and-compare): Disable until reload issues can be resolved.
9607 * config/iq2000/iq2000.c (gen_conditional_branch): Use VOIDmode
9609 (iq2000_function_arg_advance): Remove CONST_CAST2.
9611 * config/mep/t-mep (mep-pragma.o): Use $(COMPILER) to compile
9614 2012-08-17 Georg-Johann Lay <avr@gjlay.de>
9616 * config/avr/t-avr (gen-avr-mmcu-texi): Use $(CC) to compile
9617 gen-avr-mmcu-texi.c.
9619 2012-08-17 Richard Earnshaw <rearnsha@arm.com>
9621 * arm.md (arm_addsi3): New variant for Thumb2 16-bit ADD instruction.
9622 * arm.c (thumb2_reorg): Don't convert an ADD instruction that's
9625 2012-08-17 Richard Guenther <rguenther@suse.de>
9627 * hash-table.h (class hash_table): Use a descriptor template
9628 argument instead of decomposed element type and support functions.
9629 (struct pointer_hash): New generic typed pointer-hash.
9630 (struct typed_free_remove, struct typed_noop_remove): Generic
9631 hash_table support pieces.
9632 * coverage.c (struct counts_entry): Add hash_table support members.
9633 * tree-ssa-ccp.c (gimple_htab): Use pointer_hash.
9634 * tree-ssa-coalesce.c (struct ssa_name_var_hash): New generic
9635 SSA name by SSA_NAME_VAR hash.
9636 (coalesce_ssa_name): Use it.
9637 * tree-ssa-pre.c (struct pre_expr_d): Add hash_table support.
9638 (expression_to_id): Adjust.
9639 (struct expr_pred_trans_d): Add hash_table support.
9640 (phi_translate_table): Adjust.
9641 (phi_trans_lookup): Likewise.
9642 (phi_trans_add): Likewise.
9643 (do_regular_insertion): Likewise.
9644 * tree-ssa-tail-merge.c (struct same_succ_def): Add hash_table support.
9645 (same_succ_htab): Adjust.
9646 (find_same_succ_bb): Likewise.
9647 (find_same_succ): Likewise.
9648 (update_worklist): Likewise.
9649 * tree-ssa-threadupdate.c (struct redirection_data): Add hash_table
9651 (redirection_data): Adjust.
9653 2012-08-17 Richard Guenther <rguenther@suse.de>
9655 * params.def (integer-share-limit): Decrease from 256 to 251,
9658 2012-08-17 Richard Guenther <rguenther@suse.de>
9660 * tree-sra.c (modify_function): Free redirect_callers vector.
9661 * ipa-split.c (split_function): Free args_to_pass vector.
9662 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Free
9663 body_cost_vec properly.
9664 (vect_enhance_data_refs_alignment): Likewise.
9665 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
9667 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
9668 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
9669 (vect_analyze_slp_instance): Free everything.
9670 (destroy_bb_vec_info): Free the SLP instances.
9672 2012-08-17 Iain Sandoe <iain@codesourcery.com>
9674 * config/rs6000/rs6000.c (macho_branch_islands): Adjust for changes
9677 2012-08-17 Jakub Jelinek <jakub@redhat.com>
9679 * doc/invoke.texi (-Wsizeof-pointer-memaccess): Document.
9681 2012-08-16 Sandra Loosemore <sandra@codesourcery.com>
9683 * config/mips/mips-dsp.md (mips_dpau_h_qbl, mips_dpau_h_qbr)
9684 (mips_dpsu_h_qbl, mips_dpsu_h_qbr, mips_dpaq_s_w_ph)
9685 (mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph, mips_dpaq_sa_l_w)
9686 (mips_dpsq_sa_l_w, mips_maq_s_w_phl, mips_maq_s_w_phr)
9687 (mips_maq_sa_w_phl, mips_maq_sa_w_phr): Add accum_in attribute.
9689 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
9692 * config/sh/sh.md (addc): Add commutative modifier.
9693 (*addc, *minus_plus_one, *subc, *negc): New insns and splits.
9695 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
9698 * config/sh/sh.md (*movsi_index_disp, *movhi_index_disp): Handle
9699 potential T_REG clobber. Convert zero extending split to
9702 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
9705 * config/sh/sh.md (ashlsi3_d): Do not split if it would result
9706 in a T_REG clobber. Correct comment.
9707 (ashlsi3_n): Correct comment.
9709 2012-08-16 Hans-Peter Nilsson <hp@axis.com>
9712 * optabs.c (expand_atomic_fetch_op): Save and restore code when
9713 retrying after failed attempt.
9715 2012-08-16 Yuri Rumyantsev <ysrumyan@gmail.com>
9717 * config/i386/i386-protos.h (ix86_split_lea_for_addr) : Add
9718 additional argument.
9719 * config/i386/i386.md (ix86_split_lea_for_addr) : Add
9720 additional argument curr_insn.
9721 * config/i386/i386.c (ix86_split_lea_for_addr): Load base or index
9722 register first, depending on their defintion distances.
9723 (ix86_lea_outperforms): Prefer LEA only if split cost exceeds
9725 (find_nearest_reg-def): New function. Find register with
9728 2012-08-16 Walter Lee <walt@tilera.com>
9730 * config.gcc (tilegx-*-linux*): Add feedback.h.
9731 (tilepro-*-linux*): Likewise.
9732 * config/tilegx/feedback.h: New file.
9733 * config/tilepro/feedback.h: New file.
9735 2012-08-16 Diego Novillo <dnovillo@google.com>
9740 * double-int.h: Move including of gmp.h ...
9741 * system.h: ... here.
9742 * realmpfr.h: Do not include gmp.h.
9743 * tree-ssa-loop-niter.c: Do not include gmp.h.
9745 2012-08-16 Segher Boessenkool <segher@kernel.crashing.org>
9747 * config/rs6000/darwin.h (TARGET_IEEE_QUAD): Fix comment.
9749 2012-08-16 Richard Guenther <rguenther@suse.de>
9752 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
9754 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
9755 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
9756 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
9757 * tree-into-ssa.c (get_ssa_name_ann): Allocate info only when needed.
9758 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
9759 (tree_ssa_lim_finalize): Free all mem_refs.
9760 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
9761 scc when bailing out.
9762 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
9763 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
9764 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
9765 FOR_EACH_LOOP_BREAK.
9767 2012-08-16 Diego Novillo <dnovillo@google.com>
9770 * double-int.h: Move including of gmp.h ...
9771 * system.h: ... here.
9772 * realmpfr.h: Do not include gmp.h.
9773 * tree-ssa-loop-niter.c: Do not include gmp.h.
9775 2012-08-16 Steven Bosscher <steven@gcc.gnu.org>
9778 * tree-flow.h (compute_global_livein): Remove prototype.
9779 * tree-into-ssa.c (compute_global_livein): Remove function.
9780 * tree-ssa-loop-manip.c: Include gimple-pretty-print.h.
9781 (find_sibling_superloop): New function.
9782 (compute_live_loop_exits): New function.
9783 (add_exit_phis_edge): Rename to add_exit_phi. Do not allow
9784 inserting a PHI in a block that is not a loop exit for VAR.
9785 Add dumping if TDF_DETAILS.
9786 (add_exit_phis_var): Rewrite.
9787 (add_exit_phis): Update.
9788 (get_loops_exits): Rewrite to return an array of per-loop exits
9789 rather than one bitmap with all loop exits.
9790 (find_uses_to_rename_bb): Ignore virtual PHI nodes.
9791 (rewrite_into_loop_closed_ssa): Update.
9793 2012-08-16 Nick Clifton <nickc@redhat.com>
9795 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Cast _ascii_bytes
9796 before passing it to ASM_OUTPUT_LIMITED_STRING.
9798 * config/bfin/bfin.c (hwloop_optimize): Fix use of VEC_last macro.
9800 * config/avr/t-avr: Replace occurrences of $(CC) with $(COMPILER).
9801 * config/avr/avr.c (avr_legitimize_reload_address): Add casts
9802 for reload_type enums.
9803 (DEF_BUILTIN): Cast the icode to enum insn_code.
9805 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
9807 * config/rs6000/aix43.h (ASM_CPU_SPEC): Use %(asm_default)
9809 * config/rs6000/aix51.h (ASM_CPU_SPEC): Ditto.
9811 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
9813 * config/rs6000/aix43.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
9814 (RS6000_CALL_GLUE): Adjust for single assembler syntax.
9815 * config/rs6000/aix51.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
9816 * config/rs6000/aix52.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
9817 * config/rs6000/aix53.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
9818 * config/rs6000/aix61.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
9819 * config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
9820 * config/rs6000/darwin.md (whole file): Adjust to single
9822 * config/rs6000/darwin64.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
9823 * config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
9824 * config/rs6000/dfp.md: (whole file): Adjust to single
9826 * config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
9827 * config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
9828 * config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
9829 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
9830 * config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
9831 * config/rs6000/rs6000-cpus.def (whole file): Delete POWERPC_BASE_MASK.
9832 * config/rs6000/rs6000-tables.opt: Regenerate.
9833 * config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete.
9834 (num_insns_constant_wide): Adjust comments.
9835 (whole file): Adjust to single assembler syntax.
9836 (output_cbranch): Adjust comment.
9837 * config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Delete.
9838 * config/rs6000/rs6000.md: (whole file): Adjust to single
9840 * config/rs6000/rs6000.opt (mnew-mnemonics): Delete.
9841 (mold-mnemonics): Delete.
9842 * config/rs6000/spe.md: (whole file): Adjust to single
9844 * config/rs6000/sync.md: (whole file): Adjust to single
9846 * config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
9847 (ASM_OUTPUT_REG_PUSH): Adjust.
9848 (ASM_OUTPUT_REG_POP): Adjust.
9849 * config/rs6000/sysv4le.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
9850 * config/rs6000/vsx.md: (whole file): Adjust to single
9852 * config/rs6000/vxworks.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
9853 * doc/invoke.texi: Adjust documentation to reflect the
9854 removal of -mnew-mnemonics and -mold-mnemonics.
9856 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
9858 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
9859 Delete handling for -mno-powerpc and -mpowerpc.
9860 * config/rs6000/aix43.h (ASM_CPU_SPEC): Similar.
9861 (ASM_DEFAULT_SPEC): Use -mppc instead of -mcom.
9862 * config/rs6000/aix51.h (ASM_CPU_SPEC, ASM_DEFAULT_SPEC): Ditto.
9863 * config/rs6000/aix52.h (TARGET_DEFAULT): Delete MASK_POWERPC.
9864 * config/rs6000/aix53.h (TARGET_DEFAULT): Ditto.
9865 * config/rs6000/aix61.h (TARGET_DEFAULT): Ditto.
9866 * config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
9867 * config/rs6000/darwin64.h (TARGET_DEFAULT): Ditto.
9868 * config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
9869 * config/rs6000/driver-rs6000.c (asm_names): Delete handling
9870 for -mcpu=common and -mpowerpc.
9871 * config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_POWERPC.
9872 * config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
9873 * config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
9874 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
9875 * config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
9876 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING):
9877 Use RS6000_BTM_ALWAYS instead of RS6000_BTM_POWERPC.
9878 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
9879 (rs6000_cpu_cpp_builtins): Adjust.
9880 * config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete MASK_POWERPC.
9881 (rs6000_builtin_mask_calculate): Adjust.
9882 (rs6000_emit_move): Delete code for ! TARGET_POWERPC.
9883 (rs6000_init_libfuncs): Ditto.
9884 (rs6000_output_function_prologue): Ditto.
9885 (rs6000_opt_masks): Delete MASK_POWERPC.
9886 (rs6000_builtin_mask_names): Delete RS6000_BTM_POWERPC.
9887 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete handling for -mpowerpc.
9888 (RS6000_BTM_POWERPC): Delete.
9889 (RS6000_BTM_COMMON): Delete RS6000_BTM_POWERPC.
9890 * config/rs6000/rs6000.md (extendqisi2 patterns): Adjust for
9891 TARGET_POWERPC always on.
9892 (extendqihi2 patterns): Similar.
9893 (various unnamed subtract patterns): Similar.
9894 (bswaphi2 patterns): Similar.
9895 (divmodsi4): Similar.
9896 (udiv<GPR:mode>3): Similar.
9897 (div<GPR:mode>3 patterns): Similar.
9898 (udivmodsi4): Similar.
9901 (divss_call): Delete.
9902 (divus_call): Delete.
9903 (quoss_call): Delete.
9904 (quous_call): Delete.
9905 (insvsi patterns): Adjust.
9906 (addsf3 patterns): Adjust.
9907 (subsf3 patterns): Adjust.
9908 (mulsf3 patterns): Adjust.
9909 (divsf3 patterns): Adjust.
9910 (*fmasf4_fpr): Adjust.
9911 (*fmssf4_fpr): Adjust.
9912 (*nfmasf4_fpr): Adjust.
9913 (*nfmssf4_fpr): Adjust.
9914 (*floatunssidf2_internal): Adjust.
9915 (fix_trunc<SFDF:mode>si2_internal): Adjust.
9916 (fctiwz_<SFDF:mode>): Adjust.
9917 (mulsidi3 patterns): Adjust.
9918 (smulsi3_highpart patterns): Adjust.
9919 (umulsi3_highpart patterns): Adjust.
9920 (fix_trunctfsi2 patterns): Adjust.
9922 * config/rs6000/rs6000.opt (mpowerpc): Replace by stub option.
9923 (mno-powerpc): Delete.
9924 * config/rs6000/sync.md (load_locked<ATOMIC:mode>): Adjust.
9925 (store_conditional<ATOMIC:mode>): Adjust.
9926 (atomic_compare_and_swap<ATOMIC:mode>): Adjust.
9927 (atomic_exchange<ATOMIC:mode>): Adjust.
9928 (atomic_<fetchop_name><ATOMIC:mode>): Adjust.
9929 (atomic_nand<ATOMIC:mode>): Adjust.
9930 (atomic_fetch_<fetchop_name><ATOMIC:mode>): Adjust.
9931 (atomic_fetch_nand<ATOMIC:mode>): Adjust.
9932 (atomic_<fetchop_name>_fetch<ATOMIC:mode>): Adjust.
9933 (atomic_nand_fetch<ATOMIC:mode>): Adjust.
9934 * config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_POWERPC.
9935 * config/rs6000/sysv4le.h (TARGET_DEFAULT): Ditto.
9936 * config/rs6000/vxworks.h (TARGET_DEFAULT): Ditto.
9937 * doc/invoke.texi: Adjust documentation.
9939 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
9941 * config/rs6000/rs6000.h (RS6000_BTM_ALWAYS): New.
9943 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
9945 * config/rs6000/aix52.h (ASM_CPU_SPEC): Fix typo.
9946 * config/rs6000/aix53.h (ASM_CPU_SPEC): Ditto.
9947 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9948 * config/rs6000/driver-rs6000.c (asm_names): Ditto.
9950 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
9953 * config/rs6000/driver-rs6000.c (asm_names): Use %(asm_default)
9955 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Ditto.
9957 2012-08-15 Sandra Loosemore <sandra@codesourcery.com>
9958 Maxim Kuvyrkov <maxim@codesourcery.com>
9959 Julian Brown <julian@codesourcery.com>
9960 MIPS Technologies, Inc.
9962 * config/mips/mips.md (dspmac, dspmacsat, accext, accmod, dspalu)
9963 (dspalusat): Add insn types.
9964 * config/mips/mips-dsp.md (add<DSPV:mode>3)
9965 (mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>)
9966 (sub<DSPV:mode>3, mips_sub<DSP:dspfmt1>_s_<DSP:dspfmt2>, mips_addsc)
9967 (mips_addwc, mips_modsub, mips_raddu_w_qb, mips_absq_s_<DSPQ:dspfmt2>)
9968 (mips_precrq_qb_ph, mips_precrq_ph_w, mips_precrq_rs_ph_w)
9969 (mips_precrqu_s_qb_ph, mips_preceq_w_phl, mips_preceq_w_phr)
9970 (mips_precequ_ph_qbl, mips_precequ_ph_qbr, mips_precequ_ph_qbla)
9971 (mips_precequ_ph_qbra, mips_preceu_ph_qbl, mips_preceu_ph_qbr)
9972 (mips_preceu_ph_qbla, mips_preceu_ph_qbra, mips_shll_<DSPV:dspfmt2>)
9973 (mips_shll_s_<DSPQ:dspfmt2>, mips_shll_s_<DSPQ:dspfmt2>, mips_shrl_qb)
9974 (mips_shra_ph, mips_shra_r_<DSPQ:dspfmt2>, mips_bitrev, mips_insv)
9975 (mips_repl_qb, mips_repl_ph)
9976 (mips_cmp<DSPV:dspfmt1_1>_eq_<DSPV:dspfmt2>)
9977 (mips_cmp<DSPV:dspfmt1_1>_lt_<DSPV:dspfmt2>)
9978 (mips_cmp<DSPV:dspfmt1_1>_le_<DSPV:dspfmt2>, mips_cmpgu_eq_qb)
9979 (mips_cmpgu_lt_qb, mips_cmpgu_le_qb, mips_pick_<DSPV:dspfmt2>)
9980 (mips_packrl_ph, mips_wrdsp, mips_rddsp): Change type to dspalu.
9981 (mips_dpau_h_qbl, mips_dpau_h_qbr, mips_dpsu_h_qbl, mips_dpsu_h_qbr)
9982 (mips_dpaq_s_w_ph, mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph)
9983 (mips_maq_s_w_phl, mips_maq_s_w_phr, mips_maq_sa_w_phr): Set type to
9985 (mips_dpaq_sa_l_w, mips_dpsq_sa_l_w, mips_maq_sa_w_phl): Set type to
9987 (mips_extr_w, mips_extr_r_w, mips_extr_rs_w, mips_extp, mips_extpdp):
9989 (mips_shilo, mips_mthlip): Set type to accmod.
9990 * config/mips/mips-dspr2.md (mips_absq_s_qb, mips_addu_s_ph)
9991 (mips_adduh_r_qb): Set type to dspalusat.
9992 (mips_addu_ph, mips_adduh_qb, mips_append, mips_balign)
9993 (mips_cmpgdu_eq_qb, mips_cmpgdu_lt_qb, mips_cmpgdu_le_qb)
9994 (mips_precr_qb_ph, mips_precr_sra_ph_w, mips_precr_sra_r_ph_w)
9995 (mips_prepend, mips_shra_qb, mips_shra_r_qb, mips_shrl_ph)
9996 (mips_subu_ph, mips_subuh_qb, mips_subuh_r_qb, mips_addqh_ph)
9997 (mips_addqh_r_ph, mips_addqh_w, mips_addqh_r_w, mips_subqh_ph)
9998 (mips_subqh_r_ph, mips_subqh_w, mips_subqh_r_w): Set type to dspalu.
9999 (mips_dpa_w_ph, mips_dps_w_ph, mips_mulsa_w_ph, mips_dpax_w_ph)
10000 (mips_dpsx_w_ph, mips_dpaqx_s_w_ph, mips_dpsqx_s_w_ph): Set type to
10001 dspmac. Set accum_in attribute.
10002 (mips_subu_s_ph): Set type to dspalusat.
10003 (mips_dpaqx_sa_w_ph, mips_dpsqx_sa_w_ph): Set type to dspmacsat.
10004 Set accum_in attribute.
10005 * config/mips/mips-protos.h (mips_dspalu_bypass_p): Add prototype.
10006 * config/mips/mips.c (dspalu_bypass_table): New.
10007 (mips_dspalu_bypass_p): New.
10008 * config/mips/24k.md (r24k_dsp_alu, r24k_dsp_mac, r24k_dsp_mac_sat)
10009 (r24k_dsp_acc_ext, r24k_dsp_acc_mod): New insn reservations.
10010 (r24k_int_mult, r24k_int_mthilo, r24k_dsp_mac, r24k_dsp_mac_sat)
10011 (r24k_dsp_acc_ext, r24k_dsp_acc_mod, r24k_dsp_alu): New bypasses.
10012 * config/mips/74k.md (r74k_dsp_alu, r74k_dsp_alu_sat, r74k_dsp_mac)
10013 (r74k_dsp_mac_sat, r74k_dsp_acc_ext, r74k_dsp_acc_mod): New insn
10015 (r74k_dsp_mac, r74k_dsp_mac_sat, r74k_int_mult, r74k_int_mul3)
10016 (r74k_dsp_mac, r74k_dsp_mac_sat): New bypasses.
10018 2012-08-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10020 * config/spu/spu.c: Include "cfgloop.h".
10021 (spu_machine_dependent_reorg): Call loop_optimizer_init and
10022 loop_optimizer_finalize. Use bb_loop_depth instead of loop_depth.
10023 Directly compare loop_father values where appropriate.
10024 * config/spu/t-spu-elf (spu.o): Update dependencies.
10026 2012-08-15 H.J. Lu <hongjiu.lu@intel.com>
10028 * Makefile.in (tree-cfg.o): Also depend on $(TARGET_H).
10030 2012-08-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10032 PR tree-optimization/54245
10033 * gimple-ssa-strength-reduction.c (legal_cast_p_1): New function.
10034 (legal_cast_p): Split out logic to legal_cast_p_1.
10035 (analyze_increments): Avoid introducing multiplies in smaller types.
10037 2012-08-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10039 PR tree-optimization/54240
10040 * tree-ssa-phiopt.c (hoist_adjacent_loads): Correct test for
10041 existence of conditional move with given mode.
10043 2012-08-15 Richard Guenther <rguenther@suse.de>
10045 * double-int.h (double_int::from_unsigned): Rename to ...
10046 (double_int::from_uhwi): ... this.
10047 (double_int::from_signed): Rename to ...
10048 (double_int::from_shwi): ... this.
10049 (double_int::to_signed): Rename to ...
10050 (double_int::to_shwi): ... this.
10051 (double_int::to_unsigned): Rename to ...
10052 (double_int::to_uhwi): ... this.
10053 (double_int::fits_unsigned): Rename to ...
10054 (double_int::fits_uhwi): ... this.
10055 (double_int::fits_signed): Rename to ...
10056 (double_int::fits_shwi): ... this.
10057 (double_int::fits): Rename to ...
10058 (double_int::fits_hwi): ... this.
10059 * double-int.c: Likewise.
10061 2012-08-15 Steven Bosscher <steven@gcc.gnu.org>
10063 * timevar.def (TV_VARPOOL, TV_WHOPR_WPA_LTRANS_EXEC, TV_LIFE,
10064 TV_LIFE_UPDATE, TV_DF_UREC, TV_INLINE_HEURISTICS,
10065 TV_TREE_LINEAR_TRANSFORM, TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI,
10066 TV_VPT, TV_LOCAL_ALLOC, TV_GLOBAL_ALLOC, TV_SEQABSTR): Remove.
10067 (TV_IPA_INLINING, TV_FLATTEN_INLINING, TV_EARLY_INLINING,
10068 TV_INLINE_PARAMETERS, TV_LOOP_INIT, TV_LOOP_FINI): New.
10069 * timevar.c (timevar_print): Make printing width of timevar names
10070 more flexible, but enforce maximum length.
10071 * ipa-inline.c (pass_early_inline): Use TV_EARLY_INLINING.
10072 (pass_ipa_inline): Use TV_IPA_INLINING.
10073 * ipa-inline-analysis.c (pass_inline_parameters): Use
10074 TV_INLINE_HEURISTICS.
10075 * tree-ssa-loop.c (pass_tree_loop_init): No timevar for wrapper pass.
10076 (pass_tree_loop_done): Likewise.
10077 * final.c (pass_shorten_branches): Use TV_SHORTEN_BRANCH.
10078 * loop-init.c (loop_optimizer_init): Push/pop TV_LOOP_INIT.
10079 (loop_optimizer_finalize): Push/pop TV_LOOP_FINI.
10081 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10083 * config/arm/neon.md (neon_vaba<mode> VDQIW): Canonicalize operands.
10084 (neon_vabal<mode> VDQIW): Likewise.
10086 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10089 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
10090 mark as predicable. Adjust asm template.
10091 (vec_setv2di_internal): Likewise.
10092 (vec_extract<mode> VD, VQ): Likewise.
10093 (vec_extractv2di): Likewise.
10094 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
10095 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
10096 (neon_vdup_n<mode> VX, V32): Likewise.
10097 (neon_vdup_nv2di): Likewise.
10099 2012-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10101 * config/mips/mips.md (define_attr accum_in): New instruction
10102 attribute. Set it for imadd and fmadd patterns.
10103 * config/mips/mips.c (mips_linked_madd_p): Use accum_in to extract
10104 accumulator register.
10106 2012-08-14 Diego Novillo <dnovillo@google.com>
10108 Merge from cxx-conversion branch. Configury.
10110 * configure.ac (CXX_FOR_BUILD): Define and substitute.
10111 (BUILD_CXXFLAGS): Define.
10112 Remove all handlers of ENABLE_BUILD_WITH_CXX.
10113 Force all build to be with C++.
10114 * Makefile.in (BUILD_CXXFLAGS): Use it.
10115 Remove all handlers of ENABLE_BUILD_WITH_CXX.
10116 * configure: Regenerate.
10117 * config.in: Regenerate.
10118 * doc/install.texi: Remove documentation for --enable-build-with-cxx
10119 and --enable-build-poststage1-with-cxx.
10121 2012-08-14 Diego Novillo <dnovillo@google.com>
10123 Merge from cxx-conversion branch. Re-implement VEC in C++.
10125 * vec.c (vec_heap_free): Convert into a template function.
10126 (vec_gc_o_reserve_1): Make extern.
10127 (vec_gc_p_reserve): Remove.
10128 (vec_gc_p_reserve_exact): Remove.
10129 (vec_gc_o_reserve): Remove.
10130 (vec_gc_o_reserve_exact): Remove.
10131 (vec_heap_o_reserve_1): Make extern.
10132 (vec_heap_p_reserve): Remove.
10133 (vec_heap_p_reserve_exact): Remove.
10134 (vec_heap_o_reserve): Remove.
10135 (vec_heap_o_reserve_exact): Remove.
10136 (vec_stack_p_reserve): Remove.
10137 (vec_stack_p_reserve_exact): Remove.
10138 * vec.h (VEC_CHECK_INFO, VEC_CHECK_DECL, VEC_CHECK_PASS, VEC_ASSERT,
10139 VEC_ASSERT_FAIL, vec_assert_fail): Move earlier in the file.
10140 (VEC): Define to vec_t<T>.
10141 (vec_allocation_t): Define.
10142 (struct vec_prefix): Move earlier in the file.
10143 (vec_t<T>): New template.
10144 (DEF_VEC_I, DEF_VECL_ALLOC_I, DEF_VEC_P, DEF_VEC_ALLOC_P,
10145 DEF_VEC_O, DEF_VEC_ALLOC_P, DEF_VEC_O, DEF_VEC_ALLOC_O,
10146 DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_O_STACK,
10147 DEF_VEC_ALLOC_I_STACK): Expand to 'struct vec_swallow_trailing_semi'.
10148 (DEF_VEC_A): Provide template instantiations for
10149 GC/PCH markers that do not traverse the vector.
10150 (vec_stack_p_reserve): Remove.
10151 (vec_stack_p_reserve_exact): Remove.
10152 (vec_stack_p_reserve_exact_1): Remove.
10153 (vec_stack_o_reserve): Remove.
10154 (vec_stack_o_reserve_exact): Remove.
10155 (vec_stack_free): Re-write as a template function.
10156 (vec_reserve): New template function.
10157 (vec_reserve_exact): New template function.
10158 (vec_heap_free): New template function if GATHER_STATISTICS is
10159 defined. Otherwise, macro that expands to free().
10160 (VEC_length_1): New template function.
10161 (VEC_length): Call it.
10162 (VEC_empty_1): New template function.
10163 (VEC_empty): Call it.
10164 (VEC_address_1): New template function.
10165 (VEC_address): Call it.
10166 (VEC_last_1): New template function.
10167 (VEC_last): Call it. Change return type to T&.
10168 Change all users that used VEC_Os.
10169 (VEC_index_1): New template function.
10170 (VEC_index): Call it. Return a T& instead of a T*.
10171 Update all callers that were using VEC_O before.
10172 (VEC_iterate_1): New template function.
10173 (VEC_iterate): Call it.
10174 (VEC_embedded_size_1): New template function.
10175 (VEC_embedded_size): Call it.
10176 (VEC_embedded_init_1): New template function.
10177 (VEC_embedded_init): Call it.
10178 (VEC_alloc_1): New template function.
10179 (VEC_alloc): Call it. If A is 'stack', call XALLOCAVAR to
10181 (VEC_free_1): New template function.
10182 (VEC_free): Call it.
10183 (VEC_copy_1): New template function.
10184 (VEC_copy): Call it.
10185 (VEC_space_1): New template function
10186 (VEC_space): Call it.
10187 (VEC_reserve_1): New template function.
10188 (VEC_reserve): Call it.
10189 (VEC_reserve_exact_1): New template function.
10190 (VEC_reserve_exact): Call it.
10191 (VEC_splice_1): New template function.
10192 (VEC_splice): Call it.
10193 (VEC_safe_splice_1): New template function.
10194 (VEC_safe_splice): Call it.
10195 (VEC_quick_push_1): New template function. Create two overloads, one
10196 accepting T, the other accepting T *. Update all callers
10197 where T and T * are ambiguous.
10198 (VEC_quick_push): Call it.
10199 (VEC_safe_push_1): New template function. Create two overloads, one
10200 accepting T, the other accepting T *. Update all callers
10201 where T and T * are ambiguous.
10202 (VEC_safe_push): Call it.
10203 (VEC_pop_1): New template function.
10204 (VEC_pop): Call it.
10205 (VEC_truncate_1): New template function.
10206 (VEC_truncate): Call it.
10207 (VEC_safe_grow_1): New template function.
10208 (VEC_safe_grow): Call it.
10209 (VEC_safe_grow_cleared_1): New template function.
10210 (VEC_safe_grow_cleared): Call it.
10211 (VEC_replace_1): New template function.
10212 (VEC_replace): Call it. Always accept T instead of T*.
10213 Update all callers that used VEC_Os.
10214 (VEC_quick_insert_1): New template function.
10215 (VEC_quick_insert): Call it.
10216 (VEC_safe_insert_1): New template function.
10217 (VEC_safe_insert): Call it.
10218 (VEC_ordered_remove_1): New template function.
10219 (VEC_ordered_remove): Call it.
10220 (VEC_unordered_remove_1): New template function.
10221 (VEC_unordered_remove): Call it.
10222 (VEC_block_remove_1): New template function.
10223 (VEC_block_remove): Call it.
10224 (VEC_lower_bound_1): New template function.
10225 (VEC_lower_bound): Call it.
10227 (DEF_VEC_FUNC_P): Remove.
10228 (DEF_VEC_ALLOC_FUNC_P): Remove.
10229 (DEF_VEC_NONALLOC_FUNCS_P): Remove.
10230 (DEF_VEC_FUNC_O): Remove.
10231 (DEF_VEC_ALLOC_FUNC_O): Remove.
10232 (DEF_VEC_NONALLOC_FUNCS_O): Remove.
10233 (DEF_VEC_ALLOC_FUNC_I): Remove.
10234 (DEF_VEC_NONALLOC_FUNCS_I): Remove.
10235 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove.
10236 (DEF_VEC_ALLOC_FUNC_O_STACK): Remove.
10237 (DEF_VEC_ALLOC_FUNC_I_STACK): Remove.
10238 (vec_reserve_exact): New template function.
10240 * gengtype-lex.l (DEF_VEC_ALLOC_[IOP]/{EOID}): Remove.
10241 * gengtype-parse.c (token_names): Remove DEF_VEC_ALLOC_[IOP].
10242 (typedef_name): Emit vec_t<C1> instead of VEC_C1_C2.
10243 (def_vec_alloc): Remove. Update all callers.
10244 * gengtype.c (filter_type_name): New.
10245 (output_mangled_typename): Call it.
10246 (write_func_for_structure): Likewise.
10247 (write_types): Likewise.
10248 (write_root): Likewise.
10249 (write_typed_alloc_def): Likewise.
10250 (note_def_vec): Emit vec_t<TYPE_NAME> instead of VEC_TYPE_NAME_base.
10251 (note_def_vec_alloc): Remove.
10252 * gengtype.h (note_def_vec_alloc): Remove.
10253 (DEFVEC_ALLOC): Remove token code.
10255 * df-scan.c (df_bb_verify): Remove call to df_free_collection_rec
10256 inside the insn traversal loop.
10257 * gimplify.c (gimplify_compound_lval): Rename STACK to EXPR_STACK.
10258 * ipa-inline.c (inline_small_functions): Rename HEAP to EDGE_HEAP.
10259 * reg-stack.c (stack): Rename to STACK_PTR. Update all users.
10260 * tree-vrp.c (stack): Rename to EQUIV_STACK. Update all users.
10262 * config/bfin/bfin.c (hwloop_optimize): Update some calls to
10263 VEC_* for vectors of non-pointers.
10264 * config/c6x/c6x.c (try_rename_operands): Likewise.
10265 (reshuffle_units): Likewise.
10266 * config/mips/mips.c (mips_multi_start): Likewise.
10267 (mips_multi_add): Likewise.
10268 (mips_multi_copy_insn): Likewise.
10269 (mips_multi_set_operand): Likewise.
10270 * hw-doloop.c (discover_loop): Likewise.
10271 (discover_loops): Likewise.
10272 (reorg_loops): Likewise.
10274 2012-08-14 Diego Novillo <dnovillo@google.com>
10276 Merge from cxx-conversion branch. C++ support in gengtype.
10278 * coretypes.h (gt_pointer_operator): Move from ...
10280 * doc/gty.texi: Document support for C++ templates and
10281 user-provided markers.
10282 * gengtype-lex.l: Update copyright year.
10283 Remove support for recognizing DEF_VEC_O, DEF_VEC_P and DEFVEC_I.
10284 * gengtype-parse.c: Update copyright year.
10285 (token_names): Remove DEF_VEC_O, DEF_VEC_P and DEF_VEC_I.
10286 (require_template_declaration): New.
10287 (typedef_name): Call it.
10288 (type): Replace IS_UNION with KIND. Replace all users.
10289 (def_vec): Remove. Update all users.
10290 * gengtype-state.c (type_lineloc): Handle TYPE_USER_STRUCT.
10291 (write_state_user_struct_type): New.
10292 (write_state_type): Call it.
10293 (read_state_user_struct_type): New.
10294 (read_state_type): Call it.
10295 * gengtype.c: Update copyright year.
10296 (dump_pair): Move declaration to the top.
10297 (dump_type): Likewise.
10298 (dump_type_list): Likewise.
10299 (dbgprint_count_type_at): Handle TYPE_USER_STRUCT.
10300 (create_user_defined_type): New.
10301 (resolve_typedef): Call it.
10302 (new_structure): Replace argument ISUNION with KIND.
10303 Change users to refer to KIND directly.
10304 Update all callers.
10305 (find_structure): Likewise.
10306 (set_gc_used_type): Handle TYPE_USER_STRUCT.
10307 (create_file): Update HDR to include new copyright year.
10308 (struct walk_type_data): Add field IN_PTR_FIELD.
10309 (output_mangled_typename): Handle TYPE_USER_STRUCT.
10310 (walk_type): Set D->IN_PTR_FIELD when walking a TYPE_POINTER.
10311 Clear it afterwards.
10312 Handle TYPE_USER_STRUCT.
10313 (write_types_process_field): Handle TYPE_USER_STRUCT.
10314 (get_type_specifier): Move earlier in the file.
10315 (write_type_decl): New.
10316 (write_marker_function_name): New.
10317 (write_user_func_for_structure_ptr): New.
10318 (write_user_func_for_structure_body): New.
10319 (write_user_marking_functions): New.
10320 (write_func_for_structure): Call write_marker_function_name
10321 and write_type_decl.
10322 Do not call walk_type for TYPE_USER_STRUCT. Emit a call to the user
10324 Call write_user_marking_functions on TYPE_USER_STRUCTs.
10325 (write_types_local_user_process_field): New.
10326 (write_pch_user_walking_for_structure_body): New.
10327 (write_pch_user_walking_functions): New.
10328 (write_types_local_process_field): Handle TYPE_USER_STRUCT.
10329 (write_local_func_for_structure): Do not call walk_type for
10330 TYPE_USER_STRUCT. Instead, emit the call to gt_pch_nx directly.
10331 Call write_pch_user_walking_functions for TYPE_USER_STRUCTs.
10332 (write_root): Handle TYPE_USER_STRUCT.
10333 (vec_prefix_type): Remove. Update all users.
10334 (note_def_vec): Remove. Update all users.
10335 (dump_typekind): Handle TYPE_USER_STRUCT.
10336 (dump_type): Initialize SEEN_TYPES, if needed.
10337 Handle TYPE_USER_STRUCT.
10338 (dump_everything): Do not initialize SEEN_TYPES.
10339 * gengtype.h: Update copyright year.
10340 (enum typekind): Add TYPE_USER_STRUCT.
10341 (union_or_struct_p): Rename from UNION_OR_STRUCT_P.
10342 Convert into function.
10343 Add an overload taking const_type_p.
10344 Update all callers.
10345 (new_structure): Change second field to type enum typekind.
10347 (find_structure): Likewise.
10348 (note_def_vec): Remove.
10349 (DEFVEC_OP): Remove.
10350 (DEFVEC_I): Remove.
10351 * ggc-page.c (gt_ggc_mx): Add entry points for marking
10352 'const char *&', 'unsigned char *&' and 'unsigned char&'.
10353 * ggc-zone.c (gt_ggc_mx): Add entry points for marking
10354 'const char *&' and 'unsigned char *&'.
10355 * stringpool.c (gt_pch_nx): Add entry points for marking
10356 'const char *&', 'unsigned char *&' and 'unsigned char&'.
10357 Add an entry point for the overload taking arguments 'unsigned char
10358 *', 'gt_pointer_operator' and 'void *'.
10359 * vec.h (struct vec_prefix): Remove GTY marker.
10360 (struct vec_t): Remove GTY((length)) attribute from field 'vec'.
10361 (gt_ggc_mx (vec_t<T> *)): New template function.
10362 (gt_pch_nx (vec_t<T> *)): New template function.
10363 (gt_pch_nx (vec_t<T *> *, gt_pointer_operator, void *)): New template
10365 (gt_pch_nx (vec_t<T> *, gt_pointer_operator, void *)): New template
10368 * basic-block.h (struct edge_def): Mark GTY((user)).
10369 Remove all GTY markers from fields.
10370 (gt_ggc_mx): Declare.
10371 (gt_pch_nx): Declare.
10372 * tree-cfg.c (gt_ggc_mx): New.
10375 * gengtype-lex.l (USER_GTY): Add pattern for "user".
10376 * gengtype-parse.c (option): Handle USER_GTY.
10379 If the keyword 'user' is used, do not walk the fields
10381 * gengtype.h (USER_GTY): Add.
10382 * doc/gty.texi: Update.
10384 2012-08-14 Lawrence Crowl <crowl@google.com>
10386 Merge cxx-conversion branch. Implement C++ hash table.
10388 * hash-table.h: New. Implementation borrowed from libiberty/hashtab.c.
10389 * hash-table.c: Likewise.
10390 * tree-ssa-tail-merge.c: Include hash-table.h instead of hashtab.h.
10391 (static htab_t same_succ_htab): Change type to hash_table;
10392 move specification of helper functions from create call to declaration.
10393 Change users to invoke member functions.
10394 (same_succ_print_traverse): Make extern ssa_.... Change callers.
10395 Remove void* casting.
10396 (same_succ_hash): Likewise.
10397 (same_succ_equal): Likewise.
10398 (same_succ_delete): Likewise.
10399 * tree-ssa-threadupdate.c: Include hash-table.h.
10400 (struct local_info): Rename to ssa_local_info_t to avoid overloading
10401 the type name local_info with the variable name local_info.
10402 (static htab_t redirection_data): Change type to hash_table.
10403 Move specification of helper functions from create call to declaration.
10404 Change users to invoke member functions.
10405 (redirection_data_hash): Make extern ssa_.... Change callers.
10406 Remove void* casting.
10407 (redirection_data_eq): Likewise.
10408 (fix_duplicate_block_edges): Likewise.
10409 (create_duplicates): Likewise.
10410 (fixup_template_block): Likewise.
10411 (redirect_edges): Likewise.
10412 (lookup_redirection_data): Change types associated with the hash table
10413 from void* to their actual type. Remove unnecessary casts.
10414 * tree-ssa-ccp.c: Include hash-table.h.
10415 (typedef gimple_htab): New. Uses hash_table. Replace specific uses
10416 of htab_t with gimple_htab. Change users to invoke member functions.
10417 Move specification of helper functions from create call to declaration.
10418 * tree-ssa-coalesce.c: Include hash-table.h instead of hashtab.h.
10419 (hash_ssa_name_by_var): Make extern. Remove void* casting.
10420 (eq_ssa_name_by_var): Likewise.
10421 (coalesce_ssa_name): Change type of local static htab_t ssa_name_hash
10422 to hash_table. Change users to invoke member functions.
10423 Move specification of helper functions from create call to declaration.
10424 * coverage.c: Include hash-table.h instead of hashtab.h.
10425 (static htab_t counts_hash): Change type to hash_table;
10426 move specification of helper functions from create call to declaration.
10427 Change users to invoke member functions.
10428 (htab_counts_entry_hash): Make extern. Rename with coverage_... instead
10429 of htab_... Remove void* casting.
10430 (htab_counts_entry_eq): Likewise.
10431 (htab_counts_entry_del): Likewise.
10432 * tree-ssa-pre.c: Include hash-table.h instead of hashtab.h.
10433 (static htab_t expression_to_id): Change type to hash_table.
10434 Move specification of helper functions from create call to declaration.
10435 Change users to invoke member functions.
10436 (static htab_t phi_translate_table): Likewise.
10437 (pre_expr_eq): Make extern ssa_.... Change callers.
10438 Remove void* casting.
10439 (pre_expr_hash): Likewise.
10440 (expr_pred_trans_hash): Likewise.
10441 (expr_pred_trans_eq): Likewise.
10442 (alloc_expression_id): Change types associated with the hash table
10443 from void* to their actual type. Remove unnecessary casts.
10444 (lookup_expression_id): Likewise.
10445 (phi_trans_lookup): Likewise.
10446 (phi_trans_add): Likewise.
10447 * stringpool.c: Rename uses of libcpp typedef hash_table to
10449 * Makefile.in: Add hash-table.o to OBJS-libcommon-target.
10450 Add $(HASH_TABLE_H). Add new dependences on $(HASH_TABLE_H).
10452 2012-08-14 Lawrence Crowl <crowl@google.com>
10454 Merge from cxx-conversion branch. Re-write double_int in C++.
10457 (typedef double_int): Change to struct (POD).
10458 (double_int::make): New overloads for int to double-int conversion.
10459 (double_int::mask): New.
10460 (double_int::max_value): New.
10461 (double_int::min_value): New.
10462 (double_int::operator ++): New.
10463 (double_int::operator --): New.
10464 (double_int::operator *=): New.
10465 (double_int::operator +=): New.
10466 (double_int::operator -=): New.
10467 (double_int::to_signed): New.
10468 (double_int::to_unsigned): New.
10469 (double_int::fits_unsigned): New.
10470 (double_int::fits_signed): New.
10471 (double_int::fits): New.
10472 (double_int::trailing_zeros): New.
10473 (double_int::popcount): New.
10474 (double_int::multiple_of): New.
10475 (double_int::set_bit): New.
10476 (double_int::mul_with_sign): New.
10477 (double_int::operator * (binary)): New.
10478 (double_int::operator + (binary)): New.
10479 (double_int::operator - (binary)): New.
10480 (double_int::operator - (unary)): New.
10481 (double_int::operator ~ (unary)): New.
10482 (double_int::operator & (binary)): New.
10483 (double_int::operator | (binary)): New.
10484 (double_int::operator ^ (binary)): New.
10485 (double_int::and_not): New.
10486 (double_int::lshift): New.
10487 (double_int::rshift): New.
10488 (double_int::alshift): New.
10489 (double_int::arshift): New.
10490 (double_int::llshift): New.
10491 (double_int::lrshift): New.
10492 (double_int::lrotate): New.
10493 (double_int::rrotate): New.
10494 (double_int::div): New.
10495 (double_int::sdiv): New.
10496 (double_int::udiv): New.
10497 (double_int::mod): New.
10498 (double_int::smod): New.
10499 (double_int::umod): New.
10500 (double_int::divmod): New.
10501 (double_int::sdivmod): New.
10502 (double_int::udivmod): New.
10503 (double_int::ext): New.
10504 (double_int::zext): New.
10505 (double_int::sext): New.
10506 (double_int::is_zero): New.
10507 (double_int::is_one): New.
10508 (double_int::is_minus_one): New.
10509 (double_int::is_negative): New.
10510 (double_int::cmp): New.
10511 (double_int::ucmp): New.
10512 (double_int::scmp): New.
10513 (double_int::ult): New.
10514 (double_int::ugt): New.
10515 (double_int::slt): New.
10516 (double_int::sgt): New.
10517 (double_int::max): New.
10518 (double_int::smax): New.
10519 (double_int::umax): New.
10520 (double_int::min): New.
10521 (double_int::smin): New.
10522 (double_int::umin): New.
10523 (double_int::operator ==): New.
10524 (double_int::operator !=): New.
10525 (shwi_to_double_int): Change implementation to use member function.
10526 (double_int_minus_one): Likewise.
10527 (double_int_zero): Likewise.
10528 (double_int_one): Likewise.
10529 (double_int_two): Likewise.
10530 (double_int_ten): Likewise.
10531 (uhwi_to_double_int): Likewise.
10532 (double_int_to_shwi): Likewise.
10533 (double_int_to_uhwi): Likewise.
10534 (double_int_fits_in_uhwi_p): Likewise.
10535 (double_int_fits_in_shwi_p): Likewise.
10536 (double_int_fits_in_hwi_p): Likewise.
10537 (double_int_mul): Likewise.
10538 (double_int_mul_with_sign): Likewise.
10539 (double_int_add): Likewise.
10540 (double_int_sub): Likewise.
10541 (double_int_neg): Likewise.
10542 (double_int_div): Likewise.
10543 (double_int_sdiv): Likewise.
10544 (double_int_udiv): Likewise.
10545 (double_int_mod): Likewise.
10546 (double_int_smod): Likewise.
10547 (double_int_umod): Likewise.
10548 (double_int_divmod): Likewise.
10549 (double_int_sdivmod): Likewise.
10550 (double_int_udivmod): Likewise.
10551 (double_int_multiple_of): Likewise.
10552 (double_int_setbit): Likewise.
10553 (double_int_ctz): Likewise.
10554 (double_int_not): Likewise.
10555 (double_int_ior): Likewise.
10556 (double_int_and): Likewise.
10557 (double_int_and_not): Likewise.
10558 (double_int_xor): Likewise.
10559 (double_int_lshift): Likewise.
10560 (double_int_rshift): Likewise.
10561 (double_int_lrotate): Likewise.
10562 (double_int_rrotate): Likewise.
10563 (double_int_cmp): Likewise.
10564 (double_int_scmp): Likewise.
10565 (double_int_ucmp): Likewise.
10566 (double_int_max): Likewise.
10567 (double_int_smax): Likewise.
10568 (double_int_umax): Likewise.
10569 (double_int_min): Likewise.
10570 (double_int_smin): Likewise.
10571 (double_int_umin): Likewise.
10572 (double_int_ext): Likewise.
10573 (double_int_sext): Likewise.
10574 (double_int_zext): Likewise.
10575 (double_int_mask): Likewise.
10576 (double_int_max_value): Likewise.
10577 (double_int_min_value): Likewise.
10578 (double_int_zero_p): Likewise.
10579 (double_int_one_p): Likewise.
10580 (double_int_minus_one_p): Likewise.
10581 (double_int_equal_p): Likewise.
10582 (double_int_popcount): Likewise.
10584 (double_int_mask): Reuse implementation for double_int::mask.
10585 (double_int_max_value): Likewise.
10586 (double_int_min_value): Likewise.
10587 (double_int_ext): Likewise.
10588 (double_int_zext): Likewise.
10589 (double_int_sext): Likewise.
10590 (double_int_mul_with_sign): Likewise.
10591 (double_int_divmod): Likewise.
10592 (double_int_sdivmod): Likewise.
10593 (double_int_udivmod): Likewise.
10594 (double_int_div): Likewise.
10595 (double_int_sdiv): Likewise.
10596 (double_int_udiv): Likewise.
10597 (double_int_mod): Likewise.
10598 (double_int_smod): Likewise.
10599 (double_int_umod): Likewise.
10600 (double_int_multiple_of): Likewise.
10601 (double_int_lshift): Likewise.
10602 (double_int_rshift): Likewise.
10603 (double_int_lrotate): Likewise.
10604 (double_int_rrotate): Likewise.
10605 (double_int_cmp): Likewise.
10606 (double_int_ucmp): Likewise.
10607 (double_int_scmp): Likewise.
10608 (double_int_max): Likewise.
10609 (double_int_smax): Likewise.
10610 (double_int_umax): Likewise.
10611 (double_int_min): Likewise.
10612 (double_int_smin): Likewise.
10613 (double_int_umin): Likewise.
10614 (double_int_min): Likewise.
10615 (double_int_min): Likewise.
10616 (double_int_min): Likewise.
10617 (double_int_min): Likewise.
10618 (double_int_min): Likewise.
10619 (double_int_min): Likewise.
10620 (double_int::alshift): New.
10621 (double_int::arshift): New.
10622 (double_int::llshift): New.
10623 (double_int::lrshift): New.
10624 (double_int::ult): New.
10625 (double_int::ugt): New.
10626 (double_int::slt): New.
10627 (double_int::sgt): New.
10628 (double_int_setbit): Reuse implementation for double_int::set_bit,
10629 which avoids a name conflict with a macro.
10630 (double_int_double_int_ctz): Reuse implementation for
10631 double_int::trailing_zeros.
10632 (double_int_fits_in_shwi_p): Reuse implementation for
10633 double_int::fits_signed.
10634 (double_int_fits_in_hwi_p): Reuse implementation for double_int::fits.
10635 (double_int_mul): Reuse implementation for binary
10636 double_int::operator *.
10637 (double_int_add): Likewise.
10638 (double_int_sub): Likewise.
10639 (double_int_neg): Reuse implementation for unary
10640 double_int::operator -.
10641 (double_int_max_value): Likewise.
10642 * fixed-value.c: Change to use member functions introduced above.
10644 2012-08-14 Lawrence Crowl <crowl@google.com>
10646 Merge cxx-conversion branch. Support tree macro calling from gdb.
10648 * tree.h (tree_check): New.
10649 (TREE_CHECK): Use inline function above instead of __extension__.
10650 (tree_not_check): New.
10651 (TREE_NOT_CHECK): Use inline function above instead of __extension__.
10652 (tree_check2): New.
10653 (TREE_CHECK2): Use inline function above instead of __extension__.
10654 (tree_not_check2): New.
10655 (TREE_NOT_CHECK2): Use inline function above instead of __extension__.
10656 (tree_check3): New.
10657 (TREE_CHECK3): Use inline function above instead of __extension__.
10658 (tree_not_check3): New.
10659 (TREE_NOT_CHECK3): Use inline function above instead of __extension__.
10660 (tree_check4): New.
10661 (TREE_CHECK4): Use inline function above instead of __extension__.
10662 (tree_not_check4): New.
10663 (TREE_NOT_CHECK4): Use inline function above instead of __extension__.
10664 (tree_check5): New.
10665 (TREE_CHECK5): Use inline function above instead of __extension__.
10666 (tree_not_check5): New.
10667 (TREE_NOT_CHECK5): Use inline function above instead of __extension__.
10668 (contains_struct_check): New.
10669 (CONTAINS_STRUCT_CHECK): Use inline function above instead of
10671 (tree_class_check): New.
10672 (TREE_CLASS_CHECK): Use inline function above instead of __extension__.
10673 (tree_range_check): New.
10674 (TREE_RANGE_CHECK): Use inline function above instead of __extension__.
10675 (omp_clause_subcode_check): New.
10676 (OMP_CLAUSE_SUBCODE_CHECK): Use inline function above instead of
10678 (omp_clause_range_check): New.
10679 (OMP_CLAUSE_RANGE_CHECK): Use inline function above instead of
10682 (EXPR_CHECK): Use inline function above instead of __extension__.
10683 (non_type_check): New.
10684 (NON_TYPE_CHECK): Use inline function above instead of __extension__.
10685 (tree_vec_elt_check): New.
10686 (TREE_VEC_ELT_CHECK): Use inline function above instead of
10688 (omp_clause_elt_check): New.
10689 (OMP_CLAUSE_ELT_CHECK): Use inline function above instead of
10691 (tree_operand_check): New.
10692 (TREE_OPERAND_CHECK): Use inline function above instead of
10694 (tree_operand_check_code): New.
10695 (TREE_OPERAND_CHECK_CODE): Use inline function above instead of
10697 (TREE_CHAIN): Simplify implementation.
10698 (TREE_TYPE): Simplify implementation.
10699 (tree_operand_length): Move for compilation dependences.
10700 * gdbinit.in: (macro define __FILE__): New.
10701 (macro define __LINE__): New.
10702 (skip "tree.h"): New.
10704 2012-08-14 Oleg Endo <olegendo@gcc.gnu.org>
10707 * config/sh/sh.md (cmp_div0s_0, cmp_div0s_1, *cmp_div0s_0,
10708 *cmp_div0s_1, *cbranch_div0s, *movsicc_div0s): New insns.
10709 * config/sh/sh.c (sh_rtx_costs): Handle div0s patterns.
10711 2012-08-14 Oleg Endo <olegendo@gcc.gnu.org>
10714 * config/sh/constraints.md (Sra): New constraint.
10715 * config/sh/predicates.md (simple_mem_operand,
10716 displacement_mem_operand, zero_extend_movu_operand): New predicates.
10717 (zero_extend_operand): Check zero_extend_movu_operand for SH2A.
10718 * config/sh/sh.md (*zero_extendqisi2_disp_mem,
10719 *zero_extendhisi2_disp_mem): Add new insns and two new related
10720 peephole2 patterns.
10722 2012-08-14 Steven Bosscher <steven@gcc.gnu.org>
10724 * graphite-scop-detection.c (create_sese_edges): Compute dominance
10725 info before trying to fix loop structure.
10726 * cfgloopmanip.c (fix_loop_structure): Require fast DOM queries.
10727 * tree-cfgcleanup.c (repair_loop_structures): Likewise.
10728 * cfgloop.c (verify_loop_structure): Verify loop fathers.
10730 * dominance.c (init_dom_info): Use gcc_checking_assert, not gcc_assert.
10731 (dom_convert_dir_to_idx, compute_dom_fast_query,
10732 get_immediate_dominator, set_immediate_dominator, get_dominated_by,
10733 redirect_immediate_dominators, nearest_common_dominator,
10734 (dominated_by_p, bb_dom_dfs_in, bb_dom_dfs_out, recompute_dominator,
10735 iterate_fix_dominators, add_to_dominance_info,
10736 delete_from_dominance_info): Likewise.
10738 2012-08-14 Richard Guenther <rguenther@suse.de>
10740 * cfgexpand.c (expand_used_vars): Use virtual_operand_p.
10741 * gimple-pretty-print.c (dump_phi_nodes): Likewise.
10742 * gimple-streamer-out.c (output_bb): Likewise.
10743 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Likewise.
10744 (rewrite_reductions_out_of_ssa): Likewise.
10745 (rewrite_commutative_reductions_out_of_ss): Likewise.
10746 * ipa-split.c (verify_non_ssa_vars): Likewise.
10747 (consider_split): Likewise.
10748 (visit_bb): Likewise.
10749 (split_function): Likewise.
10750 * lto-streamer-out.c (output_ssa_names): Likewise.
10751 * sese.c (rename_uses): Likewise.
10752 * tree-cfg.c (replace_uses_by): Likewise.
10753 (gimple_merge_blocks): Likewise.
10754 (gimple_cfg2dot): Likewise.
10755 (verify_gimple_phi): Likewise.
10756 (replace_ssa_name): Likewise.
10757 (move_block_to_fn): Likewise.
10758 * tree-eh.c (cleanup_empty_eh_merge_phis): Likewise.
10759 * tree-if-conv.c (if_convertible_phi_p): Likewise.
10760 (predicate_scalar_phi): Likewise.
10761 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
10762 (copy_phis_for_bb): Likewise.
10763 * tree-loop-distribution.c (generate_loops_for_partition): Likewise.
10764 (destroy_loop): Likewise.
10765 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
10766 (insert_backedge_copies): Likewise.
10767 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
10768 (gather_scalar_reductions): Likewise.
10769 (try_create_reduction_list): Likewise.
10770 * tree-scalar-evolution.c (analyze_scalar_evolution_for_all_loop_ph):
10772 (scev_const_prop): Likewise.
10773 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
10774 (get_default_value): Likewise.
10775 (ccp_initialize): Likewise.
10776 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10777 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10778 (init_copy_prop): Likewise.
10779 * tree-ssa-dce.c (propagate_necessity): Likewise.
10780 (remove_dead_phis): Likewise.
10781 (forward_edge_to_pdom): Likewise.
10782 (eliminate_unnecessary_stmts): Likewise.
10783 * tree-ssa-live.c (partition_view_init): Likewise.
10784 (remove_unused_locals): Likewise.
10785 (register_ssa_partition_check): Likewise.
10786 * tree-ssa-loop-im.c (movement_possibility): Likewise.
10787 (move_computations_stmt): Likewise.
10788 * tree-ssa-loop-ivopts.c (determine_biv_step): Likewise.
10789 (record_invariant): Likewise.
10790 (find_interesting_uses_outside): Likewise.
10791 (determine_set_costs): Likewise.
10792 * tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
10793 (find_uses_to_rename_use): Likewise.
10794 (check_loop_closed_ssa_use): Likewise.
10795 (rewrite_phi_with_iv): Likewise.
10796 (canonicalize_loop_ivs): Likewise.
10797 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10798 * tree-ssa-phiopt.c (hoist_adjacent_loads): Likewise.
10799 * tree-ssa-pre.c (make_values_for_phi): Likewise.
10800 (compute_avail): Likewise.
10801 (eliminate): Likewise.
10802 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
10803 * tree-ssa-reassoc.c (phi_rank): Likewise.
10804 * tree-ssa-strlen.c (strlen_enter_block): Likewise.
10805 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
10806 (ipa_pta_execute): Likewise.
10807 * tree-ssa-tail-merge.c (same_succ_hash): Likewise.
10808 (release_last_vdef): Likewise.
10809 (same_phi_alternatives_1): Likewise.
10810 (bb_has_non_vop_phi): Likewise.
10811 (vop_phi): Likewise.
10812 * tree-ssa-threadedge.c (record_temporary_equivalences_from_phis):
10814 * tree-ssa-uninit.c (warn_uninitialized_phi): Likewise.
10815 (execute_late_warn_uninitialized): Likewise.
10816 * tree-ssa.c (verify_ssa_name): Likewise.
10817 (verify_phi_args): Likewise.
10818 (verify_ssa): Likewise.
10819 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10820 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
10822 (slpeel_tree_peel_loop_to_edge): Likewise.
10823 (vect_can_advance_ivs_p): Likewise.
10824 (vect_update_ivs_after_vectorizer): Likewise.
10825 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
10826 * tree-vrp.c (remove_range_assertions): Likewise.
10827 * value-prof.c (gimple_divmod_values_to_profile): Likewise.
10829 2012-08-14 Richard Guenther <rguenther@suse.de>
10831 PR tree-optimization/54146
10832 * tree-ssa-pre.c (do_regular_insertion): Use a VEC
10833 indexed by pred edge index for avail.
10834 (do_partial_partial_insertion): Likewise.
10835 (insert_into_preds_of_block): Adjust.
10837 2012-08-14 Richard Guenther <rguenther@suse.de>
10839 * gimplify.c (create_tmp_from_val): Mark temporary with
10840 DECL_GIMPLE_REG_P here ...
10841 (internal_get_tmp_var): ... instead of here. If we go into
10842 SSA create an SSA name instead of a VAR_DECL.
10843 (gimplify_modify_expr): Do not create SSA names here, assert
10844 we already got them.
10845 (force_gimple_operand_1): Create an SSA name if we go into SSA.
10846 * sese.c (rename_uses): Simplify.
10848 2012-08-14 Richard Guenther <rguenther@suse.de>
10850 * tree-into-ssa.c: Include diagnostic-core.h.
10851 * Makefile.in (tree-into-ssa.o): Adjust.
10853 2012-08-14 Richard Guenther <rguenther@suse.de>
10855 * tree-into-ssa.c (update_ssa): Verify we do not rename
10856 symbols that are already partly in SSA form.
10858 2012-08-14 Jakub Jelinek <jakub@redhat.com>
10860 PR middle-end/53411
10861 PR rtl-optimization/53495
10862 * ira.c (ira): Move delete_trivially_dead_insns call before
10863 find_moveable_pseudos call.
10865 2012-08-13 Steven Bosscher <steven@gcc.gnu.org>
10867 * tree-ssa-pre.c (do_regular_insertion): Add FIXME markers at points
10868 of potentially huge memset overhead.
10869 (do_partial_partial_insertion): Likewise.
10870 * cfgexpand.c (gimple_expand_cfg): Use XCNEWVEC instead of xcalloc.
10871 * tree-vrp.c (find_assert_locations): Use XNEWVEC instead of XCNEWVEC
10872 for arrays to be filled by pre_and_rev_post_order_compute. Allocate
10873 the right number of slots, not that number plus NUM_FIXED_BLOCKS.
10874 * tree-ssa-reassoc.c (init_reassoc): Likewise.
10875 * cfganal.c (dfs_enumerate_from): Use XNEWVEC instead of XCNEWVEC for
10876 array used as stack.
10877 * tree-ssa-sccvn.c (init_scc_vn): Use XNEWVEC instead of XCNEWVEC for
10878 arrays to be filled by pre_and_rev_post_order_compute.
10879 * cfgloopmanip.c (find_path): Use XNEWVEC instead of XCNEWVEC for
10880 array to be filled by dfs_enumerate_from.
10881 (remove_path): Likewise.
10882 (duplicate_loop_to_header_edge): Use XNEWVEC instead of XCNEWVEC for
10883 array of loops that is filled on the next lines.
10884 * cfgloop.c (get_loop_body): Use XNEWVEC instead of XCNEWVEC for
10885 array of basic blocks to be returned.
10886 (get_loop_body_in_dom_order): Likewise.
10887 (get_loop_body_in_bfs_order): Likewise.
10888 * tree-ssa-loop-manip.c (loop_renamer_obstack): New static obstack
10889 for all bitmaps used for rewriting into loop-closed SSA form.
10890 (add_exit_phis_var): Allocate the def bitmap on it. Clear the livein
10891 bitmap at the end to release a lot of memory.
10892 (add_exit_phis): Allocate the exits bitmap on the new obstack.
10893 (get_loops_exits): Allocate the exits bitmap on the new obstack.
10894 (find_uses_to_rename_use): Allocate a use_blocks bitmap if ver is
10895 seen for the first time.
10896 (find_uses_to_rename): Add "???" for why the whole function must
10897 be re-scanned if changed_bbs is empty.
10898 (rewrite_into_loop_closed_ssa): Allocate bitmaps on the new obstack.
10899 Use XNEWVEC to allocate the use_blocks array. Initialize the new
10900 obstack, and free it at the end. Remove loop over all SSA names.
10901 (check_loop_closed_ssa_stmt): Look only at SSA_OP_USE operands.
10902 * tree-cfg.c (move_sese_region_to_fn): Use XNEWVEC instead of
10903 xcalloc to allocate edge_pred and edge_flag arrays.
10905 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
10907 * config/i386/i386.h (FIXED_REGISTERS): Do not mark REX registers here.
10908 (CALL_USED_REGISTERS): Use bitmaps to mark call-used registers
10909 for different ABIs.
10910 (enum reg_class): Move CLOBBERED_REGS just before GENERAL_REGS.
10911 (REG_CLASS_NAMES): Update.
10912 (REG_CLASS_CONTENTS): Update. Clear CLOBBERED_REGS members.
10913 * config/i386/i386.c (ix86_conditional_register_usage): Disable
10914 REX registers on 32bit targets. Handle bitmaps from
10915 CALL_USED_REGISTERS initializer. Calculate CLOBBERED_REGS register
10916 set from GENERAL_REGS also for 32bit targets. Do not change call
10917 used register set for TARGET_64BIT_MS_ABI separately.
10919 2012-08-13 Richard Guenther <rguenther@suse.de>
10921 * basic-block.h (struct basic_block): Remove loop_depth
10922 member, move flags and index members next to each other.
10923 * cfgloop.h (bb_loop_depth): New inline function.
10924 * cfghooks.c (split_block): Do not set loop_depth.
10925 (duplicate_block): Likewise.
10926 * cfgloop.c (flow_loop_nodes_find): Likewise.
10927 (flow_loops_find): Likewise.
10928 (add_bb_to_loop): Likewise.
10929 (remove_bb_from_loops): Likewise.
10930 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10931 * gimple-streamer-in.c (input_bb): Do not stream loop_depth.
10932 * gimple-streamer-out.c (output_bb): Likewise.
10933 * bt-load.c: Include cfgloop.h.
10934 (migrate_btr_defs): Use bb_loop_depth.
10935 * cfg.c (dump_bb_info): Likewise.
10936 * final.c (compute_alignments): Likewise.
10937 * ira.c (update_equiv_regs): Likewise.
10938 * tree-ssa-copy.c (init_copy_prop): Likewise.
10939 * tree-ssa-dom.c (loop_depth_of_name): Likewise.
10940 * tree-ssa-forwprop.c: Include cfgloop.h.
10941 (forward_propagate_addr_expr): Use bb_loop_depth.
10942 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
10943 * tree-ssa-sink.c (select_best_block): Likewise.
10944 * ipa-inline-analysis.c: Include cfgloop.h.
10945 (estimate_function_body_sizes): Use bb_loop_depth.
10946 * Makefile.in (tree-ssa-forwprop.o): Depend on $(CFGLOOP_H).
10947 (ipa-inline-analysis.o): Likewise.
10948 (bt-load.o): Likewise.
10950 2012-08-13 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
10951 Jakub Jelinek <jakub@redhat.com>
10954 * config/i386/driver-i386.c (host_detect_local_cpu): Test bit_PRFCHW
10955 bit of CPUID 0x80000001 %ecx instead of CPUID 7 %ecx.
10956 * config/i386/cpuid.h (bits_PRFCHW): Move definition to CPUID
10957 0x80000001 %ecx flags.
10959 2012-08-13 Richard Guenther <rguenther@suse.de>
10961 * tree-cfg.c (print_loop): Avoid ICEing for loops marked for
10962 removal and loops with multiple latches.
10964 2012-08-13 Jakub Jelinek <jakub@redhat.com>
10967 * tree.c (integer_pow2p): Avoid undefined signed overflows.
10968 * simplify-rtx.c (neg_const_int): Likewise.
10969 * expr.c (fixup_args_size_notes): Likewise.
10970 * stor-layout.c (set_min_and_max_values_for_integral_type): Likewise.
10971 * double-int.c (mul_double_wide_with_sign): Likewise.
10972 (double_int_mask): Likewise.
10973 * tree-ssa-loop-ivopts.c (get_address_cost): Likewise.
10975 2012-08-13 Richard Guenther <rguenther@suse.de>
10977 PR tree-optimization/54200
10978 * tree-ssa-copyrename.c (rename_ssa_copies): Do not add
10979 PHI results to another partition if not all PHI arguments
10980 have the same partition.
10982 2012-08-12 Jan Hubicka <jh@suse.cz>
10984 * tree-pass.h (write_summary, write_optimization_summary): Remove
10985 set and vset arguments.
10986 * ipa-cp.c (ipcp_write_summary): Remove set and vset arugments.
10987 (write_node_summary_p): Likewise; use the encoder.
10988 (ipa_reference_write_optimization_summary): Likewise.
10989 * lto-cgraph.c (output_cgraph_opt_summary): Use encoder.
10990 (lto_symtab_encoder_new): Initialize in_partition field.
10991 (lto_symtab_encoder_delete): Destroy in_partition field.
10992 (LCC_NOT_FOUND): Move to lto-streamer.h
10993 (lto_symtab_encoder_deref): Likewise.
10994 (lto_symtab_encoder_in_partition_p,
10995 lto_set_symtab_encoder_in_partition): New functions.
10996 (referenced_from_other_partition_p): Rewrite to use encoder.
10997 (reachable_from_other_partition_p): Likewise.
10998 (referenced_from_this_partition_p): Likewise.
10999 (reachable_from_this_partition_p): Likewise.
11000 (lto_output_node): Likewise.
11001 (lto_output_varpool_node): Likewise.
11002 (output_refs): Likewise.
11003 (compute_ltrans_boundary): Initialize in_partition fileds of
11005 (output_symtab): Likewise.
11006 (input_refs): Match the changes in output_refs.
11007 (output_cgraph_opt_summary_p): Remove set argument.
11008 (output_node_opt_summary): Replace set by encoder.
11009 (output_cgraph_opt_summary): Remove set argument; use
11011 * ipa-pure-const.c (pure_const_write_summary): Remove set and vset
11012 arguments; use the encoder.
11013 * lto-streamer-out.c (lto_output): Remove set and vset argument; use
11015 (produce_symtab): Likewise.
11016 * ipa-inline.h (inline_write_summary): Remove set and vset arguments.
11017 * ipa-inline-analysis.c (inline_write_summary): Likewise.
11018 * ipa-prop.c (ipa_prop_write_jump_functions): Remove set argument;
11020 * ipa-prop.h (ipa_prop_write_jump_functions): Likewise.
11021 * passes.c (ipa_write_summaries_2): Remove set and vset arguments.
11022 (ipa_write_summaries_1): Update.
11023 (ipa_write_optimization_summaries_1): Likewise.
11024 (ipa_write_optimization_summaries): Likewise.
11025 * lto-streamer.h (lto_symtab_encoder_t): Add in_partition.
11026 (lto_symtab_encoder_iterator): New type.
11027 (lto_symtab_encoder_deref): Make inline.
11028 (output_symtab, referenced_from_other_partition_p,
11029 reachable_from_other_partition_p, referenced_from_this_partition_p,
11030 reachable_from_this_partition_p): Update.
11031 (lsei_end_p, lsei_next, lsei_node, lsei_cgraph_node,
11032 lsei_varpool_node): New inline functions.
11033 (LCC_NOT_FOUND): New macro.
11034 (lto_symtab_encoder_deref, lsei_start, lsei_next_in_partition,
11035 lsei_start_in_partition, lsei_next_function_in_partition,
11036 lsei_start_function_in_partition, lsei_next_variable_in_partition,
11037 lsei_start_variable_in_partition): New inline functions.
11039 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
11041 * config/sh/sh.md (prefetch): Simplify expander. Fix condition to
11043 (*prefetch_media): Move insn below expander.
11044 (*prefetch): Fix condition to allow SH3.
11046 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
11049 * config/sh/sh.md: Add splits for inverted compare and branch
11051 (*cmpeqsi_t): New insn.
11052 (cmpgtsi_t, cmpgesi_t): Swap r and N alternatives.
11053 (cmpgeusi_t): Use satisfies_constraint_Z. Emit sett insn in
11054 replacement insn list and not in the preparation statements.
11055 (clrt, sett): Add mt_group attribute.
11057 2012-08-12 Marc Glisse <marc.glisse@inria.fr>
11059 PR middle-end/54193
11060 * gimple-pretty-print.c (dump_ternary_rhs): Handle 4 arguments.
11062 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
11065 * config/sh/predicates.md (mem_index_disp_operand): Check for
11066 arith_reg_operand instead of REG_P.
11068 2012-08-11 Bernd Schmidt <bernds@codesourcery.com>
11070 * reload1.c (replaced_subreg, gen_reload): Add
11071 SECONDARY_MEMORY_NEEDED ifdefs as necessary.
11073 2012-08-11 Jan Hubicka <jh@suse.cz>
11075 * lto-section-in.c (lto_section_name): Do not use "symtab" as part of
11076 symtab_node sectoin name; it confuses plugin.
11078 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
11080 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Shift DECL_UID
11081 index in the va_list_vars bitmap by num_ssa_names.
11083 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
11085 * config/i386/sse.md (xop integer multiply/add insns): Use
11086 register_operand for operand 3 predicate.
11087 (xop_phadd<u>bq): Fix vec_select selectors.
11089 2012-08-11 Martin Jambor <mjambor@suse.cz>
11092 * ipa-inline.h (condition): New fields offset, agg_contents and by_ref.
11093 * ipa-inline-analysis.c (agg_position_info): New type.
11094 (add_condition): New parameter aggpos, also store agg_contents, by_ref
11096 (dump_condition): Also dump aggregate conditions.
11097 (evaluate_conditions_for_known_args): Also handle aggregate
11098 conditions. New parameter known_aggs.
11099 (evaluate_properties_for_edge): Gather known aggregate contents.
11100 (inline_node_duplication_hook): Pass NULL known_aggs to
11101 evaluate_conditions_for_known_args.
11102 (unmodified_parm): Split into unmodified_parm and unmodified_parm_1.
11103 (unmodified_parm_or_parm_agg_item): New function.
11104 (set_cond_stmt_execution_predicate): Handle values passed in
11106 (set_switch_stmt_execution_predicate): Likewise.
11107 (will_be_nonconstant_predicate): Likewise.
11108 (estimate_edge_devirt_benefit): Pass new parameter known_aggs to
11109 ipa_get_indirect_edge_target.
11110 (estimate_calls_size_and_time): New parameter known_aggs, pass it
11111 recrsively to itself and to estimate_edge_devirt_benefit.
11112 (estimate_node_size_and_time): New vector known_aggs, pass it o
11113 functions which need it.
11114 (remap_predicate): New parameter offset_map, use it to remap aggregate
11116 (remap_edge_summaries): New parameter offset_map, pass it recursively
11117 to itself and to remap_predicate.
11118 (inline_merge_summary): Also create and populate vector offset_map.
11119 (do_estimate_edge_time): New vector of known aggregate contents,
11120 passed to functions which need it.
11121 (inline_read_section): Stream new fields of condition.
11122 (inline_write_summary): Likewise.
11123 * ipa-cp.c (ipa_get_indirect_edge_target): Also examine the aggregate
11124 contents. Let all local callers pass NULL for known_aggs.
11126 2012-08-11 Jan Hubicka <jh@suse.cz>
11128 * lto-cgraph.c (output_cgraph): Rename to ...
11129 (output_symtab): ... this one. Update for LTO_section_symtab_nodes.
11130 (input_cgraph): Rename to ...
11131 (input_symtab): ... this one. Update for LTO_section_symtab_nodes.
11132 * lto-streamer-out.c (create_output_block): Do not set
11134 (produce_asm): Likewise.
11135 (lto_output_toplevel_asms): Likewise.
11136 (produce_asm_for_decls): Likewise.
11137 (lto_output): Use output_symtab.
11138 * lto-section-in.c (lto_section_name): Update.
11139 * lto-section-out.c (lto_destroy_simple_output_block): Remove
11141 * lto-streamer.h (enum lto_section_type): Remove LTO_section_varpool;
11142 rename LTO_section_cgraph to LTO_section_symtab_nodes.
11143 (struct lto_header): Remove section_type.
11145 2012-08-11 Jan Hubicka <jh@suse.cz>
11147 * cgraph.h (vector types for symtab_node): Add.
11148 * ipa-reference.c (ipa_reference_write_optimization_summary): Update
11149 for new symtab encoder.
11150 (ipa_reference_read_optimization_summary): Likewise.
11151 * lto-cgraph.c (output_varpool): Remove.
11152 (input_cgraph_opt_summary): Take symtab nodes vector as argument.
11153 (LTO_cgraph_tags): Rename to ...
11154 (LTO_symtab_tags): ... this one; add LTO_symtab_variable.
11155 (lto_cgraph_encoder_new): Rename to ...
11156 (lto_symtab_encoder_new): ... this on.
11157 (lto_cgraph_encoder_encode): Rename to ...
11158 (lto_symtab_encoder_encode): ... this one.
11159 (lto_cgraph_encoder_delete): Rename to ...
11160 (lto_symtab_encoder_delete): ... this one.
11161 (lto_cgraph_encoder_deref): Rename to ...
11162 (lto_symtab_encoder_deref): ... this one.
11163 (lto_cgraph_encoder_encode_body_p): Rename to ...
11164 (lto_symtab_encoder_encode_body_p): ... this one.
11165 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
11166 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
11167 lto_varpool_encoder_deref): Remove.
11168 (lto_varpool_encoder_encode_initializer_p): Rename to ...
11169 (lto_symtab_encoder_encode_initializer_p): ... this one.
11170 (lto_set_varpool_encoder_encode_initializer): Rename to ...
11171 (lto_set_symtab_encoder_encode_initializer): ... this one.
11172 (lto_output_edge): Update.
11173 (lto_output_node): Update.
11174 (lto_output_varpool_node): Update; stream out LTO_symtab_variable tag.
11175 (lto_output_ref): Drop varpool_encoder; update.
11176 (add_node_to): Update.
11177 (add_references): Update.
11178 (output_outgoing_cgraph_edges): Update.
11179 (output_refs): Update.
11180 (compute_ltrans_boundary): Update.
11181 (output_cgraph): Update; output varpools too.
11182 (input_overwrite_node): Update.
11183 (output_varpool): Remove.
11184 (input_node): Update.
11185 (input_ref): Update.
11186 (input_edge): Update.
11187 (input_cgraph_1): Update; input varpool too; unify fixup code.
11188 (input_varpool_1): Remove.
11189 (input_refs): Update.
11190 (input_cgraph): Update.
11191 (output_node_opt_summary): Update.
11192 (input_cgraph_opt_section): Update.
11193 (input_cgraph_opt_summary): Update.
11194 * ipa-pure-const.c (pure_const_write_summary): Update.
11195 (pure_const_read_summary): Update.
11196 * lto-streamer-out.c (lto_write_tree): Update.
11197 (lto_output): Likewise.
11198 (produce_symtab): Update.
11199 (produce_asm_for_decls): Update.
11200 * ipa-inline-analysis.c (inline_read_section): Update.
11201 (inline_write_summary): Update.
11202 * ipa-prop.c (ipa_write_node_info): Update.
11203 (ipa_prop_read_section): Update.
11204 * lto-streamer.h (lto_cgraph_encoder_d): Rename to ...
11205 (lto_symtab_encoder_d): ... this one; add initializer.
11206 (lto_cgraph_encoder_t): Rename to ...
11207 (lto_symtab_encoder_t): ... this one.
11208 (lto_cgraph_encoder_size): Rename to ...
11209 (lto_symtab_encoder_size): ... this one.
11210 (lto_varpool_encoder_d): ... remove.
11211 (lto_varpool_encoder_t): Remove.
11212 (lto_out_decl_state): Remove cgraph_node_encoder, varpool_node_encoder
11213 add symtab_node_encoder.
11214 (lto_file_decl_data): Likewise.
11215 (lto_cgraph_encoder_deref, lto_cgraph_encoder_lookup,
11216 lto_cgraph_encoder_new, lto_cgraph_encoder_encode,
11217 lto_cgraph_encoder_delete, lto_cgraph_encoder_encode_body_p,
11218 lto_varpool_encoder_encode_body_p, lto_varpool_encoder_deref,
11219 lto_varpool_encoder_lookup, lto_varpool_encoder_new,
11220 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
11221 lto_varpool_encoder_encode_initializer_p): Remove.
11222 (lto_symtab_encoder_deref, lto_symtab_encoder_lookup,
11223 lto_symtab_encoder_t, lto_symtab_encoder_encode,
11224 lto_symtab_encoder_delete, lto_symtab_encoder_encode_body_p,
11225 lto_symtab_encoder_encode_initializer_p): New.
11227 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
11229 * config/i386/i386.md (isa): Add fma and fma4.
11230 (enabled): Handle fma and fma4.
11231 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
11232 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
11233 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
11234 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
11235 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
11236 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
11238 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
11240 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
11241 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
11242 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
11244 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
11246 * config/i386/i386.md (simple LEA peephole2s): Add zero-extend
11247 variants of PLUS and MULT simple LEA patterns. Disable PLUS
11248 patterns for TARGET_OPT_AGU.
11250 2012-08-10 Richard Guenther <rguenther@suse.de>
11252 * Makefile.in (OBJS): Remove matrix-reorg.o.
11253 (matrix-reorg.o): Remove dependence rule.
11254 (GTFILES): Remove matrix-reorg.c.
11255 * matrix-reorg.c: Remove.
11256 * passes.c (init_optimization_passes): Do not schedule
11257 pass_ipa_matrix_reorg.
11258 * tree-pass.h (pass_ipa_matrix_reorg): Remove.
11259 * common.opt (fipa-matrix-reorg): Stub out.
11260 * doc/invoke.texi (fipa-matrix-reorg): Remove documentation.
11262 2012-08-10 Richard Guenther <rguenther@suse.de>
11264 PR middle-end/54219
11265 * fold-const.c (fold_ternary_loc): Do not reverse the mask
11266 when canonicalizing it when folding VEC_PERM_EXPR.
11268 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11270 PR middle-end/54211
11271 * gimple-ssa-strength-reduction.c (analyze_candidates_and_replace):
11272 Use cand_type to determine whether pointer arithmetic will be generated.
11274 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11276 * doc/sourcebuild.texi: Document long_neq_int effective target.
11278 2012-08-10 Richard Guenther <rguenther@suse.de>
11280 PR tree-optimization/54109
11281 * tree-ssa-forwprop.c
11282 (forward_propagate_addr_into_variable_array_index): Remove.
11283 (forward_propagate_addr_expr_1): Adjust.
11285 2012-08-10 Richard Guenther <rguenther@suse.de>
11287 * tree-cfg.c (dump_function_to_file): Make sure to dump
11288 anonymous SSA names when there are no local decls.
11290 2012-08-10 Steven Bosscher <steven@gcc.gnu.org>
11292 * tree-ssa-pre.c (alloc_expression_id): Fix use of VEC_reserve.
11293 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
11294 (mark_phi_for_rewrite): Likewise.
11295 (compute_global_livein): Use VEC_reserve outside the innermost
11296 loop and VEC_quick_push instead of VEC_safe_push in that loop.
11297 (update_ssa): Re-organize to avoid unnecessary sbitmap_zero'ing
11298 of new_ssa_names and old_ssa_names. Allocate phis_to_rewrite to
11299 the correct initial size.
11301 2012-08-10 Richard Guenther <rguenther@suse.de>
11303 * tree-ssa-pre.c (pretemp, storetemp, prephitemp): Remove.
11304 (need_creation): Remove.
11305 (get_representative_for): Use anonymous named SSA names.
11306 (create_expression_by_pieces): Likewise.
11307 (insert_into_preds_of_block): Likewise.
11308 (init_pre): Do not init removed vars.
11309 (fini_pre): Do not free need_creation.
11310 * tree-ssa-forwprop.c (simplify_bitwise_binary): Use anonymous
11312 * tree-ssa-loop-manip.c (create_iv): Likewise.
11313 * value-prof.c (gimple_divmod_fixed_value): Likewise.
11314 (gimple_mod_pow2): Likewise.
11315 (gimple_mod_subtract): Likewise.
11316 (gimple_ic): Likewise.
11317 (gimple_stringop_fixed_value): Likewise.
11318 * tree-ssa-phiopt.c (condstoretemp): Remove.
11319 (tree_ssa_phiopt_worker): Use anonymous named SSA names.
11320 (conditional_replacement): Likewise.
11321 (abs_replacement): Likewise.
11322 (cond_store_replacement): Likewise.
11323 (cond_if_else_store_replacement_1): Likewise.
11324 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
11325 (rewrite_bittest): Likewise.
11326 * tree-ssa-reassoc.c (build_and_add_sum): Get type from callers
11327 and build anonymous SSA names.
11328 (undistribute_ops_list): Adjust.
11329 (eliminate_redundant_comparison): Use anonymous SSA names.
11330 (rewrite_expr_tree_parallel): Likewise.
11331 (get_reassoc_pow_ssa_name): Remove.
11332 (attempt_builtin_powi): Adjust.
11333 (reassociate_bb): Likewise.
11334 * tree-ssa-strlen.c (get_string_length): Use anonymous SSA names.
11335 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
11336 (build_arrays): Likewise.
11337 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
11338 (create_tailcall_accumulator): Likewise.
11339 * tree-vect-generic.c (expand_vector_divmod): Likewise.
11340 * tree-profile.c (gcov_type_tmp_var): Remove.
11341 (gimple_init_edge_profiler): Do not initialize it and use anonymous
11343 (gimple_gen_ic_profiler): Likewise.
11344 (tree_profiling): Adjust.
11345 * tree-sra.c (build_ref_for_offset): Use anonymous SSA names.
11346 * tree-ssa-math-opts.c (execute_cse_sincos_1): Likewise.
11347 (powi_as_mults_1): Likewise.
11348 (powi_as_mults): Likewise.
11349 (build_and_insert_call): Adjust.
11350 (build_and_insert_binop): Likewise.
11351 (build_and_insert_ref): Likewise.
11352 (build_and_insert_cast): Likewise.
11353 (gimple_expand_builtin_pow): Likewise.
11354 (gimple_expand_builtin_cabs): Likewise.
11355 (execute_optimize_bswap): Use anonymous SSA names.
11356 (convert_mult_to_widen): Likewise.
11357 (convert_plusminus_to_widen): Likewise.
11358 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
11359 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
11360 * tree-if-conv.c (ifc_temp_var): Likewise.
11361 * tree-loop-distribution.c (generate_memset_builtin): Likewise.
11362 * tree-parloops.c (take_address_of): Likewise.
11363 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
11364 (vect_permute_load_chain): Likewise.
11365 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Likewise.
11366 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
11367 (vect_handle_widen_op_by_const): Likewise.
11368 (vect_operation_fits_smaller_type): Likewise.
11369 (vect_recog_over_widening_pattern): Likewise.
11370 * tree-vect-stmts.c (vect_init_vector): Likewise.
11371 * tree-vrp.c (simplify_truth_ops_using_ranges): Likewise.
11372 (simplify_float_conversion_using_ranges): Likewise.
11374 2012-08-10 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
11376 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix
11377 target mask of __builtin_ia32_rdseed_di_step builtin.
11379 2012-08-10 Richard Guenther <rguenther@suse.de>
11381 PR tree-optimization/54027
11382 * tree-vrp.c (extract_range_from_binary_expr_1): Merge RSHIFT_EXPR
11383 and LSHIFT_EXPR handling, force -fwrapv for the multiplication used
11384 to handle LSHIFT_EXPR with a constant.
11386 2012-08-10 Richard Guenther <rguenther@suse.de>
11388 * tree.h (SSA_NAME_VAR): Return NULL_TREE if an IDENTIFIER_NODE
11389 is recorded as var.
11390 (SSA_NAME_IDENTIFIER): Return the IDENTIFIER_NODE of the SSA_NAME
11391 or its SSA_NAME_VAR.
11392 (SET_SSA_NAME_VAR_OR_IDENTIFIER): New setter.
11393 * tree-ssanames.c (make_ssa_name_fn): Handle creating anonymous
11394 SSA names by passing a type instead of a variable decl.
11395 (release_ssa_name): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
11396 (copy_ssa_name_fn): Handle anonymous SSA names.
11397 (replace_ssa_name_symbol): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
11398 * tree-flow-inline.h (make_temp_ssa_name): New inline function.
11399 * tree-pretty-print.c (dump_generic_node): Use SSA_NAME_IDENTIFIER,
11400 dump SSA names without a name as <anon>.
11401 * cfgexpand.c (expand_used_vars): Assing anonymous SSA names we are
11402 going to expand a decl.
11403 (gimple_expand_cfg): Assign all SSA names of a partition the
11404 decl we created for its leader.
11405 * tree-ssa.c (target_for_debug_bind): Handle SSA_NAMEs.
11406 (verify_ssa_name): Handle anonymous SSA names.
11407 (verify_def): Likewise.
11408 * tree-predcom.c (eliminate_temp_copies): Likewise.
11409 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11410 * tree-ssa-live.c (var_map_base_init): Compute conflicts for
11411 anonymous SSA names with the same type.
11412 (mark_all_vars_used_1): Handle anonymous SSA names.
11413 (verify_live_on_entry): Likewise.
11414 * tree-ssa-coalesce.c (abnormal_corrupt): Remove.
11415 (create_outofssa_var_map): Adjust with respect to conflicts we
11416 compute for anonymous SSA names. Do not restrict abnormal
11418 (coalesce_partitions): Do not restrict abnormal coalescing.
11419 Assert we only ever coalesce variables we computed conflicts for.
11420 * tree-ssa-ter.c (process_replaceable): Do not restrict TER
11421 of anonymous names.
11422 * expr.c (expand_expr_real_1): Handle anonymous SSA names
11423 expanded from IVOPTs by creating a raw REG here.
11424 * tree-cfg.c (replace_ssa_name): Handle anonymous SSA names.
11425 (dump_function_to_file): Dump anonymous SSA names alongside
11426 with their types in the variable list.
11427 (verify_gimple_return): Guard use of SSA_NAME_VAR.
11428 * tree-into-ssa.c (mark_for_renaming): Handle a NULL symbol.
11429 (rewrite_into_ssa): Make SSA names anonymous.
11430 * tree-ssa-structalias.c (alias_get_name): Rewrite.
11431 * tree-ssa-uninit.c (ssa_undefined_value_p): Handle anonymous
11433 (warn_uninitialized_phi): Likewise.
11434 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Defer expanding
11435 anonymous SSA names to the expander.
11436 (determine_iv_cost): Anonymous SSA names are artificial.
11437 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11438 Handle anonymous SSA names.
11439 * lto-streamer-out.c (output_ssa_names): Stream SSA_NAME_VAR
11440 or if NULL, the type of the SSA name.
11441 * tree-inline.c (remap_ssa_name): Handle anonymous SSA names,
11442 remap names as anonymous where appropriate.
11443 (insert_init_stmt): Pass SSA names down to insert_init_debug_bind.
11444 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Adjust
11445 according to what we create conflicts for in out-of-SSA
11447 * tree-parloops.c (separate_decls_in_region_name): Handle
11448 anonymous SSA names.
11449 (add_field_for_name): Likewise.
11450 * tree.c (get_name): Handle SSA names.
11451 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Defer to get_name for
11453 * tree-vect-loop-manip.c (adjust_debug_stmts): Use
11455 * tree-sra.c (create_access_replacement): Give up generating
11456 a DECL_DEBUG_EXPR for SSA names in the memory reference.
11457 (replace_removed_params_ssa_names): Guard use of SSA_NAME_VAR.
11458 * tree-complex.c (get_component_ssa_name): Handle anonymous
11460 (set_component_ssa_name): Likewise.
11461 * tree-ssa-sccvn.c (visit_reference_op_load): Likewise.
11462 * tree-object-size.c (collect_object_sizes_for): Handle
11463 uninitialized SSA names properly.
11464 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Guard use of
11466 * ipa-split.c (test_nonssa_use): Likewise.
11467 (consider_split): Likewise.
11468 (mark_nonssa_use): Likewise.
11470 2012-08-09 Jan Hubicka <jh@suse.cz>
11472 PR middle-end/54146
11473 * ipa-inline-transform.c (inline_call): Add UPDATE_OVERALL_SUMMARY
11474 parameter; honnor it.
11475 * ipa-inline.c (recursive_inlining): Update call
11477 (inline_small_functions): Likewise.
11478 (ipa_inline): Likewise.
11479 (inline_always_inline_functions): Likewise.
11480 (early_inline_small_functions): Likewise.
11481 (flatten_function): Do separate update of summary info.
11482 * ipa-inline.h (inline_update_overall_summary): Declare.
11483 (inline_call): Update.
11484 * ipa-inline-analysis.c (inline_merge_summary): Break out
11485 updating code to ...
11486 (inline_update_overall_summary): Likewise.
11488 2012-08-09 Richard Henderson <rth@redhat.com>
11490 * config/s390/s390.c (s390_expand_insv): Use VOIDmode in gen_rtx_SET.
11492 * config/s390/s390.c (s390_expand_cs_hqi): Copy val to a temp before
11493 performing the compare for the restart loop.
11495 2012-08-09 DJ Delorie <dj@redhat.com>
11497 * config/rl78/rl78.c (rl78_alloc_physical_registers): Check for
11498 SET before extracting SET_SRC.
11499 (rl78_remove_unused_sets): Check for REG before extractnig REGNO.
11501 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
11504 * config/sh/sh-protos (shift_insns_rtx): Delete.
11505 (sh_ashlsi_clobbers_t_reg_p): Add.
11506 * config/sh/sh.c (shift_insns, shift_amounts, ext_shift_insns,
11507 ext_shift_amounts): Merge arrays of ints to array of structs.
11508 Adapt usage of arrays throughout the file.
11509 (shift_insns_rtx): Delete unused function.
11510 (sh_ashlsi_clobbers_t_reg_p): New function.
11511 * config/sh/sh.md (ashlsi3): Emit ashlsi3_n_clobbers_t insn if the
11512 final shift sequence will clobber T_REG.
11513 (ashlsi3_n): Split only if the final shift sequence will not
11515 (ashlsi3_n_clobbers_t): New insn_and_split.
11517 2012-08-09 Steven Bosscher <steven@gcc.gnu.org>
11519 * calls.c (mem_overlaps_already_clobbered_arg_p): Use SBITMAP_SIZE
11520 instead of looking at sbitmap n_bits member directly.
11521 * gcse.c (hoist_code): Likewise.
11522 * sched-rgn.c (split_edges): Likewise.
11523 * tree-into-ssa.c (is_old_name, is_new_name, add_new_name_mapping,
11524 update_ssa): Likewise.
11526 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
11528 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Return preferred
11529 single unit register class for classes that contain registers form
11531 (REG_CLASS_CONTENTS): Add missing "frame" register to FLOAT_INT_REGS,
11532 INT_SSE_REGS and FLOAT_INT_SSE_REGS register classes.
11534 2012-08-09 Martin Jambor <mjambor@suse.cz>
11536 * cgraph.h (cgraph_indirect_call_info): Field anc_offse renamd to
11537 offset, updated all users. New field agg_contents.
11538 * ipa-prop.h (jump_func_type): Removed IPA_JF_CONST_MEMBER_PTR.
11539 (ipa_pass_through_data): New field agg_preserved.
11540 (ipa_ancestor_jf_data): Likewise.
11541 (ipa_member_ptr_cst): Removed.
11542 (ipa_agg_jf_item): New type.
11543 (ipa_agg_jump_function): Likewise.
11544 (ipa_jump_func): New field agg. Removed field member_cst.
11545 (ipa_get_jf_pass_through_agg_preserved): New function.
11546 (ipa_get_jf_ancestor_agg_preserved): Likewise.
11547 (ipa_get_jf_member_ptr_pfn): Removed.
11548 (ipa_find_agg_cst_for_param): Declare.
11549 (ipa_load_from_parm_agg): Likewise.
11550 * ipa-prop.c (param_analysis_info): Fields modified and
11551 visited_statements rename to parm_modified and parm_visited_statements
11552 respectively, added fields ref_modified, ref_visited_statements,
11553 pt_modified and pt_visited_statements.
11554 (ipa_print_node_jump_functions_for_edge): Do not dump const member
11555 functions. Dump agg_preserved flags and aggregate jump functions.
11556 (ipa_set_jf_simple_pass_through): Set also agg_preserved.
11557 (ipa_set_ancestor_jf): Likewise.
11558 (ipa_set_jf_arith_pass_through): Clear agg_preserved.
11559 (ipa_set_jf_member_ptr_cst): Removed.
11560 (is_parm_modified_before_stmt): Logic reversed, renamed to
11561 parm_preserved_before_stmt_p. Cache visited bitmap only for
11562 naked DECL parameters. All callers updated.
11563 (load_from_unmodified_param): Allow NULL parms_ainfo.
11564 (parm_ref_data_preserved_p): New function.
11565 (parm_ref_data_pass_through_p): Likewise.
11566 (ipa_load_from_parm_agg_1): Likewise.
11567 (ipa_load_from_parm_agg): Likewise.
11568 (compute_complex_assign_jump_func): Check if aggregate contents are
11570 (compute_complex_ancestor_jump_func): Likewise.
11571 (compute_scalar_jump_functions): Removed.
11572 (type_like_member_ptr_p): Also check field position are known and sane.
11573 (compute_pass_through_member_ptrs): Removed.
11574 (determine_cst_member_ptr): Likewise.
11575 (ipa_known_agg_contents_list): New type.
11576 (determine_known_aggregate_parts): New function.
11577 (compute_cst_member_ptr_arguments): Removed.
11578 (ipa_compute_jump_functions_for_edge): Compute all kinds of jump
11579 functions (scalar, aggregate and member pointer).
11580 (ipa_get_member_ptr_load_param): Incorporate into
11581 ipa_get_stmt_member_ptr_load_param, also pass back an offset.
11582 (ipa_note_param_call): Clear agg_contents.
11583 (ipa_analyze_indirect_call_uses): Also look for simple pointers loaded
11584 from aggregates. In such cases, store offset of the called field.
11585 (ipa_analyze_node): Initialize new fields of param_analysis_info.
11586 (update_jump_functions_after_inlining): Handle aggregate contents.
11587 (ipa_find_agg_cst_for_param): New function.
11588 (try_make_edge_direct_simple_call): Handle called aggregate values.
11589 (update_indirect_edges_after_inlining): Make sure aggregate preserving
11590 jump functions comply with type compatibility requirements.
11591 (ipa_edge_duplication_hook): Copy also aggregate jump functions.
11592 (ipa_write_jump_function): Stream agg_preserved flags and aggregate
11593 jump functions. Do not stream member pointer constant jump functions.
11594 (ipa_read_jump_function): Likewise.
11595 (ipa_write_indirect_edge_info): Stream new cgraph_indirect_call_info
11597 (ipa_read_indirect_edge_info): Likewise.
11599 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
11602 * config/sh/predicates.md (mem_index_disp_operand): New predicate.
11603 * config/sh/sh.md (*movsi_index_disp): Rewrite insns to use the new
11604 mem_index_disp_operand predicate.
11606 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
11609 * config/sh/sh.md: Add negc extu sequence peephole.
11610 (movrt, movnegt, movrt_negc, nott): Use t_reg_operand predicate.
11611 (*movrt_negc): New insn.
11612 * config/sh/sync.md (atomic_test_and_set): Pass gen_t_reg_rtx to
11614 * config/sh/sh.c (expand_cbranchsi4, sh_emit_scc_to_t,
11615 sh_emit_compare_and_branch, sh_emit_compare_and_set): Use
11617 (sh_expand_t_scc): Pass gen_t_reg_rtx to gen_movnegt.
11619 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
11622 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg):
11623 Use arith_reg_operand predicate instead of register_operand.
11624 * config/sh/predicates.md (movsrc_no_disp_mem_operand): Accept
11625 only mem, simplify.
11627 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
11629 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
11630 (alpha_pad_function_end): ... this. Also insert NOP between
11631 sibling call and GP load.
11632 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
11634 2012-08-09 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
11636 * config/i386/adxintrin.h: Remove guarding __ADX__ check.
11637 * config/i386/x86intrin.h: Likewise.
11638 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove
11639 OPTION_MASK_ISA_ADX from needed options for
11640 __builtin_ia32_addcarryx_u32 and __builtin_ia32_addcarryx_u64.
11641 (ix86_expand_builtin): Use add<mode>3_carry in expanding of
11642 IX86_BUILTIN_ADDCARRYX32 and IX86_BUILTIN_ADDCARRYX64.
11644 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
11646 PR rtl-optimization/53701
11647 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
11648 Process not only expr's vinsns but all old vinsns from expr's
11649 history of changes.
11650 (update_and_record_unavailable_insns): Clarify comment.
11652 2012-08-09 Bernd Schmidt <bernds@codesourcery.com>
11654 * reload.c (find_valid_class_1): New static function.
11655 (push_reload): Use it when reloading a SYMBOL_REG as the inner
11656 of a subreg. Keep better track of needed classes for the
11657 secondary memory case.
11658 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Limit INT_SSE_REGS to
11660 * reload1.c (replaced_subreg): New static function.
11661 (gen_reload): Use it when deciding whether to use secondary
11664 2012-08-09 Richard Guenther <rguenther@suse.de>
11666 * tree.h (SSA_VAR_P): Simplify.
11667 * tree-ssanames.c (make_ssa_name_fn): Strengthen assert.
11668 * fold-const.c (fold_comparison): Check for default def first
11669 before checking for PARM_DECL.
11670 * tree-complex.c (get_component_ssa_name): Likewise.
11671 * tree-inline.c (remap_ssa_name): Likewise.
11672 * tree-ssa-loop-ivopts.c (parm_decl_cost): Likewise.
11673 * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
11674 (find_what_p_points_to): Likewise.
11675 * tree-ssa-operands.c (add_stmt_operand): Simplify.
11677 2012-08-08 Joseph Myers <joseph@codesourcery.com>
11679 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
11680 IOR to a constant if one operand has side effects.
11682 2012-08-08 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11684 * builtins.c (expand_builtin_atomic_compare_exchange): Pass old
11685 value operand as MEM to expand_atomic_compare_and_swap.
11687 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Accept
11688 nonimmediate_operand for old value; generate load and store if
11690 * config/s390/s390.c (s390_expand_cs_hqi): Accept any operand
11693 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
11695 PR middle-end/54146
11696 * gimpify.c (gimplify_body): Only verify_gimple_in_seq with
11698 * tree-ssa-loop-manip.c (add_exit_phis_var): Assert that var is
11699 a gimple_reg if checking is enabled.
11700 (find_uses_to_rename_stmt): Only look at non-virtual USE operands.
11701 * tree-into-ssa (compute_global_livein): Change the worklist
11702 type from an array to a VEC.
11704 2012-08-08 Richard Guenther <rguenther@suse.de>
11706 * tree-ssa-operands.h (virtual_operand_p): Declare.
11707 * tree-ssa-operands.c (virtual_operand_p): New predicate.
11708 * gimple.c (is_gimple_reg): Use virtual_operand_p.
11709 * tree-into-ssa.c (prepare_block_for_update): Likewise.
11710 * tree-vect-loop-manip.c (adjust_debug_stmts): Likewise.
11712 2012-08-08 Richard Guenther <rguenther@suse.de>
11714 * tree-call-cdce.c (check_pow): Simplify.
11715 (gen_conditions_for_pow_int_base): Likewise.
11716 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not handle
11717 virtual operands here.
11718 * tree-ssa-operands.c (get_name_decl): Remove unused function.
11719 * gimplify.c (gimple_regimplify_operands): Remove dead code.
11720 * tree-vrp.c (get_value_range): Move SSA_NAME_VAR access.
11721 * tree-parloops.c (create_phi_for_local_result): Use copy_ssa_name.
11722 * value-prof.c (gimple_ic): Use duplicate_ssa_name.
11723 (gimple_stringop_fixed_value): Likewise.
11724 * tree.c (needs_to_live_in_memory): Remove SSA name handling.
11725 * tree-stdarg.c (find_va_list_reference): Store SSA_NAME_VERSIONs
11726 in the bitmap alongside shifted DECL_UIDs.
11727 (va_list_counter_struct_op): Likewise.
11728 (va_list_ptr_read): Likewise.
11729 (va_list_ptr_write): Likewise.
11730 (check_va_list_escapes): Likewise.
11731 (check_all_va_list_escapes): Likewise.
11732 (execute_optimize_stdarg): Likewise.
11733 * tree-outof-ssa.c (insert_backedge_copies): Use copy_ssa_name.
11735 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11736 H.J. Lu <hongjiu.lu@intel.com>
11738 PR rtl-optimization/54157
11739 * combine.c (gen_lowpart_for_combine): Don't return identity
11740 for CONST or symbolic reference.
11742 2012-08-08 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
11744 * common/config/i386/i386-common.c (OPTION_MASK_ISA_ADX_SET): New.
11745 (OPTION_MASK_ISA_ADX_UNSET): Likewise.
11746 (ix86_handle_option): Handle madx option.
11747 * config.gcc (i[34567]86-*-*): Add adxintrin.h.
11748 (x86_64-*-*): Likewise.
11749 * config/i386/adxintrin.h: New header.
11750 * config/i386/driver-i386.c (host_detect_local_cpu): Detect ADCX/ADOX
11752 * config/i386/i386-builtin-types.def
11753 (UCHAR_FTYPE_UCHAR_UINT_UINT_PUNSIGNED): New function type.
11754 (UCHAR_FTYPE_UCHAR_ULONGLONG_ULONGLONG_PULONGLONG): Likewise.
11755 * config/i386/i386-c.c: Define __ADX__ if needed.
11756 * config/i386/i386.c (ix86_target_string): Define -madx option.
11758 (ix86_option_override_internal): Handle new option.
11759 (ix86_valid_target_attribute_inner_p): Add OPT_madx.
11760 (ix86_builtins): Add IX86_BUILTIN_ADDCARRYX32,
11761 IX86_BUILTIN_ADDCARRYX64.
11762 (ix86_init_mmx_sse_builtins): Define corresponding built-ins.
11763 (ix86_expand_builtin): Handle these built-ins.
11764 (ix86_expand_args_builtin): Handle new function types.
11765 * config/i386/i386.h (TARGET_ADX): New.
11766 * config/i386/i386.md (adcx<mode>3): New define_insn.
11767 * config/i386/i386.opt (madx): New.
11768 * config/i386/x86intrin.h: Include adxintrin.h.
11770 2012-08-08 Nick Clifton <nickc@redhat.com>
11772 * config/rl78/rl78.c: Include tree-pass.h.
11774 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
11776 PR middle-end/54146
11777 * ira.c (init_live_subregs): Take live_subregs_used as a bitmap.
11778 (build_insn_chain): Make live_subregs_used a bitmap.
11779 Use SBITMAP_SIZE to ignore the paradoxical bytes of subregs.
11780 Use sbitmap_free to free the live_subreg sbitmaps.
11782 PR middle-end/54146
11783 * ifcvt.c: Include pointer-set.h.
11784 (cond_move_process_if_block): Change type of then_regs and
11785 else_regs from alloca'd array to pointer_sets.
11786 (check_cond_move_block): Update for this change.
11787 (cond_move_convert_if_block): Likewise.
11788 * Makefile.in: Fix dependencies for ifcvt.o.
11790 2012-08-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11792 * gimple-ssa-strength-reduction.c (struct incr_info_d): New struct.
11793 (incr_vec): New static var.
11794 (incr_vec_len): Likewise.
11795 (address_arithmetic_p): Likewise.
11796 (stmt_cost): Remove dead assignment.
11797 (dump_incr_vec): New function.
11798 (cand_abs_increment): Likewise.
11799 (lazy_create_slsr_reg): Likewise.
11800 (incr_vec_index): Likewise.
11801 (count_candidates): Likewise.
11802 (record_increment): Likewise.
11803 (record_increments): Likewise.
11804 (unreplaced_cand_in_tree): Likewise.
11805 (optimize_cands_for_speed_p): Likewise.
11806 (lowest_cost_path): Likewise.
11807 (total_savings): Likewise.
11808 (analyze_increments): Likewise.
11809 (ncd_for_two_cands): Likewise.
11810 (nearest_common_dominator_for_cands): Likewise.
11811 (profitable_increment_p): Likewise.
11812 (insert_initializers): Likewise.
11813 (introduce_cast_before_cand): Likewise.
11814 (replace_rhs_if_not_dup): Likewise.
11815 (replace_one_candidate): Likewise.
11816 (replace_profitable_candidates): Likewise.
11817 (analyze_candidates_and_replace): Handle candidates with SSA-name
11820 2012-08-07 Steven Bosscher <steven@gcc.gnu.org>
11822 * cfg.c (debug_bb): Do not set TDF_BLOCKS.
11823 * cfghooks.c (dump_bb): Honor ~TDF_BLOCKS.
11824 * pretty-print.c (pp_base_flush): Do not add a newline, and do not
11825 clear pp_needs_newline.
11826 * pretty-print.h (pp_newline_and_flush): New macro with the behavior
11827 of pp_base_flush before the above change.
11828 * langhooks.c (lhd_print_error_function): Use pp_newline_and_flush
11829 instead of pp_flush.
11830 * diagnostic.c (diagnostic_finish): Likewise.
11831 (diagnostic_report_diagnostic): Likewise.
11832 (verbatim): Likewise.
11833 (error_recursion): Likewise.
11834 * tree-pretty-print.c (print_generic_stmt): Likewise.
11835 (print_generic_stmt_indented): LIkewise.
11836 * gimple-pretty-print.c (print_gimple_stmt): Likewise.
11837 (print_gimple_seq): Likewise.
11838 (gimple_dump_bb_buff): Likewise.
11840 2012-08-07 Uros Bizjak <ubizjak@gmail.com>
11843 * var-tracking.c (var_lowpart): Exit early for matched modes.
11845 2012-08-07 Richard Henderson <rth@redhat.com>
11847 * config/s390/s390.c (s390_emit_compare_and_swap): Update for
11848 atomic_compare_and_swapsi_internal name change.
11849 (s390_expand_insv): Try RISBG last, not requiring operands in
11850 registers but forcing them there. Try a limited form of ICM.
11851 (s390_two_part_insv): New.
11852 (s390_expand_cs_hqi): Use it. Update for atomic optabs.
11853 * config/s390/s390.md (UNSPEC_MOVA): New.
11854 (TDSI): Remove mode iterator.
11855 (DGPR, DINT, TDI): New mode iterators.
11856 (td): New mode attribute.
11857 (mem_signal_fence): New.
11858 (mem_thread_fence): Rename from memory_barrier; update for model arg.
11859 (mem_thread_fence_1): Rename from *memory_barrier.
11860 (atomic_load<DINT>, atomic_store<DINT>): New expanders.
11861 (atomic_loaddi_1, atomic_loadti_1): New.
11862 (atomic_storedi_1, atomic_storeti_1): New.
11863 (sync_compare_and_swap<TDSI>, sync_compare_and_swap<HQI>): Remove.
11864 (atomic_compare_and_swap<DGPR>, atomic_compare_and_swap<HQI>): New.
11865 (atomic_compare_and_swap<DGPR>_internal): New.
11866 (*sync_compare_and_swap<DW>, *sync_compare_and_swap<GPR>): Remove.
11867 (*atomic_compare_and_swap<TDI>_1): New.
11868 (*atomic_compare_and_swapdi_2, *atomic_compare_and_swapsi_3): New.
11869 (sync_<ATOMIC_Z196><GPR>, sync_old_<ATOMIC_Z196><GPR>): Remove.
11870 (atomic_fetch_<ATOMIC_Z196><GPR>): New.
11871 (atomic_fetch_<ATOMC_Z196><GPR>_iaf): New.
11872 (sync_<ATOMIC><HQI>, sync_old_<ATOMIC><HQI>): Remove.
11873 (sync_new_<ATOMIC><HQI>): Remove.
11874 (atomic_<ATOMIC><HQI>, atomic_fetch_<ATOMIC><HQI>): New.
11875 (atomic_<ATOMIC>_fetch<HQI>): New.
11876 (sync_lock_test_and_set<HQI>): Remove.
11877 (atomic_exchange<HQI>): New.
11879 2012-08-07 Paul Brook <paul@codesourcery.com>
11880 Sandra Loosemore <sandra@codesourcery.com>
11882 * except.c (switch_to_exception_section): Place tables for
11883 DECL_ONE_ONLY functions in comdat groups.
11885 2012-08-07 Richard Guenther <rguenther@suse.de>
11887 * tree-flow.h (copy_ssa_name_fn): New function.
11888 (duplicate_ssa_name_fn): Likewise.
11889 * tree-flow-inline.h (copy_ssa_name): New function.
11890 (duplicate_ssa_name): Likewise.
11891 * tree-ssanames.c (copy_ssa_name_fn): New function.
11892 (duplicate_ssa_name): Rename to ...
11893 (duplicate_ssa_name_fn): ... this and adjust.
11894 * tree-tailcall.c (update_accumulator_with_ops): Use copy_ssa_name.
11895 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
11897 (slpeel_update_phi_nodes_for_guard2): Likewise.
11898 (slpeel_tree_peel_loop_to_edge): Likewise.
11899 (vect_loop_versioning): Likewise.
11900 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
11901 (create_parallel_loop): Likewise.
11902 * ipa-split.c (split_function): Likewise.
11903 * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
11904 (vect_create_epilog_for_reduction): Likewise.
11905 * tree-vect-data-refs.c (bump_vector_ptr): Likewise.
11906 (vect_setup_realignment): Likewise.
11907 * tree-vect-stmts.c (vectorizable_load): Likewise.
11908 * tree-switch-conversion.c (build_one_array): Likewise.
11909 (gen_def_assigns): Likewise.
11910 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
11911 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
11912 create_zero_dim_array with the SSA name.
11913 (rewrite_phi_out_of_ssa): Likewise.
11914 (rewrite_cross_bb_scalar_dependence): Likewise. Use copy_ssa_name.
11916 2012-08-07 Richard Guenther <rguenther@suse.de>
11918 * tree-dfa.c (set_ssa_default_def): Clear the SSA_NAME_DEFAULT_DEF
11919 bit of the old name when we clear the slot.
11920 * tree-ssa-live.c (remove_unused_locals): Release any default
11921 def associated with an unused var.
11922 * tree-ssa-copy.c (may_propagate_copy_into_asm): Always return true.
11924 2012-08-07 Richard Guenther <rguenther@suse.de>
11926 * tree-into-ssa.c (rewrite_stmt): Remove clobbers for variables
11927 we rewrite into SSA form.
11928 (rewrite_enter_block): Adjust.
11929 * gimple-iterator.c (gsi_replace): Also allow replacement with
11930 a stmt without a lhs.
11931 * tree-ssa-live.c (remove_unused_locals): Remove code handling
11932 clobbers of SSA names.
11933 * tree-nested.c (convert_local_reference_stmt): Remove clobbers
11934 for variables we access through the local chain.
11935 * tree-cfg.c (verify_gimple_assign_single): Verify clobbers
11936 clobber full decls only.
11938 2012-08-07 Richard Guenther <rguenther@suse.de>
11940 * gimple.h (gimple_phi_set_result): Adjust SSA_NAME_DEF_STMT.
11941 * tree-phinodes.c (make_phi_node): Allow a NULL var.
11942 * tree-into-ssa.c (insert_phi_nodes_for): Simplify.
11943 * tree-complex.c (update_phi_components): Likewise.
11944 * tree-ssa-loop-manip.c (create_iv): Likewise.
11945 (add_exit_phis_edge): Likewise.
11946 (split_loop_exit_edge): Likewise.
11947 (tree_transform_and_unroll_loop): Likewise.
11948 * value-prof.c (gimple_ic): Likewise.
11949 (gimple_stringop_fixed_value): Likewise.
11950 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
11951 * omp-low.c (expand_parallel_call): Likewise.
11952 (expand_omp_for_static_chunk): Likewise.
11953 (expand_omp_atomic_pipeline): Likewise.
11954 * tree-parloops.c (create_phi_for_local_result): Likewise.
11955 (transform_to_exit_first_loop): Likewise.
11956 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
11957 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
11958 * tree-predcom.c (initialize_root_vars): Likewise.
11959 (initialize_root_vars_lm): Likewise.
11960 * sese.c (sese_add_exit_phis_edge): Likewise.
11961 * gimple-streamer-in.c (input_phi): Likewise.
11962 * tree-inline.c (copy_phis_for_bb): Likewise.
11963 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
11964 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
11965 (gimple_duplicate_bb): Likewise.
11967 2012-08-07 Nick Clifton <nickc@redhat.com>
11969 * config/mn10300/mn10300.c (mn10300_expand_prologue): Report
11970 stack usage if requested.
11972 2012-08-06 Cary Coutant <ccoutant@google.com>
11974 * cgraphunit.c (assemble_thunk): Add source line info.
11975 * final.c (final): Check for non-null cfg pointer.
11977 2012-08-06 Sandra Loosemore <sandra@codesourcery.com>
11978 Maxim Kuvyrkov <maxim@codesourcery.com>
11979 Julian Brown <julian@codesourcery.com>
11981 * config/mips/24k.md (r24k_unknown_store): Delete special handling
11983 (r24k_int_load, r24k_int_arith, r24k_int_mul3, r24k_int_mfhilo)
11984 (r24k_int_cop, r24k_int_multi)
11985 (r24kf2_1_fcvt_f2i, r24kf2_1_fxfer)
11986 (r24kf1_1_fcvt_f2i, r24kf1_1_fxfer): Use mips_store_data_bypass_p
11987 instead of store_data_bypass_p.
11988 * config/mips/74k.md (r74k_int_store): Delete special handling for
11990 (r74k_int_load, r74k_int_logical, r74k_int_arith, r74k_int_cmove):
11991 Use mips_store_data_bypass_p instead of store_data_bypass_p.
11993 2012-08-06 Marc Glisse <marc.glisse@inria.fr>
11995 PR tree-optimization/51938
11996 PR tree-optimization/52005
11997 * tree-ssa-ifcombine.c (ifcombine_ifandif): New parameters for
11998 inverted conditions.
11999 (ifcombine_iforif): Remove, merge code into ifcombine_ifandif.
12000 (tree_ssa_ifcombine_bb): Update calls to the above. Detect !a&&b
12001 and !a||b patterns.
12003 2012-08-06 Olivier Hainque <hainque@adacore.com>
12005 * tree-emutls.c (new_emutls_decl): When a var_section is requested by
12006 the target, attach the new decl to that, not to the template section.
12008 2012-08-06 Tom de Vries <tom@codesourcery.com>
12010 * tree-switch-conversion.c (emit_case_bit_tests): Generate MINUS_EXPR in
12013 2012-08-05 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12015 * doc/invoke.texi: Document AMD btver2.
12016 * doc/extend.texi: Document AMD btver1 and btver2.
12018 2012-08-04 Sandra Loosemore <sandra@codesourcery.com>
12019 Richard Sandiford <rdsandiford@googlemail.com>
12021 * config/mips/mips.c (mips_option_override): Check -fpic
12022 for compatibility with -mabicalls and ABI.
12024 2012-08-04 Catherine Moore <clm@codesourcery.com>
12025 Sandra Loosemore <sandra@codesourcery.com>
12027 * config/mips/xlr.md (ir_xlr_alu_clz): New insn_reservation.
12028 (ir_xlr_alu): Remove clz.
12029 * config/mips/mips-cpus.def (xlr): Set PTF_AVOID_BRANCHLIKELY.
12031 2012-08-04 Richard Earnshaw <rearnsha@arm.com>
12033 * arm.c (arm_gen_constant): Use SImode when preparing operands for
12036 2012-08-04 Uros Bizjak <ubizjak@gmail.com>
12038 * config/i386/i386.h (QI_REGNO_P): New define.
12039 (ANY_QI_REGNO_P): Ditto.
12040 (GENERAL_REGNO_P): Use IN_RANGE macro.
12041 (QI_REG_P): Use QI_REGNO_P.
12042 (ANY_QI_REG_P): Use GENERAL_REGNO_P and QI_REGNO_P.
12043 (HARD_REGNO_CALLER_SAVE_MODE): Use QI_REGNO_P.
12044 * config/i386/i386.c (ix86_hard_regno_mode_ok): Ditto.
12045 (x86_extended_QIreg_mentioned_p): Ditto. Also check if
12046 register is a general register.
12048 2012-08-03 Uros Bizjak <ubizjak@gmail.com>
12050 * config/i386/sync.md (*atomic_fetch_add_cmp<mode>): Use
12051 incdec_operand predicate to return INC or DEC insn mnemonic.
12052 Add %K operand modifier.
12053 (atomic_add<mode>): Use incdec_operand predicate to
12054 return INC or DEC insn mnemonic.
12055 (atomic_dec<mode>): Ditto.
12057 2012-08-03 Michael Matz <matz@suse.de>
12059 PR tree-optimization/54146
12060 * cfgexpand.c (add_scope_conflicts_1): Use bitmap_ior_into.
12061 (add_scope_conflicts): Iterate in RPO order.
12062 (add_stack_protection_conflicts): Iterate over the other triangle.
12063 (fini_vars_expansion): Clear stack_vars_sorted.
12065 2012-08-03 Marc Glisse <marc.glisse@inria.fr>
12067 PR tree-optimization/30318
12068 * double-int.c (mul_double_wide_with_sign): New function.
12069 (mul_double_with_sign): Call the new function.
12070 * double-int.h (mul_double_wide_with_sign): Declare the new function.
12071 * tree-vrp.c (extract_range_from_binary_expr_1) [MULT_EXPR]:
12072 Handle integer types that wrap on overflow.
12073 (quad_int_cmp): New helper function.
12074 (quad_int_pair_sort): Likewise.
12076 2012-08-03 Richard Guenther <rguenther@suse.de>
12078 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Query
12079 is_gimple_reg on the SSA name, not its variable.
12080 (vect_update_ivs_after_vectorizer): Likewise.
12081 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
12082 * tree-if-conv.c (if_convertible_phi_p): Likewise.
12083 (predicate_scalar_phi): Likewise.
12084 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
12085 (vect_analyze_scalar_cycles_1): Likewise.
12086 * tree-ssa-live.c (register_ssa_partition_check): Likewise.
12087 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
12088 * tree-ssa-reassoc.c (phi_rank): Likewise.
12089 * tree-parloops.c (separate_decls_in_region_name): Use
12090 replace_ssa_name_symbol.
12091 * tree-predcom.c (base_names_in_chain_on): Likewise.
12092 * matrix-reorg.c (update_type_size): Query the type of the SSA name,
12094 * gimple-ssa-strength-reduction.c (create_mul_ssa_cand): Likewise.
12095 (create_mul_imm_cand): Likewise.
12096 (create_add_ssa_cand): Likewise.
12097 (create_add_imm_cand): Likewise.
12098 (slsr_process_add): Likewise.
12099 * tree-inline.c (remap_ssa_name): Do not set the type of the
12101 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Clarify assert.
12102 Check for default def first.
12104 2012-08-04 Steven Bosscher <steven@gcc.gnu.org>
12106 * cfgrtl.c (print_rtl_with_bb): Do not print a newline between insns.
12108 * sched-vis.c (print_pattern): Handle SEQUENCE also.
12110 2012-08-02 Richard Henderson <rth@redhat.com>
12114 * function.h (struct rtl_data): Add max_dynamic_stack_alignment.
12115 * cfgexpand.c (gimple_expand_cfg): Initialise it.
12116 * explow.c (allocate_dynamic_stack_space): Set it. Simplify
12117 alignment requirements given the known alignment of dynamic_offset.
12118 * function.c (instantiate_virtual_regs): Align dtnamic_offset.
12120 2012-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
12122 * cfgexpand.c (expand_debug_locations): Encapsulate test for
12123 CONST_DOUBLE in macro.
12124 * combine.c (try_combine, gen_lowpart_for_combine): Ditto.
12125 * cprop.c (implicit_set_cond_p): Ditto.
12126 * cselib.c (rtx_equal_for_cselib_1): Ditto.
12127 * expmed.c (expand_mult): Ditto.
12128 * expr.c (convert_modes): Ditto.
12129 * ira-costs.c (record_reg_classes): Ditto.
12130 * ira-lives.c (single_reg_class): Ditto.
12131 * optabs.c (expand_copysign_absneg, expand_copysign): Ditto.
12132 * print-rtl.c (print_rtx): Ditto.
12133 * recog.c (simplify_while_replacing, const_double_operand)
12134 (asm_operand_ok, constrain_operands): Ditto.
12135 * reg-stack.c (subst_stack_regs_pat): Ditto.
12136 * reload.c (find_reloads, find_equiv_reg): Ditto.
12137 * rtlanal.c (replace_rtx): Remove test.
12138 * rtlanal.c (constant_pool_constant_p, split_double): Encapsulate
12139 test for CONST_DOUBLE in macro.
12140 * simplify-rtx.c (mode_signbit_p, avoid_constant_pool_reference)
12141 (simplify_unary_operation_1, simplify_const_unary_operation)
12142 (simplify_binary_operation_1, simplify_const_binary_operation)
12143 (simplify_relational_operation_1)
12144 (simplify_const_relational_operations)
12145 (implify_subreg): Ditto.
12146 * varasm.c (output_constant_pool_2): Ditto.
12147 * rtl.h (CONST_DOUBLE_AS_INT_P, CONST_DOUBLE_AS_FLOAT_P): New macros.
12148 * rtl.def (CONST_DOUBLE): Updated comments.
12150 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
12153 * config/mips/mips-protos.h (mips_strip_unspec_address): Declare.
12154 * config/mips/mips.c (mips_strip_unspec_address): Make extern.
12155 (mips16_rewrite_pool_constant): Make a copy of the pool constant
12156 before adding to a PC-relative table.
12157 (mips16_lay_out_constants): Add a SPLIT_P parameter.
12158 (mips16_load_branch_target, mips16_split_long_branches): New functions.
12159 (mips_reorg): Update call to mips16_lay_out_constants.
12160 Call mips16_split_long_branches.
12161 * config/mips/predicates.md (pc_or_label_operand): Delete.
12162 * config/mips/mips.md (length): Add a calculation for MIPS16 branches.
12163 Move the extended_mips16 handling further down.
12164 (*branch_equality<mode>_mips16): Replace use pc_or_label_operand
12165 with explicit label_ref and pc. Follow the usual operand numbering.
12166 (*branch_equality<mode>_mips16_inverted): New pattern.
12167 (*jump_mips16): Add length attribute.
12168 (indirect_jump_and_restore_<mode>): New pattern.
12169 (consttable_int): Call mips_strip_unspec_address on the operand.
12171 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
12173 * recog.c (split_insn): Copy the original SET_SRC before using
12176 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
12178 * reorg.c (dbr_schedule): Delete REG_BR_PRED loop.
12180 2012-08-02 Marc Glisse <marc.glisse@inria.fr>
12182 PR tree-optimization/53805
12183 * fold-const.c (invert_tree_comparison): Invert ORDERED_EXPR and
12184 UNORDERED_EXPR even for trapping floating point.
12186 2012-08-02 H.J. Lu <hongjiu.lu@intel.com>
12188 PR middle-end/53321
12189 PR middle-end/53865
12190 * ipa-inline-analysis.c (inline_free_summary): Return if
12191 inline_edge_summary_vec is NULL.
12193 * ipa-split.c (execute_split_functions): Check if a function
12194 is inlinable only if inline_edge_summary_vec != NULL.
12196 * ipa.c (symtab_remove_unreachable_nodes): Restore
12197 cgraph_propagate_frequency call when something was changed.
12198 (free_inline_summary): New function.
12199 (pass_ipa_free_inline_summary): New pass.
12201 * passes.c (init_optimization_passes): Add
12202 pass_ipa_free_inline_summary before pass_ipa_tree_profile.
12204 * timevar.def (TV_IPA_FREE_INLINE_SUMMARY): New.
12206 * tree-pass.h (pass_ipa_free_inline_summary): New.
12208 2012-08-02 Richard Earnshaw <rearnsha@arm.com>
12210 * arm.c (arm_gen_constant): Use UBFX for some AND operations when
12213 2012-08-02 Richard Guenther <rguenther@suse.de>
12215 * tree-into-ssa.c (struct common_info_d): New struct.
12216 (struct var_info_d, struct ssa_name_info): Use it.
12217 (get_ssa_name_ann): Adjust.
12218 (get_phi_state, set_phi_state): Remove.
12219 (get_common_info): New function.
12220 (get_current_def, set_current_def): Adjust.
12221 (get_def_blocks_for): Take a common info as param.
12222 (set_def_block): Call get_common_info once.
12223 (set_livein_block): Likewise.
12224 (find_def_blocks_for): Adjust.
12225 (insert_phi_nodes): Likewise.
12226 (register_new_def): Call get_common_info once.
12227 (get_reaching_def): Likewise.
12228 (rewrite_debug_stmt_uses): Likewise.
12229 (rewrite_leave_block): Likewise.
12230 (dump_currdefs): Likewise.
12231 (debug_var_infos_r): Adjust.
12232 (register_new_update_single): Call get_common_info once.
12233 (maybe_replace_use_in_debug_stmt): Likewise.
12234 (rewrite_update_leave_block): Likewise.
12235 (mark_use_interesting): Adjust.
12236 (create_new_def_for): Likewise.
12237 (update_ssa): Likewise.
12239 2012-08-02 Michael Matz <matz@suse.de>
12241 * tree-ssa-live.c (set_is_used): Return a bool.
12242 (mark_all_vars_used): Don't take data argument.
12243 (mark_all_vars_used_1): Adjust calls to above, merge handling
12244 of local and global vars.
12245 (remove_unused_scope_block_p): Don't take global_unused_vars,
12246 merge handling of local and global vars.
12247 (remove_unused_locals): Don't allocate/fill/pass global_unused_vars,
12248 use is_used_p for local and global vars.
12250 2012-08-02 Richard Guenther <rguenther@suse.de>
12252 * tree-flow.h (make_rename_temp): Remove.
12253 * tree-dfa.c (make_rename_temp): Likewise.
12254 * cgraphunit.c (thunk_adjust, assemble_thunk): Use create_tmp_reg
12255 instead of make_rename_temp.
12256 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
12257 expand_omp_atomic_pipeline): Likewise.
12258 * trans-mem.c (tm_log_emit_save_or_restores, build_tm_load,
12259 build_tm_store, expand_call_tm, expand_transaction,
12260 ipa_tm_insert_gettmclone_call): Likewise.
12261 * tree-complex.c (expand_complex_div_wide): Likewise.
12262 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12264 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set, execute_sm):
12266 * tree-ssa-math-opts.c (insert_reciprocals): Likewise.
12267 * value-prof.c (gimple_divmod_fixed_value, gimple_mod_pow2,
12268 gimple_mod_subtract): Likewise.
12270 2012-08-02 Richard Guenther <rguenther@suse.de>
12272 * tree-flow.h (set_default_def): Rename to ...
12273 (set_ssa_default_def): ... this. Take a struct function argument.
12274 (gimple_default_def): Rename to ...
12275 (ssa_default_def): ... this.
12276 (get_or_create_ssa_default_def): New function.
12277 * tree-dfa.c: Likewise.
12278 (dump_variable): Adjust.
12279 * ipa-prop.c (ipa_analyze_params_uses): Adjust, properly check
12280 for used parameters.
12281 * ipa-split.c (consider_split): Adjust, avoid repeated default-def
12283 (split_function): Likewise.
12284 * lto-streamer-in.c (input_ssa_names): Adjust.
12285 * omp-low.c (expand_omp_taskreg): Likewise.
12286 * tree-cfg.c (replace_ssa_name): Adjust, no need to push/pop cfun.
12287 * tree-complex.c (init_parameter_lattice_values): Adjust.
12288 (get_component_ssa_name): Likewise.
12289 (update_parameter_components): Likewise.
12290 * tree-inline.c (remap_ssa_name): Likewise.
12291 (setup_one_parameter): Likewise.
12292 (initialize_inlined_parameters): Likewise.
12293 (declare_return_variable): Likewise.
12294 (expand_call_inline): Likewise.
12295 (tree_function_versioning): Likewise.
12296 * tree-into-ssa.c (get_default_def_for): Remove.
12297 (get_reaching_def): Use get_or_create_ssa_default_def instead.
12298 * tree-predcom.c (replace_ref_with): Adjust.
12299 * tree-sra.c (get_repl_default_def_ssa_name): Likewise.
12300 (is_unused_scalar_param): Likewise.
12301 (ptr_parm_has_direct_uses): Likewise.
12302 (sra_ipa_reset_debug_stmts): Likewise.
12303 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust.
12304 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
12305 * tree-ssa-live.c (verify_live_on_entry): Likewise.
12306 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise,
12307 avoid repeated default def lookups.
12308 * tree-ssa-sccvn.c (run_scc_vn): Likewise.
12309 * tree-tailcall.c (arg_needs_copy_p): Adjust.
12310 (tree_optimize_tail_calls_1): Likewise.
12312 2012-08-02 Richard Guenther <rguenther@suse.de>
12314 PR tree-optimization/50672
12316 2012-08-01 Richard Guenther <rguenther@suse.de>
12318 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
12319 (replace_block_by): Adjust.
12321 2012-08-02 Richard Guenther <rguenther@suse.de>
12323 * tree-dfa.c (referenced_var_lookup): Remove.
12324 (find_referenced_vars): Remove.
12325 (pass_referenced_vars): Likewise.
12326 (make_rename_temp): Do not add referenced vars.
12327 (dump_referenced_vars): Remove.
12328 (debug_referenced_vars): Likewise.
12329 (dump_dfa_stats): Do not dump referenced var stats.
12330 (find_vars_r): Remove.
12331 (find_referenced_vars_in): Likewise.
12332 (referenced_var_check_and_insert): Likewise.
12333 (add_referenced_var_1): Likewise.
12334 (remove_referenced_var): Likewise.
12335 * tree-flow.h (referenced_var_lookup): Likewise.
12336 (struct gimple_df): Remove referenced_vars member.
12337 (typedef referenced_var_iterator): Remove.
12338 (FOR_EACH_REFERENCED_VAR): Likewise.
12339 (num_referenced_vars): Likewise.
12340 (debug_referenced_vars, dump_referenced_vars): Likewise.
12341 (add_referenced_var_1, add_referenced_var): Likewise.
12342 (remove_referenced_var): Likewise.
12343 (find_referenced_vars_in): Likewise.
12344 * tree-flow-inline.h (gimple_referenced_vars): Remove.
12345 (first_referenced_var): Likewise.
12346 (end_referenced_vars_p): Likewise.
12347 (next_referenced_var): Likewise.
12348 * cfgexpand.c (update_alias_info_with_stack_vars): Remove assert.
12349 * gimple-pretty-print.c (pp_points_to_solution): Dump UIDs
12351 * tree-into-ssa.c (dump_decl_set): Likewise.
12352 (pass_build_ssa): Do not require PROP_referenced_vars.
12353 * tree-ssa.c (target_for_debug_bind): Virtual operands are
12354 not suitable, but all register type vars are.
12355 (init_tree_ssa): Do not allocate referenced vars.
12356 (delete_tree_ssa): Do not free referenced vars.
12357 * cgraphunit.c (init_lowered_empty_function): Do not set
12358 PROP_referenced_vars.
12359 (assemble_thunk): Do not add referenced vars.
12360 * gimple-fold.c (canonicalize_constructor_val): Likewise.
12361 (gimplify_and_update_call_from_tree): Likewise.
12362 * gimple-streamer-in.c (input_bb): Likewise.
12363 * passes.c (init_optimization_passes): Do not run
12364 pass_referenced_vars.
12365 (dump_properties): Do not dump PROP_referenced_vars.
12366 * tree-inline.c (remap_decl): Do not add referenced vars.
12367 (remap_gimple_op_r): Likewise.
12368 (copy_tree_body_r): Likewise.
12369 (copy_bb): Likewise.
12370 (setup_one_parameter): Likewise.
12371 (declare_return_variable): Likewise.
12372 (copy_decl_for_dup_finish): Likewise.
12373 (copy_arguments_for_versioning): Likewise.
12374 (tree_function_versioning): Likewise.
12375 * tree-pass.h (PROP_referenced_vars): Remove.
12376 (pass_referenced_vars): Likewise.
12377 * tree-profile.c (gimple_gen_edge_profiler): Do not add
12379 (gimple_gen_interval_profiler): Likewise.
12380 (gimple_gen_pow2_profiler): Likewise.
12381 (gimple_gen_one_value_profiler): Likewise.
12382 (gimple_gen_ic_profiler): Likewise.
12383 (gimple_gen_average_profiler): Likewise.
12384 (gimple_gen_ior_profiler): Likewise.
12385 * tree-ssa-live.c (remove_unused_locals): Do not touch referenced vars.
12386 * tree-cfg.c (replace_ssa_name): Do not add referenced vars.
12387 (move_stmt_op): Likewise.
12388 * tree-ssa-operands.c (create_vop_var): Likewise.
12389 * gimple-low.c (record_vars_into): Likewise.
12390 * gimplify.c (gimple_regimplify_operands): Likewise.
12391 (force_gimple_operand_1): Likewise.
12392 * omp-low.c (expand_omp_for_generic): Likewise.
12393 (expand_omp_for_static_chunk): Likewise.
12394 (expand_omp_atomic_pipeline): Likewise.
12395 * graphite-clast-to-gimple.c (graphite_create_new_loop): Likewise.
12396 (translate_clast_assignment): Likewise.
12397 * graphite-sese-to-poly.c (create_zero_dim_array): Likewise.
12398 (handle_scalar_deps_crossing_scop_limits): Likewise.
12399 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
12400 * ipa-split.c (split_function): Likewise.
12401 * matrix-reorg.c (transform_access_sites): Likewise.
12402 * trans-mem.c (tm_log_add): Likewise.
12403 (ipa_tm_insert_gettmclone_call): Likewise.
12404 * tree-complex.c (create_one_component_var): Likewise.
12405 * tree-if-conv.c (ifc_temp_var): Likewise.
12406 * tree-parloops.c (take_address_of): Likewise.
12407 (initialize_reductions): Likewise.
12408 (separate_decls_in_region_name): Likewise.
12409 (create_call_for_reduction_1): Likewise.
12410 (separate_decls_in_region): Likewise.
12411 * tree-predcom.c (predcom_tmp_var): Likewise.
12412 (reassociate_to_the_same_stmt): Likewise.
12413 * tree-sra.c (build_ref_for_offset): Likewise.
12414 (create_access_replacement): Likewise.
12415 (get_replaced_param_substitute): Likewise.
12416 (sra_ipa_reset_debug_stmts): Likewise.
12417 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
12418 (rewrite_bittest): Likewise.
12419 * tree-ssa-loop-ivopts.c (create_new_iv): Likewise.
12420 * tree-ssa-loop-manip.c (create_iv): Likewise.
12421 (tree_transform_and_unroll_loop): Likewise.
12422 * tree-ssa-math-opts.c (powi_as_mults): Likewise.
12423 (build_and_insert_call): Likewise.
12424 (gimple_expand_builtin_cabs): Likewise.
12425 (execute_optimize_bswap): Likewise.
12426 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12427 (abs_replacement): Likewise.
12428 (cond_store_replacement): Likewise.
12429 (cond_if_else_store_replacement_1): Likewise.
12430 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
12431 * tree-ssa-pre.c (get_representative_for): Likewise.
12432 (create_expression_by_pieces): Likewise.
12433 (insert_into_preds_of_block): Likewise.
12434 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
12435 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
12436 (eliminate_redundant_comparison): Likewise.
12437 (rewrite_expr_tree_parallel): Likewise.
12438 (get_reassoc_pow_ssa_name): Likewise.
12439 * tree-ssa-strlen.c (get_string_length): Likewise.
12440 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
12441 (build_arrays): Likewise.
12442 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
12443 (create_tailcall_accumulator): Likewise.
12444 * tree-vect-data-refs.c (vect_get_new_vect_var): Likewise.
12445 (vect_create_addr_base_for_vector_ref): Likewise.
12446 (vect_permute_store_chain): Likewise.
12447 (vect_permute_load_chain): Likewise.
12448 * tree-vect-generic.c (expand_vector_divmod): Likewise.
12449 * tree-vect-loop-manip.c (set_prologue_iterations): Likewise.
12450 (vect_build_loop_niters): Likewise.
12451 (vect_generate_tmps_on_preheader): Likewise.
12452 (vect_update_ivs_after_vectorizer): Likewise.
12453 (vect_gen_niters_for_prolog_loop): Likewise.
12454 (vect_do_peeling_for_alignment): Likewise.
12455 (vect_create_cond_for_align_checks): Likewise.
12456 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
12457 (vect_handle_widen_op_by_const): Likewise.
12458 (vect_operation_fits_smaller_type): Likewise.
12459 (vect_recog_over_widening_pattern): Likewise.
12460 * tree-vect-stmts.c (vect_init_vector): Likewise.
12462 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
12465 * valtrack.c (dead_debug_insert_temp): Use cleanup_auto_inc_dec.
12467 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
12470 * valtrack.c (cleanup_auto_inc_dec): Implement unconditionally,
12471 falling back to copy_rtx on non-autoinc machines.
12472 (propagate_for_debug_subst): Always use cleanup_auto_inc_dec.
12474 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
12477 * valtrack.h, valtrack.c: New.
12478 * Makefile.in (VALTRACK_H): New.
12479 (OBJS): Add valtrack.o.
12481 (cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
12482 * combine.c: Include valtrack.h.
12483 (make_compound_operation): Publish.
12484 (cleanup_auto_inc_dec): Move to valtrack.c.
12485 (struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
12486 (propagate_for_debug): Likewise. Add this_basic_block parameter.
12487 Adjust all callers.
12488 * cselib.c: Include valtrack.h.
12490 * df-problems.c: Likewise.
12491 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
12492 (dead_debug_finish, dead_debug_add): Likewise.
12493 (dead_debug_insert_temp): Likewise.
12494 * df.h (struct dead_debug_use): Move to valtrack.h.
12495 (struct dead_debug, enum debug_temp_where): Likewise.
12496 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
12497 (dead_debug_finish, dead_debug_add): Likewise.
12498 (dead_debug_insert_temp): Likewise.
12499 * rtl.h (make_compound_operation): Declare.
12501 2012-08-01 Catherine Moore <clm@codesourcery.com>
12502 Sandra Loosemore <sandra@codesourcery.com>
12504 * config/mips/mips-cpus.def (34kn): New.
12505 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
12506 (BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
12507 * config/mips/mips-tables.opt: Regenerate.
12508 * doc/invoke.texi (MIPS Options): Document -march=34kn.
12510 2012-08-01 Richard Henderson <rth@redhat.com>
12512 * expmed.h (NUM_MODE_PARTIAL_INT): New.
12513 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
12514 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
12515 (struct expmed_op_costs): Likewise.
12516 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
12517 (expmed_mode_index): New.
12518 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
12519 (convert_cost_ptr): Likewise.
12520 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
12521 (init_expmed_one_conv): Split out from ...
12522 (init_expmed_one_mode): ... here. Iterate conversions over
12523 partial integer modes too.
12524 (init_expmed): Iterate over partial integer modes too.
12526 2012-08-01 Richard Henderson <rth@redhat.com>
12528 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
12529 (m32c_init_libfuncs): Remove.
12530 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
12531 (cstore<QHPSI>4): New expander.
12533 2012-08-01 Richard Guenther <rguenther@suse.de>
12535 * tree-flow-inline.h (referenced_var): Remove.
12536 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
12538 * tree-sra.c (candidates): New global hashtable.
12539 (candidate): New function.
12540 (sra_initialize): Initialize candidates.
12541 (sra_deinitialize): Free candidates.
12542 (disqualify_candidate): Remove candidate from candidates.
12543 (maybe_add_sra_candidate): New function.
12544 (find_var_candidates): Walk over all local decls and parameters,
12545 add candidates to candidates hashtable.
12546 (find_param_candidates): Add candidates to candidates hashtable.
12547 (analyze_all_variable_accesses): Use candidate instead of
12550 2012-08-01 Tom de Vries <tom@codesourcery.com>
12552 * tree-vrp.c (find_case_label_ranges): New function.
12553 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
12554 find_case_label_ranges instead of find_case_label_range. Handle second
12557 2012-08-01 Michael Matz <matz@suse.de>
12559 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
12560 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
12561 (dump_dfa_stats): Don't dump stats about var anns.
12562 (collect_dfa_stats): Don't collect them.
12563 (add_referenced_var_1): Don't set var annotation pointers.
12564 (remove_referenced_var): Ditto, and only remove it it's in the
12567 * tree-flow-inline.h (var_ann): Remove.
12568 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
12570 * tree-inline.c (remapped_type): Remove.
12571 (can_be_nonlocal): Most variable will be considered live here,
12572 return false earlier.
12573 (remap_decls): Don't call var_ann, all variables will be considered
12575 (copy_debug_stmt): Ditto, and use is_global_var.
12577 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
12578 determine if a variable was referred to, not var_ann.
12579 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
12580 (remove_unused_locals): Ditto.
12581 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
12582 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
12583 * tree.c (copy_node_stat): Don't clear var ann pointer.
12584 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
12586 (DECL_VAR_ANN_PTR): Remove.
12588 2012-08-01 Michael Matz <matz@suse.de>
12590 * tree-flow.h (struct var_ann_d): Rename used member.
12591 (set_is_used): Don't declare.
12592 * tree-flow-inline.h (clear_is_used): Remove.
12593 (set_is_used, is_used_p): Move to ...
12594 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
12595 on the side bitmap.
12596 (usedvars): New bitmap.
12597 (dump_scope_block): Don't dump unusedness.
12598 (remove_unused_locals): Allocate and free usedvars.
12599 * tree-nrv.c (tree_nrv): Don't clear used flags here.
12601 2012-08-01 Michael Matz <matz@suse.de>
12603 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
12604 base_index members.
12605 * tree-ssa-live.h (struct _var_map): Remove basevars member.
12606 (VAR_ANN_BASE_INDEX): Remove.
12607 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
12608 of var annotation to compress index space. Don't deal with above
12610 (var_map_base_fini): Don't free basevars.
12611 (init_var_map): Don't clear basevars.
12613 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
12615 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
12616 base_name to base_expr.
12617 (struct cand_chain_d): Likewise.
12618 (base_cand_hash): Likewise.
12619 (base_cand_eq): Likewise.
12620 (record_potential_basis): Likewise.
12621 (alloc_cand_and_find_basis): Likewise.
12622 (create_mul_ssa_cand): Likewise.
12623 (create_mul_imm_cand): Likewise.
12624 (create_add_ssa_cand): Likewise.
12625 (create_add_imm_cand): Likewise.
12626 (slsr_process_cast): Likewise.
12627 (slsr_process_copy): Likewise.
12628 (dump_candidate): Likewise.
12629 (base_cand_dump_callback): Likewise.
12630 (unconditional_cands_with_known_stride_p): Likewise.
12631 (cand_increment): Likewise.
12633 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
12635 PR tree-optimization/46556
12636 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
12637 (base_cand_map): Change to hash table.
12638 (base_cand_hash): New function.
12639 (base_cand_free): Likewise.
12640 (base_cand_eq): Likewise.
12641 (lookup_cand): Change base_cand_map to hash table.
12642 (find_basis_for_candidate): Likewise.
12643 (base_cand_from_table): Exclude CAND_REF.
12644 (restructure_reference): New function.
12645 (slsr_process_ref): Likewise.
12646 (find_candidates_in_block): Call slsr_process_ref.
12647 (dump_candidate): Handle CAND_REF.
12648 (base_cand_dump_callback): New function.
12649 (dump_cand_chains): Change base_cand_map to hash table.
12650 (replace_ref): New function.
12651 (replace_refs): Likewise.
12652 (analyze_candidates_and_replace): Call replace_refs.
12653 (execute_strength_reduction): Change base_cand_map to hash table.
12655 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
12657 * config/i386/i386.c (ix86_address_subreg_operand): Reject
12659 (ix86_print_operand_address): Assert that parts.base and parts.index
12660 are non-NULL after call to simplify_subreg.
12662 2012-08-01 Richard Guenther <rguenther@suse.de>
12664 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
12666 2012-08-01 Richard Guenther <rguenther@suse.de>
12668 * graphite-clast-to-gimple.c (translate_clast_user): Rename
12670 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
12672 * tree-call-cdce.c (tree_call_cdce): Use
12673 mark_virtual_operands_for_renaming.
12674 * tree-eh.c (sink_clobbers): Simplify.
12675 * tree-flow.h (mark_sym_for_renaming): Remove.
12676 (mark_virtual_operands_for_renaming): New function.
12677 * tree-if-conv.c (tree_if_conversion): Use
12678 mark_virtual_operands_for_renaming.
12679 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
12680 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
12681 (mark_virtual_operands_for_renaming): New function.
12682 * tree-loop-distribution.c (tree_loop_distribution): Use
12683 mark_virtual_operands_for_renaming.
12684 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
12685 update stmts, use mark_virtual_operands_for_renaming.
12686 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
12687 (replace_block_by): Adjust.
12688 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
12689 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
12690 mark_virtual_operands_for_renaming.
12691 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
12692 * tree-vectorizer.c (vectorize_loops): Likewise.
12694 2012-08-01 Richard Guenther <rguenther@suse.de>
12696 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
12697 add ssa_renaming_needed and rename_vops flags.
12698 (SYMS_TO_RENAME): Remove.
12699 (symbol_marked_for_renaming): Likewise.
12700 (mark_virtual_ops_for_renaming): Likewise.
12701 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
12703 (mark_for_renaming, marked_for_renaming): New functions.
12704 (symbol_marked_for_renaming): Remove.
12705 (dump_currdefs): Adjust.
12706 (maybe_replace_use): Likewise.
12707 (maybe_replace_use_in_debug_stmt): Likewise.
12708 (maybe_register_def): Likewise.
12709 (rewrite_update_phi_arguments): Likewise.
12710 (rewrite_update_enter_block): Likewise.
12711 (fini_ssa_renamer): Clear update SSA status here ...
12712 (delete_update_ssa): ... not here. Free rename set.
12713 (prepare_block_for_update): Compute which decls need renaming.
12714 (dump_update_ssa): Adjust.
12715 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
12716 (need_ssa_update_p): Adjust.
12717 (insert_updated_phi_nodes_for): Likewise.
12718 (update_ssa): Likewise.
12719 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
12720 for virtual and real operands.
12721 (finalize_ssa_uses): Likewise.
12722 * tree-ssanames.c (init_ssanames): Adjust.
12723 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
12724 execute_update_addresses_taken): Add bitmap to keep track of which
12725 candidates are suitable for rewriting and later renaming by SSA update.
12726 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
12727 * tree-dfa.c (make_rename_temp): Do not mark real operands for
12729 * cgraphunit.c (assemble_thunk): Likewise.
12730 * gimplify.c (gimple_regimplify_operands): Likewise.
12731 (force_gimple_operand_1): Likewise.
12732 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
12733 * tree-inline.c (declare_return_variable): Likewise.
12734 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
12735 mark_virtual_ops_for_renaming.
12736 (create_stores_for_reduction): Likewise.
12737 (create_loads_and_stores_for_name): Likewise.
12738 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
12739 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
12740 (execute_load_motion): Likewise.
12741 (remove_stmt): Likewise.
12742 (execute_pred_commoning_chain): Likewise.
12743 * tree-sra.c (create_access_replacement): Do not rename real operands.
12744 (get_unrenamed_access_replacement): Unify with ...
12745 (get_access_replacement): ... this.
12746 (get_repl_default_def_ssa_name): Adjust.
12747 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
12749 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
12750 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
12752 2012-07-31 DJ Delorie <dj@redhat.com>
12754 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
12755 extensions for TPF, unless specifically selected.
12757 2012-08-01 Alan Modra <amodra@gmail.com>
12760 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
12761 of lo_sum offsets. Comment. Assert mode at least word size
12762 rather than bypassing powerpc64 word offset check.
12764 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
12766 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
12767 costs for vec_perm and vec_promote_demote down to more natural values.
12768 (struct _rs6000_cost_data): New data structure.
12769 (rs6000_density_test): New function.
12770 (rs6000_init_cost): Change to use rs6000_cost_data.
12771 (rs6000_add_stmt_cost): Likewise.
12772 (rs6000_finish_cost): Perform density test when vectorizing a loop.
12774 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
12776 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
12777 of RTX_UNARY function-like operations. Print unknown expression
12778 RTX classes as pseudo-functions.
12779 (print_pattern): Simplify return pattern printing.
12780 (dump_insn_slim): Print the value of notes as a pattern for proper
12781 printing of CFA notes.
12783 2012-07-31 Dehao Chen <dehao@google.com>
12785 * predict.c (tree_estimate_probability_driver): Normalize the
12786 loop when initializing the loop optimizer.
12788 2012-07-31 Richard Guenther <rguenther@suse.de>
12790 * tree-flow.h (struct var_ann_d): Remove need_phi_state
12791 and current_def members.
12792 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
12793 (def_blocks): Remove.
12794 (struct var_info_d): New.
12795 (var_infos): New hashtable.
12796 (struct ssa_name_info): Add def_blocks member.
12797 (get_ssa_name_ann): Adjust.
12798 (get_var_info): New function.
12799 (get_phi_state, set_phi_state, get_current_def,
12800 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
12801 (insert_phi_nodes_compare_def_blocks): Rename to ...
12802 (insert_phi_nodes_compare_var_infos): ... this and adjust.
12803 (insert_phi_nodes): Adjust.
12804 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
12805 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
12806 (debug_def_blocks_r): Rename to ...
12807 (debug_var_infos_r): ... this and adjust.
12808 (var_info_hash): New function.
12809 (var_info_eq): Likewise.
12810 (rewrite_blocks): Adjust.
12811 (init_ssa_renamer): Likewise.
12812 (fini_ssa_renamer): Likewise.
12813 (delete_update_ssa): Likewise.
12814 (update_ssa): Likewise.
12815 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
12817 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
12819 PR tree-optimization/53773
12820 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
12821 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
12822 * tree-vect-loop.c (new_loop_vec_info): Initialize
12823 LOOP_VINFO_OPERANDS_SWAPPED field.
12824 (destroy_loop_vec_info): Restore canonical form.
12825 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
12826 (vect_is_simple_reduction_1): Likewise.
12828 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
12830 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
12831 start of each new line.
12832 * final.c (final_scan_insn): If the final dump is requested as
12833 slim RTL, dump slim RTL to the assembly file also.
12835 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
12839 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
12842 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
12844 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
12845 only if producer writes to the register given by regno.
12847 2012-07-31 Nick Clifton <nickc@redhat.com>
12849 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
12850 support for reporting stack usage.
12852 * config/frv/frv.c (QUAD): Fix typo.
12853 (frv_expand_prologue): Report stack usage.
12855 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
12858 * gengtype.c (struct walk_type_data): Add have_this_obj field.
12859 (walk_type): For functions that take a this_obj argument and
12860 that process fields with a GTY((length)) argument, write the
12861 test that write_types_local_process_field will write also at the
12862 head of the loop, effectively unswitching the loop.
12863 (write_func_for_structure, write_local_func_for_structure): Clear
12864 have_this_obj before calling walk_type.
12865 (write_local_func_for_structure): Set have_this_obj before walk_type.
12866 (write_array): Set have_this_obj for output of local pointer walking
12867 functions but not for marker functions.
12868 (write_types_local_process_field): Assert have_this_obj is set.
12870 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
12873 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
12876 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12877 * targhooks.c (default_mode_dependent_address_p): Delete code
12878 for GO_IF_MODE_DEPENDENT_ADDRESS.
12879 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
12880 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
12881 * doc/tm.texi: Regenerate.
12882 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
12883 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
12885 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12886 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12887 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12888 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
12889 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12890 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
12892 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12894 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
12896 * expmed.h (NUM_MODE_VECTOR_INT): Define.
12897 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
12898 (struct target_expmed): Convert x_mul_highpart_cost and
12899 x_mul_widen_cost fields to be indexed by integer modes.
12900 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
12901 of type struct expmed_op_cheap. Convert other cost fields to be
12902 of type struct_expmed_op_costs.
12903 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
12904 indexing of respective fields.
12905 (expmed_op_cheap_ptr): New function.
12906 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
12907 (expmed_op_cost_ptr): New function.
12908 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
12909 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
12910 sdiv_cost_ptr, udiv_cost_ptr): Call it.
12912 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
12913 Julian Brown <julian@codesourcery.com>
12915 * doc/invoke.texi (MIPS Options): Document -mno-float.
12916 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
12919 2012-07-30 Joseph Myers <joseph@codesourcery.com>
12921 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
12923 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12925 PR middle-end/53823
12926 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
12927 for special cases. Don't initialize coeff and is_neg.
12929 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
12930 Richard Earnshaw <rearnsha@arm.com>
12932 * target.def (vector_alignment): New target hook.
12933 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
12934 * doc/tm.texi: Regenerate.
12935 * targhooks.c (default_vector_alignment): New function.
12936 * targhooks.h (default_vector_alignment): Add prototype.
12937 * stor-layout.c (layout_type): Use targetm.vector_alignment.
12938 * config/arm/arm.c (arm_vector_alignment): New function.
12939 (TARGET_VECTOR_ALIGNMENT): Define.
12941 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
12942 vector type alignment instead of size.
12943 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
12944 element type size directly instead of computing it from alignment.
12945 Fix variable naming and comment.
12947 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
12948 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
12950 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
12951 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
12952 (ix86_handle_option): Handle mrdseed option.
12953 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
12954 (x86_64-*-*): Likewise.
12955 * config/i386/prfchwintrin.h: New header.
12956 * config/i386/cpuid.h (bit_RDSEED): New.
12957 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
12959 * config/i386/i386-c.c: Define __RDSEED__ if needed.
12960 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
12962 (ix86_option_override_internal): Handle new option.
12963 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
12964 (ix86_builtins): Add enum entries for RDSEED* builtins.
12965 (ix86_init_mmx_sse_builtins): Define new builtins.
12966 (ix86_expand_builtin): Expand RDSEED* builtins.
12967 * config/i386/i386.h (TARGET_RDSEED): New.
12968 * config/i386/i386.md (rdseed<mode>_1): New.
12969 * config/i386/i386.opt (mrdseed): New.
12970 * config/i386/x86intrin.h: Include rdseedintrin.h.
12972 2012-07-30 Richard Guenther <rguenther@suse.de>
12974 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
12975 (rewrite_stmt): Likewise.
12976 (rewrite_enter_block): Likewise.
12977 (pass_build_ssa): Do not update virtual SSA form during TODO.
12978 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
12979 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
12981 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
12984 * config/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
12987 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
12990 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
12991 Use t_reg_operand predicate. Add split for negated case.
12992 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
12993 * config/sh/sh.c (expand_ashiftrt): Likewise.
12995 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
12998 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
12999 of trying to emit ashlsi3_n.
13001 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13002 Steven Bosscher <steven@gcc.gnu.org>
13004 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
13005 option applications and option being applied to arrays of atomic types.
13006 (walk_type): Allow "atomic" option on strings too.
13007 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
13008 for the array field.
13009 * vec.h: Describe the atomic object "A" type of the macros in
13010 the header comment.
13011 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
13012 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
13013 * doc/gty.texi: Clarify that GTY option "length" is only for
13014 arrays of non-atomic objects. Fix typo in the description of the
13017 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
13019 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
13020 zero-extended addresses. Return false if the address has less
13021 than two components.
13022 (ix86_split_lea_for_addr): Unconditionally convert target and
13023 all address operands to requested mode.
13024 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
13025 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
13027 (zero-extended add splitter): New splitter to conditionally split
13028 non-destructive adds.
13029 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
13031 2012-07-28 Alan Modra <amodra@gmail.com>
13034 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
13035 multi-gpr reload to cases where predicate passes. Do the same for
13036 64-bit multi-gpr reload.
13038 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
13040 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
13041 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
13042 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
13043 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
13044 macro definitions and re-purpose as inline functions.
13045 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
13046 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
13047 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
13048 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
13049 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
13050 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
13051 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
13052 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
13053 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
13055 (convert_cost_ptr): New function, split out from...
13056 (set_convert_cost, convert_cost): ...here.
13057 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
13058 * gimple-ssa-strength-reduction.c: Likewise.
13060 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
13062 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
13063 diagnostic_initialize.
13065 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
13068 * config/sh/sh.c (shiftcosts): Remove case where first operand
13069 is a const_int. Move COSTS_N_INSNS usage into caller ...
13070 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
13071 calculated instead of MAX_COST.
13073 2012-07-27 Richard Guenther <rguenther@suse.de>
13075 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
13076 check whether SSA form is not up-to-date.
13077 * tree-flow.h (name_mappings_registered_p): Remove.
13078 * tree-into-ssa.c (struct repl_map_d): Remove.
13079 (repl_tbl): Likewise.
13080 (struct ssa_name_info): Add repl_set member.
13081 (update_ssa_obstack): New static global.
13082 (get_ssa_name_ann): Initialize repl_set.
13083 (clear_ssa_name_info): Assert age did not wrap.
13084 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
13085 (names_replaced_by): Adjust.
13086 (add_to_repl_tbl): Likewise.
13087 (dump_tree_ssa_stats): Likewise.
13088 (init_update_ssa): Initialize update_ssa_obstack.
13089 (delete_update_ssa): Free update_ssa_obstack.
13090 (name_mappings_registered_p): Remove.
13091 (update_ssa): Adjust.
13093 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
13095 * config/rs6000/constraints.md: Delete "q" constraint.
13096 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
13097 Delete the "q" alternative.
13098 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
13099 * config/rs6000/rs6000.c (rs6000_debug_reg_global)
13100 (rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
13101 adjust to MQ_REGNO removal.
13102 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
13104 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
13105 (enum reg_class): Adjust comment. Delete MQ_REGS.
13106 (REG_CLASS_CONTENTS): Adjust.
13107 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
13108 * config/rs6000/rs6000.md: Delete MQ_REGNO.
13109 (movsi_internal1, movsi_internal1_single, movhi_internal,
13110 movqi_internal, movcc_internal1, movsf_hardfloat,
13111 movsf_softfloat): Delete the "q" alternative.
13112 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
13113 ctr<mode>_internal6): Delete "q" constraint.
13115 2012-07-27 Richard Guenther <rguenther@suse.de>
13117 * tree-into-ssa.c (def_blocks_p): New typedef.
13118 (insert_phi_nodes_compare_def_blocks): New function.
13119 (insert_phi_nodes): Do not walk over referenced vars, instead
13120 walk over recorded def_blocks, record relevant ones and sort
13121 them to avoid repeated hashtable lookups.
13123 2012-07-27 Richard Guenther <rguenther@suse.de>
13125 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
13126 Remove param documentation.
13127 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
13128 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
13129 * tree-flow.h (mark_set_for_renaming): Remove.
13130 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
13131 (add_new_name_mapping): Remove bookkeeping code.
13132 (dump_update_ssa): Remove stats dumping code.
13133 (init_update_ssa): Remove stats allocation code.
13134 (delete_update_ssa): Remove stats freeing code.
13135 (mark_set_for_renaming): Remove.
13136 (switch_virtuals_to_full_rewrite_p): Likewise.
13137 (switch_virtuals_to_full_rewrite): Likewise.
13138 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
13140 2012-07-27 Marek Polacek <polacek@redhat.com>
13142 * cgraphunit.c: Rename varpool_finalize_variable to
13143 varpool_finalize_decl in a comment.
13145 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
13147 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
13148 Delete code for -mno-power, -mpower, and -mpower2.
13149 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
13150 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
13152 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
13153 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
13154 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
13156 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
13157 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
13158 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
13160 (TARGET_POWER): Delete.
13161 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
13162 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
13164 (TARGET_POWER): Delete.
13165 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
13166 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
13168 (TARGET_POWER): Delete.
13169 * config/rs6000/darwin.h (TARGET_POWER): Delete.
13170 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
13171 support for -mpower, -mpower2, and -mno-power.
13172 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
13174 (rs6000_cpu_cpp_builtins): Likewise.
13175 * config/rs6000/rs6000-cpus.def: Likewise.
13176 * config/rs6000/rs6000-tables.opt: Regenerate.
13177 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
13178 (rs6000_option_override_internal): Adjust.
13179 (rs6000_conditional_register_usage): Adjust.
13180 (rs6000_emit_move): Adjust.
13181 (rs6000_common_init_builtins): Adjust.
13182 (rs6000_init_libfuncs): Adjust.
13183 (rs6000_output_function_prologue): Adjust.
13184 (rs6000_adjust_cost): Adjust.
13185 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
13186 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
13188 (TARGET_DEFAULT): Adjust.
13189 (PROCESSOR_POWER): Delete.
13190 (SHIFT_COUNT_TRUNCATED): Adjust.
13191 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
13192 (extendqisi2_power): Delete.
13193 (extendqisi2_no_power): Adjust.
13194 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
13196 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
13197 (anonymous doz insn patterns): Delete.
13199 (abssi2_power): Delete.
13200 (abssi2_nopower): Adjust.
13201 (nabs_power, nabs_nopower): Likewise.
13202 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
13203 Likewise. Delete anonymous post-reload splitter.
13204 (mulsi3_no_mq_internal1): rename to...
13205 (mulsi3_internal1): New define_insn.
13206 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
13208 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
13209 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
13210 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
13211 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
13212 quous_call): Likewise.
13213 (maskir_internal1, maskir_internal2, maskir_internal3,
13214 maskir_internal4, maskir_internal5, maskir_internal6,
13215 maskir_internal7, maskir_internal8): Delete.
13216 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
13217 (anonymous sl insn patterns): Delete.
13218 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
13219 (lshrsi3_64): Adjust.
13220 (anonymous sr insn patterns): Delete.
13221 (anonymous rrib insn patterns): Delete.
13222 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
13223 (anonymous sra insn patterns): Delete.
13224 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
13225 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
13226 fctiwz_<mode>): Adjust.
13227 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
13228 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
13229 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
13230 umulsi3_highpart_no_mq): Adjust.
13231 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
13232 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
13233 lshrdi3_internal1): Adjust.
13234 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
13235 (movti_power): Delete.
13236 (movti_string): Adjust.
13237 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
13238 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
13239 stmsi4_power, stmsi3_power): Delete.
13240 (anonymous movmemsi insn patterns): Adjust.
13241 (lfq_power2, stfq_power2): Delete.
13242 (eq<mode>, eq<mode>_compare): Adjust.
13243 (eqsi_power): Delete.
13245 (anonymous le, lt, ge, gt insn patterns): Delete.
13246 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
13247 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
13248 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13249 MULTILIB_MATCHES): Adjust.
13250 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
13251 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
13252 Delete -mcpu=power and -mcpu=power2 documentation.
13254 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
13256 * config/rs6000/601.md: New file.
13257 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
13259 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
13260 * config/rs6000/driver-rs6000.c (detect_processor_aix,
13261 struct asm_names): Likewise.
13262 * config/rs6000/rios1.md: Delete file.
13263 * config/rs6000/rios2.md: Delete file.
13264 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
13266 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
13267 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
13268 * config/rs6000/rs6000-tables.opt: Regenerated.
13269 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
13271 (rs6000_option_override_internal): Delete support for RIOS CPUs.
13272 (rs6000_conditional_register_usage): Adjust comment.
13273 (rs6000_issue_rate):Delete support for RIOS CPUs.
13274 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
13276 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
13277 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
13278 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
13280 (include "rios1.md", include "rios2.md"): Delete.
13281 (include "601.md"): New.
13282 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
13284 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
13286 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
13287 rios2.md . Add 601.md .
13289 2012-07-26 Richard Henderson <rth@redhat.com>
13291 * doc/extend.texi (attribute): Document hot/cold for labels.
13292 * predict.c (tree_estimate_probability_bb): Handle hot/cold
13293 attributes on user labels.
13294 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
13296 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
13297 Sandra Loosemore <sandra@codesourcery.com>
13299 * cse.c (find_comparison_args): Check for cycles of any length.
13301 2012-07-26 Nick Clifton <nickc@redhat.com>
13303 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
13304 (mn10300_get_live_callee_saved_regs): If requested return a count
13305 of the number of bytes in the mask.
13306 (mn10300_expand_prologue): Add argument to invocation of
13307 mn10300_get_live_callee_regs.
13308 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
13309 mn10300_get_live_callee_saved_regs.
13310 (mn10300_initial_offset): Likewise.
13311 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
13313 * config/mn10300/mn10300.md (return_ret): Add argument to
13314 invocation of mn10300_get_live_callee_saved_regs.
13316 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
13318 PR regression/54084
13319 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
13320 pointer difference check.
13322 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
13324 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
13325 (mbc_entry_eq): Likewise.
13326 (mult_costs): Likewise.
13327 (cost_tables_exist): Likewise.
13328 (initialize_costs): Likewise.
13329 (finalize_costs): Likewise.
13330 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
13331 (add_regs_cost): Remove.
13332 (multiply_regs_cost): Likewise.
13333 (add_const_cost): Likewise.
13334 (extend_or_trunc_reg_cost): Likewise.
13335 (negate_reg_cost): Likewise.
13336 (struct mbc_entry): Likewise.
13337 (multiply_by_const_cost): Likewise.
13338 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
13339 change multiply_by_const_cost to mult_by_coeff_cost.
13340 (force_expr_to_var_cost): Likewise.
13341 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
13342 (get_computation_cost_at): Change add_regs_cost calls to add_cost
13343 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
13344 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
13345 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
13346 * tree-ssa-address.c (expmed.h): New #include.
13347 (most_expensive_mult_to_index): Change multiply_by_const_cost to
13348 mult_by_coeff_cost.
13349 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
13350 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
13351 neg_cost, and convert_cost instead of IVOPTS interfaces.
13352 (execute_strength_reduction): Remove calls to initialize_costs and
13354 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
13355 (init_expmed_one_mode): Initialize convert rtx_def; initialize
13356 x_convert_cost for related modes.
13357 (mult_by_coeff_cost): New function.
13358 * expmed.h (NUM_MODE_INT): New #define.
13359 (struct target_expmed): Add x_convert_cost matrix.
13360 (set_convert_cost): New inline function.
13361 (convert_cost): Likewise.
13362 (mult_by_coeff_cost): New extern decl.
13363 * tree-flow.h (initialize_costs): Remove decl.
13364 (finalize_costs): Likewise.
13365 (multiply_by_const_cost): Likewise.
13366 (add_regs_cost): Likewise.
13367 (multiply_regs_cost): Likewise.
13368 (add_const_cost): Likewise.
13369 (extend_or_trunc_reg_cost): Likewise.
13370 (negate_reg_cost): Likewise.
13371 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
13372 (tree-ssa-address.o): Update dependencies.
13374 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
13376 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
13377 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
13378 (TEST_BIT): Make a static inline function for stronger type checking.
13379 (SET_BIT): Don't handle sbitmaps with popcount.
13380 (RESET_BIT): Likewise.
13381 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
13382 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
13383 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
13384 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
13385 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
13386 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
13387 * sparseset.h: Add explanation of sparse set representation.
13389 2012-07-26 Richard Guenther <rguenther@suse.de>
13391 PR tree-optimization/54098
13392 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
13393 original range was UNDEFINED.
13395 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13397 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
13398 vld1Q_dupu64 tests.
13400 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
13403 * config/sh/sh.opt (mzdcbranch): New option.
13404 * doc/invoke.texi: Document it.
13405 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
13406 instead of TARGET_HARD_SH4.
13407 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
13408 for TARGET_HARD_SH4.
13410 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
13413 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
13415 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
13416 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
13417 from expander. Do not emit shift insn for not-SHMEDIA case.
13418 (ashlsi3_std): Replace with ...
13419 (ashlsi3_k, ashlsi3_d): ... these new insns.
13420 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
13421 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
13422 (gen_ashift_hi): Make static.
13423 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
13426 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
13427 Jim Wilson <jimwilso@cisco.com>
13429 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
13430 TARGET_BIG_ENDIAN_DEFAULT.
13432 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
13434 * gimple-low.c (lower_try_catch): New function.
13435 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
13436 <GIMPLE_CATCH>: Delete.
13437 <GIMPLE_EH_FILTER>: Likewise.
13439 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
13441 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
13442 of BIT_FIELD_REF for ignored results.
13443 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
13444 CONSTRUCTOR has vector type before using vector accessors on it.
13445 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
13446 #2 of BIT_FIELD_REF.
13447 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
13448 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
13449 not process operand #1 and #2.
13450 (convert_local_reference_op): Likewise.
13451 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
13453 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
13454 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
13456 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
13457 (build6_stat): Delete.
13458 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
13460 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
13462 PR tree-optimization/30318
13463 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
13465 [MINUS_EXPR]: Merge with PLUS_EXPR.
13467 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
13468 Paul Brook <paul@codesourcery.com>
13471 * target.def (warn_func_return): New hook.
13472 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
13473 * doc/tm.texi: Regenerate.
13474 * doc/sourcebuild.texi (Effective-Target Keywords): Document
13476 * ipa-pure-const.c (warn_function_noreturn): Check
13477 targetm.warn_func_return.
13478 * tree-cfg.c (execute_warn_function_return): Likewise.
13479 * config/spu/spu.c (spu_warn_func_return): New.
13480 (TARGET_WARN_FUNC_RETURN): Define.
13481 * config/rx/rx.c (rx_warn_func_return): New.
13482 (TARGET_WARN_FUNC_RETURN): Define.
13483 * config/avr/avr.c (avr_warn_func_return): New.
13484 (TARGET_WARN_FUNC_RETURN): Define.
13485 * config/arm/arm.c (arm_warn_func_return): New.
13486 (TARGET_WARN_FUNC_RETURN): Define.
13487 * config/mcore/mcore.c (mcore_warn_func_return): New.
13488 (TARGET_WARN_FUNC_RETURN): Define.
13489 (saved_warn_return_type, saved_warn_return_type_count): Remove.
13490 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
13492 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
13494 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
13495 function to implement assembler dialects.
13496 (output_asm_insn): Use do_assembler_dialects.
13497 (asm_fprintf): Likewise.
13499 2012-07-25 Richard Henderson <rth@redhat.com>
13502 * libfuncs.h: Don't include optabs.h.
13503 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
13504 * optabs.c (hash_libfunc): Don't cast members to int.
13505 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
13507 2012-07-25 Dodji Seketeli <dodji@redhat.com>
13509 * basic-block.c: Fix typo in comment.
13511 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
13512 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
13514 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
13515 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
13516 (ix86_handle_option): Handle mprfchw option.
13517 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
13518 (x86_64-*-*): Likewise.
13519 * config/i386/prfchwintrin.h: New header.
13520 * config/i386/cpuid.h (bit_PRFCHW): New.
13521 (bit_BMI): Formatting fix.
13522 (bit_HLE): Likewise.
13523 (bit_RTM): Likewise.
13524 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
13526 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
13527 * config/i386/i386.c (ix86_target_string): Define
13528 -mprfchw option. Formatting fixes.
13529 (PTA_HLE): Formatting fix.
13531 (ix86_option_override_internal): Handle new option.
13532 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
13533 * config/i386/i386.h (TARGET_PRFCHW): New.
13534 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
13535 * config/i386/i386.opt (mprfchw): New.
13536 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
13537 * config/i386/x86intrin.h: Include prfchwintrin.h.
13539 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
13541 * config/i386/i386.md (stack_protect_set): Disable the pattern
13542 for Android since Android libc (bionic) does not provide random
13543 value for stack protection guard at gs:0x14. Guard value
13544 will be provided from external symbol (default implementation).
13545 (stack_protect_set_<mode>): Likewise.
13546 (stack_protect_test): Likewise.
13547 (stack_protect_test_<mode>): Likewise.
13548 * defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
13549 not have Bionic by default
13550 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
13551 Macro OPTION_BIONIC is defined in this file and provides Bionic
13552 accessibility status
13554 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
13556 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
13558 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13561 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
13562 (case ${target}): Add btver2.
13563 * config/i386/driver-i386.c (host_detect_local_cpu): Let
13564 -march=native recognize btver2 processors.
13565 * config/i386/i386-c.c (ix86_target_macros_internal): Add
13566 btver2 def_and_undef
13567 * config/i386/i386.c (struct processor_costs btver2_cost): New
13569 (m_BTVER2): New definition.
13570 (m_AMD_MULTIPLE): Includes m_BTVER2.
13571 (initial_ix86_tune_features): Add btver2 tune.
13572 (processor_target_table): Add btver2 entry.
13573 (static const char *const cpu_names): Add btver2 entry.
13574 (software_prefetching_beneficial_p): Add btver2.
13575 (ix86_option_override_internal): Add btver2 instruction sets.
13576 (ix86_issue_rate): Add btver2.
13577 (ix86_adjust_cost): Add btver2.
13578 * config/i386/i386.h (TARGET_BTVER2): New definition.
13579 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
13580 (enum processor_type): Add PROCESSOR_BTVER2.
13581 * config/i386/i386.md (define_attr "cpu"): Add btver2.
13583 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
13585 * doc/tm.texi: Regenerate.
13586 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
13587 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
13588 (default_finish_cost): Add prologue and epilogue costs.
13589 * targhooks.h (default_add_stmt_cost): Change parameter list.
13590 (default_finish_cost): Likewise.
13591 * target.def (init_cost): Change documentation string.
13592 (add_stmt_cost): Change documentation string and parameter list.
13593 (finish_cost): Likewise.
13594 * target.h (vect_cost_model_location): New enum.
13595 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
13596 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
13598 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
13599 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
13600 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
13601 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
13603 (struct _stmt_vec_info): Remove cost substruct.
13604 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
13605 (stmt_vinfo_set_outside_of_loop_cost): Remove.
13606 (builtin_vectorization_cost): New function.
13607 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
13608 (add_stmt_cost): Change parameter list.
13609 (finish_cost): Likewise.
13610 (vect_model_simple_cost): Likewise.
13611 (vect_model_store_cost): Likewise.
13612 (vect_model_load_cost): Likewise.
13613 (record_stmt_cost): Likewise.
13614 (vect_get_load_cost): Likewise.
13615 (vect_get_known_peeling_cost): Likewise.
13616 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
13617 list; call record_stmt_cost for prologue and epilogue costs.
13618 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
13619 prologue and epilogue costs; remove computation of vec_outside_cost;
13620 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
13621 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
13622 costs; call add_stmt_cost for prologue and epilogue costs.
13623 (vect_model_induction_cost): Revise call to add_stmt_cost for body
13624 costs; call add_stmt_cost for prologue costs.
13625 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
13626 list for function and arguments for calls to vect_get_load_cost and
13627 vect_get_store_cost.
13628 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
13629 vect_get_data_access_cost and vect_get_known_peeling_cost; use
13630 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
13631 latter call and discard their results; rename stmt_cost_vec to
13632 body_cost_vec; correct possible storage leak for body_cost_vec.
13633 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
13635 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
13636 body_cost_vec; add extra dummy parameter on calls to
13637 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
13638 argument list on call to add_stmt_cost.
13639 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
13640 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
13641 builtin_vectorization_cost; add "where" parameter on call to
13643 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
13644 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
13645 rename stmt_cost_vec to body_cost_vec.
13646 (vect_model_promotion_demotion_cost): Add vect_body argument to call
13647 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
13648 to stmt_vinfo_set_outside_of_loop_cost.
13649 (vect_model_store_cost): Change parameter list; call record_stmt_cost
13650 for prologue costs; add vect_body argument to call to record_stmt_cost;
13651 rename stmt_cost_vec to body_cost_vec; remove call to
13652 stmt_vinfo_set_outside_of_loop_cost.
13653 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
13654 vect_body argument to calls to record_stmt_cost.
13655 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
13656 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
13657 remove call to stmt_vinfo_set_outside_of_loop_cost.
13658 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
13659 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
13660 call record_stmt_cost for prologue costs.
13661 (vectorizable_store): Change argument list for call to
13662 vect_model_store_cost.
13663 (vectorizable_load): Change argument list for call to
13664 vect_model_load_cost.
13665 (new_stmt_vec_info): Remove assignment to
13666 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
13667 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
13668 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
13669 (spu_finish_cost): Add prologue and epilogue costs.
13670 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
13671 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
13672 (i386_finish_cost): Add prologue and epilogue costs.
13673 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
13675 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
13676 (rs6000_finish_cost): Add prologue and epilogue costs.
13677 * tree-vect-slp.c (vect_free_slp_instance): Rename
13678 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
13679 (vect_create_new_slp_node): Remove assignment to
13680 SLP_TREE_OUTSIDE_OF_LOOP_COST.
13681 (vect_get_and_check_slp_defs): Change parameter list; change argument
13682 lists to calls to vect_model_store_cost and vect_model_simple_cost.
13683 (vect_build_slp_tree): Change parameter list; change argument lists
13684 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
13685 recursive self-calls; remove setting of outside_cost from
13686 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
13688 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
13689 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
13690 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
13692 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
13693 body_cost_vec; handle null ci->stmt; add vect_body argument to call
13694 to add_stmt_cost; simplify calls to targetm.vectorize.
13695 builtin_vectorization_cost; return vec_prologue_cost and
13696 vec_epilogue_cost from finish_cost.
13697 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
13698 body_cost_vec; add vect_body argument to call to add_stmt_cost.
13700 2012-07-24 Richard Henderson <rth@redhat.com>
13702 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
13703 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
13704 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
13705 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
13706 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
13708 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
13709 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
13710 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
13711 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
13712 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
13713 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
13714 * doc/tm.texi: Rebuild.
13716 2012-07-24 Richard Henderson <rth@redhat.com>
13718 * optabs.def: New file.
13719 * Makefile.in (OPTABS_H): Add insn-opinit.h.
13720 (MOSTLYCLEANFILES): Likewise.
13721 (insn-opinit.o): Remove reload.h
13722 (simple_rtl_generated_c): Remove insn-opinit.c.
13723 (s-opinit): New rule.
13724 (build/genopinit.o): Add optabs.def.
13725 * genopinit.c (rtx_upname): New.
13726 (optabs): Extract to optabs.def
13727 (enum optab_tag, struct optab_def_d, optabs): New.
13728 (struct pattern_d, patterns): New.
13729 (match_pattern): Split out from ...
13730 (gen_insn): ... here. Push matches on patterns vec.
13731 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
13732 (header_file_name, source_file_name, handle_arg): New.
13733 (open_outfile): New.
13734 (main): Sort and emit new tables. Generate lookup_handler,
13735 raw_optab_handler, swap_optab_enable.
13736 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
13737 * optabs.c (code_to_optab_): Remove.
13738 (hash_libfunc): Update for optab name change.
13739 (eq_libfunc): Likewise.
13740 (convert_optab_libfunc): Update computation of optab member;
13741 use the new convlib_def table.
13742 (optab_libfunc): Similarly.
13743 (set_optab_libfunc, set_conv_libfunc): Likewise.
13744 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
13745 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
13746 (init_optabs): Don't call them; export the data to optabs.def.
13747 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
13748 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
13749 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
13750 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
13751 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
13752 (gen_int_signed_fixed_libfunc): Likewise.
13753 (gen_int_unsigned_fixed_libfunc): Likewise.
13754 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
13755 (gen_ufloat_conv_libfunc): Likewise.
13756 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
13757 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
13758 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
13759 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
13760 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
13761 (debug_optab_libfuncs): Update for optab representation change.
13762 * optabs.h: Include insn-opinit.h.
13763 (optab, convert_optab, direct_optab): New typedefs.
13764 (struct optab_handlers, struct widening_optab_handlers): Remove.
13765 (struct optab_libcall_d): Rename from optab_d; remove code_,
13766 handlers, widening members.
13767 (struct convert_optab_libcall_d): Rename from convert_optab_d;
13768 remove code_ and handlers members.
13769 (enum optab_index, enum convert_optab_index): Remove.
13770 (enum direct_optab_index): Remove.
13771 (code_to_optab_): Fix array range.
13772 (optab_to_code): Covert to inline function.
13773 (optab_to_code_, convlib_def, normlib_def): Declare.
13774 (raw_optab_handler, swap_optab_enable): Declare.
13775 (unknown_optab): Remove; export to optabs.def
13776 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
13777 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
13778 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
13779 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
13780 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
13781 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
13782 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
13783 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
13784 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
13785 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
13786 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
13787 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
13788 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
13789 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
13790 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
13791 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
13792 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
13793 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
13794 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
13795 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
13796 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
13797 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
13798 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
13799 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
13800 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
13801 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
13802 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
13803 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
13804 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
13805 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
13806 vec_realign_load_optab, vec_widen_umult_hi_optab,
13807 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
13808 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
13809 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
13810 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
13811 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
13812 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
13813 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
13814 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
13815 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
13816 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
13817 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
13818 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
13819 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
13820 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
13821 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
13822 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
13823 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
13824 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
13825 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
13826 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
13827 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
13828 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
13829 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
13830 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
13831 atomic_exchange_optab, atomic_compare_and_swap_optab,
13832 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
13833 atomic_sub_fetch_optab, atomic_and_fetch_optab,
13834 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
13835 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
13836 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
13837 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
13838 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
13839 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
13840 atomic_thread_fence_optab, atomic_signal_fence_optab,
13841 vec_perm_optab, vec_perm_const_optab): Likewise.
13842 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
13843 and x_direct_optab_table members; add pat_enable.
13844 (optab_table, convert_optab_table, direct_optab_table): Remove.
13845 (optab_handler): Use raw_optab_handler.
13846 (widening_optab_handler, convert_optab_handler): Likewise.
13847 (set_optab_handler, set_widening_optab_handler): Remove.
13848 (set_convert_optab_handler, set_direct_optab_handler): Remove.
13849 (direct_optab_handler): Defer to optab_handler.
13850 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
13852 2012-07-24 Jason Merrill <jason@redhat.com>
13854 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
13855 match MEM_STAT_DECL.
13856 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
13858 2012-07-24 Richard Henderson <rth@redhat.com>
13860 * optabs.h (struct optab_d): Rename code member to code_.
13861 (struct convert_optab_h): Likewise.
13862 (code_to_optab_): Rename from code_to_optab.
13863 (code_to_optab, optab_to_code): New.
13864 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
13865 * ifcvt.c (noce_emit_move_insn): Likewise.
13866 * optabs.c (simplify_expand_binop): Use optab_to_code.
13867 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
13868 (avoid_expensive_constant, expand_binop_directly): Likewise.
13869 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
13870 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
13871 (have_insn_for, debug_optab_libfuncs): Likewise.
13872 (init_optab, init_optabv, init_convert_optab): Update for optab
13873 member name change.
13875 * libfuncs.h: Include optabs.h.
13876 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
13877 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
13878 (lto-streamer-in.o, dwarf2out.o): Update deps.
13880 * optabs.h (unknown_optab): New.
13881 * builtins.c (interclass_mathfn_icode): Use it.
13882 * dojump.c (do_compare_rtx_and_jump): Likewise.
13883 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
13884 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
13885 (expand_vector_operations_1): Likewise.
13886 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
13887 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
13889 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
13891 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
13893 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13896 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
13898 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
13900 ("neon_vld3_lane<mode>":VMQ): Likewise.
13901 ("neon_vld3_dup<mode>":VDX): Likewise.
13902 ("neon_vst3_lane<mode>":VD): Likewise.
13903 ("neon_vst3_lane<mode>":VMQ): Likewise.
13905 2012-07-24 Roland McGrath <mcgrathr@google.com>
13907 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
13908 stack alignment padding.
13910 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
13913 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
13914 negative constant address for TARGET_X32 ...
13915 (ix86_decompose_address): ... here. Reject constant addresses
13916 that don't satisfy x86_64_immediate_operand predicate.
13918 2012-07-24 Julian Brown <julian@codesourcery.com>
13920 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
13922 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
13924 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
13925 Move test to check that there is a popcount function for the the number
13926 of bits in SBITMAP_ELT_BITS to sbitmap.c.
13927 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
13928 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
13930 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
13931 * configure: Regenerate.
13932 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
13933 (GCC_MEM_STAT_ARGUMENTS): New define.
13934 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
13935 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
13936 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
13937 FINAL_PASS_MEM_STAT): Define.
13938 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
13939 * ggc.h (ggc_record_overhead, ggc_free_overhead,
13940 ggc_prune_overhead_list): Remove internal prototypes, they are defined
13941 already in ggc-internal.h.
13942 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
13944 (add_statistics): Likewise.
13945 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
13946 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
13947 wrappers around "survived" and "stats" members.
13948 (alloc_large_page): Always initialize survived.
13949 (ggc_internal_alloc_zone_stat): Likewise.
13950 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
13951 GATHER_STATISTICS is non-0.
13952 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
13953 (sweep_pages): Always increase survived.
13954 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
13955 (calculate_average_page_survival): Always define.
13956 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
13957 (ggc_print_statistics): Likewise.
13958 (ggc_pch_read): Likewise.
13959 * ggc-page.c (struct globals): Always define "stats" member.
13960 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
13961 (ggc_free): Likewise.
13962 (ggc_collec): Likewise.
13963 (ggc_print_statistics): Likewise.
13964 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
13965 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
13966 * gimple.h (enum gimple_alloc_kind): Always define.
13967 (gimple_alloc_kind): Likewise.
13968 * tree-flow.h (phinodes_print_statistics): Always define.
13969 (ssanames_print_statistics): Likewise.
13970 * vec.h (vec_heap_free): Always define.
13971 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
13972 * alloc-pool.c (alloc_pool_descriptor): Always define.
13973 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
13974 (empty_alloc_pool): Likewise.
13975 (pool_alloc): Likewise.
13976 (pool_free): Likewise.
13977 (dump_alloc_pool_statistics): Likewise.
13978 (print_statistics): Always define.
13979 * bitmap.c (struct bitmap_descriptor): Always define.
13980 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
13981 (register_overhead): Always define.
13982 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
13983 (bitmap_element_allocate): Likewise.
13984 (bitmap_elt_clear_from): Likewise.
13985 (bitmap_obstack_alloc_stat): Likewise.
13986 (bitmap_gc_alloc_stat): Likewise.
13987 (bitmap_obstack_free): Likewise.
13988 (bitmap_find_bit): Likewise.
13989 (bitmap_ior_and_into): Likewise.
13990 (bitmap_print): Likewise.
13991 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
13992 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
13993 (gimple_alloc_kind_names): Likewise.
13994 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
13995 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
13996 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
13997 rtvec_alloc_sizes): Always define.
13998 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
13999 (rtx_alloc_stat): Likewise.
14000 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
14001 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
14002 tree_node_sizes, tree_node_kind_names): Always define.
14003 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
14005 (type_hash_canon): Likewise.
14006 (dump_tree_statistics): Likewise.
14007 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
14009 (ssanames_print_statistics): Likewise.
14010 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
14011 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
14012 (phinodes_print_statistics): Likewise.
14013 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
14014 * vec.c (struct vec_descriptor): Always define.
14015 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
14016 vec_descriptor, rester_overhead, free_overhead): Likewise.
14017 (cmp_statistic): Likewise.
14018 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
14019 (vec_heap_o_reserve_1): Likewise.
14020 (dump_vec_loc_statistics): Likewise.
14022 2012-07-24 Richard Guenther <rguenther@suse.de>
14024 PR tree-optimization/53616
14025 * tree-loop-distribution.c (ldist_gen): Do not change
14026 partition ordering when merging partitions.
14028 2012-07-24 Alan Modra <amodra@gmail.com>
14032 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
14033 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
14034 Adjust all rs6000_legitimate_offset_address_p calls.
14035 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
14036 (rs6000_secondary_reload_gpr): Declare.
14037 (rs6000_legitimate_offset_address_p): Update prototype.
14038 (rs6000_offsettable_memref_p): Delete.
14039 (rs6000_secondary_reload_ppc64): Delete.
14040 * config/rs6000/rs6000.c (address_offset): New function.
14041 (mem_operand_gpr): Likewise.
14042 (rs6000_legitimate_offset_address_p): Add worst_case param. When
14043 not worst_case assume class of regs with least restrictive offsets.
14045 (legitimate_lo_sum_address_p): Simplify register mode tests.
14046 (rs6000_legitimize_address): Likewise. Assume best case offset
14047 addressing. Combine ELF and MACHO lo_sum code.
14048 (rs6000_mode_dependent_address): Correct offset addressing limits.
14049 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
14050 Use reg_mode to help rs6000_legitimate_offset_address_p.
14051 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
14052 gpr load/store when offset too large.
14053 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
14054 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
14055 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
14056 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
14057 d->m,m->d,d->d. Correct size of gpr load/store.
14058 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
14060 (movti_ppc64): Likewise.
14061 (movdi_internal32): Likewise. Also disparage fprs.
14062 (movdi_mfpgpr, movdi_internal64): Likewise.
14063 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
14064 (movtf_softfloat): Order alternatives.
14065 (extenddftf2_internal): Use 'm' and 'Y' for store.
14066 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
14067 (stack_protect_setdi, stack_protect_testdi): Likewise.
14068 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
14069 (movdf_softfloat64): Likewise.
14070 (reload_<mode>_store): Adjust reload_di_store to provide
14071 reload_si_store as well.
14072 (reload_<mode>_load): Likewise.
14074 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
14077 * config/sh/predicates.md (general_movsrc_operand,
14078 general_movdst_operand): Reject T_REG.
14079 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
14080 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
14081 Remove T_REG alternatives.
14082 (*negtstsi): New insn.
14084 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
14087 * config/sh/sh.md (mulsf3_ie): Delete.
14088 (mulsf3_i4): Rename to mulsf3_i.
14089 (mulsf3): Emit mulsf3_i insn.
14091 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
14093 * config/sh/sh.md (addc1, subc1): Delete.
14094 (adddi3_compact): Use addc instead of addc1.
14095 (subdi3_compact): Use subc instead of subc1.
14097 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
14099 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
14100 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
14101 split_cost argument signed.
14102 (ix86_avoid_lea_for_add): Cleanup.
14103 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
14104 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
14105 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
14107 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
14109 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
14111 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
14114 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
14115 * config/i386/i386.c (ix86_print_operand_address): Ditto.
14116 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
14117 addresses. Prevent zero extensions of CONST_INT operands.
14119 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
14121 * sbitmap.h (struct int_list): Remove.
14122 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
14123 Remove prototypes of non-existing function.
14124 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
14125 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
14127 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
14128 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
14129 * basic-block.h: ... here.
14130 * sbitmap.c: Do not include basic-block.h.
14131 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
14132 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
14133 * cfganal.c: ... here.
14134 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
14135 * gcse.c (compute_code_hoist_vbeinout): Likewise.
14136 * lcm.c (compute_antinout_edge, compute_available): Likewise.
14137 * Makefile.in: Fix sbitmap.o dependencies.
14139 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14140 Nick Clifton <nickc@redhat.com>
14142 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
14143 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
14144 (unused) parameter to void *.
14146 2012-07-23 Richard Guenther <rguenther@suse.de>
14148 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
14149 instead of referenced vars.
14151 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
14153 * coverage.c: Refer to "notes file" instead of "graph file"
14154 in all comments. Explain history of bbg prefix.
14155 * gcov-io.h: Likewise.
14156 * gcov.c: Likewise.
14157 (find_source): Likewise in fnotice.
14158 (read_graph_file): Likewise.
14159 (read_count_file): Likewise.
14160 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
14161 and "data file" explicitly in the explanation of the files.
14163 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
14165 PR tree-optimization/53881
14166 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
14167 for each label and compare them instead of labels.
14169 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
14171 * opts.c (common_handle_option): Do not set
14172 flag_value_profile_transformations for -fprofile-generate.
14173 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
14174 (BB_TO_GCOV_INDEX): Remove.
14175 (output_location): Don't use it.
14176 (branch_prob): Likewise. Don't fiddle with the index of
14177 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
14178 (find_spanning_tree):
14179 * gcov.c (struct function_info): Document that blocks 0 and 1
14180 are the entry resp. exit blocks in gcov, too, like in GCC itself.
14181 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
14182 blocks identification.
14183 (output_lines): Likewise.
14184 * value-prof.c (gimple_value_profile_transformations): Do not
14185 test flag_value_profile_transformations again.
14186 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
14187 transformation functions.
14188 (gimple_values_to_profile):
14189 Don't test flag_value_profile_transformations
14190 * tree-profile.c (tree_profiling): Assert that the cgraph is in
14191 the CGRAPH_STATE_IPA_SSA state.
14192 Do not set, or look at, after_tree_profile.
14193 * function.h (struct function): Remove after_tree_profile bit.
14194 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
14195 * tree-inline.c (initialize_cfun): Don't copy it.
14196 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
14197 * lto-streamer-in.c (input_struct_function_base): Likewise.
14199 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
14201 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
14202 (SH_DYNAMIC_SHIFT_COST): Use it.
14203 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
14204 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
14205 Add sanity check for input value. Add function description.
14206 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
14207 lshrsi3_d): Use TARGET_DYNSHIFT.
14209 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
14211 * config/sh/sh.md (negc): Delete expander.
14212 (*negc): Rename insn to negc.
14214 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
14217 * config/i386/i386.md (*lea): New insn pattern.
14219 (*lea<mode>_2): Ditto.
14220 (*lea_{3,4,5,6}_zext): Ditto.
14221 * config/i386/predicates.md (lea_address_operand): Do not reject
14222 zero-extended address operands.
14223 * config/i386/constraints.md (j): Remove address constraint.
14224 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
14226 (ix86_print_operand_address): Handle SImode subreg of an address.
14227 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
14229 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
14231 Emit executable-stack note correctly for CRIS targets.
14232 * config/cris/cris.c (cris_file_end): New function.
14233 (TARGET_ASM_FILE_END): Define.
14235 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
14236 Maxim Kuvyrkov <maxim@codesourcery.com>
14237 NetLogic Microsystems Inc.
14239 * config/mips/mips.c (mips_issue_rate): Handle XLP.
14240 * config/mips/mips.md: Include xlp.md.
14241 * config/mips/xlp.md: New file.
14243 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
14245 PR gcov-profile/32543
14246 * profile.c (branch_prob): Update total_num_edges_instrumented and
14247 report the number of edges to instrument.
14249 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
14251 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
14253 2012-07-21 Andrew Pinski <apinski@cavium.com>
14255 * config/mips/mips.md (*popcountdi2_trunc): New pattern
14256 to handle popcount of a truncation.
14258 2012-07-21 Andrew Pinski <apinski@cavium.com>
14260 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
14261 Add a bool argument.
14262 * config/mips/mips.c (mips_block_move_straight): Update call to
14263 mips_expand_ext_as_unaligned_load.
14264 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
14265 Accept DImode dest when the width is that of SImode.
14266 * config/mips/mips.md (extv): Update call to
14267 mips_expand_ext_as_unaligned_load.
14270 2012-07-21 Andrew Pinski <apinski@cavium.com>
14272 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
14275 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
14277 * config/mips/mips.md (define_attr sync_*): Move before "type".
14278 (define_attr "type"): New values "atomic" and "syncloop".
14279 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
14280 Set "type" attribute.
14281 * config/mips/generic.md (generic_atomic, generic_syncloop):
14283 * config/mips/10000.md, config/mips/20kc.md,
14284 * config/mips/24k.md, config/mips/4130.md,
14285 * config/mips/4k.md, config/mips/5400.md,
14286 * config/mips/5500.md, config/mips/5k.md,
14287 * config/mips/7000.md, config/mips/74k.md,
14288 * config/mips/9000.md, config/mips/loongson2ef.md,
14289 * config/mips/loongson3a.md, config/mips/octeon.md,
14290 * config/mips/sb1.md, config/mips/sr71k.md,
14291 * config/mips/xlr.md: Handle "atomic" and "syncloop" types.
14293 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
14295 * config/sh/sh.md: Group and sort shift related patterns.
14296 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
14298 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
14300 * config/cris/cris.c (cris_asm_output_ident): Remove unused
14301 local variables section_asm_op, size, buf.
14303 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
14304 Steven Bosscher <steven@gcc.gnu.org>
14306 * config/rs6000/power4.md (power4-store-update): Fix reservation.
14307 (power4-three): Likewise.
14309 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
14310 Greta Yorsh <Greta.Yorsh@arm.com>
14312 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
14313 * config/arm/arm-cores.def (cortex-a15): Use it.
14315 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
14316 Greta Yorsh <Greta.Yorsh@arm.com>
14318 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
14319 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
14320 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
14321 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
14322 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
14323 (arm_fa726te_tune): Likewise.
14325 2012-07-20 Richard Guenther <rguenther@suse.de>
14327 * tree-dfa.c (collect_dfa_stats): Simplify.
14328 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
14330 * cfgexpand.c (estimated_stack_frame_size): Walk over local
14331 decls instead of referenced vars.
14332 * tree-ssa.c (delete_tree_ssa): Simplify.
14333 * tree-tailcall.c (find_tail_calls): Walk over local decls
14334 instead of referenced vars.
14335 (add_virtual_phis): Remove.
14336 (tree_optimize_tail_calls_1): Instead mark the virtual operand
14339 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
14341 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
14342 (brief_dump_cfg): Update prototype to take flags argument.
14343 (check_bb_profile): Remove prototype.
14344 * tracer.c (tracer): Update brief_dump_cfg calls.
14345 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
14346 Call dump_bb_info before and after the cfghook dump_bb. Terminate
14347 the dump with a newline.
14348 (dump_flow_info): Do not call check_bb_profile.
14349 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
14350 (check_bb_profile): Make static. Take indent and flags arguments.
14351 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
14352 check_bb_profile. Print one edge per line.
14353 (brief_dump_cfg): Take a flags argument, and filter out
14354 TDF_COMMENT and TDF_DETAILS.
14355 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
14356 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
14357 dump_bb_info here, it is already called from dump_bb. Idem for
14359 (dump_gimple_bb_footer): Likewise.
14360 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
14361 avoid broken dumps for statement histograms.
14362 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
14363 not call pp_flush here, the buffer should be empty.
14364 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
14365 * sched-vis.c (debug_bb_slim): Likewise.
14366 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
14367 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
14368 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
14369 (dump_function_to_file): Do not call check_bb_profile on
14370 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
14371 Use dump_bb instead of gimple_dump_bb.
14372 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
14373 * passes.c (execute_function_dump): Always call print_rtl_with_bb
14375 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
14376 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
14377 bottom of each basic block.
14379 2012-07-20 Richard Guenther <rguenther@suse.de>
14381 PR tree-optimization/54031
14382 * tree-ssa-ccp.c (get_value_from_alignment): Use
14383 get_pointer_alignment_1.
14385 2012-07-20 Richard Guenther <rguenther@suse.de>
14387 * tree-inline.c (add_local_variables): Remove check_var_ann
14388 parameter and dead code.
14389 (expand_call_inline): Adjust.
14390 (tree_function_versioning): Likewise.
14392 2012-07-20 Jakub Jelinek <jakub@redhat.com>
14395 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
14396 of just the first one.
14398 2012-07-20 Richard Guenther <rguenther@suse.de>
14400 * builtins.c (get_object_alignment_2): Correct offset handling
14401 when using type alignment of a MEM_REF kind base.
14403 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
14406 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
14407 (_lzcnt_u64): Ditto.
14409 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
14411 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
14413 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
14415 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
14416 defining statement is a SSA name that occurs in abnormal PHIs.
14418 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
14420 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
14423 2012-07-19 Jakub Jelinek <jakub@redhat.com>
14425 PR rtl-optimization/53942
14426 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
14427 directly from likely spilled non-fixed hard registers, move them
14430 2012-07-19 Steve Ellcey <sellcey@mips.com>
14432 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
14435 2012-07-19 Jason Merrill <jason@redhat.com>
14438 * dwarf2out.c (get_die_parent): New.
14439 (generate_type_signature): Use it.
14441 2012-07-19 Richard Henderson <rth@redhat.com>
14443 * config/ia64/vect.md (smulv4hi3_highpart): New.
14444 (umulv4hi3_highpart): New.
14445 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
14446 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
14447 (udot_prodv8qi, sdot_prodv8qi): Remove.
14448 (sdot_prodv4hi, udot_prodv4hi): Remove.
14449 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
14450 * config/ia64/ia64-protos.h: Update.
14452 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
14453 vectors larger than UNITS_PER_WORD.
14455 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
14456 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
14457 dummy != CODE_FOR_nothing value.
14459 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
14461 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
14462 * doc/tm.texi: Regenerate.
14463 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
14464 * config/sh/sh.h (MODE_AFTER): Update.
14465 * config/epiphany/epiphany.h (MODE_AFTER): Update.
14467 2012-07-19 Jakub Jelinek <jakub@redhat.com>
14469 PR middle-end/54017
14470 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
14471 (cleanup_tree_cfg_bb): Don't call it.
14472 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
14475 2012-07-19 Christian Bruel <christian.bruel@st.com>
14478 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
14480 2012-07-19 Richard Guenther <rguenther@suse.de>
14481 Eric Botcazou <ebotcazou@adacore.com>
14483 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
14484 about transition from invariant to known bits.
14485 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
14487 2012-07-19 Richard Guenther <rguenther@suse.de>
14489 PR tree-optimization/53970
14490 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
14492 2012-07-19 Tristan Gingold <gingold@adacore.com>
14493 Richard Henderson <rth@redhat.com>
14495 * opts.c (finish_options): Handle UI_SEH.
14496 * expr.c (build_personality_function): Handle UI_SEH.
14497 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
14498 * coretypes.h (unwind_info_type): Add UI_SEH.
14499 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
14501 (i386_pe_seh_init_sections): Likewise.
14502 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
14503 (TARGET_ASM_INIT_SECTIONS): Define.
14504 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
14505 (i386_except_unwind_info): New function.
14507 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
14508 Chao-ying Fu <fu@mips.com>
14510 * config/mips/mips.opt (mmcu): New option.
14511 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14512 _mips_mcu when TARGET_MCU.
14513 (ASM_SPEC): Pass mcu options to the assembler.
14514 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
14516 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
14518 * config.gcc (v850-*-rtems*): New target.
14519 * config/v850/rtems.h: New.
14520 * config/v850/t-rtems: New.
14522 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
14524 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
14525 of flags controlling optimization; add -ftree-slsr to list of flags
14526 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
14527 enabled by default at -O2; add -fvect-cost-model to list of flags
14528 enabled by default at -O3; document -fhoist-adjacent-loads and
14530 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
14531 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
14533 * common.opt: Add -ftree-slsr with flag_tree_slsr.
14535 2012-07-18 Jie Zhang <jzhang918@gmail.com>
14536 Julian Brown <julian@codesourcery.com>
14538 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
14539 (arm_size_rtx_costs): Likewise.
14540 (neon_valid_immediate): Add a case for double 0.0.
14542 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
14543 Mark Shinwell <shinwell@codesourcery.com>
14544 Julian Brown <julian@codesourcery.com>
14546 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
14547 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
14548 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
14549 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
14551 * config/arm/arm.md (neon_type): Update comment.
14553 2012-07-18 Richard Guenther <rguenther@suse.de>
14555 PR tree-optimization/53970
14556 * tree.h (contains_packed_reference): Remove.
14557 * expr.c (contains_packed_reference): Likewise.
14558 * tree-vect-data-refs.c (not_size_aligned): New function.
14559 (vector_alignment_reachable_p): Use it.
14560 (vect_supportable_dr_alignment): Likewise.
14562 2012-07-18 Richard Guenther <rguenther@suse.de>
14564 * tree.h (get_object_or_type_alignment): Remove.
14565 * builtins.c (get_object_alignment_2): New function copied from
14566 get_object_alignment_1. Take extra argument to indicate whether
14567 we take the address of EXP. Rework to use type alignment information
14568 if not, and return whether the result is an approximation or not.
14569 (get_object_alignment_1): Wrap around get_object_alignment_2.
14570 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
14571 we take the address.
14572 (get_object_or_type_alignment): Remove.
14573 * expr.c (expand_assignment): Call get_object_alignment.
14574 (expand_expr_real_1): Likewise.
14576 2012-07-18 Nick Clifton <nickc@redhat.com>
14578 * doc/invoke.texi (ARM Options): Document -munaligned-access.
14580 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
14582 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
14583 expander. Use arith_reg_dest predicate.
14584 (rotldi3, rotrdi3): Remove constraints in expander.
14585 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
14586 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
14589 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
14592 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
14594 * config/sh/sh.c (sh_option_override): Do not change
14595 flag_finite_math_only. Set TARGET_IEEE to complement of
14596 flag_finite_math_only.
14597 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
14598 of mieee and mno-ieee behavior.
14600 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
14602 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
14604 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
14606 * dumpfile.h (TDF_COMMENT): New define.
14607 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
14608 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
14609 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
14610 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
14611 Move to new file cfg-flags.h.
14612 (enum cfg_edge_flags): New enum, using cfg-flags.h.
14613 (EDGE_ALL_FLAGS): Compute value automatically.
14614 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
14615 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
14616 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
14617 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
14618 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
14619 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
14620 (BB_ALL_FLAGS): New, compute value automatically.
14621 (dump_bb_info): Update prototype.
14622 (dump_edge_info): Update prototype.
14623 * cfg-flags.h: New file.
14624 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
14625 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
14626 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
14627 (debug_bb): Update dump_bb call.
14628 (dump_cfg_bb_info): Remove.
14629 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
14630 Adjust verbosity using TDF_* flags. Check that the basic block flags
14631 are within the range of BB_ALL_FLAGS.
14632 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
14633 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
14634 first for consistency with other dump functions.
14635 (dump_bb): Update prototype accordingly.
14636 * cfghooks.c: Include dumpfile.h.
14637 (verify_flow_info): Update dump_edge_info calls.
14638 (dump_bb): Take a flags argument and pass it around.
14639 Use dump_bb_info to dump common information about a basic block.
14640 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
14641 (debug_flow_info): Moved here from cfgrtl.c.
14642 * profile.c (is_edge_inconsistent): Update dump_bb calls.
14643 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
14644 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
14645 print_rtl_slim_with_bb): Remove prototypes.
14646 (dump_insn_slim): Adjust prototype to take a const_rtx.
14647 (print_rtl_with_bb): Adjust prototype.
14648 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
14649 * sched-vis.c (dump_insn_slim): Take a const_rtx.
14650 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
14651 (print_rtl_slim_with_bb): Remove.
14652 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
14653 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
14654 for that. Prototype here near DEBUG_FUNCTION marker.
14655 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
14657 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
14658 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
14659 (remove_bb): Update dump_bb call.
14660 (gimple_debug_bb): Use dump_bb.
14661 (dump_function_to_file): Update gimple_dump_bb call.
14662 (print_loops_bb): Likewise.
14663 * tree-flow.h (gimple_dump_bb): Update prototype.
14664 * gimple-pretty-print.c (dump_bb_header): Rename to
14665 dump_gimple_bb_header. Write to a stream instead of a pretty
14666 printer. Use dump_bb_info to dump basic block info.
14667 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
14668 stream instead of a pretty printer. Use dump_bb_info.
14669 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
14670 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
14671 dump_gimple_bb_footer.
14672 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
14673 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
14674 (print_rtl_with_bb): Take a flags argument and pass it around.
14675 Use dump_insn_slim if TDF_SLIM.
14676 (dump_bb_info): Removed and re-incarnated in cfg.c.
14677 (dump_flow_info): Moved to cfghooks.c.
14678 (debug_flow_info): Moved to cfghooks.c.
14679 * passes.c (execute_function_dump): Unconditionally use
14680 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
14681 * final.c (dump_basic_block_info): Update dump_edge_info calls.
14682 * tree-vrp.c (dump_asserts_for): Likewise.
14683 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
14684 * tree-if-conv.c (if_convertible_bb_p): Don't look at
14685 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
14686 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
14687 for the same reason.
14688 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
14690 2012-07-17 Richard Guenther <rguenther@suse.de>
14692 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
14693 vars here, use create_tmp_reg where appropriate.
14694 (vect_create_addr_base_for_vector_ref): Do not add referenced
14695 vars here, use create_tmp_reg where appropriate.
14696 (vect_create_data_ref_ptr): Likewise.
14697 (vect_create_destination_var): Likewise.
14698 (vect_permute_store_chain): Likewise.
14699 (vect_permute_load_chain): Likewise.
14700 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
14702 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
14703 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
14704 (vect_handle_widen_op_by_const): Likewise.
14705 * tree-vect-stmts.c (vect_init_vector): Likewise.
14706 (vectorizable_load): Likewise.
14708 2012-07-17 Tom de Vries <tom@codesourcery.com>
14710 * hwint.c: Fix loop range.
14712 2012-07-17 Tom de Vries <tom@codesourcery.com>
14714 * double-int.h (double_int_popcount): New inline function.
14715 * hwint.c (popcount_hwi): New function.
14716 * hwint.h (popcount_hwi): Declare function. New inline function.
14718 2012-07-17 Richard Henderson <rth@redhat.com>
14720 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
14722 (vectorizable_conversion): Update supportable_widening_operation call.
14723 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
14724 (vect_recog_widen_shift_pattern): Likewise.
14725 * tree-vectorizer.h: Update decl.
14727 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14728 Ulrich Weigand <ulrich.weigand@linaro.org>
14730 * common/config/arm/arm-common.c (arm_option_optimization_table):
14731 Enable -fsched-pressure by default while optimizing.
14732 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
14733 pressure algorithm by default.
14735 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
14737 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
14738 (CONST_OK_FOR_I10): Move macro to ...
14739 * config/sh/sh.c: ... here.
14740 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
14743 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
14745 * config/sh/sh.md: Delete mov related define_peephole patterns.
14747 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
14750 * doc/install.texi (Installing GCC): Refer to instructions for
14751 released versions. Fix hyphenation.
14753 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14755 * config/spu/spu.c (targetm): Move to bottom of file.
14756 (spu_attribute_table): Likewise.
14757 (spu_option_override, spu_init_builtins, spu_builtin_decl,
14758 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
14759 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
14760 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
14761 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
14762 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
14763 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
14764 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
14765 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
14766 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
14767 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
14768 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
14769 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
14770 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
14771 spu_encode_section_info, spu_legitimize_address,
14772 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
14773 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
14774 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
14775 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
14776 spu_section_type_flags, spu_select_section, spu_unique_section,
14777 spu_trampoline_init, spu_conditional_register_usage,
14778 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
14779 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
14780 spu_setup_incoming_varargs): Remove prototypes.
14781 (spu_legitimize_address): Add "static" to definition.
14783 2012-07-16 Jakub Jelinek <jakub@redhat.com>
14785 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
14787 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
14789 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
14790 before calling gsi_stmt.
14792 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
14795 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
14797 * config/i386/i386.md (stack_protect_set): Disable the pattern
14798 for Android since Android libc (bionic) does not provide random
14799 value for stack protection guard at gs:0x14. Guard value
14800 will be provided from external symbol (default implementation).
14801 (stack_protect_set_<mode>): Likewise.
14802 (stack_protect_test): Likewise.
14803 (stack_protect_test_<mode>): Likewise.
14805 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
14807 PR middle-end/53959
14809 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
14812 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
14814 * opts.c (default_option): Add -fvect-cost-model to default options
14817 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
14819 * graphite-clast-to-gimple.c, graphite-dependences.c,
14820 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
14821 for pass TODO flags.
14822 * Makefile.in: Fix dependencies.
14824 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
14826 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
14827 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14829 * function.c (stack_protect_epilogue): Use expand_call to expand
14830 targetm.stack_protect_fail.
14831 * stmt.c (expand_expr_stmt): Remove now-unused function.
14832 * tree.h (expand_expr_stmt): Remove prototype.
14833 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
14834 hook must return a CALL_EXPR.
14835 * doc/tm.texi: Regenerate.
14837 * emit-rtl.c (emit_label_before): Do not allow the same label
14838 to be emitted twice.
14839 (emit_label_after): Likewise.
14840 (emit_label): Likewise.
14842 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
14843 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
14844 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
14845 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
14847 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
14849 * system.h (dump_file): Do not define.
14850 * tree-pass.h: Include dumpfile.h, which is a new file containing...
14851 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
14852 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
14853 dump_flag_name, dump_file, dump_flags, dump_file_name,
14854 get_dump_file_info, struct dump_file_info): all of this, moved to...
14855 * dumpfile.h: Here, new file.
14856 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
14857 (dump_stmt): Remove prototype for C++ specific function.
14858 (dump_enumerated_decls): Move prototype from here...
14859 * tree-flow.h (dump_enumerated_decls): ... to here.
14860 (get_ref_base_and_extent) Move prototype from here ...
14861 * tree.h (get_ref_base_and_extent) ... to here.
14862 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
14863 gimple-pretty-print.h is enough. Do not include tree-dump.h,
14864 include timevar.h and dumpfile.h instead.
14865 (struct numbered_tree_d, compare_decls_by_uid,
14866 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
14867 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
14868 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
14869 Do not include timevar.h.
14870 * tree.c: Do not include timevar.h.
14871 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
14873 (dump_cfg_stats): Use current_function_name.
14874 (gimple_cfg2vcg): Likewise.
14875 (dump_function_to_file): Likewise.
14876 * df-scan.c: Do not include tree-pass.h and timevar.h.
14877 Include dumpfile.h.
14878 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
14879 use print_current_pass.
14880 * df-problems.c: Include dumpfile.h.
14881 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
14882 leads to errors in the code not selected.
14883 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
14884 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
14885 * lcm.c: Include dumpfile.h.
14886 Remove obsolete include of insn-attr.h.
14887 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
14888 missing probability notes.
14889 * stmt.c: Include dumpfile.h.
14890 (emit_case_decision_tree): Re-enable printing expand details only
14892 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
14893 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
14894 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
14895 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
14896 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
14897 function.c, fwprop.c, gcse.c, gimple-fold.c,
14898 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
14899 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
14900 graphite-dependences.c, graphite-interchange.c,
14901 graphite-optimize-isl.c, graphite-poly.c,
14902 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
14903 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
14904 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
14905 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
14906 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
14907 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
14908 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
14909 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
14910 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
14911 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
14912 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
14913 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
14914 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
14915 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
14916 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
14917 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
14918 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
14919 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
14920 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
14921 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
14922 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
14923 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
14924 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
14925 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
14926 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
14927 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
14928 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
14929 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
14930 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
14931 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
14932 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
14933 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
14934 tree-ssa-uncprop.c, tree-ssa-uninit.c,
14935 tree-switch-conversion.c, tree-tailcall.c,
14936 tree-vect-data-refs.c, tree-vect-loop.c,
14937 tree-vect-loop-manip.c, tree-vectorizer.c,
14938 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
14939 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
14940 only if needed. If tree-pass.h is included, do not include timevar.h
14941 and dumpfile.h. If tree-pass.h is not included but dump_file, or
14942 dump_flags, or the TDF_* flags are used, include dumpfile.h.
14943 If gimple-pretty-print.h is included, don't include
14944 tree-pretty-print.h. Remove assorted unnecessary includes.
14946 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
14947 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
14948 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
14949 Include dumpfile.h.
14950 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
14951 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
14952 spu/t-spu-elf: Fix dependencies.
14954 2012-07-16 Dehao Chen <dehao@google.com>
14957 2012-07-10 Dehao Chen <dehao@google.com>
14959 * tree.h (phi_arg_d): New field.
14960 * tree-flow-inline.h (gimple_phi_arg_block): New function.
14961 (gimple_phi_arg_block_from_edge): New function.
14962 (gimple_phi_arg_set_block): New function.
14963 (gimple_phi_arg_has_block): New function.
14964 (redirect_edge_var_map_block): New function.
14965 * tree-flow.h (_edge_var_map): New field.
14966 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
14967 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
14968 redirect_edge_var_map_add.
14969 * tree-outof-ssa.c (_elim_graph): New field.
14970 (insert_partition_copy_on_edge): New parameter.
14971 (insert_value_copy_on_edge): New parameter.
14972 (insert_rtx_to_part_on_edge): New parameter.
14973 (insert_part_to_rtx_on_edge): New parameter.
14974 (elim_graph_add_edge): New parameter.
14975 (elim_graph_remove_succ_edge): New parameter.
14976 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
14977 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
14978 (new_elim_graph): Add block debug info.
14979 (clear_elim_graph): Likewise.
14980 (delete_elim_graph): Likewise.
14981 (elim_graph_add_node): Likewise.
14982 (elim_graph_add_edge): Likewise.
14983 (elim_graph_remove_succ_edge): Likewise.
14984 (eliminate_build): Likewise.
14985 (elim_forward): Likewise.
14986 (elim_unvisited_predecessor): Likewise.
14987 (elim_backward): Likewise.
14988 (elim_create): Likewise.
14989 (eliminate_phi): Likewise.
14990 (insert_backedge_copies): Likewise.
14991 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
14993 (rewrite_add_phi_arguments): Likewise.
14994 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
14995 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
14996 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
14997 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
14998 * tree-ssa-loop-manip.c (create_iv): Likewise.
14999 (add_exit_phis_edge): Likewise.
15000 (split_loop_exit_edge): Likewise.
15001 (copy_phi_node_args): Likewise.
15002 (tree_transform_and_unroll_loop): Likewise.
15003 * value-prof.c (gimple_ic): Likewise.
15004 (gimple_stringop_fixed_value): Likewise.
15005 * tree-tailcall.c (add_successor_phi_arg): Likewise.
15006 (eliminate_tail_call): Likewise.
15007 (create_tailcall_accumulator): Likewise.
15008 (tree_optimize_tail_calls_1): Likewise.
15009 * tree-phinodes.c (add_phi_arg): Likewise.
15010 (make_phi_node): Likewise.
15011 (resize_phi_node): Likewise.
15012 (remove_phi_arg_num): Likewise.
15013 * omp-low.c (expand_parallel_call): Likewise.
15014 (expand_omp_for_static_chunk): Likewise.
15015 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
15017 (slpeel_update_phi_nodes_for_guard1): Likewise.
15018 (slpeel_update_phi_nodes_for_guard2): Likewise.
15019 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15020 (set_prologue_iterations): Likewise.
15021 (slpeel_tree_peel_loop_to_edge): Likewise.
15022 (vect_loop_versioning): Likewise.
15023 * tree-parloops.c (create_phi_for_local_result): Likewise.
15024 (transform_to_exit_first_loop): Likewise.
15025 (create_parallel_loop): Likewise.
15026 * ipa-split.c (split_function): Likewise.
15027 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
15028 (vect_create_epilog_for_reduction): Likewise.
15029 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
15030 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
15031 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
15032 (cond_if_else_store_replacement_1): Likewise.
15033 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
15034 (remove_forwarder_block_with_phi): Likewise.
15035 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
15036 * tree-predcom.c (initialize_root_vars): Likewise.
15037 (initialize_root_vars_lm): Likewise.
15038 * sese.c (sese_add_exit_phis_edge): Likewise.
15039 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
15040 * tree-ssa.c (flush_pending_stmts): Likewise.
15041 (redirect_edge_var_map_add): Likewise.
15042 (ssa_redirect_edge): Likewise.
15043 * gimple-streamer-in.c (input_phi): Likewise.
15044 * tree-vect-stmts.c (vectorizable_load): Likewise.
15045 * tree-inline.c (copy_phis_for_bb): Likewise.
15046 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
15047 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
15048 * tree-cfg.c (reinstall_phi_args): Likewise.
15049 (gimple_make_forwarder_block): Likewise.
15050 (add_phi_args_after_copy_edge): Likewise.
15051 (gimple_duplicate_sese_tail): Likewise.
15053 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
15055 * config/i386/i386.md (stack_protect_set): Disable the pattern
15056 for Android since Android libc (bionic) does not provide random
15057 value for stack protection guard at gs:0x14. Guard value
15058 will be provided from external symbol (default implementation).
15059 (stack_protect_set_<mode>): Likewise.
15060 (stack_protect_test): Likewise.
15061 (stack_protect_test_<mode>): Likewise.
15063 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
15065 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
15066 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
15067 CONSTANT_P and cris_legitimate_address_p.
15068 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
15069 (cris_preferred_reload_class): Don't return GENERAL_REGS as
15070 preferred to MOF_SRP_REGS.
15072 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
15073 of library functions for basic atomic compare-and-swap.
15074 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
15075 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
15076 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
15077 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
15078 ("atomic_compare_and_swap<mode>")
15079 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
15080 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
15081 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
15082 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
15083 (atomic_op_op_pred): Ditto.
15084 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
15085 reflect the change to include %2 in expansion. All callers changed.
15086 (qm3): New mode_attr.
15087 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
15088 as predicate for operand 2.
15089 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
15090 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
15091 constraint for operand 2.
15092 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
15093 nonmemory_operand for operand 3.
15094 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
15095 exclude memory. Improve emitted sync code for v10 and v32. Use
15096 <qm3> instead of <m> for size designator for cmp.
15097 ("atomic_compare_and_swap<mode>"): Change predicate to
15098 nonmemory_operand for operand 3. Add FIXME.
15099 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
15100 constraints for operand 3 to exclude memory.
15101 ("atomic_fetch_<atomic_op_name><mode>")
15102 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
15103 calls on result of call to need_atomic_barrier_p.
15105 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
15107 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
15108 with mflo and mtlo.
15109 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
15110 and mtlo. Adjust move_type->type mapping.
15111 (may_clobber_hilo): Split mthilo into mthi and mtlo.
15112 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
15113 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
15114 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
15115 instead of mthilo and mfhilo.
15116 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
15117 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
15118 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
15119 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
15120 Use mflo instead of mfhilo.
15121 * config/mips/10000.md (r10k_arith): Split mthilo.
15122 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
15123 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
15124 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
15125 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
15127 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
15128 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
15130 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
15131 * config/mips/5400.md (ir_vr54_hilo): Likewise.
15132 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
15133 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
15134 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
15135 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
15136 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
15137 * config/mips/generic.md (generic_hilo): Likewise.
15138 * config/mips/loongson2ef.md (ls2_alu): Likewise.
15139 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
15140 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
15141 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
15142 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
15143 * config/mips/xlr.md (xlr_hilo): Likewise.
15145 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
15146 Sandra Loosemore <sandra@codesourcery.com>
15148 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
15150 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
15152 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
15155 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
15157 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
15159 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
15162 * config/spu/spu.c (spu_init_cost): Mark static.
15163 (spu_add_stmt_cost): Likewise.
15164 (spu_finish_cost): Likewise.
15165 (spu_destroy_cost_data): Likewise.
15166 * config/i386/i386.c (ix86_init_cost): Mark static.
15167 (ix86_add_stmt_cost): Likewise.
15168 (ix86_finish_cost): Likewise.
15169 (ix86_destroy_cost_data): Likewise.
15170 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
15171 (rs6000_add_stmt_cost): Likewise.
15172 (rs6000_finish_cost): Likewise.
15173 (rs6000_destroy_cost_data): Likewise.
15175 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
15177 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
15178 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
15179 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
15181 * alloc-pool.h (pool_alloc): Likewise.
15183 * final.c (final): Do not loop to find max_uid.
15185 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
15187 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
15188 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
15190 2012-07-13 Richard Guenther <rguenther@suse.de>
15192 PR tree-optimization/53907
15193 * tree-ssa-forwprop.c (associate_pointerplus): New function.
15194 (ssa_forward_propagate_and_combine): Call it.
15196 2012-07-13 Richard Guenther <rguenther@suse.de>
15198 PR tree-optimization/53922
15199 * tree-vrp.c (value_inside_range): Change prototype to take
15200 min/max instead of value-range.
15201 (range_includes_zero_p): Likewise. Return the result from
15202 value_inside_range.
15203 (extract_range_from_binary_expr_1): Adjust to handle dont-know
15204 return value from range_includes_zero_p.
15205 (extract_range_from_unary_expr_1): Likewise.
15206 (compare_range_with_value): Likewise.
15207 (vrp_meet_1): Likewise.
15209 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
15211 * doc/tm.texi: Regenerate.
15212 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
15213 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
15214 (TARGET_VECTORIZE_FINISH_COST): Likewise.
15215 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
15216 * targhooks.c (default_init_cost): New function.
15217 (default_add_stmt_cost): Likewise.
15218 (default_finish_cost): Likewise.
15219 (default_destroy_cost_data): Likewise.
15220 * targhooks.h (default_init_cost): New decl.
15221 (default_add_stmt_cost): Likewise.
15222 (default_finish_cost): Likewise.
15223 (default_destroy_cost_data): Likewise.
15224 * target.def (init_cost): New DEFHOOK.
15225 (add_stmt_cost): Likewise.
15226 (finish_cost): Likewise.
15227 (destroy_cost_data): Likewise.
15228 * target.h (struct _stmt_vec_info): New extern decl.
15229 (stmt_vectype): Likewise.
15230 (stmt_in_inner_loop_p): Likewise.
15231 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
15232 (stmt_vector_for_cost): New VEC/typedef.
15233 (add_stmt_info_to_vec): New function.
15234 (struct _slp_tree): Remove cost.inside_of_loop field.
15235 (struct _slp_instance): Remove cost.inside_of_loop field; add
15236 stmt_cost_vec field.
15237 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
15238 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
15239 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
15240 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
15241 (struct _loop_vec_info): Add target_cost_data field.
15242 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
15243 (struct _bb_vec_info): Add target_cost_data field.
15244 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
15245 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
15246 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
15247 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
15248 (init_cost): New function.
15249 (add_stmt_cost): Likewise.
15250 (finish_cost): Likewise.
15251 (destroy_cost_data): Likewise.
15252 (vect_model_simple_cost): Change parameter list.
15253 (vect_model_store_cost): Likewise.
15254 (vect_model_load_cost): Likewise.
15255 (record_stmt_cost): New extern decl.
15256 (vect_get_load_cost): Change parameter list.
15257 (vect_get_store_cost): Likewise.
15258 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
15259 (destroy_loop_vec_info): Call destroy_cost_data.
15260 (vect_estimate_min_profitable_iters): Remove old calculation of
15261 inside costs; call finish_cost instead.
15262 (vect_model_reduction_cost): Call add_stmt_cost instead of old
15263 inside-costs calculation.
15264 (vect_model_induction_cost): Likewise.
15265 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
15266 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
15267 and vect_get_store_cost to obtain the value to return.
15268 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
15269 vect_get_data_access_cost and store it in the minimum peeling
15271 (vect_peeling_hash_choose_best_peeling): Change the parameter list
15272 to add a (stmt_vector_for_cost *) output parameter, and set its value.
15273 (vect_enhance_data_refs_alignment): Ignore the new return value from
15274 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
15275 vect_peeling_hash_choose_best_peeling and pass its contents to the
15277 * tree-vect-stmts.c (stmt_vectype): New function.
15278 (stmt_in_inner_loop_p): Likewise.
15279 (record_stmt_cost): Likewise.
15280 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
15281 record_stmt_cost instead of old calculation; don't call
15282 stmt_vinfo_set_inside_of_loop_cost.
15283 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
15284 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
15285 (vect_model_store_cost): Add stmt_cost_vec parameter; call
15286 record_stmt_cost instead of old calculation; add stmt_cost_vec
15287 parameter to vect_get_store_cost call; don't call
15288 stmt_vinfo_set_inside_of_loop_cost.
15289 (vect_get_store_cost): Add stmt_cost_vec parameter; call
15290 record_stmt_cost instead of old calculation.
15291 (vect_model_load_cost): Add stmt_cost_vec parameter; call
15292 record_stmt_cost instead of old calculation; add stmt_cost_vec
15293 parameter to vect_get_load_cost call; don't call
15294 stmt_vinfo_set_inside_of_loop_cost.
15295 (vect_get_load_cost): Add stmt_cost_vec parameter; call
15296 record_stmt_cost instead of old calculation.
15297 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
15298 (vectorizable_conversion): Likewise.
15299 (vectorizable_assignment): Likewise.
15300 (vectorizable_shift): Likewise.
15301 (vectorizable_operation): Likewise.
15302 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
15303 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
15304 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
15305 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
15306 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
15307 (TARGET_VECTORIZE_FINISH_COST): Likewise.
15308 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
15309 (spu_init_cost): New function.
15310 (spu_add_stmt_cost): Likewise.
15311 (spu_finish_cost): Likewise.
15312 (spu_destroy_cost_data): Likewise.
15313 * config/i386/i386.c (ix86_init_cost): New function.
15314 (ix86_add_stmt_cost): Likewise.
15315 (ix86_finish_cost): Likewise.
15316 (ix86_destroy_cost_data): Likewise.
15317 (TARGET_VECTORIZE_INIT_COST): New macro def.
15318 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
15319 (TARGET_VECTORIZE_FINISH_COST): Likewise.
15320 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
15321 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
15322 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
15323 (TARGET_VECTORIZE_FINISH_COST): Likewise.
15324 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
15325 (rs6000_init_cost): New function.
15326 (rs6000_add_stmt_cost): Likewise.
15327 (rs6000_finish_cost): Likewise.
15328 (rs6000_destroy_cost_data): Likewise.
15329 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
15330 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
15331 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
15332 stmt_cost_vec parameter to vect_model_store_cost and
15333 vect_model_simple_cost calls.
15334 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
15335 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
15336 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
15337 calculating cost more than once for loads; remove inside_cost
15338 parameter from recursive vect_build_slp_tree calls; call
15339 record_stmt_cost instead of old calculation.
15340 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
15341 the instance; free it on premature exit; remove inside_cost parameter
15342 from vect_build_slp_tree call; add stmt_cost_vec parameter to
15343 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
15344 (new_bb_vec_info): Call init_cost.
15345 (destroy_bb_vec_info): Call destroy_cost_data.
15346 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
15347 statement recorded with an SLP instance; call finish_cost instead of
15348 the old calculation.
15349 (vect_update_slp_costs_according_to_vf): Record statement costs from
15350 SLP instances, multiplying by the appropriate number of copies; don't
15351 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
15353 2012-07-13 Richard Guenther <rguenther@suse.de>
15355 PR middle-end/53937
15356 * builtins.c (get_pointer_alignment_1): Handle constant
15359 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
15360 Steven Bosscher <steven@gcc.gnu.org>
15361 Bernd Schmidt <bernds@codesourcery.com>
15363 PR rtl-optimization/53908
15364 * df-problems.c (can_move_insns_across): When doing
15365 memory-reference book-keeping, handle call insns.
15367 2012-07-13 Richard Guenther <rguenther@suse.de>
15369 * gimple.c (gimple_types_compatible_p_1): Remove redundant
15370 type attribute comparisons.
15371 (gimple_canonical_types_compatible_p): Likewise.
15373 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
15375 PR rtl-optimization/53176
15376 * rtlanal.c (rtx_cost): Adjust default cost for X with a
15377 UNITS_PER_WORD factor for all X according to the size of
15378 its mode, not just for SUBREGs with untieable modes.
15379 Handle SET. Use factor * factor for MULT, DIV, UDIV,
15382 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
15384 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
15385 QImode and HImode splitters. Use ix86_comparison_operator.
15386 Explicitly match FLAGS_REG.
15387 (DFmode cmove splitter): Explicitly match FLAGS_REG.
15389 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
15391 * expr.h (can_move_by_pieces): Move prototype from here ...
15392 * tree.h (can_move_by_pieces): ... to here.
15393 * optabs.h (set_widening_optab_handler): Use XCNEW.
15394 * gimplify.c: Do not include expr.h.
15396 * toplev.c: Do not include dwarf2out.h.
15397 * config/ia64/ia64.c: Likewise.
15398 * config/sparc/sparc.c: Likewise.
15399 * config/sparc/t-sparc (sparc.o): Fix dependencies.
15401 * Makefile.in (toplev.o): Fix dependencies
15402 (c-family/c-gimplify.o): Likewise.
15403 (c-family/c-common.o): Likewise.
15405 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
15407 * basic-block.h (struct edge_def): Use basic_block instead of
15409 * cfgloop.h (struct loop_exit, struct loop): Likewise.
15410 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
15411 instead of union tree_node *.
15412 * rtl.h (union rtunion_def, emit_insn_before_noloc,
15413 emit_insn_after_noloc, add_insn_before, add_insn_after,
15414 debug_bb_slim): Likewise.
15415 * tree-inline.h (struct copy_body_data): Likewise.
15416 * sched-rgn.c (dump_region_dot): Likewise.
15417 * gimple.h (struct gimple_statement_base, gimple_set_bb,
15418 gsi_move_to_bb_end): Likewise.
15419 * sched-vis.c (debug_bb_slim): Likewise.
15420 (debug_bb_n_slim): Likewise.
15421 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
15422 (mn10300_block_contains_call):
15424 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
15427 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
15430 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
15432 * doc/extend.texi (Namespace Association): Alter cautionary text.
15434 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
15437 * config/sh/sh.md: Remove displacement addresssing related splits.
15439 2012-07-10 Xinliang David Li <davidxl@google.com>
15441 * doc/invoke.texi: New option documented.
15442 * flag-types.h: New enum type.
15443 * gimplify.c (gimplify_bind_expr): Control
15444 clobber generation with new option.
15445 (gimplify_target_expr): Ditto.
15446 * common.opt: New option.
15448 2012-07-10 Julian Brown <julian@codesourcery.com>
15450 * config/arm/arm.md (movsi): Don't split symbol refs here.
15451 (define_split): New.
15453 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
15456 * config/m68k/m68k.c (m68k_epilogue_uses): New.
15457 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
15458 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
15460 2012-07-10 Richard Henderson <rth@redhat.com>
15462 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
15463 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
15464 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
15465 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
15466 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
15467 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
15468 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
15469 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
15470 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
15471 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
15472 (bdesc_args): Remove entries to match.
15473 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
15474 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
15475 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
15476 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
15477 (rs6000_builtin_mul_widen_odd): Remove.
15478 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
15479 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
15480 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
15481 (spu_builtin_mul_widen_odd): Remove.
15482 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
15483 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
15484 * doc/tm.texi.in: Don't document the removed hooks.
15486 * tree-vect-stmts.c (supportable_widening_operation): Expand
15487 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
15489 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
15490 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
15491 * optabs.c (can_mult_highpart_p): New.
15492 (expand_mult_highpart): New.
15493 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
15494 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
15495 by pieces if can_mult_highpart_p.
15496 (expand_vector_divmod): Use can_mult_highpart_p and always
15497 generate MULT_HIGHPART_EXPR.
15498 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
15499 * tree-vect-stmts.c (vectorizable_operation): Likewise.
15501 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
15502 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
15503 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
15504 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
15505 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
15506 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
15507 * config/spu/spu-builtins.def: Update pattern names to match.
15509 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
15510 from altivec_vmuleub.
15511 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
15512 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
15513 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
15514 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
15515 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
15516 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
15517 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
15518 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
15520 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
15521 avx2_umulv4siv4di3.
15522 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
15523 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
15524 (mulv4si3): Remove XOP test shadowed by SSE4 test.
15525 * config/i386/i386.c (bdesc_args): Update pattern names.
15526 (ix86_expand_sse2_mulvxdi3): Likewise.
15527 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
15528 shadowed by SSE4 test.
15530 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
15531 * cfgexpand.c (expand_debug_expr): Handle them.
15532 * expr.c (expand_expr_real_2): Likewise.
15533 * fold-const.c (fold_binary_loc): Likewise.
15534 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
15535 * optabs.c (optab_for_tree_code): Likewise.
15536 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
15537 * tree-inline.c (estimate_operator_cost): Likewise.
15538 * tree-pretty-print.c (dump_generic_node): Likewise.
15539 * tree.c (commutative_tree_code): Likewise.
15540 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15541 Handle type change before looking up optab.
15542 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
15543 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
15544 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
15545 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
15546 * genopinit.c (optabs): Initialize them.
15547 * doc/md.texi: Document them.
15549 2012-07-10 Dehao Chen <dehao@google.com>
15551 * tree.h (phi_arg_d): New field.
15552 * tree-flow-inline.h (gimple_phi_arg_block): New function.
15553 (gimple_phi_arg_block_from_edge): New function.
15554 (gimple_phi_arg_set_block): New function.
15555 (gimple_phi_arg_has_block): New function.
15556 (redirect_edge_var_map_block): New function.
15557 * tree-flow.h (_edge_var_map): New field.
15558 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
15559 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
15560 redirect_edge_var_map_add.
15561 * tree-outof-ssa.c (_elim_graph): New field.
15562 (insert_partition_copy_on_edge): New parameter.
15563 (insert_value_copy_on_edge): New parameter.
15564 (insert_rtx_to_part_on_edge): New parameter.
15565 (insert_part_to_rtx_on_edge): New parameter.
15566 (elim_graph_add_edge): New parameter.
15567 (elim_graph_remove_succ_edge): New parameter.
15568 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
15569 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
15570 (new_elim_graph): Add block debug info.
15571 (clear_elim_graph): Likewise.
15572 (delete_elim_graph): Likewise.
15573 (elim_graph_add_node): Likewise.
15574 (elim_graph_add_edge): Likewise.
15575 (elim_graph_remove_succ_edge): Likewise.
15576 (eliminate_build): Likewise.
15577 (elim_forward): Likewise.
15578 (elim_unvisited_predecessor): Likewise.
15579 (elim_backward): Likewise.
15580 (elim_create): Likewise.
15581 (eliminate_phi): Likewise.
15582 (insert_backedge_copies): Likewise.
15583 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
15585 (rewrite_add_phi_arguments): Likewise.
15586 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
15587 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
15588 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
15589 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
15590 * tree-ssa-loop-manip.c (create_iv): Likewise.
15591 (add_exit_phis_edge): Likewise.
15592 (split_loop_exit_edge): Likewise.
15593 (copy_phi_node_args): Likewise.
15594 (tree_transform_and_unroll_loop): Likewise.
15595 * value-prof.c (gimple_ic): Likewise.
15596 (gimple_stringop_fixed_value): Likewise.
15597 * tree-tailcall.c (add_successor_phi_arg): Likewise.
15598 (eliminate_tail_call): Likewise.
15599 (create_tailcall_accumulator): Likewise.
15600 (tree_optimize_tail_calls_1): Likewise.
15601 * tree-phinodes.c (add_phi_arg): Likewise.
15602 (make_phi_node): Likewise.
15603 (resize_phi_node): Likewise.
15604 (remove_phi_arg_num): Likewise.
15605 * omp-low.c (expand_parallel_call): Likewise.
15606 (expand_omp_for_static_chunk): Likewise.
15607 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
15609 (slpeel_update_phi_nodes_for_guard1): Likewise.
15610 (slpeel_update_phi_nodes_for_guard2): Likewise.
15611 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15612 (set_prologue_iterations): Likewise.
15613 (slpeel_tree_peel_loop_to_edge): Likewise.
15614 (vect_loop_versioning): Likewise.
15615 * tree-parloops.c (create_phi_for_local_result): Likewise.
15616 (transform_to_exit_first_loop): Likewise.
15617 (create_parallel_loop): Likewise.
15618 * ipa-split.c (split_function): Likewise.
15619 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
15620 (vect_create_epilog_for_reduction): Likewise.
15621 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
15622 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
15623 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
15624 (cond_if_else_store_replacement_1): Likewise.
15625 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
15626 (remove_forwarder_block_with_phi): Likewise.
15627 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
15628 * tree-predcom.c (initialize_root_vars): Likewise.
15629 (initialize_root_vars_lm): Likewise.
15630 * sese.c (sese_add_exit_phis_edge): Likewise.
15631 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
15632 * tree-ssa.c (flush_pending_stmts): Likewise.
15633 (redirect_edge_var_map_add): Likewise.
15634 (ssa_redirect_edge): Likewise.
15635 * gimple-streamer-in.c (input_phi): Likewise.
15636 * tree-vect-stmts.c (vectorizable_load): Likewise.
15637 * tree-inline.c (copy_phis_for_bb): Likewise.
15638 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
15639 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
15640 * tree-cfg.c (reinstall_phi_args): Likewise.
15641 (gimple_make_forwarder_block): Likewise.
15642 (add_phi_args_after_copy_edge): Likewise.
15643 (gimple_duplicate_sese_tail): Likewise.
15645 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
15648 * config/sh/sh.c (sequence_insn_p): New function.
15649 (find_barrier, sh_insn_length_adjustment): Use it.
15651 2012-07-09 Iain Sandoe <iain@codesourcery.com>
15654 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
15656 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
15657 SUBTARGET_FOLD_BUILTIN.
15658 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
15659 SUBTARGET_FOLD_BUILTIN.
15661 2012-07-09 Iain Sandoe <iain@codesourcery.com>
15663 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
15664 runtime exceptions model setting from here ...
15665 * config/darwin.c (darwin_override_options): ... to here.
15667 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
15669 PR tree-optimization/53887
15670 * tree-cfg.c (group_case_labels_stmt): Make non-static.
15671 * tree-flow.h (group_case_labels_stmt): Add prototype.
15672 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
15673 to pre-process every switch.
15675 2012-07-09 Jason Merrill <jason@redhat.com>
15678 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
15679 (type_hash_eq): Likewise.
15681 2012-07-09 Tom de Vries <tom@codesourcery.com>
15682 Richard Guenther <rguenther@suse.de>
15684 * tree-ssa-ccp.c (optimize_unreachable): New function.
15685 (execute_fold_all_builtins): Use optimize_unreachable to optimize
15686 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
15688 2012-07-09 Richard Guenther <rguenther@suse.de>
15691 * graphite-optimize-isl.c: Make sure CU is not empty.
15693 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
15695 * gensupport.c (init_rtx_reader_args_cb): Start counting code
15696 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
15697 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
15698 the LAST_INSN_CODE marker at the end.
15699 * genoutput.c (nothing): New static struct data.
15700 (idata): Initialize to ¬hing.
15701 (idata_end): Initialize to ¬hing.next.
15702 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
15704 * genpeep.c (insn_code_number): Remove global variable.
15705 (gen_peephole): Take it as an argument instead.
15706 (main): Take insn_code_number from read_md_rtx.
15707 * optabs.h: Revert r161809:
15708 (optab_handlers): Change type of insn_code back to insn_code.
15709 (optab_handler, widening_optab_handler, set_optab_handler,
15710 set_widening_optab_handler, convert_optab_handler,
15711 set_convert_optab_handler, direct_optab_handler,
15712 set_direct_optab_handler): Remove int casts.
15713 Revert to treating the insn_code field as "insn_code".
15715 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
15717 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
15718 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
15719 * config/sh/sh-protos.h: Declare it.
15721 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
15723 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
15724 (dump_fixup_graph): Use current_function_name.
15725 (adjust_cfg_counts): Likewise.
15726 * ira-conflicts.c: Do not include tree.h.
15727 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
15729 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
15732 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
15734 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
15736 * basic-block.h: Re-group most prototypes per file.
15737 (struct edge_list): Remove num_blocks field.
15738 (dump_bb_info): Adjust prototypes.
15739 (dump_reg_info): Move prototype to regs.h.
15740 * function.h: Do not include tree.h.
15741 Include vec.h, vecir.h, input.h and machmode.h to compensate.
15742 (function_name): New prototype.
15743 * gimple.h: Include tree.h to compensate for basic-block.h change.
15744 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
15745 * regs.h (dump_reg_info): Prototype here.
15746 * regset.h: Adjust file reference in comment.
15747 (debug_regset): Remove prototype.
15748 * rtl.h: Include flags.h for flag_var_tracking_assignments.
15749 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
15750 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
15751 (dump_reg_info, dump_flow_info): Remove prototypes.
15752 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
15753 to here, the only user. Make static.
15754 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
15755 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
15756 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
15757 tree-pass.h, cfgloop.h, and tree-flow.h.
15758 Include basic-block.h, the first header I'd expect to be included.
15759 (reg_obstack): Move to df-core.c.
15760 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
15761 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
15762 (redirect_edge_succ_nodup): Move to cfghooks.c.
15763 (dump_regset, debug_regset): Move to df-core.c.
15764 (dump_bb_info): Move to cfgrtl.c.
15765 (dump_reg_info): Move to regstat.c.
15766 (dump_flow_info): Move to cfgrtl.c.
15767 (debug_flow_info): Likewise.
15768 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
15769 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
15770 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
15771 (flow_active_insn_p, forwarder_block_p, can_fallthru,
15772 could_fall_through): Move to cfgrtl.c.
15773 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
15774 (create_edge_list): Do not set edge_list's removed num_blocks.
15775 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
15776 (flow_nodes_print): Remove.
15777 (flow_edge_list_print): Remove.
15778 (inverted_post_order_compute): Use FOR_ALL_BB.
15779 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
15780 Do not call dump_reg_info.
15781 (debug_flow_info): Moved from cfg.c
15782 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
15783 to avoid looking at TDF_* flags from tree-pass.h.
15784 (flow_active_insn_p, forwarder_block_p, can_fallthru,
15785 could_fall_through): Moved from cfganal.c.
15786 (print_rtl_with_bb): Adjust dump_bb_info calls.
15787 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
15788 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
15789 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
15790 * cselib.c: Include tree.h with a FIXME.
15791 * df-core.c (reg_obstack): Moved from cfg.c.
15792 (dump_regset): Likewise.
15793 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
15794 * final.c (compute_alignments): Call dump_reg_info before
15796 * function.c (function_name): New function.
15797 (current_function_name): Use it.
15798 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
15800 * ira-conflicts.c: Include tree.h with a note.
15801 * regstat.c (dump_reg_info): Moved here from cfg.c.
15802 * loop-init.c: Include regs.h instead of hard-reg-set.h.
15803 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
15804 (rtl_loop_done): Likewise.
15805 * mcf.c: Include tree.h before langhooks.h.
15806 * predict.c (maybe_hot_count_p): Assert we have cfun.
15807 (probably_never_executed_bb_p): Likewise.
15808 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
15809 instead of dump_flow_info.
15810 * sched-deps.c: Include tree.h with a FIXME.
15811 (call_may_noreturn_p): Add FIXME note why this function has to
15812 look at function decls instead of function decl flags.
15813 * sched-vis.c: Include tree.h with a FIXME.
15814 (print_rtl_slim): Adjust dump_bb_info uses.
15815 * statistics.c (statistics_fini_pass_2): Use current_function_name
15816 to avoid including tree.h.
15817 (statistics_counter_event): Use function_name for the same reason.
15818 (statistics_histogram_event): Likewise.
15819 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
15820 instead of dump_flow_info.
15821 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
15822 before dump_flow_info.
15823 * doc/cfg.texi: Update CFG documentation.
15824 * Makefile.in (RTL_H): Depend on FLAGS_H.
15825 (GIMPLE_H): Depend on TREE_H.
15826 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
15827 but no longer on TREE_H.
15828 (C_COMMON_H): Depend on TREE_H.
15829 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
15830 sched-deps.o, sched-vis.o): Fixup dependencies.
15832 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
15834 * alias.h: Do not include coretypes.h in header files.
15835 * cppbuiltin.h: Likewise.
15836 * double-int.h: Likewise.
15837 * gimple-fold.h: Likewise.
15838 * flags.h: Likewise.
15839 * tree-ssa-alias.h: Likewise.
15840 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
15841 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
15842 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
15843 (TREE_H): Likewise.
15844 (ALIAS_H): Do not depend on coretypes.h.
15845 (FLAGS_H): Likewise.
15846 (realmpfr.o): Depend on coretypes.h.
15848 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
15850 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
15851 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
15853 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
15855 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
15856 (TARGET_FPA): Delete definition.
15857 (TARGET_MAVERICK): Likewise.
15858 (TARGET_FPA_EMU2): Likewise.
15859 (arm_fp_model): Remove FPA and Maverick models.
15860 (arm_arch_cirrus): Delete declaration.
15861 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
15862 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
15863 (CALL_USED_REGISTERS): Likewise.
15864 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
15865 (FIRST_VFP_REGNUM): Renumbered.
15866 (D7_VFP_REGNUM): Chain definition.
15867 (LAST_LO_VFP_REGNUM): Likewise.
15868 (FIRST_HI_VFP_REGNUM): Likewise.
15869 (LAST_HI_VFP_REGNUM): Likewise.
15870 (FIRST_IWMMXT_GR_REGNUM): Likewise.
15871 (LAST_IWMMXT_GR_REGNUM): Likewise.
15872 (FIRST_IWMMXT_REGNUM): Likewise.
15873 (LAST_IWMMXT_REGNUM): Likewise.
15874 (FRAME_POINTER_REGNUM): Renumbered.
15875 (ARG_POINTER_REGNUM): Renumbered.
15876 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
15877 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
15878 (HARD_REGNO_REGNUM): Remove FPA support.
15879 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
15880 (reg_class): Likewise.
15881 (REG_CLASS_NAMES): Likewise.
15882 (REG_CLASS_CONTENTS): Likewise.
15883 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
15884 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
15885 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
15886 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
15887 Reorganize. Use AAPCS preferred names.
15888 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
15890 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
15891 * arm.c (FL_CIRRUS): Delete definition.
15892 (arm_arch_cirrus): Delete variable.
15893 (arm_float_words_big_endian): Delete function.
15894 (cirrus_memory_offset): Delete function.
15895 (output_mov_long_double_fpa_from_arm): Delete function.
15896 (output_mov_long_double_arm_from_fpa): Delete function.
15897 (output_mov_double_fpa_from_arm): Delete function.
15898 (output_mov_double_arm_from_fpa): Delete function.
15899 (emit_sfm): Delete function.
15900 (maybe_get_arm_condition_code): Update comment.
15901 (arm_file_start): Always use softvfp for softfloat systems.
15902 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
15903 (arm_option_override): Remove FPA and Maverick support. Always
15904 default to vfp as the fallback FPU format.
15905 (use_return_insn): Remove FPA support.
15906 (arm_get_frame_offsets): Likewise.
15907 (arm_save_coproc_regs): Likewise.
15908 (arm_canonicalize_comparison): Remove Maverick support.
15909 (arm_select_cc_mode): Likewise.
15910 (arm_gen_compare_reg): Likewise.
15911 (arm_print_operand): Likewise.
15912 (arm_libcall_value_1): Remove FPA and Maverick support.
15913 (arm_function_value_regno_p): Likewise.
15914 (arm_apply_result_size): Likewise.
15915 (arm_legitimate_index_p): Likewise.
15916 (thumb2_legitimate_index_p): Likewise.
15917 (legitimize_reload_address): Likewise.
15918 (arm_register_move_cost): Likewise.
15919 (arm_hard_regno_mode_ok): Likewise.
15920 (arm_regno_class): Likewise.
15921 (arm_dbx_register_number): Likewise.
15922 (arm_emit_unwind_sequence): Likewise.
15923 (arm_conditional_register_usage): Likewise.
15924 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
15925 (cirrus_memory_offset): Likewise.
15926 (output_move_long_double_fpa_from_arm): Likewise.
15927 (output_move_long_double_arm_from_fpa): Likewise.
15928 (output_move_double_fpa_from_arm): Likewise.
15929 (output_move_double_arm_from_fpa): Likewise.
15930 (arm_float_words_big_endian): Likewise.
15931 * arm.md (CC_REGNUM): Renumbered.
15932 (VFPCC_REGNUM): Moved here. Renumbered.
15933 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
15934 (attr fpu): Remove FPA and Maverick support.
15935 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
15936 * arm-cores.def (ep9312): Remove Maverick support.
15937 * arm-arches.def (ep9312): Delete architecture.
15938 * arm-tables.opt: Regenerated.
15940 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
15942 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
15944 PR tree-optimization/53881
15945 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
15946 comparing labels to establish uniqueness of a switch case target,
15947 use the CFG instead.
15949 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
15951 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
15952 due to negative shift amount.
15954 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
15956 Fix configure test for "stack protector support in target C library".
15957 * configure.ac (test_prefix, test_exec_prefix): Move setting from
15958 inside sysroot handling to before and outside it.
15959 * configure: Regenerate.
15961 2012-07-06 Kai Tietz <ktietz@redhat.com>
15964 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
15965 as "/mingw/include".
15967 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
15970 * var-tracking.c (vt_add_function_parameter): Convert
15971 internal_arg_pointer into arg_pointer-based address even
15974 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
15976 PR rtl-optimization/53827
15979 * alias.c (memrefs_conflict_p): Adjust offset and size by the
15980 same amount for alignment ANDs.
15982 2012-07-06 Tom de Vries <tom@codesourcery.com>
15984 PR tree-optimization/51879
15985 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
15986 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
15987 (visit_use): Also call visit_reference_op_call for calls with a vdef.
15989 2012-07-06 Tom de Vries <tom@codesourcery.com>
15991 PR tree-optimization/52009
15992 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
15993 value numbers of gimple_vdef.
15994 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
15996 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
15997 (vn_reference_insert): Add and handle vdef parameter.
15998 (visit_reference_op_load): Add argument to vn_reference_insert call.
15999 (visit_reference_op_store): Find value number of vdef of store. Insert
16000 value number of vdef of store.
16002 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
16004 * config/i386/i386.md (simple lea to add peephole): Also transform
16005 RTXes where second PLUS operand matches output.
16007 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
16009 * config/i386/i386.c (construct_plt_address): Make static.
16010 * config/i386/i386-protos.h (construct_plt_address): Remove.
16012 2012-07-06 Nick Clifton <nickc@redhat.com>
16014 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
16015 default_encode_section_info.
16017 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
16020 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
16021 emit PIC sequence for fnaddr symbol reference in advance.
16023 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
16026 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
16028 * dwarf2out.c (function_possibly_abstracted_p): New static function.
16029 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
16030 cgraph_function_possibly_inlined_p.
16031 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
16032 (process_scope_var): Do not emit concrete instances of abstracted
16033 nested functions from here.
16034 (gen_decl_die): Emit the abstract instance if the function is possibly
16035 abstracted and not only possibly inlined.
16036 (dwarf2out_finish): Find the first non-abstract parent instance and
16037 attach concrete instances on the limbo list to it.
16039 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
16040 Julian Brown <julian@codesourcery.com>
16044 * config/arm/neon-gen.ml (return_by_ptr): Delete.
16045 (print_function): Handle empty strings.
16046 (return): Delete use of return_by_ptr.
16047 (mask_shape_for_shuffle): New function.
16048 (mask_elems): Likewise.
16049 (shuffle_fn): Likewise.
16050 (params): Simplify and remove use of return_by_ptr.
16051 (get_shuffle): New function.
16052 (print_variant): Update.
16053 * config/arm/neon.ml (rev_elems): New function.
16054 (permute_range): Likewise.
16055 (zip_range): Likewise.
16056 (uzip_range): Likewise.
16057 (trn_range): Likewise.
16058 (zip_elems): Likewise.
16059 (uzip_elems): Likewise.
16060 (trn_elems): Likewise.
16061 (features): New enumeration Use_shuffle. Delete ReturnPtr.
16064 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
16065 * config/arm/arm_neon.h: Regenerate.
16067 2012-07-05 Richard Guenther <rguenther@suse.de>
16069 * tree-pretty-print.c (dump_generic_node): Properly test
16070 the result of exact_log2.
16072 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16074 * config/s390/s390-protos.h (s390_expand_movmem)
16075 (s390_expand_cmpmem): Add return value.
16076 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
16077 Return FALSE to use the library function in some cases.
16078 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
16081 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16083 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
16085 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
16087 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
16088 * stmt.c (dump_case_nodes): New.
16089 (expand_case): Split out code generation parts into new functions.
16090 (expand_switch_as_decision_tree_p): Split out from expand_case.
16091 (emit_case_decision_tree): Likewise.
16092 (emit_case_dispatch_table): Likewise.
16094 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16096 * config/arm/iterators.md (SDF): New mode iterator.
16097 (V_if_elem): Add support for SF and DF modes.
16099 (F_constraint): New mode iterator attribute.
16100 (F_fma_type): Likewise.
16101 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
16102 (*fmsub<SDF:mode>4): Likewise.
16103 (*fmnsub<SDF:mode>4): Likewise.
16104 (*fmnadd<SDF:mode>4): Likewise.
16106 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
16108 * expmed.c (expand_mult): Initialize coeff and is_neg.
16110 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
16112 * config/sh/predicates.md (zero_extend_operand): New predicate.
16113 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
16114 zero_extend_operand predicate.
16115 (zero_extendqisi2): Likewise.
16117 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
16119 PR middle-end/53321
16120 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
16121 to not call cgraph_propagate_frequency if something was changed.
16123 2012-07-04 Richard Guenther <rguenther@suse.de>
16125 PR middle-end/53433
16126 * gimple-fold.c (get_base_constructor): Do not return an
16127 error_mark_node DECL_INITIAL.
16129 2012-07-04 Richard Guenther <rguenther@suse.de>
16131 PR tree-optimization/53844
16132 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
16133 the loop virtual PHI.
16135 2012-07-04 Richard Guenther <rguenther@suse.de>
16137 PR tree-optimization/53849
16138 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
16139 for duplicated locals. Use add_referenced_var_1 to avoid
16140 pushing/popping cfun.
16142 2012-07-04 Kai Tietz <ktietz@redhat.com>
16144 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
16145 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
16147 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
16148 as i386_pe_reloc_rw_mask.
16150 2012-07-04 Richard Guenther <rguenther@suse.de>
16152 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
16153 as in free_lang_data_in_type.
16155 2012-07-04 Tobias Grosser <tobias@grosser.es>
16156 Michael Matz <matz@suse.de>
16158 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
16159 (graphite-optimize-isl.o): Add dependencies.
16160 * common.opt (floop-nest-optimize): New flag.
16161 * doc/invoke.texi (floop-nest-optimize): Document.
16162 * graphite-dependences.c (compute_deps): Export.
16163 * graphite-poly.h (compute_deps): Declare.
16164 * graphite-optimize-isl.c: New file.
16165 * graphite-poly.c (apply_poly_transforms): Run the loop
16167 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
16168 if -floop-nest-optimize is enabled.
16170 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
16172 * config/sh/predicates.md (logical_and_operand): New predicate.
16173 * config/sh/constraints.md (Jmb, Jmw): New constraints.
16174 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
16175 of 0xFFFF constant. Use logical_and_operand predicate and
16176 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
16177 (*andsi3_compact): Make it an insn_and_split. Use
16178 logical_and_operand predicate. Add Jmb,Jmw alternatives.
16180 2012-07-03 Jason Merrill <jason@redhat.com>
16183 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
16185 2012-07-03 Nick Clifton <nickc@redhat.com>
16187 * config/mep/mep.c (mep_reorg_regmove): Use
16188 next_nonnote_non_debug_insn to advance to the next insn. Do not
16189 expect delete_insn to return an rtx.
16191 2012-07-03 Richard Guenther <rguenther@suse.de>
16193 * doc/install.texi (CLooG): Clarify how CLooG needs to be
16194 configured and that it needs to be built against ISL 0.10.
16196 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
16198 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
16199 code model string in the error message.
16201 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
16204 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
16205 sibcall_insn_operand. Move it to a temporary register if not.
16207 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
16210 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
16213 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
16215 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
16217 2012-07-03 Roland McGrath <mcgrathr@google.com>
16219 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
16220 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
16221 * configure: Regenerated.
16222 * config/i386/i386.md (simple_return_internal_long): Use %;
16223 (ctz<mode>2): Likewise.
16224 (*pause): Likewise.
16226 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
16229 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
16231 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
16232 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
16233 gen_branch_true and gen_branch_false.
16234 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
16236 (branch_true, branch_false): Use t_reg_operand predicate.
16237 (*branch_true, *branch_false): Delete.
16238 (movt): Use t_reg_operand predicate.
16239 (*negnegt): Use negt_reg_operand predicate and fold little and big
16241 (*movtt): Use t_reg_operand and fold little and big endian variants.
16242 (*movt_qi): Delete.
16244 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
16246 * stmt.c (emit_case_bit_tests): Remove.
16247 (expand_case): Remove expand_switch_using_bit_tests_p code.
16248 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
16249 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
16250 (lshift_cheap_p): Likewise.
16251 (expand_switch_using_bit_tests_p): Likewise.
16252 (struct case_bit_test): Likewise.
16253 (case_bit_test_cmp): Likewise.
16254 (emit_case_bit_tests): New implementation for GIMPLE.
16255 (gen_inbound_check): Do not release post-dominator info here.
16256 (process_switch): Reorder code. Expand as bit tests if it
16258 (do_switchconv): Release post-dominator info here if something changed.
16259 (struct gimple_opt_pass): Verify more.
16260 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
16262 2012-07-02 Martin Jambor <mjambor@suse.cz>
16264 PR middle-end/38474
16265 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
16266 dynamic type change check.
16268 2012-07-02 Richard Guenther <rguenther@suse.de>
16269 Michael Matz <matz@suse.de>
16270 Tobias Grosser <tobias@grosser.es>
16271 Sebastian Pop <sebpop@gmail.com>
16273 * Makefile.in: Remove PPL flags in favor of ISL ones.
16274 (BACKENDLIBS): Remove PPL libs.
16275 (INCLUDES): Remove PPL includes in favor of ISL ones.
16276 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
16277 graphite-cloog-compat.h dependencies.
16278 (graphite-dependences.o): Likewise.
16279 (graphite-poly.o): Likewise.
16280 * configure.ac: Declare ISL vars instead of PPL ones.
16281 * configure: Regenerated.
16282 * doc/install.texi: Replace PPL requirement documentation with ISL one.
16283 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
16284 * graphite-clast-to-gimple.c: Likewise.
16285 * graphite-dependences.c: Likewise.
16286 * graphite-interchange.c: Likewise.
16287 * graphite-poly.h: Likewise.
16288 * graphite-poly.c: Likewise.
16289 * graphite-sese-to-poly.c: Likewise.
16290 * graphite.c: Likewise.
16291 * graphite-scop-detection.c: Re-arrange includes.
16292 * graphite-cloog-util.c: Remove.
16293 * graphite-cloog-util.h: Likewise.
16294 * graphite-ppl.h: Likewise.
16295 * graphite-ppl.c: Likewise.
16296 * graphite-dependences.h: Likewise.
16298 2012-07-02 Richard Guenther <rguenther@suse.de>
16300 Merge from graphite branch
16301 2011-07-21 Tobias Grosser <tobias@grosser.es>
16303 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
16304 Remove graphite-cloog-util.h.
16305 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
16306 build_iv_mapping, translate_clast_user, translate_clast,
16307 free_scattering, initialize_cloog_names, build_cloog_prog,
16308 create_params_index): Do not use old compatibility functions.
16309 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
16310 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
16311 compatibility functions.
16312 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
16314 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
16315 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
16317 * graphite-cloog-compat.h: Remove.
16319 2011-08-09 Tobias Grosser <tobias@grosser.es>
16321 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
16322 of the string, no just a reference.
16323 (clast_name_index): Add a new field, that specifies if we need to free
16325 (free_clast_name_index): If necessary, free the name string.
16326 (clast_name_index_elt_info): Calculate the hash based on the string
16327 content, not the memory location it is stored in.
16328 (clast_name_to_level): Specify that we do not need to free the name.
16329 (clast_name_to_index): Dito.
16330 (clast_name_to_lb_ub): Dito.
16331 (eq_clast_name_indexes): Compare the strings, not their base pointers.
16332 (free_scattering): Removed.
16333 (initialize_cloog_names): Renamed to add_names_to_union_domain().
16334 (add_names_to_union_domain): Changed to work on a union_domain,
16335 instead of a CloogNames structure.
16336 (build_cloog_prog): Removed.
16337 (build_cloog_union_domain): New.
16338 (generate_cloog_input): New.
16339 (scop_to_clast): Use CloogInput instead of CloogProgram.
16340 (print_generated_program): Adapt to new scop_to_clast() and do not
16341 print the CloogProgram any more.
16342 (create_params_index): Removed, functionality integrated in
16343 add_names_to_union_domain().
16344 (gloog): Adapt to new scop_to_clast().
16345 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
16347 2012-01-11 Tobias Grosser <tobias@grosser.es>
16349 * graphite-clast-to-gimple.c (clast_name_to_index,
16350 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
16351 (clast_to_gcc_expression): Add clast_expr_name as a new
16352 case. Do not assume a clast_expr_term points always to a
16354 (type_for_clast_term): Do not assume a clast_expr_term points always to
16356 (type_for_clast_name): New.
16357 (type_for_clast_expr): Add clast_expr_name as a new case.
16359 2011-08-03 Sebastian Pop <sebpop@gmail.com>
16361 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
16362 new_Cloog_Scattering_from_ppl_Polyhedron,
16363 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
16365 2012-07-02 Jakub Jelinek <jakub@redhat.com>
16367 PR tree-optimization/53645
16368 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
16369 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
16371 2012-07-01 Wei Guozhi <carrot@google.com>
16374 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
16375 * config/arm/arm.c (const_ok_for_dimode_op): New function.
16376 * config/arm/constraints.md (Dd): New constraint.
16377 * config/arm/predicates.md (arm_adddi_operand): New predicate.
16378 * config/arm/arm.md (adddi3): Extend it to handle constants.
16379 (arm_adddi3): Likewise.
16380 (addsi3_carryin_<optab>): Extend it to handle sbc case.
16381 (addsi3_carryin_alt2_<optab>): Likewise.
16382 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
16384 2012-06-30 Nathan Sidwell <nathan@acm.org>
16386 * coverage.c (bbg_file_stamp): New.
16387 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
16388 (build_info): Write bbg_file_stamp.
16389 (coverage_init): Initialize bbg_file_stamp. Read counts file
16390 before writing graph header.
16391 (coverage_finish): Don't unlink the data file if we can generate a
16393 * tree.h (crc32_unsigned): Declare.
16394 * tree.c (crc32_unsigned_bits): New, broken out of ...
16395 (crc32_byte): ... here. Use it.
16396 (crc32_unsigned): New.
16398 2012-06-29 Cary Coutant <ccoutant@google.com>
16400 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
16401 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
16402 (gen_variable_die): Likewise.
16403 (gen_namespace_die): Likewise.
16405 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
16407 * tree-eh.c (lower_try_finally_switch): Really put the location of the
16408 last statement of the finally block onto the switch.
16410 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
16413 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
16416 2012-06-29 Sterling Augustine <saugustine@google.com>
16418 * dwarf2out.c (add_pubname): Add comment.
16419 (add_pubtype): Fix indentation.
16420 (gen_enumeration_type_die): Likewise.
16422 2012-06-29 Jakub Jelinek <jakub@redhat.com>
16424 * tree-vect-generic.c (expand_vector_divmod): For even/odd
16425 widening multiply, put even always as first argument to VEC_PERM_EXPR.
16427 2012-06-29 Richard Henderson <rth@redhat.com>
16429 * tree-vect-generic.c: Include target.h.
16430 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
16431 * Makefile.in (tree-vect-generic.o): Update.
16433 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
16435 * configure.ac: Remove special gtfiles case for C.
16436 * configure: Regenerate.
16437 * Makefile.in: Remove C front-end hooks and build hooks that
16438 will be picked up from c/Make-lang.in now.
16439 Add tree-mudflap to C_COMMON_OBJS.
16440 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
16441 * config/vms/vms.c: Look for c-tree.h in c/.
16442 * doc/gty.texi: Remove reference to c-config-lang.in.
16443 * doc/sourcebuild.texi: Document the c/ subdirectory.
16445 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
16447 * system.h (CASE_USE_BIT_TESTS): Poison.
16448 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
16449 (expand_switch_using_bit_tests_p): ...here.
16450 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
16451 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
16453 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
16455 * system.h (IFCVT_EXTRA_FIELDS): Poison.
16456 (IFCVT_INIT_EXTRA_FIELDS): Poison.
16457 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
16458 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
16459 IFCVT_INIT_EXTRA_FIELDS.
16460 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
16461 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
16462 IFCVT_MACHDEP_INIT.
16463 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
16464 frv_ifcvt_machdep_init.
16465 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
16466 Remove documentation.
16467 (IFCVT_MACHDEP_INIT): Document.
16468 * doc/tm.texi: Regenerate.
16470 2012-06-29 Nick Clifton <nickc@redhat.com>
16472 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
16474 2012-06-29 Jakub Jelinek <jakub@redhat.com>
16476 * tree-vect-stmts.c (vectorizable_operation): Check both
16477 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
16478 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
16480 2012-06-28 Richard Henderson <rth@redhat.com>
16482 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
16484 2012-06-28 Jakub Jelinek <jakub@redhat.com>
16486 PR tree-optimization/51581
16487 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
16488 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
16489 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
16490 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
16491 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
16492 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
16494 PR tree-optimization/53645
16495 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
16496 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
16499 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
16502 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
16503 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
16504 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
16505 avr_hard_regno_call_part_clobbered.
16507 2012-06-28 Richard Guenther <rguenther@suse.de>
16509 PR middle-end/53790
16510 * expr.c (expand_expr_real_1): Verify if the type is complete
16511 before inspecting its size.
16513 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
16515 * doc/include/gpl.texi: Remove.
16516 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
16518 2012-06-28 Jakub Jelinek <jakub@redhat.com>
16520 PR tree-optimization/53645
16521 * tree-vect-generic.c (add_rshift): New function.
16522 (expand_vector_divmod): New function.
16523 (expand_vector_operation): Use it for vector integer
16524 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
16525 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
16526 unused lguup variable with dummy_int.
16528 2012-06-28 OLivier Hainque <hainque@adacore.com>
16530 * expr.c (convert_move): Latch mem integer inputs into a
16531 register before expanding a multi-instructions sequence.
16533 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
16534 Uros Bizjak <ubizjak@gmail.com>
16535 Jakub Jelinek <jakub@redhat.com>
16539 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
16540 (vt_finalize): ... here instead, if needed.
16542 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
16547 * dce.c (word_dce_process_block): Check whether inserting debug
16548 temps are needed even for needed insns.
16549 (dce_process_block): Likewise.
16550 * df-problems.c (dead_debug_add): Add comment about multi-regs.
16551 (dead_debug_insert_temp): Likewise. Don't subreg when we're
16552 setting fewer regs than a multi-reg requires.
16554 2012-06-27 Richard Henderson <rth@redhat.com>
16556 * config/alpha/alpha.c (alpha_dimode_u): New.
16557 (alpha_init_builtins): Initialize it, and use it.
16558 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
16559 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
16560 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
16561 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
16562 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
16563 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
16564 (alpha_fold_builtin_ctpop): Likewise.
16565 (alpha_fold_builtin_umulh): Remove.
16566 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
16567 typo in MAX_ARGS check.
16569 2012-06-27 Richard Henderson <rth@redhat.com>
16571 * tree.def (MULT_HIGHPART_EXPR): New.
16572 * cfgexpand.c (expand_debug_expr): Ignore it.
16573 * expr.c (expand_expr_real_2): Handle it.
16574 * fold-const.c (int_const_binop_1): Likewise.
16575 * optabs.c (optab_for_tree_code): Likewise.
16576 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
16577 * tree-inline.c (estimate_operator_cost): Likewise.
16578 * tree-pretty-print.c (dump_generic_node): Likewise.
16579 (op_code_prio, op_symbol_code): Likewise.
16580 * tree.c (commutative_tree_code): Likewise. Also handle
16581 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
16583 2012-06-27 Richard Henderson <rth@redhat.com>
16586 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
16587 in 2012-06-23 change. Adjust two other DImode tests as well.
16589 2012-06-27 Nick Clifton <nickc@redhat.com>
16591 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
16594 2012-06-27 Richard Guenther <rguenther@suse.de>
16596 PR middle-end/53676
16597 * tree-chrec.c (chrec_convert_1): Represent truncation to
16598 a type with undefined overflow as truncation to an unsigned
16599 type converted to the type with undefined overflow.
16600 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
16601 the scalar evolution of a truncated widened operation avoid
16602 looking at the non-existing evolution of the widened operation
16605 2012-06-27 Richard Guenther <rguenther@suse.de>
16607 PR tree-optimization/53774
16608 * tree-ssa-reassoc.c (get_rank): All default defs have
16610 (init_reassoc): Precompute rank for all SSA default defs.
16612 2012-06-27 Nick Clifton <nickc@redhat.com>
16614 * config/rx/rx.md (simple_return): Use the simple_return rtx.
16616 2012-06-26 Richard Henderson <rth@redhat.com>
16618 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
16619 and don't fall thru from standard_80387_constant_p to the memory
16622 2012-06-26 Richard Henderson <rth@redhat.com>
16624 * config/i386/i386.c (bdesc_args): Update. Change
16625 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
16626 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
16627 (ix86_builtin_mul_widen_even): Use it.
16628 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
16629 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
16630 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
16632 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
16633 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
16634 (vec_widen_smult_even_v4si): New.
16636 2012-06-26 Richard Henderson <rth@redhat.com>
16638 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
16639 to expander; move guts to ...
16640 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
16641 highparts before shifting up.
16642 * config/i386/i386-protos.h: Update.
16644 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
16646 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
16647 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
16648 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
16650 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
16652 * var-tracking.c (vt_add_function_parameter): Use a preserved
16653 VALUE for the MEM address of an incoming parameter.
16655 2012-06-26 Sterling Augustine <saugustine@google.com>
16657 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
16658 (prune_unused_types): Likewise.
16660 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
16662 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
16663 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
16664 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
16665 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
16666 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
16667 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
16668 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
16669 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
16670 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
16672 * doc/tm.texi: Regenerate.
16673 * doc/cpp.texi: Make example for #error generic.
16674 * config/frv/frv.h: Fix example text to match tm.texi.
16676 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
16678 * tree-pass.h (pass_strength_reduction): New decl.
16679 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
16680 (finalize_costs): Likewise.
16681 * timevar.def (TV_TREE_SLSR): New timevar.
16682 * gimple-ssa-strength-reduction.c: New.
16683 * tree-flow.h (initialize_costs): New decl.
16684 (finalize_costs): Likewise.
16685 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
16686 * passes.c (init_optimization_passes): Add pass_strength_reduction.
16688 2012-06-26 Matt Turner <mattst88@gmail.com>
16690 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
16691 (__builtin_arm_tinsrh): Likewise.
16692 (__builtin_arm_tinsrw): Likewise.
16693 (__builtin_arm_wsadb): Add missing v2si parameter.
16694 (__builtin_arm_wsadh): Likewise.
16695 (__builtin_arm_getwcx): Delete.
16696 (__builtin_arm_setwcx): Delete.
16697 (__builtin_arm_getwcgr0): Add.
16698 (__builtin_arm_getwcgr1): Add.
16699 (__builtin_arm_getwcgr2): Add.
16700 (__builtin_arm_getwcgr3): Add.
16701 (__builtin_arm_setwcgr0): Add.
16702 (__builtin_arm_setwcgr1): Add.
16703 (__builtin_arm_setwcgr2): Add.
16704 (__builtin_arm_setwcgr3): Add.
16706 2012-06-26 Richard Guenther <rguenther@suse.de>
16709 2012-06-21 Richard Guenther <rguenther@suse.de>
16711 * tree-inline.c (estimate_num_insns): Estimate call cost for
16712 tailcalls properly.
16714 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
16717 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
16718 * doc/tm.texi: Regenerate.
16720 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
16723 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
16724 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
16725 * doc/tm.texi.in: Remove documentation for unused target macros
16726 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
16727 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
16728 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
16729 TARGET_NARROW_VOLATILE_BITFIELDS.
16730 Document that MD_HANDLE_UNWABI is a macro in libgcc.
16731 * doc/tm.texi: Regenerate.
16732 * system.h: Poison target macros
16733 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
16734 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
16735 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
16736 TARGET_NARROW_VOLATILE_BITFIELDS
16738 2012-06-26 Jan Hubicka <jh@suse.cz>
16741 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
16744 2012-06-26 Dehao Chen <dehao@google.com>
16746 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
16747 source location is consistant with the call stmt.
16749 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
16751 PR tree-optimization/53729
16752 PR tree-optimization/53636
16753 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
16754 vect_verify_datarefs_alignment until after statements have
16755 been marked as relevant/irrelevant.
16756 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
16757 Skip irrelevant statements.
16758 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
16759 instead of STMT_VINFO_RELEVANT.
16760 (vect_get_data_access_cost): Do not check for supportable
16761 alignment before calling vect_get_load_cost/vect_get_store_cost.
16762 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
16763 handling unsupported alignment.
16764 (vect_get_load_cost): Likewise.
16766 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
16768 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
16769 Do not define JMP_BUF_SIZE.
16771 2012-06-26 Jakub Jelinek <jakub@redhat.com>
16773 PR tree-optimization/53748
16774 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
16775 if arg0/arg1 have integral or pointer types.
16777 2012-06-25 Richard Henderson <rth@redhat.com>
16779 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
16780 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
16781 (sdot_prodv4si): New; handle only XOP.
16783 2012-06-25 Richard Henderson <rth@redhat.com>
16785 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
16786 (V2UDI_FUNC_V4USI_V4USI): New.
16787 (V4UDI_FUNC_V8USI_V8USI): New.
16788 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
16789 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
16790 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
16791 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
16792 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
16793 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
16794 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
16795 (bdesc_args): Add them.
16796 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
16797 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
16798 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
16799 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
16800 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
16802 2012-06-25 Richard Henderson <rth@redhat.com>
16804 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
16806 2012-06-25 Richard Henderson <rth@redhat.com>
16808 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
16810 (ix86_expand_vec_interleave): New.
16811 (ix86_expand_mul_widen_evenodd): New.
16812 (ix86_expand_mul_widen_hilo): New.
16813 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
16814 * config/i386/i386.md (u_bool) New code attr.
16815 * config/i386/predicates.md
16816 (nonimmediate_or_const_vector_operand): Remove.
16817 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
16818 both AVX and SSE4_1.
16819 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
16820 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
16821 (vec_widen<s>mult_hi_v8si): Remove.
16822 (vec_widen<s>mult_lo_v8si): Remove.
16823 (vec_widen_smult_hi_v4si): Remove.
16824 (vec_widen_smult_lo_v4si): Remove.
16825 (vec_widen_umult_hi_v4si): Remove.
16826 (vec_widen_umult_lo_v4si): Remove.
16827 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
16828 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
16829 * config/i386/i386-protos.h: Update.
16831 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
16833 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
16834 (neon_vld1_dup): Restrict to VQ operands.
16835 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
16837 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16838 James Greenhalgh <james.greenhalgh@arm.com>
16840 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
16841 (TARGET_FMA): New macro.
16842 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
16843 (TARGET_ARM_ARCH): Likewise.
16844 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
16845 (TARGET_V6M, TARGET_V7M): Likewise.
16846 (TARGET_ARM_ARCH_PROFILE): Likewise.
16847 (TARGET_ARM_FEATURE_LDREX): Likewise.
16848 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
16849 (ARM_MIN_ENUM_SIZE): Likewise.
16850 * config/arm/arm.c (arm_file_start): Refactor appropriately.
16851 (base_architecture): New enumeration.
16852 (arm_base_arch): New global variable.
16853 (processors): Add field base_arch.
16854 (ARM_ARCH, ARM_CORE): Adjust accordingly.
16855 (arm_option_override): Add initialization of arm_base_arch.
16856 * doc/cpp.texi (system-specific predefined macros.): Change.
16858 2012-06-25 Jakub Jelinek <jakub@redhat.com>
16861 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
16862 of x x x in the vmovlps load alternative.
16864 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
16867 * df.h (dead_debug_add): Remove third argument.
16868 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
16869 REG that we want to replace instead.
16870 (dead_debug_insert_temp): Use the REGNO of the reg that we want
16871 to replace instead of DF_REF_REGNO. Require there to always be
16872 at least one such use. Check for cases where the same location
16873 has more than df_ref associated with it.
16874 (df_note_bb_compute): Remove third dead_debug_add argument.
16875 * dce.c (word_dce_process_block): Likewise.
16877 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
16879 * config/v850/v850.c: Remove redundant extern declarations for
16880 last_assemble_variable_decl and size_directive_output.
16882 * doc/tm.texi.in: Document JMP_BUF_SIZE.
16883 * doc/tm.texi: Regenerate.
16884 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
16885 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
16886 * config/stormy16/stormy16.h: Likewise.
16888 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
16890 * doc/sourcebuild.texi: Add missing subdirectories.
16892 2012-06-25 Tristan Gingold <gingold@adacore.com>
16894 * config/i386/i386.h: Fix typo.
16896 2012-06-25 Tristan Gingold <gingold@adacore.com>
16898 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
16899 (seh_cfa_adjust_cfa): ... that function.
16900 (seh_emit_stackalloc): Do not emit out of range values.
16901 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
16902 UNSPEC_DEF_CFA constants.
16903 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
16904 * config/i386/i386.c (ix86_frame_pointer_required): Required
16905 for very large frames on SEH target.
16906 (ix86_compute_frame_layout): Save area is before frame pointer
16907 on SEH target. Handle very large frames.
16908 (ix86_expand_prologue): Likewise.
16910 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
16912 * output.h: (current_function_is_leaf,
16913 current_function_sp_is_unchanging,
16914 current_function_uses_only_leaf_regs): Remove.
16915 * function.c (current_function_is_leaf,
16916 current_function_sp_is_unchanging,
16917 current_function_uses_only_leaf_regs): Remove.
16918 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
16919 instead of current_function_uses_only_leaf_regs.
16920 * function.h (struct rtl_data): New fields sp_is_unchanging,
16921 is_leaf, uses_only_leaf_regs.
16922 * resource.c (init_resource_info): Replace current_function_is_leaf,
16923 current_function_sp_is_unchanging, and
16924 current_function_uses_only_leaf_regs with new crtl fields.
16925 * sdbout.c (sdbout_symbol): Likewise.
16926 * df-core.c (rest_of_handle_df_initialize): Likewise.
16927 * ira.c (ira): Likewise.
16928 * final.c (final_start_function): Likewise.
16929 * reorg.c (fill_simple_delay_slots): Likewise.
16930 * regrename.c (check_new_reg_p): Likewise.
16931 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
16932 (notice_stack_pointer_modification): Likewise.
16933 * dbxout.c (dbxout_symbol): Likewise.
16934 (dbxout_parms): Likewise.
16935 * sel-sched.c (init_regs_for_mode): Likewise.
16936 * dwarf2out.c (dbx_reg_number): Likewise.
16937 (multiple_reg_loc_descriptor): Likewise.
16938 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
16939 (gen_pop): Likewise.
16940 (ix86_select_alt_pic_regnum): Likewise.
16941 (ix86_compute_frame_layout): Likewise.
16942 (ix86_finalize_stack_realign_flags): Likewise.
16943 (ix86_expand_epilogue): Likewise.
16944 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
16945 * config/h8300/h8300.c (byte_reg): Likewise.
16946 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
16947 (c6x_save_reg): Likewise.
16948 (c6x_compute_frame_layout): Likewise.
16949 * config/pa/pa.c (pa_compute_frame_size): Likewise.
16950 (pa_output_function_prologue): Likewise.
16951 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
16952 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
16953 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
16954 (sparc_expand_prologue): Likewise.
16955 (sparc_flat_expand_prologue): Likewise.
16956 (sparc_asm_function_prologue): Likewise.
16957 (sparc_output_mi_thunk): Likewise.
16958 (sparc_frame_pointer_required): Likewise.
16959 * config/epiphany/epiphany.c (epiphany_compute_function_type):
16961 (epiphany_compute_frame_size): Likewise.
16962 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
16963 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
16964 (cris_frame_pointer_required): Likewise.
16965 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
16966 (tilepro_current_function_is_leaf): Likewise.
16967 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
16968 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
16969 * config/ia64/ia64.c (find_gr_spill): Likewise.
16970 (ia64_compute_frame_size): Likewise.
16971 (ia64_can_eliminate): Likewise.
16972 (ia64_initial_elimination_offset): Likewise.
16973 * config/m68k/m68k.c (m68k_save_reg): Likewise.
16974 (m68k_expand_epilogue): Likewise.
16975 * config/rx/rx.c (rx_get_stack_layout): Likewise.
16976 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
16977 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
16979 (picochip_output_frame_debug): Likewise.
16980 * config/sh/sh.c (sh_media_register_for_return): Likewise.
16981 (sh_allocate_initial_value): Likewise.
16982 (sh_output_mi_thunk): Likewise.
16983 * config/microblaze/microblaze.c (microblaze_must_save_register):
16985 (compute_frame_size): Likewise.
16986 (microblaze_initial_elimination_offset): Likewise.
16987 (microblaze_expand_prologue): Likewise.
16988 (microblaze_expand_epilogue): Likewise.
16989 * config/frv/frv.c (frv_expand_epilogue): Likewise.
16990 (frv_frame_pointer_required): Likewise.
16991 * config/spu/spu.c (get_pic_reg): Likewise.
16992 (direct_return): Likewise.
16993 (spu_expand_prologue): Likewise.
16994 (spu_expand_epilogue): Likewise.
16995 (spu_initial_elimination_offset): Likewise.
16996 * config/mips/mips.c (mips_global_pointer): Likewise.
16997 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16998 (mips_compute_frame_info): Likewise.
16999 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
17000 (mep_reload_pointer): Likewise.
17001 * config/rl78/rl78.c (need_to_save): Likewise.
17002 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
17003 * config/score/score.c (score_compute_frame_size): Likewise.
17004 (score_function_prologue): Likewise.
17005 * config/bfin/bfin.c (must_save_p): Likewise.
17006 (expand_prologue_reg_save): Likewise.
17007 (expand_epilogue_reg_restore): Likewise.
17008 (bfin_frame_pointer_required): Likewise.
17009 (n_regs_saved_by_prologue): Likewise.
17010 (add_to_reg): Likewise.
17011 (expand_interrupt_handler_prologue): Likewise.
17012 (expand_interrupt_handler_epilogue): Likewise.
17013 (bfin_expand_prologue): Likewise.
17014 * config/avr/avr.c (avr_regs_to_save): Likewise.
17015 (avr_prologue_setup_frame): Likewise.
17016 (expand_epilogue): Likewise.
17017 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
17018 (s390_register_info): Likewise.
17019 (s390_frame_info): Likewise.
17020 (s390_init_frame_layout): Likewise.
17021 (s390_emit_prologue): Likewise.
17024 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
17026 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
17027 * vmsdbgout: Do not undefine it if defined.
17028 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
17029 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
17030 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
17032 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
17034 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
17036 2012-06-23 Richard Henderson <rth@redhat.com>
17039 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
17040 V*QImode shifts and multiply.
17041 (ix86_expand_vecop_qihi): Support shifts.
17042 * config/i386/i386.md (any_shift): New code iterator.
17043 * config/i386/sse.md (ashlv16qi3): Merge ...
17044 (<any_shiftrt>v16qi3): ... into ...
17045 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
17046 to support SSE and AVX.
17048 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
17049 parameter into src and dest.
17050 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
17051 (vec_unpacks_hi_<V124_AVX2>): Likewise.
17052 (vec_unpacku_lo_<V124_AVX2>): Likewise.
17053 (vec_unpacks_lo_<V124_AVX2>): Likewise.
17054 * config/i386/i386-protos.h: Update.
17056 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
17057 pure expander; move expansion code ...
17058 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
17059 * config/i386/i386-protos.h: Update.
17061 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
17063 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
17064 (popcntb<mode>2): Add attribute type popcnt.
17065 (popcntd<mode>2): Ditto.
17066 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
17067 * config/rs6000/power5.md (define_insn_reservation): Ditto.
17068 * config/rs6000/power7.md (define_insn_reservation): Ditto.
17069 * config/rs6000/476.md (define_insn_reservation): Ditto.
17070 * config/rs6000/power6.md (define_insn_reservation): New
17071 reservation for popcnt instructions.
17073 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
17075 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
17077 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
17080 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
17082 * config/i386/i386.c (ix86_option_override_internal): Allow
17083 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
17085 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
17086 if SSE is disabled.
17088 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
17090 * double-int.c (double_int_multiple_of): New function.
17091 * double-int.h (double_int_multiple_of): New decl.
17092 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
17093 (mbc_entry_hash): New forward decl.
17094 (mbc_entry_eq): Likewise.
17095 (zero_cost): Change to no_cost.
17096 (mult_costs): New static var.
17097 (cost_tables_exist): Likewise.
17098 (initialize_costs): New function.
17099 (finalize_costs): Likewise.
17100 (tree_ssa_iv_optimize_init): Call initialize_costs.
17101 (add_cost): Change to add_regs_cost; distinguish costs by speed.
17102 (multiply_regs_cost): New function.
17103 (add_const_cost): Likewise.
17104 (extend_or_trunc_reg_cost): Likewise.
17105 (negate_reg_cost): Likewise.
17106 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
17108 (get_address_cost): Change add_cost to add_regs_cost; change
17109 multiply_by_cost to multiply_by_const_cost.
17110 (force_expr_to_var_cost): Change zero_cost to no_cost; change
17111 add_cost to add_regs_cost; change multiply_by_cost to
17112 multiply_by_const_cost.
17113 (split_cost): Change zero_cost to no_cost.
17114 (ptr_difference_cost): Likewise.
17115 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
17116 to multiply_by_const_cost.
17117 (get_computation_cost_at): Change add_cost to add_regs_cost; change
17118 multiply_by_cost to multiply_by_const_cost.
17119 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
17120 (determine_iv_cost): Change add_cost to add_regs_cost.
17121 (iv_ca_new): Change zero_cost to no_cost.
17122 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
17123 * tree-ssa-address.c (most_expensive_mult_to_index): Change
17124 multiply_by_cost to multiply_by_const_cost.
17125 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
17126 (add_regs_cost): New decl.
17127 (multiply_regs_cost): Likewise.
17128 (add_const_cost): Likewise.
17129 (extend_or_trunc_reg_cost): Likewise.
17130 (negate_reg_cost): Likewise.
17132 2012-06-22 Richard Guenther <rguenther@suse.de>
17134 Merge from graphite branch
17135 2011-08-10 Sebastian Pop <sebpop@gmail.com>
17137 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
17139 2012-01-13 Tobias Grosser <tobias@grosser.es>
17141 * tree-flow.h (parallelized_function_p): Declare.
17142 * tree-parloops.c (parallelized_function_p): Export.
17143 * graphite.c (graphite_transform_loops): Do not run graphite on
17144 already parallel functions.
17146 2012-06-22 Alan Modra <amodra@gmail.com>
17148 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
17149 return mem. Convert to indirect addressing if not indirect or
17150 indexed. Adjust all callers.
17152 2012-06-22 Richard Guenther <rguenther@suse.de>
17154 * gcov-iov.c: Include bconfig.h and system.h.
17156 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
17158 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
17160 2012-06-22 Richard Guenther <rguenther@suse.de>
17162 PR gcov-profile/53744
17163 * gcov-iov.c (main): Treat "" and "prerelease" the same.
17165 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
17168 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
17169 for GNU Fortran if in strict DWARF2 mode.
17171 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
17173 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
17174 DECL_IGNORED_P non-reg vars even if they are used.
17176 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
17180 * var-tracking.c (vt_get_canonicalize_base): New.
17181 (vt_canonicalize_addr, vt_stack_offset_p): New.
17182 (vt_canon_true_dep): New.
17183 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
17184 (clobber_overlaping_mems): Use vt_canonicalize_addr.
17186 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
17190 * var-tracking.c (vt_initialize): Record initial offset between
17191 arg pointer and stack pointer.
17193 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
17197 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
17200 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
17204 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
17206 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
17208 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
17210 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
17213 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
17215 2012-06-21 Meador Inge <meadori@codesourcery.com>
17218 * c-decl.c (c_push_function_context): Restore the behavior to reuse
17219 the language function allocated for -Wunused-local-typedefs.
17220 (c_pop_function_context): If necessary, clear the language function
17221 created in c_push_function_context. Always clear out the
17222 x_cur_stmt_list field of the restored language function.
17224 2012-06-21 Sterling Augustine <saugustine@google.com>
17225 Cary Coutant <ccoutant@google.com>
17227 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
17228 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
17229 (comdat_type_struct): New field 'skeleton_die'.
17230 (breakout_comdat_types): Update it.
17231 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
17232 is_namespace_die. Fix minor style violation. Call want_pubnames.
17233 (add_pubname_string): Call want_pubnames.
17234 (add_pubtype): Rework logic for calculating type name. Call
17235 is_namespace_die. Call want_pubnames.
17236 (output_pubnames): Move conditional logic deciding when to produce the
17237 section from dwarf2out_finish. Use new skeleton_die field.
17238 (base_type_die): Call add_pubtype.
17239 (gen_enumeration_type_die): Unconditionally call add_pubtype.
17240 (gen_subprogram_die): Adjust calls to add_pubname.
17241 (gen_namespace_die): Call add_pubname_string.
17242 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
17243 produce pubnames and pubtypes sections to output_pubnames.
17244 * common.opt (-gpubnames): New option.
17245 * doc/invoke.texi: Document it.
17247 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
17249 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
17251 2012-06-21 Michael Matz <matz@suse.de>
17253 PR middle-end/53688
17254 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
17257 2012-06-21 Richard Guenther <rguenther@suse.de>
17259 * tree-inline.c (estimate_num_insns): Estimate call cost for
17260 tailcalls properly.
17262 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
17264 * tree.h (DECL_SOURCE_COLUMN): New accessor.
17266 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
17268 * config/i386/i386.md (SINCOS): New int iterator.
17269 (sincos): New int attribute.
17270 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
17271 SINCOS int iterator.
17272 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
17273 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
17275 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
17277 * config/i386/i386.md (RDFSGSBASE): New int iterator.
17278 (WRFSGSBASE): Ditto.
17279 (fsgs): New int attribute.
17280 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
17281 RDFSGSBASE int iterator.
17282 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
17283 WRFSGSBASE int iterator.
17285 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
17287 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
17288 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
17289 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
17290 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
17293 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
17295 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
17297 2012-06-20 Richard Guenther <rguenther@suse.de>
17299 PR tree-optimization/30318
17300 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
17302 (range_int_cst_singleton_p): But explicitely here.
17303 (zero_nonzero_bits_from_vr): And here.
17304 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
17305 to cover all cases we can perform arbitrary precision
17306 arithmetic with double-ints.
17307 (intersect_ranges): Handle adjacent anti-ranges.
17309 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
17311 * config/i386/i386.md (rounding_insn): New int attribute.
17312 (<rounding_insn>xf2): Macroize insn from
17313 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
17314 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
17316 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
17318 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
17319 (ieee_maxmin): New int attribute.
17320 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
17321 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
17323 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
17325 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
17326 * config/arm/arm.c: Do not include c-pragma.h.
17327 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
17328 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
17329 to arm_emit_eabi_attribute.
17330 * arm-c.c: Do not include output.h.
17331 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
17332 call to arm_emit_eabi_attribute.
17333 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
17335 2012-06-20 Richard Guenther <rguenther@suse.de>
17337 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
17338 Allow adjusting alignment of user-aligned decls again.
17340 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
17342 * config/rl78/rl78-c.c: Remove unnecessary includes.
17344 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
17346 * config/cris/cris.c: Include cgraph.h.
17347 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
17349 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
17351 * emit-rtl.c (need_atomic_barrier_p): New function.
17352 * emit-rtl.h (need_atomic_barrier_p): Declare it.
17353 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
17354 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
17355 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
17356 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
17357 (mips_process_sync_loop): Use generic version instead.
17359 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
17361 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
17364 2012-06-19 Tom de Vries <vries@codesourcery.com>
17365 Maxim Kuvyrkov <maxim@codesourcery.com>
17367 * config/mips/constraints.md (ZR): New constraint.
17368 * config/mips/predicates.md (mem_noofs_operand): New predicate.
17369 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
17370 * config/mips/mips.h (TARGET_XLP): Define.
17371 (TARGET_SYNC_AFTER_SC): Update.
17372 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
17373 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
17374 XLP-specific swap and ldadd patterns.
17375 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
17377 2012-06-19 Tom de Vries <vries@codesourcery.com>
17378 Maxim Kuvyrkov <maxim@codesourcery.com>
17380 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
17381 (mips_emit_post_atomic_barrier_p): New static functions.
17382 (mips_process_sync_loop): Use them. Emit sync memory barriers in
17383 accordance with memory model semantics. Add return of CMP result for
17385 * config/mips/mips.md: Update comment.
17386 (sync_cmp): New attribute.
17387 (sync_memmodel): New attribute replacing sync_release_barrier.
17388 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
17389 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
17390 (sync_lock_test_and_set, test_and_set_12): Update.
17391 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
17392 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
17394 2012-06-19 Joseph Myers <joseph@codesourcery.com>
17396 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
17397 mov_si<mode>_e500_subreg0.
17398 (*mov_si<mode>_e500_subreg0_elf_low)
17399 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
17401 2012-06-19 Richard Henderson <rth@redhat.com>
17403 * config/alpha/alpha.c: Include params.h.
17404 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
17405 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
17407 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
17409 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
17410 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
17411 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
17413 * doc/tm.texi: Regenerate.
17414 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
17415 .objc_class_name_*.
17416 * config/darwin-c.c: Include target.h.
17417 (darwin_objc_declare_unresolved_class_reference): New function.
17418 (darwin_objc_declare_class_definition): New function.
17419 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
17420 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
17422 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
17424 * target.def (output_ident): New hook.
17425 * targhooks.h (default_asm_output_ident_directive): Add prototype.
17426 * varasm.c (assemble_asm): Only prefix a tab if the string does not
17427 already start with one.
17428 (default_asm_output_ident_directive): New function to emit
17429 .ident as a top-level asm node while parsing, or directly to
17430 asm_out_file after parsing.
17431 * toplev.c (compile_file): Print a GCC .ident with
17432 targetm.asm_out.output_ident.
17433 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
17434 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
17435 * doc/tm.texi: Update.
17437 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
17438 (TARGET_ASM_OUTPUT_IDENT): Define.
17439 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
17440 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
17441 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
17442 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
17443 (TARGET_ASM_OUTPUT_IDENT): Define.
17444 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
17445 (TARGET_ASM_OUTPUT_IDENT): Define.
17447 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
17448 * config/cris/cris.c (cris_asm_output_ident): New function.
17449 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
17451 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
17453 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
17454 (microblaze_asm_output_ident): Rewrite to work similar to
17455 default_asm_output_ident_directive for front-end .idents.
17456 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
17457 (TARGET_ASM_OUTPUT_IDENT): Define.
17459 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
17460 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
17462 * config/rx/rx.c: Include cgraph.h for add_asm_node.
17463 (rx_asm_output_ident): New function, similar to
17464 default_asm_output_ident_directive, but handle AS100 syntax also, so
17465 that #ident also works for rx in AS100 syntax.
17466 (TARGET_ASM_OUTPUT_IDENT): Define.
17467 * config/rx/rx.h (IDENT_ASM_OP): Remove.
17469 * Makefile.in: Fix dependencies for c-family/c-lex.o.
17471 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
17473 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
17474 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
17476 (*fist<mode>2_<rounding>_1): Macroize insn from
17477 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
17478 (fistdi2_<rounding>): Macroize insn from
17479 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
17480 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
17481 corresponding splitters from fistdi2_{floor,ceil} and corresponding
17482 splitters using FIST_ROUNDING int iterator.
17483 (fist<mode>2_<rounding>): Macroize insn from
17484 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
17485 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
17486 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
17487 splitters using FIST_ROUNDING int iterator.
17488 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
17489 using FIST_ROUNDING int iterator.
17491 2012-06-19 Richard Henderson <rth@redhat.com>
17493 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
17494 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
17495 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
17496 * config/i386/sse.md (sse2_mulv4si3): Delete.
17497 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
17498 nonimmediate_or_const_vector_operand.
17500 2012-06-19 Richard Henderson <rth@redhat.com>
17502 * expmed.c (struct init_expmed_rtl): Split ...
17503 (init_expmed_one_mode): ... out of ...
17504 (init_expmed): ... here. Initialize integer vector modes also.
17505 (synth_mult): Handle integer vector modes.
17506 (choose_mult_variant): Likewise.
17507 (expand_mult_const): Likewise.
17508 (expand_mult): Likewise.
17509 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
17511 2012-06-19 Richard Henderson <rth@redhat.com>
17513 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
17514 integral vector modes.
17516 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
17518 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
17519 (rounding): New int attribute.
17521 (frndintxf2_<rounding>): Macroize insn from
17522 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
17523 (frndintxf2_<rounding>_i387): Macroize insn from
17524 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
17526 2012-06-19 Richard Guenther <rguenther@suse.de>
17528 * tree-vrp.c (union_ranges): New function.
17529 (vrp_meet_1): Use union_ranges.
17530 (vrp_meet): Dump what we union and call vrp_meet_1.
17532 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
17534 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
17535 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
17536 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
17537 (attr write_conflict, attr core_cycles): Update.
17538 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
17540 2012-06-19 Richard Guenther <rguenther@suse.de>
17542 * tree-vrp.c (intersect_ranges): Handle more cases.
17543 (vrp_intersect_ranges): Dump what we intersect and call ...
17544 (vrp_intersect_ranges_1): ... this.
17546 2012-06-19 Richard Guenther <rguenther@suse.de>
17548 PR tree-optimization/53708
17549 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
17550 user-supplied alignment and alignment of decls with the used
17553 2012-06-18 Lawrence Crowl <crowl@google.com>
17555 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
17556 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
17557 (TV_PHASE_STREAM_IN): New.
17558 (TV_PHASE_STREAM_OUT): New.
17559 * timevar.c (validate_phases): New.
17560 (timevar_print): Call validate_phases.
17561 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
17562 to TV_PHASE_OPT_GEN.
17563 * langhooks.c (write_global_declarations): Rename use of
17564 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
17565 TV_PHASE_CHECK_DBGINFO.
17566 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
17567 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
17568 lang_hooks.decls.final_write_globals.
17570 2012-06-18 David Edelshn <dje.gcc@gmail.com>
17572 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
17574 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
17577 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
17578 (*sse4_2_pcmpistr_unaligned): New.
17580 2012-06-18 Ian Bolton <ian.bolton@arm.com>
17581 Sameera Deshpande <sameera.deshpande@arm.com>
17582 Greta Yorsh <greta.yorsh@arm.com>
17584 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
17585 * config/arm/arm.c (print_multi_reg): Remove.
17586 (vfp_output_fldmd): Likewise.
17587 (arm_output_epilogue): Likewise.
17588 * config/arm/arm.md (epilogue_insns): Update condition and code.
17590 2012-06-18 Ian Bolton <ian.bolton@arm.com>
17591 Sameera Deshpande <sameera.deshpande@arm.com>
17592 Greta Yorsh <greta.yorsh@arm.com>
17594 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
17595 * config/arm/arm.c (thumb2_expand_return): New function.
17596 * config/arm/arm.md (return): Update condition and code.
17598 2012-06-18 Ian Bolton <ian.bolton@arm.com>
17599 Sameera Deshpande <sameera.deshpande@arm.com>
17600 Greta Yorsh <greta.yorsh@arm.com>
17602 * config/arm/arm-protos.h (output_return_instruction): New parameter
17603 and int to bool change of parameter types.
17604 * config/arm/arm.c (output_return_instruction): Likewise.
17605 * config/arm/arm.md (arm_simple_return): New pattern.
17606 (arm_return, cond_return, cond_return_inverted): Add new arguments.
17607 * config/arm/thumb2.md (thumb2_return): Update condition and code.
17609 2012-06-18 Ian Bolton <ian.bolton@arm.com>
17610 Sameera Deshpande <sameera.deshpande@arm.com>
17611 Greta Yorsh <greta.yorsh@arm.com>
17613 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
17614 * config/arm/arm.c (arm_expand_epilogue): New function.
17615 * config/arm/arm.md (epilogue): Update condition and code.
17616 (sibcall_epilogue): Likewise.
17618 2012-06-18 Ian Bolton <ian.bolton@arm.com>
17619 Sameera Deshpande <sameera.deshpande@arm.com>
17620 Greta Yorsh <greta.yorsh@arm.com>
17622 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
17623 * config/arm/arm.md (arm_addsi3) Add an alternative.
17625 2012-06-18 Ian Bolton <ian.bolton@arm.com>
17626 Sameera Deshpande <sameera.deshpande@arm.com>
17627 Greta Yorsh <greta.yorsh@arm.com>
17629 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
17630 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
17631 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
17633 2012-06-18 Ian Bolton <ian.bolton@arm.com>
17634 Sameera Deshpande <sameera.deshpande@arm.com>
17635 Greta Yorsh <greta.yorsh@arm.com>
17637 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
17638 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
17639 (pop_multiple_with_return, ldr_with_return) Likewise.
17640 * config/arm/predicates.md (pop_multiple_return) New special predicate.
17641 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
17642 * config/arm/arm.c (arm_output_multireg_pop) New function.
17643 (arm_emit_multi_reg_pop): New function.
17645 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
17647 * config/arm/arm.c (ldm_stm_operation_p): Require SP
17648 as base register for loads if SP is in the register list.
17650 2012-06-18 Richard Guenther <rguenther@suse.de>
17652 PR tree-optimization/53693
17653 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
17654 Reject operands with more than one use.
17656 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
17658 PR tree-optimization/53703
17659 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
17660 correctly set bb_for_def[12].
17662 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
17664 * config/vax/vax.h (VMS_TARGET): Remove.
17666 2012-06-18 Richard Guenther <rguenther@suse.de>
17668 * tree-vrp.c (extract_range_from_assert): Split out range
17670 (intersect_ranges): New function.
17671 (vrp_intersect_ranges): Likewise.
17673 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17675 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
17678 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
17680 * doc/md.texi: Document int iterators.
17681 * read-rtl.c (ints): New iterator group.
17682 (find_int): Int iterator group callback.
17683 (apply_int_iterator): Likewise.
17684 (apply_iterators): Traverse int iterator table and add all the used
17686 (initialize_iterators): Initialize data structures and callbacks for
17688 (read_rtx): Parse and read mappings for int iterators.
17689 (read_rtx_code): Record int iterator usage.
17691 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
17693 PR middle-end/53698
17694 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
17695 performing an addition.
17697 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
17699 * output.h (split_double): Move prototype to rtl.h.
17700 (constructor_static_from_elts_p): Move prototype to tree.c.
17701 * rtl.h (split_double): Moved here from output.h.
17702 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
17703 * final.c (split_double): Move from here ...
17704 * rtlanal.c (split_double): ... to here.
17705 * expr.c: Do not include output.h.
17707 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
17709 * cfglayout.h: Remove.
17710 * cfglayout.c: Remove.
17711 * function.h (struct function): Remove x_last_location field.
17712 * function.c: Do not include cfglayout.h.
17713 (expand_function_start): Do not call no-op force_next_line_note.
17714 (expand_function_end): Likewise.
17715 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
17716 (unlink_insn_chain): Moved here from cfglayout.c.
17717 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
17718 into_cfg_layout_mode, outof_cfg_layout_mode,
17719 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
17720 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
17721 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
17722 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
17723 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
17724 cfg_layout_finalize): Likewise.
17725 (rtl_can_remove_branch_p): Likewise.
17726 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
17727 (duplicate_insn_chain): Likewise.
17728 (force_next_line_note): Remove prototype.
17729 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
17730 (last_location): Remove #define to emit.x_last_location.
17731 (force_next_line_note): Remove no-op function.
17732 (init_emit): Don't set x_last_location.
17733 (block_locators_locs, block_locators_blocks, locations_locators_locs,
17734 locations_locators_vals, prologue_locator, epilogue_locator,
17735 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17736 Move POD to here from cfglayout.c.
17737 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
17738 set_curr_insn_source_location, get_curr_insn_source_location,
17739 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
17740 locator_scope, insn_scope, locator_location, locator_line, insn_line,
17741 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
17742 * cfghooks.h: Remove double-include protection.
17743 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
17744 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
17745 * final.c: Do not include cfglayout.h.
17746 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
17747 (reemit_insn_block_notes): Likewise. Make static.
17748 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
17749 operation_could_trap_p, tree_could_throw_p): Move from here...
17750 * tree.h: ... to here.
17751 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
17752 * profile.c: Do not include cfghooks.h.
17753 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
17754 * modulo-sched.c: Likewise.
17755 * loop-unswitch.c: Do not include cfglayout.h.
17756 * sched-ebb.c: Likewise.
17757 * tracer.c: Likewise.
17759 * tree-vect-loop-manip.c: Likewise.
17760 * loop-init.c: Likewise.
17761 * dwarf2out.c: Likewise.
17762 * hw-doloop.c: Likewise.
17763 * loop-unroll.c: Likewise.
17764 * cfgcleanup.c: Likewise.
17765 * bb-reorder.c: Likewise.
17766 * sched-rgn.c: Likewise.
17767 * tree-cfg.c: Likewise.
17768 * config/alpha/alpha.c: Likewise.
17769 * config/spu/spu.c: Likewise.
17770 * config/sparc/sparc.c: Likewise.
17771 * config/sh/sh.c: Likewise.
17772 * config/c6x/c6x.c: Likewise.
17773 * config/ia64/ia64.c: Likewise.
17774 * config/rs6000/rs6000.c: Likewise.
17775 * config/score/score.c: Likewise.
17776 * config/mips/mips.c: Likewise.
17777 * config/bfin/bfin.c: Likewise.
17778 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
17779 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
17780 * config/spu/t-spu-elf (spu.o: $): Likewise.
17781 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
17783 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
17785 * cfgloop.h: Do not include rtl.h.
17786 (enum iv_extend_code): New.
17787 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
17788 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
17789 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
17790 an IV_EXTEND_CODE to an RTX_CODE.
17791 (dump_iv_info): Update for rtx_iv field type change.
17792 (iv_constant): Likewise.
17793 (iv_subreg): Likewise.
17794 (iv_extend): Likewise.
17795 (iv_neg): Likewise.
17796 (iv_add): Likewise.
17797 (iv_mult): Likewise.
17798 (iv_shift): Likewise.
17799 (get_biv_step_1): Likewise.
17800 (get_biv_step): Likewise.
17801 (iv_analyze_biv): Likewise.
17802 (get_iv_value): Likewise.
17803 (shorten_into_mode): Likewise.
17804 (canonicalize_iv_subregs): Likewise.
17805 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
17806 of MAY_HAVE_DEBUG_INSNS.
17807 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
17808 * tree-ssa-loop-prefetch.c: Likewise.
17810 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
17812 * expmed.c (ceil_log2): Move from here...
17813 * hwint.c: ... to here for older GCCs...
17814 * hwint.h: ... and here for newer GCCs.
17815 * rtl.h (ceil_log2): Remove prototype.
17817 * tree-phinodes.c: Do not include rtl.h.
17818 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
17820 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
17822 * config/cris/cris.h (TARGET_ELF): Remove.
17823 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
17824 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
17825 (LOCAL_LABEL_PREFIX): Likewise.
17826 * config/cris/cris.c (cris_target_asm_named_section): Remove.
17827 (cris_option_override): Simpify using TARGET_ELF==1.
17828 (cris_file_start): Likewise.
17829 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
17831 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
17833 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
17835 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
17837 PR middle-end/53590
17838 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
17840 2012-06-15 Easwaran Raman <eraman@google.com>
17842 * passes.c (init_optimization_passes): Remove pass_call_cdce
17843 from its current position and insert after pass_dce.
17845 2012-06-15 Walter Lee <walt@tilera.com>
17847 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
17849 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
17851 * arm.c (note_invalid_constants): Don't return a result.
17852 (arm_memory_load_p): Delete function.
17853 (arm_const_double_rtx): Delete iterator variable i;
17854 (fp_immediate_constant): Likewise.
17855 (fp_const_from_val): Likewise.
17857 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
17859 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
17862 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
17863 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
17865 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
17867 * config/avr/avr.c (avr_default_expand_builtin): New function.
17868 (avr_expand_builtin): Use it.
17869 (avr_expand_unop_builtin): Remove.
17870 (avr_expand_binop_builtin): Remove.
17871 (avr_expand_triop_builtin): Remove.
17873 2012-06-15 Michael Matz <matz@suse.de>
17875 PR middle-end/38474
17876 * cfgexpand.c (add_alias_set_conflicts): Remove.
17877 (expand_used_vars): Don't call it.
17878 (aggregate_contains_union_type): Remove.
17879 * function.c (n_temp_slots_in_use): New static data.
17880 (make_slot_available, assign_stack_temp_for_type): Update it.
17881 (init_temp_slots): Zero it.
17882 (remove_unused_temp_slot_addresses): Use it for quicker removal.
17883 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
17885 2012-06-15 Michael Matz <matz@suse.de>
17887 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
17888 argument, don't emit assign statement if value is directly usable.
17889 (gimplify_expr): Adjust.
17891 2012-06-15 Michael Matz <matz@suse.de>
17893 * gimplify.c (gimplify_modify_expr): Fold generated statements.
17894 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
17896 2012-06-15 Richard Guenther <rguenther@suse.de>
17898 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
17899 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
17900 we assert for in set_value_range to VR_VARYING.
17902 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
17904 * arm.md (addsf3, adddf3): Use s_register_operand.
17905 (subsf3, subdf3): Likewise.
17906 (mulsf3, muldf3): Likewise.
17907 (difsf3, divdf3): Likewise.
17908 (movsfcc, movdfcc): Likewise.
17909 * predicates.md (f_register_operand): Delete.
17910 (arm_float_rhs_operand): Delete.
17911 (arm_float_add_operand): Delete.
17912 (arm_float_compare_operand): Use s_register_operand when
17914 (cirrus_register_operand): Delete.
17915 (cirrus_fp_register): Delete.
17916 (cirrus_shift_const): Delete.
17917 (cmpdi_operand): Remove Maverick support.
17918 * constraints.md (f, v, H): Delete constraints.
17919 (G): Update documentation.
17920 * arm.c (fp_consts_inited): Convert to bool.
17921 (strings_fp): Delete.
17922 (values_fp): Delete.
17923 (value_fp0): New variable.
17924 (init_fp_table): Simplify logic.
17925 (arm_const_double_rtx): Likewise.
17926 (fp_immediate_constant): Likewise.
17927 (fp_const_from_val): Likewise.
17928 (neg_const_double_rtx_ok_for_fpa): Delete.
17929 * doc/md.texi (ARM constraints): Update documentation.
17931 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
17933 PR tree-optimization/53636
17934 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
17935 stride when doing basic-block vectorization.
17937 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
17939 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
17940 into VEC_PERM_EXPR.
17942 2012-06-15 Jakub Jelinek <jakub@redhat.com>
17944 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
17945 allocate and free bbs array for the SLP case.
17947 PR tree-optimization/51581
17948 * expr.h (choose_multiplier): New prototype.
17949 * expmed.c (choose_multiplier): No longer static.
17950 Change multiplier_ptr from rtx * to UHWI *.
17951 (expand_divmod): Adjust callers.
17952 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
17953 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
17954 argument to new_stmt_vec_info. Attempt to optimize also divisions
17955 by non-pow2 constants if integer vector division isn't supported.
17956 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
17957 don't look at pattern stmts and sequences.
17959 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
17961 PR middle-end/53590
17962 * common.opt (-fdelete-dead-exceptions): New switch.
17963 * doc/invoke.texi (Code Gen Options): Document it.
17964 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
17965 insn_could_throw_p predicate. Do not skip an insn that could throw
17966 if dead exceptions can be deleted.
17967 (insn_live_p): Likewise, do not return true in that case.
17968 * dce.c (can_alter_cfg): New flag.
17969 (deletable_insn_p): Do not return false for an insn that can throw if
17970 the CFG can be altered and dead exceptions can be deleted.
17971 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
17972 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
17973 predicate. Do not preserve an insn that could throw if dead exceptions
17975 * function.h (struct function): Add can_delete_dead_exceptions flag.
17976 * function.c (allocate_struct_function): Set it.
17977 * lto-streamer-in.c (input_struct_function_base): Stream it.
17978 * lto-streamer-out.c (input_struct_function_base): Likewise.
17979 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
17980 statement that could throw as necessary if dead exceptions can be
17983 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
17985 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
17987 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
17990 * config/sh/sh.md: Add peephole for swapbsi2.
17991 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
17993 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
17995 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
17996 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
17998 2012-06-14 Jakub Jelinek <jakub@redhat.com>
18001 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
18003 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
18005 * arm.c (arm_cirrus_insn_p): Delete.
18006 (cirrus_reorg): Delete.
18007 (arm_reorg): Don't call cirrus_reorg.
18008 (arm_final_prescan_insn_p): Don't check for cirrus insns.
18009 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
18010 (adddi3, subdi3): Remove Maverick support.
18011 (arm_adddi3): Likewise.
18012 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
18013 (addsf3, adddf3): Likewise.
18014 (subsf3, subdf3): Likewise.
18015 (mulsf3, muldf3): Likewise.
18016 (ashldi3, ashrdi3, lshrdi3): Likewise.
18017 (floatsisf2, floatsidf2): Likewise.
18018 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
18019 (arm_movdi, thumb1_movdi_insn): Likewise.
18020 (arm_cmpdi_insn): Likewise.
18021 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
18022 (cirrus.md): Don't include.
18023 * cirrus.md: Delete file.
18024 * t-arm (MD_INCLUDES): Remove cirrus.md.
18026 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
18028 * dwarf2out.c (function_possibly_abstracted_p): New static function.
18029 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
18030 cgraph_function_possibly_inlined_p.
18031 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
18032 (process_scope_var): Do not emit concrete instances of abstracted
18033 nested functions from here.
18034 (gen_decl_die): Emit the abstract instance if the function is possibly
18035 abstracted and not only possibly inlined.
18036 (dwarf2out_finish): Find the first non-abstract parent instance and
18037 attach concrete instances on the limbo list to it.
18039 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
18041 * arm.md (divsf3, divdf3): Remove FPA support.
18042 (negsf2, negdf2): Likewise.
18043 (sqrtsf2, sqrtdf2): Likewise.
18044 (movdfcc): Likewise.
18045 (modsf3, moddf3, movxf): Delete.
18046 (push_fp_multi): Delete.
18047 (fpa.md): Don't include it.
18048 * fpa.md: Delete file.
18049 * t-arm (MD_INCLUDES): Remove fpa.md.
18051 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
18053 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
18054 (cost_for_stmt): Remove decl.
18055 (vect_get_single_scalar_iteration_cost): Correct typo in name.
18056 * tree-vect-loop.c (vect_get_cost): Remove.
18057 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
18058 vect_get_stmt_cost rather than vect_get_cost.
18059 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
18061 (vect_estimate_min_profitable_iters): Correct typo in call to
18062 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
18063 than vect_get_cost.
18064 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
18066 (vect_model_induction_cost): Likewise.
18067 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
18068 typo in call to vect_get_single_scalar_iteration_cost.
18069 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
18070 (cost_for_stmt): Remove unnecessary function.
18071 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
18073 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
18075 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
18076 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
18077 * arm-tables.opt: Regenerated.
18078 * doc/invoke.texi: Remove references to deleted options.
18080 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
18082 * config/h8300/genmova.sh: Modified to add offset bits of
18083 mova/Sz assembly instruction for memory access.
18084 * config/h8300/h8300.c: Likewise.
18085 * config/h8300/mova.md: Likewise.
18087 2012-06-12 Christian Bruel <christian.bruel@st.com>
18090 * config/sh/sh.c (sh_option_override): Don't force
18091 flag_omit_frame_pointer and maccumulate_outgoing_args.
18092 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
18094 2012-06-14 Richard Guenther <rguenther@suse.de>
18096 * tree-vrp.c (VR_INITIALIZER): New define.
18097 (ranges_from_anti_range): New function.
18098 (extract_range_from_binary_expr_1): Decompose operations on
18099 VR_ANTI_RANGEs to operations on VR_RANGE.
18100 (extract_range_from_unary_expr_1): Likewise.
18101 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
18102 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
18103 extract_range_from_cond_expr, adjust_range_with_scev,
18104 vrp_visit_assignment_or_call, vrp_visit_phi_node,
18105 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
18107 2012-06-13 Richard Henderson <rth@redhat.com>
18109 * hwint.h (HOST_WIDEST_INT_C): New.
18110 (HOST_WIDE_INT_C): New.
18111 (HOST_WIDE_INT_1): Use it.
18112 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
18114 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
18117 * var-tracking.c: Include alias.h.
18118 (overlapping_mems): New struct.
18119 (drop_overlapping_mem_locs): New.
18120 (clobber_overlapping_mems): New.
18121 (var_mem_delete_and_set, var_mem_delete): Call it.
18122 (val_bind): Likewise, but only if modified.
18123 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
18124 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
18126 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
18129 * var-tracking.c (loc_exp_dep_pool): New.
18130 (vt_emit_notes): Create and release the pool.
18131 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
18132 (emit_notes_in_bb): Likewise.
18133 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
18134 (notify_dependents_of_changed_value): Likewise.
18135 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
18136 variables don't have a VAR_LOC_DEP_LST.
18137 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
18138 VALUEs or MEMs of VALUEs.
18140 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
18144 * dce.c (word_dce_process_block): Insert debug temps only if the
18145 insn is not marked.
18146 (dce_process_block): Likewise, and if debug.used is not empty,
18147 and only after iterating over all DEFs that might mark the insn.
18149 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
18151 * common.opt (ftree-coalesce-inlined-vars): New.
18152 (ftree-coalesce-vars): New.
18153 * doc/invoke.texi: Document them.
18154 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
18157 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
18159 * read-rtl.c (mapping): Remove index field. Add current_value field.
18160 Define heap vectors.
18161 (iterator_group): Fix long line. Remove num_builtins field and
18162 uses_iterator fields. Make apply_iterator take a void * parameter.
18163 (iterator_use, atttribute_use): New structures.
18164 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
18165 (current_iterators, iterator_uses, attribute_uses): New variables.
18166 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
18167 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
18168 (map_attr_string, apply_iterator_to_string): Remove iterator
18169 and value parameters. Look through all current iterator values
18170 for a matching attribute.
18171 (mode_attr_index, apply_mode_maps): Delete.
18172 (apply_iterator_to_rtx): Replace with...
18173 (copy_rtx_for_iterators): ...this new function.
18174 (uses_iterator_p, apply_iterator_traverse): Delete.
18175 (apply_attribute_uses, add_current_iterators, apply_iterators): New
18177 (add_mapping): Remove index field. Set current_value field.
18178 (initialize_iterators): Don't set num_builtins and uses_iterator_p
18180 (find_iterator): Delete.
18181 (record_iterator_use, record_attribute_use): New functions.
18182 (record_potential_iterator_use): New function.
18183 (check_code_iterator): Remove handling of bellwether codes.
18184 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
18185 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
18186 parameter. Use the first code iterator value instead of the
18187 bellwether_codes array. Use record_potential_iterator_use for modes.
18189 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
18192 * config/sh/sh.md (bswapsi2): New expander.
18193 (swapbsi2): New insn.
18195 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
18198 * config/i386/i386.c (ix86_tune_cost): New variable.
18199 (ix86_option_override_internal): Set ix86_tune_cost. Use
18200 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
18201 l1_cache_size and l2_cache_size.
18203 2012-06-13 Richard Guenther <rguenther@suse.de>
18205 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
18206 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
18207 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
18208 VR_ANTI_RANGE with VR_ANTI_RANGE.
18210 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
18212 * config.gcc (unsupported): Move obsoleted FPA-based configurations
18214 (obsolete): ... here.
18215 (arm*-*-freebsd*): Remove.
18216 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
18217 (arm*-*-uclinux*): Likewise.
18218 (arm*-*-ecos-elf): Remove.
18219 (arm*-*-rtems*): Remove.
18220 (arm*-*-elf): Remove.
18221 (arm*-wince-pe*): Remove.
18222 (arm, --with-fpu): Remove support for fpa and Maverick variants.
18223 * arm/ecos-elf.h: Delete.
18224 * arm/t-strongarm-elf: Delete.
18225 * arm/rtems-elf.h: Delete.
18226 * arm/wince-pe.h: Delete.
18227 * arm/pe.c: Delete.
18228 * arm/pe.h: Delete.
18229 * arm/t-wince-pe: Delete.
18231 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
18233 PR tree-optimization/53647
18234 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
18235 targets with no defined cache line size.
18237 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
18239 * targhooks.c (default_builtin_vectorized_conversion): Handle
18240 vec_construct, using vectype to base cost on subparts.
18241 * target.h (enum vect_cost_for_stmt): Add vec_construct.
18242 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
18243 instead of scalar_to-vec.
18244 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
18245 vec_construct in same way as default for now.
18246 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
18247 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
18248 Handle vec_construct, including special case for 32-bit loads.
18250 2012-06-13 Xinyu Qi <xyqi@marvell.com>
18252 * config/arm/arm.c (FL_IWMMXT2): New define.
18253 (arm_arch_iwmmxt2): New variable.
18254 (arm_option_override): Enable use of iWMMXt with VFP.
18255 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
18256 Thumb mode. Set arm_arch_iwmmxt2.
18257 (arm_expand_binop_builtin): Accept VOIDmode op.
18258 (enum arm_builtins): Revise built-in fcode.
18259 (IWMMXT2_BUILTIN): New define.
18260 (IWMMXT2_BUILTIN2): Likewise.
18261 (iwmmx2_mbuiltin): Likewise.
18262 (builtin_description bdesc_2arg): Revise built in declaration.
18263 (builtin_description bdesc_1arg): Likewise.
18264 (arm_init_iwmmxt_builtins): Revise built in initialization.
18265 (arm_expand_builtin): Revise built in expansion.
18266 (arm_output_iwmmxt_shift_immediate): New function.
18267 (arm_output_iwmmxt_tinsr): Likewise.
18268 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
18269 (arm_output_iwmmxt_tinsr): Likewise.
18270 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
18271 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
18272 (rorv4hi3, rorv2si3, rordi3): Likewise.
18273 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
18274 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
18275 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
18276 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
18277 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
18278 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
18279 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
18280 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
18281 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
18282 (ror<mode>3, ror<mode>3_di): Likewise.
18283 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
18284 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
18285 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
18286 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
18287 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
18288 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
18289 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
18290 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
18291 (All instruction patterns): Add wtype attribute.
18292 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
18293 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
18294 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
18295 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
18296 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
18297 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
18298 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
18299 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
18300 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
18301 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
18302 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
18303 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
18304 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
18305 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
18306 (iwmmxt2.md): Include.
18307 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
18308 (TARGET_IWMMXT2): New define.
18309 (TARGET_REALLY_IWMMXT2): Likewise.
18310 (arm_arch_iwmmxt2): Declare.
18311 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
18312 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
18313 Use C name-mangling for intrinsics.
18314 (__v8qi): Redefine.
18315 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
18316 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
18317 (_m_from_int): Likewise.
18318 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
18319 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
18320 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
18321 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
18322 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
18323 (_mm_tbcst_pi32): Likewise.
18324 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
18325 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
18326 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
18327 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
18328 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
18329 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
18330 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
18331 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
18332 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
18333 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
18334 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
18335 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
18336 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
18337 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
18338 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
18339 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
18340 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
18341 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
18342 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
18343 (_m_to_int): New define.
18344 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
18345 * config/arm/arm-arches.def (iwmmxt2): Likewise.
18346 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
18348 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
18349 (arch): Add "iwmmxt2".
18350 (arch_enabled): Handle "iwmmxt2".
18351 (wtype): New attribute.
18352 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
18353 (UNSPEC_WALIGNI): New unspec.
18354 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
18355 * config/arm/iterators.md (VMMX2): New mode_iterator.
18356 * config/arm/marvell-f-iwmmxt.md: New file.
18357 * config/arm/iwmmxt2.md: New file.
18359 2012-06-12 Jakub Jelinek <jakub@redhat.com>
18364 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
18365 if type isn't complete.
18367 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
18369 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
18371 2012-06-12 Richard Henderson <rth@redhat.com>
18373 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
18374 iterator instead of INT.
18376 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
18378 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
18379 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
18381 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
18382 (tree_ssa_phiopt): Call gate_hoist_loads.
18383 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
18384 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
18385 hoist_adjacent_loads.
18386 (local_mem_dependence): New function.
18387 (hoist_adjacent_loads): Likewise.
18388 (gate_hoist_loads): Likewise.
18389 * common.opt (fhoist-adjacent-loads): New switch.
18390 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
18392 2012-06-12 Michael Matz <matz@suse.de>
18394 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
18395 (nonoverlapping_memrefs_p): Don't call it here ...
18396 (true_dependence_1): ... but here.
18398 2012-06-12 Richard Guenther <rguenther@suse.de>
18400 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
18401 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
18402 and MEM_SIZE only refines it. Reflect that and be less conservative
18403 if either of the latter is not known.
18405 2012-06-12 Jakub Jelinek <jakub@redhat.com>
18407 PR rtl-optimization/53589
18408 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
18409 discovery even when e->dest != target. If any LABEL_REF points
18410 to e->dest label, redirect it to target's label.
18412 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
18414 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
18415 condition for generating REG_FRAME_RELATED_EXPR note.
18416 (pop): Add code for generating REG_CFA_RESTORE,
18417 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
18418 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
18419 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
18421 2012-06-11 Richard Henderson <rth@redhat.com>
18423 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
18424 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
18426 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
18428 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
18430 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
18431 Mention that this hook needs to be defined for native TLS.
18432 * doc/tm.texi: Regenerate.
18434 2012-06-11 Mike Stump <mikestump@comcast.net>
18436 * emit-rtl.c (init_emit_once): Iterate through the
18437 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
18438 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
18439 all the MIN_MODE_PARTIAL_INT modes anymore.
18441 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
18443 * config/mips/mips-tables.opt (xlp): Fix merge typo.
18445 2012-06-11 Roland McGrath <mcgrathr@google.com>
18447 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
18448 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
18449 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
18452 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
18455 * config/sh/sh.md (fmasf4): New expander.
18456 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
18457 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
18458 * config/sh/sh.opt (mfused-madd): Remove.
18459 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
18460 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
18461 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
18463 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
18466 2012-06-11 Richard Henderson <rth@redhat.com>
18468 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
18470 2012-06-11 Richard Guenther <rguenther@suse.de>
18472 PR middle-end/53470
18473 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
18474 replace it with the first non-BLOCK context.
18476 2012-06-11 Richard Guenther <rguenther@suse.de>
18478 * alias.c (aliases_everything_p): Remove.
18479 (DIFFERENT_ALIAS_SETS_P): Likewise.
18480 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
18481 Do not use aliases_everything_p or special-case ANDs. Do not
18482 special-case BLKmode moves.
18483 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
18486 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
18488 Fix CRIS build errors with --enable-build-with-cxx.
18489 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
18490 variable "and" to "andop".
18491 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
18492 temporary variable for memory model, passing C++-type-correct
18493 parameter type to expand_mem_thread_fence.
18494 ("atomic_compare_and_swap<mode>"): Ditto.
18496 2012-06-09 Richard Henderson <rth@redhat.com>
18499 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
18500 (pass_jump): Rename from pass_jump2.
18501 (execute_jump2, pass_jump2): New.
18502 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
18503 perform cfg cleanup here. Move the test of PUSH_ROUNDING
18504 and ACCUMULATE_OUTGOING_ARGS test...
18505 (gate_handle_stack_adjustments): ... here.
18506 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
18507 Place new pass_jump2 after pass_stack_adjustments.
18508 * tree-pass.h (pass_jump): Declare.
18510 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
18512 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
18515 2012-06-08 Richard Henderson <rth@redhat.com>
18518 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
18519 note to a clobber insn when no other insn is available.
18521 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
18523 * config/avr/avr.c (avr_case_values_threshold): Return 7.
18525 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
18527 * genhooks.c (main): Set progname.
18528 (emit_documentation): Remove variable found_start, always bail out
18529 when a place is missing.
18530 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
18532 2012-06-07 Jakub Jelinek <jakub@redhat.com>
18534 PR middle-end/53580
18535 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
18536 call walk_gimple_seq_mod instead of walk_gimple_seq.
18537 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
18538 scan_omp_for, scan_omp_sections, scan_omp_single,
18539 execute_lower_omp): Adjust callers.
18540 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
18541 returns false, replace stmt with GIMPLE_NOP.
18542 (check_omp_nesting_restrictions): Instead of issuing warnings,
18543 issue errors and return false if any errors were reported.
18545 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
18547 * doc/invoke.texi (fconserve-space): Remove documentation.
18549 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
18551 * config/rs6000/rs6000-tables.opt: Regenerated.
18553 2012-06-06 Richard Guenther <rguenther@suse.de>
18555 PR tree-optimization/53081
18556 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
18557 (adjacent_dr_p): ... this and make it work for reads, too.
18558 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
18559 (struct partition_s): Change main_stmt to main_dr, add
18560 secondary_dr member.
18561 (build_size_arg_loc): Change to date data-reference and not
18563 (build_addr_arg_loc): New function split out from ...
18564 (generate_memset_builtin): ... here. Use it and simplify.
18565 (generate_memcpy_builtin): New function.
18566 (generate_code_for_partition): Adjust.
18567 (classify_partition): Streamline pattern detection. Detect memcpy.
18568 (ldist_gen): Adjust.
18569 (tree_loop_distribution): Adjust seed statements for memcpy
18572 2012-06-06 Matt Turner <mattst88@gmail.com>
18574 * config/arm/mmintrin.h (_mm_empty): New.
18577 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
18579 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
18580 * common.opt (fsched-pressure-algorithm=): Remove.
18581 * flag-types.h (sched_pressure_algorithm): Move to...
18582 * sched-int.h (sched_pressure_algorithm): ...here.
18583 * params.def (sched-pressure-algorithm): New param.
18584 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
18585 * common/config/s390/s390-common.c (s390_option_optimization_table):
18586 Remove OPT_fsched_pressure_algorithm_ entry.
18587 * config/s390/s390.c (s390_option_override): Set a default value for
18588 PARAM_SCHED_PRESSURE_ALGORITHM.
18590 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18593 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
18594 doing an unsigned compare, make sure the second argument is not a
18596 (rs6000_emit_cmove): Don't allow floating point comparisons when
18597 generating ISEL moves.
18599 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
18601 * config/rs6000/e5500.md: New file.
18602 * config/rs6000/e6500.md: New file.
18603 * config/rs6000/rs6000.c (processor_costs): Add new costs for
18605 (rs6000_option_override_internal): Altivec and Spe options not
18606 allowed with e5500. Spe options not allowed with e6500. Increase
18607 move inline limit for e5500 and e6500. Disable string instructions
18608 for e5500 and e6500. Enable branch targets alignment for e5500 and
18609 e6500. Initialize rs6000_cost for e5500 and e6500.
18610 (rs6000_adjust_cost): Add extra scheduling cycles between compare
18611 and brnach for e5500 and e6500.
18612 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
18613 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
18615 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
18616 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
18618 Include e5500.md and e6500.md.
18619 * config/rs6000/rs6000-opt.h (processor_type): Add
18620 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
18621 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
18622 (powerpc*-*-*): Add new cores e5500, e6500.
18623 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
18625 2012-06-05 Richard Guenther <rguenther@suse.de>
18627 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
18629 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
18632 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
18633 is used for x86_64-*-*.
18635 2012-06-05 Richard Guenther <rguenther@suse.de>
18637 PR tree-optimization/30442
18638 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
18639 vectorization stop analysis at the first stmt we cannot compute
18640 a data-reference for instead of giving up completely.
18642 2012-06-05 Richard Guenther <rguenther@suse.de>
18644 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
18645 (partition_alloc): Initialize it.
18646 (partition_has_writes): New function.
18647 (rdg_flag_uses): Adjust.
18648 (rdg_flag_vertex): Likewise.
18649 (rdg_flag_vertex_and_dependent): Likewise.
18650 (rdg_flag_loop_exits): Likewise.
18651 (build_rdg_partition_for_component): Likewise.
18652 (rdg_build_partitions): Likewise.
18654 2012-06-05 Richard Guenther <rguenther@suse.de>
18656 PR tree-optimization/53081
18657 * tree-loop-distribution.c (generate_memset_builtin): Handle all
18658 kinds of byte-sized stores.
18659 (classify_partition): Likewise.
18660 (tree_loop_distribution): Adjust seed statements used for
18661 !flag_tree_loop_distribution.
18663 2012-06-05 Alan Modra <amodra@gmail.com>
18665 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
18666 (rs6000_emit_prologue): Ensure register used for inline saves
18667 of vector regs is not the static chain register. Revise comment.
18669 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18671 * doc/md.texi (Standard Pattern Names For Generation): Document
18674 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
18677 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
18679 2012-06-04 Jason Merrill <jason@redhat.com>
18681 * dwarf2out.c (is_unit_die): New.
18682 (copy_declaration_context, copy_ancestor_tree): Use it.
18683 (copy_decls_walk): Likewise.
18685 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
18688 * doc/invoke.texi (Wenum-compare): Update documentation.
18690 2012-06-04 Dodji Seketeli <dodji@redhat.com>
18692 PR preprocessor/53463
18693 * parser.c (cp_parser_assignment_expression): Use the location
18694 for the '=' as the default location for the expression.
18696 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
18699 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
18701 (altivec_stvlxl): Ditto.
18702 (altivec_stvrx): Ditto.
18703 (altivec_stvrxl): Ditto.
18705 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
18707 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
18708 (ira_uniform_class_p): New macro.
18710 * ira.c (setup_uniform_class_p): New function.
18711 (setup_allocno_and_important_classes): Call the function.
18712 (print_unform_and_important_classes): New function.
18713 (print_classes): Rename to print_translated_classes.
18714 (ira_debug_allocno_classes): Add call of
18715 print_unform_and_important_classes.
18717 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
18718 classes instead of pressure classes.
18720 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
18722 PR middle-end/47530
18723 * trans-mem.c (expand_block_edges): Do not skip the first
18724 statement when resetting the BB.
18726 2012-06-04 Richard Guenther <rguenther@suse.de>
18728 * tree-data-ref.c (stores_from_loop): Remove.
18729 (stmt_with_adjacent_zero_store_dr_p): Likewise.
18730 (stores_zero_from_loop): Likewise.
18731 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
18732 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
18733 (adjacent_store_dr_p): New function.
18734 * tree-loop-distribution.c (generate_memset_builtin): Pass
18735 the RDG, use the already available data-reference.
18736 (generate_code_for_partition): Pass down RDG.
18737 (classify_partition): Inline parts of the former
18738 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
18739 (ldist_gen): Remember if there was any detected builtin and
18740 do less work if not and flag_tree_loop_distribution is not set.
18741 (tree_loop_distribution): Inline and fuse stores_from_loop
18742 and stores_zero_from_loop here.
18744 2012-06-04 Richard Guenther <rguenther@suse.de>
18746 PR middle-end/53471
18747 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
18748 create new assembler names.
18750 2012-06-04 Richard Guenther <rguenther@suse.de>
18752 * tree-data-ref.c (struct rdg_vertex_info): Remove.
18753 (rdg_vertex_for_stmt): Simplify using gimple_uid.
18754 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
18755 hashtable. Record stmt data-references.
18756 (hash_stmt_vertex_info): Remove.
18757 (eq_stmt_vertex_info): Likewise.
18758 (hash_stmt_vertex_del): Likewise.
18759 (build_empty_rdg): Simplify.
18760 (build_rdg): Adjust.
18761 (free_rdg): Likewise.
18762 (ref_base_address): Remove.
18763 (have_similar_memory_accesses): Likewise.
18764 * tree-data-ref.h (create_rdg_vertices): Remove.
18765 (struct rdg_vertex): Add datarefs member.
18766 (RDGV_DATAREFS): New define.
18767 (RDG_DATAREFS): Likewise.
18768 (have_similar_memory_accesses): Remove.
18769 (rdg_has_similar_memory_accesses): Likewise.
18770 * tree-loop-distribution.c (ref_base_address): Re-implement here.
18771 (similar_memory_accesses): Re-implement using existing data-references.
18772 (tree_loop_distribution): Initialize stmt uids for the stmt to
18774 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18775 access stmt vinfo for stmts in loop.
18777 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
18780 * config/m68k/m68k.md ("tablejump"): Fix check for
18781 CASE_VECTOR_PC_RELATIVE.
18783 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
18785 * output.h (merge_weak, assemble_alias,
18786 initializer_constant_valid_p,
18787 initializer_constant_valid_for_bitfield_p): Move protos from here...
18788 * tree.h: ... to here.
18789 * cgraphclones.c: Do not include output.h.
18790 * gimplify.c: Likewise.
18791 * reload.c: Likewise.
18792 * recog.c: Likewise.
18793 * tree-ssa-loop-ivopts.c: Likewise.
18794 * tree-switch-conversion.c: Likewise.
18795 * c-parser.c: Likewise.
18796 * c-typeck.c: Likewise.
18797 * Makefile.in: Fix dependencies.
18799 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
18802 * config/avr/avr-stdint.h: New file.
18803 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
18806 2012-06-04 Jakub Jelinek <jakub@redhat.com>
18808 PR tree-optimization/53550
18809 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
18810 is POINTER_TYPE_P, use sizetype as step type instead of type.
18812 2012-06-04 Richard Guenther <rguenther@suse.de>
18814 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
18815 (ref_base_address_1): Likewise.
18816 (remove_similar_memory_refs): Likewise.
18817 * tree-data-ref.h (remove_similar_memory_refs): Remove.
18818 * tree-loop-distribution.c (classify_partition): Do not classify
18819 as builtin if -ftree-loop-distribute-patterns is not enabled.
18820 (fuse_partitions_with_similar_memory_accesses): Inline ...
18821 (ldist_gen): ... here. Fuse all non-builtin partitions if
18822 -ftree-loop-distribution is not enabled. Properly return
18823 the number of created partitions. Do not update SSA form here but ...
18824 (tree_loop_distribution): ... once here for the whole function.
18825 Only walk innermost loops, constrain loops we consider here
18826 further. Do not call remove_similar_memory_refs.
18827 (distribute_loop): Do not check number of loop nodes here.
18829 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
18831 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
18833 2012-06-03 Martin Jambor <mjambor@suse.cz>
18835 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
18836 (ipa_get_jf_known_type_base_type): Likewise.
18837 (ipa_get_jf_known_type_component_type): Likewise.
18838 (ipa_get_jf_constant): Likewise.
18839 (ipa_get_jf_pass_through_formal_id): Likewise.
18840 (ipa_get_jf_pass_through_operation): Likewise.
18841 (ipa_get_jf_ancestor_offset): Likewise.
18842 (ipa_get_jf_ancestor_type): Likewise.
18843 (ipa_get_jf_ancestor_formal_id): Likewise.
18844 (ipa_get_jf_member_ptr_pfn): Likewise.
18845 * ipa-prop.c (ipa_set_jf_known_type): New function.
18846 (ipa_set_jf_constant): Likewise.
18847 (ipa_set_jf_simple_pass_through): Likewise.
18848 (ipa_set_jf_arith_pass_through): Likewise.
18849 (ipa_set_ancestor_jf): Likewise.
18850 (fill_member_ptr_cst_jump_function): Moved up and renamed to
18851 ipa_set_jf_member_ptr_cst.
18852 (detect_type_change_1): Use the new jump function creation functions.
18853 (compute_complex_assign_jump_func): Likewise.
18854 (compute_complex_ancestor_jump_func): Likewise.
18855 (compute_known_type_jump_func): Likewise.
18856 (compute_scalar_jump_functions): Likewise.
18857 (compute_pass_through_member_ptrs): Likewise.
18858 (determine_cst_member_ptr): Likewise.
18859 (combine_known_type_and_ancestor_jfs): Likewise.
18860 (try_make_edge_direct_simple_call): Likewise.
18861 (try_make_edge_direct_virtual_call): Likewise.
18862 (update_indirect_edges_after_inlining): Likewise.
18863 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
18864 access functions. Incorporat NOP_EXPR and BINFO handling from its
18866 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
18867 which was in its callers.
18868 (ipa_value_from_jfunc): Use jump function access functions. Some
18869 functionality moved to functions above.
18870 (propagate_vals_accross_ancestor): Likewise.
18871 (propagate_vals_accross_pass_through): Use jump function access
18873 (propagate_accross_jump_function): Likewise.
18874 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
18876 (inline_merge_summary): Likewise.
18878 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18880 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
18881 * config/pa/pa.c (pa_attr_length_millicode_call): Use
18882 MAX_PCREL17F_OFFSET instead of fixed offset.
18883 (pa_attr_length_call): Likewise.
18884 (pa_attr_length_indirect_call): Likewise.
18886 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
18889 * config/sh/sh.opt (mfsca, mfsrra): New options.
18890 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
18892 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
18893 (sinssf2, cossf2): Fold expanders to ...
18894 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
18895 TARGET_FSCA condition.
18896 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
18898 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
18899 -mno-fsca, -mfsrra, -mno-fsrra.
18901 2012-06-03 Matt Turner <mattst88@gmail.com>
18903 * config/mips/4600.md (r4700_imul_si): New.
18904 (r4700_imul_di): New.
18905 (r4700_fmul_single): New.
18906 (r4700_fmul_double): New.
18907 * config/mips/mips-cpus.def: Add r4700.
18908 * config/mips/mips.c: Likewise.
18909 * config/mips/mips.md: Likewise.
18910 * config/mips/mips-tables.opt: Regenerate.
18912 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
18914 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
18915 new function sparc_initial_elimination_offset.
18916 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
18918 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
18921 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18923 * expmed.c (expand_mult, choose_multiplier): Change
18924 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
18925 * expr.c (convert_modes): Likewise.
18926 * explow.c (plus_constant): Likewise.
18927 * fixed-value.c (fixed_saturate1, fixed_saturate2)
18928 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
18929 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
18930 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
18931 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
18932 (do_fixed_shift, fixed_convert, fixed_convert)
18933 (fixed_convert_from_int, fixed_convert_from_int)
18934 (fixed_convert_from_real): Likewise.
18935 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
18936 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
18937 * varasm.c (output_constructor_bitfield): Likewise.
18938 * tree-vrp.c (register_edge_assert_for_2): Likewise.
18939 * double-int.c (rshift_double, lshift_double): Likewise.
18940 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
18942 * simplify-rtx.c (mode_signbit_p)
18943 (simplify_const_unary_operation, simplify_binary_operation_1)
18944 (simplify_immed_subreg): Likewise.
18945 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
18946 * tree-vect-generic.c (build_replicated_const): Likewise.
18947 * dbxout.c (stabstr_O): Likewise.
18948 * emit-rtl.c (immed_double_int_const, immed_double_const)
18949 (gen_lowpart_common, init_emit_once): Likewise.
18950 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
18951 (widest_int_cst_value, upper_bound_in_type): Likewise.
18952 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
18953 (fixup_unsigned_type): Likewise.
18954 * real.c (real_to_integer2, real_from_integer): Likewise.
18955 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
18956 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
18958 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
18960 PR middle-end/53501
18961 * fold-const.c (fold_binary_loc): Refine previous change.
18963 2012-06-01 Olivier Hainque <hainque@adacore.com>
18965 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
18966 the "do {" part of the do-while(0) loop.
18968 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
18970 * config/i386/i386.c (x86_sched_reorder): New function.
18971 Added new function x86_sched_reorder.
18973 2012-06-01 Richard Guenther <rguenther@suse.de>
18975 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
18977 (classify_partition): Likewise.
18979 2012-06-01 Richard Guenther <rguenther@suse.de>
18981 * tree-loop-distribution.c (enum partition_kind): New enum.
18982 (struct partition_s): Add kind and main_stmt members.
18983 (partition_alloc): Initialize kind to PKIND_NORMAL.
18984 (partition_builtin_p): New function.
18985 (copy_loop_before): Remove failure path and assert instead.
18986 (generate_loops_for_partition): Likewise.
18987 (generate_memset_zero): Fold into ...
18988 (generate_memset_builtin): ... this.
18989 (classify_partition): New function with code from
18990 can_generate_builtin and generate_builtin.
18991 (generate_builtin): Remove.
18992 (can_generate_builtin): Likewise.
18993 (fuse_partitions_with_similar_memory_accesses): Call
18994 partition_builtin_p instead of can_generate_builtin.
18995 (rdg_build_partitions): Do not call
18996 fuse_partitions_with_similar_memory_accesses here...
18997 (ldist_gen): ... but here after classifying all partitions.
18998 Remove failure path of generate_code_for_partition.
18999 (generate_code_for_partition): Generate code according
19000 to partition classification.
19002 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
19003 Jonathan Wakely <jwakely.gcc@gmail.com>
19006 * doc/invoke.texi (Warning Options): Explain purpose and differences
19007 between -Wmissing-prototypes and -Wmissing-declarations.
19009 2012-06-01 Christian Bruel <christian.bruel@st.com>
19011 * gcc.c (save_switch): Add user_p parameter.
19012 (read_specs): Likewise.
19013 (set_specs): Likewise.
19014 (validate_switches): Likewise.
19015 (validate_switches_from_spec): Likewise.
19016 (validate_all_switches): Pass on user_p parameter.
19017 (struct spec_list): Add user_p field.
19018 (struct switchstr): Add known field.
19019 (save_switch): Add known parameter.
19020 (INIT_STATIC_SPEC): Initialize user_p;
19021 (driver_unknown_option_callbac): call save_switch if
19022 OPT_SPECIAL_unknown.
19023 (driver_handle_option): Propagate OPT_specs.
19024 (do_spec_1): Set validated only if known.
19025 (check_live_switch): Likewise.
19026 (validate_switches): Set validated if known or user_spec.
19028 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
19030 Add CRIS atomic patterns for 1, 2, and 4 bytes.
19031 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
19032 * config/cris/cris-protos.h: Declare it.
19033 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
19034 (TARGET_DEFAULT): Add alignment by 32.
19035 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
19036 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
19037 TARGET_CPU_DEFAULT == 32.
19038 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
19039 * config/cris/cris.md: Include sync.md. Avoid allocating specific
19040 numbers by replacing the define_constants for all UNSPECs with the
19041 equivalent define_c_enum construct.
19042 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
19043 * config/cris/sync.md: New file.
19045 2012-05-31 Matt Turner <mattst88@gmail.com>
19047 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
19048 (r4600_imul_di): New.
19049 (r4600_idiv_si): Rename from r4600_idiv.
19050 (r4600_idiv_di): New.
19052 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
19054 * output.h (__gcc_host_wide_int__): Move to hwint.h.
19055 (decl_default_tls_model): Move to tree.h
19056 (dump_file): Move to system.h.
19057 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
19058 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
19059 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
19060 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
19061 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
19062 dbxout_stab_value_internal_label,
19063 dbxout_stab_value_internal_label_diff): Move from here ...
19064 * dbxout.h: ... to here.
19065 * system.h (dump_file): Moved here from output.h.
19066 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
19067 * tree.h (decl_default_tls_model): Moved here from output.h.
19068 * varasm.c (default_stabs_asm_out_destructor,
19069 default_stabs_asm_out_constructor): Move from here ...
19070 * dbxout.c: ... to here.
19072 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
19074 * collect2.h (dump_file): Rename to dump_ld_file.
19075 * collect2.c: Likewise.
19076 * tlink.c: Likewise.
19078 * alias.c: Do not include output.h.
19079 * auto-inc-dec.c: Likewise.
19080 * bt-load.c: Likewise.
19081 * caller-save.c: Likewise.
19083 * cfgbuild.c: Likewise.
19084 * cfgcleanup.c: Likewise.
19085 * cfglayout.c: Likewise.
19086 * cfgloop.c: Likewise.
19087 * cfgloopanal.c: Likewise.
19088 * cfgloopmanip.c: Likewise.
19089 * cfgrtl.c: Likewise.
19090 * cgraph.c: Likewise.
19091 * cgraphclones.c: Likewise.
19092 * combine-stack-adj.c: Likewise.
19093 * combine.c: Likewise.
19094 * cprop.c: Likewise.
19096 * cselib.c: Likewise.
19097 * dbgcnt.c: Likewise.
19098 * df-problems.c: Likewise.
19099 * df-scan.c: Likewise.
19100 * dojump.c: Likewise.
19101 * fwprop.c: Likewise.
19102 * gcse.c: Likewise.
19103 * graph.c: Likewise.
19104 * haifa-sched.c: Likewise.
19105 * hw-doloop.c: Likewise.
19106 * ipa-inline-transform.c: Likewise.
19107 * ipa-pure-const.c: Likewise.
19108 * ipa-reference.c: Likewise.
19109 * ipa-utils.c: Likewise.
19110 * ira-build.c: Likewise.
19111 * ira-emit.c: Likewise.
19113 * loop-doloop.c: Likewise.
19114 * loop-invariant.c: Likewise.
19115 * loop-iv.c: Likewise.
19116 * loop-unroll.c: Likewise.
19117 * loop-unswitch.c: Likewise.
19118 * lto-cgraph.c: Likewise.
19119 * lto-section-in.c: Likewise.
19120 * lto-streamer-in.c: Likewise.
19122 * mode-switching.c: Likewise.
19123 * postreload-gcse.c: Likewise.
19124 * postreload.c: Likewise.
19125 * predict.c: Likewise.
19126 * profile.c: Likewise.
19128 * reg-stack.c: Likewise.
19129 * regcprop.c: Likewise.
19130 * regmove.c: Likewise.
19131 * regstat.c: Likewise.
19132 * reload1.c: Likewise.
19133 * sched-ebb.c: Likewise.
19134 * sel-sched-dump.c: Likewise.
19135 * simplify-rtx.c: Likewise.
19136 * stor-layout.c: Likewise.
19137 * store-motion.c: Likewise.
19138 * tracer.c: Likewise.
19139 * tree-affine.c: Likewise.
19140 * tree-cfg.c: Likewise.
19141 * tree-cfgcleanup.c: Likewise.
19142 * tree-dfa.c: Likewise.
19143 * tree-into-ssa.c: Likewise.
19144 * tree-nomudflap.c: Likewise.
19145 * tree-optimize.c: Likewise.
19146 * tree-pretty-print.c: Likewise.
19147 * tree-profile.c: Likewise.
19148 * tree-ssa-address.c: Likewise.
19149 * tree-ssa-ccp.c: Likewise.
19150 * tree-ssa-copy.c: Likewise.
19151 * tree-ssa-dom.c: Likewise.
19152 * tree-ssa-loop-ch.c: Likewise.
19153 * tree-ssa-loop-im.c: Likewise.
19154 * tree-ssa-loop-manip.c: Likewise.
19155 * tree-ssa-loop-niter.c: Likewise.
19156 * tree-ssa-loop-prefetch.c: Likewise.
19157 * tree-ssa-loop-unswitch.c: Likewise.
19158 * tree-ssa-loop.c: Likewise.
19159 * tree-ssa-propagate.c: Likewise.
19160 * tree-ssa-structalias.c: Likewise.
19161 * tree-ssa-tail-merge.c: Likewise.
19162 * tree-ssa-threadedge.c: Likewise.
19163 * tree-ssa-threadupdate.c: Likewise.
19164 * tree-ssa-uncprop.c: Likewise.
19165 * tree-ssa-uninit.c: Likewise.
19166 * tree-ssa.c: Likewise.
19167 * value-prof.c: Likewise.
19168 * var-tracking.c: Likewise.
19171 * config/m32r/m32r.c: Include dbxout.h.
19172 * config/pa/pa.c: Likewise.
19173 * config/rs6000/rs6000.c: Likewise.
19175 * Makefile.in: Fix dependencies.
19176 * config/rs6000/t-rs5000: Likewise.
19178 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
19180 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
19181 * gimple.h (block_in_transaction): Check for flag_tm.
19183 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
19185 PR tree-optimization/52558
19186 * cfg.c (alloc_aux_for_edge): Fix comment.
19187 (alloc_aux_for_edge): Remove static.
19188 * basic-block.h (alloc_aux_for_edge): Protoize.
19189 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
19190 (execute_sm_if_changed_flag): New.
19191 (execute_sm_if_changed_flag_set): New.
19192 (execute_sm): Do not generate data races unless requested.
19193 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
19194 (tree_ssa_lim_finalize): Call free_aux_for_edges.
19195 * gimple.h (block_in_transaction): New.
19196 (gimple_in_transaction): Use block_in_transaction.
19198 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
19201 * config/avr/avr.opt (-msp8): Document it.
19202 * doc/invoke.texi (AVR Options): Ditto. And document related
19205 2012-05-31 Diego Novillo <dnovillo@google.com>
19207 * configure.ac (CXX_FOR_BUILD): Define and substitute.
19208 (BUILD_CXXFLAGS): Define and substitute.
19209 * Makefile.in (BUILD_CXXFLAGS): Define.
19210 (CXX_FOR_BUILD): Define.
19211 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
19212 (LINKER_FOR_BUILD): Likewise.
19213 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
19214 (BUILD_LINKERFLAGS): Likewise.
19215 * configure: Regenerate.
19217 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
19219 * Makefile.in: Fix many dependencies.
19220 * tree-profile.c: Don't include regs.h.
19221 * tree-vectorizer.c: Don't include cfglayout.h.
19222 * tree-vect-stmts.c: Likewise.
19223 * tree-vect-slp.c: Likewise.
19224 * tree-vect-loop.c: Likewise.
19225 * reg-stack.c: Likewise.
19226 * tree-ssa-loop-manip.c: Likewise.
19227 * toplev.c: Likewise.
19228 * varasm.c: Don't include cfglayout.h, basic-block.h,
19229 and tree-iterator.h.
19230 * tree-cfgcleanup.c: Don't include cfglayout.h.
19231 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
19232 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
19233 * cgraphclones.c: Don't include plugin.h.
19235 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
19237 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
19238 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
19239 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
19241 2012-05-31 Richard Guenther <rguenther@suse.de>
19243 * tree-loop-distribution.c (struct partition_s): New struct,
19244 typedef and vector type.
19245 (partition_alloc, partition_free): New functions.
19246 (generate_loops_for_partition, generate_builtin,
19247 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
19248 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
19249 build_rdg_partition_for_component, can_generate_builtin,
19250 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
19251 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
19252 number_of_rw_in_partition, partition_contains_all_rw,
19253 ldist_gen): Use partition_t instead of bitmap.
19255 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
19257 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
19258 * doc/avr-mmcu.texi: Regenerate.
19260 2012-05-31 Richard Guenther <rguenther@suse.de>
19262 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
19263 Use FOR_EACH_SSA_DEF_OPERAND.
19264 (generate_builtin): Adjust.
19265 (stmt_generated_in_another_partition): Remove.
19266 (add_scalar_computations_to_partition): Likewise.
19267 (rdg_build_partitions): Do not call
19268 add_scalar_computations_to_partition.
19270 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
19272 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
19273 double ints throughout.
19274 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
19275 Check that the position of the field is representable as an integer.
19277 2012-05-31 Richard Guenther <rguenther@suse.de>
19279 * tree-data-ref.c (dr_analyze_innermost): Properly convert
19280 the MEM_REF offset to sizetype.
19282 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
19284 * doc/invoke.texi (AVR Options): Fix typos.
19286 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
19288 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
19289 and -mcpu= options.
19290 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
19291 non-v32 into --march=v0_v10.
19293 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
19295 * ira-int.h (target_ira_int): Rename x_move_cost to
19296 x_ira_register_move_cost, x_may_move_in_cost to
19297 x_ira_may_move_in_cost and x_may_move_out_cost to
19298 x_ira_may_move_out_cost. Delete the old fields with
19299 those names and also x_ira_max_register_move_cost,
19300 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
19301 (move_cost, may_move_in_cost, may_move_out_cost)
19302 (ira_max_register_move_cost, ira_max_may_move_in_cost)
19303 (ira_max_may_move_out_cost): Delete.
19304 * ira.c (init_move_cost): Rename to...
19305 (ira_init_register_move_cost): ...this, deleting the old
19306 function with that name. Apply above variable renamings.
19307 Retain asserts for null fields.
19308 (ira_init_once): Don't initialize register move costs here.
19309 (free_register_move_costs): Apply above variable renamings.
19310 Remove code for deleted fields.
19312 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
19314 * ira.c (init_move_cost): Adjust choice of subclasses to match
19315 the current ira_init_register_move_cost choice. Use
19316 ira_class_subset_p instead of reg_class_subset_p.
19317 (ira_init_register_move_cost): Assert that move_cost,
19318 may_move_in_cost and may_move_out_cost already hold the desired
19319 values for their ira_* equivalents. For the latter two,
19320 ignore classes that can't store a register of the given mode.
19322 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
19324 * ira.c (setup_allocno_and_important_classes): Use
19325 ira_class_hard_regs_num to check whether a class has any
19326 allocatable registers.
19327 (ira_init_register_move_cost): Likewise.
19329 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
19331 * ira.c (init_move_cost): Adjust local variable names to match
19332 file conventions. Use ira_assert instead of gcc_assert.
19334 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
19336 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
19337 Move these definitions and associated target_globals fields to...
19338 * ira-int.h: ...here.
19339 * rtl.h (init_move_cost): Delete.
19340 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
19341 * ira.c: ...here, making the latter static.
19343 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
19345 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
19346 and ira_register_move_cost instead of init_move_cost and move_cost.
19348 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
19350 * ira.h (target_ira): Delete x_ira_available_class_regs.
19351 (ira_available_class_regs): Delete.
19352 * ira.c (setup_available_class_regs): Delete.
19353 (setup_alloc_classes): Don't call it.
19354 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
19355 ira_available_class_regs.
19356 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
19357 (model_spill_cost): Likewise.
19358 * ira-build.c (low_pressure_loop_node_p): Likewise.
19359 * ira-color.c (color_pass): Likewise.
19360 * ira-emit.c (change_loop): Likewise.
19361 * ira-lives.c (inc_register_pressure, dec_register_pressure)
19362 (single_reg_class, ira_implicitly_set_insn_hard_regs)
19363 (process_bb_node_lives): Likewise.
19364 * loop-invariant.c (gain_for_invariant): Likewise.
19366 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19369 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
19370 (pa_section_type_flags): New.
19371 (pa_legitimate_constant_p): Revert previous change.
19373 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
19375 * ira.c (allocate_initial_values): Make static.
19377 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
19379 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
19380 Generate tls_initial_exec_64_sun only when !TARGET_X32.
19382 2012-05-30 Richard Guenther <rguenther@suse.de>
19384 PR middle-end/53501
19385 * fold-const.c (fold_binary_loc): Make sure to call
19386 fold_plusminus_mult_expr with the original sign of operands.
19388 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
19390 * Makefile.in: Fix many dependencies.
19391 (DWARF2_H): Depend on dwarf2.def.
19392 (RTL_ERROR_H): Depend on rtl-error.h.
19393 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
19394 all gimple-pretty-print.h and tree-pretty-print.h references.
19396 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
19398 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
19401 2012-05-30 Richard Guenther <rguenther@suse.de>
19403 PR middle-end/53522
19404 * tree-emutls.c (gen_emutls_addr): Do not add globals to
19407 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
19409 * explow.c (probe_stack_range): Restore simple control flow and stop
19410 again when the probe cannot be generated if HAVE_check_stack.
19412 2012-05-30 Jakub Jelinek <jakub@redhat.com>
19414 PR rtl-optimization/53519
19415 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
19416 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
19418 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
19420 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
19422 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
19425 * doc/tm.texi: Update.
19426 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
19427 * target.def (force_at_comp_dir): New hook.
19428 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
19429 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
19431 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
19433 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
19435 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
19436 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
19438 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
19441 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
19442 flag_unsafe_math_optimizations is set.
19443 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
19444 Update description of -mfused-madd.
19446 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
19449 * config/sh/predicates.md (atomic_arith_operand,
19450 atomic_logical_operand): New predicates.
19451 * config/sh/sh.c (sh_option_override): Check atomic options.
19452 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
19453 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
19454 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
19455 UNSUPPORTED_HARD_ATOMIC_CPU.
19456 * config/sh/sync.md: Update description comments.
19457 (I12): New mode iterator.
19458 (fetchop_predicate, fetchop_constraint): New code attributes.
19459 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
19460 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
19461 atomic_fetch_<fetchop_name>si_hard,
19462 atomic_fetch_<fetchop_name><mode>_hard,
19463 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
19464 atomic_<fetchop_name>_fetchsi_hard,
19465 atomic_<fetchop_name>_fetch<mode>_hard,
19466 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
19467 atomic_test_and_set_hard): New insns.
19468 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
19469 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
19470 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
19471 atomic_test_and_set_soft): Use same formatting for the first line of
19472 the asm block as in new insns above.
19473 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
19474 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
19475 atomic_test_and_set): Integrate new *_hard insns into expanders.
19476 * config/sh/sh.opt (mhard-atomic): New option.
19477 * doc/invoke.texi (SH Options): Document it.
19479 2012-05-29 Meador Inge <meadori@codesourcery.com>
19481 * c-decl.c (c_push_function_context): Always create a new language
19483 (c_pop_function_context): Clear the language function created in
19484 c_push_function_context.
19486 2012-05-29 Matt Turner <mattst88@gmail.com>
19488 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
19489 (define_bypass "ev6_fcmov"): New.
19491 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
19493 * integrate.c: Remove.
19494 * integrate.h: Remove.
19495 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
19496 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
19497 * config/rs6000/t-rs6000: Likewise
19498 * config/spu/t-spu-elf: Likewise.
19499 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
19500 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
19501 from integrate.h to here.
19502 (initial_value_entry): New prototype.
19503 * reload.h (allocate_initial_values): Remove prototype.
19504 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
19505 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
19507 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
19508 set_decl_abstract_flags, set_block_abstract_flags): Move from
19509 integrate.c to here, the only user.
19510 * expmed.c (extract_fixed_bit_field): Remove outdated comment
19512 * function.c: Don't include integrate.h.
19513 (struct initial_value_pair, struct initial_value_struct,
19514 get_hard_reg_initial_val, has_hard_reg_initial_val,
19515 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
19516 integrate.c to here.
19517 (initial_value_entry): New function.
19518 * genemit.c (main): Don't print integrate.h include line.
19519 * ira.c: Don't include integrate.h.
19520 (allocate_initial_values): Move from integrate.c to here.
19521 (ira): Update allocate_initial_values call.
19522 * tree-inline.c: Don't include integrate.h.
19523 (function_attribute_inlinable_p): Moved from integrate.c to here.
19524 * cfgexpand.c: Don't include integrate.h.
19525 * except.c: Likewise.
19526 * langhooks.c: Likewise.
19527 * passes.c: Likewise.
19528 * toplev.c: Likewise.
19529 * config/frv/frv.c: Likewise.
19530 * config/pa/pa.c: Likewise.
19531 * config/spu/spu.c: Likewise.
19532 * config/epiphany/epiphany.c: Likewise.
19533 * config/mep/mep.c: Likewise.
19534 * config/score/score.c: Likewise.
19535 * config/picochip/picochip.c: Likewise.
19536 * config/sh/sh.c: Likewise.
19537 * config/alpha/alpha.c: Likewise.
19538 * config/microblaze/microblaze.c: Likewise.
19539 * config/mips/mips.c: Likewise.
19540 * config/v850/v850.c: Likewise.
19541 * config/mmix/mmix.c: Likewise.
19542 * config/bfin/bfin.c: Likewise.
19543 * config/arm/arm.c: Likewise.
19544 * config/s390/s390.c: Likewise.
19545 * config/m32r/m32r.c: Likewise.
19546 * config/rs6000/rs6000.c: Likewise.
19547 * config/c6x/c6x.c: Include function.h instead of integrate.h.
19548 * config/tilegx/tilegx.c: Likewise.
19549 * config/tilepro/tilepro.c: Likewise.
19551 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
19553 * config/avr/t-avr (s-avr-mmcu-texi): Call
19554 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
19556 2012-05-29 Michael Matz <matz@suse.de>
19558 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
19559 assign_temp): Remove 'keep' argument.
19560 (mark_temp_addr_taken): Remove prototype.
19561 * tree.h (expand_decl): Remove prototype.
19562 * function.c (struct temp_slot): Remove addr_taken and keep member.
19563 (assign_stack_temp_for_type) Don't initialize above, remove
19565 (assign_stack_temp, assign_temp): Remove keep argument.
19566 (mark_temp_addr_taken): Remove.
19567 (preserve_temp_slots): Remove handling of addr_taken and keep members.
19568 (free_temp_slots): Ditto.
19569 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
19571 * stmt.c (expand_asm_operands): Remove dead code.
19572 (expand_decl): Remove.
19573 * c-decl.c (finish_struct): Don't call expand_decl.
19574 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
19575 and assign_stack_temp.
19576 * calls.c (save_fixed_argument_area, initialize_argument_information,
19577 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
19578 * expmed.c (extract_bit_field_1): Ditto.
19579 * expr.c (emit_group_load_1, emit_group_store,
19580 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
19581 store_field, expand_constructor, expand_cond_expr_using_cmove,
19582 expand_expr_real_2, expand_expr_real_1): Ditto.
19583 * stmt.c (expand_asm_operands, expand_return): Ditto.
19585 * function.c (pop_temp_slots): Call free_temp_slots.
19586 * calls.c (store_one_arg): Don't call preserve_temp_slots or
19588 * expr.c (expand_assignment): Don't call free_temp_slots.
19590 * config/arm/arm.c (neon_expand_vector_init): Ditto.
19591 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
19592 (ix86_expand_vector_extract): Ditto.
19593 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
19594 ia64_expand_movxf_movrf): Ditto.
19595 * config/mips/mips.c (mips_expand_vi_general): Ditto.
19596 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
19597 extendsfdf2): Ditto.
19598 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
19599 rs6000_expand_vector_set, rs6000_expand_vector_extract,
19600 rs6000_allocate_stack_temp): Ditto.
19601 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
19602 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
19603 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
19604 sparc_expand_vector_init): Ditto.
19606 2012-05-29 Michael Matz <matz@suse.de>
19608 * c-tree.h (c_expand_decl): Remove prototype.
19610 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
19612 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
19613 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
19614 COMPOUND_LITERAL_EXPR.
19615 * function.c (expand_function_start): Don't call expand_decl,
19616 instead assert that we have RTL assigned.
19617 * tree-ssa-live.c (remove_unused_locals): Clear
19618 nonlocal_goto_save_area if its backing variable is removed.
19619 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
19621 (expand_decl): Assert that this does nothing.
19622 * calls.c (expand_call): Don't call mark_temp_addr_taken.
19624 2012-05-29 Richard Guenther <rguenther@suse.de>
19626 PR tree-optimization/53516
19627 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
19629 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
19631 2012-05-29 Joseph Myers <joseph@codesourcery.com>
19633 * LANGUAGES: Fix typos.
19634 * Makefile.in: Fix typos.
19635 * alias.c: Fix typos.
19636 * auto-inc-dec.c: Fix typos.
19637 * bb-reorder.c: Fix typos.
19638 * cfgcleanup.c: Fix typos.
19639 * cgraph.c: Fix typos.
19640 * cgraph.h: Fix typos.
19641 * cgraphunit.c: Fix typos.
19642 * collect2-aix.h: Fix typos.
19643 * collect2.c: Fix typos.
19644 * compare-elim.c: Fix typos.
19645 * config/alpha/vms.h: Fix typos.
19646 * config/arm/README-interworking: Fix typos.
19647 * config/arm/arm.c: Fix typos.
19648 * config/arm/iterators.md: Fix typos.
19649 * config/arm/vxworks.h: Fix typos.
19650 * config/avr/avr.c: Fix typos.
19651 * config/avr/avr.h: Fix typos.
19652 * config/avr/avr.md: Fix typos.
19653 * config/avr/builtins.def: Fix typos.
19654 * config/c6x/c6x.c: Fix typos.
19655 * config/cr16/cr16.c: Fix typos.
19656 * config/cr16/cr16.md: Fix typos.
19657 * config/cris/cris.md: Fix typos.
19658 * config/darwin.c: Fix typos.
19659 * config/darwin.opt: Fix typos.
19660 * config/i386/i386-c.c: Fix typos.
19661 * config/i386/i386.c: Fix typos.
19662 * config/ia64/ia64.c: Fix typos.
19663 * config/m68k/cf.md: Fix typos.
19664 * config/mep/mep.c: Fix typos.
19665 * config/microblaze/microblaze.c: Fix typos.
19666 * config/microblaze/microblaze.h: Fix typos.
19667 * config/mn10300/mn10300.c: Fix typos.
19668 * config/mn10300/mn10300.md: Fix typos.
19669 * config/pa/pa.c: Fix typos.
19670 * config/picochip/picochip.h: Fix typos.
19671 * config/rs6000/a2.md: Fix typos.
19672 * config/rs6000/rs6000.c: Fix typos.
19673 * config/rs6000/vector.md: Fix typos.
19674 * config/rx/rx.md: Fix typos.
19675 * config/rx/rx.opt: Fix typos.
19676 * config/s390/2097.md: Fix typos.
19677 * config/s390/s390.c: Fix typos.
19678 * config/s390/s390.h: Fix typos.
19679 * config/sh/sh.c: Fix typos.
19680 * config/sh/sh.md: Fix typos.
19681 * config/sparc/sync.md: Fix typos.
19682 * config/spu/spu.c: Fix typos.
19683 * config/spu/spu.md: Fix typos.
19684 * config/vms/vms.c: Fix typos.
19685 * config/vxworks-dummy.h: Fix typos.
19686 * config/vxworks.h: Fix typos.
19687 * cselib.c: Fix typos.
19688 * df-scan.c: Fix typos.
19690 * doc/extend.texi: Fix typos.
19691 * doc/install.texi: Fix typos.
19692 * doc/invoke.texi: Fix typos.
19693 * doc/md.texi: Fix typos.
19694 * doc/plugins.texi: Fix typos.
19695 * doc/rtl.texi: Fix typos.
19696 * dse.c: Fix typos.
19697 * dwarf2asm.c: Fix typos.
19698 * dwarf2out.c: Fix typos.
19699 * except.h: Fix typos.
19700 * expr.c: Fix typos.
19701 * fold-const.c: Fix typos.
19702 * gcc.c: Fix typos.
19703 * gcse.c: Fix typos.
19704 * genautomata.c: Fix typos.
19705 * gengtype-state.c: Fix typos.
19706 * gengtype.c: Fix typos.
19707 * genhooks.c: Fix typos.
19708 * gimple-fold.c: Fix typos.
19709 * gimple-pretty-print.c: Fix typos.
19710 * gimple.c: Fix typos.
19711 * gimple.h: Fix typos.
19712 * gimplify.c: Fix typos.
19713 * graphite-interchange.c: Fix typos.
19714 * graphite-sese-to-poly.c: Fix typos.
19715 * ifcvt.c: Fix typos.
19716 * input.c: Fix typos.
19717 * ipa-cp.c: Fix typos.
19718 * ipa-inline-analysis.c: Fix typos.
19719 * ipa-inline-transform.c: Fix typos.
19720 * ipa-inline.c: Fix typos.
19721 * ipa-pure-const.c: Fix typos.
19722 * ipa-ref.h: Fix typos.
19723 * ipa-reference.c: Fix typos.
19724 * ipa-utils.c: Fix typos.
19725 * ipa.c: Fix typos.
19726 * ira-emit.c: Fix typos.
19727 * ira-lives.c: Fix typos.
19728 * lto-streamer.c: Fix typos.
19729 * lto-streamer.h: Fix typos.
19730 * lto-wrapper.c: Fix typos.
19731 * mcf.c: Fix typos.
19732 * mode-switching.c: Fix typos.
19733 * modulo-sched.c: Fix typos.
19734 * plugin.c: Fix typos.
19735 * postreload.c: Fix typos.
19736 * sched-deps.c: Fix typos.
19737 * sel-sched-ir.c: Fix typos.
19738 * sel-sched-ir.h: Fix typos.
19739 * sel-sched.c: Fix typos.
19740 * sese.c: Fix typos.
19741 * stor-layout.c: Fix typos.
19742 * target-hooks-macros.h: Fix typos.
19743 * target.def: Fix typos.
19744 * trans-mem.c: Fix typos.
19745 * tree-eh.c: Fix typos.
19746 * tree-predcom.c: Fix typos.
19747 * tree-sra.c: Fix typos.
19748 * tree-ssa-address.c: Fix typos.
19749 * tree-ssa-loop-ivopts.c: Fix typos.
19750 * tree-ssa-loop-niter.c: Fix typos.
19751 * tree-ssa-math-opts.c: Fix typos.
19752 * tree-ssa-pre.c: Fix typos.
19753 * tree-ssa-propagate.c: Fix typos.
19754 * tree-ssa-reassoc.c: Fix typos.
19755 * tree-ssa-sccvn.c: Fix typos.
19756 * tree-ssa-ter.c: Fix typos.
19757 * tree-ssa-uninit.c: Fix typos.
19758 * tree-ssanames.c: Fix typos.
19759 * tree-vect-generic.c: Fix typos.
19760 * tree-vect-slp.c: Fix typos.
19761 * tree.c: Fix typos.
19762 * tree.h: Fix typos.
19763 * varasm.c: Fix typos.
19764 * varpool.c: Fix typos.
19766 2012-05-29 Joseph Myers <joseph@codesourcery.com>
19768 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
19770 2012-05-29 Richard Guenther <rguenther@suse.de>
19772 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
19774 (add_referenced_var_1): Re-organize. Assert we are not
19775 called for globals.
19776 (remove_referenced_var): Likewise.
19777 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
19778 * tree-mudflap.c (execute_mudflap_function_ops): Do not
19779 call add_referenced_var on globals.
19780 * matrix-reorg.c (transform_access_sites): Likewise.
19782 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
19784 * alias.c (reg_known_value): Make this a VEC.
19785 (reg_known_equiv_p): Make this an sbitmap.
19786 (reg_known_value_size): Remove.
19787 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
19788 set_reg_known_equiv_p): Update for reg_known_value and
19789 reg_known_value_size data structure change.
19790 (init_alias_analysis, end_alias_analysis): Likewise.
19792 2012-05-29 Jakub Jelinek <jakub@redhat.com>
19794 PR middle-end/53510
19795 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
19796 to avoid leaking memory. No need to handle memory allocation
19797 failure. Double string_len on each reallocation instead of adding 2.
19798 * gcov.c (read_line): Likewise.
19800 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
19802 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
19804 * config/cris/cris.md ("trap"): Define, enabled for
19805 TARGET_TRAP_USING_BREAK8.
19806 * config/cris/cris.opt (mtrap-using-break8): New option.
19808 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
19811 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
19814 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
19816 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
19817 (Standard Names): Fix typos in documentation of atomic patterns.
19819 2012-05-27 Nathan Sidwell <nathan@acm.org>
19821 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
19823 2012-05-26 Jason Merrill <jason@redhat.com>
19826 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
19827 about array compound literals.
19829 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
19831 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
19832 if CLEANUP_NO_INSN_DEL.
19833 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
19834 from cfg_layout_merge_blocks.
19835 (emit_nop_for_unique_locus_between): New function.
19836 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
19837 (cfg_layout_merge_blocks): Likewise.
19839 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
19840 Paolo Bonzini <bonzini@gnu.org>
19842 * df-scan.c (df_def_record_1): Assert a parallel must contain an
19843 EXPR_LIST at this point. Receive the LOC and move its extraction...
19844 (df_defs_record): ... here. Change if-else to a switch statement.
19845 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
19846 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
19847 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
19848 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
19849 regs_invalidated_by_call.
19850 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
19851 df_get_call_refs().
19853 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
19856 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
19857 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
19859 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
19861 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
19862 software floating point emulation. No longer build the multilibs
19863 with -mstrict-align.
19865 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
19867 PR middle-end/53008
19868 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
19869 accessed indirectly.
19870 (ipa_tm_create_version): Same.
19872 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
19875 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
19876 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
19878 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
19881 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
19882 (ix86_expand_vec_perm): Use int mode instead of float.
19883 (expand_vec_perm_pshufb): Remove handling of useseless type
19886 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
19889 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
19890 gnu_ld variables to yes.
19891 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
19892 (HAVE_GNU_AS): Likewise.
19893 * config.in: Regenerate.
19894 * configure: Likewise.
19896 2012-05-25 Tristan Gingold <gingold@adacore.com>
19898 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
19899 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
19900 and preferred_alignment.
19902 2012-05-25 Tristan Gingold <gingold@adacore.com>
19904 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
19906 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
19908 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
19909 volatile bitfields case.
19911 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
19913 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
19914 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
19915 (adjacent_mem_locations): Move some code to and call...
19916 (get_memref_parts): ...new function.
19917 (mem_locations_overlap): New function.
19918 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
19919 (is_mem_ref): Rename to...
19920 (find_mem_ref): ...this. Return MEM rtx.
19921 (get_store_dest): Remove function.
19922 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
19923 new parameter and adjust calls.
19924 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
19925 mem refs overlap for true_store_to_load_dep_costly.
19926 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
19927 passed to adjacent_mem_locations.
19928 (is_costly_group): Walk resolved dependency list.
19929 (force_new_group): Emit group ending nop for Power6/Power7.
19930 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
19931 (group_ending_nop): New define_insn.
19933 2012-05-24 Dodji Seketeli <dodji@redhat.com>
19935 Make unwound macro expansion trace less redundant
19936 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
19937 context of macro definition in the trace, when it's redundant.
19940 2012-05-24 Richard Guenther <rguenther@suse.de>
19942 PR middle-end/53460
19943 * tree-profile.c (tree_profiling): Cleanup the CFG if
19944 execute_fixup_cfg requests it.
19946 2012-05-24 Richard Guenther <rguenther@suse.de>
19948 * tree-flow.h (create_var_ann): Remove.
19949 * tree-dfa.c (create_var_ann): Remove and inline into its
19951 (add_referenced_var_1): ... here.
19952 * varpool.c (add_new_static_var): Do not call add_referenced_var
19954 * gimple-fold.c (canonicalize_constructor_val): Likewise.
19955 * tree-switch-conversion.c (build_one_array): Likewise.
19956 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
19957 * tree-flow-inline.h (gimple_referenced_vars): Guard against
19959 * tree-inline.c (remap_gimple_op_r): Likewise. Check
19960 gimple_referenced_vars instead of gimple_in_ssa_p.
19961 (copy_tree_body_r): Likewise.
19962 (setup_one_parameter): Likewise.
19963 (declare_return_variable): Likewise.
19964 (tree_function_versioning): Likewise.
19966 2012-05-24 Jakub Jelinek <jakub@redhat.com>
19968 PR tree-optimization/53465
19969 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
19970 vr0 into *vr, then vrp_meet that.
19971 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
19972 have any equivalences.
19973 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
19976 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
19978 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
19980 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
19981 check end_regno - 1 is a hard register.
19983 2012-05-24 Richard Guenther <rguenther@suse.de>
19985 * varpool.c (add_new_static_var): Remove call to create_var_ann.
19986 * tree-ssa-operands.c (create_vop_var): Likewise.
19988 2012-05-24 Richard Guenther <rguenther@suse.de>
19991 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
19993 (remove_unused_locals): Pass global_unused_vars to
19994 remove_unused_scope_block_p. Restore code walking all
19995 referenced vars and pruning them.
19997 2012-05-23 Jan Hubicka <jh@suse.cz>
19999 * tree.h (alias_diag_flags): Remove.
20000 (alias_pair): Remove emitted_diags.
20001 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
20002 symbol_alias_set_t, symbol_alias_set_destroy,
20003 symbol_alias_set_contains, propagate_aliases_backward): Remove.
20004 * toplev.c (compile_file): Do not call finish_aliases_2
20005 * cgraphunit.c (cgraph_process_new_functions): Do not call
20007 (handle_alias_pairs): Output diagnostics about aliases to externals.
20008 (assemble_thunks_and_aliases): Use do_assemble_alias.
20009 (output_weakrefs): Likewise.
20010 (finalize_compilation_unit): Do not call finish_aliases_1.
20011 * ipa.c (symtab_remove_unreachable_nodes): De not call
20012 remove_unreachable_alias_pairs.
20013 * varasm.c (do_assemble_alias): Export.
20014 (symbol_alias_set_create, symbol_alias_set_destroy,
20015 symbol_alias_set_contains, symbol_alias_set_insert,
20016 propagate_aliases_forward, propagate_aliases_backward,
20017 propagate_aliases_backward, trivially_visible_alias,
20018 trivially_defined_alias, remove_unreachable_alias_pairs,
20019 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
20020 * output.h (do_assemble_alias): Declare.
20021 * varpool.c (varpool_remove_unreferenced_decls): Do not call
20024 2012-05-23 Martin Jambor <mjambor@suse.cz>
20026 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
20028 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
20030 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
20032 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
20033 (iterative_hash_gimple_type): Adjust comment.
20034 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
20035 domain for an array type instead of the domain type itself.
20037 2012-05-23 Richard Guenther <rguenther@suse.de>
20039 PR tree-optimization/53438
20040 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
20042 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
20045 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
20046 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
20049 2012-05-23 Richard Guenther <rguenther@suse.de>
20051 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
20052 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
20053 via the global_unused_vars bitmap.
20054 (remove_unused_locals): Handle global vars in local-decls via
20055 a global_unused_vars bitmap instead of the used flag in the
20056 var annotation. Simplify global variable handling and removal.
20058 2012-05-22 Jan Hubicka <jh@suse.cz>
20060 PR middle-end/53426
20061 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
20062 from other partitions.
20064 2012-05-22 Jan Hubicka <jh@suse.cz>
20066 PR middle-end/53161
20067 * symtab.c (symtab_register_node): Fix ordering issue.
20069 2012-05-22 Steven Drake <sbd@NetBSD.org>
20071 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
20073 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
20075 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
20076 Use strip_name_encoding target hook.
20078 2012-05-22 Richard Guenther <rguenther@suse.de>
20080 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
20081 (init_function_for_compilation): Remove.
20082 * tree-dfa.c (find_vars_r): Take struct function argument.
20083 (find_referenced_vars_in): Adjust.
20084 * tree-ssa-operands.c (clobber_stats): Remove.
20085 (create_vop_var): Take struct function argument. Mark
20086 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
20087 (init_ssa_operands): Take struct function argument.
20088 (fini_ssa_operands): Do not dump dead stats.
20089 * tree-ssa-operands.h (init_ssa_operands): Take struct function
20091 * cgraphunit.c (init_lowered_empty_function): Adjust.
20092 * lto-streamer-in.c (input_cfg): Likewise.
20093 * tree-inline.c (initialize_cfun): Likewise.
20094 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
20095 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
20096 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
20097 virtual operands are not registers.
20099 2012-05-22 Richard Guenther <rguenther@suse.de>
20101 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
20103 2012-05-22 Richard Guenther <rguenther@suse.de>
20105 PR middle-end/53437
20106 * tree-inline.c (setup_one_parameter): Create a dummy init
20107 statement for unused parameters when not optimizing.
20109 2012-05-22 Richard Guenther <rguenther@suse.de>
20111 * tree-flow.h (add_referenced_var_1): Declare.
20112 (add_referenced_var): Define.
20113 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
20114 (add_referenced_var): Rename to ...
20115 (add_referenced_var_1): ... this. Take struct function argument.
20117 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
20120 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
20121 * config/arm/arm.c (arm_validize_comparison): Define.
20122 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
20123 arm_validize_comparison.
20124 ("cbranchdi4"): Likewise.
20125 ("cstoredi4"): Likewise.
20126 ("movsicc"): Likewise.
20127 ("movsfcc"): Likewise.
20128 ("movdfcc"): Likewise.
20130 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
20132 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
20133 the mw_reg_pool size.
20135 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
20137 PR tree-optimization/53336
20138 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
20139 non-integer integral types to offset type and vice versa.
20141 2012-05-22 Alan Modra <amodra@gmail.com>
20143 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
20144 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
20145 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
20146 V_SAVE_INLINE): Delete.
20147 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
20148 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
20149 For ELF targets, use out-of-line restores for -Os and any number
20150 of regs if the restore exits, and out-of-line gp save for two or
20151 more regs. Use save_reg_p to test for holes in reg restore set.
20152 Replace "#if" with "if".
20154 2012-05-22 Alan Modra <amodra@gmail.com>
20156 * config/rs6000/rs6000.c (save_reg_p): New function.
20157 (first_reg_to_save, first_fp_reg_to_save): Use it here.
20158 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
20159 (emit_frame_save): Use gen_frame_store.
20160 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
20161 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
20163 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
20164 vrsave, toc, gp and fp restores.
20166 2012-05-22 Alan Modra <amodra@gmail.com>
20168 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
20169 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
20170 Move function pointer variables after forward declarations.
20171 (rs6000_builtin_support_vector_misalignment): Make static.
20172 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
20173 (rs6000_function_value, rs6000_can_eliminate): Likewise.
20175 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
20177 PR rtl-optimization/53373
20178 * caller-save.c (save_call_clobbered_regs): Look into a possible
20179 PARALLEL manually rather than using single_set on a call insn.
20181 2012-05-21 Jakub Jelinek <jakub@redhat.com>
20183 PR tree-optimization/53436
20184 * omp-low.c (omp_build_component_ref): New function.
20185 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
20187 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
20189 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
20191 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
20192 Do not print '.' here. Output operand lossage error for unhandled
20197 <case 'z'>: Hardcode "code" argument into error strings.
20199 <case 'D'>: Merge AVX and non-AVX codes.
20200 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
20201 Update call to put_condition_code.
20203 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
20205 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
20207 (clzsi2): New expander.
20208 (*clzsi2_68k): New insn.
20209 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
20211 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
20213 * gimple.h (gimple_set_in_transaction): Remove.
20214 (gimple_in_transaction): Look in BB instead.
20215 (gimple_statement_base): Remove in_transaction field.
20216 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
20217 * trans-mem.c (compute_transaction_bits): Place transaction bit
20218 information into basic blocks.
20220 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
20222 * expr.c (get_def_for_expr_class): Define only if
20223 HAVE_conditional_move.
20224 (convert_tree_comp_to_rtx): Likewise.
20226 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
20229 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
20231 (ffssi2_no_cmove): Ditto.
20232 (*ffs<mode>_1): Remove insn pattern.
20233 (*tzcnt<mode>_1): New insn pattern.
20234 (*bsf<mode>1): Ditto.
20236 2012-05-21 Richard Guenther <rguenther@suse.de>
20238 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
20239 more referenced vars.
20240 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
20241 flag on variables that have a var-annotation.
20243 2012-05-21 Joseph Myers <joseph@codesourcery.com>
20246 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
20247 from folded operands before wrapping another around the
20248 conditional expression.
20250 2012-05-21 Jakub Jelinek <jakub@redhat.com>
20252 PR tree-optimization/53366
20253 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
20254 tests if complex_numbers == 2, but there are non-complex number loads
20257 PR tree-optimization/53409
20258 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
20259 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
20261 PR tree-optimization/53410
20262 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
20263 instead of build_int_cst (type, 0) where vector types might be
20264 involved. Instead of build_int_cst (type, 1) convert the original
20265 integer_onep argument to the desired type.
20267 2012-05-21 Michael Matz <matz@suse.de>
20269 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
20270 (simplify_test_exp): Handle one more case of distributive law,
20271 decrease cost threshold.
20272 (tests_attr_p, get_attr_order): New functions.
20273 (optimize_attrs): Use topological order, inline only cheap values.
20274 (write_attr_set): Reset our_known_true after some time.
20276 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
20279 * config/i386/i386.c (type_natural_mode): Warn passing SSE
20280 vector argument without SSE enabled changes the ABI.
20282 2012-05-21 Richard Guenther <rguenther@suse.de>
20284 PR tree-optimization/53408
20285 * tree-vect-loop.c (vectorizable_induction): Properly check
20286 the restriction that we cannot handle induction results from
20287 the inner loop outside of the outer loop.
20289 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
20292 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
20293 (UNSPECV_RDRAND): This.
20294 (rdrand<mode>_1): Updated.
20296 2012-05-21 Richard Guenther <rguenther@suse.de>
20298 * tree-loop-distribution.c (can_generate_builtin): Reject
20301 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
20303 * Makefile.in (options.c): Add options.h to included header
20304 files, before tm.h.
20306 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
20308 * tree-parloops.c : Add myself to contributors, update
20309 TODO list, add link to wiki.
20311 2012-05-21 Alan Modra <amodra@gmail.com>
20313 * config/rs6000/predicates.md (input_operand): Don't match
20314 constant pool addresses. Remove label_ref, high and plus from
20315 match_code list. Remove redundant CONSTANT_P test.
20316 (splat_input_operand): Similarly update match_code list.
20317 (small_toc_ref): New predicate.
20318 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
20319 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
20320 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
20321 register checks to..
20322 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
20323 generated by create_TOC_reference.
20324 (rs6000_legitimize_address): Update cerate_TOC_reference call.
20325 (rs6000_delegitimize_address): Handle new rtl for toc refs.
20326 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
20327 (use_toc_relative_ref): New function, split out from..
20328 (rs6000_emit_move): ..here. Remove redundant tests. Update
20329 create_TOC_reference calls.
20330 (rs6000_legitimize_reload_address): Formatting. Handle splitting
20331 of medium/large model toc addresses. Use use_toc_relative_ref.
20332 (print_operand): Formatting, style. Adjust for toc changes.
20333 (print_operand_address): Likewise.
20334 (rs6000_output_addr_const_extra): Likewise.
20335 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
20336 than a PLUS. Use this formulation for both high and low part
20337 of -mcmodel=medium/large toc reference too. Before reload,
20338 always use the small model formulation.
20339 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
20340 a PLUS in high part of addresses here.
20341 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
20342 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
20343 (largetoc_high, largetoc_low): Move earlier. Cope when no
20344 base reg available.
20345 (largetoc_high_plus): New insn.
20346 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
20347 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
20348 (tocref): ..instead do so here, new insn and split.
20350 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
20352 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20353 RDRND, F16C and FSGSBASE.
20355 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20357 PR rtl-optimzation/53373
20358 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
20359 call pattern. Update split patterns.
20360 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
20361 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
20363 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
20365 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
20368 2012-05-18 Jan Hubicka <jh@suse.cz>
20370 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
20371 (cgraph_process_new_functions): Process also aliases.
20372 * lto-streamer-out.c (struct sets): Remove.
20373 (trivally_defined_alias): Remove.
20374 (output_alias_pair_p): Remove.
20375 (output_unreferenced_globals): Remove.
20376 (produce_symtab); Do not handle alias pairs.
20377 (produce_asm_for_decls): Likewise.
20378 * lto-streamer-in.c (input_alias_pairs): Remove.
20379 (lto_read_body): Do not input alias pairs.
20380 (lto_input_constructors_and_inits): Remove.
20382 2012-05-18 Jan Hubicka <jh@suse.cz>
20384 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
20387 2012-05-18 Jan Hubicka <jh@suse.cz>
20389 * cgraphbuild.c (record_reference): Update.
20390 * lto-cgraph.c (lto_output_varpool_node): External vars
20391 are not in other partition even if they are not output
20392 in current partition.
20393 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
20395 (canonicalize_constructor_val): Take FROM_DECL argument.
20396 (fold_ctor_reference, fold_string_cst_ctor_reference,
20397 fold_array_ctor_reference, fold_nonarray_ctor_reference,
20398 fold_ctor_reference): Likewise.
20399 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
20400 * gimple.h (gimple_fold_builtin): Likewise.
20402 2012-05-18 Olivier Hainque <hainque@adacore.com>
20404 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
20405 $(libsubdir) as libexecsubdir.
20407 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20409 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
20410 relied on signed overflow behavior.
20412 2012-05-18 Richard Guenther <rguenther@suse.de>
20414 PR tree-optimization/53346
20415 * tree-loop-distribution.c (ldist_gen): Make sure to apply
20416 builtin transform even when only a single partition with
20417 all reads/writes exists.
20419 2012-05-18 Richard Guenther <rguenther@suse.de>
20421 PR tree-optimization/53390
20422 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
20425 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20427 * tree-ssa-reassoc.c (bip_map): Remove decl.
20428 (completely_remove_stmt): Remove function.
20429 (remove_def_if_absorbed_call): Remove function.
20430 (remove_visited_stmt_chain): Remove __builtin_powi handling.
20431 (possibly_move_powi): Remove function.
20432 (rewrite_expr_tree): Remove calls to possibly_move_powi.
20433 (rewrite_expr_tree_parallel): Likewise.
20434 (attempt_builtin_powi): Build multiplies explicitly rather than
20435 relying on the ops vector and rank system.
20436 (transform_stmt_to_copy): New function.
20437 (transform_stmt_to_multiply): Likewise.
20438 (reassociate_bb): Handle leftover operations after __builtin_powi
20439 optimization; build a final multiply if necessary.
20441 2012-05-18 Jan Hubicka <jh@suse.cz>
20443 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
20444 (mark_functions_to_output): Fix sanity check.
20445 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
20447 2012-05-18 Richard Guenther <rguenther@suse.de>
20449 * tree-flow.h (mark_symbols_for_renaming): Remove.
20450 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
20451 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
20452 (copy_debug_stmt): Likewise.
20453 (expand_call_inline): Likewise.
20454 (declare_return_variable): Mark the return variable for renaming
20457 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
20459 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
20461 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
20462 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
20463 (ashrdi3,lshrdi3): Likewise.
20464 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
20466 2012-05-18 Meador Inge <meadori@codesourcery.com>
20468 PR rtl-optimization/53352
20469 * cse.c (equiv_constant): Ignore paradoxical subregs.
20471 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
20473 PR rtl-optimization/53125
20474 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
20475 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
20476 die in the basic block. Correctly top off REG_FREQ and
20477 REG_FREQ_CALLS_CROSSED.
20479 (regstat_compute_ri): Allocate and free local_live_last_luid.
20481 (regstat_bb_compute_calls_crossed): Correctly top off
20482 REG_FREQ_CALLS_CROSSED.
20484 2012-05-17 Jan Hubicka <jh@suse.cz>
20486 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
20487 constructor over decl without.
20488 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
20489 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
20490 * cgraphunit.c (process_function_and_variable_attributes): Finalize
20492 (mark_functions_to_output): Also accept bodies for functions with
20494 (output_in_order): Skip external vars.
20495 * lto-cgraph.c (lto_output_node): External functions are never in other
20497 (lto_output_varpool_node): Likewise.
20498 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
20499 forgotten initializers.
20500 * ipa.c (process_references): Handle external vars.
20501 (symtab_remove_unreachable_nodes): Update to handle external vars.
20502 (varpool_externally_visible_p): External vars are externally visible.
20503 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
20504 * varpool.c (varpool_remove_node): Remove constructor.
20505 (decide_is_variable_needed): Handle externals.
20506 (varpool_remove_unreferenced_decls): Likewise.
20508 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
20510 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
20511 (enable_warning_as_error): Do not special case Wuninitialized.
20512 * optc-gen.awk: Add sanity checks.
20514 2012-05-17 Jan Hubicka <jh@suse.cz>
20516 * ipa-reference.c (is_proper_for_analysis): Do not check flags
20517 that might change as result of global optimization.
20518 (analyze_function): Do not check analyzed and externally_visible
20519 flags; be happy about address dereferences.
20520 (propagate): Prune all_module_statics so it really contains just
20521 statics; prune all the local summaries.
20522 (ipa_reference_write_optimization_summary): Simplify.
20524 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
20526 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
20527 * config/m68k/m68k-tables.opt: Regenerated.
20528 * doc/invoke.texi (M680x0 Options): Document.
20530 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
20531 Patrick Marlier <patrick.marlier@gmail.com>
20533 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
20536 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
20538 * configure: Regenerated.
20540 2012-05-16 Andrew Pinski <apinski@cavium.com>
20542 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
20545 2012-05-16 David S. Miller <davem@davemloft.net>
20547 * jump.c (delete_related_insns): If we remove a CALL, make sure
20548 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
20550 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20552 PR tree-optimization/53217
20553 * tree-ssa-reassoc.c (bip_map): New static variable.
20554 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
20555 (attempt_builtin_powi): Save feeding multiplies on a stack.
20556 (reassociate_bb): Create and destroy bip_map.
20558 2012-05-16 Olivier Hainque <hainque@adacore.com>
20560 * Makefile.in (install-no-fixedincludes): New target, former toplevel
20561 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
20562 Add comments and improve stamp preservation across the whole sequence.
20563 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
20565 2012-05-16 Richard Guenther <rguenther@suse.de>
20567 * tree-inline.c (insert_init_stmt): Do not call
20568 mark_symbols_for_renaming.
20569 (setup_one_parameter): Avoid initializing unused parameters.
20570 (declare_return_variable): Properly handle DECL_BY_REFERENCE
20571 return vars in SSA form.
20573 2012-05-16 Richard Guenther <rguenther@suse.de>
20575 * tree-flow.h (get_virtual_var): Remove.
20576 * tree-dfa.c (get_virtual_var): Likewise.
20578 2012-05-16 Richard Guenther <rguenther@suse.de>
20580 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
20581 Remove set-only bitmap of new names.
20582 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
20584 * tree-flow.h (ssa_names_to_replace): Remove.
20585 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
20587 2012-05-16 Richard Guenther <rguenther@suse.de>
20589 PR tree-optimization/53364
20590 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
20591 detect a view-conversion of the decl.
20593 2012-05-16 Dodji Seketeli <dodji@redhat.com>
20595 PR preprocessor/7263
20596 * c-tree.h (enum c_declspec_word): Declare new enum.
20597 (struct c_declspecs::locations): New member.
20598 (declspecs_add_qual, declspecs_add_scspec)
20599 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
20600 location parameter.
20601 * c-decl.c (build_null_declspecs): Initialize the new struct
20602 c_declspecs::locations member.
20603 (declspecs_add_addrspace): Take a location parameter for the
20604 address space. Store it onto declaration specifiers.
20605 (declspecs_add_qual): Likewise, take a location parameter for the
20607 (declspecs_add_type): Likewise, take a location parameter for the
20609 (declspecs_add_scspec): Likewise, take a location parameter for
20610 the storage class specifier.
20611 (declspecs_add_attrs): Likewise, take a location parameter for the
20613 (declspecs_add_alignas): Likewise, take a location parameter for
20615 (finish_declspecs): For diagnostics, use the location of the
20616 relevant declspec, instead of the global input_location.
20617 * c-parser.c (c_parser_parameter_declaration): Pass the precise
20618 virtual location of the declspec to the declspecs-setters.
20619 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
20622 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
20624 * configure.ac: Stack protector enabling for Android targets.
20625 * configure: Regenerate.
20627 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
20629 * ira.c (pseudo_move_insn): Delete.
20630 (find_moveable_pseudos): Don't set it.
20631 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
20632 the definitions of the original pseudo. Delete all of them.
20634 2012-05-16 Olivier Hainque <hainque@adacore.com>
20636 * config/rs6000/rs6000-opts.h (enum processor_type): Add
20638 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
20639 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
20640 * config/rs6000/8540.md: indicate that the units/patterns apply to
20643 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
20644 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
20645 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
20646 related flags, check that what is queried is supported by the selected
20647 configuration. Rework the single/double_float and MASK_STRING resets to
20648 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
20649 costs for PROCESSOR_PPC8548 as well.
20650 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
20651 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
20652 statement instead of a sequence of ifs.
20654 * config/rs6000/rs6000.h (TARGET_E500): Remove.
20655 (TARGET_NO_LWSYNC): Adjust accordingly.
20656 * config/rs6000/e500.h (TARGET_E500): Remove.
20657 (CHECK_E500_OPTIONS): Adjust accordingly.
20658 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
20659 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
20660 * config/rs6000/linuxspe.h: Likewise.
20661 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
20662 superfluous comments.
20663 * config/rs6000/e500-double.h: Remove.
20665 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
20666 default to with_cpu=8548 if --enable-e500-double, and to 8540
20668 (set misc flags section): For powerpc*|rs6000*, remove inclusion
20669 of e500-double.h for --enable-e500-double.
20671 2012-05-16 Olivier Hainque <hainque@adacore.com>
20673 * Makefile.in (s-header-vars): Resort to -n instead of trailing
20674 -e d in sed invocation.
20676 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
20678 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
20680 * doc/tm.texi: Regenerate.
20682 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
20684 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
20686 2012-05-15 Jakub Jelinek <jakub@redhat.com>
20689 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
20690 that operands[2] is either immediate, or q_regs_operand.
20692 2012-05-15 Richard Guenther <rguenther@suse.de>
20694 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
20695 (assemble_thunk): Likewise. Manually rename and register
20696 function arguments.
20698 2012-05-15 Richard Guenther <rguenther@suse.de>
20700 PR tree-optimization/53355
20701 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
20704 2012-05-15 Tristan Gingold <gingold@adacore.com>
20706 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
20708 2012-05-15 Richard Guenther <rguenther@suse.de>
20710 * gimple.c (gimple_set_modified): Move ...
20711 * gimple.h (gimple_set_modified): ... here.
20713 2012-05-15 Tristan Gingold <gingold@adacore.com>
20715 * ira-color.c (move_spill_restore): Add a guard.
20717 2012-05-15 Tristan Gingold <gingold@adacore.com>
20719 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
20722 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
20724 * gimplify.c (gimplify_init_constructor): Do a block move for very
20725 small objects as well.
20727 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
20729 * ira.c (find_moveable_pseudos): Skip registers whose
20730 DF_REG_EQ_USE_COUNT is nonzero.
20732 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20734 * doc/md.texi (fma): Define to only be applicable for single rounding.
20736 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
20739 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
20740 generate target register for "load" class builtins.
20743 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
20746 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
20747 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
20748 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
20749 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
20750 (<sse>_movu<ssemodesuffix>): New expander.
20751 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
20752 (avx_movdqu<avxmodesuffix>): New expander.
20753 (*sse2_movdqu): Rename from sse2_movdqu.
20754 (sse2_movdqu): New expander.
20756 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
20759 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
20760 (canonicalize_perm): ... new function.
20761 (expand_vec_perm_2vperm2f128_vshuf): New function.
20762 (ix86_expand_vec_perm_const_1): Call it.
20764 2012-05-14 Andrew Pinski <apinski@cavium.com>
20765 H.J. Lu <hongjiu.lu@intel.com>
20766 Jakub Jelinek <jakub@redhat.com>
20769 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
20772 2012-05-14 Jakub Jelinek <jakub@redhat.com>
20774 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
20775 lineno 1 the same as lineno 0 before first start file directive.
20776 (optimize_macinfo_range): Likewise.
20778 * dwarf2out.c (have_macinfo): Define.
20779 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
20780 attribute, don't force empty compilation unit and don't emit any
20781 .debug_macinfo/.debug_macro section if macinfo_table is empty.
20783 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
20786 * config/avr/avr.c (avr_const_address_lo16): Remove.
20787 (avr_assemble_integer): Print ".byte lo8(x)",
20788 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
20789 .warning if 3-byte address is assembled.
20790 * doc/extend.texi (AVR Named Address Spaces): Document that
20791 binutils 2.23 is needed to assemble 3-byte addresses.
20793 2012-05-14 Richard Guenther <rguenther@suse.de>
20795 * tree-vect-data-refs.c (vect_setup_realignment): Remove
20796 call to mark_symbols_for_renaming.
20797 (vect_permute_load_chain): Likewise.
20798 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
20799 instead of calling mark_symbols_for_renaming.
20800 * tree-vect-stmts.c (read_vector_array): Remove call to
20801 mark_symbols_for_renaming.
20802 (write_vector_array): Likewise.
20803 (vectorizable_call): Likewise.
20804 (vectorizable_store): Likewise.
20805 (vectorizable_load): Likewise.
20806 * matrix-reorg.c (transform_allocation_sites): Likewise.
20807 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
20808 (create_expression_by_pieces): Likewise.
20810 2012-05-14 Richard Guenther <rguenther@suse.de>
20812 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
20813 of statements for renaming.
20814 (force_gimple_operand_1): Likewise, consistently for both
20815 calls to force_gimple_operand and force_gimple_operand_gsi.
20817 2012-05-14 Richard Guenther <rguenther@suse.de>
20819 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
20820 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
20822 (expand_omp_for): Likewise.
20823 (expand_omp_for_generic): Adjust conditional add to referenced vars.
20824 Use make_rename_temp for temporaries that should be rewritten into
20826 (expand_omp_for_static_nochunk): Likewise.
20827 (expand_omp_atomic_pipeline): Likewise.
20829 2012-05-14 Richard Guenther <rguenther@suse.de>
20831 PR tree-optimization/53331
20832 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
20834 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
20836 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
20839 * doc/options.texi: (LangEnabledBy): Document it.
20840 * optc-gen.awk: Handle LangEnabledBy.
20841 * opth-gen.awk: Generate declaration for lang-specific functions.
20842 * opt-read.awk: Record lang numbers.
20843 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
20844 (lang_sanitized_name): New.
20846 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
20848 * attribs.c (decl_attributes): Avoid emitting a warning if
20849 ATTR_FLAG_BUILT_IN.
20850 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
20851 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
20852 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
20853 define a string "1".
20854 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
20855 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
20856 BUILT_IN_STRCPY): Use it for these functions.
20857 * postreload.c (reload_combine): Deal with SETs inside
20858 CALL_INSN_FUNCTION_USAGE.
20859 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
20860 Look for REG_RETURNED notes and use a cheap restore if possible.
20861 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
20862 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
20863 * ira-build.c (ira_create_allocno, create_cap_allocno,
20864 propagate_allocno_info, propagate_some_info_from_allocno,
20865 copy_info_to_removed_store_destination, ira_flattening): Handle it.
20866 * ira-lives.c (pseudo_regno_single_word_and_live_p,
20867 find_call_crossed_cheap_reg): New static functions.
20868 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
20869 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
20870 a REG_RETURNED note in that case.
20871 * ira.c (setup_reg_renumber): Change assert to allow cases where
20872 allocnos only cross calls for which they are cheap to restore.
20873 * ira-costs.c (ira_tune_allocno_costs): Compare
20874 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
20876 * reg-notes.def (REG_RETURNED): New note.
20877 * cse.c (cse_insn): Likewise.
20878 * sched-deps.c (sched_analyze_insn): Likewise.
20879 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
20880 * calls.c (decl_return_flags): New static function.
20881 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
20882 functions that return one of their arguments.
20883 * regcprop.c (struct kill_set_value_data): New.
20884 (kill_set_value): Interpret data as a pointer to such a struct.
20885 Do nothing if the caller wants the register to be ignored.
20886 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
20888 2012-05-14 Richard Guenther <rguenther@suse.de>
20890 PR tree-optimization/53340
20891 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
20893 2012-05-14 Richard Guenther <rguenther@suse.de>
20895 * gimplify.c (gimplify_expr): Remove odd code.
20897 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
20899 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
20900 into a PLUS_EXPR byte offset.
20902 * tree-ssa-pre.c (can_value_number_call): Delete.
20903 (compute_avail): Skip all statements with side effects.
20904 <GIMPLE_CALL>: Skip calls to internal functions.
20906 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
20908 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
20910 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
20912 * common.opt (Wtype-limits): Use EnabledBy.
20914 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
20916 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
20917 (pushtf splitter): Ditto.
20919 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
20920 (<code>tf2): Enable for TARGET_SSE.
20921 (*absnegtf2_sse): Ditto.
20922 (copysign<mode>3): Enable TFmode for TARGET_SSE.
20923 (copysign<mode>3_const): Ditto.
20924 (copysign<mode>3_var): Ditto.
20925 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
20926 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
20927 (*<code>tf3): Ditto.
20928 * config/i386/i386.c (struct builtin_description bdesc_args)
20929 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
20930 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
20931 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
20932 Emit a normal call if SSE isn't available.
20934 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
20936 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
20937 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
20938 (<code><mode>3): Ditto.
20939 (*andnot<mode>3): Ditto.
20940 (*andnottf3): Ditto.
20941 (*<code><mode>3): Ditto.
20942 (<code>tf3): Ditto.
20944 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
20946 * optc-gen.awk: Error instead of warning for conflicting help.
20948 2012-05-12 Jason Merrill <jason@redhat.com>
20951 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
20954 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
20956 * function.c (requires_stack_frame_p): If the function can throw
20957 non-call exceptions, return true if the insn can throw internally.
20959 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
20961 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
20963 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
20965 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
20966 ORDERED and UNORDERED conditions.
20968 2012-05-11 Richard Guenther <rguenther@suse.de>
20970 * tree-flow.h (referenced_var_check_and_insert): Remove.
20971 (find_new_referenced_vars): Likewise.
20972 * tree-dfa.c (referenced_var_check_and_insert): Make static.
20973 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
20974 * tree-inline.c (copy_bb): Use find_referenced_vars_in
20975 instead of find_new_referenced_vars.
20976 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
20978 2012-05-11 Richard Guenther <rguenther@suse.de>
20980 * tree-pass.h (pass_rest_of_compilation,
20981 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
20983 * passes.c (pass_all_optimizations, pass_postreload,
20984 pass_all_early_optimizations): Make static.
20985 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
20986 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
20987 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
20988 (delete_tree_ssa): Do not call fini_phinodes.
20989 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
20991 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
20994 * doc/options.texi (EnabledBy): Document
20995 * opts.c: Include opts.h and options.h before tm.h.
20996 (finish_options): Do not handle some sub-options here...
20997 (common_handle_option): ... instead call common_handle_option_auto
20999 * optc-gen.awk: Handle EnabledBy.
21000 * opth-gen.awk: Declare common_handle_option_auto.
21001 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
21002 (Wmaybe-uninitialized): Likewise.
21003 (Wunused-but-set-variable): Likewise.
21004 (Wunused-function): Likewise.
21005 (Wunused-label): Likewise.
21006 (Wunused-value): Likewise.
21007 (Wunused-variable): Likewise.
21008 * opt-read.awk: Create opt_numbers array.
21010 2012-05-11 Richard Guenther <rguenther@suse.de>
21012 PR tree-optimization/53295
21013 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
21015 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
21016 strides when analyzing data-references in a loop context.
21017 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
21018 non-constant strides for now.
21019 (vect_enhance_data_refs_alignment): Ignore data references
21020 that are strided loads.
21021 (vect_analyze_data_ref_access): Handle non-constant strides.
21022 (vect_check_strided_load): Verify the data-reference is a load.
21023 (vect_analyze_data_refs): Restructure to make strided load
21024 support not dependent on gather support.
21025 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
21026 when doing strided or gather loads.
21027 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
21028 integer_zerop to compare stride with zero.
21030 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
21032 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
21034 2012-05-11 Jan Hubicka <jh@suse.cz>
21037 * varpool.c (varpool_assemble_decl): Also output constat pool entries
21038 that output_constant_pool missed.
21040 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
21042 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
21043 MULTILIB_EXTRA_OPTS.
21045 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
21048 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
21050 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
21052 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
21053 optimization for TARGET_AVX.
21054 (*movti_internal_sse): Ditto.
21055 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
21056 (*movdi_internal): Ditto.
21057 (*movsi_internal): Ditto.
21058 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
21059 (*movdf_internal_rex64): Ditto.
21060 (*movfd_internal): Ditto.
21061 (*movsf_internal): Ditto.
21062 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
21064 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
21066 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
21067 reference as size attribute.
21069 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
21070 Tristan Gingold <gingold@adacore.com>
21072 * doc/md.texi (Standard Names): Document probe_stack_address.
21073 * explow.c (emit_stack_probe): Handle probe_stack_address.
21074 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
21075 (UNSPECV_PROBE_STACK_RANGE): Likewise.
21076 (probe_stack_address): New insn.
21077 (probe_stack_range): Likewise.
21078 * config/ia64/ia64.c: Include common/common-target.h.
21079 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
21080 checking is enabled.
21081 (ia64_emit_probe_stack_range): New function.
21082 (output_probe_stack_range): Likewise.
21083 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
21084 builtin stack checking is enabled.
21085 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
21086 and UNSPECV_PROBE_STACK_ADDRESS.
21087 (unknown_for_bundling_p): New predicate.
21088 (group_barrier_needed): Use important_for_bundling_p.
21089 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
21090 (issue_nops_and_insn): Likewise.
21091 (bundling): Likewise.
21092 (final_emit_insn_group_barriers): Likewise.
21093 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
21094 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
21095 (STACK_CHECK_PROTECT): Likewise.
21096 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
21098 2012-05-10 Jan Hubicka <jh@suse.cz>
21100 * ipa-inline.c (update_all_callee_keys): Remove.
21101 (inline_small_functions): Simplify priority updating.
21103 2012-05-10 Jan Hubicka <jh@suse.cz>
21105 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
21107 2012-05-10 Jan Hubicka <jh@suse.cz>
21109 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
21110 (symtab_remove_unreachable_nodes): ... this one.
21111 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
21112 * cgraphunit.c (ipa_passes): Update.
21113 * cgraphclones.c (cgraph_materialize_all_clones): Update.
21114 * cgraph.c (cgraph_release_function_body): Only turn initial
21115 into error mark when initial was previously set.
21116 * ipa-inline.c (ipa_inline): Update.
21117 * ipa.c: Include ipa-inline.h
21118 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
21119 (enqueue_node): New function.
21120 (process_references): Update.
21121 (symtab_remove_unreachable_nodes): Cleanup.
21122 * passes.c (execute_todo, execute_one_pass): Update.
21124 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
21126 PR rtl-optimization/53125
21127 * ira.c (ira): Call find_moveable_pseudos and
21128 move_unallocated_pseudos if only ira_conflicts_p is true.
21130 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
21132 * config/i386/i386.md (*movoi_internal_avx): Handle
21133 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
21134 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
21135 (*movti_internal_sse): Ditto.
21136 (*movtf_internal): Ditto.
21137 * config/i386/sse.md (ssePSmode): New mode attribute.
21138 (*move<mode>_internal): Use ssePSmode.
21139 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
21140 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
21141 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
21142 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
21144 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
21146 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
21147 DECL_ORIGINAL_TYPE if it is present.
21149 2012-05-10 Nick Clifton <nickc@redhat.com>
21152 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
21153 a "0" constraint to being a (match_dup 0).
21155 2012-05-10 Richard Guenther <rguenther@suse.de>
21157 * stor-layout.c (byte_from_pos): Amend comment.
21159 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21161 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
21162 Document requirement to call in constructors.
21164 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
21166 2012-05-10 Richard Guenther <rguenther@suse.de>
21168 * tree.h (TYPE_IS_SIZETYPE): Remove.
21169 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
21170 (extract_muldiv_1): Likewise.
21171 * gimple.c (gtc_visit): Likewise.
21172 (gimple_types_compatible_p): Likewise.
21173 (iterative_hash_canonical_type): Likewise.
21174 (gimple_canonical_types_compatible_p): Likewise.
21175 * gimplify.c (gimplify_one_sizepos): Likewise.
21176 * print-tree.c (print_node): Likewise.
21177 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
21179 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
21182 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
21183 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
21184 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
21185 instead of xop_mulv2div2di3_low.
21186 (xop_p<macs>dql): Fix vec_select selector.
21187 (xop_p<macs>dqh): Ditto.
21188 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
21189 (xop_mulv2div2di3_high): Ditto.
21191 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
21194 * diagnostic.h (diagnostic_context): Add last_location.
21195 * diagnostic.c (diagnostic_initialize): Initialize it.
21196 (diagnostic_show_locus): Use it.
21198 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
21200 * doc/extend.texi (Function Attributes): Point xref to section
21203 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
21205 * config/i386/i386.c (*movdf_internal_rex64): Remove
21206 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
21207 Calculate "mode" attribute according to
21208 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
21209 (*movdf_internal): Ditto.
21211 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
21214 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
21215 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
21216 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
21217 or when optimizing for size.
21218 * config/i386/sse.md (*mov<mode>_internal): Remove
21219 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
21220 Calculate "mode" attribute according to optimize_function_for_size_p
21221 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
21222 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
21223 depending on the mode of the instruction. Calculate "mode" attribute
21224 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
21225 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
21226 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
21228 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
21231 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
21232 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
21233 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
21234 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
21235 (expand_prologue): Move initialization of cfun->machine->is_naked,
21236 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
21237 (avr_set_current_function): ...this new static function.
21238 (TARGET_SET_CURRENT_FUNCTION): New define.
21239 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
21240 checking attributes of current_function_decl.
21241 (avr_regs_to_save): Ditto.
21242 (signal_function_p): Rename to avr_signal_function_p.
21243 (interrupt_function_p): Rename to avr_interrupt_function_p.
21245 * doc/extend.texi (Function Attributes): Better explanation of
21246 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
21247 alphabetical order.
21249 2012-05-09 Michael Matz <matz@suse.de>
21251 PR tree-optimization/53185
21252 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
21253 peeling when we see strided loads.
21255 2012-05-09 Matthias Klose <doko@ubuntu.com>
21257 * gcc-ar.c (main): Don't check for execute bits for the plugin.
21259 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
21261 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
21262 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
21263 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
21264 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
21265 (USE_LOAD_POST_INCREMENT): Define.
21266 (USE_LOAD_PRE_INCREMENT): Define.
21267 (USE_LOAD_POST_DECREMENT): Define.
21268 (USE_LOAD_PRE_DECREMENT): Define.
21269 (USE_STORE_PRE_DECREMENT): Define.
21270 (USE_STORE_PRE_INCREMENT): Define.
21271 (USE_STORE_POST_DECREMENT): Define.
21272 (USE_STORE_POST_INCREMENT): Define.
21273 (arm_auto_incmodes): Add enumeration.
21274 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
21275 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
21277 2012-05-09 Jakub Jelinek <jakub@redhat.com>
21279 PR tree-optimization/53226
21280 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
21281 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
21282 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
21283 doesn't need to be revisited, look for earliest stmt with
21284 !gimple_plf (stmt, GF_PLF_1) if something changed.
21286 2012-05-09 Terry Guo <terry.guo@arm.com>
21288 * genmultilib: Update copyright dates.
21289 * doc/fragments.texi: Ditto.
21291 2012-05-09 Terry Guo <terry.guo@arm.com>
21293 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
21294 * genmultilib (MULTILIB_REQUIRED): New.
21295 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
21297 2012-05-09 Richard Guenther <rguenther@suse.de>
21299 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
21300 (vect_do_peeling_for_loop_bound): Likewise.
21301 (vect_do_peeling_for_alignment): Likewise.
21302 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
21303 (vect_do_peeling_for_loop_bound): Get check_profitability and
21304 threshold as parameters.
21305 (vect_do_peeling_for_alignment): Likewise.
21306 (vect_loop_versioning): Likewise.
21307 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
21308 and threshold here. Control where to put the check here.
21310 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
21312 PR middle-end/53249
21313 * dwarf2out.h (get_address_mode): Move declaration to...
21315 * dwarf2out.c (get_address_mode): Move definition to...
21316 * rtlanal.c: ...here.
21317 * var-tracking.c (get_address_mode): Delete.
21318 * combine.c (find_split_point): Use get_address_mode instead of
21319 targetm.addr_space.address_mode.
21320 * cselib.c (cselib_record_sets): Likewise.
21321 * dse.c (canon_address, record_store): Likewise.
21322 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
21323 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
21324 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
21325 (expand_expr_real_1): Likewise.
21326 * ifcvt.c (noce_try_cmove_arith): Likewise.
21327 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
21328 * reload.c (find_reloads): Likewise.
21329 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
21330 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
21332 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
21334 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
21335 information from the instruction produced.
21337 2012-05-09 Richard Guenther <rguenther@suse.de>
21339 * stor-layout.c (bit_from_pos): Document.
21340 (byte_from_pos): Likewise. Optimize.
21341 (pos_from_bit): Likewise.
21342 (normalize_offset): Use pos_from_bit instead of replicating it.
21344 2012-05-09 Alan Modra <amodra@gmail.com>
21347 * config/rs6000/rs6000.c (gen_frame_set): New function.
21348 (gen_frame_load, gen_frame_store): New functions.
21349 (rs6000_savres_rtx): Use the above.
21350 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
21351 Correct mode used for CR2 in save/restore_world patterns.
21352 Don't emit instructions for eh_return frame unwind reg info.
21354 2012-05-08 Jan Hubicka <jh@suse.cz>
21356 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
21358 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
21360 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
21362 (compile_file): Do not output variables.
21363 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
21365 * langhooks.c: Include timevar.h
21366 (write_global_declarations): Finalize compilation unit after wrapup;
21367 set timevars correctly.
21368 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
21369 not to be added to varpool.
21370 * varpool.c (varpool_assemble_decl): Sanity check that we are called
21371 only on cases where it makes sense; skip constant pool and value expr
21374 2012-05-08 David S. Miller <davem@davemloft.net>
21376 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
21377 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
21378 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
21380 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
21382 PR rtl-optimization/53278
21383 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
21384 speed_p code from earlier patch.
21386 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
21389 * config/sh/sh.md (*branch_true, *branch_false): New insns.
21391 2012-05-08 Teresa Johnson <tejohnson@google.com>
21393 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
21394 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
21396 2012-05-08 Jan Hubicka <jh@suse.cz>
21398 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
21399 (cgraph_create_node_1): Rename to ...
21400 (cgraph_create_empty_node): ... this one; export.
21401 (cgraph_create_node): Update.
21402 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
21403 (cgraph_create_edge_including_clones): Likewise.
21404 (cgraph_find_replacement_node): Likewise.
21405 (cgraph_clone_edge): Likewise.
21406 (cgraph_clone_node): Likewise.
21407 (clone_function_name): Likewise.
21408 (cgraph_create_virtual_clone): Likewise.
21409 (cgraph_remove_node_and_inline_clones): Likewise.
21410 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
21411 * cgraph.h: Reorder declarations so they match file of origin.
21412 (cgraph_create_empty_node): Declare.
21413 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
21414 (cgraph_copy_node_for_versioning): Likewise.
21415 (cgraph_function_versioning): Likewise.
21416 (cgraph_materialize_clone): Likewise.
21417 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
21418 (cgraph_materialize_all_clones): Likewise.
21419 * cgraphclones.c: New file.
21420 * Makefile.in: Update for cgraphclones.
21422 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
21425 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
21426 (ix86_rtx_costs): Handle SET.
21428 2012-05-08 Michael Matz <matz@suse.de>
21430 * basic-block.h (struct rtl_bb_info): Remove visited member and
21431 move head_ member to ...
21432 (struct basic_block_def.basic_block_il_dependent): ... the new
21433 member x, replacing but containing old member rtl.
21434 (enum bb_flags): New BB_VISITED flag.
21435 (BB_HEADER, BB_FOOTER): New macros.
21437 * jump.c (mark_all_labels): Adjust.
21438 * cfgcleanup.c (try_optimize_cfg): Adjust.
21439 * cfglayout.c (record_effective_endpoints): Adjust.
21440 (relink_block_chain): Ditto (and don't fiddle with visited).
21441 (fixup_reorder_chain): Adjust.
21442 (fixup_fallthru_exit_predecessor): Ditto.
21443 (cfg_layout_duplicate_bb): Ditto.
21444 * combine.c (update_cfg_for_uncondjump): Adjust.
21445 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
21446 (bb_visited_trace): New accessor.
21447 (mark_bb_visited): Move in front.
21448 (rotate_loop): Use bb_visited_trace.
21449 (find_traces_1_round): Ditto.
21450 (emit_barrier_after): Ditto.
21451 (copy_bb): Ditto, and initialize visited on resize.
21452 (reorder_basic_blocks): Initize visited member.
21453 (duplicate_computed_gotos): Clear bb flags at start, use
21456 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
21457 (rtl_verify_flow_info_1): Ditto.
21458 (cfg_layout_split_block): Ditto.
21459 (cfg_layout_delete_block): Ditto.
21460 (cfg_layout_merge_blocks): Ditto.
21461 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
21463 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
21466 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
21467 when a constant source operand matches an "I" constraint, the "no
21468 CC0 change" applies to a register-destination only, not a
21469 strict_low_part-destination.
21471 2012-05-08 Richard Guenther <rguenther@suse.de>
21473 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
21474 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
21476 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
21478 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
21480 * doc/avr-mmcu.texi: New auto-generated file.
21481 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
21482 to document all valid -mmcu= arguments.
21484 * config/avr/avr.h (arch_info_s): New struct definition.
21485 * config/avr/avr-devices.c (avr_texinfo): New variable.
21486 * config/avr/gen-avr-mmcu-texi.c: New file.
21487 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
21489 2012-05-08 Dehao Chen <dehao@google.com>
21491 * predict.c (find_qualified_ssa_name): New.
21492 (find_ssa_name_in_expr): New.
21493 (find_ssa_name_in_assign_stmt): New.
21494 (is_comparison_with_loop_invariant_p): New.
21495 (is_bound_expr_similar): New.
21496 (predict_iv_comparison): New.
21497 (predict_loops): Add heuristic for loop-nested branches that compare an
21498 induction variable to a loop bound variable.
21499 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
21501 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
21503 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
21504 TARGET_BDVER2 defines where appropriate.
21506 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
21508 * configure.ac (PLUGIN_LD): Rename into...
21509 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
21510 * config.in: Regenerate.
21511 * configure: Likewise.
21512 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
21514 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
21516 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
21517 computation using the precision of the index type.
21518 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
21519 (fold_array_ctor_reference): Do index computations in the index type.
21521 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
21523 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
21524 down to plus_constant.
21525 (expand_epilogue): Ditto.
21527 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
21529 * postreload.c (reload_cse_regs): Make static.
21530 * reload.h (reload_cse_regs): Remove prototype.
21532 2012-05-07 Richard Henderson <rth@redhat.com>
21534 * config/alpha/alpha.md (clear_cache): New pattern.
21536 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
21538 PR middle-end/53245
21539 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
21540 is folded to a type boundary value, verify that the resulting case
21541 label is still a care range.
21543 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
21545 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
21546 only for TARGET_GENERIC, when not optimizing for size.
21547 (*ffs<mode>_1): Ditto.
21549 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
21551 * tree-cfg.c (verify_gimple_switch): Tighten checks.
21553 2012-05-07 Jakub Jelinek <jakub@redhat.com>
21555 PR tree-optimization/53239
21556 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
21557 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
21559 2012-05-07 Richard Guenther <rguenther@suse.de>
21561 PR tree-optimization/53195
21562 * tree-inline.c (setup_one_parameter): Properly add referenced
21563 vars from the parameters new known value.
21565 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
21567 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
21568 (sched_branch_type): Remove.
21569 (m68k_sched_md_init_global): Don't allocate it.
21570 (m68k_sched_md_finish_global): Don't free it.
21571 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
21572 * config/m68k/m68k.md: Set the type of insns using
21573 m68k_sched_branch_type to bcc directly.
21575 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21577 * config/sol2.c (solaris_override_options): New function.
21578 * config/sol2-protos.h (solaris_override_options): Declare.
21579 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21581 2012-05-07 Richard Guenther <rguenther@suse.de>
21583 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
21584 whether we failed to compute data dependences.
21585 (loop_prefetch_arrays): Fail if we failed.
21587 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
21588 Paolo Bonzini <bonzini@gnu.org>
21590 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
21591 Emit bsf when optimizing for size.
21592 (*ffs<mode>_1): Ditto.
21594 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
21597 * config/sh/sh.c (sh_rtx_costs): Handle SET.
21599 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
21602 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
21603 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
21604 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
21606 (*bswapdi2_doubleword): New insn pattern.
21607 (*bswap<mode>2): Rename from *bswap<mode>2_1.
21609 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
21611 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
21612 (mips_set_reg_reg_cost): Likewise.
21613 (mips_rtx_costs): Handle SET.
21615 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
21617 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
21618 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
21619 to compute the cost of moves. Set the mode of the target register.
21621 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
21623 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
21624 plus_constant function.
21625 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
21626 that the mode is sensible.
21627 (use_anchored_address, round_push, allocate_dynamic_stack_space)
21628 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
21631 * alias.c (canon_rtx): Likewise.
21632 (init_alias_analysis): Likewise.
21633 * builtins.c (expand_builtin_return_addr)
21634 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
21635 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
21636 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
21637 (expand_builtin_stpcpy): Likewise.
21638 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
21639 (compute_argument_addresses, internal_arg_pointer_based_exp)
21640 (expand_call, emit_library_call_value_1): Likewise.
21641 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
21642 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
21643 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
21644 * cse.c (insert_const_anchor, find_reg_offset_for_const)
21645 (use_related_value, fold_rtx): Likewise.
21646 * cselib.c (cselib_subst_to_values): Likewise.
21647 * dse.c (record_store, check_mem_read_rtx): Likewise.
21648 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
21649 * emit-rtl.c (adjust_address_1): Likewise.
21650 * except.c (sjlj_emit_function_enter)
21651 (expand_builtin_extract_return_addr)
21652 (expand_builtin_frob_return_addr): Likewise.
21653 * expmed.c (expand_divmod): Likewise.
21654 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
21655 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
21656 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
21657 * function.c (assign_stack_local_1)
21658 (instantiate_virtual_regs_in_rtx): Likewise.
21659 * optabs.c (prepare_cmp_insn): Likewise.
21660 * recog.c (offsettable_address_addr_space_p): Likewise.
21661 * reload.c (find_reloads_address, form_sum)
21662 (find_reloads_subreg_address): Likewise.
21663 * reload1.c (init_reload, eliminate_regs_1)
21664 (eliminate_regs_in_insn): Likewise.
21665 * simplify-rtx.c (simplify_unary_operation_1)
21666 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
21667 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
21668 (vt_add_function_parameter): Likewise.
21670 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
21671 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
21672 * config/alpha/alpha.c (alpha_legitimize_address_1)
21673 (get_unaligned_address, alpha_expand_unaligned_load)
21674 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
21675 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
21676 (alpha_expand_builtin_establish_vms_condition_handler)
21677 (alpha_setup_incoming_varargs, emit_frame_store_1)
21678 (alpha_expand_prologue, alpha_expand_epilogue)
21679 (alpha_use_linkage): Likewise.
21680 * config/alpha/alpha.md: Likewise.
21682 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
21683 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
21684 (thumb_legitimize_address, arm_gen_load_multiple_1)
21685 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
21686 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
21687 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
21688 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
21689 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
21690 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
21691 (thumb_expand_movmemqi, arm_set_return_address)
21692 (thumb_set_return_address): Likewise.
21693 * config/arm/arm.md: Likewise.
21695 * config/avr/avr.c (avr_incoming_return_addr_rtx)
21696 (avr_prologue_setup_frame, expand_epilogue)
21697 (avr_const_address_lo16): Likewise.
21699 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
21700 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
21701 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
21702 (bfin_output_mi_thunk): Likewise.
21704 * config/c6x/c6x.c (c6x_initialize_trampoline)
21705 (c6x_output_mi_thunk): Likewise.
21707 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
21708 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
21710 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
21711 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
21712 (cris_emit_movem_store, cris_trampoline_init): Likewise.
21713 * config/cris/cris.md: Likewise.
21715 * config/darwin.c (machopic_indirect_data_reference)
21716 (machopic_legitimize_pic_address): Likewise.
21718 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
21719 (epiphany_expand_prologue, epiphany_expand_epilogue)
21720 (epiphany_trampoline_init): Likewise.
21721 * config/epiphany/epiphany.md: Likewise.
21723 * config/fr30/fr30.c (fr30_move_double): Likewise.
21725 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
21726 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
21727 (frv_index_memory, unspec_got_name, frv_find_base_term)
21728 (frv_output_dwarf_dtprel): Likewise.
21730 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
21731 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
21733 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
21734 * config/i386/i386.c (setup_incoming_varargs_64)
21735 (setup_incoming_varargs_ms_64, choose_baseaddr)
21736 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
21737 (ix86_emit_probe_stack_range, ix86_expand_prologue)
21738 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
21739 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
21740 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
21741 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
21742 (x86_output_mi_thunk): Likewise.
21743 * config/i386/i386.md: Likewise.
21745 * config/ia64/ia64.c (ia64_expand_load_address)
21746 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
21747 (do_spill, ia64_trampoline_init): Likewise.
21749 * config/iq2000/iq2000.c (iq2000_va_start)
21750 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
21751 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
21752 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
21754 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
21756 * config/m32c/m32c.c (m32c_return_addr_rtx)
21757 (m32c_expand_insv): Likewise.
21759 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
21760 (m32r_legitimize_pic_address, m32r_print_operand)
21761 (m32r_print_operand_address): Likewise.
21763 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
21764 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
21765 (EH_RETURN_HANDLER_RTX): Likewise.
21766 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
21767 (m68k_expand_epilogue, legitimize_pic_address)
21768 (m68k_output_mi_thunk): Likewise.
21769 * config/m68k/m68k.md: Likewise.
21771 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
21772 (mcore_expand_epilog): Likewise.
21773 * config/mcore/mcore.md: Likewise.
21775 * config/mep/mep.c (mep_allocate_initial_value)
21776 (mep_expand_prologue, mep_expand_epilogue): Likewise.
21778 * config/microblaze/microblaze.c (double_memory_operand)
21779 (microblaze_block_move_loop): Likewise.
21781 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
21782 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
21783 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
21784 (mips_expand_prologue, mips_epilogue_set_cfa)
21785 (mips_expand_epilogue): Likewise.
21786 * config/mips/mips.md: Likewise.
21788 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
21789 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
21791 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
21792 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
21794 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
21795 (EH_RETURN_HANDLER_RTX): Likewise.
21796 * config/moxie/moxie.c (moxie_static_chain): Likewise.
21798 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
21799 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
21800 (pa_return_addr_rtx, hppa_builtin_saveregs)
21801 (pa_trampoline_init): Likewise.
21802 * config/pa/pa.md: Likewise.
21804 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
21806 * config/picochip/picochip.c (picochip_static_chain): Likewise.
21808 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
21809 * config/rs6000/rs6000.c (rs6000_legitimize_address)
21810 (setup_incoming_varargs, print_operand, rs6000_return_addr)
21811 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
21812 (rs6000_emit_epilogue)
21813 (rs6000_machopic_legitimize_pic_address): Likewise.
21815 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
21817 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
21818 (DYNAMIC_CHAIN_ADDRESS): Likewise.
21819 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
21820 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
21821 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
21822 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
21823 (s390_emit_epilogue, s390_function_profiler): Likewise.
21824 * config/s390/s390.md: Likewise.
21826 * config/score/score.c (score_add_offset, score_prologue): Likewise.
21828 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
21829 (sh_output_mi_thunk): Likewise.
21830 * config/sh/sh.md: Likewise.
21832 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
21833 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
21834 * config/sparc/sparc.c (sparc_legitimize_pic_address)
21835 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
21836 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
21837 (emit_and_preserve): Likewise.
21838 * config/sparc/sparc.md: Likewise.
21840 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
21841 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
21842 (spu_setup_incoming_varargs, ea_load_store_inline)
21843 (spu_expand_load): Likewise.
21845 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
21846 (combine_bnp): Likewise.
21848 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
21849 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
21850 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
21852 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
21853 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
21854 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
21856 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
21857 * config/v850/v850.md: Likewise.
21859 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
21860 (EH_RETURN_HANDLER_RTX): Likewise.
21861 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
21862 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
21863 (print_operand_address, vax_trampoline_init): Likewise.
21865 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
21866 (xtensa_function_value_regno_p): Likewise.
21868 2012-05-04 Andrew Pinski <apinski@cavium.com>
21870 * expr.c (get_def_for_expr_class): New function.
21871 (convert_tree_comp_to_rtx): New function.
21872 (expand_cond_expr_using_cmove): New function.
21873 (expand_expr_real_2 <case COND_EXPR>): Call
21874 expand_cond_expr_using_cmove first and return if it succeeds.
21875 Remove the check for HAVE_conditional_move since we should have
21876 already converted it to a conditional move.
21877 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
21878 modes of DImode for 32bits and TImode.
21880 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
21883 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
21884 (print_md_ptr_loc, print_c_condition): Use them.
21885 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
21886 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
21887 attr_file, dfa_file, latency_file): New global variables.
21888 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
21889 write_upcase, write_indent, write_length_unit_log, write_test_expr,
21890 write_attr_get, write_insn_cases, write_eligible_delay,
21891 write_const_num_delay_slots): Accept FILE pointer and toss it around.
21892 Update all callers.
21893 (write_header, open_outfile, handle_arg): New funcions.
21894 (make_automaton_attrs): Write prototypes as extern to the output
21896 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
21897 names from the command line. Open the output files and write out
21898 internal functions for DFA functions to dfa_file_name, insn latency
21899 functions to latency_file_name, and everything else to attr_file.
21900 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
21901 (BACKEND): Build libbackend first.
21902 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
21903 (.PRECIOUS): Likewise.
21904 (insn-dfatab.o): New rule.
21905 (insn-latencytab.o): New rule.
21906 (simple_rtl_generated_c): Do not include insn-attrtab.c.
21907 (s-attrtab): New rule.
21909 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
21911 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
21912 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
21913 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
21914 * reorg.c (get_jump_flags): Do not set the removed flags.
21916 * doc/md.texi (attr_flag): Update for abovementioned changes.
21918 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
21921 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
21922 (TARGET_CMOV): Rename from TARGET_CMOVE.
21923 (TARGET_CMOVE): New define.
21924 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
21925 Do not set TARGET_CMOVE here.
21927 2012-05-04 Dodji Seketeli <dodji@redhat.com>
21929 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
21930 * opts.c (finish_options): Activate -Wunused-local-typedefs if
21931 -Wunused is activated.
21932 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
21934 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21936 * config/s390/s390.md (*movmem_short, *clrmem_short)
21937 (*cmpmem_short): Move the mode check from the insn condition to
21940 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
21942 PR tree-optimization/52633
21943 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
21944 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
21945 (vect_recog_over_widening_pattern): Remove handling of code that was
21946 already detected as over-widening pattern. Remove special handling
21947 of "unsigned" cases. Instead, support general case of conversion
21948 of the shift result to another type.
21950 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
21952 * tree-vect-patterns.c (vect_single_imm_use): New function.
21953 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
21954 (vect_recog_over_widening_pattern): Likewise.
21955 (vect_recog_widen_shift_pattern): Likewise.
21957 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
21959 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
21960 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
21961 (vect_recog_widen_mult_pattern): Likewise.
21962 (vect_operation_fits_smaller_type): Likewise.
21963 (vect_recog_over_widening_pattern): Likewise.
21964 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
21966 2012-05-04 Richard Guenther <rguenther@suse.de>
21969 * lto-wrapper.c (merge_and_complain): Complain about mismatches
21970 of -freg-struct-return and -fpcc-struct-return.
21971 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
21972 from the input file options and ignore those from the link
21975 2012-05-04 Richard Guenther <rguenther@suse.de>
21977 PR tree-optimization/53168
21978 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
21979 memory reads when the result is a constant we can pun.
21981 2012-05-04 Richard Guenther <rguenther@suse.de>
21983 * common.opt (flto-report): Do not mark as Optimization.
21985 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
21988 * recog.c (constrain_operands): If extra constraints are present, also
21989 accept pseudo-registers with equivalent memory locations during reload.
21991 2012-05-04 Olivier Hainque <hainque@adacore.com>
21993 * collect2.c (may_unlink_output_file): New global.
21994 (maybe_unlink): Honor it.
21995 * collect2.h: Add extern for it.
21996 * tlink.c (do_tlink): Set it to true if the link succeeded.
21998 2012-05-04 Olivier Hainque <hainque@adacore.com>
22000 * gcc.c (eval_spec_function): Finalize/restore the current string
22001 obstack state as part of the context push/pop operations.
22003 2012-05-04 Bin Cheng <bin.cheng@arm.com>
22005 PR rtl-optimization/52804
22006 * reload1.c (reload_reg_reaches_end_p): Check whether successor
22007 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
22008 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
22009 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
22010 RELOAD_FOR_OUTADDR_ADDRESS.
22012 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
22015 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
22016 for macro expansion.
22018 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22020 * flags.h (flag_permissive): Do not declare.
22021 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
22023 * toplev.c (flag_permissive): Do not define.
22024 * c-tree.h (system_header_p): Delete unused.
22026 2012-05-03 David S. Miller <davem@davemloft.net>
22029 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
22030 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
22031 (sparc_emit_float_lib_cmp): Likewise.
22033 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
22036 * config/rs6000/rs6000.md (bswapdi splitters): If
22037 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
22038 default) is used, generate an alternate sequence that does not
22039 depend on using indexed addressing.
22041 2012-05-03 Jason Merrill <jason@redhat.com>
22043 * gengtype.c (write_types): Fix warning message.
22044 (write_local): Likewise.
22046 2012-05-02 Jason Merrill <jason@redhat.com>
22048 * dwarf2out.c (struct external_ref, build_local_stub): New.
22049 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
22050 (optimize_external_refs, optimize_external_refs_1): New.
22051 (change_AT_die_ref): New.
22052 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
22053 (build_abbrev_table): Take the external refs hashtable.
22054 (output_comp_unit): Get it from optimize_external_refs and pass it in.
22056 2012-05-03 Jan Hubicka <jh@suse.cz>
22058 PR middle-end/53093
22059 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
22061 2012-05-03 Jan Hubicka <jh@suse.cz>
22063 PR middle-end/53106
22064 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
22066 2012-05-03 Jason Merrill <jason@redhat.com>
22068 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
22069 use_debug_types to discriminate the die_id union.
22070 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
22071 (build_abbrev_table, output_die): Likewise.
22072 (prune_unused_types_walk_attribs): Likewise.
22073 (generate_type_signature, copy_declaration_context): Set it.
22074 (remove_child_or_replace_with_skeleton): Set it.
22075 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
22076 check use_debug_types.
22077 (dwarf2out_finish): Do break_out_includes after .debug_types.
22079 2012-05-03 Jason Merrill <jason@redhat.com>
22081 * dwarf2out.c (modified_type_die): Use scope_die_for.
22082 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
22083 (uses_local_type_r, uses_local_type): New.
22084 (scope_die_for): Keep a type that uses a local type in local scope.
22085 Use get_context_die for namespace and type scope.
22087 2012-05-03 Jason Merrill <jason@redhat.com>
22089 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
22091 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
22092 (dwarf2out_finish): Likewise.
22094 2012-05-03 Martin Jambor <mjambor@suse.cz>
22096 * builtins.c (get_object_alignment_1): Return whether we can determine
22097 the alignment or conservatively assume byte alignment. Return the
22098 alignment by reference. Use get_pointer_alignment_1 for dereference
22100 (get_pointer_alignment_1): Return whether we can determine the
22101 alignment or conservatively assume byte alignment. Return the
22102 alignment by reference. Use get_ptr_info_alignment to get SSA name
22104 (get_object_alignment): Update call to get_object_alignment_1.
22105 (get_object_or_type_alignment): Likewise, fall back to type alignment
22106 only when it returned false.
22107 (get_pointer_alignment): Update call to get_pointer_alignment_1.
22108 * fold-const.c (get_pointer_modulus_and_residue): Update call to
22109 get_object_alignment_1.
22110 * ipa-prop.c (ipa_modify_call_arguments): Update call to
22111 get_pointer_alignment_1.
22112 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
22113 of MEM_REF or TARGET_MEM_REF only when it returns false.
22114 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
22115 get_object_alignment_1.
22116 (ccp_finalize): Use set_ptr_info_alignment.
22117 * tree.h (get_object_alignment_1): Update declaration.
22118 (get_pointer_alignment_1): Likewise.
22119 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
22120 (dump_gimple_stmt): Likewise.
22121 * tree-flow.h (ptr_info_def): Updated comments of fields align and
22123 (get_ptr_info_alignment): Declared.
22124 (mark_ptr_info_alignment_unknown): Likewise.
22125 (set_ptr_info_alignment): Likewise.
22126 (adjust_ptr_info_misalignment): Likewise.
22127 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
22128 and set alignment of SSA names.
22129 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
22130 mark_ptr_info_alignment_unknown.
22131 * tree-ssanames.c (get_ptr_info_alignment): New function.
22132 (mark_ptr_info_alignment_unknown): Likewise.
22133 (set_ptr_info_alignment): Likewise.
22134 (adjust_ptr_info_misalignment): Likewise.
22135 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
22136 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
22138 (bump_vector_ptr): Likewise.
22139 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
22140 (vectorizable_store): Likewise.
22141 (vectorizable_load): Likewise.
22143 2012-05-03 Michael Matz <matz@suse.de>
22145 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
22146 in front of basic_block_def.
22147 (struct basic_block_def): Make il.gimple the full struct, not a
22149 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
22151 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
22152 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
22153 NULL il.gimple, which can't happen anymore.
22154 * gimple.h (bb_seq): il.gimple can't be NULL.
22155 (bb_seq_add): Ditto.
22156 (set_bb_seq): Adjust.
22157 (gsi_start_bb, gsi_last_bb): Tidy.
22158 * lto-streamer-in.c (make_new_block): Don't zero members that
22159 are zeroed already, don't allocate a gimple_bb_info.
22160 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
22161 (remove_bb): Clear all il.gimple members.
22162 (gimple_verify_flow_info): Adjust for flat il.gimple.
22163 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
22165 * coretypes.h (const_gimple_seq): Remove typedef.
22166 * gimple.h (gimple_seq_first): Take gimple_seq.
22167 (gimple_seq_first_stmt): Ditto.
22168 (gimple_seq_last): Ditto.
22169 (gimple_seq_last_stmt): Ditto.
22170 (gimple_seq_empty_p): Ditto.
22172 2012-05-03 Richard Guenther <rguenther@suse.de>
22174 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
22176 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
22177 (compute_avail): Do not add possibly trapping operations to
22178 EXP_GEN if they might not be executed in the block.
22180 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
22182 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
22184 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
22186 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
22187 information as early as possible. Update dominance info instead of
22190 2012-05-03 Richard Guenther <rguenther@suse.de>
22192 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
22193 (union_contains_value): Remove.
22194 (vro_valid_in_sets): Likewise.
22195 (op_valid_in_sets): New function.
22196 (valid_in_sets): Use op_valid_in_sets.
22197 (insert_into_preds_of_block): Move dumping ...
22198 (do_regular_insertion): ... here.
22199 (do_partial_partial_insertion): ... and here. Dump that
22200 we've found a partial partial redundancy.
22201 (insert): Dump the current insert iteration.
22203 2012-05-03 Jakub Jelinek <jakub@redhat.com>
22206 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
22207 append program name to it and pass that as first argument
22208 to make_relative_prefix. Always pass standard_libexec_prefix
22209 as last argument to make_relative_prefix. If
22210 make_relative_prefix returns NULL, fall back to
22211 standard_libexec_prefix.
22214 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
22218 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
22219 mode, return that mode.
22222 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
22223 define __ATOMIC_HLE_* macros here.
22224 (ix86_target_macros): But here, using cpp_define_formatted.
22226 2012-05-03 Richard Guenther <rguenther@suse.de>
22228 PR tree-optimization/53144
22229 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
22231 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
22232 with SSA name values.
22233 (vn_reference_lookup_3): Adjust callers.
22235 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
22237 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
22238 has_fma4 for AMD processors with both fma3 and fma4 support.
22240 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
22243 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
22246 2012-05-03 Michael Matz <matz@suse.de>
22249 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
22250 (dse_enter_block): Properly iterate the whole sequence even
22251 if the last statement was removed.
22253 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
22255 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
22256 unset flag_jump_tables.
22257 * stmt.c (expand_case): Remove special flag_pic case conditional
22258 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
22260 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
22262 * common/config/s390/s390-common.c (s390_option_optimization_table):
22263 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
22264 default when optimizing.
22266 2012-05-02 Martin Jambor <mjambor@suse.cz>
22269 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
22270 of a variable when the contect is a function.
22272 2012-05-02 Michael Matz <matz@suse.de>
22274 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
22275 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
22276 (const_gimple_seq_node): Remove.
22277 (gimple_seq_node): Typedef as gimple.
22278 (struct gimple_statement_base): Add next and prev members,
22279 adjust all WORD markers in using structs.
22280 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
22281 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
22282 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
22283 gimple are the same.
22284 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
22285 gimple_seq, adjust.
22286 (gimple_init_singleton): New function.
22287 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
22288 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
22289 (gsi_stmt): Adjust.
22290 (gsi_stmt_ptr): Remove.
22291 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
22293 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
22294 again, adjust for above changes.
22295 (update_call_edge_frequencies): Adjust for above changes.
22296 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
22297 (gsi_insert_seq_nodes_after): Ditto.
22298 (gsi_split_seq_after): Ditto.
22299 (gsi_set_stmt): Ditto.
22300 (gsi_split_seq_before): Ditto.
22301 (gsi_remove): Ditto.
22302 (gsi_insert_seq_before_without_update): Don't free sequence.
22303 (gsi_insert_seq_after_without_update): Ditto.
22304 (gsi_replace): Assert some more invariants.
22305 (gsi_insert_before_without_update, gsi_insert_after_without_update):
22307 (gsi_for_stmt): Don't search for stmt.
22308 (gsi_insert_on_edge_immediate): Tidy.
22310 * gimple.c (gimple_alloc_k): Remove "sequences".
22311 (gimple_seq_cache): Remove.
22312 (gimple_alloc_stat): Make stmt a singleton sequence.
22313 (gimple_seq_alloc, gimple_seq_free): Remove.
22314 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
22315 (gimple_copy): Ditto.
22316 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
22317 create iterator from correct sequence.
22318 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
22320 2012-05-02 Michael Matz <matz@suse.de>
22322 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
22324 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
22325 sequence, lazily allocate it.
22326 (bb_seq_addr): New function.
22327 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
22328 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
22329 (gsi_none): New function.
22330 (gsi_start_bb): Adjust.
22331 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
22332 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
22333 (gsi_last_bb): Adjust.
22335 * tree-flow-inline.h (phi_nodes_ptr): New function.
22337 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
22338 datastructure and interface change.
22339 (gsi_insert_seq_before_without_update): Ditto.
22340 (gsi_insert_seq_nodes_after): Ditto.
22341 (gsi_insert_seq_after_without_update): Ditto.
22342 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
22343 (gsi_split_seq_before): Ditto.
22344 (gsi_start_phis): Adjust.
22345 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
22346 (vect_transform_loop): Ditto.
22347 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
22348 gimple_seq_copy): Don't use gimple_seq_alloc.
22349 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
22350 (gimplify_seq_add_seq): Ditto.
22351 * lto-streamer-in.c (make_new_block): Ditto.
22352 * tree-cfg.c (create_bb): Ditto.
22353 * tree-sra.c (initialize_parameter_reductions): Ditto.
22355 2012-05-02 Michael Matz <matz@suse.de>
22357 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
22358 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
22359 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
22360 set_bb_seq): Move down to after gimple_statement_d definition.
22362 2012-05-02 Michael Matz <matz@suse.de>
22364 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
22365 gsi_replace_with_seq, instead of inserting itself.
22366 * gimple-iterator.c (gsi_replace_with_seq): New function.
22367 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
22368 iterator instead of statement, advance it.
22369 (ssa_forward_propagate_and_combine): Adjust call to above.
22371 2012-05-02 Michael Matz <matz@suse.de>
22373 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
22375 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
22376 * tree-nested.c (walk_gimple_omp_for): Ditto.
22377 * trans-mem.c (lower_transaction): Ditto.
22378 * tree-eh.c (do_return_redirection): Ditto.
22379 (do_goto_redirection): Ditto.
22380 (lower_try_finally_switch): Ditto.
22381 * gimplify.c (gimplify_stmt): Ditto.
22382 (gimplify_scan_omp_clauses): Ditto.
22383 (gimplify_omp_for): Ditto.
22384 (gimplify_function_tree): Ditto.
22385 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
22386 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
22387 (mf_build_check_statement_for): Ditto.
22388 (mx_register_decls): Ditto.
22389 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
22390 and don't use itertors to append.
22391 (insert_stmts): Ditto.
22392 (insert_out_of_ssa_copy): Ditto.
22393 (insert_out_of_ssa_copy_on_edge): Ditto.
22395 2012-05-02 Michael Matz <matz@suse.de>
22397 * gimple.h (gimple_bind_body_ptr): New function.
22398 (gimple_bind_body): Use it.
22399 (gimple_catch_handler): Use gimple_catch_handler_ptr.
22400 (gimple_eh_filter_failure_ptr): New function.
22401 (gimple_eh_filter_failure): Use it.
22402 (gimple_eh_else_n_body_ptr): New function.
22403 (gimple_eh_else_n_body): Use it.
22404 (gimple_eh_else_e_body_ptr): New function.
22405 (gimple_eh_else_e_body): Use it.
22406 (gimple_try_eval_ptr): New function.
22407 (gimple_try_eval): Use it.
22408 (gimple_try_cleanup_ptr): New function.
22409 (gimple_try_cleanup): Use it.
22410 (gimple_wce_cleanup_ptr): New function.
22411 (gimple_wce_cleanup): Use it.
22412 (gimple_omp_body_ptr): New function.
22413 (gimple_omp_body): Use it.
22414 (gimple_omp_for_pre_body_ptr): New function.
22415 (gimple_omp_for_pre_body): Use it.
22416 (gimple_transaction_body_ptr): New function.
22417 (gimple_transaction_body): Use it.
22418 (gsi_split_seq_before): Adjust to return nothing and take pointer
22420 (gsi_set_stmt): Declare.
22421 (gsi_replace_with_seq): Declare.
22422 (walk_gimple_seq_mod): Declare.
22423 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
22425 * gimple-iterator.c (gsi_set_stmt): New function.
22426 (gsi_split_seq_before): Return new sequence via pointer argument.
22427 (gsi_replace): Use gsi_set_stmt.
22429 * tree-ssa-loop-im.c (move_computations_stmt): First remove
22431 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
22432 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
22434 (reserve_phi_args_for_new_edge): Change call to above,
22437 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
22438 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
22439 iterators. Adjust call to lower_omp.
22440 (lower_lastprivate_clauses): Adjust call to lower_omp.
22441 (lower_reduction_clauses): Ditto.
22442 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
22443 (lower_omp_sections): Don't explicitely count sequence length,
22444 nullify lowered bodies earlier, ensure stmts are part of only
22445 one sequence, adjust call to lower_omp.
22446 (lower_omp_single): Ensure stmts are part of only one sequence,
22447 adjust call to lower_omp.
22448 (lower_omp_master): Ditto.
22449 (lower_omp_ordered): Ditto.
22450 (lower_omp_critical): Ditto.
22451 (lower_omp_for): Ditto.
22452 (lower_omp_taskreg): Ditto, tidy.
22453 (lower_omp_1): Adjust calls to lower_omp.
22454 (execute_lower_omp): Ditto.
22455 (lower_omp): Adjust to take pointer to sequence.
22456 (diagnose_sb_2): Use walk_gimple_seq_mod.
22457 (diagnose_omp_structured_block_errors): Ditto and set possibly
22458 changed function body.
22459 * gimple-low.c (lower_function_body): Set function body after
22461 (lower_sequence): Adjust to take pointer to sequence.
22462 (lower_omp_directive): Ensure stmt isn't put twice into the
22463 sequence, adjust call to lower_sequence.
22464 (lower_stmt): Adjust calls to lower_sequence.
22465 (lower_gimple_bind): Ditto.
22466 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
22467 * tree-nested.c (walk_body): Take pointer to sequence, use
22468 walk_gimple_seq_mod.
22469 (walk_function): Adjust call to walk_body, set possibly changed body.
22470 (walk_gimple_omp_for): Adjust calls to walk_body.
22471 (convert_nonlocal_omp_clauses): Ditto.
22472 (convert_nonlocal_reference_stmt): Ditto.
22473 (convert_local_omp_clauses): Ditto.
22474 (convert_local_reference_stmt): Ditto.
22475 (convert_tramp_reference_stmt): Ditto.
22476 (convert_gimple_call): Ditto.
22477 (convert_nl_goto_reference): Use local iterator copy.
22478 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
22479 but taking pointer to sequence, ensure gsi_start is called with
22481 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
22482 asserting that the sequence head didn't change.
22483 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
22484 walk_gimple_seq_mod.
22485 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
22486 (execute_lower_tm): Ditto, and set possibly changed body.
22487 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
22488 call gsi_start with that lvalue.
22489 (replace_goto_queue_stmt_list): Ditto.
22490 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
22491 (replace_goto_queue): Ditto.
22492 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
22493 (lower_try_finally_onedest): Ditto.
22494 (lower_try_finally_copy): Ditto.
22495 (lower_try_finally_switch): Ditto.
22496 (lower_try_finally): Ditto.
22497 (lower_eh_filter): Ditto.
22498 (lower_eh_must_not_throw): Ditto.
22499 (lower_cleanup): Ditto.
22500 (lower_eh_constructs_2): Ditto.
22501 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
22502 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
22503 set possibly changed body.
22504 (optimize_double_finally): Call gsi_start with lvalue.
22506 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
22507 (gimple_split_block): Ditto.
22508 (gimple_merge_blocks): Use gsi_start_phis.
22509 (move_stmt_r): Use walk_gimple_seq_mod.
22510 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
22511 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
22512 (rebuild_cgraph_edges): Ditto.
22513 (cgraph_rebuild_references): Ditto.
22514 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
22515 * tree-inline.c (copy_phis_for_bb): Ditto.
22516 * tree-ssa-dce.c: Ditto.
22518 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
22520 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
22521 Andi Kleen <ak@linux.intel.com>
22523 * coretypes.h (MEMMODEL_MASK): New.
22524 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
22525 and return new variable.
22526 (expand_builtin_atomic_exchange): Mask memmodel values.
22527 (expand_builtin_atomic_compare_exchange): Ditto.
22528 (expand_builtin_atomic_load): Ditto.
22529 (expand_builtin_atomic_store): Ditto.
22530 (expand_builtin_atomic_clear): Ditto.
22531 * doc/extend.texi: Mention port-dependent memory model flags.
22532 * config/i386/cpuid.h (bit_HLE): New.
22533 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
22535 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
22536 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
22537 (ix86_target_string)<-mhle>: New.
22538 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
22539 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
22540 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
22541 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
22542 enabled for generic, generic64 and core-avx2.
22543 (ix86_print_operand): Generate HLE lock prefixes.
22544 (ix86_memmodel_check): New.
22545 (TARGET_MEMMODEL_CHECK): Ditto.
22546 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
22547 (IX86_HLE_ACQUIRE): Ditto.
22548 (IX86_HLE_RELEASE): Ditto.
22549 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
22550 * config/i386/i386.opt (mhle): Ditto.
22551 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
22552 success model to instruction emitter.
22553 (atomic_fetch_add<mode>): Ditto.
22554 (atomic_exchange<mode>): Ditto.
22555 (atomic_add<mode>): Ditto.
22556 (atomic_sub<mode>): Ditto.
22557 (atomic_<code><mode>): Ditto.
22558 (*atomic_compare_and_swap_doubledi_pic): Ditto.
22559 (atomic_compare_and_swap_single<mode>): Define and use argument
22561 (atomic_compare_and_swap_double<mode>): Ditto.
22562 * configure.ac: Check if assembler support HLE prefixes.
22563 * configure: Regenerate.
22564 * config.in: Ditto.
22566 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
22568 PR middle-end/53153
22569 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
22571 (gimplify_switch_expr): ... here.
22572 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
22573 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
22574 to clean up case labels with values outside the index type range.
22575 (simplify_gimple_switch): Call it if something changed.
22576 Remove strange and unnecessary assert.
22578 2012-05-02 Richard Guenther <rguenther@suse.de>
22580 * fold-const.c (div_if_zero_remainder): sizetypes no longer
22582 (int_const_binop_1): New worker for int_const_binop with
22583 overflowable parameter. Pass it through to force_fit_type_double.
22584 (int_const_binop): Wrap around int_const_binop_1 with overflowable
22586 (size_binop_loc): Call int_const_binop_1 with overflowable equal
22587 to minus one, forcing overflow detection for even unsigned types.
22588 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
22589 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
22590 * stor-layout.c (initialize_sizetypes): sizetypes no longer
22592 (layout_type): For zero-sized arrays ignore overflow on the
22594 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
22595 (bit_value_binop_1): Likewise.
22596 * tree.c (double_int_to_tree): Likewise.
22597 (double_int_fits_to_tree_p): Likewise.
22598 (force_fit_type_double): Likewise.
22599 (host_integerp): Likewise.
22600 (int_fits_type_p): Likewise.
22601 * varasm.c (output_constructor_regular_field): Sign-extend the
22602 field-offset to cater for negative offsets produced by the Ada
22604 * omp-low.c (extract_omp_for_data): Convert the loop step to
22605 signed for pointer adjustments.
22607 2012-05-02 Richard Guenther <rguenther@suse.de>
22609 * tree.c (valid_constant_size_p): New function.
22610 * tree.h (valid_constant_size_p): Declare.
22611 * cfgexpand.c (expand_one_var): Adjust check for too large
22612 variables by using valid_constant_size_p.
22613 * varasm.c (assemble_variable): Likewise.
22615 * c-decl.c (grokdeclarator): Properly check for sizes that
22616 cover more than half of the address-space.
22618 2012-05-02 Jakub Jelinek <jakub@redhat.com>
22620 PR tree-optimization/53163
22621 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
22622 return value from compute_all_dependences.
22624 PR rtl-optimization/53160
22625 * ree.c (combine_reaching_defs): Handle the case where cand->insn
22626 has been modified by ree pass already.
22628 2012-05-01 Ian Lance Taylor <iant@google.com>
22631 * c-decl.c (build_compound_literal): Make the decl readonly if it
22632 an array of a readonly type.
22633 * gimplify.c (gimplify_compound_literal_expr): Add fallback
22634 parameter. Change all callers. If the decl is not addressable
22635 and is not an l-value, make it readonly.
22637 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
22639 * ira.c (allocated_reg_info_size): New static variable.
22640 (expand_reg_info): Manage it. Call
22641 setup_preferred_alternate_classes_for_new_pseudos.
22642 (ira): Don't do it here. Remove local allocated_reg_info_size,
22643 set the global before calling find_moveable_pseudos.
22644 (find_moveable_pseudos): Call expand_reg_info rather than
22647 2012-05-01 Richard Henderson <rth@redhat.com>
22649 * common.opt (fsync-libcalls): New.
22650 * doc/invoke.texi: Document it.
22651 * optabs.c (init_sync_libfuncs): Honor it.
22653 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
22654 Richard Sandiford <r.sandiford@uk.ibm.com>
22656 PR rtl-optimization/52543
22657 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
22659 * lower-subreg.h: New file.
22660 * target-globals.h (this_target_lower_subreg): Declare.
22661 (target_globals): Add lower_subreg;
22662 (restore_target_globals): Restore this_target_lower_subreg.
22663 * target-globals.c: Include it.
22664 (default_target_globals): Add default_target_lower_subreg.
22665 (save_target_globals): Initialize target_lower_subreg.
22666 * rtl.h (init_lower_subreg): Added declaration.
22667 * toplev.c (backend_init_target): Call initializer for lower-subreg
22669 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
22670 (default_target_lower_subreg): New variable.
22671 (this_target_lower_subreg): Likewise.
22672 (twice_word_mode, choices): New macros.
22673 (shift_cost, compute_splitting_shift, compute_costs)
22674 (init_lower_subreg): New functions.
22675 (resolve_simple_move): Add speed_p argument. Check choices.
22676 (find_pseudo_copy): Don't check the mode size here.
22677 (resolve_simple_move): Assert the mode size.
22678 (find_decomposable_shift_zext): Add speed_p argument and return
22679 a bool. Check choices.
22680 (resolve_shift_zext): Add comment.
22681 (dump_shift_choices, dump_choices): New functions.
22682 (decompose_multiword_subregs): Dump list of profitable
22683 transformations. Add code to skip non profitable transformations.
22684 Update calls to simple_move and find_decomposable_shift_zext.
22686 2012-05-01 Ian Bolton <ian.bolton@arm.com>
22687 Sameera Deshpande <sameera.deshpande@arm.com>
22688 Greta Yorsh <greta.yorsh@arm.com>
22690 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
22691 (thumb1_unexpanded_epilogue): ...this.
22692 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
22693 (thumb1_unexpanded_epilogue): ...this.
22694 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
22695 (thumb1_unexpanded_epilogue): ...this.
22697 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
22699 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
22700 comparing enumeration values. Update comments.
22702 2012-05-01 Alan Modra <amodra@gmail.com>
22705 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
22706 load_cr_save, add_crlr_cfa_restore): New functions.
22707 (rs6000_restore_saved_cr): Rename to..
22708 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
22709 (rs6000_emit_epilogue): Use new functions. Adjust condition
22710 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
22711 regs when using out-of-line restore only when shrink wrapping.
22713 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
22715 PR middle-end/53136
22716 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
22717 calls to cgraph_node_name in xstrdup.
22718 (ipa_make_edge_direct_to_target): Ditto.
22719 * cgraph.c (dump_cgraph_node): Ditto.
22720 * tree-sra.c (convert_callers_for_node): Ditto.
22721 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
22722 * ipa-cp.c (perhaps_add_new_callers): Ditto.
22723 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
22724 (cgraph_materialize_all_clones): Ditto.
22725 * ipa-inline.c (report_inline_failed_reason): Ditto.
22726 (want_early_inline_function_p): Ditto.
22727 (edge_badness): Ditto.
22728 (update_edge_key): Ditto.
22729 (flatten_function): Ditto.
22730 (ipa_inline): Ditto.
22731 (inline_always_inline_functions): Ditto.
22732 (early_inline_small_functions): Ditto.
22734 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
22737 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
22738 constraints 0 and 1.
22740 012-04-30 Jan Hubicka <jh@suse.cz>
22742 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
22743 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
22744 (cgraph_add_to_same_comdat_group): Remove.
22745 (cgraph_add_asm_node): Move to cgraphunit.c.
22746 (cgraph_make_decl_local): Move to symtab.c
22747 (cgraph_make_node_local_1): Update.
22748 (cgraph_can_remove_if_no_direct_calls_and): Update.
22749 (used_from_object_file_p): Update.
22750 (resolution_used_from_other_file_p): Move to symtab.c
22751 (cgraph_used_from_object_file_p): move to symtab.c
22752 (verify_cgraph_node): Verify same comdat groups.
22753 * cgraph.h (cgraph_asm_node): Rename to ...
22754 (asm_node): ... this one.
22755 (cgraph_asm_nodes): Rename to ...
22756 (asm_nodes): ... this one.
22757 (symtab_add_to_same_comdat_group): New function.
22758 (symtab_dissolve_same_comdat_group_list): New function.
22759 (symtab_used_from_object_file_p): Declare.
22760 (symtab_make_decl_local): Declare.
22761 (cgraph_add_to_same_comdat_group): Remove.
22762 (cgraph_add_asm_node): Remove.
22763 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
22765 (cgraph_finalize_compilation_unit): Rename to ...
22766 (finalize_compilation_unit): ... this one.
22767 (cgraph_optimize): Rename to ....
22768 (compile): ... this one.
22769 (add_asm_node): Declare.
22770 (fixup_same_cpp_alias_visibility): Declare.
22771 (cgraph_make_decl_local): Remove.
22772 (varpool_assemble_pending_decls): Rename to ...
22773 (varpool_output_variables): ... this one.
22774 (varpool_remove_unreferenced_decls): Remove.
22775 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
22776 (preserve_function_body_p): Make static.
22777 * toplev.c (compile_file): Update comments; update.
22778 * cgraphunit.c: Update comments.
22779 (cgraph_expand_all_functions): Rename to ...
22780 (expand_all_functions): ... this one; update.
22781 (cgraph_mark_functions_to_output): Rename to ...
22782 (mark_functions_to_output): ... this one; cleanup.
22783 (cgraph_output_pending_asms): Remove prototype.
22784 (asm_nodes, asm_last_node): New static vars.
22785 (cgraph_process_new_functions): Update.
22786 (cgraph_reset_node): Cleanup; add comment.
22787 (cgraph_add_new_function): Update.
22788 (cgraph_output_pending_asms): Rename to ...
22789 (output_asm_statements): ... this one.
22790 (add_asm_node): New function.
22791 (fixup_same_cpp_alias_visibility): New function based on code
22792 in cgraph_analyze_function.
22793 (cgraph_analyze_function): Use it.
22794 (cgraph_order_sort): Update.
22795 (cgraph_output_in_order): Update.
22796 (cgraph_function_versioning): Update.
22797 (cgraph_optimize): Rename to ...
22798 (compile): ... this one; initialize streamer hooks here.
22799 (cgraph_finalize_compilation_unit): Rename to ...
22800 (finalize_compilation_unit): ... this one; do not initialize streamer
22802 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
22803 * dwarf2out.c: Update ocmment.
22804 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
22805 * method.c (use_thunk): Likewise.
22806 * semantics.c (maybe_add_lambda_conv_op): Likewise.
22807 * decl2.c (maybe_emit_vtables): Likewise.
22808 (cp_write_global_declarations): Use finalize_compilation_unit.
22809 * parser.c (cp_parser_asm_definition): Use add_asm_node.
22810 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
22811 * c-decl.c (c_write_global_declarations): Use
22812 finalize_compilation_unit.
22813 * langhooks.c (write_global_declarations): Update.
22814 * ipa.c (cgraph_externally_visible_p): Update.
22815 (dissolve_same_comdat_group_list): Remove.
22816 (function_and_variable_visibility): Update.
22817 * symtab.c: Inlcude lto-streamer.h and rtl.h
22818 (ld_plugin_symbol_resolution_names): New.
22819 (symtab_add_to_same_comdat_group): New.
22820 (symtab_dissolve_same_comdat_group_list): New.
22821 (resolution_used_from_other_file_p): Move here from cgraph.c
22822 (symtab_used_from_object_file_p): New.
22823 (symtab_make_decl_local): New.
22824 * passes.c (register_pass): Update comments.
22825 * c-parser.c (c_parser_asm_definition): Update.
22826 * varpool.c (varpool_analyze_node): Use
22827 fixup_same_cpp_alias_visibility.
22828 (varpool_remove_unreferenced_decls): Make static.
22829 (varpool_assemble_pending_decls): Rename to ...
22830 (varpool_output_variables): ... this one; call
22831 varpool_remove_unreferenced_decls.
22832 (varpool_used_from_object_file_p): Remove.
22834 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
22837 * c-typeck.c (build_array_ref): Call
22838 convert_vector_to_pointer_for_subscript.
22839 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
22841 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
22843 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
22844 to compile-time "mode == <MODE>mode" checks.
22845 (and splitter): Ditto.
22847 2012-04-30 Richard Henderson <rth@redhat.com>
22849 * config/arm/arm.md (UNSPEC_LL): New.
22850 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
22851 (arm_load_exclusivedi): Use %H0.
22853 2012-04-30 Jason Merrill <jason@redhat.com>
22855 * dwarf2out.c (comdat_symbol_id): Add const.
22856 (union die_symbol_or_type_node): Add const to die_symbol.
22857 (output_die_symbol, output_die, output_comp_unit): Adjust.
22859 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
22861 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
22862 * config/arm/neon.md (negdi2_neon): New insn.
22863 Also add splitters for core and NEON registers.
22865 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
22867 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
22868 (arm_print_operand): Add 'x' format.
22869 * config/arm/constraints.md (Dn): Allow const_int.
22870 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
22871 Use 'x' format to print constants.
22872 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
22873 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
22875 (movdi_vfp_cortexa8): Likewise.
22877 2012-04-30 Ian Bolton <ian.bolton@arm.com>
22878 Sameera Deshpande <sameera.deshpande@arm.com>
22879 Greta Yorsh <greta.yorsh@arm.com>
22881 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
22882 * config/arm/arm.c (ldm_stm_operation_p): New function.
22883 * config/arm/predicates.md (load_multiple_operation): Update predicate.
22884 (store_multiple_operation): Likewise.
22886 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
22887 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
22888 * config/arm/predicates.md (load_multiple_operation): Add arguments.
22889 (store_multiple_operation): Likewise.
22891 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
22893 * config/i386/i386.md (and<mode>3): Expand masking operations with
22894 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
22895 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
22897 2012-04-30 Dodji Seketeli <dodji@redhat.com>
22899 Add -Wvarargs option
22900 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
22901 argument for the various warning_at calls.
22902 * docs/invoke.texi: Update the documentation.
22904 2012-04-30 Dodji Seketeli <dodji@redhat.com>
22906 Switch -ftrack-macro-expansion=2 on by default.
22907 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
22910 Fix va_start related location
22911 * builtins.c (fold_builtin_next_arg): Unwinds to the first
22912 location in real source code.
22914 Make conversion warnings work on NULL with -ftrack-macro-expansion
22915 * input.h (expansion_point_location_if_in_system_header): Declare
22917 * input.c (expansion_point_location_if_in_system_header): Define it.
22919 Fix -Wuninitialized for -ftrack-macro-expansion
22920 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
22921 declaration. Use linemap_location_before_p for source locations.
22923 Strip "<built-in>" loc from displayed expansion context
22924 * input.c (expand_location_1): When expanding to spelling location
22925 in a context of a macro expansion, skip reserved system header
22926 locations. Update comments. * tree-diagnostic.c
22927 (maybe_unwind_expanded_macro_loc): Likewise.
22929 Make expand_location resolve to locus in main source file
22930 * input.c (expand_location_1): New. Takes a parameter to choose
22931 whether to resolve the location to spelling or expansion point.
22932 Was factorized from ...
22933 (expand_location): ... here.
22934 (expand_location_to_spelling_point): New. Implemented in terms of
22936 * diagnostic.c (diagnostic_build_prefix): Use the new
22937 expand_location_to_spelling_point instead of expand_location.
22939 Fix PCH crash on GTYed pointer-to-scalar field of a struct
22940 * gengtype.c (write_types_process_field): Force second argument of
22941 the call to the PCH object hierarchy walker to be 'x'.
22943 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
22945 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
22946 predicate to discriminate types.
22948 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
22950 * doc/invoke.texi (Wmissing-format-attribute): Document as an
22951 alias of Wsuggest-attribute=format.
22952 * c-typeck.c (convert_for_assignment): Replace
22953 Wmissing-format-attribute with Wsuggest-attribute=format.
22954 (digest_init): Likewise.
22956 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
22958 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
22959 * common.opt (Wmissing-noreturn): Alias of
22960 -Wsuggest-attribute=noreturn.
22962 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
22965 * config/cris/cris.md (andqu): New peephole2.
22966 (andu): Tweak head comment.
22968 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
22969 Steven Bosscher <steven@gcc.gnu.org>
22970 Maxim Kuvyrkov <maxim@codesourcery.com>
22972 PR tree-optimization/38785
22973 * common.opt (ftree-partial-pre): New option.
22974 * doc/invoke.texi: Document it.
22975 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
22976 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
22977 benefit speed path.
22978 (execute_pre): Use flag_tree_partial_pre.
22980 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22983 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
22986 2012-04-27 Ollie Wild <aaw@google.com>
22988 * doc/invoke.texi (Wliteral-suffix): Document new option.
22990 2012-04-27 Tom Tromey <tromey@redhat.com>
22992 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
22993 (dwarf_tag_name): Use get_DW_TAG_name.
22994 (dwarf_attr_name): Use get_DW_AT_name.
22995 (dwarf_form_name): Use get_DW_FORM_name.
22996 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
22998 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
23000 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
23001 arguments are -1 and 0, by negating the result of the conditional.
23003 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
23006 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
23008 2012-04-27 Richard Guenther <rguenther@suse.de>
23010 * tree-flow.h (is_hidden_global_store): Remove.
23011 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
23012 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
23013 (stmt_may_clobber_global_p): Likewise.
23014 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
23015 (stmt_may_clobber_global_p): Likewise.
23016 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
23017 stmt_may_clobber_global_p.
23018 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
23020 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
23022 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
23025 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
23026 reorganize some fields and update comments. Rename bit_test_uniq
23027 and bit_test_count to uniq resp. count. Remove bit_test_bb.
23028 (collect_switch_conv_info): New function, collects info about a
23029 GIMPLE_SWITCH into a struct switch_conv_info.
23030 (check_range): Simplify to use pre-recorded info. Fix think-o in
23031 range-branch ratio check.
23032 (check_process_case): Remove function.
23033 (check_all_empty_except_final): New function, verifies that all
23034 non-final basic blocks are empty.
23035 (process_switch): Simplify to use pre-recorded info. Call
23036 collect_switch_conv_info to do that. Assert that degenerate switch
23037 statements have been cleaned up.
23039 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
23041 PR middle-end/27139
23042 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
23044 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
23047 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
23049 2012-04-27 Tom de Vries <tom@codesourcery.com>
23051 PR tree-optimization/51879
23052 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
23053 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
23055 (defs_to_varying): ... here. Don't set use_processed.
23056 (visit_reference_op_call): Handle gimple_vdef.
23057 Handle case that lhs is NULL_TREE.
23058 (visit_use): Use mark_use_processed. Handle calls with side-effect
23059 using visit_reference_op_call.
23061 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
23063 * sched-deps.c (fixup_sched_groups): Rename to...
23064 (chain_to_prev_insn): ...this.
23065 (chain_to_prev_insn_p): New function.
23066 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
23068 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
23070 * sched-int.h (_haifa_insn_data): Move priority_status.
23072 (INSN_MODEL_INDEX): New macro.
23073 * haifa-sched.c (insn_delay): New function.
23074 (sched_regno_pressure_class): Update commentary.
23075 (mark_regno_birth_or_death): Pass the liveness bitmap and
23076 pressure array as arguments, instead of using curr_reg_live and
23077 curr_reg_pressure. Only update the pressure if the bit in the
23078 liveness set has changed.
23079 (initiate_reg_pressure_info): Always trust the live-in set for
23080 SCHED_PRESSURE_MODEL.
23081 (initiate_bb_reg_pressure_info): Update call to
23082 mark_regno_birth_or_death.
23083 (dep_list_size): Take the list as argument.
23084 (calculate_reg_deaths): New function, extracted from...
23085 (setup_insn_reg_pressure_info): ...here.
23086 (MODEL_BAR): New macro.
23087 (model_pressure_data, model_insn_info, model_pressure_limit)
23088 (model_pressure_group): New structures.
23089 (model_schedule, model_worklist, model_insns, model_num_insns)
23090 (model_curr_point, model_before_pressure, model_next_priority):
23092 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
23093 (MODEL_INSN_INFO, MODEL_INSN): New macros.
23094 (model_index, model_update_limit_points_in_group): New functions.
23095 (model_update_limit_points, model_last_use_except): Likewise.
23096 (model_start_update_pressure, model_update_pressure): Likewise.
23097 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
23098 (model_excess_cost, model_dump_pressure_points): Likewise.
23099 (model_set_excess_costs): Likewise.
23100 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
23101 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
23102 schedule as an alternative tie-breaker. Update the call to
23104 (ready_sort): Call model_set_excess_costs.
23105 (update_register_pressure): Update call to mark_regno_birth_or_death.
23106 Rely on that function to check liveness rather than doing it here.
23107 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
23108 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
23109 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
23110 (model_record_pressure, model_record_pressures): New functions.
23111 (model_record_final_pressures, model_add_successors_to_worklist)
23112 (model_promote_predecessors, model_choose_insn): Likewise.
23113 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
23114 (model_start_schedule, model_finalize_pressure_group): Likewise.
23115 (model_end_schedule): Likewise.
23116 (schedule_insn): Say when we're scheduling the next instruction
23117 in the model schedule.
23118 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
23119 (queue_to_ready): Do not add instructions that are
23120 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
23121 Always allow the next instruction in the model schedule to be added.
23122 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
23123 and delay for SCHED_PRESSURE_MODEL too.
23124 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
23125 SCHED_PRIORITY_MODEL, but also take the DFA into account.
23126 (schedule_block): Call model_start_schedule and model_end_schedule.
23127 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
23128 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
23129 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
23131 (sched_finish): Update accordingly.
23132 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
23133 to SCHED_PRESSURE_MODEL.
23134 (add_jump_dependencies): Update call to dep_list_size.
23135 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
23136 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
23137 to SCHED_PRESSURE_MODEL.
23138 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
23139 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
23140 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
23141 handling to SCHED_PRESSURE_MODEL.
23143 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
23145 * common.opt (fsched-pressure-algorithm=): New option.
23146 * flag-types.h (sched_pressure_algorithm): New enum.
23147 * sched-int.h (sched_pressure_p): Replace with...
23148 (sched_pressure): ...this new variable.
23149 * haifa-sched.c (sched_pressure_p): Replace with...
23150 (sched_pressure): ...this new variable.
23151 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
23152 (update_reg_and_insn_max_reg_pressure, schedule_insn)
23153 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
23154 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
23155 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
23156 (sched_analyze_insn): Likewise.
23157 * sched-rgn.c (schedule_region): Likewise.
23158 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
23160 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
23162 PR middle-end/52997
23163 * ira.c (find_moveable_pseudos): Call resize_reg_info.
23165 PR middle-end/52940
23166 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
23167 * expr.c (convert_move): Honor unsignedp when extending partial int
23169 * genmodes.c (complete_mode): Don't clear component field of partial
23171 (emit_mode_inner): Don't emit it however.
23172 (calc_wider_mode): Partial int modes widen to their component.
23174 2012-04-26 David S. Miller <davem@davemloft.net>
23176 * config/sparc/niagara4.md: New file.
23177 * config/sparc/sparc.md: Include it.
23178 * config/sparc/sparc.c (niagara4_costs): New processor costs.
23179 (sparc_option_override): Use it.
23180 (sparc_use_sched_lookahead): Return 2 for niagara4.
23181 (sparc_issue_rate): Likewise.
23183 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
23184 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
23185 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
23186 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
23187 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
23188 alignaddrldi_vis): Set type to gsr.
23189 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
23190 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
23191 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
23192 v<vis3_shift_patname><mode>3, fmean16_vis,
23193 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
23194 fucmp<code>8<P:mode>_vis): Set type to fga.
23195 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
23196 * config/sparc/niagara.md: Likewise.
23197 * config/sparc/niagara2.md: Likewise.
23198 * config/sparc/ultra3.md: Likewise, and fix type matching for
23199 us3_ialuX reservation.
23201 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23203 * reload.c (find_reloads): Change the loop nesting when trying an
23204 alternative with swapped operands.
23206 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
23208 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
23209 comment. Delete unused parameter first_exp_point_map.
23210 (virt_loc_aware_diagnostic_finalizer): Update call.
23212 2012-04-26 Michael Hope <michael.hope@linaro.org>
23213 Richard Earnshaw <rearnsha@arm.com>
23215 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
23216 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
23217 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
23218 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
23220 2012-04-25 Sriraman Tallam <tmsriram@google.com>
23222 * doc/extend.texi: Document avx2 support.
23223 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
23225 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
23228 * config/cris/cris.md ("*andhi_lowpart_v32")
23229 ("*andqi_lowpart_v32"): Change first input-only operand from
23230 a (match_operand ...) to (match_dup 0). Drop alternatives with
23231 const_int-matching constraints for redundancy.
23232 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
23233 three-operand alternative.
23235 2012-04-25 Jakub Jelinek <jakub@redhat.com>
23238 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
23239 instead expand it as zero extension.
23241 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
23244 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
23246 2012-04-25 Jakub Jelinek <jakub@redhat.com>
23248 * common.opt (flag_debug_types_section): Default to 0.
23249 (dwarf_version): Default to 4.
23250 (dwarf_record_gcc_switches): Default to 1.
23251 (dwarf_strict): Default to 0.
23252 * toplev.c (process_options): Don't handle dwarf_strict
23253 or dwarf_version here.
23254 * config/vxworks.c (vxworks_override_options): Don't
23255 test whether dwarf_strict or dwarf_version are negative,
23256 instead test !global_options_set.x_dwarf_*.
23257 * config/darwin.c (darwin_override_options): Default to
23259 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
23260 and -fno-debug-types-section are now the default.
23262 2012-04-25 Jan Hubicka <jh@suse.cz>
23264 * cgraphunit.c: Update toplevel comment.
23265 (tree_rest_of_compilation): Merge into cgraph_expand_function.
23266 (cgraph_analyze_function): Make static.
23267 (cgraph_decide_is_function_needed): Make static.
23268 (cgraph_add_new_function): Use expand_function instead of
23269 rest_of_compilation.
23270 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
23271 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
23273 (cgraph_inline_p): Remove.
23274 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
23275 (init_cgraph): Add comment.
23276 * cgraphbuild.c (record_reference, mark_address, mark_load,
23277 mark_store): Do not call analyze_expr hook.
23278 * cgraph.c: Update toplevel comment.
23279 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
23280 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
23281 Move fere from cgraphunit.c
23282 (cgraph_mark_force_output_node): Move to cgraph.h
23283 * cgraph.h: Reorder so the comments match the function placement.
23284 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
23285 (cgraph_mark_force_output_node): Move here from cgraph.c
23286 * tree.c (free_lang_data): Do not clear analyze_expr hook.
23287 * ipa-inline-transform.c (preserve_function_body_p): New function.
23288 (inline_transform): Update.
23289 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
23290 * langhooks.h (lang_hooks_for_callgraph): Remove.
23291 (lang_hooks): Remove callgraph.
23292 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
23293 * varpool.c: Remove out of date comment.
23294 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
23295 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
23297 2012-04-25 Jan Hubicka <jh@suse.cz>
23299 PR middle-end/53089
23300 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
23301 forward declaration.
23302 (cgraph_finalize_function): Finalize them here.
23303 * symtab.c (dump_symtab): Dump ctors and dtors.
23305 2012-04-25 Jakub Jelinek <jakub@redhat.com>
23307 PR middle-end/52979
23308 * stor-layout.c (get_best_mode): Don't return mode with bitsize
23309 larger than maxbits. Don't compute maxbits modulo align.
23310 Also check that unit bytes long store at bitpos / unit * unit
23311 doesn't affect bits beyond bitregion_end.
23312 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
23313 would not fit into bitregion_start ... bitregion_end + 1 bit region.
23314 (store_split_bit_field): Decrease unit close to end of bitregion_end
23315 if access is restricted in order to avoid mutual recursion.
23317 PR tree-optimization/53058
23318 * double-int.h (double_int_max_value, double_int_min_value): New
23320 * double-int.c (double_int_max_value, double_int_min_value): New
23322 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
23323 or GT_EXPR with double_int_max_value instead of double_int_mask.
23325 2012-04-25 Richard Guenther <rguenther@suse.de>
23327 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
23328 * tree-vect-loop.c (vect_transform_loop): Adjust.
23329 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
23330 the maximum number of iterations for the epilogue loop.
23331 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
23333 2012-04-25 Jakub Jelinek <jakub@redhat.com>
23336 * c-typeck.c (set_nonincremental_init,
23337 set_nonincremental_init_from_string): Pass true instead of false
23338 as IMPLICIT to add_pending_init.
23340 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
23342 * c-typeck.c (pop_init_level): Improve diagnostics.
23344 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
23346 * compare-elim.c (try_eliminate_compare): Also handle operands with
23347 implicit extensions.
23349 2012-04-25 Alan Modra <amodra@gmail.com>
23351 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
23352 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
23353 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
23354 (no_global_regs_above): Delete.
23355 (no_global_regs): New function.
23356 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
23357 value for load multiple test.
23358 (savres_routine_syms): Increase size.
23359 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
23360 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
23361 rather than a number of boolean flags. Update all callers.
23362 (rs6000_savres_routine_name): Generate vector save/restore names.
23363 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
23364 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
23365 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
23366 and using_store_multiple. Expand uses. Don't always use r11 as
23367 frame reg when needed for out-of-line saves. Set up initial offset
23368 for out-of-line vector saves when buying stack frame. Handle pointer
23369 reg setup for out-of-line fp save. Emit call to out-of-line vector
23370 save function. Choose r11 or r12 for vrsave reg when available for
23372 (rs6000_output_function_prologue): Don't emit .extern for ELF.
23373 (rs6000_emit_epilogue): Choose a better frame reg when restoring
23374 from back-chain to suit out-of-line vector restore functions. Emit
23375 call to out-of-line vector restore function. Adjust register used
23376 for cr restore. Tweak pointer register setup for gpr restore.
23377 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
23379 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
23380 (V_SAVE_INLINE): Define.
23381 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
23383 2012-04-25 Alan Modra <amodra@gmail.com>
23385 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
23386 out-of-line save/restore for large frames. Don't disable
23387 out-of-line saves on ABI_AIX when using static chain reg.
23388 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
23389 clobber static chain reg, and tweak for out-of-line gpr saves
23392 2012-04-25 Alan Modra <amodra@gmail.com>
23394 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
23395 (rs6000_emit_prologue): Use the above to catch register overlap.
23397 2012-04-25 Alan Modra <amodra@gmail.com>
23399 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
23400 decl. Move logic selecting update reg to callers. Update all callers.
23401 (rs6000_emit_allocate_stack): Add copy_off param.
23402 (emit_frame_save): Don't handle reg+reg addressing.
23403 (ptr_regno_for_savres): New function, extracted from..
23404 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
23405 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
23406 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
23407 frame offset adjustment for out-of-line save with copy from sp.
23408 Simplify condition controlling whether cr is saved early or
23409 late. Use ptr_regno_for_savres to verify correct reg is set
23410 up for out-of-line saves. Pass the actual pointer reg used to
23411 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
23412 function. Rearrange spe vars so code is similar to that
23413 elsewhere in this function. Don't update frame_off when spe
23414 save code will restore r11. Use emit_frame_save for spe and
23415 gpr saves. Consolidate darwin out-of-line gpr setup with that
23416 for other abis. Don't assume frame_offset is zero and frame
23417 reg is sp when setting up altivec reg saves, and calculate
23418 exact offset requirement.
23419 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
23420 spe restore code. Consolidate darwin out-of-line gpr setup
23421 with that for other abis.
23423 2012-04-25 Alan Modra <amodra@gmail.com>
23425 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
23426 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
23428 (emit_frame_save): Delete frame_ptr param. Rename total_size to
23430 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
23431 and emit_frame_save calls. Cope with possibly missing note.
23433 2012-04-24 Sriraman Tallam <tmsriram@google.com>
23435 * config/i386/i386.c (build_processor_model_struct): New function.
23436 (make_var_decl): New function.
23437 (fold_builtin_cpu): New function.
23438 (ix86_fold_builtin): New function.
23439 (make_cpu_type_builtin): New function.
23440 (ix86_init_platform_type_builtins): New function.
23441 (ix86_expand_builtin): Expand new builtins by folding them.
23442 (ix86_init_builtins): Make new builtins to detect CPU type.
23443 (TARGET_FOLD_BUILTIN): New macro.
23444 (IX86_BUILTIN_CPU_INIT): New enum value.
23445 (IX86_BUILTIN_CPU_IS): New enum value.
23446 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
23447 * config/i386/i386-builtin-types.def: New function type.
23448 * doc/extend.texi: Document builtins.
23450 2012-04-24 Olivier Hainque <hainque@adacore.com>
23452 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
23453 * toplev.c (process_options): Default to dwarf_version 2.
23454 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
23455 and dwarf_version 2.
23457 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
23459 * tree-pretty-print.h (default_tree_printer): Do not declare.
23460 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
23462 (default_tree_diagnostic_starter): Make static.
23463 (default_tree_printer): Move to here. Make static.
23464 (tree_diagnostics_defaults): New.
23465 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
23466 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
23467 * toplev.c: Do not include tree-pass.h.
23468 (default_tree_printer): Move from here.
23469 (general_init): Use tree_diagnostics_defaults.
23471 2012-04-24 Chao-ying Fu <fu@mips.com>
23473 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
23474 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
23475 * config/mips/gnu-user.h
23476 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
23477 (GNU_USER_TARGET_LINK_SPEC): New define.
23478 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
23479 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
23480 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
23481 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
23482 GNU_USER_TARGET_ENDFILE_SPEC.
23483 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
23484 (GNU_USER_TARGET_LINK_SPEC): New define.
23485 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
23486 * config/mips/linux-common.h: New file.
23488 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23491 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
23492 (altivec_build_resolved_builtin): Call fully_fold_convert.
23494 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
23497 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
23499 2012-04-24 Richard Guenther <rguenther@suse.de>
23501 PR tree-optimization/53085
23502 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
23505 2012-04-24 Richard Guenther <rguenther@suse.de>
23507 * tree-if-conv.c (main_tree_if_conversion): Move bb under
23510 2012-04-24 Jim Meyering <meyering@redhat.com>
23512 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
23513 absence of an define_enum call.
23515 2012-04-24 Richard Guenther <rguenther@suse.de>
23517 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
23518 the epilogue loop is not re-used as unvectorized version
23519 record the its maximum number of iterations.
23521 2012-04-24 Andrew Pinski <apinski@cavium.com>
23523 * tree-ssa-forwprop.c (simplify_bitwise_binary):
23524 Don't directly use def1/def2.
23526 2012-04-24 Richard Guenther <rguenther@suse.de>
23528 PR tree-optimization/53098
23529 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
23532 2012-04-24 Andrew Pinski <apinski@cavium.com>
23535 * tree-ssa-forwprop.c (defcodefor_name): New function.
23536 (simplify_bitwise_binary): Use defcodefor_name instead of manually
23537 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
23538 Simplify "(~X | Y) & X" to "X & Y" and
23539 "(~X & Y) | X" to "X | Y".
23541 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23543 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
23544 validate_change to add clobbers if IN_GROUP is nonzero.
23545 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
23546 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
23548 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
23550 * config/s390/s390.c (insn_invalid_p): Likewise.
23552 2012-04-24 Jakub Jelinek <jakub@redhat.com>
23554 PR middle-end/53084
23555 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
23556 (output_addressed_constants): Likewise.
23558 PR middle-end/52999
23559 * varasm.c (get_section): Don't ICE for section conflicts with
23560 built-in section kinds.
23562 2012-04-23 DJ Delorie <dj@redhat.com>
23564 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
23565 (LIBSTDCXX): Change to CPP2.
23567 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
23570 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
23573 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
23575 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
23576 (*addsi_2_zext): Ditto.
23577 (*add<mode>_3): Ditto.
23578 (*addsi_3_zext): Ditto.
23579 (*add<mode>_5): Ditto.
23581 2012-04-23 Andrew Pinski <apinski@cavium.com>
23583 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
23584 (C & B) to (A OP0) & B.
23586 2012-04-23 Martin Jambor <mjambor@suse.cz>
23588 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
23589 temporaries created for a bitfield (reverting revision 122014).
23591 2012-04-23 Richard Guenther <rguenther@suse.de>
23593 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
23594 the condition using is_gimple_condexpr and avoid the not necessary
23596 (set_prologue_iterations): Likewise.
23597 (vect_loop_versioning): Likewise.
23599 2012-04-23 Richard Guenther <rguenther@suse.de>
23601 PR tree-optimization/53070
23602 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
23603 (main_tree_if_conversion): Verify we succeeded in that.
23605 2012-04-23 Jan Hubicka <jh@suse.cz>
23607 * lto-symtab.c (lto_cgraph_replace_node): Do not call
23608 mark_reahcable_node.
23609 * cgraph.c (cgraph_remove_node): Do not clear reachable.
23610 (cgraph_mark_reachable_node): Remove.
23611 (cgraph_mark_force_output_node): Do not set reachable.
23612 (dump_cgraph_node): Do not dump reachable.
23613 (cgraph_create_virtual_clone): Do not set reachable.
23614 * cgraph.h (cgraph_node): Remove reachable flag.
23615 (varpool_node): Remove reachable flag.
23616 (cgraph_mark_if_needed): Remove.
23617 (cgraph_mark_reachable_node): Remove.
23618 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
23619 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
23621 (cgraph_add_new_function): Likewise.
23622 (cgraph_mark_if_needed): Remove.
23623 (cgraph_analyze_function): Do not set target as reachable.
23624 (process_function_and_variable_attributes): Do not care about
23626 (cgraph_analyze_functions): Do not set reachable flags.
23627 (cgraph_mark_functions_to_output): Do not check reachability.
23628 (cgraph_copy_node_for_versioning): Do not set reachable flag.
23629 (dbxout_expand_expr): Update.
23630 * c-decl.c (merge_decls): Do not track changed externs.
23631 * ipa.c: Include pointer-set.h
23632 (enqueue_cgraph_node): Use reachable pointer set.
23633 (process_references): Likewise.
23634 (cgraph_remove_unreachable_nodes): Likewise.
23635 (whole_program_function_and_variable_visibility): Do not recompute
23637 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
23639 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
23641 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
23643 2012-04-23 Richard Guenther <rguenther@suse.de>
23646 * c-typeck.c (build_binary_op): Fix typo.
23648 2012-04-23 Jakub Jelinek <jakub@redhat.com>
23650 PR tree-optimizations/52891
23651 * tree-vect-patterns.c (adjust_bool_pattern): Use
23652 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
23653 but with non-standard precision.
23655 2012-04-22 Jan Hubicka <jh@suse.cz>
23657 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
23660 2012-04-22 Jan Hubicka <jh@suse.cz>
23662 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
23663 * cgraphbuild.c (record_reference, record_type_list, mark_address,
23664 mark_load, mark_store): Do not mark varpool nodes as needed.
23665 * cgraph.c (cgraph_new_nodes): Remove.
23666 (cgraph_create_function_alias): Do not mark nodes as reachable.
23667 (cgraph_add_thunk): Likewise.
23668 (cgraph_mark_reachable_node): Do not manage the queue.
23669 * cgraph.h (cgraph_node): Remove next_needed.
23670 (varpool_nodes_queue): Remove next_needed and prev_needed.
23671 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
23672 (cgraph_new_nodes): Declare.
23673 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
23674 (varpool_analyze_pending_decls): Remove.
23675 (varpool_analyze_node): New.
23676 (varpool_mark_needed_node): Remove.
23677 (varpool_first_variable, varpool_next_variable): New inlines.
23678 (varpool_first_static_initializer, varpool_next_static_initializer):
23680 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
23681 (varpool_first_defined_variable): New inline.
23682 (varpool_next_defined_variable): New inline
23683 (FOR_EACH_VARIABLE): Reimplement.
23684 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
23685 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
23687 * cgraphunit.c (cgraph_new_nodes): Declare here.
23688 (enqueue_node): New function.
23689 (cgraph_process_new_functions): update for new
23690 node set; when constructing cgraph enqueue node for processing.
23691 (cgraph_add_new_function): Use new node set.
23692 (process_function_and_variable_attributes): Do not set varpool needed
23694 (referred_to_p): New function.
23695 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
23696 when varpool is in construction.
23697 (cgraph_analyze_functions): Rewrite.
23698 (cgraph_expand_all_functions): Update.
23699 (cgraph_output_in_order): Do not analyze pending decls; do not set
23701 (cgraph_optimize): Do not analyze pending decls.
23702 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
23703 in other partition; do not mark node as needed.
23704 * dwarf2out.c (reference_to_unused): Use analyzed flag.
23705 (premark_types_used_by_global_vars_helper): Likewise.
23706 * ipa.c (process_references): Do not call varpool_mark_needed_node.
23707 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
23709 (function_and_variable_visibility): Do not mark node as needed.
23710 (whole_program_function_and_variable_visibility): Likewise.
23711 * Makefile.in (gt-varpool.h): No longer needed.
23712 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
23713 (ipa_write_summaries): Do not use needed flag.
23714 * varpool.c: Do not include gt-varpool.h
23715 (x_varpool_nodes_queue, x_varpool_last_needed_node,
23716 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
23717 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
23719 (varpool_remove_node): Do not update the lists.
23720 (dump_varpool_node): Do not dump needed flag.
23721 (varpool_enqueue_needed_node): Remove.
23722 (varpool_mark_needed_node): Remove.
23723 (varpool_reset_queue): Remove.
23724 (varpool_finalize_decl): Move to cgraphunit.c
23725 (varpool_analyze_node): New functions based on former
23726 varpool_analyze_pending_decls.
23727 (varpool_analyze_pending_decls): Remove.
23728 (varpool_assemble_decl): Do not update the lists.
23729 (enqueue_node): New function.
23730 (varpool_remove_unreferenced_decls): Rewrite.
23731 (varpool_empty_needed_queue): Remove.
23732 (add_new_static_var): Do not mark node as needed.
23733 (varpool_create_variable_alias): Handle expansion state
23735 * except.c (output_ttype): Do not mark node as needed.
23736 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
23737 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
23739 * tree-switch-conversion.c (build_one_array): Likewise.
23741 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
23744 * doc/invoke.texi (pedantic): Rename to Wpedantic.
23745 * common.opt (Wpedantic): New.
23746 (pedantic): Alias Wpedantic.
23747 * diagnostic.c (warning_at): Likewise.
23748 * c-decl.c (diagnose_mismatched_decls): Likewise.
23749 (build_array_declarator): Likewise.
23750 (mark_forward_parm_decls):
23751 (check_bitfield_type_and_width): Likewise.
23752 (grokdeclarator): Likewise.
23753 (grokfield): Likewise.
23754 (finish_struct): Likewise.
23755 (build_enumerator): Likewise.
23756 (store_parm_decls_oldstyle): Likewise.
23757 (declspecs_add_qual): Likewise.
23758 (declspecs_add_type): Likewise.
23759 (finish_declspecs): Likewise.
23760 * c-typeck.c (composite_type): Likewise.
23761 (comp_target_types): Likewise.
23762 (build_array_ref): Likewise.
23763 (pointer_diff): Likewise.
23764 (build_unary_op): Likewise.
23765 (build_conditional_expr): Likewise.
23766 (build_c_cast): Likewise.
23767 (convert_for_assignment): Likewise.
23768 (maybe_warn_string_init): Likewise.
23769 (digest_init): Likewise.
23770 (pop_init_level): Likewise.
23771 (set_init_index): Likewise.
23772 (c_finish_goto_label): Likewise.
23773 (c_finish_return): Likewise.
23774 (do_case): Likewise.
23775 (build_binary_op): Likewise.
23776 * c-parser.c (static): Likewise.
23777 (c_parser_external_declaration): Likewise.
23778 (c_parser_declaration_or_fndef): Likewise.
23779 (c_parser_static_assert_declaration_no_se): Likewise.
23780 (c_parser_enum_specifier): Likewise.
23781 (c_parser_struct_or_union_specifier): Likewise.
23782 (c_parser_struct_declaration): Likewise.
23783 (c_parser_alignas_specifier): Likewise.
23784 (c_parser_braced_init): Likewise.
23785 (c_parser_initelt): Likewise.
23786 (c_parser_compound_statement_nostart): Likewise.
23787 (c_parser_conditional_expression): Likewise.
23788 (c_parser_alignof_expression): Likewise.
23789 (c_parser_postfix_expression): Likewise.
23790 (c_parser_postfix_expression_after_paren_): Likewise.
23791 (c_parser_objc_class_instance_variables): Likewise.
23792 (c_parser_objc_method_definition): Likewise.
23793 (c_parser_objc_methodprotolist): Likewise.
23795 2012-04-22 Ian Lance Taylor <iant@google.com>
23797 * godump.c (go_output_typedef): Dump size of structs.
23799 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
23801 Correcting transform_to_exit_first_loop + fix to PR46886
23802 * tree-parloops.c (transform_to_exit_first_loop): Remove
23803 setting of number of iterations according to the loop pattern.
23804 Duplicate from entry to exit->src instead of loop->latch.
23805 (pallelize_loops): Remove the condition preventing do-while loops.
23806 * tree-cfg.c (bool bb_in_region_p): New.
23807 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
23808 Adjust redirection of the duplicated iteration.
23810 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
23813 * rtl.def (ADDRESS): Use "i" rather than "w".
23814 * rtl.h (find_base_term): Delete.
23815 (may_be_sp_based_p): Declare.
23816 * rtl.c (rtx_code_size): Remove ADDRESS special case.
23817 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
23818 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
23819 * alias.c: ...here.
23820 (find_base_term): Make static.
23821 (may_be_sp_based_p): New function.
23822 * dse.c (record_store): Use it.
23823 * store-motion.c (store_killed_in_insn): Likewise.
23825 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
23827 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
23829 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23832 * c-typeck.c (inform_declaration): New.
23833 (build_function_call_vec): Do not pretty-print
23834 expressions when caret is enabled.
23835 (convert_arguments): Use inform_declaration.
23837 2012-04-20 Jim Meyering <meyering@redhat.com>
23839 * genmodes.c (make_complex_modes): Don't truncate a mode name of
23840 length 7 or more when prepending a "C". Suggested by Richard Guenther.
23842 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23844 PR rtl-optimization/44214
23845 * fold-const.c (exact_inverse): New function.
23846 (fold_binary_loc): Fold vector and complex division by constant into
23847 multiply by recripocal with flag_reciprocal_math; fold vector division
23848 by constant into multiply by reciprocal with exact inverse.
23850 2012-04-20 Jan Hubicka <jh@suse.cz>
23852 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
23854 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
23855 (cgraph_remove_node): Update.
23856 (cgraph_mark_needed_node): Remove.
23857 (cgraph_mark_force_output_node): New.
23858 (dump_cgraph_node): Do not dump needed flag.
23859 (cgraph_node_cannot_be_local_p_1): Update.
23860 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
23861 * cgraph.h (symtab_node_base): Add force_output flag.
23862 (cgraph_node): Remove needed flag.
23863 (varpool_node): Remove force_output flag.
23864 (cgraph_mark_needed_node): Remove.
23865 (cgraph_mark_force_output_node): New.
23866 (cgraph_only_called_directly_or_aliased_p,
23867 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
23868 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
23869 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
23870 (cgraph_add_new_function): Update.
23871 (cgraph_mark_if_needed): Update.
23872 (verify_cgraph_node): Update.
23873 (cgraph_analyze_function): Alias target is reachable.
23874 (process_function_and_variable_attributes): Update: externally_visible
23875 flag makes function reachable.
23876 (cgraph_analyze_functions): Update dumping.
23877 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
23878 input_overwrite_node, input_varpool_node): Update streaming.
23879 * lto-streamer-out.c (produce_symtab): Use force_output.
23880 * ipa.c (process_references): Weakrefs must be processed.
23881 (cgraph_remove_unreachable_nodes): Likewise; update for new
23883 (varpool_externally_visible_p): Weakrefs are externally visible
23884 even if they are not.
23885 (function_and_variable_visibility): Update; when processing alias
23886 pair force the targets to be output.
23887 (whole_program_function_and_variable_visility): Use
23888 mark_reachable_node.
23889 * trans-mem.c (ipa_tm_mark_needed_node): Remove
23890 (ipa_tm_mark_force_output_node): New function.
23891 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
23892 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
23894 * varasm.c (mark_decl_referenced): Update.
23895 (find_decl_and_mark_needed): Remove.
23896 (find_decl): New function.
23897 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
23898 alias targets as needed.
23899 (dump_tm_clone_pairs): Update.
23900 * tree-inline.c (copy_bb): Update check.
23901 * symtab.c (dump_symtab_base): Dump force_output.
23902 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
23903 * passes.c (execute_todo): Fix dumping.
23904 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
23905 (varpool_analyze_pending_decls): Alias target is reachable.
23906 (varpool_create_variable_alias): Finalize weakrefs.
23908 2012-04-20 Jakub Jelinek <jakub@redhat.com>
23911 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
23912 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
23913 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
23914 macros instead of constants.
23915 * dse.c (record_store): Check for SP ADDRESS by comparing
23916 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
23917 XEXP to be stack_pointer_rtx.
23919 2012-04-20 Richard Guenther <rguenther@suse.de>
23921 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
23922 update_call_from_tree when propagating into a call.
23924 2012-04-20 Alan Modra <amodra@gmail.com>
23926 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
23927 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
23928 sp_offset to frame_off. Move world save code earlier.
23930 2012-04-20 Richard Guenther <rguenther@suse.de>
23932 PR tree-optimization/53050
23933 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
23934 Do only one transform on COND_EXPRs at the same time.
23936 2012-04-19 Jan Hubicka <jh@suse.cz>
23938 * symtab.c (dump_symtab_base): Revert accidental checkin.
23940 2012-04-20 Alan Modra <amodra@gmail.com>
23943 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
23944 static chain, set REST_INLINE_FPRS too.
23946 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
23948 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
23951 2012-04-20 Richard Guenther <rguenther@suse.de>
23953 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
23954 loops that can never run more often than the vectorization factor.
23956 2012-04-19 Jan Hubicka <jh@suse.cz>
23958 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
23960 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
23962 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
23964 2012-04-19 Jim Meyering <meyering@redhat.com>
23966 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
23967 We verified above that the string(including trailing NUL) fits in buf,
23968 so just use memcpy.
23970 2012-04-19 Richard Guenther <rguenther@suse.de>
23972 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
23973 for dumping DECL_SECTION_NAME.
23975 2012-04-19 Michael Matz <matz@suse.de>
23977 PR middle-end/52977
23978 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
23979 (struct tree_vector): Adjust GTY length.
23980 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
23982 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
23984 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
23985 caller emitted the length calulation already.
23986 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
23987 before handling any of the fields for structs.
23989 2012-04-19 Richard Guenther <rguenther@suse.de>
23991 PR tree-optimization/53031
23992 * tree-vrp.c (adjust_range_with_scev): Revert back to
23993 using max_loop_iterations.
23995 2012-04-19 Michael Matz <matz@suse.de>
23997 * diagnostic.c (emit_diagnostic): Move va_end call after user
23999 (warning, warning_at, pedwarn, permerror): Ditto.
24001 2012-04-19 Richard Guenther <rguenther@suse.de>
24003 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
24006 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
24009 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
24010 the case *(X+const).
24012 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
24014 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
24016 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24019 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
24020 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
24022 2012-04-19 Richard Guenther <rguenther@suse.de>
24024 PR rtl-optimization/44688
24025 * loop-iv.c (determine_max_iter): Only return max_iter.
24026 (iv_number_of_iterations): Also use the recorded loop bound
24027 on the maximum number of iterations.
24028 * loop-unroll.c (decide_unroll_runtime_iterations): Use
24029 max_iter to avoid unrolling loops that do not roll.
24030 (decide_unroll_stupid): Likewise.
24032 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
24034 * targhooks.c (default_case_values_threshold): Fix code style nit.
24036 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
24037 case range and type folding from here...
24038 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
24039 type, as documented in tree.def.
24041 2012-04-18 Jan Hubicka <jh@suse.cz>
24043 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
24045 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
24046 cgraph hash and same comdat groups.
24047 (cgraph_optimize): Verify symbol table.
24048 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
24049 (dissolve_same_comdat_group_list): Work on symtab nodes.
24050 (function_and_variable_visibility): Dissolve variable same comdat group
24052 * symtab.c: Include timevar.h
24053 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
24055 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
24057 * tree-switch-conversion.c (info): Remove global pass info.
24058 (check_range, check_process_case, check_final_bb, create_temp_arrays,
24059 free_temp_arrays, gather_default_values, build_constructors,
24060 array_value_type, build_one_array, build_arrays, gen_def_assigns,
24061 fix_phi_nodes, gen_inbound_check): Pass info around from ...
24062 (process_switch): ... here. Unify message format. Return a const
24063 char pointer to the failure reason message.
24064 (do_switchconv): Unify message format. Update process_switch usage.
24066 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
24067 * tree-cfg.c (edge_to_cases): Fix documentation.
24069 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
24071 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
24073 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24075 PR tree-optimization/52976
24076 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
24077 (possibly_move_powi): New function.
24078 (rewrite_expr_tree): Call possibly_move_powi.
24079 (rewrite_expr_tree_parallel): Likewise.
24080 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
24081 call add_to_ops_vec instead.
24083 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24085 PR tree-optimization/52976
24086 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
24087 (decrement_power): Likewise.
24088 (propagate_op_to_single_use): Likewise.
24089 (zero_one_operation): Handle __builtin_pow* calls in linearized
24090 expression trees; factor logic into propagate_op_to_single_use.
24091 (undistribute_ops_list): Allow operands with repeat counts > 1.
24093 2012-04-18 Richard Guenther <rguenther@suse.de>
24095 PR tree-optimization/44688
24096 * cfgloop.h (record_niter_bound): Declare.
24097 * tree-ssa-loop-niter.c (record_niter_bound): Export.
24098 Update the estimation with the upper bound here...
24099 (estimate_numbers_of_iterations_loop): ... instead of here.
24100 Do not forcefully reset a recorded upper bound.
24101 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
24102 Record the maximum number of loop iterations of the prologue loop.
24104 2012-04-18 Jan Hubicka <jh@suse.cz>
24106 * lto-symtab.c (lto_cgraph_replace_node): Update.
24107 * cgraphbuild.c (record_reference, record_type_list,
24108 record_eh_tables, mark_address, mark_load, mark_store): Update.
24109 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
24110 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
24112 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
24113 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
24114 * reload.c: Fix typo in comment.
24115 * rtlanal.c: Likewise.
24116 * tree-emultls.c (gen_emutls_addr): Update.
24117 * ipa-reference.c (analyze_function): Update.
24118 * cgraphunit.c (cgraph_analyze_function,
24119 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
24121 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
24122 (ipa_remove_reference): Likewise.
24123 (ipa_remove_all_refering): Rename to ...
24124 (ipa_remove_all_referring): ... this one; update.
24125 (ipa_dump_references): Update.
24126 (ipa_dump_referring): Update.
24127 (ipa_clone_references): Update.
24128 (ipa_clone_refering): Rename to ...
24129 (ipa_clone_referring): ... this one; update.
24130 (ipa_ref_cannot_lead_to_return): Update.
24131 (ipa_ref_has_aliases_p): Update.
24132 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
24134 (ipa_ref_type): Remove.
24135 (ipa_ref_ptr_u): Remove.
24136 (ipa_ref): Remove referencing, refered, refered_index, refering_type
24137 and refered_type; add referring, referred and referred_index.
24138 (ipa_ref_list): Rename refering to referring.
24139 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
24140 ipa_clone_references, ipa_clone_referring): Update prototypes.
24141 * lto-cgraph.c (referenced_from_other_partition_p): Update.
24142 (lto_output_ref): Update.
24143 (add_references): Update.
24144 (input_varpool_node): Update.
24145 (input_refs): Update.
24146 * ipa-ref-inline.h (ipa_ref_node): Update.
24147 (ipa_ref_varpool_node): Update.
24148 (ipa_ref_referring_node): Update.
24149 (ipa_ref_referring_varpool_node): Update.
24150 (ipa_ref_referring_ref_list): Update.
24151 (ipa_ref_referred_ref_list): Update.
24152 (ipa_ref_list_first_referring): Update.
24153 (ipa_empty_ref_list): Update.
24154 (ipa_ref_list_refering_iterate): Rename to ...
24155 (ipa_ref_list_referring_iterate): ... this one.
24156 * cse.c: Update comment.
24157 * ipa-utils.c (ipa_reverse_postorder): Update.
24158 * tree-ssa-alias.c: Update.
24159 * ipa-inline.c (reset_edge_caches): Update.
24160 (update_caller_keys): Update.
24161 * ipa-inline.h: Update comments.
24162 * jump.c: Update comment.
24163 * alias.c: Likewise.
24164 * ipa.c (process_references): Update.
24165 (cgraph_remove_unreachable_nodes): Likewise.
24166 (ipa_discover_readonly_nonaddressable_var): Likewise.
24167 (cgraph_address_taken_from_non_vtable_p): Likewise.
24168 * trans-mem.c (ipa_tm_execute): Update.
24169 * simplify-rtx.c: Fix comment.
24170 * rtl.c: Fix comment.
24171 * symtab.c (symtab_unregister_node): Update.
24172 * varpool.c (dump_varpool_node): Update.
24173 (varpool_analyze_pending_decls): Update.
24174 (assemble_aliases): Update.
24175 (varpool_for_node_and_aliases): Update.
24177 2012-04-18 Richard Guenther <rguenther@suse.de>
24179 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
24180 use_undefined_p parameter.
24181 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
24182 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
24184 (estimate_numbers_of_iterations): Likewise.
24185 (estimated_loop_iterations): Adjust.
24186 (max_loop_iterations): Likewise.
24187 (scev_probably_wraps_p): Likewise.
24188 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
24189 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
24190 not max_loop_iterations.
24191 (execute_vrp): Remove explicit number of iterations estimation.
24193 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
24195 * config/i386/linux-common.h: New.
24197 * config.gcc: Add i386/linux-common.h before
24198 all i386/linux.h and i386/linux64.h usages.
24200 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
24201 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
24202 * config/i386/gnu-user64.h: Likewise.
24204 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
24205 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
24206 (GNU_USER_TARGET_MATHFILE_SPEC): New.
24207 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
24209 2012-04-18 Jan Hubicka <jh@suse.cz>
24211 * cgraph.c (cgraph_node_name): Remove.
24212 (dump_cgraph_node): Use dump_symtab_base; reformat.
24213 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
24214 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
24216 (cgraph_node_name, varpool_node_name): Remove.
24217 (cgraph_node_asm_name, varpool_node_asm_name,
24218 cgraph_node_name, varpool_node_name): New.
24219 * tree-pass.h (TODO_dump_cgraph): Rename to ...
24220 (TODO_dump_symtab): ... this one.
24221 * ipa-cp (pass_ipa_cp): Update.
24222 * ia-reference.c (generate_summary, read_write_all_from_decl,
24223 propagate, ipa_reference_read_optimization_summary): Update.
24224 * cgraphunit.c (cgraph_analyze_functions): Update.
24225 (cgraph_optimize): Update.
24226 * ipa-ref.c (ipa_dump_references): Update.
24227 (ipa_dump_refering): Update.
24228 * ipa-inline.c (pass_ipa_inline): Update.
24229 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
24230 * ipa.c (pass_ipa_function_visibility,
24231 pass_ipa_whole_program_visibility): Update.
24232 * tree-sra.c (pass_early_ipa_sra): Update.
24233 * symtab.c: Include langhooks.h
24234 (symtab_node_asm_name): New.
24235 (symtab_node_name): New.
24236 (symtab_type_names): New static var.
24237 (dump_symtab_base): New.
24238 (dump_symtab_node, dump_symtab): New.
24239 (debug_symtab_node, debug_symtab): New.
24240 * tree-ssa-structalias.c: Dump symbol table.
24241 * pases.c (execute_todo): Handle TODO_dump_symtab instead
24242 of TODO_dump_cgraph.
24243 * varpoo.c (varpool_node_name): Remove.
24244 (dump_varpool_node): Use dump_symtab_base; reformat.
24246 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24248 * doc/invoke.texi (Language Independent Options): @item should be
24251 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
24254 * rtl.c (rtx_code_size): Handle ADDRESS.
24256 2012-04-17 Tom de Vries <tom@codesourcery.com>
24258 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
24259 is not a STMT_LIST.
24261 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
24264 * config/i386/sync.md (atomic_<code><mode>): Rename to
24265 atomic_<logic><mode>.
24267 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
24269 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
24270 * alias.c (reg_base_value): Expand and update comment.
24271 (arg_base_value): New variable.
24272 (unique_id): Move up file.
24273 (unique_base_value, unique_base_value_p, known_base_value_p): New.
24274 (find_base_value): Use arg_base_value and known_base_value_p.
24275 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
24276 (find_base_term): Use known_base_value_p.
24277 (base_alias_check): Use unique_base_value_p.
24278 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
24279 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
24281 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
24283 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
24285 2012-04-17 Michael Matz <matz@suse.de>
24287 PR tree-optimization/18437
24288 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
24289 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
24290 (vect_check_strided_load): Declare.
24291 * tree-vect-data-refs.c (vect_check_strided_load): New function.
24292 (vect_analyze_data_refs): Use it to accept strided loads.
24293 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
24295 2012-04-17 Richard Guenther <rguenther@suse.de>
24297 PR middle-end/53011
24298 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
24299 loops when redirecting an entry or latch edge.
24301 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
24303 * sel-sched.c (sel_global_init): Revert previous change.
24305 2012-04-17 Richard Guenther <rguenther@suse.de>
24307 * tree-flow.h (array_at_struct_end_p): Move declaration ...
24308 * tree.h (array_at_struct_end_p): ... here.
24309 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
24310 * expr.c (array_at_struct_end_p): ... here. Rewrite.
24312 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
24314 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
24315 COST_TABLE): Remove.
24316 (estimate_case_costs): Remove.
24317 (expand_case): Do not call estimate_case_costs
24318 to set use_cost_table.
24319 (balance_case_nodes): Do not use use_cost_table.
24321 2012-04-16 Jan Hubicka <jh@suse.cz>
24323 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
24324 (hash_node, eq_node): Remove.
24325 (cgraph_create_node): Do not handle hashtable.
24326 (cgraph_get_node): Remove.
24327 (cgraph_insert_node_to_hashtable): Remove.
24328 (hash_node_by_assembler_name): Remove.
24329 (eq_assembler_name): Remove.
24330 (cgraph_node_for_asm): Rewrite.
24331 (cgraph_find_replacement_node): Break out from ...
24332 (cgraph_remove_node): ... here; do not maintain hashtables.
24333 (change_decl_assembler_name): Remove.
24334 (cgraph_clone_node): Do not maintain hashtables.
24335 * cgraph.h (const_symtab_node): New typedef.
24336 (cgraph_insert_node_to_hashtable): Remove.
24337 (symtab_get_node, symtab_node_for_asm,
24338 symtab_insert_node_to_hashtable): Declare.
24339 (cgraph_find_replacement_node): Declare.
24340 (cgraph_get_node, varpool_get_node): Turn into inlines.
24341 (cgraph, varpool): Work sanely on NULL pointers.
24342 (FOR_EACH_SYMBOL): New walker.
24343 * ipa-inline-transform.c (save_inline_function_body): Use
24344 symtab_insert_node_to_hashtable.
24345 * symtab.c: Include ggc.h and diagnostics.h
24346 (symtab_hash, assembler_name_hash): New static vars;
24347 (hash_node, eq_node, hash_node_by_assembler_name,
24348 eq_assembler_name, insert_to_assembler_name_hash,
24349 unlink_from_assembler_name_hash): New.
24350 (symtab_register_node): Update hashtables.
24351 (symtab_insert_node_to_hashtable): New.
24352 (symtab_unregister_node): Update hashtables.
24353 (symtab_get_node): New.
24354 (symtab_node_for_asm): New.
24355 (change_decl_assembler_name): New.
24356 * Makefile.in (symtab.o): Needs GTY.
24357 * varpool.c (varpool_hash): Remove.
24358 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
24359 (varpool_node): Rewrite using varpool_get_node.
24360 (varpool_remove_node): DO not maintain hashtables.
24361 (varpool_node_for_asm): Rewrite.
24363 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
24365 * doc/invoke.texi: Copy-edit to put verbs in the present tense
24366 when describing the current behavior of GCC.
24368 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
24370 * genemit.c (gen_exp): Remove ADDRESS handling.
24371 * genoutput.c (scan_operands): Likewise.
24372 * genpeep.c (match_rtx): Likewise.
24373 * genrecog.c (add_to_sequence): Likewise.
24375 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
24377 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
24379 2012-04-16 Martin Jambor <mjambor@suse.cz>
24381 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
24384 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
24387 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
24388 hints for 'A' operand types.
24390 2012-04-16 Jan Hubicka <jh@suse.cz>
24392 * cgraph.h (symtab_node_base): Add next and previous pointers.
24393 (cgraph_node): Remove next and preivous pointers.
24394 (varpool_node): Likewise; remove next/previous GTY marker;
24395 it is not type safe.
24396 (symtab_node_def): Update GTY marker
24397 (x_cgraph_nodes, cgraph_nodes): Remove.
24398 (symtab_nodes): New function.
24399 (cgraph_order): Rename to ...
24400 (symtab_order): ... this one.
24401 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
24403 (x_varpool_nodes, varpool_nodes): Remove.
24404 (FOR_EACH_STATIC_VARIABLE): Update.
24405 (symtab_function_p, symtab_variable_p): New function.
24406 (FOR_EACH_VARIABLE): Update.
24407 (varpool_first_variable, varpool_next_variable): New functions.
24408 (FOR_EACH_VARIABLE): Update.
24409 (cgraph_first_defined_function): Update.
24410 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
24411 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
24412 (cgraph_first_function, cgraph_next_function): New.
24413 (FOR_EACH_FUNCTION): Update.
24414 (cgraph_first_function_with_gimple_body,
24415 cgraph_next_function_with_gimple_body): Update.
24416 * symtab.c: New file.
24417 * cgraph.c: Update copyright dates.
24418 (x_cgraph_nodes, cgraph_order): Remove.
24419 (NEXT_FREE_NODE): Update.
24420 (SET_NEXT_FREE_NODE): New.
24421 (cgraph_create_node_1): Remove common code.
24422 (cgraph_create_node): Remove common code; call symtab_register_node.
24423 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
24424 (cgraph_add_asm_node): Update.
24425 (cgraph_clone_node): Register new node.
24426 * cgraphunit.c (process_function_and_variable_attributes): Update.
24427 (cgraph_analyze_functions): Update.
24428 (cgraph_analyze_functions): Update.
24429 (cgraph_output_in_order): Update.
24430 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
24432 * ipa-inline.c (recursive_inlining): Update.
24433 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
24434 * ipa.c (cgraph_remove_unreachable_nodes): Update.
24435 * Makefile.in: Add symtab.o
24436 * varpool.c (x_varpool_nodes): Remove
24437 (varpool_node): Remove common code; call symtab_register_node.
24438 (varpool_remove_node): Remove common code; call symtab_unregister_node.
24440 2012-04-16 Richard Guenther <rguenther@suse.de>
24442 PR middle-end/52977
24443 * tree.h (VECTOR_CST_NELTS): Adjust.
24444 (struct tree_vector): Add explicit length field.
24445 (make_vector_stat): Declare.
24446 (make_vector): Define.
24447 * tree.c (make_vector_stat): New function.
24448 (build_vector_stat): Use it.
24449 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
24451 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24453 PR tree-optimization/52976
24454 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
24455 (undistribute_ops_list): Ops with repeat counts aren't eligible for
24457 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
24459 2012-04-16 Jan Hubicka <jh@suse.cz>
24461 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
24463 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
24464 walkers to walk cgraph and varpool.
24465 * cgraph.c (cgraph_node_for_asm): Likewise.
24466 (dump_cgraph): Likewise.
24467 * value-prof.c (init_node_map): Likewise.
24468 * tree.c (free_lang_data_in_cgraph): Likewise.
24469 * tree-emutls.c: (ipa_lower_emutls): Likewise.
24470 * ipa-reference.c (generate_summary, propagate): Likewise.
24471 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
24472 cgraph_mark_functions_to_output, cgraph_output_in_order,
24473 output_weakrefs, cgraph_materialize_all_clones,
24474 cgraph_optimize): Likewise.
24475 * lto-cgraph.c (merge_profile_summaries): Likewise.
24476 (input_cgraph): Likewise.
24477 * ipa-pure-const.c (generate_summary): Likewise.
24478 (propagate): Likwise.
24479 * ipa-utils.c (ipa_reduced_postorder): Likewise.
24480 (ipa_free_postorder_info): Likewise.
24481 (ipa_reverse_postorder): Likewise.
24482 * ipa-inline.c (ipa_inline): Likewise.
24483 * matrix-reorg.c (find_matrices_decl): Likewise.
24484 (matrix_reorg): Likewise.
24485 * tree-vectorizer.c (increase_alignment): Likewise.
24486 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
24487 (function_and_variable_visibility): Likewise.
24488 (whole_program_function_and_variable_visibility): Likewise.
24489 (ipa_cdtor_merge): Likewise.
24490 * trans-mem.c (ipa_tm_execute): Likewise.
24491 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
24492 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
24493 (ipa_print_all_params): Likewise.
24494 (ipa_update_after_lto_read): Likewise.
24495 * tree-profie.c (tree_profiling): Likewise.
24496 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24497 * passes.c (dump_passes): Likewise.
24498 (do_per_function): Likewise.
24499 (ipa_write_summaries): Likewise.
24500 * varpool.c (dump_varpool): Likewise.
24501 (varpool_node_for_asm): Likewise.
24502 (varpool_assemble_pending_decls): Likewise.
24504 2012-04-16 Richard Guenther <rguenther@suse.de>
24506 PR tree-optimization/52975
24507 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
24508 condition but always mark it with TRUTH_NOT_EXPR.
24510 2012-04-16 Richard Guenther <rguenther@suse.de>
24512 PR tree-optimization/52975
24513 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
24514 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
24515 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
24516 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
24518 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
24520 * config/i386/sse.md (ssse3_plusminus): New code iterator.
24521 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
24522 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
24523 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
24524 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
24525 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
24526 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
24528 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
24529 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
24530 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
24531 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
24532 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
24533 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
24535 (xop_plus): New code iterator.
24536 (macs): New code attribute.
24538 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
24539 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
24541 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
24542 xop_plus code iterator.
24543 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
24544 xop_plus code iterator.
24545 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
24546 xop_plus code iterator.
24547 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
24548 xop_plus code iterator.
24550 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
24551 any_extend code iterator.
24552 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
24553 any_extend code iterator.
24554 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
24555 any_extend code iterator.
24556 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
24557 any_extend code iterator.
24558 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
24559 any_extend code iterator.
24560 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
24561 any_extend code iterator.
24563 2012-04-14 Tom de Vries <tom@codesourcery.com>
24565 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
24566 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
24567 DELETED_LABEL note, and move it to ...
24568 * cfgrtl.c (delete_insn): ... here. Change return type to void.
24569 (delete_insn_and_edges): Likewise.
24570 (delete_insn_chain): Handle new return type of delete_insn. Delete
24571 chain backwards rather than forwards.
24572 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
24574 * cfglayout.c (fixup_reorder_chain): Delete unused label.
24576 2012-04-14 Jan Hubicka <jh@suse.cz>
24578 * cgraph.h: Update copyrights;
24579 (symtab_node): Turn to union typedef.
24580 (symtab_node_base): New structure.
24581 (symtab_type): Add SYMTAB_SYMBOL tag.
24582 (cgraph_node): Annotate some pinters with nested_ptr.
24583 (varpool_node): Likewise.
24584 (cgraph_local_info): Remove lto_file_data
24585 and externally_visible.
24586 (cgraph_node): Remove decl; same_comdat_group list;
24587 aux; ref_list; order; address_taken; reachable_from_other_parittion,
24588 in_other_partition; resolution.
24589 (varpool_node): Remove decl; same_comdat_group;
24590 ref_list; lto_file_data; aux; order; resolution; externally_visible;
24591 used_from_other_partition; in_other_partition.
24592 (symtab_node_def): New union.
24593 (cgraph, varpool): Update.
24594 (varpool_first_static_initializer, varpool_next_static_initializer,
24595 cgraph_only_called_directly_or_aliased_p,
24596 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
24597 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
24598 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
24600 * cgraph.c: Likewise.
24601 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
24602 * cgraphbuild.c: Likewise.
24603 * lto-symtab.c: Likewise.
24604 * c-gimplify.c: Likewise.
24605 * value-prof.c: Likewise.
24606 * tree.c: Likewise.
24607 * ipa-cp.c: Likewise.
24608 * tree-emutls.c: Likewise.
24609 * ipa-inline-transform.c: Likwise.
24610 * ipa-reference.c: Likewise.
24611 * cgraphunit.c: Likewise.
24612 * ipa-ref.c: Likewise.
24613 * lto-cgraph.c: Likewise.
24614 * ipa-ref-inline.h: Likewise.
24615 * ipa-pure-const.c: Likewise.
24616 * lto-streamer-out.c: Likewise.
24617 * ipa-utils.c: Likewise.
24618 * ipa-inline.c: Likewise.
24619 * matrix-reorg.c: Likewise.
24620 * tree-eh.c: Likewise.
24621 * tree-vectorizer.c: Likewise.
24622 * ipa-split.c: Likewise.
24624 * trans-mem.c: Likewise.
24625 * ipa-inline-analysis.c: Likewise.
24626 * gimplify.c: Likewise.
24627 * cfgexpand.c: Likewise.
24628 * tree-sra.c: Likewise.
24629 * ipa-prop.c: Likewise.
24630 * varasm.c: Likewise.
24631 * tree-nested.c: Likewise.
24632 * tree-inline.c: Likewise.
24633 * tree-profile.c: Likewise.
24634 * tree-ssa-structalias.c: Likewise.
24635 * passes.c: Likewise.
24636 * varpool.c: Likewise.
24638 2012-04-14 Tom de Vries <tom@codesourcery.com>
24640 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
24641 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
24642 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
24644 (gsi_advance_fw_nondebug_nonlocal): New function.
24645 (local_def): Removed function.
24646 (same_succ_hash): Use stmt_local_def.
24647 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
24648 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
24650 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
24652 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
24653 and __ILP32__ for x32.
24655 2012-04-13 Martin Jambor <mjambor@suse.cz>
24657 PR middle-end/52939
24658 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
24659 fold_ctor_reference returns a zero constant.
24661 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
24663 * config.gcc: Add i386/gnu-user-common.h before all
24664 i386/gnu-user.h and i386/gnu-user64.h usages.
24666 * config/i386/gnu-user-common.h: New.
24668 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
24669 (CC1_SPEC): Likewise.
24670 (ENDFILE_SPEC): Likewise.
24671 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
24672 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
24673 (TARGET_OS_CPP_BUILTINS): Likewise.
24674 (LIBGCC2_HAS_TF_MODE): Likewise.
24675 (LIBGCC2_TF_CEXT): Likewise.
24676 (TF_SIZE): Likewise.
24677 (TARGET_ASM_FILE_END): Likewise.
24678 (STACK_CHECK_MOVING_SP): Likewise.
24679 (STACK_CHECK_STATIC_BUILTIN): Likewise.
24680 * config/i386/gnu-user64.h: Likewise.
24682 2012-04-13 Martin Jambor <mjambor@suse.cz>
24684 * expr.c (expand_expr_real_1): Pass type, not the expression, to
24685 set_mem_attributes for a memory temporary. Do not call the function
24686 for the memory temporary created for a bitfield.
24688 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
24691 * df.h (enum debug_temp_where): New.
24692 (dead_debug_init, dead_debug_finish) Declare.
24693 (dead_debug_add, dead_debug_insert_temp): Declare.
24694 (struct dead_debug_use, struct dead_debug): Moved from...
24695 * df-problems.c: ... here.
24696 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
24698 (df_create_unused_note): Likewise.
24699 (df_set_dead_notes_for_mw): Move comment where it belongs.
24700 (dead_debug_init): Export.
24701 (dead_debug_reset_uses): New, factored out of...
24702 (dead_debug_finish): ...this. Export.
24703 (dead_debug_reset): Remove.
24704 (dead_debug_add): Export.
24705 (dead_debug_insert_before): Rename to...
24706 (dead_debug_insert_temp): ... this. Add where argument. Export.
24707 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
24708 Return insertion count.
24709 (df_note_bb_compute): Adjust.
24710 * dce.c (word_dce_process_block): Adjust dead debug uses.
24711 (dce_process_block): Likewise.
24713 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
24715 * df-problems.c (df_note_bb_compute): Do not take note of
24716 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
24718 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
24721 * var-tracking.c (expand_depth): New type.
24722 (onepart_aux, expand_loc_callback_data): Change depth type to it.
24723 (loc_exp_dep_alloc): Adjust initializer.
24724 (update_depth): Use new type. Add entryvals.
24725 (vt_expand_var_loc_chain): Take note of expansions with
24726 ENTRY_VALUEs, but don't accept them right away. Run an optional
24727 second pass accepting the minimum ENTRY_VALUE count found in the
24729 (vt_expand_loc_callback, INIT_ELCD): Adjust.
24731 2012-04-13 Tom de Vries <tom@codesourcery.com>
24733 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
24734 parameters vuse and vuse_escaped.
24735 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
24736 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
24739 2012-04-13 Richard Guenther <rguenther@suse.de>
24741 PR tree-optimization/52969
24742 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
24743 the condition for the COND_EXPR and handle predicate negation
24744 by swapping the COND_EXPR arms.
24746 2012-04-13 Nick Clifton <nickc@redhat.com>
24748 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
24749 TODO_dump_func flag.
24751 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
24753 PR rtl-optimization/52203
24754 PR rtl-optimization/52715
24756 Revert the 2012-03-07 fix for PR 52203.
24757 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
24758 the insn does not modify DFA right before issuing, adjust
24759 issue_rate accordingly.
24761 2012-04-13 Richard Guenther <rguenther@suse.de>
24764 * c-typeck.c (pointer_diff): Remove bogus assert.
24766 2012-04-13 Richard Guenther <rguenther@suse.de>
24769 * convert.c (convert_to_pointer): Remove special-casing of zero.
24771 2012-04-13 Joey Ye <joey.ye@arm.com>
24773 * config/arm/constraints.md (Pe): New constraint.
24774 * config/arm/arm.md: New split for imm 256-510.
24776 2012-04-13 Terry Guo <terry.guo@arm.com>
24778 * config/arm/arm-cores.def: Added core cortex-m0plus.
24779 * config/arm/arm-tune.md: Regenerated.
24780 * config/arm/arm-tables.opt: Regenerated.
24781 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
24783 2012-04-13 Alan Modra <amodra@gmail.com>
24786 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
24787 tie regs on destination of sets. Delete forward declaration.
24788 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
24789 (rs6000_emit_prologue): Likewise.
24790 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
24792 (is_mem_ref): Use tie_operand to recognise stack ties.
24793 * config/rs6000/predicates.md (tie_operand): New.
24794 * config/rs6000/rs6000.md (restore_stack_block): Generate new
24796 (restore_stack_nonlocal): Likewise.
24797 (stack_tie): Update.
24798 (frame_tie): Delete.
24800 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24802 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
24803 HOST_WIDE_INT_PRINT_DEC in format strings.
24805 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
24808 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
24809 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
24810 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
24811 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
24812 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
24813 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
24814 avx2_permvarv8si using VI4F_256 mode iterator.
24815 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
24816 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
24817 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
24818 gen_avx2_permvarv8sf.
24819 (expand_vec_perm_pshufb): Ditto.
24821 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
24824 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
24825 the list of options to enable the FCFID instruction.
24826 (TARGET_EXTRA_BUILTINS): Adjust comment.
24828 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24830 PR tree-optimization/18589
24831 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
24832 (operand_entry): Add count field.
24833 (add_repeat_to_ops_vec): New function.
24834 (completely_remove_stmt): Likewise.
24835 (remove_def_if_absorbed_call): Likewise.
24836 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
24837 (acceptable_pow_call): New function.
24838 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
24839 entries with repeat counts when found.
24840 (repeat_factor_d): New struct and associated typedefs.
24841 (repeat_factor_vec): New static vector variable.
24842 (compare_repeat_factors): New function.
24843 (get_reassoc_pow_ssa_name): Likewise.
24844 (attempt_builtin_powi): Likewise.
24845 (reassociate_bb): Call attempt_builtin_powi.
24846 (fini_reassoc): Two new calls to statistics_counter_event.
24848 2012-04-12 Richard Guenther <rguenther@suse.de>
24850 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
24851 * cgraph.h (tree_rest_of_compilation): Remove.
24852 * cgraph.c (cgraph_add_new_function): Move ...
24853 * cgraphunit.c (cgraph_add_new_function): ... here.
24854 (tree_rest_of_compilation): Make static.
24855 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
24856 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
24857 gate_all_early_local_passes, execute_all_early_local_passes,
24858 pass_early_local_passes, gate_all_early_optimizations,
24859 pass_all_early_optimizations): Move ...
24860 * passes.c (gate_all_optimizations, pass_all_optimizations,
24861 gate_all_early_local_passes, execute_all_early_local_passes,
24862 pass_early_local_passes, gate_all_early_optimizations,
24863 pass_all_early_optimizations): ... here.
24864 * tree-optimize.c (execute_free_datastructures): Remove.
24865 * tree-flow.h (execute_free_datastructures): Remove.
24866 * tree-optimize.c (execute_init_datastructures,
24867 pass_init_datastructures): Move ...
24868 * tree-ssa.c (execute_init_datastructures,
24869 pass_init_datastructures): ... here.
24870 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
24871 execute_free_datastructures.
24873 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
24875 * dbgcnt.def (ira_move): New counter.
24876 * ira-int.h (ira_create_new_reg): Declare function.
24877 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
24878 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
24879 no longer static. All callers changed.
24880 * ira.c: Include "dbgcnt.h".
24881 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
24882 move_unallocated_pseudos): New static functions.
24883 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
24884 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
24885 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
24886 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
24887 to the pseudos generated in find_moveable_pseudos.
24888 * Makefile.in (ira.o): Add $(DBGCNT_H).
24890 2012-04-12 Richard Guenther <rguenther@suse.de>
24892 PR tree-optimization/52943
24893 * tree-chrec.h (chrec_is_positive): Remove.
24894 * tree-scalar-evolution.c (chrec_is_positive): Move ...
24895 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
24896 Return false for a constant zero instead of negative.
24897 (analyze_siv_subscript_cst_affine): Handle zero difference
24898 in the initial condition explicitely.
24900 2012-04-12 Richard Guenther <rguenther@suse.de>
24902 * tree-parloops.c (parallelize_loops): Also consult the upper
24903 bound for the number of iterations.
24904 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
24905 (loop_prefetch_arrays): Likewise.
24907 2012-04-12 Richard Guenther <rguenther@suse.de>
24909 * cfgloop.h (estimated_loop_iterations_int): Ditch
24910 'conservative' parameter.
24911 (max_stmt_executions_int): Likewise.
24912 (estimated_loop_iterations): Likewise.
24913 (max_stmt_executions): Likewise.
24914 (max_loop_iterations): Declare.
24915 (max_loop_iterations_int): Likewise.
24916 (estimated_stmt_executions): Likewise.
24917 (estimated_stmt_executions_int): Likewise.
24918 * tree-ssa-loop-niter.c (estimated_loop_iterations):
24920 (max_loop_iterations): ... this.
24921 (estimated_loop_iterations_int): Split parts to ...
24922 (max_loop_iterations_int): ... this.
24923 (max_stmt_executions_int): Split parts to ...
24924 (estimated_stmt_executions_int): ... this.
24925 (max_stmt_executions): Split parts to ...
24926 (estimated_stmt_executions): ... this.
24927 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
24928 * predict.c (predict_loops): Likewise.
24929 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
24930 (analyze_siv_subscript_cst_affine): Likewise.
24931 (compute_overlap_steps_for_affine_1_2): Likewise.
24932 (analyze_subscript_affine_affine): Likewise.
24933 (init_omega_for_ddr_1): Likewise.
24934 * tree-parloops.c (parallelize_loops): Likewise.
24935 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
24936 (may_eliminate_iv): Likewise.
24937 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
24938 (loop_prefetch_arrays): Likewise.
24939 * tree-vrp.c (adjust_range_with_scev): Likewise.
24941 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
24943 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
24944 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
24946 (dump_table): Use bool type for need_align and have_df variables.
24947 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
24948 (regs_used): Remove register modifier.
24949 (barrier_align): Move variables slot, credit, jump_to_next
24950 into if block above for loop. Use bool type for jump_to_next.
24951 (sh_function_arg): Use NULL_RTX instead of 0.
24953 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
24955 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
24956 (bswapsi2): New expander.
24958 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
24960 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
24961 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
24963 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
24965 PR rtl-optimization/52876
24966 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
24967 Don't call mark_reg_pointer for incompatible pointer sign extension.
24969 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
24972 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
24974 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
24975 comparisons against TYPE_PRECISION.
24976 * tree-ssa-forwprop.c (combine_conversions): Likewise.
24978 2012-04-11 Xinliang David Li <davidxl@google.com>
24980 * tree-passes.h: Remove TODO_dump_func.
24981 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
24982 * trans-mem.c: Remove TODO_dump_func.
24983 * ira.c: Remove TODO_dump_func.
24985 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
24987 * config/i386/i386.c (ix86_option_override_internal): Check
24988 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
24989 after TARGET_64BIT is updated.
24991 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
24993 * config/sh/sh.h: Remove old secondary reload code.
24995 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
24997 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
24998 (ready_reorder): ... this function.
25000 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
25002 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
25005 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
25006 insns so that no other insn is queued for a time before them.
25008 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
25011 2012-04-11 Richard Guenther <rguenther@suse.de>
25013 PR middle-end/52621
25014 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
25015 consider loop nesting.
25016 (evolution_function_is_univariate_p): Properly check the remainder
25019 2012-04-11 Richard Guenther <rguenther@suse.de>
25021 PR middle-end/52918
25022 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
25024 2012-04-11 Nick Clifton <nickc@redhat.com>
25026 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
25027 information, if requested.
25029 * config/rx/rx.c (rx_expand_prologue): Likewise.
25031 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
25032 Michael Matz <matz@suse.de>
25035 * rtlanal.c (unsigned_reg_p): New function.
25036 Update copyright notice dates.
25037 * rtl.h (unsigned_reg_p): Prototype it.
25038 Update copyright notice dates.
25039 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
25041 * expr.c (expand_expr_real_1): Set register attributes.
25042 * stmt.c (expand_case): Likewise.
25044 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
25047 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
25048 consider_sh2a and allow_zero.
25049 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
25050 (disp_addr_displacement): New function.
25051 (sh_address_cost): Use disp_addr_displacement function instead
25052 of DISP_ADDR_OFFSET.
25053 (sh_legitimate_address_p): Adapt to changed
25054 sh_legitimate_index_p declaration.
25055 (sh_find_mov_disp_adjust): Remove HImode check.
25056 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
25057 disp_addr_displacement and max_mov_insn_displacement.
25058 (max_mov_insn_displacement): Remove HImode check.
25059 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
25060 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
25061 * config/sh/constraints.md (K05, K13): New constraints.
25062 (K12): Correct comment.
25063 (Sdd): Do not use DISP_ADDR_P macro.
25064 (Snd, Sbw): Use satisfies_constraint_Sdd.
25065 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
25066 (*extendhisi2_compact, movhi_i): Remove.
25067 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
25068 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
25069 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
25070 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
25071 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
25072 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
25073 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
25075 Add new peepholes for HImode displacement addressing.
25077 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
25079 * config/sh/sh.h (SIDI_OFF): Remove.
25080 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
25081 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
25082 or operand_subword.
25084 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
25087 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
25088 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
25089 * doc/md.texi (Standard Names): Add bswap.
25090 * builtin-types.def (BT_UINT16): New primitive type.
25091 (BT_FN_UINT16_UINT16): New function type.
25092 * builtins.def (BUILT_IN_BSWAP16): New.
25093 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
25094 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
25095 expand_builtin_bswap.
25096 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
25097 (fold_builtin_1): Likewise.
25098 (is_inexpensive_builtin): Likewise.
25099 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
25100 missing bits for bswap to libcall code.
25101 * tree.c (build_common_tree_nodes): Build uint16_type_node.
25102 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
25103 (uint16_type_node): New define.
25104 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
25105 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
25107 (rs6000_init_builtins): Likewise.
25108 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
25110 2012-04-11 Tristan Gingold <gingold@adacore.com>
25112 * doc/extend.texi (Type Attributes): Move paragraph.
25114 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
25117 * diagnostic.h (show_caret): Declare.
25118 (caret_max_width): Declare.
25119 (diagnostic_show_locus): Declare.
25120 * diagnostic.c (diagnostic_initialize): Initialize to false.
25121 (diagnostic_show_locus): New.
25122 (diagnostic_report_diagnostic): Call it.
25123 (getenv_columns): New.
25124 (adjust_line): New.
25125 (diagnostic_set_caret_max_width): New.
25126 * input.c (read_line): New.
25127 (location_get_source_line): New.
25128 * input.h (location_get_source_line): Declare.
25129 * toplev.c (general_init): Initialize show_caret from options.
25130 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
25131 * opts.c (common_handle_option): Likewise.
25132 * pretty-print.h (pp_get_prefix): New.
25133 (pp_base_get_prefix): New.
25134 * common.opt (fdiagnostics-show-caret): New option.
25135 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
25137 2012-04-11 Richard Guenther <rguenther@suse.de>
25139 PR rtl-optimization/52881
25140 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
25142 2012-04-11 Richard Guenther <rguenther@suse.de>
25144 PR tree-optimization/52912
25145 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
25146 manipulation code we are threading through a loop header
25147 to an exit destination.
25149 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
25151 * tree.h (warn_if_unused_value): Move declaration from here.
25152 * stmt.c (warn_if_unused_value): Move definition from here.
25154 2012-04-10 Michael Matz <matz@suse.de>
25156 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
25158 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
25159 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
25160 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
25161 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
25162 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
25163 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
25164 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
25165 (vect_record_strided_load_vectors): Rename to
25166 vect_record_grouped_load_vectors.
25167 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
25168 Rename use of above macros.
25169 (vect_verify_datarefs_alignment): Ditto.
25170 (vector_alignment_reachable_p): Ditto.
25171 (vect_peeling_hash_get_lowest_cost): Ditto.
25172 (vect_enhance_data_refs_alignment): Ditto.
25173 (vect_analyze_group_access): Ditto and rename stride to groupsize.
25174 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
25175 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
25176 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
25177 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
25178 (vect_record_strided_load_vectors): Rename to
25179 vect_record_grouped_load_vectors.
25180 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
25181 (destroy_loop_vec_info): Ditto.
25182 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
25183 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
25184 (vect_analyze_slp): Ditto.
25185 (new_bb_vec_info): Ditto.
25186 (destroy_bb_vec_info): Ditto.
25187 (vect_schedule_slp_instance): Ditto and rename strided_store to
25189 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
25190 vect_cost_group_size.
25191 (vect_model_store_cost): Rename use of above macros and call
25192 to vect_cost_strided_group_size.
25193 (vect_model_load_cost): Ditto.
25194 (vectorizable_store): Ditto, rename strided_store to grouped_store
25195 and calls to renamed tree-vectorizer.h functions.
25196 (vectorizable_load): Ditto.
25197 (vect_transform_stmt): Rename use of above macros and strided_store
25200 2012-04-10 Jan Hubicka <jh@suse.cz>
25202 * cgraph.h: Remove misledaing comment on ipa-ref.h.
25203 (symtab_type): New enum.
25204 (symtab_node): New structure.
25205 (cgraph_node, varpool_node): Add symbol base type.
25206 (cgraph, varpool): New accestor functions.
25207 * cgraph.c (cgraph_create_node_1): Set symbol type.
25208 * varpool.c (varpool_node): Set symbol type.
25210 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
25211 Richard Sandiford <rdsandiford@googlemail.com>
25213 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
25215 2012-04-10 Richard Guenther <rguenther@suse.de>
25217 PR middle-end/52888
25218 * gimple-low.c (gimple_check_call_args): Properly account for
25219 compatible aggregate types.
25221 2012-04-10 Richard Guenther <rguenther@suse.de>
25223 * toplev.h (tree_rest_of_compilation): Remove.
25224 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25225 * cgraph.h (tree_rest_of_compilation): Declare.
25226 * tree-optimize.c (tree_rest_of_compilation): Move ...
25227 * cgraphunit.c (tree_rest_of_compilation): ... here.
25228 * cgraph.c (cgraph_add_new_function): Adjust.
25229 * Makefile.in (tree-optimize.o): Adjust.
25230 (cgraphunit.o): Likewise.
25232 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
25234 PR tree-optimization/52870
25235 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
25236 presumed pattern statement is within the same loop or basic block.
25238 2012-04-10 Tristan Gingold <gingold@adacore.com>
25240 * gengtype.c (main): Make uintptr_t a known type.
25242 2012-04-10 Richard Guenther <rguenther@suse.de>
25244 * tree-pass.h (tree_lowering_passes): Remove.
25245 * tree-optimize.c (tree_lowering_passes): Remove.
25246 * cgraph.c (cgraph_add_new_function): Inline relevant parts
25247 of tree_lowering_passes, avoid redundant call of early local passes.
25248 * cgraphunit.c (cgraph_lower_function): Fold into ...
25249 (cgraph_analyze_function): ... its single caller. Inline
25250 relevant parts of tree_lowering_passes.
25252 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
25255 * config/pa/pa.opt: Remove SIO and GNU_LD.
25257 2012-04-09 Jan Hubicka <jh@suse.cz>
25262 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
25263 boundary, add its target too.
25264 * lto.c (add_references_to_partition): Add also aliased nodes.
25265 (add_cgraph_node_to_partition,
25266 add_varpool_node_to_partition): Work on nodes, not functions/variables;
25267 when adding alias, add also the aliased object.
25269 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
25272 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
25273 VOIDmode immediate operands.
25274 * config/i386/constraints.md (Wz): New constraint.
25275 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
25277 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
25280 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
25281 the DECL generated for the special GOT helper.
25283 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
25285 * config/sh/constraints.md: Update list of constraints in
25287 (Sr0): Remove unused memory constraint.
25289 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
25291 * tree-pretty-print.h: Update comment.
25293 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
25295 * config/sh/sh.md: Use braced string notation where applicable.
25296 (*prefetch_i4, prefetch_m2a): Merge into ...
25297 (*prefetch): ... this new insn.
25299 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
25301 * config/sh/sh.h (high_life_started): Remove
25302 * config/sh/predicates.md (general_movdst_operand): Use
25303 'reload_in_progress' instead of 'high_life_started'.
25304 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
25305 divsi_inv_fp): Likewise.
25307 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
25309 * config/sh/sh-protos.h (prepare_move_operands): Return void
25311 * config/sh/sh.c (prepare_move_operands): Likewise.
25312 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
25314 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
25316 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
25317 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
25318 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
25319 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
25320 commutative_float_operator, noncommutative_float_operator,
25321 sh_handle_pragma): Remove.
25323 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
25325 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
25326 Use @option markup on command-line options. Use @samp markup on
25327 literal keywords to options. Use @code markup on code fragments.
25328 Use other markup in preference to quotation marks in the text.
25329 Add markup to some passages without any.
25331 2012-04-06 Mike Stump <mikestump@comcast.net>
25333 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
25335 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
25337 * config/sh/sh.c (hi_const): Remove.
25338 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
25341 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
25343 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
25345 * config/sh/sh.c (sh_expand_t_scc): Likewise.
25346 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
25347 calling sh_expand_t_scc.
25349 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
25351 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
25352 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
25353 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
25354 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
25355 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
25356 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
25357 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
25358 sh2a_is_function_vector_call): Use bool as return type.
25359 (sh_pass_in_reg_p): Remove.
25360 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
25361 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
25362 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
25363 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
25364 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
25365 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
25366 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
25367 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
25368 sh_loads_bankedreg_p): Use bool as return type.
25369 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
25370 'register' modifier.
25372 2012-04-06 Matt Turner <mattst88@gmail.com>
25374 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
25376 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
25378 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
25379 of the destination isn't also a FP_REGS register.
25381 2012-04-05 Teresa Johnson <tejohnson@google.com>
25382 H.J. Lu <hongjiu.lu@intel.com>
25384 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
25385 * config/i386/i386.md (move immediate to memory peephole2):
25386 Add cases for HImode move when LCP stall avoidance is needed.
25387 * config/i386/i386.c (initial_ix86_tune_features): Initialize
25388 X86_TUNE_LCP_STALL entry.
25390 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
25393 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
25394 CONST_INT operands, zero-extended with AND.
25396 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
25399 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
25400 first argument instead of mode size. Move displacement calculations
25402 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
25403 ... these new functions.
25404 (disp_adjust): Remove max_mov_disp field.
25405 (sh_legitimate_index_p): Use max_mov_insn_displacement and
25406 mov_insn_alignment_mask.
25407 (sh_address_cost): Use max_mov_insn_displacement.
25409 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
25411 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
25412 (arch_enabled): Handle new arch types.
25413 (one_cmpldi2): Add NEON support.
25415 2012-04-05 Richard Guenther <rguenther@suse.de>
25417 * gimple.c (walk_gimple_op): Compute val_only for the LHS
25418 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
25419 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
25420 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
25421 ... here and make static.
25422 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
25425 2012-04-05 Richard Guenther <rguenther@suse.de>
25427 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
25428 basic-block before removing it.
25430 2012-04-05 Richard Guenther <rguenther@suse.de>
25432 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
25433 version namespace as we release the freelist.
25435 2012-04-05 Richard Guenther <rguenther@suse.de>
25437 * tree-nrv.c (tree_nrv): Release VDEFs.
25438 * tree-sra.c (sra_modify_constructor_assign): Likewise.
25439 (sra_modify_assign): Likewise.
25440 * tree-vect-stmts.c (vect_remove_stores): Likewise.
25441 * tree-vect-loop.c (vect_transform_loop): Likewise.
25442 * tree-ssa-dom.c (optimize_stmt): Likewise.
25443 * tree-vect-slp.c (vect_schedule_slp): Likewise.
25444 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
25446 2012-04-05 Richard Guenther <rguenther@suse.de>
25448 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
25450 * gimple.h (gsi_remove): Adjust.
25451 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
25452 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
25453 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
25454 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
25455 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
25456 * tree-ssa-pre.c (eliminate): Likewise.
25458 2012-04-04 Mike Stump <mikestump@comcast.net>
25460 * doc/rtl.texi (const_double): Document as sign-extending.
25461 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
25462 * emit-rtl.c (immed_double_int_const): Refine to state the
25464 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
25465 CONST_DOUBLE integers.
25466 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
25467 negative values are converted. Fix conversions bigger than
25468 HOST_BITS_PER_WIDE_INT.
25469 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
25470 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
25471 * explow.c (plus_constant_mode): Add.
25472 (plus_constant): Implement with plus_constant_mode.
25473 * rtl.h (plus_constant_mode): Add.
25475 2012-04-04 Richard Guenther <rguenther@suse.de>
25477 PR tree-optimization/52808
25478 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
25479 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
25481 2012-04-04 Tristan Gingold <gingold@adacore.com>
25483 * expr.c (expand_expr_real_2): Handle larger sizetype in
25486 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
25488 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
25489 to m2a-single instead of m2e.
25491 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
25493 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
25494 Change type of BITOFFSET to signed. Make sure the lower bound of
25495 the computed range is non-negative by adjusting OFFSET and BITPOS.
25496 (expand_assignment): Adjust call to get_bit_range.
25498 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
25500 * h8300/h8300.c (h8300_current_function_monitor_function_p):
25501 New function. Added to check monitor functions.
25502 (h8300_option_override): Modified to generate error/warning
25503 messages for invalid combinations of different command line
25505 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
25506 save EXR on stack for monitor function in case of H8S target
25507 when "-mno-exr" is passed.
25508 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
25510 * doc/invoke.texi: Document H8S options.
25512 2012-04-03 Tristan Gingold <gingold@adacore.com>
25514 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
25515 of gcc_AC_FUNC_MMAP_BLACKLIST.
25516 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
25517 * Makefile.in (aclocal_deps): Add mmap.m4.
25518 * configure: Regenerate.
25519 * aclocal.m4: Regenerate.
25521 2012-04-03 Richard Guenther <rguenther@suse.de>
25523 PR tree-optimization/52808
25524 * tracer.c (tail_duplicate): Return whether we have duplicated
25526 (tracer): If we have duplicated any block, cleanup the CFG.
25527 * cfghooks.c (duplicate_block): If we duplicated a loop
25528 header but not its loop, destroy the loop because it now has
25530 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
25531 the cfg manipulation routines we are not creating a multiple
25534 2012-04-03 Tristan Gingold <gingold@adacore.com>
25536 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
25538 (vms_c_common_override_options): Allow parameterless variadic
25541 2012-04-03 Jakub Jelinek <jakub@redhat.com>
25543 PR tree-optimization/52835
25544 * tree-data-ref.c (build_rdg): Return NULL if
25545 compute_data_dependences_for_loop failed.
25547 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
25549 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
25550 for REAL_CST as well.
25551 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
25552 In the bitfield case, if the value is a REAL_CST, convert it first to
25555 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
25557 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
25558 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
25559 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
25561 * config/i386/biarchx32.h: New.
25563 2012-04-02 Anatoly Sokolov <aesok@post.ru>
25565 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
25566 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
25567 (arm_preferred_reload_class): New function.
25569 2012-04-02 Richard Guenther <rguenther@suse.de>
25571 PR tree-optimization/52756
25572 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
25573 (thread_through_loop_header): After threading through the loop latch
25574 remove the split part from the loop and clear further threading
25575 opportunities that would create a multiple entry loop.
25577 2012-04-02 Richard Guenther <rguenther@suse.de>
25579 PR rtl-optimization/52800
25580 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
25581 CLEANUP_CFG_CHANGED.
25583 2012-04-02 Richard Guenther <rguenther@suse.de>
25585 PR middle-end/52803
25586 * loop-init.c (gate_handle_loop2): Destroy loops here if
25587 we don't enter RTL loop optimizers.
25589 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
25592 2012-03-29 Richard Guenther <rguenther@suse.de>
25594 * rtl.h (extended_count): Remove.
25595 * combine.c (extended_count): Remove.
25597 2012-04-02 Dodji Seketeli <dodji@redhat.com>
25600 * pt.c (more_specialized_fn): Don't apply decay conversion to
25601 types of function parameters.
25603 2012-04-02 Tristan Gingold <gingold@adacore.com>
25605 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
25606 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
25607 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
25608 (ggc_pch_this_base): Use uintptr_t instead of size_t.
25610 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
25613 * config/i386/i386.c (ix86_option_override_internal): Don't
25614 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
25616 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
25618 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
25619 (stmt_can_make_abnormal_goto): Use it.
25620 (is_ctrl_altering_stmt): Likewise.
25622 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
25623 Kaz Kojima <kkojima@gcc.gnu.org>
25625 * config/sh/sh.c (push_regs): Skip banked registers when
25626 resbank attribute is specified.
25627 (sh_expand_epilogue): Likewise.
25629 2012-03-30 Richard Henderson <rth@redhat.com>
25632 * combine-stack-adj.c (prev_active_insn_bb): New.
25633 (next_active_insn_bb): New.
25634 (force_move_args_size_note): New.
25635 (combine_stack_adjustments_for_block): Use it.
25637 2012-03-30 Richard Henderson <rth@redhat.com>
25639 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
25640 (ix86_expand_vector_init_duplicate): Initialize it.
25641 (expand_vec_perm_palignr): Likewise.
25642 (ix86_expand_vec_perm_const): Likewise.
25643 (ix86_vectorize_vec_perm_const_ok): Likewise.
25644 (expand_vec_perm_blend): Use it.
25645 (expand_vec_perm_vpermil): Likewise.
25646 (expand_vec_perm_pshufb): Likewise.
25647 (expand_vec_perm_1): Likewise.
25648 (expand_vec_perm_pshuflw_pshufhw): Likewise.
25649 (expand_vec_perm_interleave2): Likewise.
25650 (expand_vec_perm_vpermq_perm_1): Likewise.
25651 (expand_vec_perm_vperm2f128): Likewise.
25652 (expand_vec_perm_interleave3): Likewise.
25653 (expand_vec_perm_vperm2f128_vblend): Likewise.
25654 (expand_vec_perm_vpshufb2_vpermq): Likewise.
25655 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
25656 (expand_vec_perm_broadcast): Likewise.
25657 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
25659 2012-03-30 Richard Henderson <rth@redhat.com>
25661 * dwarf2out.c (gen_variable_die): Initialize off.
25663 2012-03-30 Tristan Gingold <gingold@adacore.com>
25665 * config/vms/vms-f.c: New file.
25666 * config/vms/t-vms (vms-f.o): New rule.
25667 * config.gcc (*-*-*vms*): Define fortran_target_objs.
25669 2012-03-30 Richard Guenther <rguenther@suse.de>
25671 PR tree-optimization/52754
25672 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
25673 propagate arbitrary addresses into really plain dereferences.
25675 2012-03-30 Richard Guenther <rguenther@suse.de>
25677 PR middle-end/52772
25678 * except.c (emit_to_new_bb_before): Move loop updating ...
25679 (dw2_build_landing_pads): ... here. Use a proper block for
25680 querying the loop father.
25682 2012-03-30 Tristan Gingold <gingold@adacore.com>
25684 * config/ia64/ia64.c (ia64_section_type_flags): Remove
25685 common_object attribute handling.
25686 (SECTION_VMS_OVERLAY): Remove
25687 (ia64_vms_common_object_attribute): Replace abort with an assert.
25688 Do not set DECL_SECTION_NAME.
25689 (ia64_vms_output_aligned_decl_common): Handle common_object
25691 (ia64_vms_elf_asm_named_section): Remove.
25692 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
25694 2012-03-30 Richard Guenther <rguenther@suse.de>
25696 PR middle-end/52786
25697 * double-int.c (rshift_double): Remove not needed cast.
25699 2012-03-30 Richard Guenther <rguenther@suse.de>
25701 * tree-affine.h (print_aff): Remove.
25702 * tree-affine.c (print_aff): Make static.
25703 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
25704 (get_references_in_stmt): Likewise.
25705 (print_direction_vector): Likewise.
25706 (print_dir_vectors): Likewise.
25707 (print_dist_vectors): Likewise.
25708 (dump_subscript): Likewise.
25709 (dump_ddrs): Likewise.
25710 (dump_dist_dir_vectors): Likewise.
25711 (dump_data_references): Likewise.
25712 (dump_data_dependence_relation): Likewise.
25713 (dump_data_dependence_direction): Likewise.
25714 (dump_rdg_vertex): Likewise.
25715 (dump_rdg_component): Likewise.
25716 (debug_ddrs): Declare.
25717 (struct data_ref_loc_d): Move ...
25718 * tree-data-ref.c (struct data_ref_loc_d): ... here.
25719 (get_references_in_stmt): Make static.
25720 (dump_data_references): Likewise.
25721 (dump_subscript): Likewise.
25722 (print_direction_vector): Likewise.
25723 (print_dir_vectors): Likewise.
25724 (print_dist_vectors): Likewise.
25725 (dump_data_dependence_relation): Likewise.
25726 (dump_dist_dir_vectors): Likewise.
25727 (dump_ddrs): Likewise.
25728 (dump_rdg_vertex): Likewise.
25729 (dump_rdg_component): Likewise.
25730 (debug_ddrs): New function.
25731 (access_matrix_get_index_for_parameter): Remove.
25733 2012-03-30 Tristan Gingold <gingold@adacore.com>
25735 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
25736 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
25737 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
25738 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
25739 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
25740 (vms_patch_builtins): Handle new flags
25741 * config/vms/vms-crtlmap.map: Completed using nm on
25742 c and math system libraries.
25743 * config/vms/make-crtlmap.awk: Handle any number of flags.
25745 2012-03-30 Martin Jambor <mjambor@suse.cz>
25747 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
25748 is a builtin_stack_save in a dominating BB.
25750 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
25752 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
25753 crossing 128bit lane boundary.
25755 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
25757 * ira-color.c (setup_left_conflict_sizes_p): Process all
25758 conflicting objects.
25760 2012-03-29 Jakub Jelinek <jakub@redhat.com>
25762 PR tree-optimization/52760
25763 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
25764 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
25766 2012-03-29 Richard Guenther <rguenther@suse.de>
25768 * cgraph.h (cgraph_materialize_all_clones): Remove.
25769 (reset_inline_failed): Likewise.
25770 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
25771 * cgraphbuild.c (reset_inline_failed): Remove.
25772 * rtl.h (cse_main): Remove.
25773 (extended_count): Likewise.
25774 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
25775 (cse_main): Make static.
25776 * combine.c (extended_count): Remove.
25777 (dump_combine_stats): Mark as DEBUG_FUNCTION.
25778 * basic-block.h (reorder_basic_blocks): Remove.
25779 * bb-reorder.c (reorder_basic_blocks): Make static.
25780 * Makefile.in (dse.o): Remove dse.h dependency.
25782 * dse.c (gate_dse): Remove.
25783 (clear_alias_mode_eq): Likewise.
25784 (clear_alias_mode_hash): Likewise.
25785 (dse_record_singleton_alias_set): Likewise.
25786 (dse_invalidate_singleton_alias_set): Likewise.
25788 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
25790 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
25791 crtbegin_so%O%s for -shared.
25792 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
25794 2012-03-29 Richard Guenther <rguenther@suse.de>
25796 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
25797 (add_to_value): Remove.
25798 (print_value_expressions): Likewise.
25799 * tree-ssa-pre.c (add_to_value): Make static.
25800 (print_value_expressions): Likewise.
25801 * gimple.h (gimple_adjust_this_by_delta): Remove.
25802 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
25804 2012-03-29 Richard Guenther <rguenther@suse.de>
25806 PR middle-end/50708
25807 * double-int.h (rshift_double): Remove.
25808 * double-int.c (lshift_double): Use absu_hwi to make count positive.
25809 (rshift_double): Make static, take unsigned count argument,
25810 remove handling of negative count argument.
25811 (double_int_rshift): Dispatch to lshift_double.
25813 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
25815 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
25816 OPTION_MASK_ABI_64.
25818 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
25819 (SPEC_X32): Likewise.
25820 (MULTILIB_DEFAULTS): Likewise.
25822 * config/i386/i386.c (isa_opts): Remove -m64.
25823 (ix86_target_string): Properly handle -m32/-m64/-mx32.
25824 (ix86_option_override_internal): Properly
25825 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
25826 handle -m32, -m64 and -mx32.
25828 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
25829 with OPTION_ABI_X32. Moved after TARGET_LP64.
25830 (TARGET_LP64): Changed to OPTION_ABI_64.
25832 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
25833 (mx32): Replace ISA_X32 with ABI_X32.
25835 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
25837 * tree.c (tree_size) <VECTOR_CST>: New case.
25839 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
25841 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
25842 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
25844 2012-03-28 Jakub Jelinek <jakub@redhat.com>
25846 PR middle-end/52691
25847 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
25848 __builtin_va_start to __builtin_next_arg if the latter is
25849 builtin_decl_explicit_p rather than when it is not.
25851 PR middle-end/52750
25852 * tree-vect-generic.c (vector_element): Perform multiplication
25853 for pos in bitsizetype type instead of idx type.
25855 2012-03-28 Richard Guenther <rguenther@suse.de>
25857 * loop-init.c (loop_optimizer_init): If loops are preserved
25858 perform incremental initialization of required loop features.
25859 (loop_optimizer_finalize): If loops are to be preserved only
25860 clean up optional loop features.
25861 (rtl_loop_done): Forcefully free loops here.
25862 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
25863 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
25865 (construct_init_block): Likewise.
25866 (construct_exit_block): Likewise.
25867 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
25868 the CFG after expanding.
25869 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
25870 If we needed to calculate them, free them afterwards.
25871 * tree-pass.h (PROP_loops): New define.
25872 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
25873 * basic-block.h (CLEANUP_CFG_CHANGED): New.
25874 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
25875 (cleanup_cfg): If we did something and have loops around, fix them up.
25876 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
25877 with CLEANUP_CFG_CHANGED.
25878 * cfghooks.c (merge_blocks): If we merge a loop header into
25879 its predecessor, update the loop structure.
25880 (duplicate_block): If we copy a loop latch, adjust loop state
25881 to note we may have multiple latches.
25882 (delete_basic_block): Mark loops for fixup if we remove a loop.
25883 * cfganal.c (forwarder_block_p): Protect loop latches, headers
25885 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
25886 (cfg_layout_can_merge_blocks_p): Likewise.
25887 * cprop.c (bypass_block): If we create a loop with multiple
25888 entries, mark it for removal.
25889 * except.c (emit_to_new_bb_before): Add the new basic-block
25891 * tree-eh.c (lower_resx): Likewise.
25892 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
25893 (expand_omp_taskreg): Likewise.
25894 * tree-inline.c (initialize_cfun): Likewise.
25895 * tree-mudflap.c (add_bb_to_loop): Prototype.
25896 (mf_build_check_statement_for): Properly add new basic-blocks
25898 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
25899 if we remove a loop.
25900 (thread_through_loop_header): Likewise.
25901 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
25902 new basic-blocks to existing loops.
25903 (expand_transaction): Likewise.
25904 * Makefile.in (except.o): Add $(CFGLOOP_H).
25905 (expr.o): Likewise.
25906 (cgraph.o): Likewise.
25907 (cprop.o): Likewise.
25908 (cfgexpand.o): Likewise.
25909 (cfganal.o): Likewise.
25910 (trans-mem.o): Likewise.
25911 (tree-eh.o): Likewise.
25913 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
25916 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
25917 (avr_builtin_decl): New static function.
25918 (struct avr_builtin_description, avr_bdesc): Move up.
25919 Add GTY marker. Add field fndecl. Remove redundant field id.
25920 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
25921 (avr_expand_builtin): Code cleanup because .id is removed.
25923 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
25926 * config.gcc (tm_file): Remove avr/multilib.h.
25928 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
25930 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
25931 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
25932 * config/avr/t-avr: Remove generation of multilib.h.
25933 * config/avr/t-multilib: Regenerate.
25934 * config/avr/multilib.h: Remove.
25935 * config/avr/avr.opt (-msp8): New option.
25936 (avr_sp8): New variable.
25937 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
25938 * config/avr/avr.h (AVR_HAVE_SPH): New define.
25939 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
25940 (avr_device_to_sp8): New prototype.
25941 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
25942 (DRIVER_SELF_SPECS): New define.
25943 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
25944 __AVR_SP8__, __AVR_HAVE_SPH__.
25945 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
25946 AVR_HAVE_8BIT_SP to decide if SP_H is present.
25947 (avr_file_start): Ditto.
25949 2012-03-28 Jakub Jelinek <jakub@redhat.com>
25952 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
25953 instead of 8 in adjust_address.
25955 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
25957 PR middle-end/51893
25958 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
25961 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
25964 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
25965 Rearrange conditional logic. Move displacement address calculations
25967 (sh_find_mov_disp_adjust): ... this new function.
25969 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
25971 * config/arm/arm.opt (mapcs): Remove MaskExists.
25972 * config/cris/linux.opt (mno-gotplt): Likewise.
25973 * config/i386/i386.opt (mhard-float): Likewise.
25975 (mno-sse4): Likewise.
25976 * config/m68k/m68k.opt (mhard-float): Likewise.
25977 * config/mep/mep.op (mcop32): Likewise.
25978 * config/pa/pa-hpux.opt (msio): Likewise.
25979 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
25980 * config/picochip/picochip.opt (mlittle): Likewise.
25981 * config/sh/sh.opt (mrenesas): Likewise.
25982 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
25983 * config/sparc/sparc.opt (mhard-float): Likewise.
25984 * config/v850/v850.opt (mv850es): Likewise.
25985 * config/vax/vax.opt (mg-float): Likewise.
25987 2012-03-27 Martin Jambor <mjambor@suse.cz>
25989 PR middle-end/52693
25990 * tree-sra.c (sra_modify_assign): Do not call
25991 load_assign_lhs_subreplacements when working with an unscalarizable
25994 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
25997 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
25999 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
26000 * config/i386/i386.c: Include reload.h.
26001 (ix86_legitimize_reload_address): New function.
26003 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
26005 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
26006 hasn't been allocated. Define a target macro for Mask and
26007 InverseMask if it hasn't been defined. Remove MaskExists handling.
26009 * doc/options.texi: Remove MaskExists.
26011 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
26014 * config/sh/sh.c (find_barrier): Add equality check of last_got
26015 to avoid going above orig insn. Update comments.
26017 2012-03-27 Richard Guenther <rguenther@suse.de>
26019 PR middle-end/52720
26020 * fold-const.c (try_move_mult_to_index): Handle &x.array more
26023 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
26025 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
26026 of a unit before computing the offset in units.
26027 * expr.c (get_bit_range): Return the null range if the enclosing record
26028 is part of a larger bit field.
26030 2012-03-27 Tristan Gingold <gingold@adacore.com>
26032 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
26033 * config/ia64/ia64.md: Remove mode in template.
26034 Sign extend operand in expand_simple_binop.
26035 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
26036 CASE_VECTOR_MODE instead of TARGET_ILP32.
26037 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
26039 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
26041 * varasm.c (assemble_external): #if 0 out the new assert from the
26042 previous commit, it breaks the Java and Go front ends.
26044 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
26046 * toplev.c (check_global_declaration_1): Do not call assemble_external.
26047 * expr.c (emit_block_move_libcall_fn): Likewise.
26048 (clear_storage_libcall_fn): Likewise.
26049 (expand_expr_addr_expr_1): Likewise.
26050 (expand_expr_real_1): Likewise.
26051 * calls.c (rtx_for_function_call): Likewise.
26053 * varasm.c (assemble_external): Assert this function is only called
26054 during or after expanding to RTL.
26056 2012-03-26 Martin Jambor <mjambor@suse.cz>
26058 PR tree-optimization/50052
26059 * tree-sra.c (tree_non_aligned_mem_p): Removed.
26060 (tree_non_aligned_mem_for_access_p): Likewise.
26061 (build_accesses_from_assign): Removed strict alignment requirements
26063 (access_precludes_ipa_sra_p): Likewise.
26065 2012-03-26 Richard Guenther <rguenther@suse.de>
26067 PR tree-optimization/52701
26068 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
26069 compute and set the evolution part of PHI nodes.
26071 2012-03-26 Richard Guenther <rguenther@suse.de>
26073 PR tree-optimization/52721
26074 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
26076 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
26078 PR tree-optimization/52686
26079 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
26082 2012-03-26 Tristan Gingold <gingold@adacore.com>
26084 * config/alpha/vms.h (LINK_SPEC): Simplify.
26085 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
26086 (NAME__MAIN, SYMBOL__MAIN): Remove.
26087 (VMS_DEBUG_MAIN_POINTER): Remove.
26088 * config/ia64/vms.h: Likewise.
26089 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
26090 code to vms.c. Call vms_start_function.
26091 * config/ia64/ia64.c (ia64_start_function): Likewise.
26092 * config/vms/vms-protos.h (vms_start_function): Declare.
26093 * config/vms/vms.c (vms_start_function): New function.
26094 * config/vms/vms.h (MATH_LIBRARY): Define.
26095 (VMS_DEBUG_MAIN_POINTER): Define.
26097 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
26099 PR rtl-optimization/52629
26100 * reload1.c (count_pseudo): Short-circuit common case.
26101 (count_spilled_pseudo): Return early for pseudos without hard regs.
26102 Assert that the pseudo has got a hard reg before manipulating it.
26104 2012-03-24 Jan Hubicka <jh@suse.cz>
26107 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
26108 (decide_is_variable_needed): Do not handle toplevel reorder here.
26109 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
26110 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
26113 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
26115 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
26116 and str_bitsize instead of more convoluted expressions.
26118 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
26121 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
26123 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
26126 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
26128 2012-03-23 Martin Jambor <mjambor@suse.cz>
26130 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
26132 2012-03-23 Richard Guenther <rguenther@suse.de>
26134 PR tree-optimization/52678
26135 * tree-vectorizer.h (struct _stmt_vec_info): Add
26136 loop_phi_evolution_part member.
26137 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
26138 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
26139 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
26140 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26141 Use the cached evolution part and the PHI nodes value from
26142 the loop preheader edge instead of re-analyzing the evolution.
26144 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
26146 * config/mips/mips-tables.opt: Update.
26147 * config/mips/mips.md (processor): Add xlp.
26148 * config/mips/mips-cpus.def: Add xlp.
26149 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
26151 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
26152 * doc/invoke.texi: Mention XLP.
26154 2012-03-22 Jakub Jelinek <jakub@redhat.com>
26156 PR middle-end/52547
26157 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
26158 on any new_local_var_chain vars declared during recursing on
26159 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
26161 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
26163 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
26164 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
26165 (ASM_OUTPUT_LOCAL): Ditto.
26166 (ASM_OUTPUT_COMMON): Remove.
26167 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
26168 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
26170 2012-03-22 Jan Hubicka <jh@suse.cz>
26172 PR middle-end/51737
26173 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
26175 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
26176 * ipa-inline-transform.c (save_inline_function_body): Remove
26177 copied clone if needed.
26178 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
26180 2012-03-22 Richard Guenther <rguenther@suse.de>
26182 PR middle-end/52666
26183 * fold-const.c (fold_ternary_loc): Fix typo.
26185 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
26188 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
26189 (unspecv): Add UNSPECV_MEMORY_BARRIER.
26190 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
26191 (delay_cycles_1, delay_cycles_2): Ditto.
26192 (delay_cycles_3, delay_cycles_4): Ditto.
26193 (nopv, *nopv): Ditto.
26194 (sleep, *sleep): Ditto.
26195 (wdr, *wdr): Ditto.
26197 2012-03-22 Richard Guenther <rguenther@suse.de>
26199 PR tree-optimization/52548
26200 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
26201 because of clobbers.
26202 (prune_clobbered_mems): New function.
26203 (compute_antic_aux): Use it to prune ANTIC_OUT.
26204 (compute_partial_antic_aux): Use it to prune PA_IN.
26205 (compute_avail): Only insert expressions into EXP_GEN that are not
26206 invalidated when translated up to the beginning of the block.
26208 2012-03-22 Richard Guenther <rguenther@suse.de>
26210 PR tree-optimization/52638
26211 * tree-vect-stmts.c (vect_init_vector_1): New function, split
26213 (vect_init_vector): ... here. Handle scalar vector inits.
26214 (vect_get_vec_def_for_operand): Adjust.
26215 (vectorizable_load): Likewise.
26217 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
26219 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
26220 (alpha*-*-freebsd*): Ditto.
26221 (alpha*-*-netbsd*): Ditto.
26222 (alpha*-*-openbsd*): Ditto.
26223 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
26224 (DWARF2_DEBUGGING_INFO): Remove.
26225 (PREFERRED_DEBUGGING_TYPE): Remove.
26226 (ASM_FINAL_SPEC): Remove.
26227 (IDENT_ASM_OP): Remove.
26228 (ASM_OUTPUT_IDENT): Remove.
26229 (SKIP_ASM_OP): Remove.
26230 (ASM_OUTPUT_SKIP): Remove.
26231 (ALIGN_ASM_OP): Remove.
26232 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
26233 (ASM_OUTPUT_CASE_LABEL): Remove.
26234 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
26235 (COMMON_ASM_OP): Remove.
26236 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
26237 (ASCII_DATA_ASM_OP): Remove.
26238 (READONLY_DATA_SECTION_ASM_OP): Remove.
26239 (INIT_SECTION_ASM_OP): Remove.
26240 (FINI_SECTION_ASM_OP): Remove.
26241 (ASM_SECTION_START_OP): Remove.
26242 (ASM_OUTPUT_SECTION_START_FILE): Remove.
26243 (TARGET_ASM_NAMED_SECTION): Remove.
26244 (TARGET_ASM_SELECT_SECTION): Remove.
26245 (MAKE_DECL_ONE_ONLY): Remove.
26246 (TYPE_ASM_OP): Remove.
26247 (SIZE_ASM_OP): Remove.
26248 (ASM_WEAKEN_LABEL): Remove.
26249 (TYPE_OPERAND_FMT): Remove.
26250 (ASM_DECLARE_RESULT): Remove.
26251 (ASM_DECLARE_OBJECT_NAME): Remove.
26252 (ASM_FINISH_DECLARE_OBJECT): Remove.
26253 (ELF_ASCII_ESCAPES): Remove.
26254 (ELF_STRING_LIMIT): Remove.
26255 (STRING_ASM_OP): Remove.
26256 (ASM_OUTPUT_EXTERNAL): Remove.
26257 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
26258 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
26260 (ASM_DECLARE_FUNCTION_NAME): Ditto.
26261 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
26262 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
26263 (ASM_OUTPUT_SKIP): Ditto.
26264 (READONLY_DATA_SECTION_ASM_OP): Remove.
26265 (USER_LABEL_PREFIX): Remove.
26266 (ASM_OUTPUT_ASCII): Remove.
26267 (ASM_OUTPUT_CASE_LABEL): Remove.
26268 (NO_DOLLAR_IN_LABEL): Undefine.
26270 2012-03-22 Richard Guenther <rguenther@suse.de>
26272 PR tree-optimization/52459
26273 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
26274 PHI insertion for calls.
26276 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
26278 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
26279 find_sets_in_insn, canonicalize_insn): Split out from ...
26280 (cse_insn): ... here.
26281 (invalidate_from_clobbers): Take an insn instead of the pattern.
26283 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
26286 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
26287 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
26288 * config/sh/sh.md (sindf2, cosdf2): Remove.
26290 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
26293 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
26294 prologue for unwinder and profiler.
26296 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
26298 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
26299 Introduce emul_name to select the right linker emulation for
26300 powerpc64-*-freebsd*.
26301 * configure: Regenerate.
26302 * config.gcc: Add bits to support powerpc64-*-freebsd*.
26303 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
26304 * config/rs6000/freebsd64.h: New file.
26305 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
26307 (rs6000_savres_strategy): Likewise.
26308 (rs6000_savres_routine_name): Likewise.
26309 (rs6000_elf_file_end): Likewise.
26310 * config/rs6000/t-freebsd64: New file.
26311 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
26312 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
26314 * config/rs6000/freebsd64.h: Remove duplicated entries from last
26316 * config/rs6000/t-freebsd64: Likewise.
26318 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
26320 PR rtl-optimization/52543
26322 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
26323 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
26324 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
26325 (avr_load_libgcc_p): Restrict to __flash loads.
26326 (avr_out_lpm): Only handle 1-byte loads from __flash.
26327 (avr_load_lpm): New function.
26328 (avr_find_unused_d_reg): Remove.
26329 (avr_out_lpm_no_lpmx): Remove.
26330 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
26331 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
26332 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
26333 (load_<mode>, load_<mode>_clobber): New insns.
26334 (mov<mode>): For multi-byte move from non-generic
26335 16-bit address spaces: Expand to load_<mode> resp.
26336 load_<mode>_clobber.
26337 (load<mode>_libgcc): Remove expander.
26338 (split-lpmx): Remove split.
26340 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
26342 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
26343 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
26344 All callers changed.
26345 (Fixed_core_reg): New feature.
26346 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
26348 * neon-testgen.ml: Handle Fixed_core_reg.
26350 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
26352 * config/arm/arm.c (thumb2_reorg): Add complete support
26353 for 16-bit instructions.
26354 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
26356 2012-03-21 Richard Guenther <rguenther@suse.de>
26358 PR tree-optimizer/52636
26359 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
26360 to the appropriate type.
26362 2012-03-21 Richard Guenther <rguenther@suse.de>
26364 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
26366 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
26367 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
26368 * passes.c (init_optimization_passes): Remove pass_init_function,
26369 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
26370 * tree-pass.h (pass_init_function): Remove.
26371 (pass_jump): Remove.
26372 (pass_initial_value_sets): Remove.
26373 (pass_unshare_all_rtl): Remove.
26374 * integrate.c (pass_initial_value_sets): Remove.
26375 * emit-rtl.c (pass_unshare_all_rtl): Remove.
26376 * tree.h (init_function_for_compilation): Remove.
26377 * function.c (init_function_for_compilation): Remove.
26378 (pass_init_function): Remove.
26379 * cfgcleanup.c (rest_of_handle_jump): Remove.
26380 (pass_jump): Remove.
26382 2012-03-20 Jason Merrill <jason@redhat.com>
26384 * tree-streamer-in.c (streamer_alloc_tree): Call
26385 ggc_alloc_zone_cleared_tree_node instead of
26386 ggc_alloc_zone_cleared_tree_node_stat.
26388 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
26390 * doc/extend.texi (Template Instantiation): Remove anachronisms.
26392 2012-03-20 Jakub Jelinek <jakub@redhat.com>
26395 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
26396 (ix86_expand_vec_perm_const_1): Call it.
26398 * config/i386/i386.c (vselect_insn): New variable.
26399 (init_vselect_insn): New function.
26400 (expand_vselect, expand_vselect_insn): Add testing_p argument.
26401 Call init_vselect_insn if vselect_insn is NULL. Adjust
26402 PATTERN (vselect_insn), instead of creating a new insn each time,
26403 only emit a copy of it if not testing and recog has been successful.
26404 (expand_vec_perm_pshufb, expand_vec_perm_1,
26405 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
26409 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
26410 ("enabled" attribute): Handle avx2 and noavx2 isas.
26411 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
26413 (vec_dup<mode>): Add avx2 =x,x alternative.
26414 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
26415 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
26416 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
26417 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
26419 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
26420 if possible, handle also V8SFmode.
26422 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
26424 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
26425 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
26426 reg_or_zero_operand predicate.
26427 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
26429 2012-03-20 Jakub Jelinek <jakub@redhat.com>
26431 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
26432 If operand isn't UNSPEC, return 0.
26434 2012-03-20 Richard Guenther <rguenther@suse.de>
26436 * tree-pass.h (pass_rtl_eh): Remove.
26437 * except.c (gate_handle_eh): Likewise.
26438 (rest_of_handle_eh): Likewise.
26439 (pass_rtl_eh): Likewise.
26440 (finish_eh_generation): Export.
26441 * except.h (finish_eh_generation): Declare.
26442 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
26443 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
26444 after expanding stack alignment. Instead of compacting blocks
26447 2012-03-20 Richard Guenther <rguenther@suse.de>
26449 * stor-layout.c (finish_bitfield_representative): Fallback
26450 to conservative maximum size if the padding up to the next
26451 field cannot be computed as a constant.
26452 (finish_bitfield_layout): If we cannot compute the distance
26453 between the start of the bitfield representative and the
26454 bitfield member start a new representative.
26455 * expr.c (get_bit_range): The distance between the start of
26456 the bitfield representative and the bitfield member is zero
26457 if the field offsets are not constants.
26459 2012-03-20 Tristan Gingold <gingold@adacore.com>
26461 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
26462 convert in lowercase.
26463 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
26464 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
26465 * stor-layout.c (sizetype_tab): Adjust.
26466 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
26467 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
26468 instead of type_kind_last.
26469 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
26470 instead of size_int_kind.
26471 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
26472 * doc/tm.texi: Regenerate.
26473 * defaults.h (SIZETYPE): Provide a default value.
26474 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
26475 (SIZETYPE): Define.
26477 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
26479 * config/sh/sh.md: Use braced string notation where applicable.
26481 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
26483 * config/i386/i386.md (allocate_stack): Simplify.
26485 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
26487 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
26488 copy_to_mode_reg (Pmode, ...).
26489 (expand_builtin_frame_address): Ditto.
26490 * expr.c (emit_block_move_via_libcall): Ditto.
26491 (set_storage_via_libcall): Ditto.
26493 * config/i386/i386.c (ix86_expand_movmem): Ditto.
26494 (ix86_expand_setmem): Ditto.
26495 (ix86_trampoline_init): DItto.
26496 * config/i386/i386.md (cmpstrnsi): Ditto.
26498 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
26500 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
26501 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
26502 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
26503 (SH Options): Likewise.
26505 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
26507 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
26508 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
26509 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
26510 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
26511 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
26514 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
26516 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
26517 * config/i386/i386.c (ix86_decompose_address): Use
26518 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
26519 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
26520 thread pointer to a register.
26523 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
26525 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
26526 if Pmode != word_mode.
26527 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
26528 Pmode == SImode for TARGET_X32.
26530 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
26531 (tls_initial_exec_x32): Likewise.
26533 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
26536 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
26537 DISP_ADDR_OFFSET): New macros.
26538 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
26539 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
26540 (sh_legitimize_address): Add QImode displacement handling.
26541 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
26543 (sh_secondary_reload): Add QImode displacement handling.
26544 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
26545 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
26546 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
26547 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
26548 to register operands only.
26549 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
26550 (extendqihi2): Change insn to expander.
26551 (*extendqihi2_compact_reg): New insn.
26552 (movqi_i, movqi): Replace with ...
26553 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
26554 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
26555 Add new peepholes for QImode displacement addressing.
26557 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
26560 * doc/invoke.texi: Document -Wuseless-cast.
26562 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
26564 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
26565 * tree.h (handled_component_p): Reorder cases.
26566 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
26567 not initialize unsignedp.
26568 (loc_list_from_tree): Likewise.
26569 (fortran_common): Likewise.
26570 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
26572 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
26574 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
26575 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
26576 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
26577 (ix86_split_long_move): Ditto.
26578 (legitimize_tls_address): Use ix86_gen_sub3.
26579 (construct_plt_address): Assert that Pmode == DImode.
26581 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
26583 * config/i386/i386.md: Remove empty predicates and/or constraints.
26584 * config/i386/sync.md: Ditto.
26585 * config/i386/sse.md: Ditto.
26586 * config/i386/mmx.md: Ditto.
26587 * config/i386/pentium.md: Ditto.
26588 * config/i386/athlon.md: Ditto.
26590 2012-03-16 Richard Guenther <rguenther@suse.de>
26592 PR tree-optimization/52603
26593 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
26597 2012-03-14 Richard Guenther <rguenther@suse.de>
26599 PR tree-optimization/52571
26600 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
26601 flag_section_anchors check ...
26602 (vect_can_force_dr_alignment_p): ... here.
26604 2012-03-16 Martin Jambor <mjambor@suse.cz>
26606 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
26607 memory through MEM_REFs by calling extract_bit_field.
26609 2012-03-16 Richard Guenther <rguenther@suse.de>
26611 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
26612 and REFERENCE_TYPE interpretations.
26613 (can_native_interpret_type_p): New function.
26614 (fold_ternary_loc): Use native encode/interpret to fold
26615 BIT_FIELD_REFs of constants.
26617 2012-03-16 Richard Guenther <rguenther@suse.de>
26619 PR middle-end/52584
26620 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
26621 of vector constants and constructors.
26623 2012-03-16 Richard Guenther <rguenther@suse.de>
26625 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
26626 VIEW_CONVERT_EXPR to convert constants.
26627 (vect_is_simple_use): Treat all constants as vec_constant_def.
26629 2012-03-16 Richard Guenther <rguenther@suse.de>
26630 Kai Tietz <ktietz@redhat.com>
26632 PR middle-end/48814
26633 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
26634 side-effects completely in the pre-queue and use a temporary
26637 2012-03-16 Richard Guenther <rguenther@suse.de>
26639 * stor-layout.c (finish_bitfield_representative): Fall back
26640 to the conservative maximum size if we cannot compute the
26641 size of the tail padding.
26643 2012-03-16 Tristan Gingold <gingold@adacore.com>
26645 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
26646 __CRTL_VER and __VMS_VER.
26647 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
26648 and vms_c_get_vms_ver.
26649 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
26651 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
26652 (VMS_DEFAULT_VMS_VER): Define.
26653 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
26654 (VMS_DEFAULT_VMS_VER): Define.
26656 2012-03-16 Richard Guenther <rguenther@suse.de>
26658 * tree-vect-loop.c (get_initial_def_for_induction): Use
26659 build_constructor directly.
26660 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
26661 build_vector_from_val.
26662 * tree.c (build_vector_from_val): Avoid creating a constructor
26663 first when we want a constant vector.
26665 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26667 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
26669 2012-03-16 Richard Guenther <rguenther@suse.de>
26671 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
26672 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
26673 (struct tree_vector): Remove elements member, add variable size
26675 (build_vector_stat): Declare.
26676 (build_vector): Define in terms of build_vector_stat.
26677 * tree.c (build_vector): Rename to ...
26678 (build_vector_stat): ... this. Take array of trees as parameter.
26679 (build_vector_from_ctor): Adjust.
26680 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
26681 initializer_zerop): Adjust.
26682 * cfgexpand.c (expand_debug_expr): Likewise.
26683 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
26684 const_vector_from_tree): Likewise.
26685 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
26686 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
26687 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
26688 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
26689 (lto_input_ts_vector_tree_pointers): Adjust.
26690 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
26691 (write_ts_vector_tree_pointers): Adjust.
26692 * varasm.c (const_hash_1, compare_constant, copy_constant,
26693 output_constant): Adjust.
26694 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
26695 * print-tree.c (print_node): Adjust.
26696 * tree-pretty-print.c (dump_generic_node): Adjust.
26697 * tree-vect-generic.c (uniform_vector_p, vector_element,
26698 lower_vec_perm): Adjust.
26699 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
26700 * tree-vect-slp.c (vect_get_constant_vectors,
26701 vect_transform_slp_perm_load): Adjust.
26702 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
26703 * expmed.c (make_tree): Adjust.
26704 * config/i386/i386.c (ix86_expand_builtin): Adjust.
26705 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
26706 and implementation.
26707 (sparc_fold_builtin): Adjust.
26709 2012-03-16 Tristan Gingold <gingold@adacore.com>
26711 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
26712 * config/vms/vms-stdint.h: New file.
26714 2012-03-16 Tristan Gingold <gingold@adacore.com>
26716 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
26717 (ia64-hp-*vms*): Replaced by ...
26718 (*-*-*vms*): ... This new entry.
26720 2012-03-15 Jakub Jelinek <jakub@redhat.com>
26723 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
26724 (ix86_expand_vec_perm_const_1): Use it.
26727 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
26728 (avx2_permv4df): Remove.
26729 (avx2_permv4di): Macroize into...
26730 (avx2_perm<mode>): ... this using VI8F_256 iterator.
26731 (avx2_permv4di_1): Macroize into...
26732 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
26734 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
26736 * combine.c (apply_distributive_law): Do not distribute SUBREG.
26738 2012-03-15 Ira Rosen <irar@il.ibm.com>
26739 Ulrich Weigand <ulrich.weigand@linaro.org>
26741 * tree-vect-patterns.c (widened_name_p): Rename to ...
26742 (type_conversion_p): ... this. Add new argument to determine
26743 if it's a promotion or demotion operation. Check for
26744 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
26745 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
26747 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
26748 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
26750 (vect_recog_mixed_size_cond_pattern): Likewise and allow
26751 non-constant then and else clauses.
26753 2012-03-15 Ira Rosen <irar@il.ibm.com>
26754 Ulrich Weigand <ulrich.weigand@linaro.org>
26756 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
26757 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
26758 vect_pattern_recog.
26759 * tree-vect-patterns.c (widened_name_p): Pass basic block
26760 info to vect_is_simple_use.
26761 (vect_recog_dot_prod_pattern): Fail for basic blocks.
26762 (vect_recog_widen_sum_pattern): Likewise.
26763 (vect_handle_widen_op_by_const): Support basic blocks.
26764 (vect_operation_fits_smaller_type,
26765 vect_recog_over_widening_pattern): Likewise.
26766 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
26767 Update call to vect_is_simple_use.
26768 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
26770 (check_bool_pattern): Add an argument, update call to
26771 vect_is_simple_use and the recursive calls.
26772 (vect_recog_bool_pattern): Update relevant function calls.
26774 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
26775 (vect_pattern_recog_1): Check for reduction only in loops.
26776 (vect_pattern_recog): Add new argument. Support basic blocks.
26777 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
26778 info to vect_is_simple_use_1.
26779 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
26780 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
26782 2012-03-15 Jakub Jelinek <jakub@redhat.com>
26783 Andrew Pinski <apinski@cavium.com>
26785 PR middle-end/52592
26786 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
26787 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
26788 calls instead of __builtin_ir{int,ound}*.
26790 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
26792 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
26795 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
26797 * config.gcc (target_type_format_char): New. Document it. Set it for
26799 * configure.ac (gnu_unique_option): Use target_type_format_char
26800 in test. Comment rationale.
26801 * configure: Regenerate .
26803 2012-03-15 Jakub Jelinek <jakub@redhat.com>
26805 PR tree-optimization/52267
26806 * tree-vrp.c (masked_increment): New function.
26807 (register_edge_assert_for_2): Derive ASSERT_EXPRs
26808 from (X & CST1) cmp CST2 tests.
26810 2012-03-15 Richard Guenther <rguenther@suse.de>
26812 PR middle-end/52580
26813 * tree-data-ref.c (subscript_dependence_tester_1): Check
26814 all dimensions for non-conflicting access functions.
26816 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
26819 * doc/invoke.texi [C++ Language Options]: Document
26820 -ftemplate-backtrace-limit.
26822 2012-03-15 Tristan Gingold <gingold@adacore.com>
26824 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
26825 before a parameter.
26827 2012-03-15 Tristan Gingold <gingold@adacore.com>
26829 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
26830 use DW_OP_call_frame_cfa.
26832 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
26835 * config/i386/i386-opts.h (pmode): New.
26837 * config/i386/i386.c (ix86_option_override_internal): Properly
26838 check and set ix86_pmode.
26840 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
26842 * config/i386/i386.opt (maddress-mode=): New.
26844 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
26846 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26848 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
26849 (dwarf2out_do_cfi_asm): Likewise.
26850 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
26852 (add_data_member_location_attribute): Likewise.
26853 (gen_array_type_die): Likewise.
26854 (gen_subprogram_die): Likewise.
26855 (gen_producer_string): Likewise.
26856 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
26857 Remove MIPS_DEBUGGING_INFO handling.
26858 (sdb_debug_hooks): Likewise.
26859 (sdbout_begin_block): Likewise.
26860 (sdbout_end_block): Likewise.
26861 (sdbout_begin_prologue): Likewise.
26862 (sdbout_start_source_file): Likewise.
26863 (sdbout_end_source_file): Likewise.
26864 (sdbout_init): Likewise.
26865 * system.h (MIPS_DEBUGGING_INFO): Poison.
26867 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26869 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
26870 (alpha_file_start) [MS_STAMP]: Remove.
26872 * config/alpha/elf.h (TARGET_GAS): Remove.
26873 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
26874 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
26875 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
26876 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
26877 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
26878 (alpha*-*-freebsd*): Likewise.
26879 (alpha*-*-netbsd*): Likewise.
26880 (alpha*-*-openbsd*): Likewise.
26881 (alpha*-*-*): Remove target_cpu_default2.
26882 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
26884 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
26885 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
26886 * config/alpha/alpha.c (print_operand): Always assume
26887 TARGET_AS_SLASH_BEFORE_SUFFIX.
26888 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
26889 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
26890 ("*builtin_setjmp_receiver_er_1"): Remove.
26891 * config/alpha/alpha.opt (malpha-as): Remove.
26893 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
26895 Remove DEC Unix reference.
26897 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
26898 (EXTENDED_COFF): Remove.
26899 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
26900 (EXTENDED_COFF): Don't undef.
26901 * config/alpha/alpha.c (alpha_file_start): Always assume
26903 Don't set targetm.asm_file_start_file_directive.
26904 [!OBJECT_FORMAT_ELF]: Remove.
26905 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
26907 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
26908 (DBX_DEBUGGING_INFO): Remove.
26909 (MIPS_DEBUGGING_INFO): Remove.
26910 (PREFERRED_DEBUGGING_TYPE): Remove.
26911 (DBX_OUTPUT_SOURCE_LINE): Remove.
26912 (SDB_OUTPUT_SOURCE_LINE): Remove.
26913 (DBX_CONTIN_LENGTH): Remove.
26914 (NO_DBX_FUNCTION_END): Remove.
26915 (ASM_STABS_OP): Remove.
26916 (ASM_STABN_OP): Remove.
26917 (ASM_STABD_OP): Remove.
26918 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
26919 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
26920 (PUT_SDB_DEF): Remove.
26921 (PUT_SDB_PLAIN_DEF): Remove.
26922 (PUT_SDB_TYPE): Remove.
26923 (sdb_label_count): Remove.
26924 (PUT_SDB_BLOCK_START): Remove.
26925 (PUT_SDB_BLOCK_END): Remove.
26926 (PUT_SDB_FUNCTION_START): Remove.
26927 (PUT_SDB_FUNCTION_END): Remove.
26928 (PUT_SDB_EPILOGUE_END): Remove.
26929 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
26930 (MIPS_DEBUGGING_INFO): Don't undef.
26931 (DBX_DEBUGGING_INFO): Don't undef.
26932 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
26933 (MIPS_DEBUGGING_INFO): Don't undef.
26934 (DBX_DEBUGGING_INFO): Don't undef.
26935 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
26936 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
26938 (alpha_start_function): Likewise.
26939 (sdb_label_count): Remove.
26940 (alpha_output_filename): Remove DBX_DEBUG handling.
26941 (alpha_file_start): Likewise.
26943 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26945 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
26946 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
26947 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
26949 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
26950 (ld_tls_support): Remove Solaris 8 references.
26951 (lwp_dir, lwp_spec): Remove support for alternate thread library.
26952 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
26953 * configure: Regenerate.
26954 * config.in: Regenerate.
26956 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
26957 * config/i386/sol2.h: Remove Solaris 8 references.
26959 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
26960 (i?86-*-solaris2.9): ... this.
26961 Remove Solaris 8 references.
26962 (Specific, *-*-solaris2*): Document Solaris 8 removal.
26963 Remove Solaris 8 references.
26965 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26967 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
26968 (mips-sgi-irix6.5*): Remove.
26969 * config.host (mips-sgi-irix*): Remove.
26970 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
26971 (set_have_as_tls): Remove *-*-irix6*.
26972 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
26973 * configure: Regenerate.
26975 * config/mips/iris6.h: Remove.
26976 * config/mips/iris6.opt: Remove.
26977 * config/mips/t-irix6: Remove.
26979 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
26980 (TARGET_IRIX6): Remove.
26981 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
26982 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
26983 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
26985 (mips_file_start): Likewise.
26986 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
26988 * config/mips/driver-native.c [__sgi__]: Remove.
26989 (host_detect_local_cpu) [__sgi__]: Remove.
26991 * config/mips/gnu-user.h: Remove iris5.h reference.
26993 * config/mips/mips-modes.def: Remove IRIX 6 reference.
26994 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
26995 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
26998 * gcc.c (main): Move asm_debug initialization ...
26999 (asm_debug): ... here.
27001 * ginclude/stddef.h (__STDDEF_H__): Don't define.
27003 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
27004 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
27005 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
27006 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
27007 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
27008 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
27010 * doc/tm.texi: Regenerate.
27012 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
27014 (MIPS Options, -march): Remove IRIX reference.
27015 * doc/install.texi (Binaries, SGI IRIX): Remove.
27016 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
27018 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
27020 2012-03-14 Martin Jambor <mjambor@suse.cz>
27022 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
27023 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
27024 (expand_expr_real_1): Do not handle misalignment if modifier is
27027 2012-03-14 Richard Guenther <rguenther@suse.de>
27029 PR middle-end/52584
27030 * tree-vect-generic.c (type_for_widest_vector_mode): Take
27031 element type instead of mode, use build_vector_type_for_mode
27032 instead of the langhook, build a vector of proper signedness.
27033 (expand_vector_operations_1): Adjust.
27035 2012-03-14 Richard Guenther <rguenther@suse.de>
27037 PR middle-end/52582
27038 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
27039 a cgraph node for a FUNCTION_DECL that comes from a constructor.
27040 (gimple_get_virt_method_for_binfo): Likewise.
27042 2012-03-14 Richard Guenther <rguenther@suse.de>
27044 PR tree-optimization/52571
27045 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
27046 flag_section_anchors check ...
27047 (vect_can_force_dr_alignment_p): ... here. Do not re-align
27048 DECL_COMMON variables.
27050 2012-03-14 Richard Guenther <rguenther@suse.de>
27052 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
27053 * stor-layout.c (start_bitfield_representative): New function.
27054 (finish_bitfield_representative): Likewise.
27055 (finish_bitfield_layout): Likewise.
27056 (finish_record_layout): Call finish_bitfield_layout.
27057 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
27058 for QUAL_UNION_TYPE fields.
27059 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
27060 Stream DECL_BIT_FIELD_REPRESENTATIVE.
27061 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
27063 PR middle-end/52080
27064 PR middle-end/52097
27065 PR middle-end/48124
27066 * expr.c (get_bit_range): Unconditionally extract bitrange
27067 from DECL_BIT_FIELD_REPRESENTATIVE.
27068 (expand_assignment): Adjust call to get_bit_range.
27070 2012-03-14 Richard Guenther <rguenther@suse.de>
27072 PR middle-end/52578
27073 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
27074 the outermost conversion is a sign-change only.
27075 (fold_binary_loc): Disregard widening and sign-changing
27076 conversions when we determine if two variables are equal
27078 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
27079 (T1)x if the outermost conversion is a sign-change only.
27081 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
27084 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
27086 * config/i386/predicates.md (constant_call_address_operand): Declare
27087 as special predicate. Update all uses.
27089 2012-03-13 Jakub Jelinek <jakub@redhat.com>
27092 * c-parser.c (c_parser_postfix_expression)
27093 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
27095 * config/i386/smmintrin.h: Avoid /* within a comment.
27096 * config/i386/nmmintrin.h: Likewise.
27098 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
27100 * config/i386/i386.md (xbegin): Remove constraint from expander.
27102 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
27104 * config/i386/predicates.md (constant_call_address_operand): Declare
27105 as special predicate. Update all uses.
27106 * config/i386/i386.md: Remove mode from constant_call_address_operand
27108 * config/i386/i386.c (ix86_output_call_insn): Call
27109 constant_call_address_operand with VOIDmode.
27111 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
27113 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
27114 AND zero extended address correctly.
27116 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
27118 * config/i386/predicates.md (tls_symbolic_operand): Declare as
27120 (tls_modbase_operand): Ditto.
27121 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
27122 tls_modbase_operand predicates.
27124 2012-03-13 Martin Jambor <mjambor@suse.cz>
27126 * expr.c (expand_assignment): Handle misaligned scalar writes to
27127 memory through top-level MEM_REFs by calling store_bit_field.
27129 2012-03-13 Richard Guenther <rguenther@suse.de>
27131 PR middle-end/52134
27132 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
27133 if Y is a constant multiple of 1 << CST.
27135 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
27138 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
27139 offset (size) to a value the insns can deal with.
27140 (expand_epilogue): Ditto.
27142 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
27144 * config/arm/neon.ml (ops): Fixup expected instructions for
27145 unsigned vector compares.
27147 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
27149 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
27150 addresses only when %reg is not in word mode.
27152 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27154 * config/microblaze/microblaze.md: Fix typo.
27155 * tree-if-conv.c: Likewise.
27156 * tree-vect-patterns.c: Likewise.
27158 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27160 * config.gcc (extra_passes): Remove.
27161 * configure.ac (extra_passes): Don't substitute.
27162 * configure: Regenerate.
27163 * Makefile.in (EXTRA_PASSES): Remove.
27164 (GCC_PASSES): Remove $(EXTRA_PASSES).
27165 (MOSTLYCLEANFILES): Likewise.
27166 (native): Likewise.
27167 (install-common): Likewise.
27169 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
27171 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
27172 * config/i386/i386.c (ix86_decompose_address): Use
27173 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
27174 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
27175 thread pointer to a register.
27177 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
27179 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
27180 on tls_symbolic_operand.
27181 (tls_global_dynamic_64_<mode>): Likewise.
27183 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
27186 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
27187 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
27189 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
27192 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
27193 type from reg_class_t to enum reg_class.
27194 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
27196 2012-03-12 Andrew Pinski <apinski@cavium.com>
27198 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
27199 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
27200 (value_replacement): Likewise.
27201 (empty_block_p): Check also if the PHIs for the block are empty.
27203 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
27206 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
27207 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
27208 r184615 from 2012-02-28.
27210 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
27212 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
27213 (ix86_gen_tls_local_dynamic_base_64): Likewise.
27214 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
27215 and ix86_gen_tls_local_dynamic_base_64.
27216 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
27217 ix86_gen_tls_local_dynamic_base_64.
27219 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
27220 (*tls_global_dynamic_64_<mode>): This.
27221 (tls_global_dynamic_64): Renamed to ...
27222 (tls_global_dynamic_64_<mode>): This.
27223 (*tls_local_dynamic_base_64): Renamed to ...
27224 (*tls_local_dynamic_base_64_<mode>): This.
27225 (tls_local_dynamic_base_64): Renamed to ...
27226 (tls_local_dynamic_base_64_<mode>): This.
27228 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
27230 * config/i386/i386.c (ix86_option_override_internal): Properly
27231 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
27232 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
27233 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
27234 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
27236 * config/i386/sse.md (sse3_monitor64): Renamed to ...
27237 (sse3_monitor64_<mode>): This.
27239 2012-03-12 Tristan Gingold <gingold@adacore.com>
27241 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
27242 (ia64_function_arg_advance): Ditto.
27244 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27246 * config.gcc (mips*-*-openbsd*): Remove.
27247 * config/mips/openbsd.h: Remove.
27248 * config/mips/sdb.h: Remove.
27250 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
27251 * config/mips/mips.c (sdb_label_count): Remove.
27252 (mips_debugger_offset): Remove #if 0 code.
27253 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
27254 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
27256 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27258 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
27259 binutils reference.
27260 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
27261 Update binutils references.
27262 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
27263 Update binutils reference.
27264 Update Sun as/GNU ld caveat.
27265 Document binutils largefile requirement for LTO plugin.
27266 Remove reference to alternate libpthread.
27268 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27270 * config.gcc (alpha*-dec-osf5.1*): Remove.
27271 * config.host (alpha*-dec-osf*): Remove.
27272 * configure.ac (*-*-osf*): Remove.
27273 (alpha*-dec-osf*): Remove.
27274 * configure: Regenerate.
27276 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
27277 config/alpha/va_list.h, config/alpha/x-osf: Remove.
27279 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
27280 * config/alpha/alpha.c (struct machine_function): Update comment.
27281 (alpha_start_function): Remove Tru64 UNIX as handling for
27283 * config/alpha/alpha.md ("exception_receiver"): Remove
27284 TARGET_LD_BUGGY_LDGP.
27285 ("*exception_receiver_2"): Likewise.
27286 * except.c (finish_eh_generation): Remove Tru64 reference.
27287 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
27288 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
27289 * target.def (handle_pragma_extern_prefix): Remove.
27291 * Makefile.in (mips-tfile.o-warn): Remove.
27292 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
27293 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
27294 * mips-tdump.c, mips-tfile.c: Remove.
27296 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
27298 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
27299 (Specific, alpha*-dec-osf5.1): Note removal.
27300 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
27302 * doc/tm.texi: Regenerate.
27303 * doc/trouble.texi (Cross-Compiler Problems): Remove.
27305 2012-03-12 Richard Guenther <rguenther@suse.de>
27307 * config/arm/arm.c (neon_dereference_pointer): Do not call
27308 covert during RTL expansion.
27310 2012-03-12 Tristan Gingold <gingold@adacore.com>
27312 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
27313 Options. Mention -mpointer-size.
27315 2012-03-12 Richard Guenther <rguenther@suse.de>
27317 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
27318 build_nonstandard_integer_type.
27320 2012-03-12 Richard Guenther <rguenther@suse.de>
27322 * tree.c (signed_or_unsigned_type_for): Use
27323 build_nonstandard_integer_type.
27324 (signed_type_for): Adjust documentation.
27325 (unsigned_type_for): Likewise.
27326 * tree-pretty-print.c (dump_generic_node): Use standard names
27327 for non-standard integer types if available.
27329 2012-03-12 Tristan Gingold <gingold@adacore.com>
27331 * config/vms/vms.opt: Add vms-opts.h header.
27332 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
27334 (-mvms-return-codes): Document.
27335 (-mpointer-size): New option.
27336 (vms_pointer_size): Add enumeration.
27337 * config/vms/vms-opts.h: New file.
27338 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
27339 __INITIAL_POINTER_SIZE.
27340 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
27341 (C_COMMON_OVERRIDE_OPTIONS): Define.
27342 (DWARF2_ADDR_SIZE): Define.
27343 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
27344 * config/vms/vms-protos.h (vms_c_common_override_options):
27346 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
27347 if -mno-pointer-size.
27348 (vms_c_common_override_options): New function.
27349 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
27350 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
27351 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
27352 and flag_vms_pointer_size.
27353 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
27354 * config.gcc (*-*-*vms*): Define xm_file.
27355 (alpha*-dec-*vms*): Do not define xm_file.
27356 (alpha64-dec-*vms*): Remove.
27357 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
27360 2012-03-12 Jakub Jelinek <jakub@redhat.com>
27362 PR tree-optimization/51721
27363 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
27364 if (int) unsvar cmp CST.
27366 2012-03-12 Richard Guenther <rguenther@suse.de>
27368 * tree-sra.c (create_access_replacement): Only rename the replacement
27369 if we can rewrite it into SSA form. Properly mark register typed
27370 replacements that we cannot rewrite with TREE_ADDRESSABLE.
27371 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
27372 for aggregate or BLKmode results.
27374 2012-03-12 Jakub Jelinek <jakub@redhat.com>
27376 PR tree-optimization/52533
27377 * tree-vrp.c (register_edge_assert_for_2): Use double_int
27378 type for mask, only handle shifts by non-zero in-range
27379 shift count, for LE_EXPR and GT_EXPR if new_val is
27380 maximum, don't add the assertion.
27382 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
27384 * doc/invoke.texi: Document -mrtm option.
27385 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
27386 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
27387 (ix86_handle_option): Handle OPT_mrtm.
27388 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
27390 (x86_64-*-*): Ditto.
27391 * i386-builtin-types.def (INT_FTYPE_VOID): New.
27392 * config/i386/i386-c.c (ix86_target_macros_internal): Define
27394 (ix86_target_string): Define -mrtm option.
27396 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
27398 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
27399 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
27400 IX86_BUILTIN_XTEST.
27401 (bdesc_special_args): Ditto.
27402 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
27403 (ix86_expand_special_args_builtin): Handle new built-in type.
27404 (ix86_expand_builtin): Handle XABORT instruction.
27405 * config/i386/i386.h (TARGET_RTM): New.
27406 * config/i386/i386.md (UNSPECV_XBEGIN): New.
27407 (UNSPECV_XEND): Ditto.
27408 (UNSPECV_XABORT): Ditto.
27409 (UNSPECV_XTEST): Ditto.
27416 * config/i386/i386.opt (mrtm): New.
27417 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
27418 * config/i386/rtmintrin.h: New header.
27419 * config/i386/xtestintrin.h: Ditto.
27421 2012-03-12 Tristan Gingold <gingold@adacore.com>
27423 * ginclude/stddef.h: Adjust previous patch.
27424 Use __VMS__ instead of VMS.
27426 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
27428 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
27429 Also convert sequences with CC setting arithmetic instruction.
27431 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
27433 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
27434 from C Language Options to Preprocessor Options.
27435 (C Dialect Options): Move -no-integrated-cpp documentation
27437 (Preprocessor Options): ...to here. Rewrite the description
27438 so it makes more sense, and remove discussion of merging front ends.
27440 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
27442 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
27444 (ix86_expand_setmem): Likewise.
27446 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
27448 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
27451 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
27453 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
27454 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
27456 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
27458 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
27460 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
27462 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
27465 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
27466 Uros Bizjak <ubizjak@gmail.com>
27468 * config/i386/predicates.md (call_insn_operand): Allow
27469 constant_call_address_operand in Pmode only.
27470 (sibcall_insn_operand): Ditto.
27471 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
27472 (*call_vzeroupper): Ditto.
27474 (*sibcall_vzeroupper): Ditto.
27475 (*call_value): Ditto.
27476 (*call_value_vzeroupper): Ditto.
27477 (*sibcall_value): Ditto.
27478 (*sibcall_value_vzeroupper): Ditto.
27479 (*indirect_jump): Ditto.
27480 (*tablejump_1): Ditto.
27481 (indirect_jump): Convert memory address to word mode for TARGET_X32.
27482 (tablejump): Ditto.
27483 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
27486 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
27489 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
27490 Use movrt_negc instead of negc pattern for non-SH2A.
27491 (*movnegt): Remove.
27492 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
27494 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
27496 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
27497 if Pmode != word_mode.
27498 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
27499 Pmode == SImode for TARGET_X32.
27501 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
27502 (tls_initial_exec_x32): Likewise.
27504 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
27506 PR rtl-optimization/52528
27507 * combine.c (can_combine_p): Add setting of subst_low_luid
27508 before call to expand_field_assignment().
27510 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
27512 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
27513 and related program names.
27515 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
27517 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
27519 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
27522 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
27523 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
27524 to set code to 'q'.
27525 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
27526 (*movdi_internal_rex64): Use %E operand modifier for lea.
27527 (*movsi_internal): Ditto.
27529 (*lea<mode>_2): Ditto.
27530 (*lea_{3,4,5,6}_zext): Ditto.
27531 (*tls_global_dynamic_32_gnu): Ditto.
27532 (*tls_global_dynamic_64): Ditto.
27533 (*tls_dynamic_gnu2_lea_32): Ditto.
27534 (*tls_dynamic_gnu2_lea_64): Ditto.
27535 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
27537 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
27539 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
27540 redefine to be NULL if the current bit-size is different from the
27541 configured bit-size.
27543 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
27544 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
27545 set the default tuning. Add asserts to make sure the cpu and tune
27546 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
27547 test whether the index is set, instead of > 0.
27548 (rs6000_file_start): Do not reset the default cpu if the current
27549 bit-size is different from the configured bit-size.
27551 2012-03-09 Tristan Gingold <gingold@adacore.com>
27553 * config/vms/vms-crtlmap.map: Add comments.
27554 Add entries needed to build Ada RTS.
27556 2012-03-09 Tristan Gingold <gingold@adacore.com>
27558 * ginclude/stddef.h: Do not define __size_t on VMS.
27560 2012-03-09 Tristan Gingold <gingold@adacore.com>
27562 * c-tree.h (c_default_pointer_mode): New variable.
27563 * c-decl.c (c_default_pointer_mode): New variable.
27564 (c_build_pointer_type): New function.
27565 (grokdeclarator): Call c_build_pointer_type instead
27566 of build_pointer_type.
27568 * config/vms/vms-c.c: Include c-tree.h
27569 (saved_pointer_mode): New variable.
27570 (handle_pragma_pointer_size): New function.
27571 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
27572 (vms_c_register_pragma): Register __pointer_size and
27573 __required_pointer_size pragmas.
27575 2012-03-09 Tristan Gingold <gingold@adacore.com>
27577 * config/vms/vms-c.c (vms_construct_include_filename): New function.
27578 (vms_c_register_includes): Reference it.
27580 2012-03-09 Andrew Pinski <apinski@cavium.com>
27582 PR middle-end/51988
27583 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
27584 print_generic_expr.
27585 (tree_ssa_phiopt_worker): Go through all the PHIs for
27586 value_replacement instead of just the singleton one.
27587 (value_replacement): Change return type to int. Return 0 instead of
27589 Allow the middle basic block to contain more than just the defining
27591 Handle non empty middle basic blocks.
27592 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
27594 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
27596 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
27597 array reference and component reference.
27598 (analyze_scalar_evolution_for_address_of): New.
27600 2012-03-08 Jie Zhang <jzhang918@gmail.com>
27603 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
27604 (hwloop_pattern_reg): Fix set but not used warning.
27605 (bfin_reorg_loops): Remove unused parameter.
27606 (bfin_reorg): Update use of bfin_reorg_loops.
27608 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
27610 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
27611 with integer parameters in registers.
27612 (gen_push): Push register in word_mode instead of Pmode.
27613 (ix86_emit_save_regs): Likewise.
27614 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
27615 (gen_pop): Pop register in word_mode instead of Pmode.
27616 (ix86_emit_restore_regs_using_pop): Likewise.
27617 (ix86_expand_prologue): Replace Pmode with word_mode for push
27618 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
27619 restore RAX and R10 in word_mode.
27620 (ix86_emit_restore_regs_using_mov): Restore integer registers
27622 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
27624 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
27625 (ix86_split_long_move): Likewise.
27627 * config/i386/i386.md (W): New.
27628 (*push<mode>2_prologue): Replace :P with :W.
27629 (*pop<mode>1): Likewise.
27630 (*pop<mode>1_epilogue): Likewise.
27631 (push/pop peephole2): Use word_mode scratch registers.
27633 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
27635 * config/i386/predicates.md (indirect_branch_operand): Simplify.
27637 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
27639 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
27640 for constants in [-63,63].
27642 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
27646 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
27648 * config/i386/i386.c (ix86_print_operand_address): Only handle
27649 zero-extended DImode addresses.
27651 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27653 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
27654 * configure: Regenerate.
27656 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
27659 * config/avr/avr.c (avr_mem_clobber): New static function.
27660 (avr_expand_delay_cycles): Add memory clobber operand to
27661 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
27662 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
27663 (enable_interrupt, disable_interrupt): New expander.
27664 (nopv, sleep, wdr): New expanders.
27665 (delay_cycles_1): Add memory clobber.
27666 (delay_cycles_2): Add memory clobber.
27667 (delay_cycles_3): Add memory clobber.
27668 (delay_cycles_4): Add memory clobber.
27669 (cli_sei): New insn from former "enable_interrupt",
27670 "disable_interrupt" with memory clobber.
27671 (*wdt): New insn from former "wdt" with memory clobber.
27672 (*nopv): Similar, but for "nopv".
27673 (*sleep): Similar, but for "sleep".
27675 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
27676 Kaz Kojima <kkojima@gcc.gnu.org>
27679 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
27680 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
27681 (SUBTARGET_OVERRIDE_OPTIONS): Define.
27683 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
27685 * config/i386/predicates.md (x86_64_zext_general_operand): New.
27686 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
27687 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
27689 2012-03-07 Walter Lee <walt@tilera.com>
27691 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
27692 REG_CFA_* notes for the stack pointer.
27693 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
27694 EH_RETURN_STACKADJ_RTX.
27695 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
27696 generate REG_CFA_* notes for the stack pointer.
27697 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
27698 by EH_RETURN_STACKADJ_RTX.
27700 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
27702 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
27703 when __AVR_3_BYTE_PC__ is defined.
27705 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
27707 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
27708 (ix86_print_operand): Handle '^'.
27709 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
27710 using P mode iterator. Add %^ to asm template to conditionally emit
27712 (*rep_movdi_rex64): Ditto.
27713 (*strsetdi_rex_1): Ditto.
27714 (*rep_stosdi_rex64): Ditto.
27715 (*strmov{si,hi,qi}_1): Add %^ to asm template to
27716 conditionally emit addr32 prefix.
27717 (*rep_mov{si,qi}): Ditto.
27718 (*strset{si,hi,qi}): Ditto.
27719 (*rep_stos{si,qi}): Ditto.
27720 (*cmpstrnqi_nz_1): Ditto.
27721 (*cmpstrnqi_1): Ditto.
27722 (*strlenqi_1): Ditto.
27724 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
27726 * config/i386/i386.c (function_value_64): Return pointers in
27727 word_mode instead of Pmode.
27728 (ix86_promote_function_mode): Likewise.
27730 2012-03-07 Richard Guenther <rguenther@suse.de>
27732 * coverage.c (get_gcov_type): Use type_for_mode.
27733 (get_gcov_unsigned_t): Likewise.
27734 * expr.c (store_constructor): Use type_for_mode.
27735 (try_casesi): Likewise.
27736 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
27737 (add_standard_iv_candidates): Use standard type trees.
27738 * dojump.c (do_jump): Remove dead code.
27740 2012-03-07 Richard Guenther <rguenther@suse.de>
27742 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
27744 2012-03-07 Richard Guenther <rguenther@suse.de>
27746 * convert.c (strip_float_extensions): Move ...
27747 * tree.c (strip_float_extensions): ... here.
27749 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
27752 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
27754 2012-03-07 Richard Guenther <rguenther@suse.de>
27756 * omp-low.c (extract_omp_for_data): Use signed_type_for.
27757 (expand_omp_for_generic): Likewise.
27758 (expand_omp_for_static_nochunk): Likewise.
27759 (expand_omp_for_static_chunk): Likewise.
27760 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
27761 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
27762 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
27763 Use unsigned_type_for.
27764 (vect_create_cond_for_align_checks): Use signed_type_for.
27766 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
27768 PR rtl-optimization/52203
27769 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
27770 all callers to pass NULL except ...
27771 (reset_sched_cycles_in_current_ebb): ... here, save the value
27772 in new variable 'empty'. Increase issue_rate only for
27775 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
27778 * Makefile.in: Let install-gcc-ar depend on installdirs,
27779 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
27780 Don't double canonicalize if cross-compiling.
27782 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
27785 * config/avr/avr.c (expand_epilogue): Fix order of restoration
27786 to: RAMPZ, RAMPY, RAMPX, RAMPD.
27787 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
27789 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
27792 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
27794 * config/avr/avr.md (xload_8): Adjust insn length.
27796 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
27799 * config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
27800 if RAMPZ affects reading from RAM.
27802 2012-03-07 Richard Guenther <rguenther@suse.de>
27806 * doc/invoke.texi (Precompiled Headers): Remove sentence that
27807 suggests you can include PCHs from inside another header.
27809 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
27811 PR middle-end/52515
27812 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
27814 2012-03-07 Kai Tietz <ktietz@redhat.com>
27816 * doc/invoke.texi (fwritable-relocated-rdata): Document
27817 new Cygwin/MinGW target option.
27818 * config/i386/winnt.c (i386_pe_unique_section): Ignore
27819 reloc if flag -fwritable-relocated-rdata is not set.
27820 (i386_pe_section_type_flags): Likewise.
27821 * config/i386/cygming.opt (fwritable-relocated-rdata):
27822 Add new flag variable flag_writable_rel_rdata.
27824 2012-03-07 Richard Guenther <rguenther@suse.de>
27826 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
27827 precision against gimple constraints.
27829 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
27831 PR middle-end/52372
27832 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
27834 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
27835 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
27837 (init_emit_regs): Move associated initialization to...
27838 (init_emit_once): ...here.
27840 2012-03-06 Richard Henderson <rth@redhat.com>
27842 * config/m68k/m68k.h (ISA_HAS_TAS): New.
27843 * config/m68k/sync.md (atomic_test_and_set): Use it.
27844 (atomic_test_and_set_1): Likewise.
27846 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
27849 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
27850 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
27851 (vector_ltgt<mode>): Likewise.
27852 (vector_ordered<mode>): Likewise.
27853 (vector_unordered<mode>): Likewise.
27854 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
27856 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
27858 * trans-mem.c: New typedef for tm_region_p.
27859 Define vector types for tm_region_p.
27860 (tm_region_init): Replace region_worklist to a vector called
27863 2012-03-06 Richard Guenther <rguenther@suse.de>
27865 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
27866 MEM_REF with constant pointer operand.
27868 2012-03-06 Richard Guenther <rguenther@suse.de>
27870 PR middle-end/52493
27871 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
27873 2012-03-06 Tristan Gingold <gingold@adacore.com>
27875 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
27876 (external_model_kind): Improve documentation.
27877 (vms_pragma_extern_model): Handle relaxed_redef.
27878 (vms_c_register_pragma): Allow expansion for nomember_alignment.
27880 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
27882 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
27883 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
27884 Some more notes on EIND usage and reorder EIND subsection.
27886 2012-03-06 Tristan Gingold <gingold@adacore.com>
27888 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
27889 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
27891 2012-03-06 Tristan Gingold <gingold@adacore.com>
27893 * config/vms/t-vmsnative (version): Define.
27894 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
27896 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
27898 PR rtl-optimization/52250
27899 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
27900 to put note list into. Unconditionally call move_bb_info.
27901 (move_bb_info): Do not assert the blocks being in the same region,
27902 just drop the note list if they are not.
27904 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
27907 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
27908 and use unified expansion logic.
27909 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
27910 closer to the existing movt insn.
27911 (negc): Rename insn to *negc. Add new expander.
27912 (movnegt): Use xor pattern for T bit negation. Reserve helper
27913 constant for negc pattern.
27914 (*movnegt): New insn and splitter.
27916 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
27918 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
27921 2012-03-05 Richard Henderson <rth@redhat.com>
27923 * genemit.c (main): Include "target.h" in insn-emit.c.
27924 * Makefile.in (insn-emit.o): Depend on TARGET_H.
27925 * config/sh/sync.md (atomic_test_and_set): Reference
27926 targetm.atomic_test_and_set_trueval instead of
27927 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
27929 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
27931 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
27934 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
27936 * langhooks.c (add_builtin_type): New function.
27937 * langhooks.h (add_builtin_type): Export it.
27938 * config/mep/mep.c (mep_init_builtins): Use it.
27939 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
27941 2012-03-05 Jakub Jelinek <jakub@redhat.com>
27944 * tree.h (BLOCK_SAME_RANGE): Define.
27945 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
27946 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
27947 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
27948 isn't equal to supercontext fragment's fragment chain.
27949 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
27951 (blocks_nreverse_all): Likewise.
27952 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
27953 BLOCK_SUPERCONTEXT to supercontext fragment instead of
27954 supercontext fragment's fragment origin.
27955 * dwarf2out.c (add_high_low_attributes): If stmt has the same
27956 range as its parent (or parents thereof etc.), use the parent's
27957 DW_AT_ranges value instead of creating a new .debug_ranges range.
27959 2012-03-05 Richard Henderson <rth@redhat.com>
27962 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
27963 * omp-low.c (expand_omp_atomic): Assume anything aligned to
27964 BIGGEST_ALIGNMENT is aligned.
27966 2012-03-05 Richard Henderson <rth@redhat.com>
27968 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
27969 * config/sh/sh.c: ... here.
27971 2012-03-05 Richard Henderson <rth@redhat.com>
27974 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
27975 instead of calling negqi2 directly.
27977 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
27979 PR middle-end/52463
27980 * trans-mem.c (tm_region_init): Use last_basic_block.
27982 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
27984 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
27985 * config/sh/sync.md (atomic_test_and_set): New expander.
27986 (tasb, atomic_test_and_set_soft): New insns.
27987 * config/sh/sh.opt (menable-tas): New option.
27988 * doc/invoke.texi (SH Options): Document it.
27990 2012-03-05 Richard Guenther <rguenther@suse.de>
27992 * cfgloop.c (verify_loop_structure): Verify dominators before
27994 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
27995 dominators from here.
27996 * graphite-scop-detection.c (create_sese_edges): Likewise.
27997 * loop-doloop.c (doloop_optimize_loops): Likewise.
27998 * loop-init.c (loop_optimizer_init): Likewise.
27999 * loop-unroll.c (unroll_and_peel_loops): Likewise.
28000 * loop-unswitch.c (unswitch_loops): Likewise.
28001 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
28002 * tree-parloops.c (parallelize_loops): Likewise. Verify
28003 only when checking is enabled.
28004 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
28006 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
28008 * genautomata.c (parse_automata_opt): New static function.
28009 (initiate_automaton_gen): Remove all option handling code. Remove
28010 argc argument. All callers changed.
28011 (main): Call init_rtx_reader_args_cb with the new function as argument.
28013 2012-03-05 Richard Guenther <rguenther@suse.de>
28015 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
28016 * tree-if-conv.c (combine_blocks): Free post-dominator info
28018 * tree-parloops.c (create_parallel_loop): Free and re-compute
28019 dominator info after breaking it.
28021 2012-03-05 Richard Guenther <rguenther@suse.de>
28023 PR middle-end/52353
28024 * optabs.h (trapv_unoptab_p): New function.
28025 (trapv_binoptab_p): Likewise.
28026 * optabs.c (expand_binop): Use emit_libcall_block_1 with
28027 a proper equiv_may_trap argument.
28028 (expand_unop): Likewise.
28029 (emit_libcall_block_1): Take extra argument whether the
28030 instruction may trap. Renamed from ...
28031 (emit_libcall_block): ... this. New wrapper.
28033 2012-03-05 Jakub Jelinek <jakub@redhat.com>
28035 PR tree-optimization/51721
28036 * tree-vrp.c (register_edge_assert_for_2): If comparing
28037 lhs of right shift by constant with an integer constant,
28038 add ASSERT_EXPRs for the rhs1 of the right shift.
28040 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
28042 2012-03-05 Richard Guenther <rguenther@suse.de>
28044 * tree.c (integer_zerop): Handle VECTOR_CSTs.
28045 (integer_onep): Likewise.
28046 (integer_all_onesp): Likewise.
28048 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
28050 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
28052 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
28054 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
28055 instead of TARGET_64BIT.
28057 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
28059 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
28062 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
28064 * config/i386/i386.c (ix86_print_operand_address): Only handle
28065 zero-extended DImode addresses.
28067 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
28069 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
28070 taken and cputaken as bool.
28072 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
28074 * config/i386/constraints.md (Ya): New internal constraint.
28075 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
28076 (*zero_extendsidi2_rex64): Add x,x alternative.
28077 (*zero_extendsidi2): Ditto. Add o,0 alternative.
28078 Remove flags reg clobber. Adjust corresponding splits.
28079 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
28080 zero_extendqisi2 expanders using SWI12 mode iterator.
28081 (zero_extend<mode>si2_and): Macroize insn from
28082 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
28084 (*zero_extend<mode>si2): Macroize insn from
28085 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
28086 (*zero_extend*2_movzbl_and): Remove insn patterns.
28087 (zero_extendqihi2_and): Merge corresponding splitter.
28088 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
28089 (*zero_extend*2_movzbl_and): Remove insn patterns.
28090 (*anddi_1): Split TYPE_IMOVX instructions.
28091 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
28093 (and->zext splitter): Add splitter pattern.
28094 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
28096 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
28098 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
28100 (Debugging Options): Likewise.
28101 (Optimize Options): Likewise.
28102 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
28103 with other architectures. Use official processor names with correct
28104 spelling/capitalization. Fix formatting and grammar issues.
28105 (i386 and x86-64 Windows Options): Similar cleanup here.
28107 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
28109 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
28111 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
28113 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
28114 DBX_REGISTER_NUMBER.
28116 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
28118 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
28119 operand is CONST_INT. Take COSTS_N_INSNS into account.
28120 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
28123 2012-03-02 Richard Henderson <rth@redhat.com>
28125 * optabs.c (expand_atomic_test_and_set): Honor
28126 atomic_test_and_set_trueval even when atomic_test_and_set
28127 optab is not in use.
28129 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
28133 * config/sh/sh.c (sh_register_move_cost): Increase cost between
28134 GENERAL_REGS and FP_REGS for SImode.
28136 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
28139 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
28140 (absdi2): New expander.
28141 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
28143 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
28145 * config/sh/sync.md (atomic_exchange<mode>): New expander.
28146 (atomic_exchange<mode>_soft): New insn.
28148 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
28150 * config/sh/sync.md: Update copyright notice dates.
28151 (atomic_compare_and_swap<mode>): Use SImode for return value instead
28153 (atomic_compare_and_swap<mode>_soft): Likewise.
28155 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
28158 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
28159 * config/sh/sh.c: Update copyright notice dates.
28160 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
28161 alignment for TARGET_HARD_SH4.
28162 (sh_option_override): Reduce default function alignment. Set
28163 loop alignment to 4 bytes when not optimizing for size.
28165 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
28167 PR middle-end/50335
28168 * doc/invoke.texi (floop-flatten): Remove.
28169 * toplev.c (process_options): Remove references to flag_loop_flatten.
28170 * tree-ssa-loop.c (gate_graphite_transform): Same.
28171 * common.opt (floop-flatten): Obsolete.
28172 * graphite-poly.c (apply_poly_transforms): Remove reference to
28174 * Makefile.in (graphite-flattening.o): Remove.
28175 * graphite-flattening.c: Remove.
28177 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
28179 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
28180 having mode compatible with the mode of previous compare. Substitute
28181 compare mode of previous compare with the mode, compatible
28182 with eliminated and previous compare.
28184 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
28186 * config/rs6000/dfp.md (floatdidd2): New define_insn.
28188 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
28190 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
28191 compatible with CCGOCmode and CCGCmode.
28193 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
28195 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
28197 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
28199 * config/arm/arm.c (arm_sat_operator_match): New function.
28200 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
28201 * config/arm/arm.md ("insn" attribute): Add "sat" value.
28202 ("SAT", "SATrev"): New code iterators.
28203 ("SATlo", "SAThi"): New code iterator attributes.
28204 ("*satsi_<SAT:code>"): New pattern.
28205 ("*satsi_<SAT:code>_shift"): Likewise.
28206 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
28207 and "shift" attributes.
28208 ("arm_usatsihi"): Add "insn" attribute.
28209 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
28210 by powers of two. Do not allow shift by 32.
28212 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
28215 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
28216 to pass the argument in the register of "natural" mode.
28218 2012-03-02 Richard Guenther <rguenther@suse.de>
28220 PR tree-optimization/52406
28221 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
28222 (struct indices): Add unconstrained_base member.
28223 (struct dr_alias): Remove unused vops member.
28224 (DR_UNCONSTRAINED_BASE): New define.
28225 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
28226 add indices to allow their disambiguation. Make DR_BASE_OBJECT
28227 be an artificial access that covers the whole indexed object,
28228 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
28229 plain decl base-objects to their MEM_REF variant.
28230 (dr_may_alias_p): When the base-object of either data reference
28231 has unknown size use only points-to information.
28232 (compute_affine_dependence): Make dumps easier to read and
28234 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
28235 DR_REF when looking for packed references.
28236 (vect_supportable_dr_alignment): Likewise.
28238 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
28240 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
28241 Improve conditions for peepholes of loads followed by commutative
28243 * config/arm/ldmstm.md: Regenerated.
28245 2012-03-02 Richard Guenther <rguenther@suse.de>
28247 * BASE-VER: Set to 4.8.0.
28249 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
28251 * config.gcc (obsolete): Add all ARM targets using the FPA.
28252 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
28253 * doc/install.texi: Avoid references to obsolete ARM ports.
28255 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
28257 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
28259 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
28260 Joern Rennecke <joern.rennecke@embecosm.com>
28262 * doc/extend.texi: Expand and update information on interrupt
28263 attribute for Epiphany.
28265 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
28267 * config/sh/sh-protos.h: Update copyright notice dates.
28268 * config/sh/sh.h: Likewise.
28269 * config/sh/sh.md: Likewise.
28270 * config/sh/constraints.md: Likewise.
28271 * config/sh/predicates.md: Likewise.
28273 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
28275 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
28276 * config/sh/sh.c (tertiary_reload_operand): Likewise.
28278 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
28280 * config/sh/constraints.md: Fix comment typo.
28282 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28285 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
28286 unsigned HOST_WIDE_INT.
28287 (zvdep_imm64): Likewise.
28288 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
28289 (vdepi_and): Likewise.
28290 Likewise for unamed 64-bit patterns.
28291 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
28293 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
28296 PR rtl-optimization/52417
28297 * cselib.c (cselib_any_perm_equivs): New variable.
28298 (cselib_reset_table): Check that it's not set when not
28299 preserving constants.
28300 (cselib_add_permanent_equiv): Set it.
28301 (cselib_have_permanent_equivalences): New.
28302 (cselib_init, cselib_finish): Reset it.
28303 * cselib.h (cselib_have_permanent_equivalences): Declare.
28304 * alias.c (get_addr): Restore earlier behavior when there
28305 aren't permanent equivalences.
28307 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
28309 * config/mn10300/mn10300-modes.def: Fix copyright notice.
28310 * config/v850/v850-modes.def: Fix copyright notice.
28312 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
28314 * doc/extend.texi (AVR Built-in Functions): Document
28315 __builtin_avr_flash_segment.
28317 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
28318 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
28319 (*split.flash_segment): New insn-and-split.
28320 * config/avr/avr.c (avr_init_builtins): Add local variables:
28321 const_memx_void_node, const_memx_ptr_type_node,
28322 char_ftype_const_memx_ptr.
28324 2012-03-01 Jakub Jelinek <jakub@redhat.com>
28326 PR tree-optimization/52445
28327 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
28328 add ssa_name_ver, offset and size fields and change store field
28330 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
28331 (add_or_mark_expr): Likewise. Only consider previous stores
28332 with the same size and offset.
28333 (nt_init_block): Only look at gimple_assign_single_p stmts,
28334 doesn't look at rhs2.
28336 2012-03-01 Richard Guenther <rguenther@suse.de>
28338 PR middle-end/52443
28339 * tree-cfg.c (verify_gimple_assign_unary): Allow any
28340 conversions from integral types to pointer types.
28342 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
28344 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
28345 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
28346 unintentionally removed in r184616.
28348 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28350 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
28353 2012-02-29 Jakub Jelinek <jakub@redhat.com>
28354 Uros Bizjak <ubizjak@gmail.com>
28357 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
28358 alternatives, add "e" constraint to the new last alternative
28359 and ! to last 3 alternatives.
28361 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
28363 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
28364 DW_AT_artificial attributes at the end of the processing.
28365 (gen_array_type_die): Likewise.
28366 (gen_enumeration_type_die): Likewise.
28367 (gen_struct_or_union_type_die): Likewise.
28368 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
28371 2012-02-29 Jakub Jelinek <jakub@redhat.com>
28373 PR middle-end/52419
28374 * expr.c (expand_assignment): If doing misaligned store that doesn't
28375 cover all mode bits, perform a RMW cycle.
28377 PR tree-optimization/52429
28378 * tree-parloops.c (separate_decls_in_region_debug): Return early
28379 if var is LABEL_DECL.
28381 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28383 PR tree-optimization/52424
28384 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
28385 calling dom_thread_across_edge.
28387 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
28389 * config/avr/avr.c: Move definition of TARGET macros to end of file.
28391 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
28393 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
28394 * config/avr/avr.c (avr_output_bld): Remove unused function.
28395 (avr_out_sbxx_branch): Use "%T" to print bit position.
28397 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
28399 * config/avr/avr.md: Untabify.
28401 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
28403 * config/avr/avr.md (eqne): New code iterator.
28404 (*dec-and-branchsi): Use it in text peephole's condition.
28405 (*dec-and-branchhi): Ditto.
28406 (*dec-and-branchqi): Ditto.
28408 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
28411 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
28412 the device does not have the skip-bug.
28414 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
28416 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
28417 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
28418 -mpretend-cmove): New.
28420 2012-02-29 Jakub Jelinek <jakub@redhat.com>
28423 * df.h (struct df_d): Adjust comment that hard_regs_live_count
28424 doesn't count DEBUG_INSN refs.
28425 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
28426 for DEBUG_INSN refs.
28428 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28432 2012-02-20 Richard Guenther <rguenther@suse.de>
28433 PR tree-optimization/52298
28434 * tree-vect-stmts.c (vectorizable_load): Properly use
28435 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
28437 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
28439 PR middle-end/51752
28440 * gimple.h (gimple_in_transaction): New.
28441 (gimple_set_in_transaction): New.
28442 (struct gimple_statement_base): Add in_transaction field.
28443 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
28445 (tree_ssa_lim_initialize): Compute transaction bits.
28446 * tree.h (compute_transaction_bits): Protoize.
28447 * trans-mem.c (tm_region_init): Use the heap to store BB
28449 (compute_transaction_bits): New.
28451 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
28453 * gcc.c (display_help): Document --help=common and sort entries
28456 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
28458 * doc/install.texi: Document check-$LANG specific shortcuts
28460 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
28463 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
28465 * config/arm/arm_neon.h: Regenerate.
28466 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
28467 (neon_vcgeu): New insn.
28468 (neon_vcgtu): Likewise.
28469 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
28470 (ops): Unsigned comparison intrinsics call a different builtin.
28472 2012-02-28 Richard Guenther <rguenther@suse.de>
28475 * config/i386/i386.c (ix86_expand_vector_set): Fix element
28476 ordering for the VEC_CONCAT for two element vectors for
28477 V2SFmode, V2SImode and V2DImode.
28479 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
28482 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
28483 detecting big-endian triplets.
28485 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
28487 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
28488 mode if there is no type information available.
28490 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
28492 PR tree-optimization/53207
28493 * doc/invoke.texi: Document as experimental and relying on graphite.
28495 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
28497 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
28498 of initializer to changes from r184614.
28500 2012-02-28 Richard Guenther <rguenther@suse.de>
28502 PR tree-optimization/52395
28503 * tree-sra.c (build_ref_for_offset): Also look at the base
28504 TYPE_ALIGN when figuring out the alignment of the replacement.
28506 2012-02-28 Richard Guenther <rguenther@suse.de>
28508 PR tree-optimization/52402
28509 * ipa-prop.c (ipa_modify_call_arguments): Properly use
28510 mis-aligned types when creating the accesses at the call site.
28512 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
28514 * config/avr/builtins.def: New file.
28515 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
28516 * config/avr/avr.c (enum avr_builtin_id): Use it.
28517 (avr_init_builtins): Use it. And use avr_bdesc.
28518 (bdesc_1arg): Remove.
28519 (bdesc_2arg): Remove.
28520 (bdesc_3arg): Remove.
28521 (struct avr_builtin_description): Add field n_args.
28522 (avr_bdesc): New static variable using builtins.def.
28523 (avr_expand_builtin): Use it.
28524 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
28525 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
28526 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
28528 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
28531 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
28532 match only one single hard register with respective hard reg rtx.
28533 (movmemx_<mode>): Ditto.
28534 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
28535 insn anatomy of movmem[x]_<mode>.
28536 (avr_out_movmem): Same for printing assembler and operand usage.
28538 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
28542 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
28543 address spaces located outside of device flash.
28545 * config/avr/avr.h (base_arch_s): Remove field n_segments.
28546 (mcu_type_s): Add field n_flash.
28547 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
28548 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
28549 (AVR_MCU): Add N_FLASH argument.
28550 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
28551 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
28552 macro __FLASH<n> if that address space makes sense for the device.
28553 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
28554 outside of target flash.
28555 (avr_asm_named_section): Ditto.
28556 (avr_asm_select_section): Ditto.
28557 (avr_addr_space_convert): Ditto.
28558 (avr_emit_movmemhi): Ditto.
28559 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
28560 address space is outside of device flash.
28561 (avr_insert_attributes): Ditto.
28562 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
28563 avr_current_arch->n_segments.
28565 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
28568 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
28569 (*movabs<mode>_2): Likewise.
28571 2012-02-27 Jakub Jelinek <jakub@redhat.com>
28574 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
28575 s_register_operand in the test instead of REG_P. Don't call
28576 gen_reg_rtx if it won't be used.
28578 PR tree-optimization/52376
28579 * ipa-split.c (split_function): Ignore CLOBBER stmts.
28581 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
28583 * ifcvt.c (noce_get_condition): Check condition variable is not
28584 small_register_classes_for_mode_p before accepting.
28586 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
28588 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
28590 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
28593 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
28594 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
28596 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
28598 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
28600 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
28602 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
28604 * config/sh/predicates.md: Remove blank lines.
28605 * config/sh/sh.c: Fix typos in comments.
28606 * config/sh/constraints.md: Likewise.
28607 * config/sh/sh.md: Remove blank lines.
28608 Fix typos in comments. Use ;; as comment characters.
28610 2012-02-26 Walter Lee <walt@tilera.com>
28612 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
28613 (replace_mov_pcrel_step2): Ditto.
28615 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
28618 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
28619 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
28620 and locs that reference values newer than the non-canonical value
28621 at hand. Return the canonical value as a worst case.
28622 (memrefs_conflict_p): Walk canonical value's locs.
28625 * cselib.c (preserve_only_constants): Rename to...
28626 (preserve_constants_and_equivs): ... this. Split out...
28627 (invariant_or_equiv_p): ... this. Preserve plus expressions
28628 of other preserved expressions too.
28629 (cselib_reset_table): Adjust.
28630 * var-tracking.c (reverse_op): Use canonical value to build
28633 2012-02-23 Kai Tietz <ktietz@redhat.com>
28635 * config/i386/i386.c (ix86_delegitimize_address): Handle
28636 UNSPEC_PCREL plus displacement.
28638 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
28641 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
28642 to test for unusedness in st X addressing.
28644 2012-02-24 Richard Guenther <rguenther@suse.de>
28646 PR middle-end/52361
28647 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
28648 (is_gimple_reg_type): Move inline ...
28649 * gimple.h (is_gimple_reg_type): ... here.
28651 2012-02-24 Richard Guenther <rguenther@suse.de>
28653 PR middle-end/52361
28654 * passes.c (execute_function_todo): When verifying SSA form
28655 verify gimple form first.
28656 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
28658 2012-02-24 Richard Guenther <rguenther@suse.de>
28660 PR middle-end/52355
28661 * fold-const.c (fold_addr_of_array_ref_difference): New function.
28662 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
28664 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
28666 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
28668 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
28670 * tree-phinodes.c (make_phi_node): Mark static.
28671 * tree-flow.h (make_phi_node): Remove extern decl.
28672 * doc/gimple.texi (make_phi_node): Remove documentation.
28674 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
28676 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
28677 * tree-ssa-sccvn.c (print_scc): Ditto.
28679 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
28681 * doc/passes.texi (Full redundancy elimination): Fix typo.
28683 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
28685 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
28687 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
28690 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
28692 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
28695 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
28697 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
28699 * config/avr/avr.md (code_stdname): Add ior, xor.
28700 (xior): New code iterator.
28701 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
28702 (*<code_stdname><mode>qi.byte1-3): Ditto.
28704 2012-02-23 Jakub Jelinek <jakub@redhat.com>
28706 PR tree-optimization/52019
28707 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
28710 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28712 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
28713 HAVE_INITFINI_ARRAY to work around namespace pollution in
28714 certain versions of newlib system headers.
28715 * config.in: Regenerate.
28716 * configure: Regenerate.
28717 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
28718 instead of HAVE_INITFINI_ARRAY.
28720 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
28723 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
28724 is not offsettable memory reference.
28726 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
28729 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
28730 setting avr_need_clear_bss_p for __gnu_lto* symbols.
28732 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
28734 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
28735 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
28737 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28739 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
28740 library on Solaris 8 even without TLS support.
28741 * configure: Regenerate.
28743 2012-02-22 Richard Guenther <rguenther@suse.de>
28745 PR middle-end/52329
28746 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
28747 for GIMPLE_DEBUG stmts.
28749 2012-02-22 Martin Jambor <mjambor@suse.cz>
28751 PR middle-end/51782
28752 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
28753 according to the base object.
28755 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
28757 PR rtl-optimization/50063
28758 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
28759 and 2 (8-bit SP) in operand 2.
28760 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
28761 setup to use movhi_sp_r instead of vanilla move to write SP.
28762 Adjust REG_CFA notes to superseed unspec.
28763 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
28765 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
28766 known to be off) only with TARGET_NO_INTERRUPTS. Never use
28767 irq_state 1 (IRQ known to be on) here.
28769 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
28771 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
28773 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
28774 assign_hard_reg): Likewise.
28776 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
28778 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
28780 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
28782 * config/avr/avr.md
28783 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
28784 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
28786 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
28788 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
28789 prototype from here to...
28790 * config/avr/avr.h: ...here.
28792 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
28795 * thumb2.md (thumb2_shiftsi3_short): Split register and
28796 immediate shifts. For register shifts tie operands 0 and 1.
28797 (peephole2 for above): Check that register-controlled shifts
28798 have suitably tied operands.
28800 2012-02-21 Quentin Neill <quentin.neill@amd.com>
28803 * config/i386/bdver1.md (bdver1_call, bdver1_push,
28804 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
28805 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
28806 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
28807 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
28808 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
28809 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
28810 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
28811 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
28812 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
28813 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
28814 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
28815 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
28816 bdver1_ssevector_avx256_unaligned_load,
28817 bdver1_ssevector_sse128_unaligned_load,
28818 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
28819 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
28820 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
28821 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
28822 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
28823 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
28824 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
28825 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
28826 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
28827 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
28828 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
28829 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
28830 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
28831 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
28832 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
28833 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
28834 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
28835 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
28836 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
28837 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
28838 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
28839 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
28840 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
28841 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
28842 bdver1_ssediv_double_load, bdver1_ssediv_double,
28843 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
28844 Add "bdver2" attribute.
28846 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28848 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
28849 default if possible and not specified otherwise.
28851 2012-02-21 Richard Guenther <rguenther@suse.de>
28853 PR middle-end/52314
28854 * gimplify.c (create_tmp_from_val): Use the main variant type
28855 for the type of the temporary we create.
28857 2012-02-21 Richard Guenther <rguenther@suse.de>
28859 PR tree-optimization/52324
28860 * gimplify.c (gimplify_expr): When re-gimplifying expressions
28861 do not gimplify a MEM_REF address operand if it is already
28864 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28866 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
28867 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
28869 2012-02-21 Richard Guenther <rguenther@suse.de>
28871 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
28872 nested_in_vect_loop.
28874 2012-02-21 Jakub Jelinek <jakub@redhat.com>
28876 PR tree-optimization/52318
28877 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
28878 vdef also to non-pure/const call stmts in the sequence.
28880 2012-02-21 Tristan Gingold <gingold@adacore.com>
28882 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
28884 2012-02-20 David S. Miller <davem@davemloft.net>
28886 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
28887 don't use the "rd %pc" instruction on v9 for PIC register loads.
28889 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
28891 PR middle-end/52141
28892 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
28893 in a transaction safe function.
28895 2012-02-20 Kai Tietz <ktietz@redhat.com>
28898 * stor-layout.c (place_field): Handle desired_align for
28901 2012-02-20 Richard Guenther <rguenther@suse.de>
28903 PR tree-optimization/52298
28904 * tree-vect-stmts.c (vectorizable_store): Properly use
28905 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
28907 (vectorizable_load): Likewise.
28908 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
28909 Access DR_STEP after ensuring it is not NULL.
28911 2012-02-20 Jakub Jelinek <jakub@redhat.com>
28913 PR tree-optimization/52286
28914 * fold-const.c (fold_binary_loc): For (X & C1) | C2
28915 optimization use double_int_to_tree instead of build_int_cst_wide,
28916 rewrite to use double_int vars.
28918 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28921 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
28923 Remove -e 0 from $gcc_cv_ld invocation.
28924 Only use __GLIBC_PREREQ if defined.
28925 Enable on Solaris since Solaris 8 patch.
28926 (gcc_SUN_LD_VERSION): New macro.
28927 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
28928 gcc_SUN_LD_VERSION for version number format.
28929 * configure: Regenerate.
28930 * varasm.c (get_elf_initfini_array_priority_section): Set
28931 SECTION_NOTYPE for non-default priority.
28932 Use get_section instead of get_unnamed_section to emit
28933 .init_array/.fini_array with default priority.
28935 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
28937 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
28938 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
28939 (mips_start_unique_function, mips_output_mips16_rdhwr)
28940 (mips_code_end): New functions.
28941 (TARGET_ASM_CODE_END): Define.
28943 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
28945 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
28946 to stubs with non-sibling calls.
28948 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
28950 * doc/invoke.texi (-fira-* options): Copy-edit.
28951 (ira-* parameters): Copy-edit.
28953 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
28955 * doc/invoke.texi: Minor copy-edits to bring into conformance with
28956 GCC coding conventions.
28958 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
28960 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
28961 when used as adjectives.
28963 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
28965 * doc/invoke.texi: Clean up "that"/"which" confusion.
28967 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
28969 * system.h: Poison SMALL_REGISTER_CLASSES
28970 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
28971 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
28973 2012-02-16 Jakub Jelinek <jakub@redhat.com>
28975 PR tree-optimization/52285
28976 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
28977 when deciding if a call is a tail call or tail recursion.
28979 2012-02-16 Kai Tietz <ktietz@redhat.com>
28981 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
28982 interger-constant displacement for UNSPEC_PCREL.
28984 2012-02-16 Jakub Jelinek <jakub@redhat.com>
28986 PR rtl-optimization/52208
28987 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
28988 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
28990 PR tree-optimization/52255
28991 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
28992 loop->header has virtual PHI, but exit_e->dest doesn't, add
28993 virtual PHI to exit_e->dest and adjust all uses after the loop.
28996 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
28997 children with clone_tree_hash, not after it.
28999 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
29001 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
29002 extended identifiers.
29004 2012-02-16 Jakub Jelinek <jakub@redhat.com>
29006 PR middle-end/51929
29007 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
29008 a same_body_alias, also test whether e->callee isn't a former
29009 or current clone of the decl this is a same body alias of.
29011 PR translation/52264
29012 * cgraphunit.c (verify_cgraph_node): Fix a typo.
29014 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
29016 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
29018 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
29021 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
29022 force_reg instead of copy_to_reg for better optimization. Force
29023 non-register or memory operands into a register.
29025 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
29027 * extend.texi: Reserve upper bits of memory model for future use.
29029 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
29030 Anatoly Sokolov <aesok@post.ru>
29031 Eric Weddington <eric.weddington@atmel.com>
29034 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
29035 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
29036 Rewrite initializers for .macro.
29037 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
29038 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
29039 atxmega32d4, atxmega32x1.
29040 avrxmega4: atxmega64a3, atxmega64d3.
29041 avrxmega5: atxmega64a1, atxmega64a1u.
29042 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
29043 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
29044 avrxmega7: atxmega128a1, atxmega128a1u.
29045 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
29046 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
29047 (struct base_arch_s): Rename reserved to xmega_p.
29048 Rename reserved2 to have_rampd.
29049 (AVR_XMEGA): New define.
29050 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
29051 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
29052 * config/avr/predicates.md (io_address_operand): Take into
29053 account SFR offset.
29054 (low_io_address_operand): Ditto.
29055 (high_io_address_operand): Ditto.
29056 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
29057 (enabled, movhi_sp_r): Use them.
29058 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
29059 cpp_define_formatted to built-in define __AVR_ARCH__.
29060 (__AVR_XMEGA__): New built-in define.
29061 (__AVR_HAVE_RAMPD__): New built-in define.
29062 (__AVR_HAVE_RAMPX__): New built-in define.
29063 (__AVR_HAVE_RAMPY__): New built-in define.
29064 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
29066 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
29067 (avr_option_override): Initialize them.
29068 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
29069 (avr_init_expanders): Initialize them. No more block several calls.
29070 (emit_push_sfr): New static function.
29071 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
29073 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
29074 (avr_print_operand): Print addreeses as symbols for
29075 RAMPX, RAMPY, RAMPD, CCP.
29076 (output_movhi): Handle AVR_XMEGA when writing to SP.
29077 (avr_out_movhi_mr_r_xmega): New static function.
29078 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
29079 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
29080 __RAMPD__, __CCP__ as needed.
29082 * config/avr/multilib.h: Regenerate.
29083 * config/avr/t-multilib: Regenerate.
29084 * config/avr/avr-tables.opt: Regenerate.
29086 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
29088 PR tree-optimization/50561
29089 * graphite-flattening.c (lst_project_loop): Do not
29090 remove old scattering dimensions after flattening.
29091 (lst_do_flatten): Likewise.
29093 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
29095 * doc/extend.texi (AVR Built-in Functions): Remove doc for
29096 __builtin_avr_map8, __builtin_avr_map16.
29097 Document __builtin_avr_insert_bits.
29099 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
29100 (insert_bits): New insn.
29101 (adjust_len.map_bits): Rename to insert_bits.
29102 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
29103 * avr-protos.h (avr_out_map_bits): Remove.
29104 (avr_out_insert_bits, avr_has_nibble_0xf): New.
29105 * config/avr/constraints.md (Cxf,C0f): New.
29106 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
29107 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
29108 New built-in define __BUILTIN_AVR_INSERT_BITS.
29109 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
29110 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
29111 (avr_move_bits): Rewrite.
29112 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
29114 (avr_map_op_t): New typedef.
29115 (avr_map_op): New static variable.
29116 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
29117 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
29118 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
29119 (bdesc_3arg, avr_expand_triop_builtin): New.
29120 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
29121 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
29122 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
29123 (avr_map_equal_p, avr_map_sig_p): Remove.
29124 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
29125 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
29126 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
29127 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
29128 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
29129 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
29131 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
29133 * config/c6x/c6x.md (reserve_cycles): New attribute.
29134 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
29135 don't reserve functional units after the branch occurs.
29137 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
29139 PR middle-end/52142
29140 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
29141 functions into non-tm_pure functions.
29143 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
29146 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
29147 (iterative_hash_canonical_type): Likewise.
29148 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
29151 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
29153 * haifa-sched.c (prune_ready_list): Ensure that if there is a
29154 sched-group insn, it either remains alone or the entire list is pruned.
29156 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
29158 * doc/install.texi (Prerequisites): Fix grammar.
29159 (Configuration): Likewise.
29161 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
29163 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
29164 MPC as part of GCC before describing configuring with --with-gmp etc.
29165 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
29166 sources are present.
29168 2012-02-14 Jakub Jelinek <jakub@redhat.com>
29171 * dwarf2out.c (clone_tree_hash): New function.
29172 (copy_decls_walk): Use it instead of clone_tree.
29174 2012-02-14 Richard Guenther <rguenther@suse.de>
29176 PR tree-optimization/52244
29177 PR tree-optimization/51528
29178 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
29179 replacements for integral types.
29181 2012-02-14 Walter Lee <walt@tilera.com>
29183 * config.gcc: Handle tilegx and tilepro.
29184 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
29185 tilegx and tilepro.
29186 Add HAVE_AS_TLS check for tilegx and tilepro.
29187 * configure: Regenerate.
29188 * doc/contrib.texi: Add Mat Hostetter and self.
29189 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
29190 Document instruction intrinsics and network accessing intrinsics.
29191 (TILEPro Built-in Functions): New node. Document instruction
29192 intrinsics and network accessing intrinsics.
29193 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
29194 (Specific, tilepro-*-linux*): Likewise.
29195 * doc/invoke.texi (TILE-Gx Options): New section.
29196 (TILEPro Options): New section.
29197 * doc/md.texi (TILE-Gx): New section.
29198 (TILEPro): New section.
29199 * common/config/tilegx/tilegx-common.c: New file.
29200 * common/config/tilepro/tilepro-common.c: New file.
29201 * config/tilegx/constraints.md: New file.
29202 * config/tilegx/linux.h: New file.
29203 * config/tilegx/mul-tables.c: New file.
29204 * config/tilegx/predicates.md: New file.
29205 * config/tilegx/sync.md: New file.
29206 * config/tilegx/t-tilegx: New file.
29207 * config/tilegx/tilegx-builtins.h: New file.
29208 * config/tilegx/tilegx-c.c: New file.
29209 * config/tilegx/tilegx-generic.md: New file.
29210 * config/tilegx/tilegx-modes.def: New file.
29211 * config/tilegx/tilegx-multiply.h: New file.
29212 * config/tilegx/tilegx-protos.h: New file.
29213 * config/tilegx/tilegx.c: New file.
29214 * config/tilegx/tilegx.h: New file.
29215 * config/tilegx/tilegx.md: New file.
29216 * config/tilegx/tilegx.opt: New file.
29217 * config/tilepro/constraints.md: New file.
29218 * config/tilepro/gen-mul-tables.cc: New file.
29219 * config/tilepro/linux.h: New file.
29220 * config/tilepro/mul-tables.c: New file.
29221 * config/tilepro/predicates.md: New file.
29222 * config/tilepro/t-tilepro: New file.
29223 * config/tilepro/tilepro-builtins.h: New file.
29224 * config/tilepro/tilepro-c.c: New file.
29225 * config/tilepro/tilepro-generic.md: New file.
29226 * config/tilepro/tilepro-modes.def: New file.
29227 * config/tilepro/tilepro-multiply.h: New file.
29228 * config/tilepro/tilepro-protos.h: New file.
29229 * config/tilepro/tilepro.c: New file.
29230 * config/tilepro/tilepro.h: New file.
29231 * config/tilepro/tilepro.md: New file.
29232 * config/tilepro/tilepro.opt: New file.
29234 2012-02-14 Jakub Jelinek <jakub@redhat.com>
29236 PR tree-optimization/52210
29237 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
29238 vect_model_simple_cost with two entry vect_def_type array instead
29239 of an address of dt.
29241 2012-02-14 Richard Guenther <rguenther@suse.de>
29244 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
29245 Do not stream DECL_QUALIFIER.
29246 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
29247 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
29248 (find_decls_types_r): Do not walk DECL_QUALIFIER.
29250 2012-02-14 Jakub Jelinek <jakub@redhat.com>
29253 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
29256 2012-02-13 Jakub Jelinek <jakub@redhat.com>
29259 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
29260 * cselib.c (cselib_subst_to_values_from_insn): New function.
29261 * sched-deps.c (add_insn_mem_dependence,
29262 sched_analyze_1, sched_analyze_2): Use it.
29264 2012-02-13 Jan Hubicka <jh@suse.cz>
29266 PR middle-end/52214
29267 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
29269 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
29271 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
29272 (GTM_SELF_SPECS): Define if not already defined.
29273 (driver_self_specs): Add GTM_SELF_SPECS.
29274 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
29275 (GTM_SELF_SPECS): Define.
29276 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
29277 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
29279 2012-02-13 Jakub Jelinek <jakub@redhat.com>
29281 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
29284 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
29286 PR middle-end/52230
29287 * omp-low.c (expand_omp_for): If a static schedule without chunk size
29288 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
29290 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
29293 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
29295 2012-02-13 Richard Guenther <rguenther@suse.de>
29297 PR translation/52211
29298 * passes.c (enable_disable_pass): Fix typo.
29300 2012-02-13 Jakub Jelinek <jakub@redhat.com>
29302 PR middle-end/52209
29303 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
29304 XOR for reduce_bit_field if type is unsigned.
29306 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
29308 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
29309 disallow changes from SFmode to mode with different size in FP regs.
29311 2012-02-12 Robert Millan <rmh@gnu.org>
29312 Gerald Pfeifer <gerald@pfeifer.com>
29314 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
29317 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
29319 PR rtl-optimization/52175
29320 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
29321 to frame-related instructions.
29323 2012-02-10 Jason Merrill <jason@redhat.com>
29326 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
29327 (demangle_new_symbols): Fill it.
29328 (scan_linker_output): Walk it.
29329 (start_tweaking): Split out from scan_linker_output.
29330 (maybe_tweak): Update sym->chosen.
29331 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
29333 2012-02-11 Jakub Jelinek <jakub@redhat.com>
29336 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
29338 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
29340 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
29341 having the same mode as previous compare.
29343 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
29345 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
29346 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
29347 (nonlocal_goto_internal): Likewise.
29348 (nonlocal_goto): Emit a use and an indirect jump directly.
29350 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
29353 * doc/extend.texi : Update comments for __atomic_compare_exchange and
29354 __atomic_{is,always}_lock_free.
29356 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
29359 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
29360 negative constant address for TARGET_X32.
29362 2012-02-10 Richard Henderson <rth@redhat.com>
29364 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
29365 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
29366 for GIMPLE_TRANSACTION. Tidy if's into a switch.
29368 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29369 Ira Rosen <irar@il.ibm.com>
29371 PR tree-optimization/50031
29372 * targhooks.c (default_builtin_vectorization_cost): Handle
29373 vec_promote_demote.
29374 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
29375 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
29376 all types of reduction and pattern statements.
29377 (vect_estimate_min_profitable_iters): Likewise.
29378 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
29379 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
29380 for explicit realigns.
29381 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
29382 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
29383 vec_promote_demote.
29384 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
29385 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
29386 vec_perm for VSX and handle vec_promote_demote.
29388 2012-02-10 Jakub Jelinek <jakub@redhat.com>
29390 PR middle-end/52177
29391 * builtins.c (fold_builtin_atomic_always_lock_free,
29392 expand_builtin_atomic_always_lock_free,
29393 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
29394 Return and/or test boolean_true_node/boolean_false_node instead of
29395 integer_one_node/integer_zero_node.
29397 2012-02-10 Jan Hubicka <jh@suse.cz>
29399 PR middle-end/48600
29400 * predict.c (predict_paths_for_bb): Prevent looping.
29401 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
29403 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
29405 * config/arm/arm.c (output_move_double): In one case properly
29406 count number of instructions that will be emitted.
29408 2012-02-10 Richard Guenther <rguenther@suse.de>
29410 PR translation/52193
29411 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
29413 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
29415 PR middle-end/52140
29416 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
29418 2012-02-09 Jakub Jelinek <jakub@redhat.com>
29421 * var-tracking.c (emit_note_insn_var_location): If
29422 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
29423 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
29424 non-NOTE_DURING_CALL_P insn.
29426 2012-02-09 Bin Cheng <bin.cheng@arm.com>
29428 PR middle-end/51867
29429 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
29431 2012-02-08 Magnus Granberg <zorry@gentoo.org>
29434 * gcc.c (switch_matches) Support switches with separated form,
29437 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
29439 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
29441 (RAMPZ_ADDR): Ditto.
29442 * config/avr/avr.c (avr_addr_t): New typedef.
29443 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
29444 (avr_init_expanders): Initialize it.
29445 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
29447 (expand_epilogue): Ditto.
29448 (avr_print_operand): Ditto.
29449 (avr_file_start): Ditto.
29450 (avr_emit_movmemhi): Ditto.
29452 2012-02-08 Richard Guenther <rguenther@suse.de>
29454 PR tree-optimization/46886
29455 * tree-flow.h (do_while_loop_p): Declare.
29456 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
29457 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
29459 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
29461 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
29462 always succeed for integers larger than a native word.
29464 2012-02-08 Richard Guenther <rguenther@suse.de>
29466 PR rtl-optimization/52170
29467 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
29468 properly handle integer vector modes.
29470 2012-02-08 Jakub Jelinek <jakub@redhat.com>
29472 PR gcov-profile/52150
29473 * coverage.c: Include target.h.
29474 (build_var): Call targetm.strip_name_encoding on the assembler name.
29475 Change one _ into . or $ if the target allows it.
29476 * Makefile.in (coverage.o): Depend on $(TARGET_H).
29478 PR rtl-optimization/52139
29479 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
29480 is a BARRIER after emit_insn_after_noloc, move BB_END
29481 to the last non-BARRIER insn before it.
29483 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
29485 PR middle-end/24306
29486 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
29487 (mips_gimplify_va_arg_expr): Call it instead of
29488 std_gimplify_va_arg_expr.
29490 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
29492 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
29493 message for -mno-pointers-to-nested-function.
29495 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
29497 PR middle-end/51994
29498 * expr.c (get_inner_reference): If there is an offset, add a negative
29499 bit position to it (if any).
29501 2012-02-07 Jakub Jelinek <jakub@redhat.com>
29503 PR rtl-optimization/52060
29504 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
29505 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
29506 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
29507 and/or i0src_copy2 when needed.
29509 2012-02-07 Jakub Jelinek <jakub@redhat.com>
29511 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
29512 or LTOPLUGINSONAME if have_c.
29514 * config/freebsd-spec.h: Add comment about what macros can be defined
29516 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
29517 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
29520 2012-02-07 Richard Guenther <rguenther@suse.de>
29522 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
29523 newline in -alias dumps.
29525 2012-02-07 Kai Tietz <ktietz@redhat.com>
29526 Dave Korn <dave.korn.cygwin@gmail.com>
29529 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
29530 Take care that typinfo gets dllexport-attribute.
29532 2012-02-07 Jakub Jelinek <jakub@redhat.com>
29534 PR middle-end/52074
29535 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
29536 if modifier < EXPAND_SUM call force_operand on the result.
29538 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
29540 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
29541 adding __forwarder_dst__ prefix if a forwarder_section attribute is
29543 (epiphany_function_type): Replace types for specific interrupts with
29544 EPIPHANY_FUNCTION_INTERRUPT.
29545 (EPIPHANY_INTERRUPT_P): Update.
29546 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
29547 New static function.
29548 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
29549 <disinterrupt>: Affects type identity.
29550 (epiphany_handle_interrupt_attribute): Handle variable number of
29552 (epiphany_compute_function_type): Update for new
29553 epiphany_function_type definition.
29554 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
29555 handlers with a longcall forwarder.
29556 (epiphany_start_function): Handle multiple interrupt arguments and/or
29557 forwarder_section attribute.
29559 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
29562 2012-02-07 Alan Modra <amodra@gmail.com>
29565 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
29568 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29570 PR tree-optimization/50969
29571 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
29572 use vec_perm rather than vector_stmt.
29573 (vect_model_load_cost): Likewise.
29574 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
29575 vec_perm to be the same as other vector statements.
29576 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
29577 cost of vec_perm for TARGET_VSX.
29579 2012-02-06 Richard Guenther <rguenther@suse.de>
29581 PR tree-optimization/52115
29582 * tree-sra.c (access_has_replacements_p): New function.
29583 (sra_modify_assign): Use it to decide whether a use is uninitialized.
29585 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
29587 PR middle-end/52047
29588 * trans-mem.c (expand_call_tm): Add an assertion.
29589 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
29592 2012-02-06 Richard Guenther <rguenther@suse.de>
29594 PR tree-optimization/50955
29595 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
29596 raise cost of expressions that replace an address with an
29597 expression based on a different pointer.
29599 2012-02-06 Jakub Jelinek <jakub@redhat.com>
29602 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
29603 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
29605 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
29608 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
29609 -Weffc++ and specify guidelines come from second edition.
29611 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
29613 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
29614 (sibcall_value_multiple_internal, call_split, call_internal_direct)
29615 (call_direct_split, call_value_split, call_value_internal_direct)
29616 (call_value_direct_split, call_value_multiple_split): Use jal and
29617 jal_macro attributes.
29619 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
29621 * reload1.c (reload_regs_reach_end_p): Replace with...
29622 (reload_reg_rtx_reaches_end_p): ...this function.
29623 (new_spill_reg_store): Update commentary.
29624 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
29625 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
29626 before setting new_spill_reg_store.
29627 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
29628 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
29629 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
29630 for non-spill reload registers.
29632 2012-02-05 Ira Rosen <irar@il.ibm.com>
29634 PR tree-optimization/52091
29635 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
29636 (vect_is_simple_use_1): Likewise.
29637 * tree-vect-loop.c (vectorizable_reduction): Update calls
29638 to vect_is_simple_use_1 and vect_is_simple_use.
29639 (vectorizable_live_operation): Likewise.
29640 * tree-vect-patterns.c (widened_name_p,
29641 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
29642 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
29643 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
29644 vectorizable_shift,vectorizable_operation, vectorizable_store,
29645 vectorizable_load): Likewise.
29646 (vect_is_simple_cond): Add an argument, pass it to
29647 vect_is_simple_use_1.
29648 (vectorizable_condition): Update calls to vect_is_simple_cond,
29649 vect_is_simple_use.
29650 (vect_is_simple_use): Add an argument, the statement in which
29651 OPERAND is used. Check that if OPERAND's def stmt is a double
29652 reduction phi node, the use is a phi node too.
29653 (vect_is_simple_use_1): Add an argument, pass it to
29654 vect_is_simple_use.
29655 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
29656 to vect_is_simple_use.
29658 2012-02-04 Jakub Jelinek <jakub@redhat.com>
29660 PR rtl-optimization/52095
29661 * modulo-sched.c (dump_insn_locator): New function.
29662 (loop_canon_p, sms_schedule): Use it.
29664 PR rtl-optimization/52113
29665 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
29666 even for decomposable shift/zext insns.
29668 2012-02-03 Jakub Jelinek <jakub@redhat.com>
29669 Zdenek Dvorak <ook@ucw.cz>
29671 PR rtl-optimization/52092
29672 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
29673 on get_iv_value result.
29675 2012-02-02 Andrew Pinski <apinski@cavium.com>
29677 PR middle-end/47982
29678 PR middle-end/43967
29679 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
29681 2012-02-02 Jakub Jelinek <jakub@redhat.com>
29683 PR middle-end/48071
29684 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
29686 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
29688 PR rtl-optimization/49800
29689 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
29690 (sched_finish): Call regstat_free_n_sets_and_refs.
29692 2012-02-02 Jia Liu <proljc@gmail.com>
29694 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
29697 2012-02-02 Jan Hubicka <jh@suse.cz>
29698 Tom de Vries <tom@codesourcery.com>
29700 PR middle-end/51998
29701 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
29702 * varpool.c (varpool_analyze_pending_decls): Likewise.
29704 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
29705 Jayant R Sonar <jayant.sonar@kpitcummins.com>
29707 * config.gcc: Add cr16-* support.
29709 * doc/extend.texi: Document cr16 extensions.
29710 * doc/install.texi: Document cr16 install.
29711 * doc/invoke.texi: Document cr16 options.
29712 * doc/md.texi: Document cr16 constraints.
29714 * common/config/cr16/cr16-common.c: New file.
29715 * config/cr16/cr16.c: New file.
29716 * config/cr16/cr16.h: New file.
29717 * config/cr16/cr16.md: New file.
29718 * config/cr16/cr16.opt: New file.
29719 * config/cr16/cr16-protos.h: New file.
29720 * config/cr16/predicates.md: New file.
29721 * config/cr16/constraints.md: New file.
29722 * config/cr16/t-cr16: New file.
29724 2012-02-02 Jakub Jelinek <jakub@redhat.com>
29727 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
29728 that operands[2] is either immediate, or q_regs_operand.
29730 PR tree-optimization/52073
29731 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
29732 a pattern stmt for pattern uses, ignore uses outside of the loop.
29734 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
29736 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
29737 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
29738 (OUT_AS1, OUT_AS2): Remove.
29740 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
29742 PR rtl-optimization/51374
29743 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
29744 to cross other volatile_refs_p insns.
29746 2012-02-01 Richard Guenther <rguenther@suse.de>
29748 * doc/invoke.texi (fno-inline): Clarify documentation.
29749 (finline-small-functions): Likewise.
29750 (finline-functions): Likewise.
29751 * common.opt (finline): Adjust comment and documentation.
29752 (finline-small-functions): Clarify documentation.
29753 (finline-functions): Likewise.
29754 (finline-functions-called-once): Likewise.
29756 2012-02-01 Tristan Gingold <gingold@adacore.com>
29758 * c-typeck.c (composite_type): Keep mode for pointers.
29760 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
29762 * function.h (regno_reg_rtx): Adjust comment.
29763 * reginfo.c (init_reg_modes_target): Only use the previous mode
29764 if it fits within one register. Remove MIPS comment.
29766 2012-01-31 Jakub Jelinek <jakub@redhat.com>
29769 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
29771 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29773 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
29774 to srak instruction.
29776 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
29778 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
29780 2012-01-31 Jakub Jelinek <jakub@redhat.com>
29785 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
29787 2012-01-31 Richard Guenther <rguenther@suse.de>
29789 PR tree-optimization/51528
29790 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
29793 2012-01-31 Jakub Jelinek <jakub@redhat.com>
29798 * ree.c (add_removable_extension): Change def_map argument
29799 to unsigned *, store in def_map 1 + offset into *insn_list vector
29800 instead of pointers into the vector.
29801 (find_removable_extensions): Adjust caller.
29803 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
29805 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
29806 Transform all "* quoted-c-code" to { c-code }.
29807 Remove redundant test for "optimize" in combine patterns.
29808 Move (include "avr-dimode.md") to end of file.
29810 2012-01-30 Bin Cheng <bin.cheng@arm.com>
29813 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
29814 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
29816 2012-01-30 Richard Guenther <rguenther@suse.de>
29818 PR tree-optimization/52028
29819 * tree-loop-distribution.c (ldist_gen): Properly update
29822 2012-01-30 Jakub Jelinek <jakub@redhat.com>
29825 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
29826 set_cur_line_info_table if not emitting debug info.
29828 PR tree-optimization/52046
29829 * tree-vect-patterns.c (check_bool_pattern): Give up if
29830 a comparison could throw.
29833 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
29835 2012-01-30 Richard Guenther <rguenther@suse.de>
29837 PR tree-optimization/52045
29838 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
29839 SSA form if cfgcleanup did anything.
29841 2012-01-30 Richard Guenther <rguenther@suse.de>
29843 PR tree-optimization/52045
29844 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
29845 before computing final todo.
29847 2012-01-30 Richard Guenther <rguenther@suse.de>
29849 PR tree-optimization/51528
29850 * tree-sra.c (sra_modify_assign): Re-factor in preparation
29853 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
29855 * df-problems.c (df_kill_notes): Check that the use refers
29856 to the note under examination.
29858 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
29861 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
29862 parameter and use short-lived pseudos.
29863 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
29864 (sparc_expand_vector_init): Const-ify local variables and adjust
29865 calls to above functions.
29867 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
29869 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
29871 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
29873 * doc/invoke.texi: Make usage of "compile time" and
29874 "run time"/"runtime" consistent throughout the file.
29876 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
29878 * config/alpha/alpha.c (alpha_option_override): Default to
29879 full IEEE compliance mode for Go language.
29881 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
29883 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
29884 (LINK_SSP_SPEC): Define.
29886 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29889 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
29892 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
29894 * doc/invoke.texi: Correct hyphenation of "floating point",
29895 "double precision", and related terminology throughout the file.
29897 2012-01-28 Jakub Jelinek <jakub@redhat.com>
29900 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
29901 arm_general_register_operand predicate for operand 2 instead of
29904 2012-01-27 Ian Lance Taylor <iant@google.com>
29907 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
29908 * builtins.c (expand_builtin_init_trampoline): Add onstack
29909 parameter. Change caller.
29910 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
29911 * tree.c (build_common_builtin_nodes): Declare
29912 __builtin_init_heap_trampoline.
29914 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
29916 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
29917 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
29918 * config/avr/avr.c: Ditto.
29919 (avr_regnames): Remove because unused.
29920 * config/avr/avr.md (*cpse.ne): New peephole.
29921 (*cpse.eq): New peephole from former cpse peepholes.
29923 2012-01-27 Michael Eager <eager@eagercon.com>
29925 * config/microblaze.c (microblaze_emit_compare): Correct
29926 test after pcmp instruction.
29928 2012-01-27 Richard Guenther <rguenther@suse.de>
29930 PR tree-optimization/52020
29931 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
29933 2012-01-27 Richard Guenther <rguenther@suse.de>
29935 * ipa-pure-const.c (check_stmt): Clobbers do not make a
29936 function non-const/pure.
29938 2012-01-27 Richard Guenther <rguenther@suse.de>
29940 PR tree-optimization/50444
29941 * tree-sra.c (build_ref_for_offset): Properly adjust the
29942 MEM_REF type for unaligned accesses.
29944 2012-01-27 Richard Guenther <rguenther@suse.de>
29946 PR tree-optimization/50444
29947 * expr.c (mem_ref_refers_to_non_mem_p): New function.
29948 (expand_assignment): Use it. Properly handle misaligned
29949 bases when expanding stores to component references.
29950 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
29951 refactor that case.
29953 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
29955 PR middle-end/51389
29956 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
29957 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
29958 * tree-data-ref.c (find_data_references_in_loop): Make static.
29959 (compute_all_dependences): Change return type to bool. Bail out
29960 for too many datarefs in a loop. Move the hunk resetting the data
29961 dependences vector from ...
29962 (compute_data_dependences_for_loop): ... here. Account for
29963 compute_all_dependences returning false.
29964 (compute_data_dependences_for_bb): Likewise.
29965 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
29966 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
29968 2012-01-27 Richard Guenther <rguenther@suse.de>
29970 PR middle-end/51959
29971 * expr.c (store_field): Use the alias-set of the scratch memory
29974 2012-01-27 Tom de Vries <tom@codesourcery.com>
29976 PR tree-optimization/51990
29977 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
29979 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
29981 2012-01-27 Jakub Jelinek <jakub@redhat.com>
29984 * var-tracking.c (reverse_op): Don't add any reverse operation
29985 if V already has any constant locations.
29987 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
29989 * doc/invoke.texi: Correct usage of "command line" (noun)
29990 vs "command-line" (adjective) throughout.
29992 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
29994 * doc/invoke.texi (Language Independent Options): Move
29995 -Wcoverage-mismatch blurb from here....
29996 (Warning Options): ...to here.
29998 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
30000 * config/rs6000/rs6000.c (rs6000_option_override_internal):
30001 Set rs6000_always_hint to false for 476.
30003 2012-01-27 Matthias Klose <doko@ubuntu.com>
30005 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
30007 * incpath.c (add_standard_paths): Likewise.
30009 2012-01-27 Richard Henderson <rth@redhat.com>
30011 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
30012 * config/m68k/sync.md (atomic_test_and_set): Rename from
30013 sync_test_and_setqi and adjust the operands.
30014 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
30015 and unconditionally enable.
30017 2012-01-27 Richard Henderson <rth@redhat.com>
30019 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
30020 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
30021 (ldstub): Rename from ldstubqi.
30022 (ldstub<I24MODE>): Remove.
30024 2012-01-27 Richard Henderson <rth@redhat.com>
30026 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
30027 * c-cppbuiltin.c (cpp_atomic_builtins): Define
30028 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
30029 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
30030 * doc/tm.texi: Rebuild.
30032 2012-01-27 Richard Henderson <rth@redhat.com>
30034 * optabs.c (gen_atomic_test_and_set): Remove default.
30035 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
30037 2012-01-26 Jakub Jelinek <jakub@redhat.com>
30039 PR rtl-optimization/51978
30040 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
30041 (combine_reaching_defs): Likewise.
30042 (struct re_info): Remove.
30043 (add_removable_extension): Remove x and data arguments,
30044 add insn, insn_list and def_map. Use the arguments directly
30045 instead of using struct re_info.
30046 (find_removable_extensions): Don't call add_removable_extension
30047 through note_stores, instead just call it with single_set
30048 result if non-NULL.
30049 (find_and_remove_re): Pass curr_cand->expr instead of
30050 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
30052 2012-01-26 Michael Matz <matz@suse.de>
30054 PR tree-optimization/46590
30055 * cfgexpand.c: Revert last change (r183305).
30056 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
30058 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
30059 checking for emptiness.
30061 2012-01-26 Jakub Jelinek <jakub@redhat.com>
30063 PR middle-end/51895
30064 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
30065 non-addressable non-BLKmode base correctly.
30067 2012-01-26 Michael Matz <matz@suse.de>
30069 PR tree-optimization/48794
30070 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
30071 regions referenced from RESX/EH_DISPATCH.
30073 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30075 * config/s390/s390.h: Make BRANCH_COST an option.
30076 * config/s390/s390.opt: New option -mbranch-cost.
30078 2012-01-26 Richard Henderson <rth@redhat.com>
30080 Revert 2012-01-24 change:
30081 * trans-mem.c (requires_barrier): Do not instrument thread local
30082 variables and emit save/restore for them.
30084 2012-01-25 Jakub Jelinek <jakub@redhat.com>
30086 PR middle-end/51986
30087 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
30090 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
30092 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
30095 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
30098 Rename __pgm to __flash.
30099 Rename __pgm1 to __flash1.
30100 Rename __pgm2 to __flash2.
30101 Rename __pgm3 to __flash3.
30102 Rename __pgm4 to __flash4.
30103 Rename __pgm5 to __flash5.
30104 Rename __pgmx to __memx.
30105 * doc/extend.texi (AVR Named Address Spaces)
30106 Rename address space names as indicated above.
30107 * config/avr/avr.c (avr_addrspace): Ditto.
30109 * config/avr/avr-protos.h
30110 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
30111 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
30112 * config/avr/predicates.md: Ditto.
30113 * config/avr/avr.c Ditto, and
30114 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
30115 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
30117 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
30118 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
30119 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
30120 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
30121 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
30122 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
30123 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
30124 * config/avr/avr.c: Ditto.
30125 * config/avr/avr.md: Ditto.
30127 2012-01-25 Jason Merrill <jason@redhat.com>
30130 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
30132 2012-01-25 Jakub Jelinek <jakub@redhat.com>
30134 PR tree-optimization/51987
30135 * tree-data-ref.c (get_references_in_stmt): Handle references in
30136 non-volatile GIMPLE_ASM.
30138 2012-01-25 Richard Guenther <rguenther@suse.de>
30140 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
30141 bases are dereferenced.
30143 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
30145 PR rtl-optimization/48374
30146 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
30148 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
30150 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
30151 compute_data_dependences_for_loop returns false.
30152 * tree-parloops.c (loop_parallel_p): Likewise.
30154 2012-01-25 Richard Guenther <rguenther@suse.de>
30156 * tree.h (get_pointer_alignment_1): Declare.
30157 * builtins.c (get_pointer_alignment_1): New function.
30158 (get_pointer_alignment): Use it.
30160 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
30162 PR rtl-optimization/48308
30163 * combine.c (enum undo_kind): Add UNDO_LINKS.
30164 (struct undo): Add member l to other_contents and where.
30165 (do_SUBST_LINK): New.
30167 (try_combine): Handle LOG_LINKS for the dummy i1 case.
30168 (undo_all): Handle UNDO_LINKS.
30170 2012-01-25 Richard Henderson <rth@redhat.com>
30172 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
30175 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
30177 * optabs.c (gen_atomic_test_and_set): Use each argument.
30179 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
30181 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
30182 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
30183 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
30184 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
30185 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
30186 TARGET_PAIRED_SINGLE_FLOAT.
30188 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
30190 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
30191 (in_struct, return_val): Remove MEM documentation.
30192 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
30193 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
30194 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
30196 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
30197 * cfgexpand.c (add_alias_set_conflicts): Likewise.
30198 * expr.c (store_field): Likewise.
30199 * function.c (assign_stack_temp_for_type): Likewise.
30200 * ifcvt.c (noce_try_cmove_arith): Likewise.
30201 * reload1.c (reload): Likewise.
30202 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
30203 (alpha_set_memflags): Likewise.
30204 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
30206 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
30208 * rtl.h (true_dependence, canon_true_dependence): Remove varies
30210 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
30211 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
30212 (true_dependence_1, true_dependence, canon_true_dependence): Remove
30214 * cselib.c (cselib_rtx_varies_p): Delete.
30215 (cselib_invalidate_mem): Update call to canon_true_dependence.
30216 * dse.c (record_store, check_mem_read_rtx): Likewise.
30217 (scan_reads_nospill): Likewise.
30218 * cse.c (check_dependence): Likewise.
30219 (cse_rtx_varies_p): Delete.
30220 * expr.c (safe_from_p): Update call to true_dependence.
30221 * ira.c (validate_equiv_mem_from_store): Likewise.
30222 (memref_referenced_p): Likewise.
30223 * postreload-gcse.c (find_mem_conflicts): Likewise.
30224 * sched-deps.c (sched_analyze_2): Likewise.
30225 * store-motion.c (load_kills_store): Likewise.
30226 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
30227 * gcse.c (mems_conflict_for_gcse_p): Likewise.
30228 (compute_transp): Update call to canon_true_dependence.
30230 2012-01-25 Richard Henderson <rth@redhat.com>
30232 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
30233 (maybe_emit_atomic_test_and_set): New.
30234 (expand_sync_lock_test_and_set): Use it.
30235 (expand_atomic_test_and_set): Likewise.
30236 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
30237 the implementation; clarify implementation defined details.
30238 * doc/md.texi (atomic_test_and_set): Document.
30240 2012-01-25 Richard Henderson <rth@redhat.com>
30242 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
30244 2012-01-25 Richard Henderson <rth@redhat.com>
30247 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
30248 to effect no-op split.
30250 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
30253 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
30254 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
30255 (BT_FN_VOID_PTR_INT_SIZE): New.
30256 (BT_FN_UINT_UINT_VAR): Remove.
30257 (BT_FN_UINT32_UINT32_VAR): New.
30258 (BT_FN_DOUBLE_VPTR): Remove.
30259 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
30261 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
30262 (_ITM_changeTransactionMode): Same.
30263 (_ITM_memmoveRtWt): Change return type to void.
30264 (_ITM_memcpyRtWt): Same.
30265 (_ITM_memsetW): Same.
30266 (_ITM_RaRD): Change types to double.
30271 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
30273 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
30274 Patrick Marlier <patrick.marlier@gmail.com>
30276 * trans-mem.c (requires_barrier): Do not instrument thread local
30277 variables and emit save/restore for them.
30279 2012-01-24 Jason Merrill <jason@redhat.com>
30282 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
30283 output static aliases.
30285 2012-01-24 Jakub Jelinek <jakub@redhat.com>
30288 * common.opt (-pie, -shared, pie, shared): Change from Common to
30290 * gcc.c (display_help): Display help for -pie and -shared.
30292 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
30295 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
30296 Remove note on size/offset limitation.
30297 (AVR Variable Attributes): Add example how to read data located
30298 with progmem. Refer to named address spaces.
30299 * doc/invoke.texi (AVR Options): Fix typo.
30301 2012-01-24 Richard Guenther <rguenther@suse.de>
30303 Forward-port to trunk
30304 2010-09-21 Jakub Jelinek <jakub@redhat.com>
30306 PR middle-end/45678
30307 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
30308 op0 isn't sufficiently aligned and there is movmisalignM
30309 insn for mode, use it to load op0 into a temporary register.
30311 2012-01-24 Jakub Jelinek <jakub@redhat.com>
30314 * target.def (const_not_ok_for_debug_p): New hook.
30315 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
30317 * doc/tm.texi: Regenerated.
30318 * dwarf2out.c (const_ok_for_output_1): If
30319 targetm.const_not_ok_for_debug_p returns true, fail.
30320 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
30322 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
30324 2012-01-23 Kai Tietz <ktietz@redhat.com>
30327 * config/i386/predicates.md (symbolic_operand): Allow
30328 UNSPEC_PCREL as PIC expression for lea.
30329 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
30330 * config/i386/i386.c (ix86_delegitimize_address): Handle
30331 UNSPEC_PCREL for none-MEM, too.
30333 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
30335 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
30336 (ipa_tm_create_version_alias): Same.
30338 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
30341 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
30342 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
30344 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
30345 Patrick Marlier <patrick.marlier@gmail.com>
30346 Iain Sandoe <developer@sandoe-acoustics.co.uk>
30349 * lto-wrapper.c (run_gcc): Pass the LTO section name to
30350 simple_object_start_read.
30352 2012-01-23 Richard Guenther <rguenther@suse.de>
30355 PR tree-optimization/51895
30356 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
30357 parameter decomposition into BLKmode components.
30359 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
30361 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
30362 fake variables for restrict-qualified pointers whose pointed-to type
30363 contains a placeholder.
30365 2012-01-23 Richard Guenther <rguenther@suse.de>
30367 PR tree-optimization/51949
30368 * ipa-split.c (execute_split_functions): Do not split malloc functions.
30370 2012-01-23 Jakub Jelinek <jakub@redhat.com>
30372 PR rtl-optimization/51933
30373 * ree.c (transform_ifelse): Return true right away if dstreg is
30374 already wider or equal to cand->mode.
30375 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
30376 (make_defs_and_copies_lists): Remove defs_list and copies_list
30377 arguments, add state argument, just truncate state->work_list
30378 instead of always allocating and freeing the vector. Assert that
30379 get_defs succeeds instead of returning 2. Changed return type to bool.
30380 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
30381 have ext_src_mode, see if it has been modified already with the
30382 right kind of extension and has been extended before from the
30383 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
30384 just return true. Remember the original mode in state->modified array.
30385 (combine_reaching_defs): Add state argument. Don't allocate and
30386 free here def_list, copied_list and vec vectors, instead just
30387 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
30388 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
30389 Add state variable, clear vectors in it, initialize state.modified
30390 if needed. Free all the vectors at the end and state.modified too.
30391 Don't skip a candidate if the extension expression has been modified.
30393 2012-01-22 Douglas B Rupp <rupp@gnat.com>
30396 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
30397 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
30398 (extra_options) interix.opt -> i386/interix.opt"
30399 (extra_objs):Add winnt-stubs.o
30400 * configure.ac: Add interix to target_os .comm on PE check.
30401 * configure: Regenerate.
30402 * config/interix3.h: Delete and move bits to..
30403 * config/interix.h: Delete and move bits to..
30404 * config/i386/i386-interix3.h: Delete and move bits to..
30405 * config/i386/i386-interix.h: ..here.
30406 (TARGET_CPU_DEFAULT): Remove redefinition.
30407 (TARGET_ASM_CONSTRUCTOR): Undefine.
30408 (SUBTARGET_SWITCHES): Define for ms-bitfields.
30409 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
30410 (PTRDIFF_TYPE): Define.
30411 (LONG_DOUBLE_TYPE_SIZE): Define.
30412 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
30413 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
30414 (TARGET_SECTION_TYPE_FLAGS): Define.
30415 (ASM_DECLARE_FUNCTION_NAME): Define.
30416 (ASM_OUTPUT_EXTERNAL): Define.
30417 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
30418 (ASM_OUTPUT_ALIGNED_BSS): Define.
30419 (PCC_BITFIELD_TYPE_MATTERS): Define.
30420 (USE_CONST_SECTION): Define.
30421 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
30422 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
30423 (SUPPORTS_ONE_ONLY): Remove.
30424 (I386_PE_STRIP_ENCODING): Define.
30425 * config/interix.opt: Delete and move bits to..
30426 * config/i386/interix.opt: ..here. New.
30427 (mpe-aligned-commons): Add.
30428 * config/i386/t-interix: Add copyright header.
30429 (winnt-stubs.o): Add rule.
30431 2012-01-22 Jason Merrill <jason@redhat.com>
30434 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
30435 for extra name aliases.
30437 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
30439 PR rtl-optimization/51924
30440 * ree.c (combine_set_extension): Improve debugging message.
30441 (combine_reaching_defs): Likewise.
30442 (get_defs): Rename confusingly named variable.
30443 (find_and_remove_re): Skip a candidate if the extension expression has
30446 2012-01-21 Robert Millan <rmh@gnu.org>
30447 Gerald Pfeifer <gerald@pfeifer.com>
30449 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
30450 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
30452 2012-01-20 Jakub Jelinek <jakub@redhat.com>
30454 PR tree-optimization/51914
30455 * tree-vect-stmts.c (vectorizable_conversion): For
30456 cvt_type && modifier == WIDEN, put temporary with cvt_type
30457 at the beginning of vec_dsts and set vec_dest to temporary
30460 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
30462 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
30464 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
30466 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
30467 * config/rs6000/rs6000.c: Likewise.
30469 2012-01-20 Jakub Jelinek <jakub@redhat.com>
30472 * config/arm/arm.c (arm_count_output_move_double_insns): Call
30473 output_move_double on a copy of operands array.
30475 2012-01-20 Cary Coutant <ccoutant@google.com>
30476 Dodji Seketeli <dodji@redhat.com>
30479 * dwarf2out.c (copy_declaration_context): Return ref to parent
30480 of declaration DIE, if necessary.
30481 (remove_child_or_replace_with_skeleton): Add new parameter; update
30482 caller. Place skeleton DIE under parent DIE of original declaration.
30483 Move call to copy_declaration_context to here ...
30484 (break_out_comdat_types): ... from here.
30486 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30488 PR rtl-optimization/51856
30489 * reload.c (find_reloads_subreg_address): Set the address_reloaded
30492 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
30495 * config/arm/arm.c (arm_print_operand): Correct output of alignment
30496 hints for neon loads and stores.
30498 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
30502 * doc/extend.texi (Named Address Spaces): Split into subsections.
30503 (AVR Named Address Spaces): New subsection.
30504 (M32C Named Address Spaces): New subsection.
30505 (RL78 Named Address Spaces): New subsection.
30506 (SPU Named Address Spaces): New subsection.
30507 (Variable Attributes): New anchor "AVR Variable Attributes".
30508 (AVR Variable Attributes): Rewrite and avoid wording
30509 "address space" in this context.
30510 * doc/invoke.texi (AVR Options): Rewrite and add documentation
30511 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
30512 (AVR Built-in Macros): New subsubsection therein.
30513 * doc/md.texi (AVR constraints): Remove "C04", "R".
30515 2012-01-20 Richard Guenther <rguenther@suse.de>
30517 PR tree-optimization/51903
30518 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
30519 when removing stmts.
30521 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
30524 * config/arm/arm.c (arm_load_pic_register): Use
30525 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
30526 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
30527 (arm_pic_static_addr): Likewise.
30528 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
30529 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
30530 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
30531 (pic_load_addr_unified): New.
30533 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
30536 * function.c (instantiate_virtual_regs_in_insn): Use
30537 delete_insn_and_edges when removing a wrong asm insn.
30539 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
30541 PR rtl-optimization/40761
30542 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
30543 Add new member loop_num.
30544 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
30545 (ira_build): Remove the parameter.
30547 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
30548 (ira.c): Do not build CFG loops for one region allocation. Remove
30549 argument from ira_build call.
30551 * ira-build.c (init_loop_tree_node): New function.
30552 (create_loop_tree_nodes): Use it. Separate the case when CFG
30553 loops are not built.
30554 (more_one_region_p): Check current_loops.
30555 (finish_loop_tree_nodes): Separate the case when CFG loops are not
30557 (add_loop_to_tree): Process loop equal to NULL too.
30558 (form_loop_tree): Separate the case when CFG loops are not built.
30559 Use explicitly number for the root.
30560 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
30562 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
30563 instead of loop->num.
30564 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
30565 (mark_all_loops_for_removal): Ditto.
30566 (remove_unnecessary_regions): Separate the case when CFG loops
30568 (ira_build): Remove the parameter. Use explicit number of regions
30569 when CFG loops are not built.
30571 * ira-color.c (print_loop_title): Separate the case for the root node.
30572 Use loop_num instead of loop->num.
30573 (move_spill_restore): Use loop_num instead of loop->num.
30575 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
30576 (change_loop): Ditto.
30577 (change_loop): Use loop_num instead of loop->num.
30579 * ira-lives.c (process_bb_node_lives): Ditto.
30581 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
30583 * ira-conflicts.c (print_allocno_conflicts): Ditto.
30585 2012-01-19 Jakub Jelinek <jakub@redhat.com>
30587 PR libmudflap/40778
30588 * tree-mudflap.c (mf_artificial): New function.
30589 (execute_mudflap_function_ops, execute_mudflap_function_decls,
30590 mx_register_decls, mudflap_enqueue_decl): Use it.
30593 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
30594 numbers in the insn pattern.
30596 2012-01-19 Michael Matz <matz@suse.de>
30598 PR tree-optimization/46590
30599 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
30600 use it in remembering which conflicts we already created.
30601 (add_scope_conflicts): Adjust call to above, (de)allocate helper
30604 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
30607 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
30608 (merge_and_complain): Same.
30610 2012-01-19 Jakub Jelinek <jakub@redhat.com>
30613 * config/initfini-array.h: Guard content of the header
30614 with #ifdef HAVE_INITFINI_ARRAY.
30615 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
30616 Add initfini-array.h to tm_file here.
30617 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
30618 * config.gcc: Don't add initfini-array.h to tm_file here.
30619 * configure: Regenerated.
30621 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
30623 PR rtl-optimization/51505
30624 * df-problems.c (df_kill_notes): New parameter live. Update comment.
30625 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
30626 (df_note_bb_compute): Update the call to df_kill_notes.
30628 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
30630 * trans-mem.c (requires_barrier): Remove call to is_global_var.
30632 2012-01-18 Richard Guenther <rguenther@suse.de>
30634 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
30635 of conversions to void *.
30637 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30638 Richard Sandiford <rdsandiford@googlemail.com>
30640 PR middle-end/50325
30641 PR middle-end/51192
30642 * optabs.h (simplify_expand_binop): Declare.
30643 * optabs.c (simplify_expand_binop): Make global.
30644 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
30645 endian targets if the source cannot be exactly covered by word
30648 2012-01-17 Jakub Jelinek <jakub@redhat.com>
30651 * hard-reg-set.h (struct hard_reg_set_container): New type.
30652 * target.h (struct hard_reg_set_container): Forward declare.
30653 * target.def (set_up_by_prologue): New target hook.
30654 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
30655 * doc/tm.texi: Regenerated.
30656 * function.c (thread_prologue_and_epilogue_insns): Change
30657 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
30658 Call targetm.set_up_by_prologue on it.
30659 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
30660 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
30662 2012-01-17 Nick Clifton <nickc@redhat.com>
30664 * config/rx/rx.c (rx_can_use_simple_return): New function.
30665 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
30666 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
30668 2012-01-17 Richard Guenther <rguenther@suse.de>
30670 PR middle-end/51782
30671 * expr.c (expand_assignment): Take address-space information
30672 from the address operand of MEM_REF and TARGET_MEM_REF.
30673 (expand_expr_real_1): Likewise.
30675 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30677 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
30678 reload dump is requested.
30680 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
30683 * trans-mem.c (requires_barrier): Call may_be_aliased.
30685 2012-01-17 Jakub Jelinek <jakub@redhat.com>
30687 PR tree-optimization/51877
30688 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
30689 call arguments and fndecls compare equal, instead return false if they
30690 don't. Return true only if lhs1 and lhs2 are either both NULL, or
30691 both SSA_NAMEs that are valueized the same, or they satisfy
30694 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30696 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
30698 * configure: Regenerate.
30700 2012-01-16 Jan Hubicka <jh@suse.cz>
30704 * convert.c (convert_to_integer): Use fold_convert for
30705 converting an INTEGER_CST to integer type.
30707 2012-01-16 Jason Merrill <jason@redhat.com>
30710 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
30712 2012-01-16 Jakub Jelinek <jakub@redhat.com>
30715 * config/s390/s390.c (s390_chunkify_start): Don't skip
30716 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
30717 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
30718 If insn is followed by NOTE_INSN_VAR_LOCATION or
30719 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
30720 Don't use location of note insns.
30722 PR tree-optimization/51865
30723 * tree-inline.c (tree_function_versioning): Call remap_decl
30724 on DECL_RESULT whenever it has VOID_TYPE_P type.
30726 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30728 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
30729 for calls to locally-binding MIPS16 functions if only the return
30730 type uses float regs.
30732 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
30733 Richard Sandiford <rdsandiford@googlemail.com>
30735 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
30736 (SYMBOL_32_HIGH): Likewise.
30737 (mips_output_tls_reloc_directive): Declare.
30738 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
30739 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
30740 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
30741 (mips_lo_relocs, mips_hi_relocs): Make extern.
30742 (mips16_stub_function): Move up file.
30743 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
30744 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
30745 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
30746 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
30747 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
30748 (mips_get_tp): Add MIPS16 support.
30749 (mips_legitimize_tls_address): Remove MIPS16 sorry().
30750 Generalize DTPREL and TPREL handling.
30751 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
30752 Add MIPS16 TLS support.
30753 (mips_output_tls_reloc_directive): New function.
30754 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
30755 * config/mips/predicates.md (symbolic_operand_with_high)
30756 (tls_reloc_operand): New predicates.
30757 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
30758 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
30759 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
30760 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
30761 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
30762 (*tls_get_tp_mips16_call_<mode>): Likewise.
30764 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
30766 PR rtl-optimization/51821
30767 * recog.c (peep2_find_free_register): Determine clobbered registers
30770 2012-01-14 Denis Chertykov <chertykov@gmail.com>
30773 * config/avr/avr-protos.h: Revert change of 2012-01-09.
30774 * config/avr/avr.c: Likewise.
30775 * config/avr/avr.h: Likewise.
30777 2012-01-13 Ian Lance Taylor <iant@google.com>
30780 * tree.h (TYPE_QUALS): Add cast to int.
30781 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
30783 2012-01-13 Ian Lance Taylor <iant@google.com>
30785 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
30786 comparing param_index to VEC_length result.
30788 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
30790 * c-decl.c: Do not include tree-mudflap.h
30791 * tree-optimize.c: Likewise.
30792 * Makefile.in: Update dependencies.
30794 2012-01-13 Richard Guenther <rguenther@suse.de>
30797 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
30798 variable-sized result always use RSO.
30800 2012-01-12 DJ Delorie <dj@redhat.com>
30802 * cfgexpand.c (convert_debug_memory_address): Allow any valid
30803 pointer type, not just the default pointer type.
30805 2012-01-09 Richard Henderson <rth@redhat.com>
30806 Denis Chertykov <chertykov@gmail.com>
30809 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
30810 * config/avr/avr.c (avr_can_eliminate): Simplify.
30811 (avr_initial_elimination_offset): Likewise.
30812 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
30813 (expand_epilogue): Likewise.
30814 (avr_legitimize_address): Gut.
30815 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
30816 (avr_hard_regno_nregs): New.
30817 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
30818 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
30819 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
30820 add soft frame pointer.
30821 (CALL_USED_REGISTERS): Likewise.
30822 (REG_CLASS_CONTENTS): Likewise.
30823 (REGISTER_NAMES): Likewise.
30824 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
30825 (HARD_FRAME_POINTER_REGNUM): New.
30826 (FRAME_POINTER_REGNUM): Use soft frame pointer.
30827 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
30828 remove the HARD_FRAME_POINTER self-elimination.
30830 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
30833 * config/avr/avr.c (avr_encode_section_info): Test for absence of
30834 DECL_EXTERNAL when checking for initializers of progmem variables.
30836 2012-01-12 Ira Rosen <irar@il.ibm.com>
30838 PR tree-optimization/51799
30839 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
30840 that the last operation is a type demotion.
30842 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
30844 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
30845 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
30847 2012-01-11 Jakub Jelinek <jakub@redhat.com>
30850 * combine.c (distribute_notes): If i3 is a noreturn call,
30851 allow old_size to be equal to args_size and make sure the
30852 noreturn call gets REG_ARGS_SIZE note.
30853 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
30854 on noreturn calls even when the delta is 0.
30856 2012-01-11 Nathan Sidwell <nathan@acm.org>
30858 * gcov.c (STRING_SIZE): Remove.
30859 (generate_results): Erase annotations for source files with no
30860 coverage information.
30862 (output_lines): Use it.
30864 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
30866 * gimple.h (gimplify_body): Remove first argument.
30867 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
30868 pointer set here, instead just pass DATA to walk_tree.
30869 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
30870 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
30871 (unvisit_body): Likewise, but with unmark_visited.
30872 (gimplify_body): Remove BODY_P argument and adjust.
30873 (gimplify_function_tree): Adjust call to gimplify_body.
30874 * omp-low.c (finalize_task_copyfn): Likewise.
30876 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
30878 * tree.h (build_function_decl_skip_args): Add boolean parameter.
30879 (build_function_type_skip_args): Delete.
30880 * tree.c (build_function_type_skip_args): Make static and add
30881 SKIP_RETURN parameter. Fix thinko in the handling of variants.
30882 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
30883 pass it to build_function_type_skip_args.
30884 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
30885 (tree_function_versioning): Likewise.
30886 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
30887 build_function_decl_skip_args.
30888 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
30889 and pass it to build_function_decl_skip_args/tree_function_versioning.
30890 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
30891 * ipa-inline-transform.c (save_inline_function_body): Likewise.
30892 * trans-mem.c (ipa_tm_create_version): Likewise.
30893 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
30894 * tree-inline.c (declare_return_variable): Remove always-true test.
30895 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
30896 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
30897 * ipa-split.c (split_function): Skip the return value for the split
30898 part if it doesn't return.
30900 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30902 PR tree-optimization/49642
30903 * ipa-split.c (forbidden_dominators): New variable.
30904 (check_forbidden_calls): New function.
30905 (dominated_by_forbidden): Likewise.
30906 (consider_split): Check for forbidden dominators.
30907 (execute_split_functions): Initialize and free forbidden
30908 dominators info; call check_forbidden_calls.
30910 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
30912 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
30914 2012-01-11 Nick Clifton <nickc@redhat.com>
30916 * config/rx/rx.md (return): Define pattern.
30918 2012-01-11 Richard Guenther <rguenther@suse.de>
30920 * doc/extend.texi (malloc attribute): Adjust according to
30923 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
30924 Patrick Marlier <patrick.marlier@gmail.com>
30926 PR middle-end/51516
30927 * trans-mem.c (get_cg_data): Traverse aliases if requested.
30928 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
30929 (ipa_tm_note_irrevocable): Same.
30930 (ipa_tm_scan_irr_block): Same.
30931 (ipa_tm_decrement_clone_counts): Same.
30932 (ipa_tm_scan_irr_function): Same.
30933 (ipa_tm_create_version_alias): Same.
30934 (ipa_tm_create_version): Same.
30935 (ipa_tm_transform_calls_redirect): Same.
30936 (ipa_tm_transform_calls): Same.
30937 (ipa_tm_transform_transaction): Same.
30938 (ipa_tm_execute): Same.
30940 2012-01-10 Richard Guenther <rguenther@suse.de>
30942 PR middle-end/51806
30943 * opts.c (common_handle_option): Handle -Werror.
30945 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
30947 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
30950 2012-01-10 Jason Merrill <jason@redhat.com>
30952 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
30955 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30957 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
30958 supports R_386_TLS_GD_PLT reloc.
30959 (gcc_cv_as_ix86_tlsldmplt): Check if linker
30960 supports R_386_TLS_LDM_PLT reloc.
30961 * configure: Regenerate.
30962 * config.in: Regenerate.
30964 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
30967 Extend __pgmx semantics to linearize memory.
30968 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
30969 determine if code comes inline or from libgcc.
30970 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
30971 (movmem_qi, movmem_qi): Set constraint #2 to "n".
30972 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
30973 (movmemx_qi, movmemx_hi): New insns.
30974 (xload_<mode>_libgcc): Rewrite to new insn condition.
30975 (xload_<mode>): Remove insns.
30976 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
30977 cases that don't satisfy avr_xload_libgcc_p().
30978 (avr_addr_space_convert): Allow converting in any direction.
30979 (avr_addr_space_subset_p): Return always true.
30980 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
30981 (avr_emit_movmemhi): Ditto.
30982 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
30983 (avr_out_movmem): Ditto.
30984 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
30985 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
30986 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
30987 (avr_encode_section_info): Encode 'progmem' in symbol flags.
30988 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
30990 2012-01-10 Richard Guenther <rguenther@suse.de>
30992 PR tree-optimization/50913
30993 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
30994 Require data-refs to be representable by Graphite with respect
30997 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
30999 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
31000 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
31002 2012-01-10 Tom de Vries <tom@codesourcery.com>
31004 PR rtl-optimization/51271
31005 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
31006 handling annulled branch.
31008 2012-01-10 Richard Henderson <rth@redhat.com>
31010 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
31011 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
31012 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
31013 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
31014 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
31015 arm_expand_vec_perm_const): New.
31016 * config/arm/arm-protos.h: Update.
31017 * config/arm/neon.md (UNSPEC_VCONCAT): New.
31018 (*neon_vswp<VDQX>): New.
31019 (neon_vcombine<VDX>): Use neon_split_vcombine.
31020 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
31021 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
31022 (vec_perm<VE>): New.
31024 2012-01-10 Richard Henderson <rth@redhat.com>
31026 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
31027 use it if reload_completed.
31028 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
31029 arm_output_asm_insn, arm_process_output_memory_barrier,
31030 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
31031 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
31032 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
31033 arm_process_output_sync_insn, arm_output_sync_insn,
31034 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
31035 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
31036 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
31037 (emit_unlikely_jump): New.
31038 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
31039 (arm_split_atomic_op): New.
31040 * config/arm/arm-protos.h: Update.
31041 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
31042 (struct arm_sync_generator): Remove.
31043 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
31044 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
31045 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
31046 (VUNSPEC_LL, VUNSPEC_SC): New.
31047 (sync_result, sync_memory, sync_required_value, sync_new_value,
31048 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
31049 (attr length): Don't use arm_sync_loop_insns.
31050 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
31051 (movsfcc, movdfcc): Likewise.
31052 * config/arm/constraints.md (Ua): New.
31053 * config/arm/prediates.md (mem_noofs_operand): New.
31054 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
31055 (sync_clobber, sync_t2_reqd): Remove.
31056 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
31057 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
31058 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
31059 (arm_sync_compare_and_swap<SIDI>): Remove.
31060 (arm_sync_compare_and_swap<NARROW>): Remove.
31061 (arm_sync_lock_test_and_set<SIDI>): Remove.
31062 (arm_sync_lock_test_and_set<NARROW>): Remove.
31063 (arm_sync_new_<syncop><SIDI>): Remove.
31064 (arm_sync_new_<syncop><NARROW>): Remove.
31065 (arm_sync_new_nand<SIDI>): Remove.
31066 (arm_sync_new_nand<NARROW>): Remove.
31067 (arm_sync_old_<syncop><SIDI>): Remove.
31068 (arm_sync_old_<syncop><NARROW>): Remove.
31069 (arm_sync_old_nand<SIDI>): Remove.
31070 (arm_sync_old_nand<NARROW>): Remove.
31071 (*memory_barrier): Merge arm_output_memory_barrier.
31072 (atomic_compare_and_swap<QHSD>): New.
31073 (atomic_compare_and_swap<NARROW>_1): New.
31074 (atomic_compare_and_swap<SIDI>_1): New.
31075 (atomic_exchange<QHSD>): New.
31076 (cas_cmp_operand, cas_cmp_str): New.
31077 (atomic_op_operand, atomic_op_str): New.
31078 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
31079 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
31080 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
31081 (arm_load_exclusive<NARROW>): New.
31082 (arm_load_exclusivesi, arm_load_exclusivedi): New.
31083 (arm_store_exclusive<QHSD>): New.
31085 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
31087 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
31088 reload patterns if -mvsx-scalar-memory.
31090 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
31091 generated, even -mno-vsx-scalar-double was used.
31092 (vsx_xscvdpsp_scalar): Likewise.
31093 (vsx_xscvspdp_scalar2): Likewise.
31095 2012-01-09 Tom de Vries <tom@codesourcery.com>
31096 Andrew Pinski <apinski@cavium.com>
31099 * reorg.c (fill_slots_from_thread): Don't speculate
31100 frame-related insns.
31102 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
31104 * sched-int.h (bb_note): Move to...
31105 * basic-block.h: ...here.
31106 * haifa-sched.c (bb_note): Move to...
31107 * cfgrtl.c: ...here.
31108 * function.c (next_block_for_reg): New function.
31109 (move_insn_for_shrink_wrap): Likewise.
31110 (prepare_shrink_wrap): Rewrite to use the above.
31112 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
31114 * gimple.c (is_gimple_non_addressable): Remove.
31115 * gimple.h: Remove is_gimple_non_addressable.
31116 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
31117 is_gimple_non_addressable.
31118 * trans-mem.c (expand_assign_tm): Same.
31120 2012-01-09 Richard Guenther <rguenther@suse.de>
31122 PR tree-optimization/51775
31123 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
31124 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
31126 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
31128 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
31130 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
31132 2012-01-09 Richard Guenther <rguenther@suse.de>
31134 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
31136 2012-01-08 Jan Hubicka <jh@suse.cz>
31138 PR tree-optimize/51680
31139 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
31140 on when known_vals needs to be computed; cleanup.
31142 2012-01-08 Jan Hubicka <jh@suse.cz>
31144 PR tree-optimize/51694
31145 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
31147 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
31149 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
31150 for -std=c++98 and -std=c++11 too.
31152 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
31154 * cfgloop.c (cancel_loop): Add free() of bbs array.
31156 2012-01-07 Jan Hubicka <jh@suse.cz>
31158 PR tree-optimization/51600
31159 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
31160 that benefits small functions.
31162 2012-01-07 Jan Hubicka <jh@suse.cz>
31164 * ipa-inline.c (want_inline_small_function_p): Fix formating.
31166 2012-01-07 Jan Hubicka <jh@suse.cz>
31168 PR tree-optimization/51680
31169 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
31170 whose inlining reduce unit size.
31172 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
31175 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
31176 Add canonical node to containing_mem chain after the non-canonical
31177 one, even if there weren't any locs to propagate.
31178 (remove_useless_values): Keep only canonical values.
31179 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
31180 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
31181 canonicalize mem_chain elements that are not discarded.
31183 2012-01-06 Jakub Jelinek <jakub@redhat.com>
31186 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
31187 before emitting functions.
31189 PR gcov-profile/50127
31190 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
31191 clear_aux_for_blocks.
31193 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
31196 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
31198 2012-01-06 Arnaud Charlet <charlet@adacore.com>
31200 * c-decl.c (ext_block): Moved up.
31201 (collect_all_refs, for_each_global_decl): Take ext_block into account.
31203 2012-01-06 Han Shen <shenhan@google.com>
31205 Translate built-in include paths for sysroot.
31206 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
31207 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
31209 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
31210 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
31212 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
31213 control whether sysroot should be prepended to gxx include dir.
31215 * configure: Regenerate.
31217 2012-01-06 Torvald Riegel <triegel@redhat.com>
31219 PR rtl-optimization/51771
31220 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
31221 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
31223 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
31225 PR tree-optimization/51315
31226 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
31227 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
31229 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
31232 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
31233 for shrp pattern. Correctly handle and fixup shift variable.
31234 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
31236 2012-01-05 Jakub Jelinek <jakub@redhat.com>
31239 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
31240 note when !ACCUMULATE_OUTGOING_ARGS.
31242 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
31244 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
31246 (extract_range_from_unary_expr_1): Avoid useless computations.
31248 2012-01-05 Jakub Jelinek <jakub@redhat.com>
31250 PR rtl-optimization/51767
31251 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
31252 of jump_block and add an extra edge for degenerated asm gotos.
31254 PR middle-end/51768
31255 * stmt.c (check_unique_operand_names): Don't ICE during error
31256 reporting if i is from labels chain.
31258 PR middle-end/44777
31259 * profile.c (branch_prob): Split bbs that have exit edge
31260 and need a fake entry edge too.
31262 2012-01-05 Jan Hubicka <jh@suse.cz>
31264 PR middle-end/49710
31265 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
31268 2012-01-05 Richard Guenther <rguenther@suse.de>
31271 * tree-streamer-out.c (write_ts_optimization): New function.
31272 (streamer_write_tree_body): Call it.
31273 * tree-streamer-in.c (lto_input_ts_optimization): New function.
31274 (streamer_read_tree_body): Call it.
31275 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
31277 2012-01-05 Jakub Jelinek <jakub@redhat.com>
31279 PR middle-end/51761
31280 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
31281 * gimplify.c (gimplify_cleanup_point_expr): Save and set
31282 in_cleanup_point_expr before gimplify_stmt call and restore it
31284 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
31285 in_cleanup_point_expr is false.
31287 2012-01-05 Richard Guenther <rguenther@suse.de>
31289 PR middle-end/51764
31290 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
31292 * toplev.c (process_options): Reject combining mudflap and LTO.
31293 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
31295 2012-01-05 Richard Guenther <rguenther@suse.de>
31297 PR tree-optimization/51760
31298 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
31300 (bit_value_unop): Handle UNDEFINED operands.
31301 (bit_value_binop): Likewise.
31303 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
31305 * config/avr/avr.c (avr_replace_prefix): Remove.
31306 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
31307 (avr_asm_function_rodata_section): Ditto.
31308 (avr_asm_select_section): Ditto.
31310 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
31312 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
31315 2012-01-05 Jakub Jelinek <jakub@redhat.com>
31318 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
31319 calls that have any non-fake successor edges.
31322 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
31324 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
31326 PR tree-optimization/51624
31327 * tree-sra.c (build_ref_for_model): When replicating a chain of
31328 COMPONENT_REFs, stop as soon as the offset would become negative.
31330 2012-01-04 Jakub Jelinek <jakub@redhat.com>
31333 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
31334 in .debug_loc on the floor.
31336 2012-01-04 Andrew Pinski <apinski@cavium.com>
31338 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
31340 2012-01-04 Andrew Pinski <apinski@cavium.com>
31341 Adam Nemet <anemet@caviumnetworks.com>
31343 * config/mips/mips.md (size): Add SI and DI.
31344 (SIZE): New mode attribute.
31345 (U): New code attribute.
31346 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
31347 (mips_lbux_<mode>): Delete.
31348 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
31349 (mips_lhx): Use gen_mips_lhx_extsi.
31350 (mips_lhx_<mode>): Delete.
31351 (mips_lwx): Delete.
31352 (mips_l<size>x): New expand.
31353 (mips_lwx_<mode>): Delete.
31354 (mips_l<GPR:size>x_<P:mode>): New pattern.
31355 (*mips_lw<u>x_<P:mode>_ext): Likewise.
31356 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
31357 * config/mips/mips.c (mips_lx_address_p): New function.
31358 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
31359 (dsp64): New availability predicate.
31360 (mips_builtins): Add an entry for __builtin_mips_ldx.
31361 * config/mips/mips.h (ISA_HAS_LBX): New define.
31362 (ISA_HAS_LBUX): Likewise.
31363 (ISA_HAS_LHX): Likewise.
31364 (ISA_HAS_LHUX): Likewise.
31365 (ISA_HAS_LWX): Likewise.
31366 (ISA_HAS_LWUX): Likewise.
31367 (ISA_HAS_LDX): Likewise.
31368 * doc/extend.texi (__builtin_mips_ldx): Document.
31370 2012-01-04 Tristan Gingold <gingold@adacore.com>
31372 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
31373 when long pointers are used.
31374 * config.build (*-*-*vms*): Handle all OpenVMS targets.
31375 (alpha64-dec-*vms*, alpha*-dec-*vms*)
31376 (ia64-hp-*vms*): Remove.
31377 * config/vms/xm-vms64.h: Delete.
31379 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
31381 PR middle-end/51472
31382 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
31384 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
31386 * opts.c (finish_options): Remove duplicate sorry.
31388 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
31390 PR middle-end/51696
31391 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
31394 2012-01-04 Richard Guenther <rguenther@suse.de>
31396 PR middle-end/51750
31397 * tree.c (size_low_cst): New function.
31398 * tree.h (size_low_cst): Declare.
31399 * fold-const.c (fold_comparison): Use it to extract the low
31400 part of the POINTER_PLUS_EXPR offset.
31402 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
31404 Fix clearing ZERO_REG
31405 * config/avr/avr.md (cc): Add alternative "ldi".
31406 (movqi_insn): Use it in cc attribute.
31407 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
31408 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
31409 (output_reload_insisf): Use ZERO_REG to pre-clear register.
31411 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31413 * configure: Regenerate.
31415 2012-01-04 Richard Guenther <rguenther@suse.de>
31417 PR tree-optimization/49651
31418 * tree-ssa-structalias.c (type_can_have_subvars): New function.
31419 (var_can_have_subvars): Use it.
31420 (get_constraint_for_1): Only consider subfields if there can be any.
31422 2012-01-03 Jakub Jelinek <jakub@redhat.com>
31425 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
31426 to its new canonical_cselib_val and the cselib_val was in
31427 first_containing_mem chain, but the canonical_cselib_val was not,
31428 add the latter into the chain.
31429 (cselib_invalidate_mem): Compare canonical_cselib_val of
31430 addr_list chain elt with v.
31433 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
31434 dwarf2out_undef): Allocate e.info using ggc_strdup instead
31436 (output_macinfo_op): Don't ggc_strdup fd->filename.
31437 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
31438 then ggc_strdup it. Don't free inc->info or cur->info.
31439 (output_macinfo): Don't free ref->info or file->info.
31441 2012-01-03 Ira Rosen <irar@il.ibm.com>
31443 PR tree-optimization/51269
31444 * tree-vect-loop-manip.c (set_prologue_iterations): Make
31445 first_niters a pointer.
31446 (slpeel_tree_peel_loop_to_edge): Likewise.
31447 (vect_do_peeling_for_loop_bound): Update call to
31448 slpeel_tree_peel_loop_to_edge.
31449 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
31450 here. Remove it from the parameters list.
31451 (vect_do_peeling_for_alignment): Update calls and compute
31452 wide_prolog_niters.
31454 2012-01-03 Richard Guenther <rguenther@suse.de>
31456 PR tree-optimization/51070
31457 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
31458 Properly handle calls.
31460 2012-01-03 Richard Guenther <rguenther@suse.de>
31462 PR tree-optimization/51692
31463 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
31464 the LHS of allocation stmts.
31466 2012-01-03 Olivier Hainque <hainque@adacore.com>
31468 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
31470 2012-01-03 Olivier Hainque <hainque@adacore.com>
31472 * collect2.c (main): In AIX specific computations for vector
31473 insertions, use CONST_CAST2 to cast from char ** to const char **.
31475 2012-01-03 Richard Guenther <rguenther@suse.de>
31478 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
31479 the context of a limbo DIE when it does not already exist.
31481 2012-01-03 Jakub Jelinek <jakub@redhat.com>
31483 PR tree-optimization/51719
31484 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
31485 but direct call is, clear direct call's lhs and don't add fallthrough
31486 edge from dcall_bb to join_bb and PHIs.
31488 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31490 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
31491 the instructions emitted by the pattern.
31492 ("*TDC_insn_<mode>"): Add comment.
31494 2012-01-03 Richard Guenther <rguenther@suse.de>
31496 PR middle-end/51730
31497 * fold-const.c (fold_comparison): Properly canonicalize
31498 tree offset and HOST_WIDE_INT bit position.
31500 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
31502 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
31503 operands for extzv pattern.
31505 2012-01-02 Jakub Jelinek <jakub@redhat.com>
31508 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
31511 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
31513 * doc/invoke.texi (-flto and related options): Copy-edit.
31515 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31517 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
31519 2012-01-02 Jakub Jelinek <jakub@redhat.com>
31521 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
31524 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31526 * expr.h (move_by_pieces_ninsns): Declare.
31527 * expr.c (move_by_pieces_ninsns): Make external.
31528 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
31529 (mips_store_by_pieces_p): Likewise.
31530 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
31531 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
31532 * config/mips/mips.c (mips_move_by_pieces_p): New function.
31533 (mips_store_by_pieces_p): Likewise.
31535 2012-01-02 Jakub Jelinek <jakub@redhat.com>
31537 * passes.c (register_one_dump_file): Free full_name.
31539 * reload1.c (reload): Don't allocate reg_max_ref_width here.
31540 (calculate_elim_costs_all_insns): Free offsets_at and
31541 offsets_known_at at the end and clear the pointers.
31543 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
31545 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
31546 this option introduced in r180739.
31548 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
31551 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
31552 (tmake_file target=avr): Add avr/t-multilib.
31554 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
31555 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
31556 * config/avr/genmultilib.awk: New file.
31557 * config/avr/t-multilib: New auto-generated file.
31558 * config/avr/multilib.h: New auto-generated file.
31559 * config/avr/t-avr (AVR_MCUS): New variable.
31560 (genopt.sh): Use it.
31561 (s-mlib): Depend on t-multilib.
31562 (t-multilib, multilib.h): New dependencies.
31563 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
31564 (MULTILIB_OPTIONS): Remove.
31565 (MULTILIB_MATCHES): Remove.
31566 (MULTILIB_DIRNAMES): Remove.
31567 (MULTILIB_EXCEPTIONS): Remove:
31568 * config/avr/genopt.sh: Don't use hard coded file name;
31569 pass AVR_MCUS from t-avr instead.
31571 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
31573 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
31575 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
31577 Implement light-weight DImode support.
31578 * config/avr/avr-dimode.md: New file.
31579 * config/avr/avr.md: Include it.
31580 (adjust_len): Add plus64, compare64.
31581 (HIDI): Remove code iterator.
31582 (code_stdname): New code attribute.
31583 (rotx, rotsmode): Remove DI.
31584 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
31586 * config/avr/avr-protos.h (avr_have_dimode): New.
31587 (avr_out_plus64, avr_out_compare64): New.
31588 * config/avr/avr.c (avr_out_compare): Handle DImode.
31589 (avr_have_dimode): New variable definition and initialization.
31590 (avr_out_compare64, avr_out_plus64): New functions.
31591 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
31592 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
31593 (avr_compare_pattern): Skip DImode comparisons.
31595 2012-01-02 Revital Eres <revital.eres@linaro.org>
31597 * ddg.c (def_has_ccmode_p): New function.
31598 (add_cross_iteration_register_deps,
31599 create_ddg_dep_from_intra_loop_link): Call it.
31601 2012-01-02 Richard Guenther <rguenther@suse.de>
31604 * invoke.texi (fassociative-math): Remove spurious paranthesis.
31606 2012-01-01 Jakub Jelinek <jakub@redhat.com>
31608 * gcc.c (process_command): Update copyright notice dates.
31609 * gcov.c (print_version): Likewise.
31610 * gcov-dump.c (print_version): Likewise.
31611 * mips-tfile.c (main): Likewise.
31612 * mips-tdump.c (main): Likewise.
31614 2012-01-01 Ira Rosen <irar@il.ibm.com>
31616 PR tree-optimization/51704
31617 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
31618 a use is inside the basic block or loop before accessing its vect info.
31620 2012-01-01 Jan Hubicka <jhjh@suse.cz>
31622 PR rtl-optimization/51069
31623 * cfgloopmanip.c (remove_path): Removing path making irreducible
31624 region unconditional makes BB part of the region.
31626 2012-01-01 Jakub Jelinek <jakub@redhat.com>
31628 PR tree-optimization/51683
31629 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
31630 calls with side-effects.
31631 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
31633 Copyright (C) 2012 Free Software Foundation, Inc.
31635 Copying and distribution of this file, with or without modification,
31636 are permitted in any medium without royalty provided the copyright
31637 notice and this notice are preserved.